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428
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1 /* The lwlib interface to Motif widgets.
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2 Copyright (C) 1992, 1993, 1994 Lucid, Inc.
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3 Copyright (C) 1995 Tinker Systems and INS Engineering Corp.
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4
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5 This file is part of the Lucid Widget Library.
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6
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7 The Lucid Widget Library is free software; you can redistribute it and/or
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8 modify it under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 2, or (at your option)
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10 any later version.
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11
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12 The Lucid Widget Library is distributed in the hope that it will be useful,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with XEmacs; see the file COPYING. If not, write to
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19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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20 Boston, MA 02111-1307, USA. */
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21
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22 #include <config.h>
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23 #include <stdlib.h>
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24 #include <string.h>
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25 #include <stdio.h>
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26 #include <limits.h>
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27 #ifdef HAVE_UNISTD_H
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28 #include <unistd.h>
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29 #endif
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30
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31 #include <X11/StringDefs.h>
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32 #include <X11/IntrinsicP.h>
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33 #include <X11/ObjectP.h>
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34 #include <X11/CoreP.h>
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35 #include <X11/CompositeP.h>
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36
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37 #include "lwlib-Xm.h"
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38 #include "lwlib-utils.h"
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39
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40 #include <Xm/Xm.h>
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41 #include <Xm/BulletinB.h>
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42 #include <Xm/CascadeB.h>
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43 #include <Xm/DrawingA.h>
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44 #include <Xm/FileSB.h>
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45 #include <Xm/Label.h>
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46 #include <Xm/List.h>
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47 #include <Xm/MenuShell.h>
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48 #include <Xm/MessageB.h>
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49 #include <Xm/PushB.h>
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50 #include <Xm/PushBG.h>
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51 #include <Xm/ArrowB.h>
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52 #include <Xm/ScrollBar.h>
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53 #include <Xm/SelectioB.h>
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54 #include <Xm/Text.h>
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55 #include <Xm/TextF.h>
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56 #include <Xm/ToggleB.h>
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57 #include <Xm/ToggleBG.h>
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58 #include <Xm/RowColumn.h>
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59 #include <Xm/ScrolledW.h>
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60 #include <Xm/Separator.h>
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61 #include <Xm/DialogS.h>
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62 #include <Xm/Form.h>
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63 #ifdef LWLIB_WIDGETS_MOTIF
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64 #include <Xm/Scale.h>
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65 #if XmVERSION > 1
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66 #include <Xm/ComboBoxP.h>
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67 #endif
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68 #endif
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69
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70 #ifdef LWLIB_MENUBARS_MOTIF
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71 static void xm_pull_down_callback (Widget, XtPointer, XtPointer);
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72 #endif
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73 static void xm_internal_update_other_instances (Widget, XtPointer,
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74 XtPointer);
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75 static void xm_pop_down_callback (Widget, XtPointer, XtPointer);
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76 static void xm_generic_callback (Widget, XtPointer, XtPointer);
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77 static void mark_dead_instance_destroyed (Widget widget, XtPointer closure,
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78 XtPointer call_data);
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79 #if defined (LWLIB_DIALOGS_MOTIF) || defined (LWLIB_WIDGETS_MOTIF)
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80 static void xm_nosel_callback (Widget, XtPointer, XtPointer);
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81 #endif
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82 #ifdef LWLIB_SCROLLBARS_MOTIF
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83 static void xm_scrollbar_callback (Widget, XtPointer, XtPointer);
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84 #endif
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85
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86 #ifdef LWLIB_MENUBARS_MOTIF
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87 static void
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88 xm_update_menu (widget_instance* instance, Widget widget, widget_value* val,
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89 Boolean deep_p);
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90 #endif
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91
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92 /* Structures to keep destroyed instances */
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93 typedef struct _destroyed_instance
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94 {
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95 char* name;
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96 char* type;
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97 Widget widget;
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98 Widget parent;
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99 Boolean pop_up_p;
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100 struct _destroyed_instance* next;
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101 } destroyed_instance;
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102
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103 static destroyed_instance*
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104 all_destroyed_instances = NULL;
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105
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106 /* Utility function. */
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107 static char *
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108 safe_strdup (char* s)
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109 {
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110 char *result;
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111 if (! s) return 0;
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112 result = (char *) malloc (strlen (s) + 1);
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113 if (! result)
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114 return 0;
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115 strcpy (result, s);
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116 return result;
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117 }
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118
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119 static destroyed_instance*
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120 make_destroyed_instance (char* name, char* type, Widget widget, Widget parent,
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121 Boolean pop_up_p)
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122 {
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123 destroyed_instance* instance =
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124 (destroyed_instance*) malloc (sizeof (destroyed_instance));
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125 instance->name = safe_strdup (name);
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126 instance->type = safe_strdup (type);
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127 instance->widget = widget;
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128 instance->parent = parent;
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129 instance->pop_up_p = pop_up_p;
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130 instance->next = NULL;
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131 return instance;
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132 }
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133
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134 static void
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135 free_destroyed_instance (destroyed_instance* instance)
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136 {
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137 free (instance->name);
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138 free (instance->type);
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139 free (instance);
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140 }
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141
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142 /* motif utility functions */
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143 Widget
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144 first_child (Widget widget)
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145 {
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146 return ((CompositeWidget)widget)->composite.children [0];
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147 }
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148
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149 Boolean
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150 lw_motif_widget_p (Widget widget)
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151 {
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152 return
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153 #ifdef LWLIB_DIALOGS_MOTIF
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154 XtClass (widget) == xmDialogShellWidgetClass ||
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155 #endif
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156 XmIsPrimitive (widget) || XmIsManager (widget) || XmIsGadget (widget);
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157 }
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158
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159 static char *
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160 resource_string (Widget widget, char *name)
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161 {
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162 XtResource resource;
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163 char *result = NULL;
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164
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165 resource.resource_name = "labelString";
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166 resource.resource_class = "LabelString"; /* #### should be Xmsomething... */
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167 resource.resource_type = XtRString;
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168 resource.resource_size = sizeof (String);
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169 resource.resource_offset = 0;
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170 resource.default_type = XtRImmediate;
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171 resource.default_addr = 0;
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172
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173 XtGetSubresources (widget, (XtPointer)&result, name,
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174 name, &resource, 1, NULL, 0);
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175 return result;
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176 }
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177
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178
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179
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180 #ifdef LWLIB_DIALOGS_MOTIF
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181
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182 static Boolean
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183 is_in_dialog_box (Widget w)
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184 {
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185 Widget wmshell;
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186
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187 wmshell = XtParent (w);
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188 while (wmshell && (XtClass (wmshell) != xmDialogShellWidgetClass))
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189 wmshell = XtParent (wmshell);
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190
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191 if (wmshell && XtClass (wmshell) == xmDialogShellWidgetClass)
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192 return True;
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193 else
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194 return False;
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195 }
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196
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197 #endif /* LWLIB_DIALOGS_MOTIF */
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198
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199 #if defined (LWLIB_DIALOGS_MOTIF) || defined (LWLIB_MENUBARS_MOTIF) || defined (LWLIB_WIDGETS_MOTIF)
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200
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201 /* update the label of anything subclass of a label */
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202 static void
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203 xm_update_label (widget_instance* instance, Widget widget, widget_value* val)
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204 {
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205 XmString built_string = NULL;
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206 XmString key_string = NULL;
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207 XmString val_string = NULL;
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208 XmString name_string = NULL;
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209 Arg al [20];
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210 int ac = 0;
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211 int type;
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212
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213 /* Don't clobber pixmap types. */
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214 XtSetArg (al [0], XmNlabelType, &type);
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215 XtGetValues (widget, al, 1);
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216
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217 if (type == XmPIXMAP)
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218 return;
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219
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220 if (val->value)
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221 {
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446
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222 /* #### Temporary fix. I though Motif was supposed to grok %_
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223 type things. */
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224 lw_remove_accelerator_spec (val->value);
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225
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428
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226 #ifdef LWLIB_DIALOGS_MOTIF
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227 /*
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228 * Sigh. The main text of a label is the name field for menubar
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229 * entries. The value field is a possible additional field to be
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230 * concatenated on to the name field. HOWEVER, with dialog boxes
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231 * the value field is the complete text which is supposed to be
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232 * displayed as the label. Yuck.
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233 */
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234 if (is_in_dialog_box (widget))
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235 {
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236 char *value_name = NULL;
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237
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238 value_name = resource_string (widget, val->value);
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239 if (!value_name)
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240 value_name = val->value;
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241
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242 built_string =
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243 XmStringCreateLtoR (value_name, XmSTRING_DEFAULT_CHARSET);
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244 }
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245 else
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246 #endif /* LWLIB_DIALOGS_MOTIF */
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247 {
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248 char *value_name = NULL;
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249 char *res_name = NULL;
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250
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251 res_name = resource_string (widget, val->name);
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252 /* Concatenating the value with itself seems just plain daft. */
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253 if (!res_name)
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254 {
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255 built_string =
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256 XmStringCreateLtoR (val->value, XmSTRING_DEFAULT_CHARSET);
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257 }
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258 else
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259 {
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260 name_string =
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261 XmStringCreateLtoR (res_name, XmSTRING_DEFAULT_CHARSET);
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442
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262
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428
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263 value_name = XtMalloc (strlen (val->value) + 2);
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264 *value_name = 0;
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265 strcat (value_name, " ");
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266 strcat (value_name, val->value);
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442
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267
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428
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268 val_string =
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269 XmStringCreateLtoR (value_name, XmSTRING_DEFAULT_CHARSET);
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442
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270
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428
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271 built_string =
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272 XmStringConcat (name_string, val_string);
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442
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273
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428
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274 XtFree (value_name);
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275 }
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276 }
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277
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278 XtSetArg (al [ac], XmNlabelString, built_string); ac++;
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279 XtSetArg (al [ac], XmNlabelType, XmSTRING); ac++;
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280 }
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281
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282 if (val->key)
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283 {
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284 key_string = XmStringCreateLtoR (val->key, XmSTRING_DEFAULT_CHARSET);
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285 XtSetArg (al [ac], XmNacceleratorText, key_string); ac++;
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286 }
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287
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288 if (ac)
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289 XtSetValues (widget, al, ac);
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290
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291 if (built_string)
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292 XmStringFree (built_string);
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293
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294 if (key_string)
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295 XmStringFree (key_string);
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296
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297 if (name_string)
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298 XmStringFree (name_string);
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299
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300 if (val_string)
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301 XmStringFree (val_string);
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302 }
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303
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903
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304 static void
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305 xm_safe_update_label (widget_instance* instance, Widget widget, widget_value* val)
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306 {
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307 /* Don't clobber non-labels. */
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308 if (XtIsSubclass (widget, xmLabelWidgetClass))
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309 xm_update_label (instance, widget, val);
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310 }
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311
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428
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312 #endif /* defined (LWLIB_DIALOGS_MOTIF) || defined (LWLIB_MENUBARS_MOTIF) */
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313
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314 /* update of list */
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315 static void
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316 xm_update_list (widget_instance* instance, Widget widget, widget_value* val)
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317 {
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318 widget_value* cur;
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319 int i;
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320 XtRemoveAllCallbacks (widget, XmNsingleSelectionCallback);
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321 XtAddCallback (widget, XmNsingleSelectionCallback, xm_generic_callback,
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322 instance);
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323 for (cur = val->contents, i = 0; cur; cur = cur->next)
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324 if (cur->value)
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325 {
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326 XmString xmstr = XmStringCreate (cur->value, XmSTRING_DEFAULT_CHARSET);
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327 i += 1;
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328 XmListAddItem (widget, xmstr, 0);
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329 if (cur->selected)
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330 XmListSelectPos (widget, i, False);
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331 XmStringFree (xmstr);
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332 }
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333 }
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334
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335 /* update of buttons */
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336 static void
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337 xm_update_pushbutton (widget_instance* instance, Widget widget,
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338 widget_value* val)
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339 {
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340 Arg al [1];
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341 XtSetArg (al [0], XmNalignment, XmALIGNMENT_CENTER);
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342 XtSetValues (widget, al, 1);
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343 XtRemoveAllCallbacks (widget, XmNactivateCallback);
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344 XtAddCallback (widget, XmNactivateCallback, xm_generic_callback, instance);
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345 }
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346
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639
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347 static void
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348 xm_update_progress (widget_instance* instance, Widget scale,
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349 widget_value* val)
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350 {
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351 Arg al[20];
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352 int ac = 0;
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353 Dimension height = 0;
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354 Dimension width = 0;
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355 if (!val->call_data)
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356 {
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357 XtSetArg (al [ac], XmNeditable, False); ac++;
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358 }
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359 else
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360 {
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361 XtSetArg (al [ac], XmNeditable, val->enabled); ac++;
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362 }
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363 height = (Dimension)lw_get_value_arg (val, XtNheight);
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364 width = (Dimension)lw_get_value_arg (val, XtNwidth);
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365 if (height > 0)
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366 {
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367 XtSetArg (al [ac], XmNscaleHeight, height); ac++;
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368 }
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369 if (width > 0)
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370 {
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371 XtSetArg (al [ac], XmNscaleWidth, width); ac++;
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372 }
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373
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374 XtSetValues (scale, al, 1);
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375 }
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376
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428
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377 #ifdef LWLIB_MENUBARS_MOTIF
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378
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379 static void
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380 xm_update_cascadebutton (widget_instance* instance, Widget widget,
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381 widget_value* val)
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382 {
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383 /* Should also rebuild the menu by calling ...update_menu... */
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384 if (val
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385 && val->type == CASCADE_TYPE
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386 && val->contents
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387 && val->contents->type == INCREMENTAL_TYPE)
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388 {
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389 /* okay, we're now doing a lisp callback to incrementally generate
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390 more of the menu. */
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391 XtRemoveAllCallbacks (widget, XmNcascadingCallback);
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392 XtAddCallback (widget, XmNcascadingCallback, xm_pull_down_callback,
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393 instance);
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394 XtCallCallbacks ((Widget)widget,
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395 XmNcascadingCallback,
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396 (XtPointer)val->contents);
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397
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398 } else {
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399 XtRemoveAllCallbacks (widget, XmNcascadingCallback);
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400 XtAddCallback (widget, XmNcascadingCallback, xm_pull_down_callback,
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401 instance);
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402 }
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403 }
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404
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405 #endif /* LWLIB_MENUBARS_MOTIF */
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406
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407 /* update toggle and radiobox */
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408 static void
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409 xm_update_toggle (widget_instance* instance, Widget widget, widget_value* val)
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|
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410 {
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411 Arg al [2];
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|
|
412 XtRemoveAllCallbacks (widget, XmNvalueChangedCallback);
|
|
|
413 XtAddCallback (widget, XmNvalueChangedCallback, xm_generic_callback,
|
|
|
414 instance);
|
|
|
415 XtSetArg (al [0], XmNset, val->selected);
|
|
|
416 XtSetArg (al [1], XmNalignment, XmALIGNMENT_BEGINNING);
|
|
|
417 XtSetValues (widget, al, 1);
|
|
|
418 }
|
|
|
419
|
|
|
420 static void
|
|
|
421 xm_update_radiobox (widget_instance* instance, Widget widget,
|
|
|
422 widget_value* val)
|
|
|
423 {
|
|
|
424 Widget toggle;
|
|
|
425 widget_value* cur;
|
|
|
426
|
|
|
427 /* update the callback */
|
|
|
428 XtRemoveAllCallbacks (widget, XmNentryCallback);
|
|
|
429 XtAddCallback (widget, XmNentryCallback, xm_generic_callback, instance);
|
|
|
430
|
|
|
431 /* first update all the toggles */
|
|
|
432 /* Energize kernel interface is currently bad. It sets the selected widget
|
|
|
433 with the selected flag but returns it by its name. So we currently
|
|
|
434 have to support both setting the selection with the selected slot
|
|
|
435 of val contents and setting it with the "value" slot of val. The latter
|
|
|
436 has a higher priority. This to be removed when the kernel is fixed. */
|
|
|
437 for (cur = val->contents; cur; cur = cur->next)
|
|
|
438 {
|
|
|
439 toggle = XtNameToWidget (widget, cur->value);
|
|
|
440 if (toggle)
|
|
|
441 {
|
|
|
442 Arg al [2];
|
|
|
443 XtSetArg (al [0], XmNsensitive, cur->enabled);
|
|
|
444 XtSetArg (al [1], XmNset, (!val->value && cur->selected ? cur->selected : False));
|
|
|
445 XtSetValues (toggle, al, 2);
|
|
|
446 }
|
|
|
447 }
|
|
|
448
|
|
|
449 /* The selected was specified by the value slot */
|
|
|
450 if (val->value)
|
|
|
451 {
|
|
|
452 toggle = XtNameToWidget (widget, val->value);
|
|
|
453 if (toggle)
|
|
|
454 {
|
|
|
455 Arg al [1];
|
|
|
456 XtSetArg (al [0], XmNset, True);
|
|
|
457 XtSetValues (toggle, al, 1);
|
|
|
458 }
|
|
|
459 }
|
|
|
460 }
|
|
|
461
|
|
|
462 #if defined (LWLIB_WIDGETS_MOTIF) && XmVERSION > 1
|
|
|
463 /* update of combo box */
|
|
|
464 static void
|
|
|
465 xm_update_combo_box (widget_instance* instance, Widget widget, widget_value* val)
|
|
|
466 {
|
|
|
467 widget_value* cur;
|
|
|
468 int i;
|
|
|
469 XtRemoveAllCallbacks (widget, XmNselectionCallback);
|
|
|
470 XtAddCallback (widget, XmNselectionCallback, xm_generic_callback,
|
|
|
471 instance);
|
|
|
472 for (cur = val->contents, i = 0; cur; cur = cur->next)
|
|
|
473 if (cur->value)
|
|
|
474 {
|
|
|
475 XmString xmstr = XmStringCreate (cur->value, XmSTRING_DEFAULT_CHARSET);
|
|
|
476 i += 1;
|
|
|
477 XmListAddItem (CB_List (widget), xmstr, 0);
|
|
|
478 if (cur->selected)
|
|
|
479 XmListSelectPos (CB_List (widget), i, False);
|
|
|
480 XmStringFree (xmstr);
|
|
|
481 }
|
|
|
482 }
|
|
|
483 #endif
|
|
|
484
|
|
|
485 #ifdef LWLIB_MENUBARS_MOTIF
|
|
|
486
|
|
|
487 /* update a popup menu, pulldown menu or a menubar */
|
|
|
488 static void
|
|
|
489 make_menu_in_widget (widget_instance* instance, Widget widget,
|
|
|
490 widget_value* val)
|
|
|
491 {
|
|
|
492 Widget* children = 0;
|
|
|
493 int num_children;
|
|
|
494 int child_index;
|
|
|
495 widget_value* cur;
|
|
|
496 Widget button = 0;
|
|
|
497 Widget menu;
|
|
|
498 Arg al [256];
|
|
|
499 int ac;
|
|
|
500 Boolean menubar_p = False;
|
|
|
501
|
|
|
502 /* Allocate the children array */
|
|
|
503 for (num_children = 0, cur = val; cur; num_children++, cur = cur->next);
|
|
|
504 children = (Widget*)XtMalloc (num_children * sizeof (Widget));
|
|
|
505
|
|
|
506 /* tricky way to know if this RowColumn is a menubar or a pulldown... */
|
|
|
507 XtSetArg (al [0], XmNisHomogeneous, &menubar_p);
|
|
|
508 XtGetValues (widget, al, 1);
|
|
|
509
|
|
|
510 /* add the unmap callback for popups and pulldowns */
|
|
|
511 /*** this sounds bogus ***/
|
|
|
512 /* probably because it is -- cet */
|
|
|
513 /*
|
|
|
514 if (!menubar_p)
|
|
|
515 XtAddCallback (XtParent (widget), XmNpopdownCallback,
|
|
|
516 xm_pop_down_callback, (XtPointer)instance);
|
|
|
517 */
|
|
|
518
|
|
|
519 num_children = 0;
|
|
|
520 for (child_index = 0, cur = val; cur; child_index++, cur = cur->next)
|
|
|
521 {
|
|
|
522 ac = 0;
|
|
|
523 button = 0;
|
|
|
524 XtSetArg (al [ac], XmNsensitive, cur->enabled); ac++;
|
|
|
525 XtSetArg (al [ac], XmNalignment, XmALIGNMENT_BEGINNING); ac++;
|
|
|
526 XtSetArg (al [ac], XmNuserData, cur->call_data); ac++;
|
|
|
527
|
|
|
528 switch (cur->type)
|
|
|
529 {
|
|
|
530 case PUSHRIGHT_TYPE:
|
|
|
531 /* A pushright marker which is not needed for the real Motif
|
|
|
532 menubar. */
|
|
|
533 break;
|
|
|
534 case SEPARATOR_TYPE:
|
|
|
535 ac = 0;
|
|
|
536 if (cur->value)
|
|
|
537 {
|
|
|
538 /* #### - xlwmenu.h supports several types that motif does
|
|
|
539 not. Also, motif supports pixmaps w/ type NO_LINE and
|
|
|
540 lwlib provides no way to access that functionality. --Stig */
|
|
|
541 XtSetArg (al [ac], XmNseparatorType, cur->value), ac++;
|
|
|
542 }
|
|
|
543 button = XmCreateSeparator (widget, "separator", al, ac);
|
|
|
544 break;
|
|
|
545 case CASCADE_TYPE:
|
|
|
546 menu = XmCreatePulldownMenu (widget, "pulldown", NULL, 0);
|
|
|
547 make_menu_in_widget (instance, menu, cur->contents);
|
|
|
548 XtSetArg (al [ac], XmNsubMenuId, menu); ac++;
|
|
|
549 button = XmCreateCascadeButton (widget, cur->name, al, ac);
|
|
|
550
|
|
903
|
551 xm_safe_update_label (instance, button, cur);
|
|
428
|
552
|
|
|
553 XtAddCallback (button, XmNcascadingCallback, xm_pull_down_callback,
|
|
|
554 (XtPointer)instance);
|
|
|
555 break;
|
|
|
556 default:
|
|
|
557 if (menubar_p)
|
|
|
558 button = XmCreateCascadeButton (widget, cur->name, al, ac);
|
|
|
559 else if (!cur->call_data)
|
|
|
560 button = XmCreateLabel (widget, cur->name, al, ac);
|
|
|
561 else if (cur->type == TOGGLE_TYPE || cur->type == RADIO_TYPE)
|
|
|
562 {
|
|
|
563 XtSetArg (al [ac], XmNindicatorType,
|
|
|
564 (cur->type == TOGGLE_TYPE ?
|
|
|
565 XmN_OF_MANY : XmONE_OF_MANY)); ac++;
|
|
|
566 XtSetArg (al [ac], XmNvisibleWhenOff, True); ac++;
|
|
|
567 button = XmCreateToggleButtonGadget (widget, cur->name, al, ac);
|
|
|
568 }
|
|
|
569 else
|
|
|
570 button = XmCreatePushButtonGadget (widget, cur->name, al, ac);
|
|
|
571
|
|
903
|
572 xm_safe_update_label (instance, button, cur);
|
|
428
|
573
|
|
|
574 /* don't add a callback to a simple label */
|
|
|
575 if (cur->type == TOGGLE_TYPE || cur->type == RADIO_TYPE)
|
|
|
576 xm_update_toggle (instance, button, cur);
|
|
|
577 else if (cur->call_data)
|
|
|
578 XtAddCallback (button, XmNactivateCallback, xm_generic_callback,
|
|
|
579 (XtPointer)instance);
|
|
|
580 } /* switch (cur->type) */
|
|
|
581
|
|
|
582 if (button)
|
|
|
583 children [num_children++] = button;
|
|
|
584 }
|
|
|
585
|
|
|
586 /* Last entry is the help button. This used be done after managing
|
|
|
587 the buttons. The comment claimed that it had to be done this way
|
|
|
588 otherwise the menubar ended up only 4 pixels high. That must
|
|
|
589 have been in the Old World. In the New World it stays the proper
|
|
|
590 height if you don't manage them until after you set this and as a
|
|
|
591 bonus the Help menu ends up where it is supposed to. */
|
|
|
592 if (button)
|
|
|
593 {
|
|
|
594 ac = 0;
|
|
|
595 XtSetArg (al [ac], XmNmenuHelpWidget, button); ac++;
|
|
|
596 XtSetValues (widget, al, ac);
|
|
|
597 }
|
|
|
598
|
|
|
599 if (num_children)
|
|
|
600 XtManageChildren (children, num_children);
|
|
|
601
|
|
|
602 XtFree ((char *) children);
|
|
|
603 }
|
|
|
604
|
|
|
605 static void
|
|
|
606 update_one_menu_entry (widget_instance* instance, Widget widget,
|
|
|
607 widget_value* val, Boolean deep_p)
|
|
|
608 {
|
|
|
609 Arg al [2];
|
|
|
610 int ac;
|
|
|
611 Widget menu;
|
|
|
612 widget_value* contents;
|
|
|
613
|
|
|
614 if (val->change == NO_CHANGE)
|
|
|
615 return;
|
|
|
616
|
|
|
617 /* update the sensitivity and userdata */
|
|
|
618 /* Common to all widget types */
|
|
|
619 XtSetArg (al [0], XmNsensitive, val->enabled);
|
|
|
620 XtSetArg (al [1], XmNuserData, val->call_data);
|
|
|
621 XtSetValues (widget, al, 2);
|
|
|
622
|
|
|
623 /* update the menu button as a label. */
|
|
|
624 if (val->change >= VISIBLE_CHANGE)
|
|
|
625 {
|
|
903
|
626 xm_safe_update_label (instance, widget, val);
|
|
|
627
|
|
428
|
628 if (XtClass (widget) == xmToggleButtonWidgetClass
|
|
|
629 || XtClass (widget) == xmToggleButtonGadgetClass)
|
|
|
630 {
|
|
|
631 xm_update_toggle (instance, widget, val);
|
|
|
632 }
|
|
|
633 }
|
|
|
634
|
|
|
635
|
|
|
636 /* update the pulldown/pullaside as needed */
|
|
|
637 menu = NULL;
|
|
|
638 XtSetArg (al [0], XmNsubMenuId, &menu);
|
|
|
639 XtGetValues (widget, al, 1);
|
|
|
640
|
|
|
641 contents = val->contents;
|
|
|
642
|
|
|
643 if (!menu)
|
|
|
644 {
|
|
|
645 if (contents)
|
|
|
646 {
|
|
|
647 menu = XmCreatePulldownMenu (widget, "pulldown", NULL, 0);
|
|
|
648 make_menu_in_widget (instance, menu, contents);
|
|
|
649 ac = 0;
|
|
|
650 XtSetArg (al [ac], XmNsubMenuId, menu); ac++;
|
|
|
651 XtSetValues (widget, al, ac);
|
|
|
652 }
|
|
|
653 }
|
|
|
654 else if (!contents)
|
|
|
655 {
|
|
|
656 ac = 0;
|
|
|
657 XtSetArg (al [ac], XmNsubMenuId, NULL); ac++;
|
|
|
658 XtSetValues (widget, al, ac);
|
|
|
659 XtDestroyWidget (menu);
|
|
|
660 }
|
|
|
661 else if (deep_p && contents->change != NO_CHANGE)
|
|
|
662 xm_update_menu (instance, menu, val, 1);
|
|
|
663 }
|
|
|
664
|
|
|
665 static void
|
|
|
666 xm_update_menu (widget_instance* instance, Widget widget, widget_value* val,
|
|
|
667 Boolean deep_p)
|
|
|
668 {
|
|
|
669 /* Widget is a RowColumn widget whose contents have to be updated
|
|
|
670 * to reflect the list of items in val->contents */
|
|
|
671 if (val->contents->change == STRUCTURAL_CHANGE)
|
|
|
672 {
|
|
|
673 destroy_all_children (widget);
|
|
|
674 make_menu_in_widget (instance, widget, val->contents);
|
|
|
675 }
|
|
|
676 else
|
|
|
677 {
|
|
|
678 /* Update all the buttons of the RowColumn in order. */
|
|
|
679 Widget* children;
|
|
|
680 unsigned int num_children;
|
|
|
681 int i;
|
|
|
682 widget_value *cur = 0;
|
|
|
683
|
|
|
684 children = XtCompositeChildren (widget, &num_children);
|
|
|
685 if (children)
|
|
|
686 {
|
|
|
687 for (i = 0, cur = val->contents; i < num_children; i++)
|
|
|
688 {
|
|
|
689 if (!cur)
|
|
|
690 abort ();
|
|
|
691 /* skip if this is a pushright marker or a separator */
|
|
|
692 if (cur->type == PUSHRIGHT_TYPE || cur->type == SEPARATOR_TYPE)
|
|
|
693 {
|
|
|
694 cur = cur->next;
|
|
|
695 #if 0
|
|
|
696 /* #### - this could puke if you have a separator as the
|
|
|
697 last item on a pullright menu. */
|
|
|
698 if (!cur)
|
|
|
699 abort ();
|
|
|
700 #else
|
|
|
701 if (!cur)
|
|
|
702 continue;
|
|
|
703 #endif
|
|
|
704 }
|
|
|
705 if (children [i]->core.being_destroyed
|
|
|
706 || strcmp (XtName (children [i]), cur->name))
|
|
|
707 continue;
|
|
|
708 update_one_menu_entry (instance, children [i], cur, deep_p);
|
|
|
709 cur = cur->next;
|
|
|
710 }
|
|
|
711 XtFree ((char *) children);
|
|
|
712 }
|
|
|
713 if (cur)
|
|
|
714 abort ();
|
|
|
715 }
|
|
|
716 }
|
|
|
717
|
|
|
718 #endif /* LWLIB_MENUBARS_MOTIF */
|
|
|
719
|
|
|
720
|
|
|
721 /* update text widgets */
|
|
|
722
|
|
|
723 static void
|
|
|
724 xm_update_text (widget_instance* instance, Widget widget, widget_value* val)
|
|
|
725 {
|
|
438
|
726 XmTextSetString (widget, val->value ? val->value : (char *) "");
|
|
428
|
727 XtRemoveAllCallbacks (widget, XmNactivateCallback);
|
|
|
728 XtAddCallback (widget, XmNactivateCallback, xm_generic_callback, instance);
|
|
|
729 XtRemoveAllCallbacks (widget, XmNvalueChangedCallback);
|
|
|
730 XtAddCallback (widget, XmNvalueChangedCallback,
|
|
|
731 xm_internal_update_other_instances, instance);
|
|
|
732 }
|
|
|
733
|
|
|
734 static void
|
|
|
735 xm_update_text_field (widget_instance* instance, Widget widget,
|
|
|
736 widget_value* val)
|
|
|
737 {
|
|
438
|
738 XmTextFieldSetString (widget, val->value ? val->value : (char *) "");
|
|
428
|
739 XtRemoveAllCallbacks (widget, XmNactivateCallback);
|
|
|
740 XtAddCallback (widget, XmNactivateCallback, xm_generic_callback, instance);
|
|
|
741 XtRemoveAllCallbacks (widget, XmNvalueChangedCallback);
|
|
|
742 XtAddCallback (widget, XmNvalueChangedCallback,
|
|
|
743 xm_internal_update_other_instances, instance);
|
|
|
744 }
|
|
|
745
|
|
|
746
|
|
|
747 #ifdef LWLIB_SCROLLBARS_MOTIF
|
|
|
748
|
|
|
749 /*
|
|
|
750 * If this function looks like it does a lot more work than it needs to,
|
|
|
751 * you're right. Blame the Motif scrollbar for not being smart about
|
|
|
752 * updating its appearance.
|
|
|
753 */
|
|
|
754 static void
|
|
|
755 xm_update_scrollbar (widget_instance *instance, Widget widget,
|
|
|
756 widget_value *val)
|
|
|
757 {
|
|
|
758 if (val->scrollbar_data)
|
|
|
759 {
|
|
|
760 scrollbar_values *data = val->scrollbar_data;
|
|
|
761 int widget_sliderSize, widget_val;
|
|
|
762 int new_sliderSize, new_value;
|
|
|
763 double percent;
|
|
|
764 double h_water, l_water;
|
|
|
765 Arg al [4];
|
|
|
766
|
|
|
767 /* First size and position the scrollbar widget. */
|
|
|
768 XtSetArg (al [0], XtNx, data->scrollbar_x);
|
|
|
769 XtSetArg (al [1], XtNy, data->scrollbar_y);
|
|
|
770 XtSetArg (al [2], XtNwidth, data->scrollbar_width);
|
|
|
771 XtSetArg (al [3], XtNheight, data->scrollbar_height);
|
|
|
772 XtSetValues (widget, al, 4);
|
|
|
773
|
|
|
774 /* Now size the scrollbar's slider. */
|
|
|
775 XtSetArg (al [0], XmNsliderSize, &widget_sliderSize);
|
|
|
776 XtSetArg (al [1], XmNvalue, &widget_val);
|
|
|
777 XtGetValues (widget, al, 2);
|
|
|
778
|
|
|
779 percent = (double) data->slider_size /
|
|
|
780 (double) (data->maximum - data->minimum);
|
|
|
781 new_sliderSize = (int) ((double) (INT_MAX - 1) * percent);
|
|
|
782
|
|
|
783 percent = (double) (data->slider_position - data->minimum) /
|
|
|
784 (double) (data->maximum - data->minimum);
|
|
|
785 new_value = (int) ((double) (INT_MAX - 1) * percent);
|
|
|
786
|
|
|
787 if (new_sliderSize > (INT_MAX - 1))
|
|
|
788 new_sliderSize = INT_MAX - 1;
|
|
|
789 else if (new_sliderSize < 1)
|
|
|
790 new_sliderSize = 1;
|
|
|
791
|
|
|
792 if (new_value > (INT_MAX - new_sliderSize))
|
|
|
793 new_value = INT_MAX - new_sliderSize;
|
|
|
794 else if (new_value < 1)
|
|
|
795 new_value = 1;
|
|
|
796
|
|
|
797 h_water = 1.05;
|
|
|
798 l_water = 0.95;
|
|
|
799 if (new_sliderSize != widget_sliderSize || new_value != widget_val)
|
|
|
800 {
|
|
|
801 int force = ((INT_MAX - widget_sliderSize - widget_val)
|
|
|
802 ? 0
|
|
|
803 : (INT_MAX - new_sliderSize - new_value));
|
|
|
804
|
|
|
805 if (force
|
|
|
806 || (double)new_sliderSize < (l_water * (double)widget_sliderSize)
|
|
|
807 || (double)new_sliderSize > (h_water * (double)widget_sliderSize)
|
|
|
808 || (double)new_value < (l_water * (double)widget_val)
|
|
|
809 || (double)new_value > (h_water * (double)widget_val))
|
|
|
810 {
|
|
|
811 XmScrollBarSetValues (widget, new_value, new_sliderSize, 1, 1,
|
|
|
812 False);
|
|
|
813 }
|
|
|
814 }
|
|
|
815 }
|
|
|
816 }
|
|
|
817
|
|
|
818 #endif /* LWLIB_SCROLLBARS_MOTIF */
|
|
|
819
|
|
|
820
|
|
|
821 /* update a motif widget */
|
|
|
822
|
|
|
823 void
|
|
|
824 xm_update_one_widget (widget_instance* instance, Widget widget,
|
|
|
825 widget_value* val, Boolean deep_p)
|
|
|
826 {
|
|
|
827 WidgetClass class;
|
|
|
828 Arg al [20];
|
|
|
829 int ac = 0;
|
|
|
830
|
|
|
831 /* Mark as not edited */
|
|
|
832 val->edited = False;
|
|
|
833
|
|
|
834 /* Common to all widget types */
|
|
|
835 XtSetArg (al [ac], XmNsensitive, val->enabled); ac++;
|
|
|
836 XtSetArg (al [ac], XmNuserData, val->call_data); ac++;
|
|
|
837 XtSetValues (widget, al, ac);
|
|
|
838
|
|
|
839 #if defined (LWLIB_DIALOGS_MOTIF) || defined (LWLIB_MENUBARS_MOTIF) || defined (LWLIB_WIDGETS_MOTIF)
|
|
|
840 /* Common to all label like widgets */
|
|
903
|
841 xm_safe_update_label (instance, widget, val);
|
|
428
|
842 #endif
|
|
|
843 class = XtClass (widget);
|
|
|
844 /* Class specific things */
|
|
|
845 if (class == xmPushButtonWidgetClass ||
|
|
|
846 class == xmArrowButtonWidgetClass)
|
|
|
847 {
|
|
|
848 xm_update_pushbutton (instance, widget, val);
|
|
|
849 }
|
|
|
850 #ifdef LWLIB_MENUBARS_MOTIF
|
|
|
851 else if (class == xmCascadeButtonWidgetClass)
|
|
|
852 {
|
|
|
853 xm_update_cascadebutton (instance, widget, val);
|
|
|
854 }
|
|
|
855 #endif
|
|
|
856 else if (class == xmToggleButtonWidgetClass
|
|
|
857 || class == xmToggleButtonGadgetClass)
|
|
|
858 {
|
|
|
859 xm_update_toggle (instance, widget, val);
|
|
|
860 }
|
|
|
861 else if (class == xmRowColumnWidgetClass)
|
|
|
862 {
|
|
|
863 Boolean radiobox = 0;
|
|
|
864
|
|
|
865 XtSetArg (al [0], XmNradioBehavior, &radiobox);
|
|
|
866 XtGetValues (widget, al, 1);
|
|
|
867
|
|
|
868 if (radiobox)
|
|
|
869 xm_update_radiobox (instance, widget, val);
|
|
|
870 #ifdef LWLIB_MENUBARS_MOTIF
|
|
|
871 else
|
|
|
872 xm_update_menu (instance, widget, val, deep_p);
|
|
|
873 #endif
|
|
|
874 }
|
|
|
875 else if (class == xmTextWidgetClass)
|
|
|
876 {
|
|
|
877 xm_update_text (instance, widget, val);
|
|
|
878 }
|
|
|
879 else if (class == xmTextFieldWidgetClass)
|
|
|
880 {
|
|
|
881 xm_update_text_field (instance, widget, val);
|
|
|
882 }
|
|
|
883 else if (class == xmListWidgetClass)
|
|
|
884 {
|
|
|
885 xm_update_list (instance, widget, val);
|
|
|
886 }
|
|
|
887 #if defined (LWLIB_WIDGETS_MOTIF) && XmVERSION > 1
|
|
|
888 else if (class == xmComboBoxWidgetClass)
|
|
|
889 {
|
|
|
890 xm_update_combo_box (instance, widget, val);
|
|
|
891 }
|
|
|
892 #endif
|
|
|
893 #ifdef LWLIB_SCROLLBARS_MOTIF
|
|
|
894 else if (class == xmScrollBarWidgetClass)
|
|
|
895 {
|
|
|
896 xm_update_scrollbar (instance, widget, val);
|
|
|
897 }
|
|
|
898 #endif
|
|
639
|
899 else if (class == xmScaleWidgetClass)
|
|
|
900 {
|
|
|
901 xm_update_progress (instance, widget, val);
|
|
|
902 }
|
|
442
|
903 /* Lastly update our global arg values. */
|
|
|
904 if (val->args && val->args->nargs)
|
|
|
905 XtSetValues (widget, val->args->args, val->args->nargs);
|
|
428
|
906 }
|
|
|
907
|
|
|
908 /* getting the value back */
|
|
|
909 void
|
|
|
910 xm_update_one_value (widget_instance* instance, Widget widget,
|
|
|
911 widget_value* val)
|
|
|
912 {
|
|
|
913 WidgetClass class = XtClass (widget);
|
|
|
914 widget_value *old_wv;
|
|
|
915
|
|
|
916 /* copy the call_data slot into the "return" widget_value */
|
|
|
917 for (old_wv = instance->info->val->contents; old_wv; old_wv = old_wv->next)
|
|
|
918 if (!strcmp (val->name, old_wv->name))
|
|
|
919 {
|
|
|
920 val->call_data = old_wv->call_data;
|
|
|
921 break;
|
|
|
922 }
|
|
|
923
|
|
|
924 if (class == xmToggleButtonWidgetClass || class == xmToggleButtonGadgetClass)
|
|
|
925 {
|
|
|
926 Arg al [1];
|
|
|
927 XtSetArg (al [0], XmNset, &val->selected);
|
|
|
928 XtGetValues (widget, al, 1);
|
|
|
929 val->edited = True;
|
|
|
930 }
|
|
|
931 else if (class == xmTextWidgetClass)
|
|
|
932 {
|
|
|
933 if (val->value)
|
|
458
|
934 XtFree (val->value);
|
|
428
|
935 val->value = XmTextGetString (widget);
|
|
|
936 val->edited = True;
|
|
|
937 }
|
|
|
938 else if (class == xmTextFieldWidgetClass)
|
|
|
939 {
|
|
|
940 if (val->value)
|
|
458
|
941 XtFree (val->value);
|
|
428
|
942 val->value = XmTextFieldGetString (widget);
|
|
|
943 val->edited = True;
|
|
|
944 }
|
|
|
945 else if (class == xmRowColumnWidgetClass)
|
|
|
946 {
|
|
|
947 Boolean radiobox = 0;
|
|
|
948 {
|
|
|
949 Arg al [1];
|
|
|
950 XtSetArg (al [0], XmNradioBehavior, &radiobox);
|
|
|
951 XtGetValues (widget, al, 1);
|
|
|
952 }
|
|
|
953
|
|
|
954 if (radiobox)
|
|
|
955 {
|
|
|
956 CompositeWidget radio = (CompositeWidget)widget;
|
|
639
|
957 unsigned int i;
|
|
428
|
958 for (i = 0; i < radio->composite.num_children; i++)
|
|
|
959 {
|
|
|
960 int set = False;
|
|
|
961 Widget toggle = radio->composite.children [i];
|
|
|
962 Arg al [1];
|
|
|
963
|
|
|
964 XtSetArg (al [0], XmNset, &set);
|
|
|
965 XtGetValues (toggle, al, 1);
|
|
|
966 if (set)
|
|
|
967 {
|
|
|
968 if (val->value)
|
|
|
969 free (val->value);
|
|
|
970 val->value = safe_strdup (XtName (toggle));
|
|
|
971 }
|
|
|
972 }
|
|
|
973 val->edited = True;
|
|
|
974 }
|
|
|
975 }
|
|
442
|
976 else if (class == xmListWidgetClass
|
|
428
|
977 #if defined (LWLIB_WIDGETS_MOTIF) && XmVERSION > 1
|
|
|
978 || class == xmComboBoxWidgetClass
|
|
|
979 #endif
|
|
|
980 )
|
|
|
981 {
|
|
|
982 int pos_cnt;
|
|
|
983 int* pos_list;
|
|
|
984 Widget list = widget;
|
|
|
985 #if defined (LWLIB_WIDGETS_MOTIF) && XmVERSION > 1
|
|
|
986 if (class == xmComboBoxWidgetClass)
|
|
|
987 list = CB_List (widget);
|
|
|
988 #endif
|
|
|
989 if (XmListGetSelectedPos (list, &pos_list, &pos_cnt))
|
|
|
990 {
|
|
|
991 int i;
|
|
|
992 widget_value* cur;
|
|
|
993 for (cur = val->contents, i = 0; cur; cur = cur->next)
|
|
|
994 if (cur->value)
|
|
|
995 {
|
|
|
996 int j;
|
|
|
997 cur->selected = False;
|
|
|
998 i += 1;
|
|
|
999 for (j = 0; j < pos_cnt; j++)
|
|
|
1000 if (pos_list [j] == i)
|
|
|
1001 {
|
|
|
1002 cur->selected = True;
|
|
|
1003 val->value = safe_strdup (cur->name);
|
|
|
1004 }
|
|
|
1005 }
|
|
|
1006 val->edited = 1;
|
|
|
1007 XtFree ((char *) pos_list);
|
|
|
1008 }
|
|
|
1009 }
|
|
|
1010 #ifdef LWLIB_SCROLLBARS_MOTIF
|
|
|
1011 else if (class == xmScrollBarWidgetClass)
|
|
|
1012 {
|
|
|
1013 /* This function is not used by the scrollbar. */
|
|
|
1014 return;
|
|
|
1015 }
|
|
|
1016 #endif
|
|
|
1017 }
|
|
|
1018
|
|
|
1019
|
|
|
1020 /* This function is for activating a button from a program. It's wrong because
|
|
|
1021 we pass a NULL argument in the call_data which is not Motif compatible.
|
|
|
1022 This is used from the XmNdefaultAction callback of the List widgets to
|
|
|
1023 have a double-click put down a dialog box like the button would do.
|
|
|
1024 I could not find a way to do that with accelerators.
|
|
|
1025 */
|
|
|
1026 static void
|
|
|
1027 activate_button (Widget widget, XtPointer closure, XtPointer call_data)
|
|
|
1028 {
|
|
|
1029 Widget button = (Widget)closure;
|
|
|
1030 XtCallCallbacks (button, XmNactivateCallback, NULL);
|
|
|
1031 }
|
|
|
1032
|
|
|
1033 /* creation functions */
|
|
|
1034
|
|
|
1035 #ifdef LWLIB_DIALOGS_MOTIF
|
|
|
1036
|
|
|
1037 /* dialogs */
|
|
|
1038
|
|
|
1039 #if (XmVersion >= 1002)
|
|
|
1040 # define ARMANDACTIVATE_KLUDGE
|
|
|
1041 # define DND_KLUDGE
|
|
|
1042 #endif
|
|
|
1043
|
|
|
1044 #ifdef ARMANDACTIVATE_KLUDGE
|
|
|
1045 /* We want typing Return at a dialog box to select the default button; but
|
|
|
1046 we're satisfied with having it select the leftmost button instead.
|
|
|
1047
|
|
|
1048 In Motif 1.1.5 we could do this by putting this resource in the
|
|
|
1049 app-defaults file:
|
|
|
1050
|
|
|
1051 *dialog*button1.accelerators:#override\
|
|
|
1052 <KeyPress>Return: ArmAndActivate()\n\
|
|
|
1053 <KeyPress>KP_Enter: ArmAndActivate()\n\
|
|
|
1054 Ctrl<KeyPress>m: ArmAndActivate()\n
|
|
|
1055
|
|
|
1056 but that doesn't work with 1.2.1 and I don't understand why. However,
|
|
|
1057 doing the equivalent C code does work, with the notable disadvantage that
|
|
|
1058 the user can't override it. So that's what we do until we figure out
|
|
|
1059 something better....
|
|
|
1060 */
|
|
|
1061 static char button_trans[] = "\
|
|
|
1062 <KeyPress>Return: ArmAndActivate()\n\
|
|
|
1063 <KeyPress>KP_Enter: ArmAndActivate()\n\
|
|
|
1064 Ctrl<KeyPress>m: ArmAndActivate()\n";
|
|
|
1065
|
|
|
1066 #endif /* ARMANDACTIVATE_KLUDGE */
|
|
|
1067
|
|
|
1068
|
|
|
1069 #ifdef DND_KLUDGE
|
|
|
1070 /* This is a kludge to disable drag-and-drop in dialog boxes. The symptom
|
|
|
1071 was a segv down in libXm somewhere if you used the middle button on a
|
|
|
1072 dialog box to begin a drag; when you released the button to make a drop
|
|
|
1073 things would lose if you were not over the button where you started the
|
|
|
1074 drag (canceling the operation). This was probably due to the fact that
|
|
|
1075 the dialog boxes were not set up to handle a drag but were trying to do
|
|
|
1076 so anyway for some reason.
|
|
|
1077
|
|
|
1078 So we disable drag-and-drop in dialog boxes by turning off the binding for
|
|
|
1079 Btn2Down which, by default, initiates a drag. Clearly this is a shitty
|
|
|
1080 solution as it only works in default configurations, but...
|
|
|
1081 */
|
|
|
1082 static char disable_dnd_trans[] = "<Btn2Down>: ";
|
|
|
1083 #endif /* DND_KLUDGE */
|
|
|
1084
|
|
|
1085
|
|
|
1086 static Widget
|
|
|
1087 make_dialog (char* name, Widget parent, Boolean pop_up_p,
|
|
442
|
1088 const char* shell_title, const char* icon_name,
|
|
428
|
1089 Boolean text_input_slot, Boolean radio_box, Boolean list,
|
|
|
1090 int left_buttons, int right_buttons)
|
|
|
1091 {
|
|
|
1092 Widget result;
|
|
|
1093 Widget form;
|
|
|
1094 Widget row;
|
|
|
1095 Widget icon;
|
|
|
1096 Widget icon_separator;
|
|
|
1097 Widget message;
|
|
|
1098 Widget value = 0;
|
|
|
1099 Widget separator;
|
|
|
1100 Widget button = 0;
|
|
|
1101 Widget children [16]; /* for the final XtManageChildren */
|
|
|
1102 int n_children;
|
|
|
1103 Arg al[64]; /* Arg List */
|
|
|
1104 int ac; /* Arg Count */
|
|
|
1105 int i;
|
|
|
1106
|
|
|
1107 #ifdef DND_KLUDGE
|
|
|
1108 XtTranslations dnd_override = XtParseTranslationTable (disable_dnd_trans);
|
|
|
1109 # define DO_DND_KLUDGE(widget) XtOverrideTranslations ((widget), dnd_override)
|
|
|
1110 #else /* ! DND_KLUDGE */
|
|
|
1111 # define DO_DND_KLUDGE(widget)
|
|
|
1112 #endif /* ! DND_KLUDGE */
|
|
|
1113
|
|
|
1114 if (pop_up_p)
|
|
|
1115 {
|
|
|
1116 ac = 0;
|
|
|
1117 XtSetArg(al[ac], XmNtitle, shell_title); ac++;
|
|
|
1118 XtSetArg(al[ac], XtNallowShellResize, True); ac++;
|
|
|
1119 XtSetArg(al[ac], XmNdeleteResponse, XmUNMAP); ac++;
|
|
|
1120 result = XmCreateDialogShell (parent, "dialog", al, ac);
|
|
|
1121
|
|
|
1122 XtSetArg(al[ac], XmNautoUnmanage, FALSE); ac++;
|
|
|
1123 /* XtSetArg(al[ac], XmNautoUnmanage, TRUE); ac++; */ /* ####is this ok? */
|
|
|
1124 XtSetArg(al[ac], XmNnavigationType, XmTAB_GROUP); ac++;
|
|
|
1125 form = XmCreateForm (result, (char *) shell_title, al, ac);
|
|
|
1126 }
|
|
|
1127 else
|
|
|
1128 {
|
|
|
1129 ac = 0;
|
|
|
1130 XtSetArg(al[ac], XmNautoUnmanage, FALSE); ac++;
|
|
|
1131 XtSetArg(al[ac], XmNnavigationType, XmTAB_GROUP); ac++;
|
|
|
1132 form = XmCreateForm (parent, (char *) shell_title, al, ac);
|
|
|
1133 result = form;
|
|
|
1134 }
|
|
|
1135
|
|
|
1136 ac = 0;
|
|
|
1137 XtSetArg(al[ac], XmNpacking, XmPACK_COLUMN); ac++;
|
|
|
1138 XtSetArg(al[ac], XmNorientation, XmVERTICAL); ac++;
|
|
|
1139 XtSetArg(al[ac], XmNnumColumns, left_buttons + right_buttons + 1); ac++;
|
|
|
1140 XtSetArg(al[ac], XmNmarginWidth, 0); ac++;
|
|
|
1141 XtSetArg(al[ac], XmNmarginHeight, 0); ac++;
|
|
|
1142 XtSetArg(al[ac], XmNspacing, 13); ac++;
|
|
|
1143 XtSetArg(al[ac], XmNadjustLast, False); ac++;
|
|
|
1144 XtSetArg(al[ac], XmNalignment, XmALIGNMENT_CENTER); ac++;
|
|
|
1145 XtSetArg(al[ac], XmNisAligned, True); ac++;
|
|
|
1146 XtSetArg(al[ac], XmNtopAttachment, XmATTACH_NONE); ac++;
|
|
|
1147 XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_FORM); ac++;
|
|
|
1148 XtSetArg(al[ac], XmNbottomOffset, 13); ac++;
|
|
|
1149 XtSetArg(al[ac], XmNleftAttachment, XmATTACH_FORM); ac++;
|
|
|
1150 XtSetArg(al[ac], XmNleftOffset, 13); ac++;
|
|
|
1151 XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++;
|
|
|
1152 XtSetArg(al[ac], XmNrightOffset, 13); ac++;
|
|
|
1153 row = XmCreateRowColumn (form, "row", al, ac);
|
|
|
1154
|
|
|
1155 n_children = 0;
|
|
|
1156 for (i = 0; i < left_buttons; i++)
|
|
|
1157 {
|
|
|
1158 char button_name [16];
|
|
|
1159 sprintf (button_name, "button%d", i + 1);
|
|
|
1160 ac = 0;
|
|
|
1161 if (i == 0)
|
|
|
1162 {
|
|
|
1163 XtSetArg(al[ac], XmNhighlightThickness, 1); ac++;
|
|
|
1164 XtSetArg(al[ac], XmNshowAsDefault, TRUE); ac++;
|
|
|
1165 }
|
|
|
1166 XtSetArg(al[ac], XmNnavigationType, XmTAB_GROUP); ac++;
|
|
|
1167 children [n_children] = XmCreatePushButton (row, button_name, al, ac);
|
|
|
1168 DO_DND_KLUDGE (children [n_children]);
|
|
|
1169
|
|
|
1170 if (i == 0)
|
|
|
1171 {
|
|
|
1172 button = children [n_children];
|
|
|
1173 ac = 0;
|
|
|
1174 XtSetArg(al[ac], XmNdefaultButton, button); ac++;
|
|
|
1175 XtSetValues (row, al, ac);
|
|
|
1176
|
|
|
1177 #ifdef ARMANDACTIVATE_KLUDGE /* See comment above */
|
|
|
1178 {
|
|
|
1179 XtTranslations losers = XtParseTranslationTable (button_trans);
|
|
|
1180 XtOverrideTranslations (button, losers);
|
|
|
1181 XtFree ((char *) losers);
|
|
|
1182 }
|
|
|
1183 #endif /* ARMANDACTIVATE_KLUDGE */
|
|
|
1184 }
|
|
|
1185
|
|
|
1186 n_children++;
|
|
|
1187 }
|
|
|
1188
|
|
442
|
1189 /* invisible separator button */
|
|
428
|
1190 ac = 0;
|
|
|
1191 XtSetArg (al[ac], XmNmappedWhenManaged, FALSE); ac++;
|
|
|
1192 children [n_children] = XmCreateLabel (row, "separator_button",
|
|
|
1193 al, ac);
|
|
|
1194 DO_DND_KLUDGE (children [n_children]);
|
|
|
1195 n_children++;
|
|
|
1196
|
|
|
1197 for (i = 0; i < right_buttons; i++)
|
|
|
1198 {
|
|
|
1199 char button_name [16];
|
|
|
1200 sprintf (button_name, "button%d", left_buttons + i + 1);
|
|
|
1201 ac = 0;
|
|
|
1202 XtSetArg(al[ac], XmNnavigationType, XmTAB_GROUP); ac++;
|
|
|
1203 children [n_children] = XmCreatePushButton (row, button_name, al, ac);
|
|
|
1204 DO_DND_KLUDGE (children [n_children]);
|
|
|
1205 if (! button) button = children [n_children];
|
|
|
1206 n_children++;
|
|
|
1207 }
|
|
|
1208
|
|
|
1209 XtManageChildren (children, n_children);
|
|
|
1210
|
|
|
1211 ac = 0;
|
|
|
1212 XtSetArg(al[ac], XmNtopAttachment, XmATTACH_NONE); ac++;
|
|
|
1213 XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_WIDGET); ac++;
|
|
|
1214 XtSetArg(al[ac], XmNbottomOffset, 13); ac++;
|
|
|
1215 XtSetArg(al[ac], XmNbottomWidget, row); ac++;
|
|
|
1216 XtSetArg(al[ac], XmNleftAttachment, XmATTACH_FORM); ac++;
|
|
|
1217 XtSetArg(al[ac], XmNleftOffset, 0); ac++;
|
|
|
1218 XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++;
|
|
|
1219 XtSetArg(al[ac], XmNrightOffset, 0); ac++;
|
|
|
1220 separator = XmCreateSeparator (form, "", al, ac);
|
|
|
1221
|
|
|
1222 ac = 0;
|
|
|
1223 XtSetArg(al[ac], XmNlabelType, XmPIXMAP); ac++;
|
|
|
1224 XtSetArg(al[ac], XmNtopAttachment, XmATTACH_FORM); ac++;
|
|
|
1225 XtSetArg(al[ac], XmNtopOffset, 13); ac++;
|
|
|
1226 XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_NONE); ac++;
|
|
|
1227 XtSetArg(al[ac], XmNleftAttachment, XmATTACH_FORM); ac++;
|
|
|
1228 XtSetArg(al[ac], XmNleftOffset, 13); ac++;
|
|
|
1229 XtSetArg(al[ac], XmNrightAttachment, XmATTACH_NONE); ac++;
|
|
|
1230 icon = XmCreateLabel (form, (char *) icon_name, al, ac);
|
|
|
1231 DO_DND_KLUDGE (icon);
|
|
|
1232
|
|
|
1233 ac = 0;
|
|
|
1234 XtSetArg(al[ac], XmNmappedWhenManaged, FALSE); ac++;
|
|
|
1235 XtSetArg(al[ac], XmNtopAttachment, XmATTACH_WIDGET); ac++;
|
|
|
1236 XtSetArg(al[ac], XmNtopOffset, 6); ac++;
|
|
|
1237 XtSetArg(al[ac], XmNtopWidget, icon); ac++;
|
|
|
1238 XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_WIDGET); ac++;
|
|
|
1239 XtSetArg(al[ac], XmNbottomOffset, 6); ac++;
|
|
|
1240 XtSetArg(al[ac], XmNbottomWidget, separator); ac++;
|
|
|
1241 XtSetArg(al[ac], XmNleftAttachment, XmATTACH_NONE); ac++;
|
|
|
1242 XtSetArg(al[ac], XmNrightAttachment, XmATTACH_NONE); ac++;
|
|
|
1243 icon_separator = XmCreateLabel (form, "", al, ac);
|
|
|
1244 DO_DND_KLUDGE (icon_separator);
|
|
|
1245
|
|
|
1246 if (text_input_slot)
|
|
|
1247 {
|
|
|
1248 ac = 0;
|
|
|
1249 XtSetArg(al[ac], XmNcolumns, 50); ac++;
|
|
|
1250 XtSetArg(al[ac], XmNtopAttachment, XmATTACH_NONE); ac++;
|
|
|
1251 XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_WIDGET); ac++;
|
|
|
1252 XtSetArg(al[ac], XmNbottomOffset, 13); ac++;
|
|
|
1253 XtSetArg(al[ac], XmNbottomWidget, separator); ac++;
|
|
|
1254 XtSetArg(al[ac], XmNleftAttachment, XmATTACH_WIDGET); ac++;
|
|
|
1255 XtSetArg(al[ac], XmNleftOffset, 13); ac++;
|
|
|
1256 XtSetArg(al[ac], XmNleftWidget, icon); ac++;
|
|
|
1257 XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++;
|
|
|
1258 XtSetArg(al[ac], XmNrightOffset, 13); ac++;
|
|
|
1259 value = XmCreateTextField (form, "value", al, ac);
|
|
|
1260 DO_DND_KLUDGE (value);
|
|
|
1261 }
|
|
|
1262 else if (radio_box)
|
|
|
1263 {
|
|
|
1264 Widget radio_butt;
|
|
|
1265 ac = 0;
|
|
|
1266 XtSetArg(al[ac], XmNmarginWidth, 0); ac++;
|
|
|
1267 XtSetArg(al[ac], XmNmarginHeight, 0); ac++;
|
|
|
1268 XtSetArg(al[ac], XmNspacing, 13); ac++;
|
|
|
1269 XtSetArg(al[ac], XmNalignment, XmALIGNMENT_CENTER); ac++;
|
|
|
1270 XtSetArg(al[ac], XmNorientation, XmHORIZONTAL); ac++;
|
|
|
1271 XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_WIDGET); ac++;
|
|
|
1272 XtSetArg(al[ac], XmNbottomOffset, 13); ac++;
|
|
|
1273 XtSetArg(al[ac], XmNbottomWidget, separator); ac++;
|
|
|
1274 XtSetArg(al[ac], XmNleftAttachment, XmATTACH_WIDGET); ac++;
|
|
|
1275 XtSetArg(al[ac], XmNleftOffset, 13); ac++;
|
|
|
1276 XtSetArg(al[ac], XmNleftWidget, icon); ac++;
|
|
|
1277 XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++;
|
|
|
1278 XtSetArg(al[ac], XmNrightOffset, 13); ac++;
|
|
|
1279 value = XmCreateRadioBox (form, "radiobutton1", al, ac);
|
|
|
1280 ac = 0;
|
|
|
1281 i = 0;
|
|
|
1282 radio_butt = XmCreateToggleButtonGadget (value, "radio1", al, ac);
|
|
|
1283 children [i++] = radio_butt;
|
|
|
1284 radio_butt = XmCreateToggleButtonGadget (value, "radio2", al, ac);
|
|
|
1285 children [i++] = radio_butt;
|
|
|
1286 radio_butt = XmCreateToggleButtonGadget (value, "radio3", al, ac);
|
|
|
1287 children [i++] = radio_butt;
|
|
|
1288 XtManageChildren (children, i);
|
|
|
1289 }
|
|
|
1290 else if (list)
|
|
|
1291 {
|
|
|
1292 ac = 0;
|
|
|
1293 XtSetArg(al[ac], XmNvisibleItemCount, 5); ac++;
|
|
|
1294 XtSetArg(al[ac], XmNtopAttachment, XmATTACH_NONE); ac++;
|
|
|
1295 XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_WIDGET); ac++;
|
|
|
1296 XtSetArg(al[ac], XmNbottomOffset, 13); ac++;
|
|
|
1297 XtSetArg(al[ac], XmNbottomWidget, separator); ac++;
|
|
|
1298 XtSetArg(al[ac], XmNleftAttachment, XmATTACH_WIDGET); ac++;
|
|
|
1299 XtSetArg(al[ac], XmNleftOffset, 13); ac++;
|
|
|
1300 XtSetArg(al[ac], XmNleftWidget, icon); ac++;
|
|
|
1301 XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++;
|
|
|
1302 XtSetArg(al[ac], XmNrightOffset, 13); ac++;
|
|
|
1303 value = XmCreateScrolledList (form, "list", al, ac);
|
|
|
1304
|
|
442
|
1305 /* this is the easiest way I found to have the double click in the
|
|
428
|
1306 list activate the default button */
|
|
|
1307 XtAddCallback (value, XmNdefaultActionCallback, activate_button, button);
|
|
|
1308 }
|
|
805
|
1309 /* else add nothing; it's a separator */
|
|
428
|
1310
|
|
|
1311 ac = 0;
|
|
|
1312 XtSetArg(al[ac], XmNalignment, XmALIGNMENT_BEGINNING); ac++;
|
|
|
1313 XtSetArg(al[ac], XmNtopAttachment, XmATTACH_FORM); ac++;
|
|
|
1314 XtSetArg(al[ac], XmNtopOffset, 13); ac++;
|
|
|
1315 XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_WIDGET); ac++;
|
|
|
1316 XtSetArg(al[ac], XmNbottomOffset, 13); ac++;
|
|
|
1317 XtSetArg(al[ac], XmNbottomWidget,
|
|
|
1318 text_input_slot || radio_box || list ? value : separator); ac++;
|
|
|
1319 XtSetArg(al[ac], XmNleftAttachment, XmATTACH_WIDGET); ac++;
|
|
|
1320 XtSetArg(al[ac], XmNleftOffset, 13); ac++;
|
|
|
1321 XtSetArg(al[ac], XmNleftWidget, icon); ac++;
|
|
|
1322 XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++;
|
|
|
1323 XtSetArg(al[ac], XmNrightOffset, 13); ac++;
|
|
|
1324 message = XmCreateLabel (form, "message", al, ac);
|
|
|
1325 DO_DND_KLUDGE (message);
|
|
|
1326
|
|
|
1327 if (list)
|
|
|
1328 XtManageChild (value);
|
|
|
1329
|
|
|
1330 i = 0;
|
|
|
1331 children [i] = row; i++;
|
|
|
1332 children [i] = separator; i++;
|
|
|
1333 if (text_input_slot || radio_box)
|
|
|
1334 {
|
|
|
1335 children [i] = value; i++;
|
|
|
1336 }
|
|
|
1337 children [i] = message; i++;
|
|
|
1338 children [i] = icon; i++;
|
|
|
1339 children [i] = icon_separator; i++;
|
|
|
1340 XtManageChildren (children, i);
|
|
|
1341
|
|
|
1342 if (text_input_slot || list)
|
|
|
1343 {
|
|
|
1344 XtInstallAccelerators (value, button);
|
|
|
1345 XmProcessTraversal(value, XmTRAVERSE_CURRENT);
|
|
|
1346 }
|
|
805
|
1347 else if (radio_box)
|
|
428
|
1348 {
|
|
|
1349 XtInstallAccelerators (form, button);
|
|
|
1350 XmProcessTraversal(value, XmTRAVERSE_CURRENT);
|
|
|
1351 }
|
|
805
|
1352 /* else we don' need no STEENKIN' assellerators. */
|
|
428
|
1353
|
|
|
1354 #ifdef DND_KLUDGE
|
|
|
1355 XtFree ((char *) dnd_override);
|
|
|
1356 #endif
|
|
|
1357 #undef DO_DND_KLUDGE
|
|
|
1358
|
|
|
1359 return result;
|
|
|
1360 }
|
|
|
1361
|
|
|
1362 static destroyed_instance*
|
|
|
1363 find_matching_instance (widget_instance* instance)
|
|
|
1364 {
|
|
|
1365 destroyed_instance* cur;
|
|
|
1366 destroyed_instance* prev;
|
|
|
1367 char* type = instance->info->type;
|
|
|
1368 char* name = instance->info->name;
|
|
|
1369
|
|
|
1370 for (prev = NULL, cur = all_destroyed_instances;
|
|
|
1371 cur;
|
|
|
1372 prev = cur, cur = cur->next)
|
|
|
1373 {
|
|
|
1374 if (!strcmp (cur->name, name)
|
|
|
1375 && !strcmp (cur->type, type)
|
|
|
1376 && cur->parent == instance->parent
|
|
|
1377 && cur->pop_up_p == instance->pop_up_p)
|
|
|
1378 {
|
|
|
1379 if (prev)
|
|
|
1380 prev->next = cur->next;
|
|
|
1381 else
|
|
|
1382 all_destroyed_instances = cur->next;
|
|
|
1383 return cur;
|
|
|
1384 }
|
|
|
1385 /* do some cleanup */
|
|
|
1386 else if (!cur->widget)
|
|
|
1387 {
|
|
|
1388 if (prev)
|
|
|
1389 prev->next = cur->next;
|
|
|
1390 else
|
|
|
1391 all_destroyed_instances = cur->next;
|
|
|
1392 free_destroyed_instance (cur);
|
|
|
1393 cur = prev ? prev : all_destroyed_instances;
|
|
|
1394 }
|
|
|
1395 }
|
|
|
1396 return NULL;
|
|
|
1397 }
|
|
|
1398
|
|
|
1399 static void
|
|
|
1400 recenter_widget (Widget widget)
|
|
|
1401 {
|
|
|
1402 Widget parent = XtParent (widget);
|
|
|
1403 Screen* screen = XtScreen (widget);
|
|
|
1404 Dimension screen_width = WidthOfScreen (screen);
|
|
|
1405 Dimension screen_height = HeightOfScreen (screen);
|
|
|
1406 Dimension parent_width = 0;
|
|
|
1407 Dimension parent_height = 0;
|
|
|
1408 Dimension child_width = 0;
|
|
|
1409 Dimension child_height = 0;
|
|
|
1410 Position x;
|
|
|
1411 Position y;
|
|
|
1412 Arg al [2];
|
|
|
1413
|
|
|
1414 XtSetArg (al [0], XtNwidth, &child_width);
|
|
|
1415 XtSetArg (al [1], XtNheight, &child_height);
|
|
|
1416 XtGetValues (widget, al, 2);
|
|
|
1417
|
|
|
1418 XtSetArg (al [0], XtNwidth, &parent_width);
|
|
|
1419 XtSetArg (al [1], XtNheight, &parent_height);
|
|
|
1420 XtGetValues (parent, al, 2);
|
|
|
1421
|
|
|
1422 x = (Position) ((parent_width - child_width) / 2);
|
|
|
1423 y = (Position) ((parent_height - child_height) / 2);
|
|
|
1424
|
|
|
1425 XtTranslateCoords (parent, x, y, &x, &y);
|
|
|
1426
|
|
|
1427 if ((Dimension) (x + child_width) > screen_width)
|
|
|
1428 x = screen_width - child_width;
|
|
|
1429 if (x < 0)
|
|
|
1430 x = 0;
|
|
|
1431
|
|
|
1432 if ((Dimension) (y + child_height) > screen_height)
|
|
|
1433 y = screen_height - child_height;
|
|
|
1434 if (y < 0)
|
|
|
1435 y = 0;
|
|
|
1436
|
|
|
1437 XtSetArg (al [0], XtNx, x);
|
|
|
1438 XtSetArg (al [1], XtNy, y);
|
|
|
1439 XtSetValues (widget, al, 2);
|
|
|
1440 }
|
|
|
1441
|
|
|
1442 static Widget
|
|
|
1443 recycle_instance (destroyed_instance* instance)
|
|
|
1444 {
|
|
|
1445 Widget widget = instance->widget;
|
|
|
1446
|
|
|
1447 /* widget is NULL if the parent was destroyed. */
|
|
|
1448 if (widget)
|
|
|
1449 {
|
|
|
1450 Widget focus;
|
|
|
1451 Widget separator;
|
|
|
1452
|
|
|
1453 /* Remove the destroy callback as the instance is not in the list
|
|
|
1454 anymore */
|
|
|
1455 XtRemoveCallback (instance->parent, XtNdestroyCallback,
|
|
|
1456 mark_dead_instance_destroyed,
|
|
|
1457 (XtPointer)instance);
|
|
|
1458
|
|
|
1459 /* Give the focus to the initial item */
|
|
|
1460 focus = XtNameToWidget (widget, "*value");
|
|
|
1461 if (!focus)
|
|
|
1462 focus = XtNameToWidget (widget, "*button1");
|
|
|
1463 if (focus)
|
|
|
1464 XmProcessTraversal(focus, XmTRAVERSE_CURRENT);
|
|
|
1465
|
|
|
1466 /* shrink the separator label back to their original size */
|
|
|
1467 separator = XtNameToWidget (widget, "*separator_button");
|
|
|
1468 if (separator)
|
|
|
1469 {
|
|
|
1470 Arg al [2];
|
|
|
1471 XtSetArg (al [0], XtNwidth, 5);
|
|
|
1472 XtSetArg (al [1], XtNheight, 5);
|
|
|
1473 XtSetValues (separator, al, 2);
|
|
|
1474 }
|
|
|
1475
|
|
|
1476 /* Center the dialog in its parent */
|
|
|
1477 recenter_widget (widget);
|
|
|
1478 }
|
|
|
1479 free_destroyed_instance (instance);
|
|
|
1480 return widget;
|
|
|
1481 }
|
|
|
1482
|
|
|
1483 Widget
|
|
|
1484 xm_create_dialog (widget_instance* instance)
|
|
|
1485 {
|
|
|
1486 char* name = instance->info->type;
|
|
|
1487 Widget parent = instance->parent;
|
|
|
1488 Widget widget;
|
|
|
1489 Boolean pop_up_p = instance->pop_up_p;
|
|
442
|
1490 const char* shell_name = 0;
|
|
|
1491 const char* icon_name = 0;
|
|
428
|
1492 Boolean text_input_slot = False;
|
|
|
1493 Boolean radio_box = False;
|
|
|
1494 Boolean list = False;
|
|
|
1495 int total_buttons;
|
|
|
1496 int left_buttons = 0;
|
|
|
1497 int right_buttons = 1;
|
|
|
1498 destroyed_instance* dead_one;
|
|
|
1499
|
|
|
1500 /* try to find a widget to recycle */
|
|
|
1501 dead_one = find_matching_instance (instance);
|
|
|
1502 if (dead_one)
|
|
|
1503 {
|
|
|
1504 Widget recycled_widget = recycle_instance (dead_one);
|
|
|
1505 if (recycled_widget)
|
|
|
1506 return recycled_widget;
|
|
|
1507 }
|
|
|
1508
|
|
|
1509 switch (name [0]){
|
|
|
1510 case 'E': case 'e':
|
|
|
1511 icon_name = "dbox-error";
|
|
|
1512 shell_name = "Error";
|
|
|
1513 break;
|
|
|
1514
|
|
|
1515 case 'I': case 'i':
|
|
|
1516 icon_name = "dbox-info";
|
|
|
1517 shell_name = "Information";
|
|
|
1518 break;
|
|
|
1519
|
|
|
1520 case 'L': case 'l':
|
|
|
1521 list = True;
|
|
|
1522 icon_name = "dbox-question";
|
|
|
1523 shell_name = "Prompt";
|
|
|
1524 break;
|
|
|
1525
|
|
|
1526 case 'P': case 'p':
|
|
|
1527 text_input_slot = True;
|
|
|
1528 icon_name = "dbox-question";
|
|
|
1529 shell_name = "Prompt";
|
|
|
1530 break;
|
|
|
1531
|
|
|
1532 case 'Q': case 'q':
|
|
|
1533 icon_name = "dbox-question";
|
|
|
1534 shell_name = "Question";
|
|
|
1535 break;
|
|
|
1536 }
|
|
|
1537
|
|
|
1538 total_buttons = name [1] - '0';
|
|
|
1539
|
|
|
1540 if (name [3] == 'T' || name [3] == 't')
|
|
|
1541 {
|
|
|
1542 text_input_slot = False;
|
|
|
1543 radio_box = True;
|
|
|
1544 }
|
|
|
1545 else if (name [3])
|
|
|
1546 right_buttons = name [4] - '0';
|
|
|
1547
|
|
|
1548 left_buttons = total_buttons - right_buttons;
|
|
|
1549
|
|
|
1550 widget = make_dialog (name, parent, pop_up_p,
|
|
|
1551 shell_name, icon_name, text_input_slot, radio_box,
|
|
|
1552 list, left_buttons, right_buttons);
|
|
|
1553
|
|
|
1554 XtAddCallback (widget, XmNpopdownCallback, xm_nosel_callback,
|
|
|
1555 (XtPointer) instance);
|
|
|
1556 return widget;
|
|
|
1557 }
|
|
|
1558
|
|
|
1559 #endif /* LWLIB_DIALOGS_MOTIF */
|
|
|
1560
|
|
|
1561 #ifdef LWLIB_MENUBARS_MOTIF
|
|
|
1562 static Widget
|
|
|
1563 make_menubar (widget_instance* instance)
|
|
|
1564 {
|
|
|
1565 Arg al[10];
|
|
|
1566 int ac = 0;
|
|
|
1567
|
|
|
1568 XtSetArg(al[ac], XmNmarginHeight, 0); ac++;
|
|
|
1569 XtSetArg(al[ac], XmNshadowThickness, 3); ac++;
|
|
|
1570
|
|
|
1571 return XmCreateMenuBar (instance->parent, instance->info->name, al, ac);
|
|
|
1572 }
|
|
|
1573
|
|
|
1574 static void
|
|
|
1575 remove_grabs (Widget shell, XtPointer closure, XtPointer call_data)
|
|
|
1576 {
|
|
|
1577 Widget menu = (Widget) closure;
|
|
|
1578 XmRemoveFromPostFromList (menu, XtParent (XtParent ((Widget) menu)));
|
|
|
1579 }
|
|
|
1580
|
|
|
1581 static Widget
|
|
|
1582 make_popup_menu (widget_instance* instance)
|
|
|
1583 {
|
|
|
1584 Widget parent = instance->parent;
|
|
|
1585 Window parent_window = parent->core.window;
|
|
|
1586 Widget result;
|
|
|
1587
|
|
|
1588 /* sets the parent window to 0 to fool Motif into not generating a grab */
|
|
|
1589 parent->core.window = 0;
|
|
|
1590 result = XmCreatePopupMenu (parent, instance->info->name, NULL, 0);
|
|
|
1591 XtAddCallback (XtParent (result), XmNpopdownCallback, remove_grabs,
|
|
|
1592 (XtPointer)result);
|
|
|
1593 parent->core.window = parent_window;
|
|
|
1594 return result;
|
|
|
1595 }
|
|
|
1596 #endif /* LWLIB_MENUBARS_MOTIF */
|
|
|
1597
|
|
|
1598 #ifdef LWLIB_SCROLLBARS_MOTIF
|
|
|
1599 static Widget
|
|
|
1600 make_scrollbar (widget_instance *instance, int vertical)
|
|
|
1601 {
|
|
|
1602 Arg al[20];
|
|
|
1603 int ac = 0;
|
|
|
1604 static XtCallbackRec callbacks[2] =
|
|
|
1605 { {xm_scrollbar_callback, NULL}, {NULL, NULL} };
|
|
|
1606
|
|
|
1607 callbacks[0].closure = (XtPointer) instance;
|
|
|
1608
|
|
|
1609 XtSetArg (al[ac], XmNminimum, 1); ac++;
|
|
|
1610 XtSetArg (al[ac], XmNmaximum, INT_MAX); ac++;
|
|
|
1611 XtSetArg (al[ac], XmNincrement, 1); ac++;
|
|
|
1612 XtSetArg (al[ac], XmNpageIncrement, 1); ac++;
|
|
|
1613 XtSetArg (al[ac], XmNborderWidth, 0); ac++;
|
|
|
1614 XtSetArg (al[ac], XmNorientation, vertical ? XmVERTICAL : XmHORIZONTAL); ac++;
|
|
|
1615
|
|
|
1616 XtSetArg (al[ac], XmNdecrementCallback, callbacks); ac++;
|
|
|
1617 XtSetArg (al[ac], XmNdragCallback, callbacks); ac++;
|
|
|
1618 XtSetArg (al[ac], XmNincrementCallback, callbacks); ac++;
|
|
|
1619 XtSetArg (al[ac], XmNpageDecrementCallback, callbacks); ac++;
|
|
|
1620 XtSetArg (al[ac], XmNpageIncrementCallback, callbacks); ac++;
|
|
|
1621 XtSetArg (al[ac], XmNtoBottomCallback, callbacks); ac++;
|
|
|
1622 XtSetArg (al[ac], XmNtoTopCallback, callbacks); ac++;
|
|
|
1623 XtSetArg (al[ac], XmNvalueChangedCallback, callbacks); ac++;
|
|
|
1624
|
|
|
1625 return XmCreateScrollBar (instance->parent, instance->info->name, al, ac);
|
|
|
1626 }
|
|
|
1627
|
|
|
1628 static Widget
|
|
|
1629 make_vertical_scrollbar (widget_instance *instance)
|
|
|
1630 {
|
|
|
1631 return make_scrollbar (instance, 1);
|
|
|
1632 }
|
|
|
1633
|
|
|
1634 static Widget
|
|
|
1635 make_horizontal_scrollbar (widget_instance *instance)
|
|
|
1636 {
|
|
|
1637 return make_scrollbar (instance, 0);
|
|
|
1638 }
|
|
|
1639
|
|
|
1640 #endif /* LWLIB_SCROLLBARS_MOTIF */
|
|
|
1641
|
|
|
1642 #ifdef LWLIB_WIDGETS_MOTIF
|
|
|
1643 /* glyph widgets */
|
|
|
1644 static Widget
|
|
|
1645 xm_create_button (widget_instance *instance)
|
|
|
1646 {
|
|
|
1647 Arg al[20];
|
|
|
1648 int ac = 0;
|
|
|
1649 Widget button = 0;
|
|
|
1650 widget_value* val = instance->info->val;
|
|
|
1651
|
|
|
1652 XtSetArg (al [ac], XmNsensitive, val->enabled); ac++;
|
|
|
1653 XtSetArg (al [ac], XmNalignment, XmALIGNMENT_BEGINNING); ac++;
|
|
|
1654 XtSetArg (al [ac], XmNuserData, val->call_data); ac++;
|
|
|
1655 XtSetArg (al [ac], XmNmappedWhenManaged, FALSE); ac++;
|
|
|
1656 /* The highlight doesn't appear to be dynamically set which makes it
|
|
|
1657 look ugly. I think this may be a LessTif bug but for now we just
|
|
|
1658 get rid of it. */
|
|
|
1659 XtSetArg (al [ac], XmNhighlightThickness, (Dimension)0);ac++;
|
|
|
1660
|
|
|
1661 /* add any args the user supplied for creation time */
|
|
|
1662 lw_add_value_args_to_args (val, al, &ac);
|
|
|
1663
|
|
|
1664 if (!val->call_data)
|
|
|
1665 button = XmCreateLabel (instance->parent, val->name, al, ac);
|
|
|
1666
|
|
|
1667 else if (val->type == TOGGLE_TYPE || val->type == RADIO_TYPE)
|
|
|
1668 {
|
|
|
1669 XtSetArg (al [ac], XmNset, val->selected); ac++;
|
|
|
1670 XtSetArg (al [ac], XmNindicatorType,
|
|
|
1671 (val->type == TOGGLE_TYPE ?
|
|
|
1672 XmN_OF_MANY : XmONE_OF_MANY)); ac++;
|
|
|
1673 XtSetArg (al [ac], XmNvisibleWhenOff, True); ac++;
|
|
|
1674 button = XmCreateToggleButton (instance->parent, val->name, al, ac);
|
|
|
1675 XtRemoveAllCallbacks (button, XmNvalueChangedCallback);
|
|
|
1676 XtAddCallback (button, XmNvalueChangedCallback, xm_generic_callback,
|
|
|
1677 (XtPointer)instance);
|
|
|
1678 }
|
|
|
1679 else
|
|
|
1680 {
|
|
|
1681 button = XmCreatePushButton (instance->parent, val->name, al, ac);
|
|
|
1682 XtAddCallback (button, XmNactivateCallback, xm_generic_callback,
|
|
|
1683 (XtPointer)instance);
|
|
|
1684 }
|
|
|
1685
|
|
|
1686 XtManageChild (button);
|
|
|
1687
|
|
|
1688 return button;
|
|
|
1689 }
|
|
|
1690
|
|
|
1691 static Widget
|
|
|
1692 xm_create_progress (widget_instance *instance)
|
|
|
1693 {
|
|
|
1694 Arg al[20];
|
|
|
1695 int ac = 0;
|
|
639
|
1696 Dimension height = 0;
|
|
|
1697 Dimension width = 0;
|
|
428
|
1698 Widget scale = 0;
|
|
|
1699 widget_value* val = instance->info->val;
|
|
|
1700 if (!val->call_data)
|
|
|
1701 {
|
|
639
|
1702 XtSetArg (al [ac], XmNeditable, False); ac++;
|
|
428
|
1703 }
|
|
|
1704 else
|
|
|
1705 {
|
|
639
|
1706 XtSetArg (al [ac], XmNeditable, val->enabled); ac++;
|
|
428
|
1707 }
|
|
|
1708 XtSetArg (al [ac], XmNalignment, XmALIGNMENT_BEGINNING); ac++;
|
|
|
1709 XtSetArg (al [ac], XmNuserData, val->call_data); ac++;
|
|
|
1710 XtSetArg (al [ac], XmNmappedWhenManaged, FALSE); ac++;
|
|
|
1711 XtSetArg (al [ac], XmNorientation, XmHORIZONTAL); ac++;
|
|
|
1712 /* The highlight doesn't appear to be dynamically set which makes it
|
|
|
1713 look ugly. I think this may be a LessTif bug but for now we just
|
|
|
1714 get rid of it. */
|
|
|
1715 XtSetArg (al [ac], XmNhighlightThickness, (Dimension)0);ac++;
|
|
639
|
1716
|
|
|
1717 height = (Dimension)lw_get_value_arg (val, XtNheight);
|
|
|
1718 width = (Dimension)lw_get_value_arg (val, XtNwidth);
|
|
|
1719 if (height > 0)
|
|
|
1720 {
|
|
|
1721 XtSetArg (al [ac], XmNscaleHeight, height); ac++;
|
|
|
1722 }
|
|
|
1723 if (width > 0)
|
|
|
1724 {
|
|
|
1725 XtSetArg (al [ac], XmNscaleWidth, width); ac++;
|
|
|
1726 }
|
|
|
1727
|
|
428
|
1728 /* add any args the user supplied for creation time */
|
|
|
1729 lw_add_value_args_to_args (val, al, &ac);
|
|
|
1730
|
|
|
1731 scale = XmCreateScale (instance->parent, val->name, al, ac);
|
|
|
1732 if (val->call_data)
|
|
|
1733 XtAddCallback (scale, XmNvalueChangedCallback, xm_generic_callback,
|
|
|
1734 (XtPointer)instance);
|
|
|
1735
|
|
|
1736 XtManageChild (scale);
|
|
|
1737
|
|
|
1738 return scale;
|
|
|
1739 }
|
|
|
1740
|
|
|
1741 static Widget
|
|
|
1742 xm_create_text_field (widget_instance *instance)
|
|
|
1743 {
|
|
|
1744 Arg al[20];
|
|
|
1745 int ac = 0;
|
|
|
1746 Widget text = 0;
|
|
|
1747 widget_value* val = instance->info->val;
|
|
|
1748
|
|
442
|
1749 XtSetArg (al [ac], XmNsensitive, val->enabled); ac++;
|
|
428
|
1750 XtSetArg (al [ac], XmNalignment, XmALIGNMENT_BEGINNING); ac++;
|
|
|
1751 XtSetArg (al [ac], XmNuserData, val->call_data); ac++;
|
|
|
1752 XtSetArg (al [ac], XmNmappedWhenManaged, FALSE); ac++;
|
|
|
1753 /* The highlight doesn't appear to be dynamically set which makes it
|
|
|
1754 look ugly. I think this may be a LessTif bug but for now we just
|
|
|
1755 get rid of it. */
|
|
|
1756 XtSetArg (al [ac], XmNhighlightThickness, (Dimension)0);ac++;
|
|
|
1757
|
|
|
1758 /* add any args the user supplied for creation time */
|
|
|
1759 lw_add_value_args_to_args (val, al, &ac);
|
|
|
1760
|
|
|
1761 text = XmCreateTextField (instance->parent, val->name, al, ac);
|
|
|
1762 if (val->call_data)
|
|
|
1763 XtAddCallback (text, XmNvalueChangedCallback, xm_generic_callback,
|
|
|
1764 (XtPointer)instance);
|
|
|
1765
|
|
|
1766 XtManageChild (text);
|
|
|
1767
|
|
|
1768 return text;
|
|
|
1769 }
|
|
|
1770
|
|
|
1771 static Widget
|
|
|
1772 xm_create_label_field (widget_instance *instance)
|
|
|
1773 {
|
|
|
1774 return xm_create_label (instance->parent, instance->info->val);
|
|
|
1775 }
|
|
|
1776
|
|
|
1777 Widget
|
|
|
1778 xm_create_label (Widget parent, widget_value* val)
|
|
|
1779 {
|
|
|
1780 Arg al[20];
|
|
|
1781 int ac = 0;
|
|
|
1782 Widget label = 0;
|
|
|
1783
|
|
|
1784 XtSetArg (al [ac], XmNsensitive, val->enabled); ac++;
|
|
|
1785 XtSetArg (al [ac], XmNalignment, XmALIGNMENT_BEGINNING); ac++;
|
|
|
1786 XtSetArg (al [ac], XmNmappedWhenManaged, FALSE); ac++;
|
|
|
1787 /* The highlight doesn't appear to be dynamically set which makes it
|
|
|
1788 look ugly. I think this may be a LessTif bug but for now we just
|
|
|
1789 get rid of it. */
|
|
|
1790 XtSetArg (al [ac], XmNhighlightThickness, (Dimension)0);ac++;
|
|
|
1791
|
|
|
1792 /* add any args the user supplied for creation time */
|
|
|
1793 lw_add_value_args_to_args (val, al, &ac);
|
|
|
1794
|
|
|
1795 label = XmCreateLabel (parent, val->name, al, ac);
|
|
|
1796
|
|
|
1797 XtManageChild (label);
|
|
|
1798
|
|
|
1799 /* Do it again for arguments that have no effect until the widget is realized. */
|
|
|
1800 ac = 0;
|
|
|
1801 lw_add_value_args_to_args (val, al, &ac);
|
|
|
1802 XtSetValues (label, al, ac);
|
|
|
1803
|
|
|
1804 return label;
|
|
|
1805 }
|
|
|
1806
|
|
|
1807 #if XmVERSION > 1
|
|
|
1808 static Widget
|
|
|
1809 xm_create_combo_box (widget_instance *instance)
|
|
|
1810 {
|
|
|
1811 Arg al[20];
|
|
|
1812 int ac = 0;
|
|
|
1813 Widget combo = 0;
|
|
|
1814 widget_value* val = instance->info->val;
|
|
|
1815
|
|
|
1816 XtSetArg (al [ac], XmNsensitive, val->enabled); ac++;
|
|
|
1817 XtSetArg (al [ac], XmNalignment, XmALIGNMENT_BEGINNING); ac++;
|
|
|
1818 XtSetArg (al [ac], XmNuserData, val->call_data); ac++;
|
|
|
1819 XtSetArg (al [ac], XmNmappedWhenManaged, FALSE); ac++;
|
|
|
1820 /* The highlight doesn't appear to be dynamically set which makes it
|
|
|
1821 look ugly. I think this may be a LessTif bug but for now we just
|
|
|
1822 get rid of it. */
|
|
|
1823 XtSetArg (al [ac], XmNhighlightThickness, (Dimension)0);ac++;
|
|
|
1824
|
|
|
1825 /* add any args the user supplied for creation time */
|
|
|
1826 lw_add_value_args_to_args (val, al, &ac);
|
|
|
1827
|
|
|
1828 combo = XmCreateDropDownComboBox (instance->parent, val->name, al, ac);
|
|
|
1829 if (val->call_data)
|
|
|
1830 XtAddCallback (combo, XmNselectionCallback, xm_generic_callback,
|
|
|
1831 (XtPointer)instance);
|
|
|
1832
|
|
|
1833 XtManageChild (combo);
|
|
|
1834
|
|
|
1835 return combo;
|
|
|
1836 }
|
|
|
1837 #endif
|
|
|
1838 #endif /* LWLIB_WIDGETS_MOTIF */
|
|
|
1839
|
|
|
1840
|
|
|
1841 /* Table of functions to create widgets */
|
|
|
1842
|
|
450
|
1843 const widget_creation_entry
|
|
428
|
1844 xm_creation_table [] =
|
|
|
1845 {
|
|
|
1846 #ifdef LWLIB_MENUBARS_MOTIF
|
|
|
1847 {"menubar", make_menubar},
|
|
|
1848 {"popup", make_popup_menu},
|
|
|
1849 #endif
|
|
|
1850 #ifdef LWLIB_SCROLLBARS_MOTIF
|
|
|
1851 {"vertical-scrollbar", make_vertical_scrollbar},
|
|
|
1852 {"horizontal-scrollbar", make_horizontal_scrollbar},
|
|
|
1853 #endif
|
|
|
1854 #ifdef LWLIB_WIDGETS_MOTIF
|
|
|
1855 {"button", xm_create_button},
|
|
|
1856 {"progress", xm_create_progress},
|
|
|
1857 {"text-field", xm_create_text_field},
|
|
|
1858 {"label", xm_create_label_field},
|
|
|
1859 #if XmVERSION > 1
|
|
|
1860 {"combo-box", xm_create_combo_box},
|
|
|
1861 #endif
|
|
|
1862 #endif
|
|
|
1863 {NULL, NULL}
|
|
|
1864 };
|
|
|
1865
|
|
|
1866 /* Destruction of instances */
|
|
|
1867 void
|
|
|
1868 xm_destroy_instance (widget_instance* instance)
|
|
|
1869 {
|
|
|
1870 #if defined (LWLIB_DIALOGS_MOTIF) || defined (LWLIB_WIDGETS_MOTIF)
|
|
|
1871 /* It appears that this is used only for dialog boxes. */
|
|
|
1872 Widget widget = instance->widget;
|
|
|
1873 /* recycle the dialog boxes */
|
|
|
1874 /* Disable the recycling until we can find a way to have the dialog box
|
|
|
1875 get reasonable layout after we modify its contents. */
|
|
|
1876 if (0
|
|
|
1877 && XtClass (widget) == xmDialogShellWidgetClass)
|
|
|
1878 {
|
|
|
1879 destroyed_instance* dead_instance =
|
|
|
1880 make_destroyed_instance (instance->info->name,
|
|
|
1881 instance->info->type,
|
|
|
1882 instance->widget,
|
|
|
1883 instance->parent,
|
|
|
1884 instance->pop_up_p);
|
|
|
1885 dead_instance->next = all_destroyed_instances;
|
|
|
1886 all_destroyed_instances = dead_instance;
|
|
|
1887 XtUnmanageChild (first_child (instance->widget));
|
|
|
1888 XFlush (XtDisplay (instance->widget));
|
|
|
1889 XtAddCallback (instance->parent, XtNdestroyCallback,
|
|
|
1890 mark_dead_instance_destroyed, (XtPointer)dead_instance);
|
|
|
1891 }
|
|
|
1892 else
|
|
|
1893 {
|
|
|
1894 /* This might not be necessary now that the nosel is attached to
|
|
|
1895 popdown instead of destroy, but it can't hurt. */
|
|
|
1896 XtRemoveCallback (instance->widget, XtNdestroyCallback,
|
|
|
1897 xm_nosel_callback, (XtPointer)instance);
|
|
|
1898
|
|
|
1899 XtDestroyWidget (instance->widget);
|
|
|
1900 }
|
|
|
1901 #endif /* LWLIB_DIALOGS_MOTIF || LWLIB_WIDGETS_MOTIF */
|
|
|
1902 }
|
|
|
1903
|
|
|
1904 /* popup utility */
|
|
|
1905 #ifdef LWLIB_MENUBARS_MOTIF
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1906
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1907 void
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1908 xm_popup_menu (Widget widget, XEvent *event)
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1909 {
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1910 if (event->type == ButtonPress || event->type == ButtonRelease)
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1911 {
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1912 /* This is so totally ridiculous: there's NO WAY to tell Motif
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1913 that *any* button can select a menu item. Only one button
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1914 can have that honor.
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1915 */
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1916 char *trans = 0;
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1917 if (event->xbutton.state & Button5Mask) trans = "<Btn5Down>";
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1918 else if (event->xbutton.state & Button4Mask) trans = "<Btn4Down>";
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1919 else if (event->xbutton.state & Button3Mask) trans = "<Btn3Down>";
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1920 else if (event->xbutton.state & Button2Mask) trans = "<Btn2Down>";
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1921 else if (event->xbutton.state & Button1Mask) trans = "<Btn1Down>";
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1922 if (trans)
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1923 {
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1924 Arg al [1];
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1925 XtSetArg (al [0], XmNmenuPost, trans);
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1926 XtSetValues (widget, al, 1);
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1927 }
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1928 XmMenuPosition (widget, (XButtonPressedEvent *) event);
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1929 }
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1930 XtManageChild (widget);
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1931 }
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1932
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1933 #endif
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1934
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1935 #ifdef LWLIB_DIALOGS_MOTIF
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1936
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1937 static void
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1938 set_min_dialog_size (Widget w)
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1939 {
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1940 short width;
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1941 short height;
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1942 Arg al [2];
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1943
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1944 XtSetArg (al [0], XmNwidth, &width);
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1945 XtSetArg (al [1], XmNheight, &height);
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1946 XtGetValues (w, al, 2);
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1947
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1948 XtSetArg (al [0], XmNminWidth, width);
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1949 XtSetArg (al [1], XmNminHeight, height);
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1950 XtSetValues (w, al, 2);
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1951 }
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1952
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1953 #endif
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1954
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1955 void
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1956 xm_pop_instance (widget_instance* instance, Boolean up)
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1957 {
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1958 Widget widget = instance->widget;
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1959
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1960 #ifdef LWLIB_DIALOGS_MOTIF
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1961 if (XtClass (widget) == xmDialogShellWidgetClass)
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1962 {
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1963 Widget widget_to_manage = first_child (widget);
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1964 if (up)
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1965 {
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1966 XtManageChild (widget_to_manage);
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1967 set_min_dialog_size (widget);
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1968 XmProcessTraversal(widget, XmTRAVERSE_CURRENT);
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1969 }
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1970 else
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1971 XtUnmanageChild (widget_to_manage);
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1972 }
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1973 else
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1974 #endif
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1975 {
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1976 if (up)
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1977 XtManageChild (widget);
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1978 else
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1979 XtUnmanageChild (widget);
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1980 }
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1981 }
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1982
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1983
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1984 /* motif callback */
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1985
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1986 enum do_call_type { pre_activate, selection, no_selection, post_activate };
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1987
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1988 static void
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1989 do_call (Widget widget, XtPointer closure, enum do_call_type type)
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1990 {
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1991 XtPointer user_data;
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1992 widget_instance* instance = (widget_instance*)closure;
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1993 Widget instance_widget;
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1994 LWLIB_ID id;
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1995 Arg al [1];
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1996
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1997 if (!instance)
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1998 return;
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1999 if (widget->core.being_destroyed)
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2000 return;
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2001
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2002 instance_widget = instance->widget;
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2003 if (!instance_widget)
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2004 return;
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2005
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2006 id = instance->info->id;
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2007 user_data = NULL;
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2008 XtSetArg(al [0], XmNuserData, &user_data);
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2009 XtGetValues (widget, al, 1);
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2010 switch (type)
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2011 {
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2012 case pre_activate:
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2013 if (instance->info->pre_activate_cb)
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2014 instance->info->pre_activate_cb (widget, id, user_data);
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2015 break;
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2016 case selection:
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2017 if (instance->info->selection_cb)
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2018 instance->info->selection_cb (widget, id, user_data);
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2019 break;
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2020 case no_selection:
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2021 if (instance->info->selection_cb)
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2022 instance->info->selection_cb (widget, id, (XtPointer) -1);
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2023 break;
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2024 case post_activate:
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2025 if (instance->info->post_activate_cb)
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2026 instance->info->post_activate_cb (widget, id, user_data);
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2027 break;
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2028 default:
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2029 abort ();
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2030 }
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2031 }
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2032
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2033 /* Like lw_internal_update_other_instances except that it does not do
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2034 anything if its shell parent is not managed. This is to protect
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2035 lw_internal_update_other_instances to dereference freed memory
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2036 if the widget was ``destroyed'' by caching it in the all_destroyed_instances
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2037 list */
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2038 static void
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2039 xm_internal_update_other_instances (Widget widget, XtPointer closure,
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2040 XtPointer call_data)
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2041 {
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2042 Widget parent;
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2043 for (parent = widget; parent; parent = XtParent (parent))
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2044 if (XtIsShell (parent))
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2045 break;
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2046 else if (!XtIsManaged (parent))
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2047 return;
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2048 lw_internal_update_other_instances (widget, closure, call_data);
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2049 }
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2050
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2051 static void
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2052 xm_generic_callback (Widget widget, XtPointer closure, XtPointer call_data)
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2053 {
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2054 #if (defined (LWLIB_MENUBARS_MOTIF) || defined (LWLIB_DIALOGS_MOTIF) || defined (LWLIB_WIDGETS_MOTIF))
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2055 /* We want the selected status to change only when we decide it
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2056 should change. Yuck but correct. */
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2057 if (XtClass (widget) == xmToggleButtonWidgetClass
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2058 || XtClass (widget) == xmToggleButtonGadgetClass)
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2059 {
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2060 Boolean check;
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2061 Arg al [1];
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2062
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2063 XtSetArg (al [0], XmNset, &check);
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2064 XtGetValues (widget, al, 1);
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2065
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2066 XtSetArg (al [0], XmNset, !check);
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2067 XtSetValues (widget, al, 1);
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2068 }
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2069 #endif
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2070 lw_internal_update_other_instances (widget, closure, call_data);
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2071 do_call (widget, closure, selection);
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2072 }
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2073
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2074 static void
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2075 xm_pop_down_callback (Widget widget, XtPointer closure, XtPointer call_data)
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2076 {
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2077 do_call (widget, closure, post_activate);
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2078 }
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2079
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2080 #ifdef LWLIB_MENUBARS_MOTIF
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2081
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2082 static void
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2083 xm_pull_down_callback (Widget widget, XtPointer closure, XtPointer call_data)
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2084 {
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2085 #if 0
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2086 if (call_data)
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2087 {
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2088 /* new behavior for incremental menu construction */
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2089
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2090 }
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2091 else
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2092 #endif
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2093 do_call (widget, closure, pre_activate);
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2094 }
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2095
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2096 #endif /* LWLIB_MENUBARS_MOTIF */
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2097
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2098 #ifdef LWLIB_SCROLLBARS_MOTIF
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2099 static void
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2100 xm_scrollbar_callback (Widget widget, XtPointer closure, XtPointer call_data)
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2101 {
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2102 widget_instance *instance = (widget_instance *) closure;
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2103 LWLIB_ID id;
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2104 XmScrollBarCallbackStruct *data =
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2105 (XmScrollBarCallbackStruct *) call_data;
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2106 scroll_event event_data;
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2107 scrollbar_values *val =
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2108 (scrollbar_values *) instance->info->val->scrollbar_data;
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2109 double percent;
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2110
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2111 if (!instance || widget->core.being_destroyed)
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2112 return;
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2113
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2114 id = instance->info->id;
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2115
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2116 percent = (double) (data->value - 1) / (double) (INT_MAX - 1);
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2117 event_data.slider_value =
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2118 (int) (percent * (double) (val->maximum - val->minimum)) + val->minimum;
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2119
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2120 if (event_data.slider_value > (val->maximum - val->slider_size))
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2121 event_data.slider_value = val->maximum - val->slider_size;
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2122 else if (event_data.slider_value < 1)
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2123 event_data.slider_value = 1;
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2124
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2125 if (data->event)
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2126 {
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2127 switch (data->event->xany.type)
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2128 {
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2129 case KeyPress:
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2130 case KeyRelease:
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2131 event_data.time = data->event->xkey.time;
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2132 break;
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2133 case ButtonPress:
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2134 case ButtonRelease:
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2135 event_data.time = data->event->xbutton.time;
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2136 break;
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2137 case MotionNotify:
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2138 event_data.time = data->event->xmotion.time;
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2139 break;
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2140 case EnterNotify:
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2141 case LeaveNotify:
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2142 event_data.time = data->event->xcrossing.time;
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2143 break;
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2144 default:
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2145 event_data.time = 0;
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2146 break;
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2147 }
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2148 }
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2149 else
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2150 event_data.time = 0;
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2151
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2152 switch (data->reason)
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2153 {
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2154 case XmCR_DECREMENT:
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2155 event_data.action = SCROLLBAR_LINE_UP;
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2156 break;
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2157 case XmCR_INCREMENT:
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2158 event_data.action = SCROLLBAR_LINE_DOWN;
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2159 break;
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2160 case XmCR_PAGE_DECREMENT:
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2161 event_data.action = SCROLLBAR_PAGE_UP;
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2162 break;
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2163 case XmCR_PAGE_INCREMENT:
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2164 event_data.action = SCROLLBAR_PAGE_DOWN;
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2165 break;
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2166 case XmCR_TO_TOP:
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2167 event_data.action = SCROLLBAR_TOP;
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2168 break;
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2169 case XmCR_TO_BOTTOM:
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2170 event_data.action = SCROLLBAR_BOTTOM;
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2171 break;
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2172 case XmCR_DRAG:
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2173 event_data.action = SCROLLBAR_DRAG;
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2174 break;
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2175 case XmCR_VALUE_CHANGED:
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2176 event_data.action = SCROLLBAR_CHANGE;
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2177 break;
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2178 default:
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2179 event_data.action = SCROLLBAR_CHANGE;
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2180 break;
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2181 }
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2182
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2183 if (instance->info->pre_activate_cb)
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2184 instance->info->pre_activate_cb (widget, id, (XtPointer) &event_data);
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2185 }
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2186 #endif /* LWLIB_SCROLLBARS_MOTIF */
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2187
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2188 #if defined (LWLIB_DIALOGS_MOTIF) || defined (LWLIB_WIDGETS_MOTIF)
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2189 static void
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2190 mark_dead_instance_destroyed (Widget widget, XtPointer closure,
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2191 XtPointer call_data)
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2192 {
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2193 destroyed_instance* instance = (destroyed_instance*)closure;
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2194 instance->widget = NULL;
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2195 }
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2196
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2197 static void
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2198 xm_nosel_callback (Widget widget, XtPointer closure, XtPointer call_data)
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2199 {
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2200 /* This callback is only called when a dialog box is dismissed with the wm's
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2201 destroy button (WM_DELETE_WINDOW.) We want the dialog box to be destroyed
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2202 in that case, not just unmapped, so that it releases its keyboard grabs.
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2203 But there are problems with running our callbacks while the widget is in
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2204 the process of being destroyed, so we set XmNdeleteResponse to XmUNMAP
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2205 instead of XmDESTROY and then destroy it ourself after having run the
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2206 callback.
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2207 */
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2208 do_call (widget, closure, no_selection);
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2209 XtDestroyWidget (widget);
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2210 }
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2211 #endif
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2212
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2213
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2214 /* set the keyboard focus */
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2215 void
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2216 xm_set_keyboard_focus (Widget parent, Widget w)
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2217 {
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2218 XmProcessTraversal (w, XmTRAVERSE_CURRENT);
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2219 /* At some point we believed that it was necessary to use XtSetKeyboardFocus
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2220 instead of XmProcessTraversal when using Motif >= 1.2.1, but that's bogus.
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2221 Presumably the problem was elsewhere, and is now gone...
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2222 */
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2223 }
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