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428
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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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17 along with XEmacs; see the file COPYING. If not, write to
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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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20
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21 #include <config.h>
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22 #include <stdio.h>
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23
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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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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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35 #ifdef LWLIB_SCROLLBARS_ATHENA
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442
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36 #include ATHENA_Scrollbar_h_
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428
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37 #endif
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38 #ifdef LWLIB_DIALOGS_ATHENA
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442
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39 #include ATHENA_Dialog_h_
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40 #include ATHENA_Form_h_
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41 #include ATHENA_Command_h_
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42 #include ATHENA_Label_h_
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428
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43 #endif
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44 #ifdef LWLIB_WIDGETS_ATHENA
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442
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45 #include ATHENA_Toggle_h_
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428
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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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442
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50 #include ATHENA_AsciiText_h_
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428
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51 #endif
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52 #endif
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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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62 #ifdef LWLIB_SCROLLBARS_ATHENA
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63 || XtIsSubclass (widget, scrollbarWidgetClass)
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64 #endif
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65 #ifdef LWLIB_DIALOGS_ATHENA
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66 || XtIsSubclass (widget, dialogWidgetClass)
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67 #endif
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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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442
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72 #ifndef NEED_MOTIF
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73 || XtIsSubclass (widget, asciiTextWidgetClass)
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428
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74 #endif
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75 #endif
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76 );
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77 }
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78
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79 #ifdef LWLIB_SCROLLBARS_ATHENA
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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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89 Arg al [10];
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90
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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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97
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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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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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111 else if (new_shown < 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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116 else if (new_topOfThumb < 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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123 #endif /* LWLIB_SCROLLBARS_ATHENA */
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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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129 if (0)
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130 ;
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131 #ifdef LWLIB_SCROLLBARS_ATHENA
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132 else if (XtIsSubclass (widget, scrollbarWidgetClass))
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133 {
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134 xaw_update_scrollbar (instance, widget, val);
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135 }
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136 #endif
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442
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137 #ifdef LWLIB_WIDGETS_ATHENA
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138 #ifndef NEED_MOTIF
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139 else if (XtIsSubclass (widget, asciiTextWidgetClass))
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140 {
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141 }
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142 #endif
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143 #endif
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428
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144 #ifdef LWLIB_DIALOGS_ATHENA
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145 else if (XtIsSubclass (widget, dialogWidgetClass))
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146 {
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147 Arg al [1];
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148 XtSetArg (al [0], XtNlabel, val->contents->value);
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149 XtSetValues (widget, al, 1);
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150 }
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151 #endif /* LWLIB_DIALOGS_ATHENA */
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152 #ifdef LWLIB_WIDGETS_ATHENA
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438
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153 else if (XtClass (widget) == labelWidgetClass)
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428
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154 {
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155 Arg al [1];
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156 XtSetArg (al [0], XtNlabel, val->value);
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157 XtSetValues (widget, al, 1);
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158 }
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159 #endif /* LWLIB_WIDGETS_ATHENA */
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160 #if defined (LWLIB_DIALOGS_ATHENA) || defined (LWLIB_WIDGETS_ATHENA)
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161 else if (XtIsSubclass (widget, commandWidgetClass))
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162 {
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163 Dimension bw = 0;
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164 Arg al [3];
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165 XtSetArg (al [0], XtNborderWidth, &bw);
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166 XtGetValues (widget, al, 1);
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167
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168 #ifndef LWLIB_DIALOGS_ATHENA3D
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169 if (bw == 0)
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170 /* Don't let buttons end up with 0 borderwidth, that's ugly...
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171 Yeah, all this should really be done through app-defaults files
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172 or fallback resources, but that's a whole different can of worms
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173 that I don't feel like opening right now. Making Athena widgets
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174 not look like shit is just entirely too much work.
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175 */
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176 {
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177 XtSetArg (al [0], XtNborderWidth, 1);
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178 XtSetValues (widget, al, 1);
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179 }
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180 #endif /* ! LWLIB_DIALOGS_ATHENA3D */
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181
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442
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182 lw_remove_accelerator_spec (val->value);
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428
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183 XtSetArg (al [0], XtNlabel, val->value);
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184 XtSetArg (al [1], XtNsensitive, val->enabled);
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185 /* Force centered button text. See above. */
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186 XtSetArg (al [2], XtNjustify, XtJustifyCenter);
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187 XtSetValues (widget, al, 3);
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188
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189 XtRemoveAllCallbacks (widget, XtNcallback);
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190 XtAddCallback (widget, XtNcallback, xaw_generic_callback, instance);
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191 #ifdef LWLIB_WIDGETS_ATHENA
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192 /* set the selected state */
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193 if (XtIsSubclass (widget, toggleWidgetClass))
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194 {
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195 XtSetArg (al [0], XtNstate, val->selected);
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196 XtSetValues (widget, al, 1);
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197 }
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198 #endif /* LWLIB_WIDGETS_ATHENA */
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199 }
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200 #endif /* LWLIB_DIALOGS_ATHENA */
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442
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201 /* Lastly update our global arg values. */
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202 if (val->args && val->args->nargs)
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203 XtSetValues (widget, val->args->args, val->args->nargs);
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428
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204 }
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205
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206 void
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207 xaw_update_one_value (widget_instance *instance, Widget widget,
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208 widget_value *val)
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209 {
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210 #ifdef LWLIB_WIDGETS_ATHENA
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211 widget_value *old_wv;
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212
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213 /* copy the call_data slot into the "return" widget_value */
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214 for (old_wv = instance->info->val->contents; old_wv; old_wv = old_wv->next)
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215 if (!strcmp (val->name, old_wv->name))
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216 {
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217 val->call_data = old_wv->call_data;
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218 break;
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219 }
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220
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221 if (XtIsSubclass (widget, toggleWidgetClass))
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222 {
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223 Arg al [1];
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224 XtSetArg (al [0], XtNstate, &val->selected);
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225 XtGetValues (widget, al, 1);
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226 val->edited = True;
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227 }
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228 #ifndef NEED_MOTIF
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229 else if (XtIsSubclass (widget, asciiTextWidgetClass))
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230 {
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442
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231 Arg al [2];
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232 String buf = 0;
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233 XtSetArg (al [0], XtNstring, &buf);
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234 XtGetValues (widget, al, 1);
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235
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428
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236 if (val->value)
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442
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237 {
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238 free (val->value);
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239 val->value = 0;
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240 }
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241 /* I don't think this causes a leak. */
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242 if (buf)
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243 val->value = strdup (buf);
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428
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244 val->edited = True;
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245 }
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246 #endif
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247 #endif /* LWLIB_WIDGETS_ATHENA */
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248 }
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249
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250 void
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251 xaw_destroy_instance (widget_instance *instance)
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252 {
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253 #ifdef LWLIB_DIALOGS_ATHENA
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254 if (XtIsSubclass (instance->widget, dialogWidgetClass))
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255 /* Need to destroy the Shell too. */
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256 XtDestroyWidget (XtParent (instance->widget));
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257 else
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258 #endif
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259 XtDestroyWidget (instance->widget);
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260 }
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261
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262 void
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263 xaw_popup_menu (Widget widget, XEvent *event)
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264 {
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265 /* An Athena menubar has not been implemented. */
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266 return;
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267 }
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268
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269 void
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270 xaw_pop_instance (widget_instance *instance, Boolean up)
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271 {
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272 Widget widget = instance->widget;
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273
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274 if (up)
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275 {
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276 #ifdef LWLIB_DIALOGS_ATHENA
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277 if (XtIsSubclass (widget, dialogWidgetClass))
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278 {
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279 /* For dialogs, we need to call XtPopup on the parent instead
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280 of calling XtManageChild on the widget.
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281 Also we need to hack the shell's WM_PROTOCOLS to get it to
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282 understand what the close box is supposed to do!!
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283 */
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284 Display *dpy = XtDisplay (widget);
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285 Widget shell = XtParent (widget);
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286 Atom props [2];
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287 int i = 0;
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288 props [i++] = XInternAtom (dpy, "WM_DELETE_WINDOW", False);
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289 XChangeProperty (dpy, XtWindow (shell),
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290 XInternAtom (dpy, "WM_PROTOCOLS", False),
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291 XA_ATOM, 32, PropModeAppend,
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292 (unsigned char *) props, i);
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293
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294 /* Center the widget in its parent. Why isn't this kind of crap
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295 done automatically? I thought toolkits were supposed to make
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296 life easier?
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297 */
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298 {
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299 unsigned int x, y, w, h;
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300 Widget topmost = instance->parent;
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301 w = shell->core.width;
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302 h = shell->core.height;
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303 while (topmost->core.parent &&
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304 XtIsRealized (topmost->core.parent) &&
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305 /* HAVE_SESSION adds an unmapped parent widget that
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306 we should ignore here. */
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307 topmost->core.parent->core.mapped_when_managed)
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308 topmost = topmost->core.parent;
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309 if (topmost->core.width < w) x = topmost->core.x;
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310 else x = topmost->core.x + ((topmost->core.width - w) / 2);
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311 if (topmost->core.height < h) y = topmost->core.y;
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312 else y = topmost->core.y + ((topmost->core.height - h) / 2);
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313 XtMoveWidget (shell, x, y);
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314 }
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315
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316 /* Finally, pop it up. */
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317 XtPopup (shell, XtGrabNonexclusive);
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318 }
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319 else
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320 #endif /* LWLIB_DIALOGS_ATHENA */
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321 XtManageChild (widget);
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322 }
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323 else
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324 {
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325 #ifdef LWLIB_DIALOGS_ATHENA
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326 if (XtIsSubclass (widget, dialogWidgetClass))
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327 XtUnmanageChild (XtParent (widget));
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328 else
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329 #endif
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330 XtUnmanageChild (widget);
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331 }
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332 }
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333
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334
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335 #ifdef LWLIB_DIALOGS_ATHENA
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336 /* Dialog boxes */
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337
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338 static char overrideTrans[] =
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339 "<Message>WM_PROTOCOLS: lwlib_delete_dialog()";
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340 static XtActionProc wm_delete_window (Widget shell, XtPointer closure,
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341 XtPointer call_data);
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342 static XtActionsRec xaw_actions [] = {
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343 {"lwlib_delete_dialog", (XtActionProc) wm_delete_window}
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344 };
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345 static Boolean actions_initted = False;
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346
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347 static Widget
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442
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348 make_dialog (const char* name, Widget parent, Boolean pop_up_p,
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349 const char* shell_title, const char* icon_name,
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428
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350 Boolean text_input_slot,
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351 Boolean radio_box, Boolean list,
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352 int left_buttons, int right_buttons)
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353 {
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354 Arg av [20];
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355 int ac = 0;
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356 int i, bc;
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357 char button_name [255];
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358 Widget shell;
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359 Widget dialog;
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360 Widget button;
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361 XtTranslations override;
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362
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363 if (! pop_up_p) abort (); /* not implemented */
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364 if (text_input_slot) abort (); /* not implemented */
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365 if (radio_box) abort (); /* not implemented */
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366 if (list) abort (); /* not implemented */
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367
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368 if (! actions_initted)
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369 {
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370 XtAppContext app = XtWidgetToApplicationContext (parent);
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371 XtAppAddActions (app, xaw_actions,
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372 sizeof (xaw_actions) / sizeof (xaw_actions[0]));
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373 actions_initted = True;
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374 }
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375
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376 override = XtParseTranslationTable (overrideTrans);
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377
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378 ac = 0;
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379 XtSetArg (av[ac], XtNtitle, shell_title); ac++;
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380 XtSetArg (av[ac], XtNallowShellResize, True); ac++;
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381 XtSetArg (av[ac], XtNtransientFor, parent); ac++;
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382 shell = XtCreatePopupShell ("dialog", transientShellWidgetClass,
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383 parent, av, ac);
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384 XtOverrideTranslations (shell, override);
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385
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386 ac = 0;
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387 dialog = XtCreateManagedWidget (name, dialogWidgetClass, shell, av, ac);
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388
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389 bc = 0;
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390 button = 0;
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391 for (i = 0; i < left_buttons; i++)
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392 {
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393 ac = 0;
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394 XtSetArg (av [ac], XtNfromHoriz, button); ac++;
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|
|
395 XtSetArg (av [ac], XtNleft, XtChainLeft); ac++;
|
|
|
396 XtSetArg (av [ac], XtNright, XtChainLeft); ac++;
|
|
|
397 XtSetArg (av [ac], XtNtop, XtChainBottom); ac++;
|
|
|
398 XtSetArg (av [ac], XtNbottom, XtChainBottom); ac++;
|
|
|
399 XtSetArg (av [ac], XtNresizable, True); ac++;
|
|
|
400 sprintf (button_name, "button%d", ++bc);
|
|
|
401 button = XtCreateManagedWidget (button_name, commandWidgetClass,
|
|
|
402 dialog, av, ac);
|
|
|
403 }
|
|
|
404 if (right_buttons)
|
|
|
405 {
|
|
|
406 /* Create a separator
|
|
|
407
|
|
|
408 I want the separator to take up the slack between the buttons on
|
|
|
409 the right and the buttons on the left (that is I want the buttons
|
|
|
410 after the separator to be packed against the right edge of the
|
|
|
411 window) but I can't seem to make it do it.
|
|
|
412 */
|
|
|
413 ac = 0;
|
|
|
414 XtSetArg (av [ac], XtNfromHoriz, button); ac++;
|
|
|
415 /* XtSetArg (av [ac], XtNfromVert, XtNameToWidget (dialog, "label")); ac++; */
|
|
|
416 XtSetArg (av [ac], XtNleft, XtChainLeft); ac++;
|
|
|
417 XtSetArg (av [ac], XtNright, XtChainRight); ac++;
|
|
|
418 XtSetArg (av [ac], XtNtop, XtChainBottom); ac++;
|
|
|
419 XtSetArg (av [ac], XtNbottom, XtChainBottom); ac++;
|
|
|
420 XtSetArg (av [ac], XtNlabel, ""); ac++;
|
|
|
421 XtSetArg (av [ac], XtNwidth, 30); ac++; /* #### aaack!! */
|
|
|
422 XtSetArg (av [ac], XtNborderWidth, 0); ac++;
|
|
|
423 XtSetArg (av [ac], XtNshapeStyle, XmuShapeRectangle); ac++;
|
|
|
424 XtSetArg (av [ac], XtNresizable, False); ac++;
|
|
|
425 XtSetArg (av [ac], XtNsensitive, False); ac++;
|
|
|
426 button = XtCreateManagedWidget ("separator",
|
|
|
427 /* labelWidgetClass, */
|
|
|
428 /* This has to be Command to fake out
|
|
|
429 the Dialog widget... */
|
|
|
430 commandWidgetClass,
|
|
|
431 dialog, av, ac);
|
|
|
432 }
|
|
|
433 for (i = 0; i < right_buttons; i++)
|
|
|
434 {
|
|
|
435 ac = 0;
|
|
|
436 XtSetArg (av [ac], XtNfromHoriz, button); ac++;
|
|
|
437 XtSetArg (av [ac], XtNleft, XtChainRight); ac++;
|
|
|
438 XtSetArg (av [ac], XtNright, XtChainRight); ac++;
|
|
|
439 XtSetArg (av [ac], XtNtop, XtChainBottom); ac++;
|
|
|
440 XtSetArg (av [ac], XtNbottom, XtChainBottom); ac++;
|
|
|
441 XtSetArg (av [ac], XtNresizable, True); ac++;
|
|
|
442 sprintf (button_name, "button%d", ++bc);
|
|
|
443 button = XtCreateManagedWidget (button_name, commandWidgetClass,
|
|
|
444 dialog, av, ac);
|
|
|
445 }
|
|
|
446
|
|
|
447 return dialog;
|
|
|
448 }
|
|
|
449
|
|
|
450 Widget
|
|
|
451 xaw_create_dialog (widget_instance* instance)
|
|
|
452 {
|
|
|
453 char *name = instance->info->type;
|
|
|
454 Widget parent = instance->parent;
|
|
|
455 Widget widget;
|
|
|
456 Boolean pop_up_p = instance->pop_up_p;
|
|
442
|
457 const char *shell_name = 0;
|
|
|
458 const char *icon_name = 0;
|
|
428
|
459 Boolean text_input_slot = False;
|
|
|
460 Boolean radio_box = False;
|
|
|
461 Boolean list = False;
|
|
|
462 int total_buttons;
|
|
|
463 int left_buttons = 0;
|
|
|
464 int right_buttons = 1;
|
|
|
465
|
|
|
466 switch (name [0]) {
|
|
|
467 case 'E': case 'e':
|
|
|
468 icon_name = "dbox-error";
|
|
|
469 shell_name = "Error";
|
|
|
470 break;
|
|
|
471
|
|
|
472 case 'I': case 'i':
|
|
|
473 icon_name = "dbox-info";
|
|
|
474 shell_name = "Information";
|
|
|
475 break;
|
|
|
476
|
|
|
477 case 'L': case 'l':
|
|
|
478 list = True;
|
|
|
479 icon_name = "dbox-question";
|
|
|
480 shell_name = "Prompt";
|
|
|
481 break;
|
|
|
482
|
|
|
483 case 'P': case 'p':
|
|
|
484 text_input_slot = True;
|
|
|
485 icon_name = "dbox-question";
|
|
|
486 shell_name = "Prompt";
|
|
|
487 break;
|
|
|
488
|
|
|
489 case 'Q': case 'q':
|
|
|
490 icon_name = "dbox-question";
|
|
|
491 shell_name = "Question";
|
|
|
492 break;
|
|
|
493 }
|
|
|
494
|
|
|
495 total_buttons = name [1] - '0';
|
|
|
496
|
|
|
497 if (name [3] == 'T' || name [3] == 't')
|
|
|
498 {
|
|
|
499 text_input_slot = False;
|
|
|
500 radio_box = True;
|
|
|
501 }
|
|
|
502 else if (name [3])
|
|
|
503 right_buttons = name [4] - '0';
|
|
|
504
|
|
|
505 left_buttons = total_buttons - right_buttons;
|
|
|
506
|
|
|
507 widget = make_dialog (name, parent, pop_up_p,
|
|
|
508 shell_name, icon_name, text_input_slot, radio_box,
|
|
|
509 list, left_buttons, right_buttons);
|
|
|
510
|
|
|
511 return widget;
|
|
|
512 }
|
|
|
513 #endif /* LWLIB_DIALOGS_ATHENA */
|
|
|
514
|
|
|
515
|
|
|
516 static void
|
|
|
517 xaw_generic_callback (Widget widget, XtPointer closure, XtPointer call_data)
|
|
|
518 {
|
|
|
519 widget_instance *instance = (widget_instance *) closure;
|
|
|
520 Widget instance_widget;
|
|
|
521 LWLIB_ID id;
|
|
|
522 XtPointer user_data;
|
|
|
523 #ifdef LWLIB_WIDGETS_ATHENA
|
|
|
524 /* We want the selected status to change only when we decide it
|
|
|
525 should change. Yuck but correct. */
|
|
|
526 if (XtIsSubclass (widget, toggleWidgetClass))
|
|
|
527 {
|
|
|
528 Boolean check;
|
|
|
529 Arg al [1];
|
|
|
530
|
|
|
531 XtSetArg (al [0], XtNstate, &check);
|
|
|
532 XtGetValues (widget, al, 1);
|
|
|
533
|
|
|
534 XtSetArg (al [0], XtNstate, !check);
|
|
|
535 XtSetValues (widget, al, 1);
|
|
|
536 }
|
|
|
537 #endif /* LWLIB_WIDGETS_ATHENA */
|
|
|
538 lw_internal_update_other_instances (widget, closure, call_data);
|
|
|
539
|
|
|
540 if (! instance)
|
|
|
541 return;
|
|
|
542 if (widget->core.being_destroyed)
|
|
|
543 return;
|
|
|
544
|
|
|
545 instance_widget = instance->widget;
|
|
|
546 if (!instance_widget)
|
|
|
547 return;
|
|
|
548
|
|
|
549 id = instance->info->id;
|
|
|
550
|
|
|
551 #if 0
|
|
|
552 user_data = NULL;
|
|
|
553 {
|
|
|
554 Arg al [1];
|
|
|
555 XtSetArg (al [0], XtNuserData, &user_data);
|
|
|
556 XtGetValues (widget, al, 1);
|
|
|
557 }
|
|
|
558 #else
|
|
|
559 /* Damn! Athena doesn't give us a way to hang our own data on the
|
|
|
560 buttons, so we have to go find it... I guess this assumes that
|
|
|
561 all instances of a button have the same call data.
|
|
|
562
|
|
|
563 ... Which is a totally bogus assumption --andyp */
|
|
|
564 {
|
|
|
565 widget_value *val = instance->info->val;
|
|
|
566 /* If the widget is a buffer/gutter widget then we already have
|
|
|
567 the one we are looking for, so don't try and descend the widget
|
|
|
568 tree. */
|
|
|
569 if (val->contents)
|
|
|
570 {
|
|
|
571 char *name = XtName (widget);
|
|
|
572 val = val->contents;
|
|
|
573 while (val)
|
|
|
574 {
|
|
|
575 if (val->name && !strcmp (val->name, name))
|
|
|
576 break;
|
|
|
577 val = val->next;
|
|
|
578 }
|
|
|
579 if (! val) abort ();
|
|
|
580 }
|
|
|
581 user_data = val->call_data;
|
|
|
582 }
|
|
|
583 #endif
|
|
|
584
|
|
|
585 if (instance->info->selection_cb)
|
|
|
586 instance->info->selection_cb (widget, id, user_data);
|
|
|
587 }
|
|
|
588
|
|
|
589 #ifdef LWLIB_DIALOGS_ATHENA
|
|
|
590
|
|
|
591 static XtActionProc
|
|
|
592 wm_delete_window (Widget shell, XtPointer closure, XtPointer call_data)
|
|
|
593 {
|
|
|
594 LWLIB_ID id;
|
|
|
595 Widget *kids = 0;
|
|
|
596 Widget widget;
|
|
|
597 Arg al [1];
|
|
|
598 if (! XtIsSubclass (shell, shellWidgetClass))
|
|
|
599 abort ();
|
|
|
600 XtSetArg (al [0], XtNchildren, &kids);
|
|
|
601 XtGetValues (shell, al, 1);
|
|
|
602 if (!kids || !*kids)
|
|
|
603 abort ();
|
|
|
604 widget = kids [0];
|
|
|
605 if (! XtIsSubclass (widget, dialogWidgetClass))
|
|
|
606 abort ();
|
|
|
607 id = lw_get_widget_id (widget);
|
|
|
608 if (! id) abort ();
|
|
|
609
|
|
|
610 {
|
|
|
611 widget_info *info = lw_get_widget_info (id);
|
|
|
612 if (! info) abort ();
|
|
|
613 if (info->selection_cb)
|
|
|
614 info->selection_cb (widget, id, (XtPointer) -1);
|
|
|
615 }
|
|
|
616
|
|
|
617 lw_destroy_all_widgets (id);
|
|
|
618 return NULL;
|
|
|
619 }
|
|
|
620
|
|
|
621 #endif /* LWLIB_DIALOGS_ATHENA */
|
|
|
622
|
|
|
623
|
|
|
624 /* Scrollbars */
|
|
|
625
|
|
|
626 #ifdef LWLIB_SCROLLBARS_ATHENA
|
|
|
627 static void
|
|
|
628 xaw_scrollbar_scroll (Widget widget, XtPointer closure, XtPointer call_data)
|
|
|
629 {
|
|
|
630 widget_instance *instance = (widget_instance *) closure;
|
|
|
631 LWLIB_ID id;
|
|
|
632 scroll_event event_data;
|
|
|
633
|
|
|
634 if (!instance || widget->core.being_destroyed)
|
|
|
635 return;
|
|
|
636
|
|
|
637 id = instance->info->id;
|
|
|
638 event_data.slider_value = (int) call_data;
|
|
|
639 event_data.time = 0;
|
|
|
640
|
|
|
641 if ((int) call_data > 0)
|
|
|
642 /* event_data.action = SCROLLBAR_PAGE_DOWN;*/
|
|
|
643 event_data.action = SCROLLBAR_LINE_DOWN;
|
|
|
644 else
|
|
|
645 /* event_data.action = SCROLLBAR_PAGE_UP;*/
|
|
|
646 event_data.action = SCROLLBAR_LINE_UP;
|
|
|
647
|
|
|
648 if (instance->info->pre_activate_cb)
|
|
|
649 instance->info->pre_activate_cb (widget, id, (XtPointer) &event_data);
|
|
|
650 }
|
|
|
651
|
|
|
652 static void
|
|
|
653 xaw_scrollbar_jump (Widget widget, XtPointer closure, XtPointer call_data)
|
|
|
654 {
|
|
|
655 widget_instance *instance = (widget_instance *) closure;
|
|
|
656 LWLIB_ID id;
|
|
|
657 scroll_event event_data;
|
|
|
658 scrollbar_values *val =
|
|
|
659 (scrollbar_values *) instance->info->val->scrollbar_data;
|
|
|
660 float percent;
|
|
|
661
|
|
|
662 if (!instance || widget->core.being_destroyed)
|
|
|
663 return;
|
|
|
664
|
|
|
665 id = instance->info->id;
|
|
|
666
|
|
|
667 percent = * (float *) call_data;
|
|
|
668 event_data.slider_value =
|
|
|
669 (int) (percent * (float) (val->maximum - val->minimum)) + val->minimum;
|
|
|
670
|
|
|
671 event_data.time = 0;
|
|
|
672 event_data.action = SCROLLBAR_DRAG;
|
|
|
673
|
|
|
674 if (instance->info->pre_activate_cb)
|
|
|
675 instance->info->pre_activate_cb (widget, id, (XtPointer) &event_data);
|
|
|
676 }
|
|
|
677
|
|
|
678 static Widget
|
|
|
679 xaw_create_scrollbar (widget_instance *instance, int vertical)
|
|
|
680 {
|
|
|
681 Arg av[10];
|
|
|
682 int ac = 0;
|
|
|
683
|
|
|
684 static XtCallbackRec jumpCallbacks[2] =
|
|
|
685 { {xaw_scrollbar_jump, NULL}, {NULL, NULL} };
|
|
|
686
|
|
|
687 static XtCallbackRec scrollCallbacks[2] =
|
|
|
688 { {xaw_scrollbar_scroll, NULL}, {NULL, NULL} };
|
|
|
689
|
|
|
690 jumpCallbacks[0].closure = scrollCallbacks[0].closure = (XtPointer) instance;
|
|
|
691
|
|
|
692 /* #### This is tacked onto the with and height and completely
|
|
|
693 screws our geometry management. We should probably make the
|
|
|
694 top-level aware of this so that people could have a border but so
|
|
|
695 few people use the Athena scrollbar now that it really isn't
|
|
|
696 worth the effort, at least not at the moment. */
|
|
|
697 XtSetArg (av [ac], XtNborderWidth, 0); ac++;
|
|
|
698 XtSetArg (av [ac], XtNorientation,
|
|
|
699 vertical ? XtorientVertical : XtorientHorizontal); ac++;
|
|
|
700 XtSetArg (av [ac], "jumpProc", jumpCallbacks); ac++;
|
|
|
701 XtSetArg (av [ac], "scrollProc", scrollCallbacks); ac++;
|
|
|
702
|
|
|
703 return XtCreateWidget (instance->info->name, scrollbarWidgetClass,
|
|
|
704 instance->parent, av, ac);
|
|
|
705 }
|
|
|
706
|
|
|
707 static Widget
|
|
|
708 xaw_create_vertical_scrollbar (widget_instance *instance)
|
|
|
709 {
|
|
|
710 return xaw_create_scrollbar (instance, 1);
|
|
|
711 }
|
|
|
712
|
|
|
713 static Widget
|
|
|
714 xaw_create_horizontal_scrollbar (widget_instance *instance)
|
|
|
715 {
|
|
|
716 return xaw_create_scrollbar (instance, 0);
|
|
|
717 }
|
|
|
718 #endif /* LWLIB_SCROLLBARS_ATHENA */
|
|
|
719
|
|
|
720 #ifdef LWLIB_WIDGETS_ATHENA
|
|
|
721 /* glyph widgets */
|
|
|
722 static Widget
|
|
|
723 xaw_create_button (widget_instance *instance)
|
|
|
724 {
|
|
|
725 Arg al[20];
|
|
|
726 int ac = 0;
|
|
|
727 Widget button = 0;
|
|
|
728 widget_value* val = instance->info->val;
|
|
|
729
|
|
|
730 XtSetArg (al [ac], XtNsensitive, val->enabled); ac++;
|
|
|
731 XtSetArg (al [ac], XtNmappedWhenManaged, FALSE); ac++;
|
|
|
732 XtSetArg (al [ac], XtNjustify, XtJustifyCenter); ac++;
|
|
|
733 /* The highlight doesn't appear to be dynamically set which makes it
|
|
|
734 look ugly. I think this may be a LessTif bug but for now we just
|
|
|
735 get rid of it. */
|
|
|
736 XtSetArg (al [ac], XtNhighlightThickness, (Dimension)0);ac++;
|
|
|
737
|
|
|
738 /* add any args the user supplied for creation time */
|
|
|
739 lw_add_value_args_to_args (val, al, &ac);
|
|
|
740
|
|
|
741 if (!val->call_data)
|
|
|
742 button = XtCreateManagedWidget (val->name, labelWidgetClass,
|
|
|
743 instance->parent, al, ac);
|
|
|
744
|
|
|
745 else
|
|
|
746 {
|
|
|
747 if (val->type == TOGGLE_TYPE || val->type == RADIO_TYPE)
|
|
|
748 {
|
|
|
749 XtSetArg (al [ac], XtNstate, val->selected); ac++;
|
|
|
750 button = XtCreateManagedWidget
|
|
|
751 (val->name,
|
|
|
752 val->type == TOGGLE_TYPE ? checkboxWidgetClass : radioWidgetClass,
|
|
|
753 instance->parent, al, ac);
|
|
|
754 }
|
|
|
755 else
|
|
|
756 {
|
|
|
757 button = XtCreateManagedWidget (val->name, commandWidgetClass,
|
|
|
758 instance->parent, al, ac);
|
|
|
759 }
|
|
|
760 XtRemoveAllCallbacks (button, XtNcallback);
|
|
|
761 XtAddCallback (button, XtNcallback, xaw_generic_callback, (XtPointer)instance);
|
|
|
762 }
|
|
|
763
|
|
|
764 XtManageChild (button);
|
|
|
765
|
|
|
766 return button;
|
|
|
767 }
|
|
|
768
|
|
|
769 static Widget
|
|
|
770 xaw_create_label_field (widget_instance *instance)
|
|
|
771 {
|
|
|
772 return xaw_create_label (instance->parent, instance->info->val);
|
|
|
773 }
|
|
|
774
|
|
|
775 Widget
|
|
|
776 xaw_create_label (Widget parent, widget_value* val)
|
|
|
777 {
|
|
|
778 Arg al[20];
|
|
|
779 int ac = 0;
|
|
|
780 Widget label = 0;
|
|
|
781
|
|
|
782 XtSetArg (al [ac], XtNsensitive, val->enabled); ac++;
|
|
|
783 XtSetArg (al [ac], XtNmappedWhenManaged, FALSE); ac++;
|
|
|
784 XtSetArg (al [ac], XtNjustify, XtJustifyCenter); ac++;
|
|
|
785
|
|
|
786 /* add any args the user supplied for creation time */
|
|
|
787 lw_add_value_args_to_args (val, al, &ac);
|
|
|
788
|
|
|
789 label = XtCreateManagedWidget (val->name, labelWidgetClass,
|
|
|
790 parent, al, ac);
|
|
|
791
|
|
|
792 /* Do it again for arguments that have no effect until the widget is realized. */
|
|
|
793 ac = 0;
|
|
|
794 lw_add_value_args_to_args (val, al, &ac);
|
|
442
|
795 if (ac > 20)
|
|
|
796 abort (); /* #### need assert macro in lwlib */
|
|
428
|
797 XtSetValues (label, al, ac);
|
|
|
798
|
|
|
799 return label;
|
|
|
800 }
|
|
|
801
|
|
|
802 static Widget
|
|
|
803 xaw_create_progress (widget_instance *instance)
|
|
|
804 {
|
|
|
805 Arg al[20];
|
|
|
806 int ac = 0;
|
|
|
807 Widget scale = 0;
|
|
|
808 widget_value* val = instance->info->val;
|
|
442
|
809 #if 0 /* This looks too awful, although more correct. */
|
|
428
|
810 if (!val->call_data)
|
|
|
811 {
|
|
|
812 XtSetArg (al [ac], XtNsensitive, False); ac++;
|
|
|
813 }
|
|
|
814 else
|
|
|
815 {
|
|
|
816 XtSetArg (al [ac], XtNsensitive, val->enabled); ac++;
|
|
|
817 }
|
|
442
|
818 #else
|
|
|
819 XtSetArg (al [ac], XtNsensitive, True); ac++;
|
|
|
820 #endif
|
|
|
821
|
|
428
|
822 XtSetArg (al [ac], XtNmappedWhenManaged, FALSE); ac++;
|
|
|
823 XtSetArg (al [ac], XtNorientation, XtorientHorizontal); ac++;
|
|
|
824 XtSetArg (al [ac], XtNhighlightThickness, (Dimension)0);ac++;
|
|
|
825 XtSetArg (al [ac], XtNntics, (Cardinal)10);ac++;
|
|
|
826
|
|
|
827 /* add any args the user supplied for creation time */
|
|
|
828 lw_add_value_args_to_args (val, al, &ac);
|
|
|
829
|
|
|
830 scale = XtCreateManagedWidget (val->name, gaugeWidgetClass,
|
|
|
831 instance->parent, al, ac);
|
|
|
832 /* add the callback */
|
|
|
833 if (val->call_data)
|
|
|
834 XtAddCallback (scale, XtNgetValue, xaw_generic_callback, (XtPointer)instance);
|
|
|
835
|
|
|
836 XtManageChild (scale);
|
|
|
837
|
|
|
838 return scale;
|
|
|
839 }
|
|
|
840
|
|
|
841 #ifndef NEED_MOTIF
|
|
442
|
842 #define TEXT_BUFFER_SIZE 128
|
|
428
|
843 static Widget
|
|
|
844 xaw_create_text_field (widget_instance *instance)
|
|
|
845 {
|
|
|
846 Arg al[20];
|
|
|
847 int ac = 0;
|
|
|
848 Widget text = 0;
|
|
|
849 widget_value* val = instance->info->val;
|
|
|
850
|
|
442
|
851 XtSetArg (al [ac], XtNsensitive, val->enabled); ac++;
|
|
428
|
852 XtSetArg (al [ac], XtNmappedWhenManaged, FALSE); ac++;
|
|
|
853 XtSetArg (al [ac], XtNhighlightThickness, (Dimension)0); ac++;
|
|
|
854 XtSetArg (al [ac], XtNtype, XawAsciiString); ac++;
|
|
|
855 XtSetArg (al [ac], XtNeditType, XawtextEdit); ac++;
|
|
442
|
856 XtSetArg (al [ac], XtNuseStringInPlace, False); ac++;
|
|
|
857 #if 0
|
|
|
858 XtSetArg (al [ac], XtNlength, TEXT_BUFFER_SIZE); ac++;
|
|
|
859 #endif
|
|
|
860 if (val->value)
|
|
|
861 {
|
|
|
862 XtSetArg (al [ac], XtNstring, val->value); ac++;
|
|
|
863 }
|
|
428
|
864
|
|
|
865 /* add any args the user supplied for creation time */
|
|
|
866 lw_add_value_args_to_args (val, al, &ac);
|
|
|
867
|
|
|
868 text = XtCreateManagedWidget (val->name, asciiTextWidgetClass,
|
|
|
869 instance->parent, al, ac);
|
|
442
|
870
|
|
|
871 /* add the callback */
|
|
|
872 if (val->call_data)
|
|
|
873 XtAddCallback (text, XtNgetValue, xaw_generic_callback, (XtPointer)instance);
|
|
|
874
|
|
428
|
875 XtManageChild (text);
|
|
|
876
|
|
|
877 return text;
|
|
|
878 }
|
|
|
879 #endif
|
|
442
|
880
|
|
428
|
881 #endif /* LWLIB_WIDGETS_ATHENA */
|
|
|
882
|
|
450
|
883 const widget_creation_entry
|
|
428
|
884 xaw_creation_table [] =
|
|
|
885 {
|
|
|
886 #ifdef LWLIB_SCROLLBARS_ATHENA
|
|
|
887 {"vertical-scrollbar", xaw_create_vertical_scrollbar },
|
|
|
888 {"horizontal-scrollbar", xaw_create_horizontal_scrollbar },
|
|
|
889 #endif
|
|
|
890 #ifdef LWLIB_WIDGETS_ATHENA
|
|
|
891 {"button", xaw_create_button },
|
|
|
892 { "label", xaw_create_label_field },
|
|
|
893 #ifndef NEED_MOTIF
|
|
|
894 {"text-field", xaw_create_text_field },
|
|
|
895 #endif
|
|
|
896 {"progress", xaw_create_progress },
|
|
|
897 #endif
|
|
|
898 {NULL, NULL}
|
|
|
899 };
|
|
|
900
|
