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