[gtk+] begin adding menu accelerators

[Ryan Lortie <ryanl src gnome org>]

commit 460ac291b23cd8df8edb1c38235ed5ba4dad19c9
Author: William Hua <william attente ca>
Date:   Sun Dec 11 17:39:30 2011 -0500

    begin adding menu accelerators
    
    Show accelerators in menus.

 gtk/gtkquartz-menu.c |  186 +++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 184 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkquartz-menu.c b/gtk/gtkquartz-menu.c
index 3a6e900..d5e3427 100644
--- a/gtk/gtkquartz-menu.c
+++ b/gtk/gtkquartz-menu.c
@@ -21,8 +21,160 @@
 
 #include "gtkquartz-menu.h"
 
+#include <gdk/gdkkeysyms.h>
+#include "gtkaccelmapprivate.h"
+
 #import <Cocoa/Cocoa.h>
 
+/*
+ * Code for key code conversion
+ *
+ * Copyright (C) 2009 Paul Davis
+ */
+static unichar
+gtk_quartz_menu_get_unichar (gint key)
+{
+  if (key >= GDK_KEY_A && key <= GDK_KEY_Z)
+    return key + (GDK_KEY_a - GDK_KEY_A);
+
+  if (key >= GDK_KEY_space && key <= GDK_KEY_asciitilde)
+    return key;
+
+  switch (key)
+    {
+      case GDK_KEY_BackSpace:
+        return NSBackspaceCharacter;
+      case GDK_KEY_Delete:
+        return NSDeleteFunctionKey;
+      case GDK_KEY_Pause:
+        return NSPauseFunctionKey;
+      case GDK_KEY_Scroll_Lock:
+        return NSScrollLockFunctionKey;
+      case GDK_KEY_Sys_Req:
+        return NSSysReqFunctionKey;
+      case GDK_KEY_Home:
+        return NSHomeFunctionKey;
+      case GDK_KEY_Left:
+      case GDK_KEY_leftarrow:
+        return NSLeftArrowFunctionKey;
+      case GDK_KEY_Up:
+      case GDK_KEY_uparrow:
+        return NSUpArrowFunctionKey;
+      case GDK_KEY_Right:
+      case GDK_KEY_rightarrow:
+        return NSRightArrowFunctionKey;
+      case GDK_KEY_Down:
+      case GDK_KEY_downarrow:
+        return NSDownArrowFunctionKey;
+      case GDK_KEY_Page_Up:
+        return NSPageUpFunctionKey;
+      case GDK_KEY_Page_Down:
+        return NSPageDownFunctionKey;
+      case GDK_KEY_End:
+        return NSEndFunctionKey;
+      case GDK_KEY_Begin:
+        return NSBeginFunctionKey;
+      case GDK_KEY_Select:
+        return NSSelectFunctionKey;
+      case GDK_KEY_Print:
+        return NSPrintFunctionKey;
+      case GDK_KEY_Execute:
+        return NSExecuteFunctionKey;
+      case GDK_KEY_Insert:
+        return NSInsertFunctionKey;
+      case GDK_KEY_Undo:
+        return NSUndoFunctionKey;
+      case GDK_KEY_Redo:
+        return NSRedoFunctionKey;
+      case GDK_KEY_Menu:
+        return NSMenuFunctionKey;
+      case GDK_KEY_Find:
+        return NSFindFunctionKey;
+      case GDK_KEY_Help:
+        return NSHelpFunctionKey;
+      case GDK_KEY_Break:
+        return NSBreakFunctionKey;
+      case GDK_KEY_Mode_switch:
+        return NSModeSwitchFunctionKey;
+      case GDK_KEY_F1:
+        return NSF1FunctionKey;
+      case GDK_KEY_F2:
+        return NSF2FunctionKey;
+      case GDK_KEY_F3:
+        return NSF3FunctionKey;
+      case GDK_KEY_F4:
+        return NSF4FunctionKey;
+      case GDK_KEY_F5:
+        return NSF5FunctionKey;
+      case GDK_KEY_F6:
+        return NSF6FunctionKey;
+      case GDK_KEY_F7:
+        return NSF7FunctionKey;
+      case GDK_KEY_F8:
+        return NSF8FunctionKey;
+      case GDK_KEY_F9:
+        return NSF9FunctionKey;
+      case GDK_KEY_F10:
+        return NSF10FunctionKey;
+      case GDK_KEY_F11:
+        return NSF11FunctionKey;
+      case GDK_KEY_F12:
+        return NSF12FunctionKey;
+      case GDK_KEY_F13:
+        return NSF13FunctionKey;
+      case GDK_KEY_F14:
+        return NSF14FunctionKey;
+      case GDK_KEY_F15:
+        return NSF15FunctionKey;
+      case GDK_KEY_F16:
+        return NSF16FunctionKey;
+      case GDK_KEY_F17:
+        return NSF17FunctionKey;
+      case GDK_KEY_F18:
+        return NSF18FunctionKey;
+      case GDK_KEY_F19:
+        return NSF19FunctionKey;
+      case GDK_KEY_F20:
+        return NSF20FunctionKey;
+      case GDK_KEY_F21:
+        return NSF21FunctionKey;
+      case GDK_KEY_F22:
+        return NSF22FunctionKey;
+      case GDK_KEY_F23:
+        return NSF23FunctionKey;
+      case GDK_KEY_F24:
+        return NSF24FunctionKey;
+      case GDK_KEY_F25:
+        return NSF25FunctionKey;
+      case GDK_KEY_F26:
+        return NSF26FunctionKey;
+      case GDK_KEY_F27:
+        return NSF27FunctionKey;
+      case GDK_KEY_F28:
+        return NSF28FunctionKey;
+      case GDK_KEY_F29:
+        return NSF29FunctionKey;
+      case GDK_KEY_F30:
+        return NSF30FunctionKey;
+      case GDK_KEY_F31:
+        return NSF31FunctionKey;
+      case GDK_KEY_F32:
+        return NSF32FunctionKey;
+      case GDK_KEY_F33:
+        return NSF33FunctionKey;
+      case GDK_KEY_F34:
+        return NSF34FunctionKey;
+      case GDK_KEY_F35:
+        return NSF35FunctionKey;
+      default:
+        break;
+    }
+
+  return '\0';
+}
+
+
+
 typedef struct _GtkQuartzActionObserver GtkQuartzActionObserver;
 
 @interface GNSMenuItem : NSMenuItem
@@ -36,8 +188,6 @@ typedef struct _GtkQuartzActionObserver GtkQuartzActionObserver;
 
 - (id)initWithModel:(GMenuModel *)model index:(NSInteger)index observable:(GActionObservable *)observable;
 
-
-
 - (void)observableActionAddedWithParameterType:(const GVariantType *)parameterType enabled:(BOOL)enabled state:(GVariant *)state;
 - (void)observableActionEnabledChangedTo:(BOOL)enabled;
 - (void)observableActionStateChangedTo:(GVariant *)state;
@@ -250,6 +400,7 @@ gtk_quartz_set_main_menu (GMenuModel        *model,
 
   if ((self = [super initWithTitle:[NSString stringWithUTF8String:title ? : ""] action:@selector(didSelectItem:) keyEquivalent:@""]) != nil)
     {
+
       g_menu_model_get_item_attribute (model, index, G_MENU_ATTRIBUTE_ACTION, "s", &action);
       target = g_menu_model_get_item_attribute_value (model, index, G_MENU_ATTRIBUTE_TARGET, NULL);
       actions = g_object_ref (observable);
@@ -257,8 +408,39 @@ gtk_quartz_set_main_menu (GMenuModel        *model,
 
       if (action != NULL)
         {
+          GtkAccelKey key;
+          gchar *path;
+
           g_action_observable_register_observer (observable, action, G_ACTION_OBSERVER (observer));
 
+          path = _gtk_accel_path_for_action (action, target);
+          if (gtk_accel_map_lookup_entry (path, &key))
+            {
+              unichar character = gtk_quartz_menu_get_unichar (key.accel_key);
+
+              if (character)
+                {
+                  NSUInteger modifiers = 0;
+
+                  if (key.accel_mods & GDK_SHIFT_MASK)
+                    modifiers |= NSShiftKeyMask;
+
+                  if (key.accel_mods & GDK_MOD1_MASK)
+                    modifiers |= NSAlternateKeyMask;
+
+                  if (key.accel_mods & GDK_CONTROL_MASK)
+                    modifiers |= NSControlKeyMask;
+
+                  if (key.accel_mods & GDK_META_MASK)
+                    modifiers |= NSCommandKeyMask;
+
+                  [self setKeyEquivalent:[NSString stringWithCharacters:&character length:1]];
+                  [self setKeyEquivalentModifierMask:modifiers];
+                }
+            }
+
+          g_free (path);
+
           [self setTarget:self];
 
           gboolean            enabled;