462
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1 /* Implements an elisp-programmable menubar -- X interface.
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2 Copyright (C) 1993, 1994 Free Software Foundation, Inc.
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3 Copyright (C) 1995 Tinker Systems and INS Engineering Corp.
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1346
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4 Copyright (C) 2002, 2003 Ben Wing.
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462
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5
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6 This file is part of XEmacs.
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7
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8 XEmacs is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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10 Free Software Foundation; either version 2, or (at your option) any
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11 later version.
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12
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13 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with XEmacs; see the file COPYING. If not, write to
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20 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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21 Boston, MA 02111-1307, USA. */
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22
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23 /* Synched up with: Not in FSF. */
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24
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25 /* created 16-dec-91 by jwz */
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26
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27 #include <config.h>
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28 #include "lisp.h"
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29
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30 #include "buffer.h"
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31 #include "commands.h" /* zmacs_regions */
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1346
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32 #include "device-impl.h"
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462
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33 #include "events.h"
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872
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34 #include "frame-impl.h"
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35 #include "gui.h"
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462
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36 #include "opaque.h"
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37 #include "window.h"
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876
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38 #include "window-impl.h"
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39
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872
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40 #include "console-gtk-impl.h"
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41 #include "ui-gtk.h"
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876
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42 #include "menubar.h"
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872
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43
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462
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44 #ifdef HAVE_GNOME
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45 #include <libgnomeui/libgnomeui.h>
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46 #endif
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47
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48 #define MENUBAR_TYPE 0
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49 #define SUBMENU_TYPE 1
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50 #define POPUP_TYPE 2
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51
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52 static GtkWidget *menu_descriptor_to_widget_1 (Lisp_Object descr);
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53
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54 #define FRAME_GTK_MENUBAR_DATA(f) (FRAME_GTK_DATA (f)->menubar_data)
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55 #define XFRAME_GTK_MENUBAR_DATA_LASTBUFF(f) XCAR (FRAME_GTK_MENUBAR_DATA (f))
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56 #define XFRAME_GTK_MENUBAR_DATA_UPTODATE(f) XCDR (FRAME_GTK_MENUBAR_DATA (f))
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462
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57
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58
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59 /* This is a bogus subclass of GtkMenuBar so that the menu never tries
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60 ** to be bigger than the text widget. This prevents weird resizing
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61 ** when jumping around between buffers with radically different menu
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62 ** sizes.
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63 */
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64
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65 #define GTK_XEMACS_MENUBAR(obj) GTK_CHECK_CAST (obj, gtk_xemacs_menubar_get_type (), GtkXEmacsMenubar)
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66 #define GTK_XEMACS_MENUBAR_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, gtk_xemacs_menubar_get_type (), GtkXEmacsMenubarClass)
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67 #define GTK_IS_XEMACS_MENUBAR(obj) GTK_CHECK_TYPE (obj, gtk_xemacs_menubar_get_type ())
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68 #define GTK_XEMACS_MENUBAR_FRAME(obj) GTK_XEMACS_MENUBAR (obj)->f
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69
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70 typedef struct _GtkXEmacsMenubar GtkXEmacsMenubar;
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71 typedef struct _GtkXEmacsMenubarClass GtkXEmacsMenubarClass;
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72
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73 struct _GtkXEmacsMenubar
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74 {
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75 GtkMenuBar menu;
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76 struct frame *frame;
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77 };
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78
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79 struct _GtkXEmacsMenubarClass
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80 {
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81 GtkMenuBarClass parent_class;
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82 };
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83
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84 guint gtk_xemacs_menubar_get_type (void);
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85 GtkWidget *gtk_xemacs_menubar_new (struct frame *f);
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86
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87 static void gtk_xemacs_menubar_class_init (GtkXEmacsMenubarClass *klass);
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88 static void gtk_xemacs_menubar_init (GtkXEmacsMenubar *xemacs);
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89 static void gtk_xemacs_menubar_size_request (GtkWidget *widget, GtkRequisition *requisition);
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90
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91 guint
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92 gtk_xemacs_menubar_get_type (void)
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93 {
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94 static guint xemacs_menubar_type;
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95
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96 if (!xemacs_menubar_type)
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97 {
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98 static const GtkTypeInfo xemacs_menubar_info =
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99 {
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100 "GtkXEmacsMenubar",
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101 sizeof (GtkXEmacsMenubar),
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102 sizeof (GtkXEmacsMenubarClass),
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103 (GtkClassInitFunc) gtk_xemacs_menubar_class_init,
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104 (GtkObjectInitFunc) gtk_xemacs_menubar_init,
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105 /* reserved_1 */ NULL,
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106 /* reserved_2 */ NULL,
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107 (GtkClassInitFunc) NULL,
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108 };
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109
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110 xemacs_menubar_type = gtk_type_unique (gtk_menu_bar_get_type (), &xemacs_menubar_info);
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111 }
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112
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113 return xemacs_menubar_type;
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114 }
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115
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116 static GtkWidgetClass *parent_class;
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117
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118 static void gtk_xemacs_menubar_class_init (GtkXEmacsMenubarClass *klass)
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119 {
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120 GtkWidgetClass *widget_class;
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121
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122 widget_class = (GtkWidgetClass*) klass;
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123 parent_class = (GtkWidgetClass *) gtk_type_class (gtk_menu_bar_get_type ());
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124
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125 widget_class->size_request = gtk_xemacs_menubar_size_request;
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126 }
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127
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128 static void gtk_xemacs_menubar_init (GtkXEmacsMenubar *xemacs)
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129 {
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130 }
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131
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132 static void gtk_xemacs_menubar_size_request (GtkWidget *widget, GtkRequisition *requisition)
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133 {
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134 GtkXEmacsMenubar *x = GTK_XEMACS_MENUBAR (widget);
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135 GtkRequisition frame_size;
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136
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137 parent_class->size_request (widget, requisition);
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138
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139 /* #### BILL!
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140 ** We should really only do this if the menu has not been detached!
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141 **
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142 ** WMP 9/9/2000
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143 */
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144
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145 gtk_widget_size_request (FRAME_GTK_TEXT_WIDGET (x->frame), &frame_size);
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146
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147 requisition->width = frame_size.width;
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148 }
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149
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150 GtkWidget *
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151 gtk_xemacs_menubar_new (struct frame *f)
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152 {
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153 GtkXEmacsMenubar *menubar = gtk_type_new (gtk_xemacs_menubar_get_type ());
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154
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155 menubar->frame = f;
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156
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157 return (GTK_WIDGET (menubar));
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158 }
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159
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160 /* We now return you to your regularly scheduled menus... */
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161
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162 int dockable_menubar;
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163
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164 /* #define TEAR_OFF_MENUS */
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165
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166 #ifdef TEAR_OFF_MENUS
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167 int tear_off_menus;
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168 #endif
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169
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170
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171 /* Converting from XEmacs to GTK representation */
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172 static Lisp_Object
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173 menu_name_to_accelerator (char *name)
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174 {
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175 while (*name) {
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176 if (*name=='%') {
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177 ++name;
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178 if (!(*name))
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179 return Qnil;
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180 if (*name=='_' && *(name+1))
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181 {
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182 int accelerator = (int) (unsigned char) (*(name+1));
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183 return make_char (tolower (accelerator));
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184 }
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185 }
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186 ++name;
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187 }
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188 return Qnil;
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189 }
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190
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191 #define XEMACS_MENU_DESCR_TAG "xemacs::menu::description"
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192 #define XEMACS_MENU_FILTER_TAG "xemacs::menu::filter"
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193 #define XEMACS_MENU_GUIID_TAG "xemacs::menu::gui_id"
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194 #define XEMACS_MENU_FIRSTTIME_TAG "xemacs::menu::first_time"
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195
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196 static void __activate_menu(GtkMenuItem *, gpointer);
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197
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198 #ifdef TEAR_OFF_MENUS
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199 static void
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200 __torn_off_sir(GtkMenuItem *item, gpointer user_data)
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201 {
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202 GtkWidget *menu_item = GTK_WIDGET (user_data);
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203
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204 if (GTK_TEAROFF_MENU_ITEM (item)->torn_off)
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205 {
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206 /* Menu was just torn off */
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207 GUI_ID id = new_gui_id ();
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208 Lisp_Object menu_desc = Qnil;
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209 GtkWidget *old_submenu = GTK_MENU_ITEM (menu_item)->submenu;
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210
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826
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211 menu_desc = VOID_TO_LISP (gtk_object_get_data (GTK_OBJECT (menu_item), XEMACS_MENU_DESCR_TAG));
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462
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212
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213 /* GCPRO all of our very own */
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214 gcpro_popup_callbacks (id, menu_desc);
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215
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216 /* Hide the now detached menu from the attentions of
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217 __activate_menu destroying the old submenu */
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218 #if 0
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219 gtk_widget_ref (old_submenu);
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220 gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), gtk_menu_new ());
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221 gtk_widget_show_all (old_submenu);
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222 #endif
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223 }
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224 }
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225 #endif
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226
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227 /* This is called when a menu is about to be shown... this is what
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228 does the delayed creation of the menu items. We populate the
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229 submenu and away we go. */
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230 static void
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231 __maybe_destroy (GtkWidget *child, GtkWidget *precious)
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232 {
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233 if (GTK_IS_MENU_ITEM (child) && !GTK_IS_TEAROFF_MENU_ITEM (child))
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234 {
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235 if (GTK_WIDGET_VISIBLE (child))
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236 {
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237 /* If we delete the menu item that was 'active' when the
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238 menu was cancelled, GTK gets upset because it tries to
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239 remove the focus rectangle from a (now) dead widget.
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240
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241 This widget will eventually get killed because it will
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242 not be visible the next time the window is shown.
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243 */
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244 gtk_widget_set_sensitive (child, FALSE);
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245 gtk_widget_hide_all (child);
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246 }
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247 else
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248 {
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249 gtk_widget_destroy (child);
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250 }
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251 }
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252 }
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253
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254 /* If user_data != 0x00 then we are using a hook to build the menu. */
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255 static void
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256 __activate_menu(GtkMenuItem *item, gpointer user_data)
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257 {
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258 Lisp_Object desc;
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259 gpointer force_clear = gtk_object_get_data (GTK_OBJECT (item), XEMACS_MENU_FIRSTTIME_TAG);
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260
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261 gtk_object_set_data (GTK_OBJECT (item), XEMACS_MENU_FIRSTTIME_TAG, 0x00);
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262
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263 /* Delete the old contents of the menu if we are the top level menubar */
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264 if (GTK_IS_MENU_BAR (GTK_WIDGET (item)->parent) || force_clear)
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265 {
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266 GtkWidget *selected = gtk_menu_get_active (GTK_MENU (item->submenu));
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267
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268 gtk_container_foreach (GTK_CONTAINER (item->submenu),(GtkCallback) __maybe_destroy,
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269 selected);
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270 }
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271 else if (gtk_container_children (GTK_CONTAINER (item->submenu)))
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272 {
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273 return;
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274 }
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275
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826
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276 desc = VOID_TO_LISP (gtk_object_get_data (GTK_OBJECT (item), XEMACS_MENU_DESCR_TAG));
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462
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277
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278 #ifdef TEAR_OFF_MENUS
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279 /* Lets stick in a detacher just for giggles */
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280 if (tear_off_menus && !gtk_container_children (GTK_CONTAINER (item->submenu)))
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281 {
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282 GtkWidget *w = gtk_tearoff_menu_item_new ();
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283 gtk_widget_show (w);
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284 gtk_menu_append (GTK_MENU (item->submenu), w);
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285 gtk_signal_connect (GTK_OBJECT (w), "activate", GTK_SIGNAL_FUNC (__torn_off_sir), item);
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286 }
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287 #endif
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288
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289 if (user_data)
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290 {
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291 GUI_ID id = (GUI_ID) gtk_object_get_data (GTK_OBJECT (item), XEMACS_MENU_GUIID_TAG);
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292 Lisp_Object hook_fn;
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293 struct gcpro gcpro1, gcpro2;
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294
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826
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295 hook_fn = VOID_TO_LISP (gtk_object_get_data (GTK_OBJECT (item), XEMACS_MENU_FILTER_TAG));
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462
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296
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297 GCPRO2 (desc, hook_fn);
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298
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299 desc = call1 (hook_fn, desc);
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300
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301 UNGCPRO;
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302
|
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303 ungcpro_popup_callbacks (id);
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304 gcpro_popup_callbacks (id, desc);
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305 }
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306
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307 /* Build the child widgets */
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308 for (; !NILP (desc); desc = Fcdr (desc))
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309 {
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310 GtkWidget *next = NULL;
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311 Lisp_Object child = Fcar (desc);
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312
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313 if (NILP (child)) /* the partition */
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314 {
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315 /* Signal an error here? The NILP handling is handled a
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316 layer higher where appropriate */
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317 }
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318 else
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319 {
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320 next = menu_descriptor_to_widget_1 (child);
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321 }
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322
|
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323 if (!next)
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324 {
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325 continue;
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326 }
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327
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328 gtk_widget_show_all (next);
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329 gtk_menu_append (GTK_MENU (item->submenu), next);
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330 }
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331 }
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332
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333 /* This is called whenever an item with a GUI_ID associated with it is
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334 destroyed. This allows us to remove the references in gui-gtk.c
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335 that made sure callbacks and such were GCPRO-ed
|
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336 */
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337 static void
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338 __remove_gcpro_by_id (gpointer user_data)
|
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339 {
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340 ungcpro_popup_callbacks ((GUI_ID) user_data);
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341 }
|
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342
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343 static void
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344 __kill_stupid_gtk_timer (GtkObject *obj, gpointer user_data)
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345 {
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346 GtkMenuItem *mi = GTK_MENU_ITEM (obj);
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347
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348 if (mi->timer)
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349 {
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350 gtk_timeout_remove (mi->timer);
|
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351 mi->timer = 0;
|
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352 }
|
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353 }
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354
|
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355 static char *
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356 remove_underscores(const char *name)
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|
357 {
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|
358 char *rval = xmalloc_and_zero (strlen(name) + 1);
|
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359 int i,j;
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360
|
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361 for (i = 0, j = 0; name[i]; i++)
|
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362 {
|
|
363 if (name[i]=='%') {
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364 i++;
|
|
365 if (!(name[i]))
|
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366 continue;
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|
367
|
|
368 if ((name[i] == '_'))
|
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369 continue;
|
|
370 }
|
|
371 rval[j++] = name[i];
|
|
372 }
|
|
373 return rval;
|
|
374 }
|
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375
|
|
376 /* This converts an entire menu into a GtkMenuItem (with an attached
|
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377 submenu). A menu is a list of (STRING [:keyword value]+ [DESCR]+)
|
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378 DESCR is either a list (meaning a submenu), a vector, or nil (if
|
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379 you include a :filter keyword) */
|
|
380 static GtkWidget *
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|
381 menu_convert (Lisp_Object desc, GtkWidget *reuse)
|
|
382 {
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|
383 GtkWidget *menu_item = NULL;
|
|
384 GtkWidget *submenu = NULL;
|
|
385 Lisp_Object key, val;
|
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386 Lisp_Object include_p = Qnil, hook_fn = Qnil, config_tag = Qnil;
|
|
387 Lisp_Object active_p = Qt;
|
|
388 Lisp_Object accel;
|
|
389 int included_spec = 0;
|
|
390 int active_spec = 0;
|
|
391
|
|
392 if (STRINGP (XCAR (desc)))
|
|
393 {
|
|
394 accel = menu_name_to_accelerator (XSTRING_DATA (XCAR (desc)));
|
|
395
|
|
396 if (!reuse)
|
|
397 {
|
|
398 char *temp_menu_name = remove_underscores (XSTRING_DATA (XCAR (desc)));
|
|
399 menu_item = gtk_menu_item_new_with_label (temp_menu_name);
|
|
400 free (temp_menu_name);
|
|
401 }
|
|
402 else
|
|
403 {
|
|
404 menu_item = reuse;
|
|
405 }
|
|
406
|
|
407 submenu = gtk_menu_new ();
|
|
408 gtk_widget_show (menu_item);
|
|
409 gtk_widget_show (submenu);
|
|
410
|
|
411 if (!reuse)
|
|
412 gtk_signal_connect (GTK_OBJECT (menu_item), "destroy",
|
|
413 GTK_SIGNAL_FUNC (__kill_stupid_gtk_timer), NULL);
|
|
414
|
|
415 /* Without this sometimes a submenu gets left on the screen -
|
|
416 ** urk
|
|
417 */
|
|
418 if (GTK_MENU_ITEM (menu_item)->submenu)
|
|
419 {
|
|
420 gtk_widget_destroy (GTK_MENU_ITEM (menu_item)->submenu);
|
|
421 }
|
|
422
|
|
423 gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), submenu);
|
|
424
|
|
425 /* We put this bogus menu item in so that GTK does the right
|
|
426 ** thing when the menu is near the screen border.
|
|
427 **
|
|
428 ** Aug 29, 2000
|
|
429 */
|
|
430 {
|
|
431 GtkWidget *bogus_item = gtk_menu_item_new_with_label ("A suitably long label here...");
|
|
432
|
|
433 gtk_object_set_data (GTK_OBJECT (menu_item), XEMACS_MENU_FIRSTTIME_TAG, (gpointer)0x01);
|
|
434 gtk_widget_show_all (bogus_item);
|
|
435 gtk_menu_append (GTK_MENU (submenu), bogus_item);
|
|
436 }
|
|
437
|
|
438 desc = Fcdr (desc);
|
|
439
|
|
440 while (key = Fcar (desc), KEYWORDP (key))
|
|
441 {
|
|
442 Lisp_Object cascade = desc;
|
|
443 desc = Fcdr (desc);
|
|
444 if (NILP (desc))
|
563
|
445 sferror ("keyword in menu lacks a value",
|
462
|
446 cascade);
|
|
447 val = Fcar (desc);
|
|
448 desc = Fcdr (desc);
|
|
449 if (EQ (key, Q_included))
|
|
450 include_p = val, included_spec = 1;
|
|
451 else if (EQ (key, Q_config))
|
|
452 config_tag = val;
|
|
453 else if (EQ (key, Q_filter))
|
|
454 hook_fn = val;
|
|
455 else if (EQ (key, Q_active))
|
|
456 active_p = val, active_spec = 1;
|
|
457 else if (EQ (key, Q_accelerator))
|
|
458 {
|
|
459 #if 0
|
|
460 if ( SYMBOLP (val)
|
|
461 || CHARP (val))
|
|
462 wv->accel = LISP_TO_VOID (val);
|
|
463 else
|
563
|
464 invalid_argument ("bad keyboard accelerator", val);
|
462
|
465 #endif
|
|
466 }
|
|
467 else if (EQ (key, Q_label))
|
|
468 {
|
|
469 /* implement in 21.2 */
|
|
470 }
|
|
471 else
|
563
|
472 invalid_argument ("unknown menu cascade keyword", cascade);
|
462
|
473 }
|
|
474
|
|
475 gtk_object_set_data (GTK_OBJECT (menu_item), XEMACS_MENU_DESCR_TAG, LISP_TO_VOID (desc));
|
|
476 gtk_object_set_data (GTK_OBJECT (menu_item), XEMACS_MENU_FILTER_TAG, LISP_TO_VOID (hook_fn));
|
|
477
|
|
478 if ((!NILP (config_tag)
|
|
479 && NILP (Fmemq (config_tag, Vmenubar_configuration)))
|
|
480 || (included_spec && NILP (Feval (include_p))))
|
|
481 {
|
|
482 return (NULL);
|
|
483 }
|
|
484
|
|
485 if (active_spec)
|
|
486 active_p = Feval (active_p);
|
|
487
|
|
488 gtk_widget_set_sensitive (GTK_WIDGET (menu_item), ! NILP (active_p));
|
|
489 }
|
|
490 else
|
|
491 {
|
563
|
492 invalid_argument ("menu name (first element) must be a string",
|
462
|
493 desc);
|
|
494 }
|
|
495
|
|
496 /* If we are reusing a widget, we need to make sure we clean
|
|
497 ** everything up.
|
|
498 */
|
|
499 if (reuse)
|
|
500 {
|
|
501 gpointer id = gtk_object_get_data (GTK_OBJECT (reuse), XEMACS_MENU_GUIID_TAG);
|
|
502
|
|
503 if (id)
|
|
504 {
|
|
505 /* If the menu item had a GUI_ID that means it was a filter menu */
|
|
506 __remove_gcpro_by_id (id);
|
|
507 gtk_signal_disconnect_by_func (GTK_OBJECT (reuse),
|
|
508 GTK_SIGNAL_FUNC (__activate_menu),
|
|
509 (gpointer) 0x01 );
|
|
510 }
|
|
511 else
|
|
512 {
|
|
513 gtk_signal_disconnect_by_func (GTK_OBJECT (reuse),
|
|
514 GTK_SIGNAL_FUNC (__activate_menu),
|
|
515 NULL);
|
|
516 }
|
|
517
|
|
518 GTK_MENU_ITEM (reuse)->right_justify = 0;
|
|
519 }
|
|
520
|
|
521 if (NILP (hook_fn))
|
|
522 {
|
|
523 /* Generic menu builder */
|
|
524 gtk_signal_connect (GTK_OBJECT (menu_item), "activate",
|
|
525 GTK_SIGNAL_FUNC (__activate_menu),
|
|
526 NULL);
|
|
527 }
|
|
528 else
|
|
529 {
|
|
530 GUI_ID id = new_gui_id ();
|
|
531
|
|
532 gtk_object_set_data (GTK_OBJECT (menu_item), XEMACS_MENU_GUIID_TAG,
|
|
533 (gpointer) id);
|
|
534
|
|
535 /* Make sure we gcpro the menu descriptions */
|
|
536 gcpro_popup_callbacks (id, desc);
|
|
537 gtk_object_weakref (GTK_OBJECT (menu_item), __remove_gcpro_by_id,
|
|
538 (gpointer) id);
|
|
539
|
|
540 gtk_signal_connect (GTK_OBJECT (menu_item), "activate",
|
|
541 GTK_SIGNAL_FUNC (__activate_menu),
|
|
542 (gpointer) 0x01);
|
|
543 }
|
|
544
|
|
545 return (menu_item);
|
|
546 }
|
|
547
|
|
548 static struct frame *
|
|
549 __get_channel (GtkWidget *w)
|
|
550 {
|
|
551 struct frame *f = NULL;
|
|
552
|
|
553 for (; w; w = w->parent)
|
|
554 {
|
|
555 if ((f = (struct frame *) gtk_object_get_data (GTK_OBJECT (w), "xemacs::frame")))
|
|
556 return (f);
|
|
557 }
|
|
558
|
|
559 return (selected_frame());
|
|
560 }
|
|
561
|
|
562
|
|
563 /* Called whenever a button, radio, or toggle is selected in the menu */
|
|
564 static void
|
|
565 __generic_button_callback (GtkMenuItem *item, gpointer user_data)
|
|
566 {
|
|
567 Lisp_Object callback, function, data, channel;
|
|
568
|
793
|
569 channel = wrap_frame (__get_channel (GTK_WIDGET (item)));
|
462
|
570
|
826
|
571 callback = VOID_TO_LISP (user_data);
|
462
|
572
|
|
573 get_gui_callback (callback, &function, &data);
|
|
574
|
|
575 signal_special_gtk_user_event (channel, function, data);
|
|
576 }
|
|
577
|
|
578 /* Convert a single menu item descriptor to a suitable GtkMenuItem */
|
|
579 /* This function cannot GC.
|
|
580 It is only called from menu_item_descriptor_to_widget_value, which
|
|
581 prohibits GC. */
|
|
582 static GtkWidget *menu_descriptor_to_widget_1 (Lisp_Object descr)
|
|
583 {
|
|
584 if (STRINGP (descr))
|
|
585 {
|
|
586 /* It is a separator. Unfortunately GTK does not allow us to
|
|
587 specify what our separators look like, so we can't do all the
|
|
588 fancy stuff that the X code does.
|
|
589 */
|
|
590 return (gtk_menu_item_new ());
|
|
591 }
|
|
592 else if (LISTP (descr))
|
|
593 {
|
|
594 /* It is a submenu */
|
|
595 return (menu_convert (descr, NULL));
|
|
596 }
|
|
597 else if (VECTORP (descr))
|
|
598 {
|
|
599 /* An actual menu item description! This gets yucky. */
|
|
600 Lisp_Object name = Qnil;
|
|
601 Lisp_Object callback = Qnil;
|
|
602 Lisp_Object suffix = Qnil;
|
|
603 Lisp_Object active_p = Qt;
|
|
604 Lisp_Object include_p = Qt;
|
|
605 Lisp_Object selected_p = Qnil;
|
|
606 Lisp_Object keys = Qnil;
|
|
607 Lisp_Object style = Qnil;
|
|
608 Lisp_Object config_tag = Qnil;
|
|
609 Lisp_Object accel = Qnil;
|
|
610 GtkWidget *main_label = NULL;
|
|
611 int length = XVECTOR_LENGTH (descr);
|
|
612 Lisp_Object *contents = XVECTOR_DATA (descr);
|
|
613 int plist_p;
|
|
614 int selected_spec = 0, included_spec = 0;
|
|
615 GtkWidget *widget = NULL;
|
|
616
|
|
617 if (length < 2)
|
563
|
618 sferror ("button descriptors must be at least 2 long", descr);
|
462
|
619
|
|
620 /* length 2: [ "name" callback ]
|
|
621 length 3: [ "name" callback active-p ]
|
|
622 length 4: [ "name" callback active-p suffix ]
|
|
623 or [ "name" callback keyword value ]
|
|
624 length 5+: [ "name" callback [ keyword value ]+ ]
|
|
625 */
|
|
626 plist_p = (length >= 5 || (length > 2 && KEYWORDP (contents [2])));
|
|
627
|
|
628 if (!plist_p && length > 2)
|
|
629 /* the old way */
|
|
630 {
|
|
631 name = contents [0];
|
|
632 callback = contents [1];
|
|
633 active_p = contents [2];
|
|
634 if (length == 4)
|
|
635 suffix = contents [3];
|
|
636 }
|
|
637 else
|
|
638 {
|
|
639 /* the new way */
|
|
640 int i;
|
|
641 if (length & 1)
|
563
|
642 sferror (
|
462
|
643 "button descriptor has an odd number of keywords and values",
|
|
644 descr);
|
|
645
|
|
646 name = contents [0];
|
|
647 callback = contents [1];
|
|
648 for (i = 2; i < length;)
|
|
649 {
|
|
650 Lisp_Object key = contents [i++];
|
|
651 Lisp_Object val = contents [i++];
|
|
652 if (!KEYWORDP (key))
|
563
|
653 invalid_argument_2 ("not a keyword", key, descr);
|
462
|
654
|
|
655 if (EQ (key, Q_active)) active_p = val;
|
|
656 else if (EQ (key, Q_suffix)) suffix = val;
|
|
657 else if (EQ (key, Q_keys)) keys = val;
|
|
658 else if (EQ (key, Q_key_sequence)) ; /* ignored for FSF compat */
|
|
659 else if (EQ (key, Q_label)) ; /* implement for 21.0 */
|
|
660 else if (EQ (key, Q_style)) style = val;
|
|
661 else if (EQ (key, Q_selected)) selected_p = val, selected_spec = 1;
|
|
662 else if (EQ (key, Q_included)) include_p = val, included_spec = 1;
|
|
663 else if (EQ (key, Q_config)) config_tag = val;
|
|
664 else if (EQ (key, Q_accelerator))
|
|
665 {
|
|
666 if ( SYMBOLP (val) || CHARP (val))
|
|
667 accel = val;
|
|
668 else
|
563
|
669 invalid_argument ("bad keyboard accelerator", val);
|
462
|
670 }
|
|
671 else if (EQ (key, Q_filter))
|
563
|
672 sferror(":filter keyword not permitted on leaf nodes", descr);
|
462
|
673 else
|
563
|
674 invalid_argument_2 ("unknown menu item keyword", key, descr);
|
462
|
675 }
|
|
676 }
|
|
677
|
|
678 #ifdef HAVE_MENUBARS
|
|
679 if ((!NILP (config_tag) && NILP (Fmemq (config_tag, Vmenubar_configuration)))
|
|
680 || (included_spec && NILP (Feval (include_p))))
|
|
681 {
|
|
682 /* the include specification says to ignore this item. */
|
|
683 return 0;
|
|
684 }
|
|
685 #endif /* HAVE_MENUBARS */
|
|
686
|
|
687 CHECK_STRING (name);
|
|
688
|
|
689 if (NILP (accel))
|
|
690 accel = menu_name_to_accelerator (XSTRING_DATA (name));
|
|
691
|
|
692 if (!NILP (suffix))
|
|
693 suffix = Feval (suffix);
|
|
694
|
|
695 if (!separator_string_p (XSTRING_DATA (name)))
|
|
696 {
|
|
697 char *label_buffer = NULL;
|
|
698 char *temp_label = NULL;
|
|
699
|
|
700 if (STRINGP (suffix) && XSTRING_LENGTH (suffix))
|
|
701 {
|
851
|
702 label_buffer = ALLOCA (XSTRING_LENGTH (name) + 15 + XSTRING_LENGTH (suffix));
|
462
|
703 sprintf (label_buffer, "%s %s ", XSTRING_DATA (name), XSTRING_DATA (suffix));
|
|
704 }
|
|
705 else
|
|
706 {
|
851
|
707 label_buffer = ALLOCA (XSTRING_LENGTH (name) + 15);
|
462
|
708 sprintf (label_buffer, "%s ", XSTRING_DATA (name));
|
|
709 }
|
|
710
|
|
711 temp_label = remove_underscores (label_buffer);
|
|
712 main_label = gtk_accel_label_new (temp_label);
|
|
713 free (temp_label);
|
|
714 }
|
|
715
|
|
716 /* Evaluate the selected and active items now */
|
|
717 if (selected_spec)
|
|
718 {
|
|
719 if (NILP (selected_p) || EQ (selected_p, Qt))
|
|
720 {
|
|
721 /* Do nothing */
|
|
722 }
|
|
723 else
|
|
724 {
|
|
725 selected_p = Feval (selected_p);
|
|
726 }
|
|
727 }
|
|
728
|
|
729 if (NILP (active_p) || EQ (active_p, Qt))
|
|
730 {
|
|
731 /* Do Nothing */
|
|
732 }
|
|
733 else
|
|
734 {
|
|
735 active_p = Feval (active_p);
|
|
736 }
|
|
737
|
|
738 if (0 ||
|
|
739 #ifdef HAVE_MENUBARS
|
|
740 menubar_show_keybindings
|
|
741 #endif
|
|
742 )
|
|
743 {
|
|
744 /* Need to get keybindings */
|
|
745 if (!NILP (keys))
|
|
746 {
|
|
747 /* User-specified string to generate key bindings with */
|
|
748 CHECK_STRING (keys);
|
|
749
|
|
750 keys = Fsubstitute_command_keys (keys);
|
|
751 }
|
|
752 else if (SYMBOLP (callback))
|
|
753 {
|
793
|
754 DECLARE_EISTRING_MALLOC (buf);
|
462
|
755
|
|
756 /* #### Warning, dependency here on current_buffer and point */
|
|
757 where_is_to_char (callback, buf);
|
|
758
|
833
|
759 if (eilen (buf) > 0)
|
|
760 keys = eimake_string (buf);
|
|
761 else
|
|
762 {
|
|
763
|
|
764 keys = Qnil;
|
|
765 }
|
|
766
|
793
|
767 eifree (buf);
|
462
|
768 }
|
|
769 }
|
|
770
|
|
771 /* Now we get down to the dirty business of creating the widgets */
|
|
772 if (NILP (style) || EQ (style, Qtext) || EQ (style, Qbutton))
|
|
773 {
|
|
774 /* A normal menu item */
|
|
775 widget = gtk_menu_item_new ();
|
|
776 }
|
|
777 else if (EQ (style, Qtoggle) || EQ (style, Qradio))
|
|
778 {
|
|
779 /* They are radio or toggle buttons.
|
|
780
|
|
781 XEmacs' menu descriptions are fairly lame in that they do
|
|
782 not have the idea of a 'group' of radio buttons. They
|
|
783 are exactly like toggle buttons except that they get
|
|
784 drawn differently.
|
|
785
|
|
786 GTK rips us a new one again. If you have a radio button
|
|
787 in a group by itself, it always draws it as highlighted.
|
|
788 So we dummy up and create a second radio button that does
|
|
789 not get added to the menu, but gets invisibly set/unset
|
|
790 when the other gets unset/set. *sigh*
|
|
791
|
|
792 */
|
|
793 if (EQ (style, Qradio))
|
|
794 {
|
|
795 GtkWidget *dummy_sibling = NULL;
|
|
796 GSList *group = NULL;
|
|
797
|
|
798 dummy_sibling = gtk_radio_menu_item_new (group);
|
|
799 group = gtk_radio_menu_item_group (GTK_RADIO_MENU_ITEM (dummy_sibling));
|
|
800 widget = gtk_radio_menu_item_new (group);
|
|
801
|
|
802 /* We need to notice when the 'real' one gets destroyed
|
|
803 so we can clean up the dummy as well. */
|
|
804 gtk_object_weakref (GTK_OBJECT (widget),
|
|
805 (GtkDestroyNotify) gtk_widget_destroy,
|
|
806 dummy_sibling);
|
|
807 }
|
|
808 else
|
|
809 {
|
|
810 widget = gtk_check_menu_item_new ();
|
|
811 }
|
|
812
|
|
813 /* What horrible defaults you have GTK dear! The default
|
|
814 for a toggle menu item is to not show the toggle unless it
|
|
815 is turned on or actively highlighted. How absolutely
|
|
816 hideous. */
|
|
817 gtk_check_menu_item_set_show_toggle (GTK_CHECK_MENU_ITEM (widget), TRUE);
|
|
818 gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (widget),
|
|
819 NILP (selected_p) ? FALSE : TRUE);
|
|
820 }
|
|
821 else
|
|
822 {
|
563
|
823 invalid_argument_2 ("unknown style", style, descr);
|
462
|
824 }
|
|
825
|
|
826 gtk_widget_set_sensitive (widget, ! NILP (active_p));
|
|
827
|
|
828 gtk_signal_connect (GTK_OBJECT (widget), "activate-item",
|
|
829 GTK_SIGNAL_FUNC (__generic_button_callback),
|
|
830 LISP_TO_VOID (callback));
|
|
831
|
|
832 gtk_signal_connect (GTK_OBJECT (widget), "activate",
|
|
833 GTK_SIGNAL_FUNC (__generic_button_callback),
|
|
834 LISP_TO_VOID (callback));
|
|
835
|
|
836 /* We cheat here... GtkAccelLabel usually builds its
|
|
837 `accel_string' from the widget it is attached to, but we do
|
|
838 not want to go thru the overhead of converting our nice
|
|
839 string back into the modifier + key format that requires,
|
|
840 just so that they can convert it back into a (possibly
|
|
841 different/wrong) string
|
|
842
|
|
843 We set the label string manually, and things should 'just
|
|
844 work'
|
|
845
|
|
846 In an ideal world we would just subclass GtkLabel ourselves,
|
|
847 but I have known for a very long time that this is not an
|
|
848 ideal world.
|
|
849
|
|
850 #### Should do menu shortcuts `correctly' one of these days.
|
|
851 */
|
|
852
|
|
853 if (main_label)
|
|
854 {
|
|
855 GtkAccelLabel *l = GTK_ACCEL_LABEL (main_label);
|
|
856
|
|
857 gtk_container_add (GTK_CONTAINER (widget), main_label);
|
|
858
|
|
859 gtk_accel_label_set_accel_widget (l, NULL);
|
|
860 gtk_misc_set_alignment (GTK_MISC (l), 0.0, 0.5);
|
|
861
|
|
862 if (STRINGP (keys) && XSTRING_LENGTH (keys))
|
|
863 {
|
833
|
864 C_STRING_TO_EXTERNAL_MALLOC (XSTRING_DATA (keys), l->accel_string,
|
|
865 Qctext);
|
|
866 stderr_out ("accel: %s\n", l->accel_string);
|
|
867 }
|
|
868 else
|
|
869 {
|
1242
|
870 /* l->accel_string = ""; */
|
462
|
871 }
|
|
872 }
|
|
873
|
|
874 return (widget);
|
|
875 }
|
|
876 else
|
|
877 {
|
|
878 return (NULL);
|
|
879 /* abort (); ???? */
|
|
880 }
|
|
881 }
|
|
882
|
|
883 static GtkWidget *menu_descriptor_to_widget (Lisp_Object descr)
|
|
884 {
|
|
885 GtkWidget *rval = NULL;
|
771
|
886 int count = begin_gc_forbidden ();
|
462
|
887
|
|
888 /* Cannot GC from here on out... */
|
|
889 rval = menu_descriptor_to_widget_1 (descr);
|
771
|
890 unbind_to (count);
|
462
|
891 return (rval);
|
|
892
|
|
893 }
|
|
894
|
|
895 static gboolean
|
|
896 menu_can_reuse_widget (GtkWidget *child, const char *label)
|
|
897 {
|
|
898 /* Everything up at the top level was done using
|
|
899 ** gtk_menu_item_new_with_label(), but we still double check to make
|
|
900 ** sure we don't seriously foobar ourselves.
|
|
901 */
|
|
902 char *temp_label = NULL;
|
|
903 gpointer possible_child = g_list_nth_data (gtk_container_children (GTK_CONTAINER (child)), 0);
|
|
904
|
|
905 if (possible_child && GTK_IS_LABEL (possible_child))
|
|
906 {
|
|
907 if (!temp_label) temp_label = remove_underscores (label);
|
|
908 if (!strcmp (GTK_LABEL (possible_child)->label, temp_label))
|
|
909 {
|
|
910 free (temp_label);
|
|
911 return (TRUE);
|
|
912 }
|
|
913 }
|
|
914 if (temp_label) free (temp_label);
|
|
915 return (FALSE);
|
|
916 }
|
|
917
|
|
918 /* Converts a menubar description into a GtkMenuBar... a menubar is a
|
|
919 list of menus or buttons
|
|
920 */
|
|
921 static void
|
|
922 menu_create_menubar (struct frame *f, Lisp_Object descr)
|
|
923 {
|
|
924 gboolean right_justify = FALSE;
|
|
925 Lisp_Object tail = Qnil;
|
|
926 Lisp_Object value = descr;
|
|
927 Lisp_Object item_descr = Qnil;
|
|
928 GtkWidget *menubar = FRAME_GTK_MENUBAR_WIDGET (f);
|
|
929 GUI_ID id = (GUI_ID) gtk_object_get_data (GTK_OBJECT (menubar), XEMACS_MENU_GUIID_TAG);
|
|
930 guint menu_position = 0;
|
|
931
|
|
932 /* Remove any existing protection for old menu items */
|
|
933 ungcpro_popup_callbacks (id);
|
|
934
|
|
935 /* GCPRO the whole damn thing */
|
|
936 gcpro_popup_callbacks (id, descr);
|
|
937
|
|
938 EXTERNAL_LIST_LOOP (tail, value)
|
|
939 {
|
|
940 gpointer current_child = g_list_nth_data (GTK_MENU_SHELL (menubar)->children, menu_position);
|
|
941
|
|
942 item_descr = XCAR (tail);
|
|
943
|
|
944 if (NILP (item_descr))
|
|
945 {
|
|
946 /* Need to start right-justifying menus */
|
|
947 right_justify = TRUE;
|
|
948 menu_position--;
|
|
949 }
|
|
950 else if (VECTORP (item_descr))
|
|
951 {
|
|
952 /* It is a button description */
|
|
953 GtkWidget *item;
|
|
954
|
|
955 item = menu_descriptor_to_widget (item_descr);
|
|
956 gtk_widget_set_name (item, "XEmacsMenuButton");
|
|
957
|
|
958 if (!item)
|
|
959 {
|
|
960 item = gtk_menu_item_new_with_label ("ITEM CREATION ERROR");
|
|
961 }
|
|
962
|
|
963 gtk_widget_show_all (item);
|
|
964 if (current_child) gtk_widget_destroy (GTK_WIDGET (current_child));
|
|
965 gtk_menu_bar_insert (GTK_MENU_BAR (menubar), item, menu_position);
|
|
966 }
|
|
967 else if (LISTP (item_descr))
|
|
968 {
|
|
969 /* Need to actually convert it into a menu and slap it in */
|
|
970 GtkWidget *widget;
|
|
971 gboolean reused_p = FALSE;
|
|
972
|
|
973 /* We may be able to reuse the widget, let's at least check. */
|
|
974 if (current_child && menu_can_reuse_widget (GTK_WIDGET (current_child),
|
|
975 XSTRING_DATA (XCAR (item_descr))))
|
|
976 {
|
|
977 widget = menu_convert (item_descr, GTK_WIDGET (current_child));
|
|
978 reused_p = TRUE;
|
|
979 }
|
|
980 else
|
|
981 {
|
|
982 widget = menu_convert (item_descr, NULL);
|
|
983 if (current_child) gtk_widget_destroy (GTK_WIDGET (current_child));
|
|
984 gtk_menu_bar_insert (GTK_MENU_BAR (menubar), widget, menu_position);
|
|
985 }
|
|
986
|
|
987 if (widget)
|
|
988 {
|
|
989 if (right_justify) gtk_menu_item_right_justify (GTK_MENU_ITEM (widget));
|
|
990 }
|
|
991 else
|
|
992 {
|
|
993 widget = gtk_menu_item_new_with_label ("ERROR");
|
|
994 /* abort() */
|
|
995 }
|
|
996 gtk_widget_show_all (widget);
|
|
997 }
|
|
998 else if (STRINGP (item_descr))
|
|
999 {
|
|
1000 /* Do I really want to be this careful? Anything else in a
|
|
1001 menubar description is illegal */
|
|
1002 }
|
|
1003 menu_position++;
|
|
1004 }
|
|
1005
|
|
1006 /* Need to delete any menu items that were past the bounds of the new one */
|
|
1007 {
|
|
1008 GList *l = NULL;
|
|
1009
|
|
1010 while ((l = g_list_nth (GTK_MENU_SHELL (menubar)->children, menu_position)))
|
|
1011 {
|
|
1012 gpointer data = l->data;
|
|
1013 g_list_remove_link (GTK_MENU_SHELL (menubar)->children, l);
|
|
1014
|
|
1015 if (data)
|
|
1016 {
|
|
1017 gtk_widget_destroy (GTK_WIDGET (data));
|
|
1018 }
|
|
1019 }
|
|
1020 }
|
|
1021 }
|
|
1022
|
|
1023
|
|
1024 /* Deal with getting/setting the menubar */
|
|
1025 #ifndef GNOME_IS_APP
|
|
1026 #define GNOME_IS_APP(x) 0
|
|
1027 #define gnome_app_set_menus(x,y)
|
|
1028 #endif
|
|
1029
|
|
1030 static gboolean
|
|
1031 run_menubar_hook (GtkWidget *widget, GdkEventButton *event, gpointer user_data)
|
|
1032 {
|
|
1033 if (!GTK_MENU_SHELL(widget)->active)
|
|
1034 {
|
|
1035 run_hook (Qactivate_menubar_hook);
|
|
1036 }
|
|
1037 return(FALSE);
|
|
1038 }
|
|
1039
|
|
1040 static void
|
|
1041 create_menubar_widget (struct frame *f)
|
|
1042 {
|
|
1043 GUI_ID id = new_gui_id ();
|
|
1044 GtkWidget *handlebox = NULL;
|
|
1045 GtkWidget *menubar = gtk_xemacs_menubar_new (f);
|
|
1046
|
|
1047 if (GNOME_IS_APP (FRAME_GTK_SHELL_WIDGET (f)))
|
|
1048 {
|
|
1049 gnome_app_set_menus (GNOME_APP (FRAME_GTK_SHELL_WIDGET (f)), GTK_MENU_BAR (menubar));
|
|
1050 }
|
|
1051 else if (dockable_menubar)
|
|
1052 {
|
|
1053 handlebox = gtk_handle_box_new ();
|
|
1054 gtk_handle_box_set_handle_position (GTK_HANDLE_BOX (handlebox), GTK_POS_LEFT);
|
|
1055 gtk_container_add (GTK_CONTAINER (handlebox), menubar);
|
|
1056 gtk_box_pack_start (GTK_BOX (FRAME_GTK_CONTAINER_WIDGET (f)), handlebox, FALSE, FALSE, 0);
|
|
1057 }
|
|
1058 else
|
|
1059 {
|
|
1060 gtk_box_pack_start (GTK_BOX (FRAME_GTK_CONTAINER_WIDGET (f)), menubar, FALSE, FALSE, 0);
|
|
1061 }
|
|
1062
|
|
1063 gtk_signal_connect (GTK_OBJECT (menubar), "button-press-event",
|
|
1064 GTK_SIGNAL_FUNC (run_menubar_hook), NULL);
|
|
1065
|
|
1066 FRAME_GTK_MENUBAR_WIDGET (f) = menubar;
|
|
1067 gtk_object_set_data (GTK_OBJECT (menubar), XEMACS_MENU_GUIID_TAG, (gpointer) id);
|
|
1068 gtk_object_weakref (GTK_OBJECT (menubar), __remove_gcpro_by_id, (gpointer) id);
|
|
1069 }
|
|
1070
|
|
1071 static int
|
|
1072 set_frame_menubar (struct frame *f, int first_time_p)
|
|
1073 {
|
|
1074 Lisp_Object menubar;
|
|
1075 int menubar_visible;
|
|
1076 /* As for the toolbar, the minibuffer does not have its own menubar. */
|
|
1077 struct window *w = XWINDOW (FRAME_LAST_NONMINIBUF_WINDOW (f));
|
|
1078
|
|
1079 if (! FRAME_GTK_P (f))
|
|
1080 return 0;
|
|
1081
|
|
1082 /***** first compute the contents of the menubar *****/
|
|
1083
|
|
1084 if (! first_time_p)
|
|
1085 {
|
|
1086 /* evaluate `current-menubar' in the buffer of the selected window
|
|
1087 of the frame in question. */
|
|
1088 menubar = symbol_value_in_buffer (Qcurrent_menubar, w->buffer);
|
|
1089 }
|
|
1090 else
|
|
1091 {
|
|
1092 /* That's a little tricky the first time since the frame isn't
|
|
1093 fully initialized yet. */
|
|
1094 menubar = Fsymbol_value (Qcurrent_menubar);
|
|
1095 }
|
|
1096
|
|
1097 if (NILP (menubar))
|
|
1098 {
|
|
1099 menubar = Vblank_menubar;
|
|
1100 menubar_visible = 0;
|
|
1101 }
|
|
1102 else
|
|
1103 {
|
|
1104 menubar_visible = !NILP (w->menubar_visible_p);
|
|
1105 }
|
|
1106
|
|
1107 if (!FRAME_GTK_MENUBAR_WIDGET (f))
|
|
1108 {
|
|
1109 create_menubar_widget (f);
|
|
1110 }
|
|
1111
|
|
1112 /* Populate the menubar, but nothing is shown yet */
|
|
1113 {
|
|
1114 Lisp_Object old_buffer;
|
|
1115 int count = specpdl_depth ();
|
|
1116
|
|
1117 old_buffer = Fcurrent_buffer ();
|
|
1118 record_unwind_protect (Fset_buffer, old_buffer);
|
|
1119 Fset_buffer (XWINDOW (FRAME_SELECTED_WINDOW (f))->buffer);
|
|
1120
|
|
1121 menu_create_menubar (f, menubar);
|
|
1122
|
|
1123 Fset_buffer (old_buffer);
|
771
|
1124 unbind_to (count);
|
462
|
1125 }
|
|
1126
|
1346
|
1127 FRAME_GTK_MENUBAR_DATA (f) = Fcons (XWINDOW (FRAME_LAST_NONMINIBUF_WINDOW (f))->buffer, Qt);
|
462
|
1128
|
|
1129 return (menubar_visible);
|
|
1130 }
|
|
1131
|
|
1132 /* Called from gtk_create_widgets() to create the inital menubar of a frame
|
|
1133 before it is mapped, so that the window is mapped with the menubar already
|
|
1134 there instead of us tacking it on later and thrashing the window after it
|
|
1135 is visible. */
|
|
1136 int
|
|
1137 gtk_initialize_frame_menubar (struct frame *f)
|
|
1138 {
|
|
1139 create_menubar_widget (f);
|
|
1140 return set_frame_menubar (f, 1);
|
|
1141 }
|
|
1142
|
|
1143
|
|
1144 static void
|
|
1145 gtk_update_frame_menubar_internal (struct frame *f)
|
|
1146 {
|
|
1147 /* We assume the menubar contents has changed if the global flag is set,
|
|
1148 or if the current buffer has changed, or if the menubar has never
|
|
1149 been updated before.
|
|
1150 */
|
|
1151 int menubar_contents_changed =
|
|
1152 (f->menubar_changed
|
1346
|
1153 || NILP (FRAME_GTK_MENUBAR_DATA (f))
|
|
1154 || (!EQ (XFRAME_GTK_MENUBAR_DATA_LASTBUFF (f),
|
462
|
1155 XWINDOW (FRAME_LAST_NONMINIBUF_WINDOW (f))->buffer)));
|
|
1156
|
|
1157 gboolean menubar_was_visible = GTK_WIDGET_VISIBLE (FRAME_GTK_MENUBAR_WIDGET (f));
|
|
1158 gboolean menubar_will_be_visible = menubar_was_visible;
|
|
1159 gboolean menubar_visibility_changed;
|
|
1160
|
|
1161 if (menubar_contents_changed)
|
|
1162 {
|
|
1163 menubar_will_be_visible = set_frame_menubar (f, 0);
|
|
1164 }
|
|
1165
|
|
1166 menubar_visibility_changed = menubar_was_visible != menubar_will_be_visible;
|
|
1167
|
|
1168 if (!menubar_visibility_changed)
|
|
1169 {
|
|
1170 return;
|
|
1171 }
|
|
1172
|
|
1173 /* We hide and show the menubar's parent (which is actually the
|
|
1174 GtkHandleBox)... this is to simplify the code that destroys old
|
|
1175 menu items, etc. There is no easy way to get the child out of a
|
|
1176 handle box, and I didn't want to add yet another stupid widget
|
|
1177 slot to struct gtk_frame. */
|
|
1178 if (menubar_will_be_visible)
|
|
1179 {
|
|
1180 gtk_widget_show_all (FRAME_GTK_MENUBAR_WIDGET (f)->parent);
|
|
1181 }
|
|
1182 else
|
|
1183 {
|
|
1184 gtk_widget_hide_all (FRAME_GTK_MENUBAR_WIDGET (f)->parent);
|
|
1185 }
|
|
1186
|
|
1187 MARK_FRAME_SIZE_SLIPPED (f);
|
|
1188 }
|
|
1189
|
|
1190 static void
|
|
1191 gtk_update_frame_menubars (struct frame *f)
|
|
1192 {
|
|
1193 GtkWidget *menubar = NULL;
|
|
1194
|
|
1195 assert (FRAME_GTK_P (f));
|
|
1196
|
|
1197 menubar = FRAME_GTK_MENUBAR_WIDGET (f);
|
|
1198
|
|
1199 if ((GTK_MENU_SHELL (menubar)->active) ||
|
|
1200 (GTK_MENU_SHELL (menubar)->have_grab) ||
|
|
1201 (GTK_MENU_SHELL (menubar)->have_xgrab))
|
|
1202 {
|
|
1203 return;
|
|
1204 }
|
|
1205
|
|
1206 gtk_update_frame_menubar_internal (f);
|
|
1207 }
|
|
1208
|
|
1209 static void
|
|
1210 gtk_free_frame_menubars (struct frame *f)
|
|
1211 {
|
|
1212 GtkWidget *menubar_widget;
|
|
1213
|
|
1214 assert (FRAME_GTK_P (f));
|
|
1215
|
|
1216 menubar_widget = FRAME_GTK_MENUBAR_WIDGET (f);
|
|
1217 if (menubar_widget)
|
|
1218 {
|
|
1219 gtk_widget_destroy (menubar_widget);
|
|
1220 }
|
|
1221 }
|
|
1222
|
|
1223 static void popdown_menu_cb (GtkMenuShell *menu, gpointer user_data)
|
|
1224 {
|
|
1225 popup_up_p--;
|
|
1226 }
|
|
1227
|
|
1228 static void
|
|
1229 gtk_popup_menu (Lisp_Object menu_desc, Lisp_Object event)
|
|
1230 {
|
|
1231 struct Lisp_Event *eev = NULL;
|
714
|
1232 GtkWidget *widget = NULL;
|
|
1233 GtkWidget *menu = NULL;
|
|
1234 gpointer id = NULL;
|
462
|
1235
|
714
|
1236 /* Do basic error checking first... */
|
|
1237 if (SYMBOLP (menu_desc))
|
|
1238 menu_desc = Fsymbol_value (menu_desc);
|
|
1239 CHECK_CONS (menu_desc);
|
|
1240 CHECK_STRING (XCAR (menu_desc));
|
|
1241
|
|
1242 /* Now lets get down to business... */
|
|
1243 widget = menu_descriptor_to_widget (menu_desc);
|
|
1244 menu = GTK_MENU_ITEM (widget)->submenu;
|
462
|
1245 gtk_widget_set_name (widget, "XEmacsPopupMenu");
|
714
|
1246 id = gtk_object_get_data (GTK_OBJECT (widget), XEMACS_MENU_GUIID_TAG);
|
462
|
1247
|
|
1248 __activate_menu (GTK_MENU_ITEM (widget), id);
|
|
1249
|
|
1250 if (!NILP (event))
|
|
1251 {
|
|
1252 CHECK_LIVE_EVENT (event);
|
|
1253 eev = XEVENT (event);
|
|
1254
|
|
1255 if ((eev->event_type != button_press_event) &&
|
|
1256 (eev->event_type != button_release_event))
|
|
1257 wrong_type_argument (Qmouse_event_p, event);
|
|
1258 }
|
|
1259 else if (!NILP (Vthis_command_keys))
|
|
1260 {
|
|
1261 /* If an event wasn't passed, use the last event of the event
|
|
1262 sequence currently being executed, if that event is a mouse
|
|
1263 event. */
|
|
1264 eev = XEVENT (Vthis_command_keys);
|
|
1265 if ((eev->event_type != button_press_event) &&
|
|
1266 (eev->event_type != button_release_event))
|
|
1267 eev = NULL;
|
|
1268 }
|
|
1269
|
|
1270 gtk_widget_show (menu);
|
|
1271
|
|
1272 popup_up_p++;
|
|
1273 gtk_signal_connect (GTK_OBJECT (menu), "deactivate",
|
|
1274 GTK_SIGNAL_FUNC (popdown_menu_cb), NULL);
|
|
1275
|
|
1276 gtk_menu_popup (GTK_MENU (menu), NULL, NULL, NULL, NULL,
|
1204
|
1277 eev ? EVENT_BUTTON_BUTTON (eev) : 0,
|
462
|
1278 eev ? eev->timestamp : GDK_CURRENT_TIME);
|
|
1279 }
|
|
1280
|
|
1281 DEFUN ("gtk-build-xemacs-menu", Fgtk_build_xemacs_menu, 1, 1, 0, /*
|
|
1282 Returns a GTK menu item from MENU, a standard XEmacs menu description.
|
|
1283 See the definition of `popup-menu' for more information on the format of MENU.
|
|
1284 */
|
|
1285 (menu))
|
|
1286 {
|
|
1287 GtkWidget *w = menu_descriptor_to_widget (menu);
|
|
1288
|
|
1289 return (w ? build_gtk_object (GTK_OBJECT (w)) : Qnil);
|
|
1290 }
|
|
1291
|
|
1292
|
|
1293 void
|
|
1294 syms_of_menubar_gtk (void)
|
|
1295 {
|
|
1296 DEFSUBR (Fgtk_build_xemacs_menu);
|
|
1297 }
|
|
1298
|
|
1299 void
|
|
1300 console_type_create_menubar_gtk (void)
|
|
1301 {
|
|
1302 CONSOLE_HAS_METHOD (gtk, update_frame_menubars);
|
|
1303 CONSOLE_HAS_METHOD (gtk, free_frame_menubars);
|
|
1304 CONSOLE_HAS_METHOD (gtk, popup_menu);
|
|
1305 }
|
|
1306
|
|
1307 void reinit_vars_of_menubar_gtk (void)
|
|
1308 {
|
|
1309 dockable_menubar = 1;
|
|
1310 #ifdef TEAR_OFF_MENUS
|
|
1311 tear_off_menus = 1;
|
|
1312 #endif
|
|
1313 }
|
|
1314
|
|
1315 void
|
|
1316 vars_of_menubar_gtk (void)
|
|
1317 {
|
|
1318 Fprovide (intern ("gtk-menubars"));
|
|
1319 DEFVAR_BOOL ("menubar-dockable-p", &dockable_menubar /*
|
|
1320 If non-nil, the frame menubar can be detached into its own top-level window.
|
|
1321 */ );
|
|
1322 #ifdef TEAR_OFF_MENUS
|
|
1323 DEFVAR_BOOL ("menubar-tearable-p", &tear_off_menus /*
|
|
1324 If non-nil, menus can be torn off into their own top-level windows.
|
|
1325 */ );
|
|
1326 #endif
|
|
1327 reinit_vars_of_menubar_gtk ();
|
|
1328 }
|