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