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0
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1 /* The lwlib interface to Athena widgets.
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2 Copyright (C) 1993, 1994 Free Software Foundation, Inc.
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3
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4 This file is part of the Lucid Widget Library.
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5
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6 The Lucid Widget Library is free software; you can redistribute it and/or
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7 modify it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 1, or (at your option)
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9 any later version.
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10
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11 The Lucid Widget Library is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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80
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17 along with XEmacs; see the file COPYING. If not, write to
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78
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18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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19 Boston, MA 02111-1307, USA. */
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0
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20
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157
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21 #include <config.h>
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0
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22 #include <stdio.h>
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23
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163
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24 #ifdef STDC_HEADERS
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25 #include <stdlib.h>
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26 #endif
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27
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0
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28 #include "lwlib-Xaw.h"
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29
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30 #include <X11/StringDefs.h>
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31 #include <X11/IntrinsicP.h>
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32 #include <X11/CoreP.h>
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33 #include <X11/Shell.h>
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34
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243
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35 #ifdef LWLIB_SCROLLBARS_ATHENA
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398
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36 #include ATHENA_INCLUDE(Scrollbar.h)
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0
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37 #endif
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243
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38 #ifdef LWLIB_DIALOGS_ATHENA
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398
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39 #include ATHENA_INCLUDE(Dialog.h)
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40 #include ATHENA_INCLUDE(Form.h)
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41 #include ATHENA_INCLUDE(Command.h)
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42 #include ATHENA_INCLUDE(Label.h)
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0
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43 #endif
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398
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44 #ifdef LWLIB_WIDGETS_ATHENA
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45 #include ATHENA_INCLUDE(Toggle.h)
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46 #include "xlwradio.h"
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47 #include "xlwcheckbox.h"
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48 #include "xlwgauge.h"
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49 #ifndef NEED_MOTIF
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50 #include ATHENA_INCLUDE(AsciiText.h)
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51 #endif
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52 #endif
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0
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53 #include <X11/Xatom.h>
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54
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55 static void xaw_generic_callback (Widget, XtPointer, XtPointer);
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56
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57
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58 Boolean
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59 lw_xaw_widget_p (Widget widget)
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60 {
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61 return (0
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243
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62 #ifdef LWLIB_SCROLLBARS_ATHENA
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0
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63 || XtIsSubclass (widget, scrollbarWidgetClass)
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64 #endif
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243
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65 #ifdef LWLIB_DIALOGS_ATHENA
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0
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66 || XtIsSubclass (widget, dialogWidgetClass)
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67 #endif
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398
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68 #ifdef LWLIB_WIDGETS_ATHENA
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69 || XtIsSubclass (widget, labelWidgetClass)
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70 || XtIsSubclass (widget, toggleWidgetClass)
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71 || XtIsSubclass (widget, gaugeWidgetClass)
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72 #if 0
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73 || XtIsSubclass (widget, textWidgetClass)
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74 #endif
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75 #endif
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0
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76 );
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77 }
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78
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243
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79 #ifdef LWLIB_SCROLLBARS_ATHENA
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0
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80 static void
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81 xaw_update_scrollbar (widget_instance *instance, Widget widget,
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82 widget_value *val)
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83 {
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84 if (val->scrollbar_data)
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85 {
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86 scrollbar_values *data = val->scrollbar_data;
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87 float widget_shown, widget_topOfThumb;
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88 float new_shown, new_topOfThumb;
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165
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89 Arg al [10];
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0
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90
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165
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91 /* First size and position the scrollbar widget. */
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92 XtSetArg (al [0], XtNx, data->scrollbar_x);
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93 XtSetArg (al [1], XtNy, data->scrollbar_y);
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94 XtSetArg (al [2], XtNwidth, data->scrollbar_width);
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95 XtSetArg (al [3], XtNheight, data->scrollbar_height);
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96 XtSetValues (widget, al, 4);
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0
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97
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165
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98 /* Now size the scrollbar's slider. */
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99 XtSetArg (al [0], XtNtopOfThumb, &widget_topOfThumb);
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100 XtSetArg (al [1], XtNshown, &widget_shown);
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101 XtGetValues (widget, al, 2);
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0
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102
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103 new_shown = (double) data->slider_size /
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104 (double) (data->maximum - data->minimum);
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105
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106 new_topOfThumb = (double) (data->slider_position - data->minimum) /
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107 (double) (data->maximum - data->minimum);
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108
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109 if (new_shown > 1.0)
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110 new_shown = 1.0;
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165
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111 else if (new_shown < 0)
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0
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112 new_shown = 0;
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113
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114 if (new_topOfThumb > 1.0)
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115 new_topOfThumb = 1.0;
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165
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116 else if (new_topOfThumb < 0)
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0
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117 new_topOfThumb = 0;
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118
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119 if (new_shown != widget_shown || new_topOfThumb != widget_topOfThumb)
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120 XawScrollbarSetThumb (widget, new_topOfThumb, new_shown);
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121 }
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122 }
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243
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123 #endif /* LWLIB_SCROLLBARS_ATHENA */
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0
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124
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125 void
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126 xaw_update_one_widget (widget_instance *instance, Widget widget,
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127 widget_value *val, Boolean deep_p)
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128 {
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398
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129 if (val->args && val->args->nargs)
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130 XtSetValues (widget, val->args->args, val->args->nargs);
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131
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0
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132 if (0)
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133 ;
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243
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134 #ifdef LWLIB_SCROLLBARS_ATHENA
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0
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135 else if (XtIsSubclass (widget, scrollbarWidgetClass))
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136 {
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137 xaw_update_scrollbar (instance, widget, val);
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138 }
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139 #endif
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243
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140 #ifdef LWLIB_DIALOGS_ATHENA
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0
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141 else if (XtIsSubclass (widget, dialogWidgetClass))
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142 {
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165
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143 Arg al [1];
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144 XtSetArg (al [0], XtNlabel, val->contents->value);
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145 XtSetValues (widget, al, 1);
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0
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146 }
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398
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147 #endif /* LWLIB_DIALOGS_ATHENA */
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148 #ifdef LWLIB_WIDGETS_ATHENA
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149 else if (XtClass (widget) == labelWidgetClass)
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150 {
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151 Arg al [1];
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152 XtSetArg (al [0], XtNlabel, val->value);
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153 XtSetValues (widget, al, 1);
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154 }
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155 #endif /* LWLIB_WIDGETS_ATHENA */
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156 #if defined (LWLIB_DIALOGS_ATHENA) || defined (LWLIB_WIDGETS_ATHENA)
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0
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157 else if (XtIsSubclass (widget, commandWidgetClass))
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158 {
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159 Dimension bw = 0;
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165
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160 Arg al [3];
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161 XtSetArg (al [0], XtNborderWidth, &bw);
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162 XtGetValues (widget, al, 1);
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82
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163
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164 #ifndef LWLIB_DIALOGS_ATHENA3D
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0
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165 if (bw == 0)
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166 /* Don't let buttons end up with 0 borderwidth, that's ugly...
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167 Yeah, all this should really be done through app-defaults files
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168 or fallback resources, but that's a whole different can of worms
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169 that I don't feel like opening right now. Making Athena widgets
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170 not look like shit is just entirely too much work.
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171 */
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165
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172 {
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173 XtSetArg (al [0], XtNborderWidth, 1);
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174 XtSetValues (widget, al, 1);
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175 }
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243
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176 #endif /* ! LWLIB_DIALOGS_ATHENA3D */
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0
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177
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165
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178 XtSetArg (al [0], XtNlabel, val->value);
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179 XtSetArg (al [1], XtNsensitive, val->enabled);
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180 /* Force centered button text. See above. */
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181 XtSetArg (al [2], XtNjustify, XtJustifyCenter);
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182 XtSetValues (widget, al, 3);
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0
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183
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184 XtRemoveAllCallbacks (widget, XtNcallback);
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185 XtAddCallback (widget, XtNcallback, xaw_generic_callback, instance);
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398
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186 #ifdef LWLIB_WIDGETS_ATHENA
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187 /* set the selected state */
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188 if (XtIsSubclass (widget, toggleWidgetClass))
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189 {
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190 XtSetArg (al [0], XtNstate, val->selected);
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191 XtSetValues (widget, al, 1);
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192 }
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193 #endif /* LWLIB_WIDGETS_ATHENA */
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0
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194 }
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243
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195 #endif /* LWLIB_DIALOGS_ATHENA */
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0
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196 }
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197
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198 void
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199 xaw_update_one_value (widget_instance *instance, Widget widget,
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200 widget_value *val)
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201 {
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398
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202 #ifdef LWLIB_WIDGETS_ATHENA
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203 widget_value *old_wv;
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204
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205 /* copy the call_data slot into the "return" widget_value */
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206 for (old_wv = instance->info->val->contents; old_wv; old_wv = old_wv->next)
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207 if (!strcmp (val->name, old_wv->name))
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208 {
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209 val->call_data = old_wv->call_data;
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210 break;
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211 }
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212
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213 if (XtIsSubclass (widget, toggleWidgetClass))
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214 {
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215 Arg al [1];
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216 XtSetArg (al [0], XtNstate, &val->selected);
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217 XtGetValues (widget, al, 1);
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218 val->edited = True;
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219 }
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220 #ifndef NEED_MOTIF
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221 else if (XtIsSubclass (widget, asciiTextWidgetClass))
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222 {
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223 Arg al [1];
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224 if (val->value)
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225 free (val->value);
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226 XtSetArg (al [0], XtNstring, &val->value);
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227 XtGetValues (widget, al, 1);
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228 val->edited = True;
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229 }
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230 #endif
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231 #endif /* LWLIB_WIDGETS_ATHENA */
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0
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232 }
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233
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234 void
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235 xaw_destroy_instance (widget_instance *instance)
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236 {
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243
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237 #ifdef LWLIB_DIALOGS_ATHENA
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0
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238 if (XtIsSubclass (instance->widget, dialogWidgetClass))
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239 /* Need to destroy the Shell too. */
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240 XtDestroyWidget (XtParent (instance->widget));
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241 else
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242 #endif
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243 XtDestroyWidget (instance->widget);
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244 }
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245
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246 void
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247 xaw_popup_menu (Widget widget, XEvent *event)
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248 {
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249 /* An Athena menubar has not been implemented. */
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250 return;
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251 }
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252
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253 void
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254 xaw_pop_instance (widget_instance *instance, Boolean up)
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255 {
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256 Widget widget = instance->widget;
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257
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258 if (up)
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259 {
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243
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260 #ifdef LWLIB_DIALOGS_ATHENA
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0
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261 if (XtIsSubclass (widget, dialogWidgetClass))
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262 {
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263 /* For dialogs, we need to call XtPopup on the parent instead
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264 of calling XtManageChild on the widget.
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265 Also we need to hack the shell's WM_PROTOCOLS to get it to
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266 understand what the close box is supposed to do!!
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267 */
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268 Display *dpy = XtDisplay (widget);
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269 Widget shell = XtParent (widget);
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270 Atom props [2];
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271 int i = 0;
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272 props [i++] = XInternAtom (dpy, "WM_DELETE_WINDOW", False);
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273 XChangeProperty (dpy, XtWindow (shell),
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274 XInternAtom (dpy, "WM_PROTOCOLS", False),
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275 XA_ATOM, 32, PropModeAppend,
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276 (unsigned char *) props, i);
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277
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278 /* Center the widget in its parent. Why isn't this kind of crap
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279 done automatically? I thought toolkits were supposed to make
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280 life easier?
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281 */
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282 {
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283 unsigned int x, y, w, h;
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284 Widget topmost = instance->parent;
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285 w = shell->core.width;
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286 h = shell->core.height;
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209
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287 while (topmost->core.parent &&
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288 XtIsRealized (topmost->core.parent) &&
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289 /* HAVE_SESSION adds an unmapped parent widget that
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290 we should ignore here. */
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291 topmost->core.parent->core.mapped_when_managed)
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0
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292 topmost = topmost->core.parent;
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293 if (topmost->core.width < w) x = topmost->core.x;
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294 else x = topmost->core.x + ((topmost->core.width - w) / 2);
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295 if (topmost->core.height < h) y = topmost->core.y;
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296 else y = topmost->core.y + ((topmost->core.height - h) / 2);
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297 XtMoveWidget (shell, x, y);
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298 }
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299
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300 /* Finally, pop it up. */
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301 XtPopup (shell, XtGrabNonexclusive);
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302 }
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303 else
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243
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304 #endif /* LWLIB_DIALOGS_ATHENA */
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0
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305 XtManageChild (widget);
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306 }
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307 else
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308 {
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243
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309 #ifdef LWLIB_DIALOGS_ATHENA
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0
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310 if (XtIsSubclass (widget, dialogWidgetClass))
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311 XtUnmanageChild (XtParent (widget));
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312 else
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313 #endif
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314 XtUnmanageChild (widget);
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315 }
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316 }
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317
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318
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243
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319 #ifdef LWLIB_DIALOGS_ATHENA
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0
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320 /* Dialog boxes */
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321
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322 static char overrideTrans[] =
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323 "<Message>WM_PROTOCOLS: lwlib_delete_dialog()";
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324 static XtActionProc wm_delete_window (Widget shell, XtPointer closure,
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325 XtPointer call_data);
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326 static XtActionsRec xaw_actions [] = {
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327 {"lwlib_delete_dialog", (XtActionProc) wm_delete_window}
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328 };
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329 static Boolean actions_initted = False;
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330
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331 static Widget
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398
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332 make_dialog (const char* name, Widget parent, Boolean pop_up_p,
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333 const char* shell_title, const char* icon_name,
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0
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334 Boolean text_input_slot,
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335 Boolean radio_box, Boolean list,
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336 int left_buttons, int right_buttons)
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337 {
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338 Arg av [20];
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339 int ac = 0;
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340 int i, bc;
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341 char button_name [255];
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342 Widget shell;
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343 Widget dialog;
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344 Widget button;
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345 XtTranslations override;
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346
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347 if (! pop_up_p) abort (); /* not implemented */
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348 if (text_input_slot) abort (); /* not implemented */
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349 if (radio_box) abort (); /* not implemented */
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350 if (list) abort (); /* not implemented */
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351
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352 if (! actions_initted)
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353 {
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354 XtAppContext app = XtWidgetToApplicationContext (parent);
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355 XtAppAddActions (app, xaw_actions,
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356 sizeof (xaw_actions) / sizeof (xaw_actions[0]));
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357 actions_initted = True;
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358 }
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359
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360 override = XtParseTranslationTable (overrideTrans);
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361
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362 ac = 0;
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80
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363 XtSetArg (av[ac], XtNtitle, shell_title); ac++;
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0
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364 XtSetArg (av[ac], XtNallowShellResize, True); ac++;
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80
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365 XtSetArg (av[ac], XtNtransientFor, parent); ac++;
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0
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366 shell = XtCreatePopupShell ("dialog", transientShellWidgetClass,
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367 parent, av, ac);
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368 XtOverrideTranslations (shell, override);
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369
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370 ac = 0;
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371 dialog = XtCreateManagedWidget (name, dialogWidgetClass, shell, av, ac);
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372
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373 bc = 0;
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374 button = 0;
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375 for (i = 0; i < left_buttons; i++)
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376 {
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377 ac = 0;
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80
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378 XtSetArg (av [ac], XtNfromHoriz, button); ac++;
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379 XtSetArg (av [ac], XtNleft, XtChainLeft); ac++;
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380 XtSetArg (av [ac], XtNright, XtChainLeft); ac++;
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381 XtSetArg (av [ac], XtNtop, XtChainBottom); ac++;
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0
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382 XtSetArg (av [ac], XtNbottom, XtChainBottom); ac++;
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|
80
|
383 XtSetArg (av [ac], XtNresizable, True); ac++;
|
|
0
|
384 sprintf (button_name, "button%d", ++bc);
|
|
|
385 button = XtCreateManagedWidget (button_name, commandWidgetClass,
|
|
|
386 dialog, av, ac);
|
|
|
387 }
|
|
|
388 if (right_buttons)
|
|
|
389 {
|
|
|
390 /* Create a separator
|
|
|
391
|
|
|
392 I want the separator to take up the slack between the buttons on
|
|
|
393 the right and the buttons on the left (that is I want the buttons
|
|
|
394 after the separator to be packed against the right edge of the
|
|
|
395 window) but I can't seem to make it do it.
|
|
|
396 */
|
|
|
397 ac = 0;
|
|
80
|
398 XtSetArg (av [ac], XtNfromHoriz, button); ac++;
|
|
0
|
399 /* XtSetArg (av [ac], XtNfromVert, XtNameToWidget (dialog, "label")); ac++; */
|
|
80
|
400 XtSetArg (av [ac], XtNleft, XtChainLeft); ac++;
|
|
|
401 XtSetArg (av [ac], XtNright, XtChainRight); ac++;
|
|
|
402 XtSetArg (av [ac], XtNtop, XtChainBottom); ac++;
|
|
0
|
403 XtSetArg (av [ac], XtNbottom, XtChainBottom); ac++;
|
|
|
404 XtSetArg (av [ac], XtNlabel, ""); ac++;
|
|
|
405 XtSetArg (av [ac], XtNwidth, 30); ac++; /* #### aaack!! */
|
|
|
406 XtSetArg (av [ac], XtNborderWidth, 0); ac++;
|
|
|
407 XtSetArg (av [ac], XtNshapeStyle, XmuShapeRectangle); ac++;
|
|
|
408 XtSetArg (av [ac], XtNresizable, False); ac++;
|
|
|
409 XtSetArg (av [ac], XtNsensitive, False); ac++;
|
|
|
410 button = XtCreateManagedWidget ("separator",
|
|
|
411 /* labelWidgetClass, */
|
|
|
412 /* This has to be Command to fake out
|
|
|
413 the Dialog widget... */
|
|
|
414 commandWidgetClass,
|
|
|
415 dialog, av, ac);
|
|
|
416 }
|
|
|
417 for (i = 0; i < right_buttons; i++)
|
|
|
418 {
|
|
|
419 ac = 0;
|
|
80
|
420 XtSetArg (av [ac], XtNfromHoriz, button); ac++;
|
|
|
421 XtSetArg (av [ac], XtNleft, XtChainRight); ac++;
|
|
|
422 XtSetArg (av [ac], XtNright, XtChainRight); ac++;
|
|
|
423 XtSetArg (av [ac], XtNtop, XtChainBottom); ac++;
|
|
0
|
424 XtSetArg (av [ac], XtNbottom, XtChainBottom); ac++;
|
|
80
|
425 XtSetArg (av [ac], XtNresizable, True); ac++;
|
|
0
|
426 sprintf (button_name, "button%d", ++bc);
|
|
|
427 button = XtCreateManagedWidget (button_name, commandWidgetClass,
|
|
|
428 dialog, av, ac);
|
|
|
429 }
|
|
|
430
|
|
|
431 return dialog;
|
|
|
432 }
|
|
|
433
|
|
|
434 Widget
|
|
|
435 xaw_create_dialog (widget_instance* instance)
|
|
|
436 {
|
|
|
437 char *name = instance->info->type;
|
|
|
438 Widget parent = instance->parent;
|
|
|
439 Widget widget;
|
|
|
440 Boolean pop_up_p = instance->pop_up_p;
|
|
398
|
441 const char *shell_name = 0;
|
|
|
442 const char *icon_name = 0;
|
|
0
|
443 Boolean text_input_slot = False;
|
|
|
444 Boolean radio_box = False;
|
|
|
445 Boolean list = False;
|
|
|
446 int total_buttons;
|
|
|
447 int left_buttons = 0;
|
|
|
448 int right_buttons = 1;
|
|
|
449
|
|
|
450 switch (name [0]) {
|
|
|
451 case 'E': case 'e':
|
|
|
452 icon_name = "dbox-error";
|
|
|
453 shell_name = "Error";
|
|
|
454 break;
|
|
|
455
|
|
|
456 case 'I': case 'i':
|
|
|
457 icon_name = "dbox-info";
|
|
|
458 shell_name = "Information";
|
|
|
459 break;
|
|
|
460
|
|
|
461 case 'L': case 'l':
|
|
|
462 list = True;
|
|
|
463 icon_name = "dbox-question";
|
|
|
464 shell_name = "Prompt";
|
|
|
465 break;
|
|
|
466
|
|
|
467 case 'P': case 'p':
|
|
|
468 text_input_slot = True;
|
|
|
469 icon_name = "dbox-question";
|
|
|
470 shell_name = "Prompt";
|
|
|
471 break;
|
|
|
472
|
|
|
473 case 'Q': case 'q':
|
|
|
474 icon_name = "dbox-question";
|
|
|
475 shell_name = "Question";
|
|
|
476 break;
|
|
|
477 }
|
|
|
478
|
|
|
479 total_buttons = name [1] - '0';
|
|
|
480
|
|
|
481 if (name [3] == 'T' || name [3] == 't')
|
|
|
482 {
|
|
|
483 text_input_slot = False;
|
|
|
484 radio_box = True;
|
|
|
485 }
|
|
|
486 else if (name [3])
|
|
|
487 right_buttons = name [4] - '0';
|
|
|
488
|
|
|
489 left_buttons = total_buttons - right_buttons;
|
|
|
490
|
|
|
491 widget = make_dialog (name, parent, pop_up_p,
|
|
|
492 shell_name, icon_name, text_input_slot, radio_box,
|
|
|
493 list, left_buttons, right_buttons);
|
|
|
494
|
|
|
495 return widget;
|
|
|
496 }
|
|
243
|
497 #endif /* LWLIB_DIALOGS_ATHENA */
|
|
0
|
498
|
|
|
499
|
|
|
500 static void
|
|
|
501 xaw_generic_callback (Widget widget, XtPointer closure, XtPointer call_data)
|
|
|
502 {
|
|
|
503 widget_instance *instance = (widget_instance *) closure;
|
|
|
504 Widget instance_widget;
|
|
|
505 LWLIB_ID id;
|
|
|
506 XtPointer user_data;
|
|
398
|
507 #ifdef LWLIB_WIDGETS_ATHENA
|
|
|
508 /* We want the selected status to change only when we decide it
|
|
|
509 should change. Yuck but correct. */
|
|
|
510 if (XtIsSubclass (widget, toggleWidgetClass))
|
|
|
511 {
|
|
|
512 Boolean check;
|
|
|
513 Arg al [1];
|
|
0
|
514
|
|
398
|
515 XtSetArg (al [0], XtNstate, &check);
|
|
|
516 XtGetValues (widget, al, 1);
|
|
|
517
|
|
|
518 XtSetArg (al [0], XtNstate, !check);
|
|
|
519 XtSetValues (widget, al, 1);
|
|
|
520 }
|
|
|
521 #endif /* LWLIB_WIDGETS_ATHENA */
|
|
0
|
522 lw_internal_update_other_instances (widget, closure, call_data);
|
|
|
523
|
|
|
524 if (! instance)
|
|
|
525 return;
|
|
|
526 if (widget->core.being_destroyed)
|
|
|
527 return;
|
|
|
528
|
|
|
529 instance_widget = instance->widget;
|
|
|
530 if (!instance_widget)
|
|
|
531 return;
|
|
|
532
|
|
|
533 id = instance->info->id;
|
|
|
534
|
|
|
535 #if 0
|
|
|
536 user_data = NULL;
|
|
165
|
537 {
|
|
|
538 Arg al [1];
|
|
|
539 XtSetArg (al [0], XtNuserData, &user_data);
|
|
|
540 XtGetValues (widget, al, 1);
|
|
|
541 }
|
|
0
|
542 #else
|
|
|
543 /* Damn! Athena doesn't give us a way to hang our own data on the
|
|
|
544 buttons, so we have to go find it... I guess this assumes that
|
|
398
|
545 all instances of a button have the same call data.
|
|
|
546
|
|
|
547 ... Which is a totally bogus assumption --andyp */
|
|
0
|
548 {
|
|
398
|
549 widget_value *val = instance->info->val;
|
|
|
550 /* If the widget is a buffer/gutter widget then we already have
|
|
|
551 the one we are looking for, so don't try and descend the widget
|
|
|
552 tree. */
|
|
|
553 if (val->contents)
|
|
0
|
554 {
|
|
398
|
555 char *name = XtName (widget);
|
|
|
556 val = val->contents;
|
|
|
557 while (val)
|
|
|
558 {
|
|
|
559 if (val->name && !strcmp (val->name, name))
|
|
|
560 break;
|
|
|
561 val = val->next;
|
|
|
562 }
|
|
|
563 if (! val) abort ();
|
|
0
|
564 }
|
|
|
565 user_data = val->call_data;
|
|
|
566 }
|
|
|
567 #endif
|
|
|
568
|
|
|
569 if (instance->info->selection_cb)
|
|
|
570 instance->info->selection_cb (widget, id, user_data);
|
|
|
571 }
|
|
|
572
|
|
243
|
573 #ifdef LWLIB_DIALOGS_ATHENA
|
|
0
|
574
|
|
|
575 static XtActionProc
|
|
|
576 wm_delete_window (Widget shell, XtPointer closure, XtPointer call_data)
|
|
|
577 {
|
|
|
578 LWLIB_ID id;
|
|
|
579 Widget *kids = 0;
|
|
|
580 Widget widget;
|
|
165
|
581 Arg al [1];
|
|
0
|
582 if (! XtIsSubclass (shell, shellWidgetClass))
|
|
|
583 abort ();
|
|
165
|
584 XtSetArg (al [0], XtNchildren, &kids);
|
|
|
585 XtGetValues (shell, al, 1);
|
|
0
|
586 if (!kids || !*kids)
|
|
|
587 abort ();
|
|
|
588 widget = kids [0];
|
|
|
589 if (! XtIsSubclass (widget, dialogWidgetClass))
|
|
|
590 abort ();
|
|
|
591 id = lw_get_widget_id (widget);
|
|
|
592 if (! id) abort ();
|
|
|
593
|
|
|
594 {
|
|
|
595 widget_info *info = lw_get_widget_info (id);
|
|
|
596 if (! info) abort ();
|
|
|
597 if (info->selection_cb)
|
|
|
598 info->selection_cb (widget, id, (XtPointer) -1);
|
|
|
599 }
|
|
|
600
|
|
|
601 lw_destroy_all_widgets (id);
|
|
|
602 return NULL;
|
|
|
603 }
|
|
|
604
|
|
243
|
605 #endif /* LWLIB_DIALOGS_ATHENA */
|
|
0
|
606
|
|
|
607
|
|
|
608 /* Scrollbars */
|
|
|
609
|
|
243
|
610 #ifdef LWLIB_SCROLLBARS_ATHENA
|
|
0
|
611 static void
|
|
|
612 xaw_scrollbar_scroll (Widget widget, XtPointer closure, XtPointer call_data)
|
|
|
613 {
|
|
|
614 widget_instance *instance = (widget_instance *) closure;
|
|
|
615 LWLIB_ID id;
|
|
|
616 scroll_event event_data;
|
|
|
617
|
|
|
618 if (!instance || widget->core.being_destroyed)
|
|
|
619 return;
|
|
|
620
|
|
|
621 id = instance->info->id;
|
|
|
622 event_data.slider_value = (int) call_data;
|
|
|
623 event_data.time = 0;
|
|
|
624
|
|
|
625 if ((int) call_data > 0)
|
|
82
|
626 /* event_data.action = SCROLLBAR_PAGE_DOWN;*/
|
|
|
627 event_data.action = SCROLLBAR_LINE_DOWN;
|
|
0
|
628 else
|
|
82
|
629 /* event_data.action = SCROLLBAR_PAGE_UP;*/
|
|
|
630 event_data.action = SCROLLBAR_LINE_UP;
|
|
0
|
631
|
|
|
632 if (instance->info->pre_activate_cb)
|
|
|
633 instance->info->pre_activate_cb (widget, id, (XtPointer) &event_data);
|
|
|
634 }
|
|
|
635
|
|
|
636 static void
|
|
|
637 xaw_scrollbar_jump (Widget widget, XtPointer closure, XtPointer call_data)
|
|
|
638 {
|
|
|
639 widget_instance *instance = (widget_instance *) closure;
|
|
|
640 LWLIB_ID id;
|
|
|
641 scroll_event event_data;
|
|
|
642 scrollbar_values *val =
|
|
|
643 (scrollbar_values *) instance->info->val->scrollbar_data;
|
|
|
644 float percent;
|
|
|
645
|
|
|
646 if (!instance || widget->core.being_destroyed)
|
|
|
647 return;
|
|
|
648
|
|
|
649 id = instance->info->id;
|
|
|
650
|
|
|
651 percent = * (float *) call_data;
|
|
|
652 event_data.slider_value =
|
|
|
653 (int) (percent * (float) (val->maximum - val->minimum)) + val->minimum;
|
|
|
654
|
|
|
655 event_data.time = 0;
|
|
|
656 event_data.action = SCROLLBAR_DRAG;
|
|
|
657
|
|
|
658 if (instance->info->pre_activate_cb)
|
|
|
659 instance->info->pre_activate_cb (widget, id, (XtPointer) &event_data);
|
|
|
660 }
|
|
|
661
|
|
|
662 static Widget
|
|
|
663 xaw_create_scrollbar (widget_instance *instance, int vertical)
|
|
|
664 {
|
|
78
|
665 Arg av[10];
|
|
0
|
666 int ac = 0;
|
|
80
|
667
|
|
78
|
668 static XtCallbackRec jumpCallbacks[2] =
|
|
|
669 { {xaw_scrollbar_jump, NULL}, {NULL, NULL} };
|
|
|
670
|
|
|
671 static XtCallbackRec scrollCallbacks[2] =
|
|
|
672 { {xaw_scrollbar_scroll, NULL}, {NULL, NULL} };
|
|
|
673
|
|
|
674 jumpCallbacks[0].closure = scrollCallbacks[0].closure = (XtPointer) instance;
|
|
0
|
675
|
|
|
676 /* #### This is tacked onto the with and height and completely
|
|
|
677 screws our geometry management. We should probably make the
|
|
|
678 top-level aware of this so that people could have a border but so
|
|
|
679 few people use the Athena scrollbar now that it really isn't
|
|
|
680 worth the effort, at least not at the moment. */
|
|
|
681 XtSetArg (av [ac], XtNborderWidth, 0); ac++;
|
|
80
|
682 XtSetArg (av [ac], XtNorientation,
|
|
|
683 vertical ? XtorientVertical : XtorientHorizontal); ac++;
|
|
|
684 XtSetArg (av [ac], "jumpProc", jumpCallbacks); ac++;
|
|
|
685 XtSetArg (av [ac], "scrollProc", scrollCallbacks); ac++;
|
|
0
|
686
|
|
80
|
687 return XtCreateWidget (instance->info->name, scrollbarWidgetClass,
|
|
|
688 instance->parent, av, ac);
|
|
0
|
689 }
|
|
|
690
|
|
|
691 static Widget
|
|
|
692 xaw_create_vertical_scrollbar (widget_instance *instance)
|
|
|
693 {
|
|
|
694 return xaw_create_scrollbar (instance, 1);
|
|
|
695 }
|
|
|
696
|
|
|
697 static Widget
|
|
|
698 xaw_create_horizontal_scrollbar (widget_instance *instance)
|
|
|
699 {
|
|
|
700 return xaw_create_scrollbar (instance, 0);
|
|
|
701 }
|
|
243
|
702 #endif /* LWLIB_SCROLLBARS_ATHENA */
|
|
0
|
703
|
|
398
|
704 #ifdef LWLIB_WIDGETS_ATHENA
|
|
|
705 /* glyph widgets */
|
|
|
706 static Widget
|
|
|
707 xaw_create_button (widget_instance *instance)
|
|
|
708 {
|
|
|
709 Arg al[20];
|
|
|
710 int ac = 0;
|
|
|
711 Widget button = 0;
|
|
|
712 widget_value* val = instance->info->val;
|
|
|
713
|
|
|
714 XtSetArg (al [ac], XtNsensitive, val->enabled); ac++;
|
|
|
715 XtSetArg (al [ac], XtNmappedWhenManaged, FALSE); ac++;
|
|
|
716 XtSetArg (al [ac], XtNjustify, XtJustifyCenter); ac++;
|
|
|
717 /* The highlight doesn't appear to be dynamically set which makes it
|
|
|
718 look ugly. I think this may be a LessTif bug but for now we just
|
|
|
719 get rid of it. */
|
|
|
720 XtSetArg (al [ac], XtNhighlightThickness, (Dimension)0);ac++;
|
|
|
721
|
|
|
722 /* add any args the user supplied for creation time */
|
|
|
723 lw_add_value_args_to_args (val, al, &ac);
|
|
|
724
|
|
|
725 if (!val->call_data)
|
|
|
726 button = XtCreateManagedWidget (val->name, labelWidgetClass,
|
|
|
727 instance->parent, al, ac);
|
|
|
728
|
|
|
729 else
|
|
|
730 {
|
|
|
731 if (val->type == TOGGLE_TYPE || val->type == RADIO_TYPE)
|
|
|
732 {
|
|
|
733 XtSetArg (al [ac], XtNstate, val->selected); ac++;
|
|
|
734 button = XtCreateManagedWidget
|
|
|
735 (val->name,
|
|
|
736 val->type == TOGGLE_TYPE ? checkboxWidgetClass : radioWidgetClass,
|
|
|
737 instance->parent, al, ac);
|
|
|
738 }
|
|
|
739 else
|
|
|
740 {
|
|
|
741 button = XtCreateManagedWidget (val->name, commandWidgetClass,
|
|
|
742 instance->parent, al, ac);
|
|
|
743 }
|
|
|
744 XtRemoveAllCallbacks (button, XtNcallback);
|
|
|
745 XtAddCallback (button, XtNcallback, xaw_generic_callback, (XtPointer)instance);
|
|
|
746 }
|
|
|
747
|
|
|
748 XtManageChild (button);
|
|
|
749
|
|
|
750 return button;
|
|
|
751 }
|
|
|
752
|
|
|
753 static Widget
|
|
|
754 xaw_create_label_field (widget_instance *instance)
|
|
|
755 {
|
|
|
756 return xaw_create_label (instance->parent, instance->info->val);
|
|
|
757 }
|
|
|
758
|
|
|
759 Widget
|
|
|
760 xaw_create_label (Widget parent, widget_value* val)
|
|
|
761 {
|
|
|
762 Arg al[20];
|
|
|
763 int ac = 0;
|
|
|
764 Widget label = 0;
|
|
|
765
|
|
|
766 XtSetArg (al [ac], XtNsensitive, val->enabled); ac++;
|
|
|
767 XtSetArg (al [ac], XtNmappedWhenManaged, FALSE); ac++;
|
|
|
768 XtSetArg (al [ac], XtNjustify, XtJustifyCenter); ac++;
|
|
|
769
|
|
|
770 /* add any args the user supplied for creation time */
|
|
|
771 lw_add_value_args_to_args (val, al, &ac);
|
|
|
772
|
|
|
773 label = XtCreateManagedWidget (val->name, labelWidgetClass,
|
|
|
774 parent, al, ac);
|
|
|
775
|
|
|
776 /* Do it again for arguments that have no effect until the widget is realized. */
|
|
|
777 ac = 0;
|
|
|
778 lw_add_value_args_to_args (val, al, &ac);
|
|
|
779 XtSetValues (label, al, ac);
|
|
|
780
|
|
|
781 return label;
|
|
|
782 }
|
|
|
783
|
|
|
784 static Widget
|
|
|
785 xaw_create_progress (widget_instance *instance)
|
|
|
786 {
|
|
|
787 Arg al[20];
|
|
|
788 int ac = 0;
|
|
|
789 Widget scale = 0;
|
|
|
790 widget_value* val = instance->info->val;
|
|
|
791
|
|
|
792 if (!val->call_data)
|
|
|
793 {
|
|
|
794 XtSetArg (al [ac], XtNsensitive, False); ac++;
|
|
|
795 }
|
|
|
796 else
|
|
|
797 {
|
|
|
798 XtSetArg (al [ac], XtNsensitive, val->enabled); ac++;
|
|
|
799 }
|
|
|
800 XtSetArg (al [ac], XtNmappedWhenManaged, FALSE); ac++;
|
|
|
801 XtSetArg (al [ac], XtNorientation, XtorientHorizontal); ac++;
|
|
|
802 XtSetArg (al [ac], XtNhighlightThickness, (Dimension)0);ac++;
|
|
|
803 XtSetArg (al [ac], XtNntics, (Cardinal)10);ac++;
|
|
|
804
|
|
|
805 /* add any args the user supplied for creation time */
|
|
|
806 lw_add_value_args_to_args (val, al, &ac);
|
|
|
807
|
|
|
808 scale = XtCreateManagedWidget (val->name, gaugeWidgetClass,
|
|
|
809 instance->parent, al, ac);
|
|
|
810 /* add the callback */
|
|
|
811 if (val->call_data)
|
|
|
812 XtAddCallback (scale, XtNgetValue, xaw_generic_callback, (XtPointer)instance);
|
|
|
813
|
|
|
814 XtManageChild (scale);
|
|
|
815
|
|
|
816 return scale;
|
|
|
817 }
|
|
|
818
|
|
|
819 #ifndef NEED_MOTIF
|
|
|
820 static Widget
|
|
|
821 xaw_create_text_field (widget_instance *instance)
|
|
|
822 {
|
|
|
823 Arg al[20];
|
|
|
824 int ac = 0;
|
|
|
825 Widget text = 0;
|
|
|
826 widget_value* val = instance->info->val;
|
|
|
827
|
|
|
828 XtSetArg (al [ac], XtNsensitive, val->enabled && val->call_data); ac++;
|
|
|
829 XtSetArg (al [ac], XtNmappedWhenManaged, FALSE); ac++;
|
|
|
830 XtSetArg (al [ac], XtNhighlightThickness, (Dimension)0); ac++;
|
|
|
831 XtSetArg (al [ac], XtNtype, XawAsciiString); ac++;
|
|
|
832 XtSetArg (al [ac], XtNeditType, XawtextEdit); ac++;
|
|
|
833
|
|
|
834 /* add any args the user supplied for creation time */
|
|
|
835 lw_add_value_args_to_args (val, al, &ac);
|
|
|
836
|
|
|
837 text = XtCreateManagedWidget (val->name, asciiTextWidgetClass,
|
|
|
838 instance->parent, al, ac);
|
|
|
839 XtManageChild (text);
|
|
|
840
|
|
|
841 return text;
|
|
|
842 }
|
|
|
843 #endif
|
|
|
844 #endif /* LWLIB_WIDGETS_ATHENA */
|
|
|
845
|
|
0
|
846 widget_creation_entry
|
|
|
847 xaw_creation_table [] =
|
|
|
848 {
|
|
243
|
849 #ifdef LWLIB_SCROLLBARS_ATHENA
|
|
398
|
850 {"vertical-scrollbar", xaw_create_vertical_scrollbar },
|
|
|
851 {"horizontal-scrollbar", xaw_create_horizontal_scrollbar },
|
|
|
852 #endif
|
|
|
853 #ifdef LWLIB_WIDGETS_ATHENA
|
|
|
854 {"button", xaw_create_button },
|
|
|
855 { "label", xaw_create_label_field },
|
|
|
856 #ifndef NEED_MOTIF
|
|
|
857 {"text-field", xaw_create_text_field },
|
|
|
858 #endif
|
|
|
859 {"progress", xaw_create_progress },
|
|
0
|
860 #endif
|
|
|
861 {NULL, NULL}
|
|
|
862 };
|
|
398
|
863
|
