Handle the case of NSNotFound result properly.

[wxWidgets.git] / src / cocoa / NSMenu.mm

diff --git a/src/cocoa/NSMenu.mm b/src/cocoa/NSMenu.mm
index bbf68e96d58065f6832891e83ede6ea62fa495cd..c59ee77a0a815654aee2123e51bef768b807e5b9 100644 (file)
--- a/src/cocoa/NSMenu.mm
+++ b/src/cocoa/NSMenu.mm
@@ -6,7 +6,7 @@
 // Created:     2002/12/09
 // RCS-ID:      $Id$
 // Copyright:   (c) 2002 David Elliott
-// Licence:     wxWindows licence
+// Licence:     wxWidgets licence
 /////////////////////////////////////////////////////////////////////////////
 
 #include "wx/wxprec.h"
@@ -15,23 +15,123 @@
     #include "wx/log.h"
 #endif // WX_PRECOMP
 
+#include "wx/cocoa/ObjcRef.h"
 #include "wx/cocoa/NSMenu.h"
-//#include "wx/cocoa/ObjcPose.h"
 
-#if 0 // There is no reason to pose for NSMenu at this time.
+#import <Foundation/NSNotification.h>
+#include "wx/cocoa/objc/NSMenu.h"
+
+// ============================================================================
+// @class WXNSMenu
+// ============================================================================
+
+@implementation WXNSMenu : NSMenu
+
+- (void)dealloc
+{
+    wxCocoaNSMenu *menu = wxCocoaNSMenu::GetFromCocoa(self);
+    if(menu)
+        menu->Cocoa_dealloc();
+    [super dealloc];
+}
+
+@end // WXNSMenu
+WX_IMPLEMENT_GET_OBJC_CLASS(WXNSMenu,NSMenu)
+
 // ============================================================================
-// @class wxPoserNSMenu
+// @class wxNSMenuNotificationObserver
 // ============================================================================
-@interface wxPoserNSMenu : NSMenu
+@interface wxNSMenuNotificationObserver : NSObject
+{
+}
+
+- (void)menuDidAddItem: (NSNotification *)notification;
+- (void)menuDidChangeItem: (NSNotification *)notification;
+- (void)menuDidRemoveItem: (NSNotification *)notification;
+- (void)menuDidSendAction: (NSNotification *)notification;
+- (void)menuWillSendAction: (NSNotification *)notification;
+@end // interface wxNSMenuNotificationObserver
+WX_DECLARE_GET_OBJC_CLASS(wxNSMenuNotificationObserver,NSObject)
+
+@implementation wxNSMenuNotificationObserver : NSObject
+
+- (void)menuDidAddItem: (NSNotification *)notification
+{
+    wxCocoaNSMenu *menu = wxCocoaNSMenu::GetFromCocoa([notification object]);
+    wxCHECK_RET(menu,wxT("menuDidAddItem received but no wxMenu exists"));
+    menu->CocoaNotification_menuDidAddItem(notification);
+}
+
+- (void)menuDidChangeItem: (NSNotification *)notification
+{
+    wxCocoaNSMenu *menu = wxCocoaNSMenu::GetFromCocoa([notification object]);
+    wxCHECK_RET(menu,wxT("menuDidChangeItem received but no wxMenu exists"));
+    menu->CocoaNotification_menuDidChangeItem(notification);
+}
+
+- (void)menuDidRemoveItem: (NSNotification *)notification
+{
+    wxCocoaNSMenu *menu = wxCocoaNSMenu::GetFromCocoa([notification object]);
+    wxCHECK_RET(menu,wxT("menuDidRemoveItem received but no wxMenu exists"));
+    menu->CocoaNotification_menuDidRemoveItem(notification);
+}
+
+- (void)menuDidSendAction: (NSNotification *)notification
+{
+    wxCocoaNSMenu *menu = wxCocoaNSMenu::GetFromCocoa([notification object]);
+    wxCHECK_RET(menu,wxT("menuDidSendAction received but no wxMenu exists"));
+    menu->CocoaNotification_menuDidSendAction(notification);
+}
+
+- (void)menuWillSendAction: (NSNotification *)notification
 {
+    wxCocoaNSMenu *menu = wxCocoaNSMenu::GetFromCocoa([notification object]);
+    wxCHECK_RET(menu,wxT("menuWillSendAction received but no wxMenu exists"));
+    menu->CocoaNotification_menuWillSendAction(notification);
 }
 
-@end // wxPoserNSMenu
+@end // implementation wxNSMenuNotificationObserver
+WX_IMPLEMENT_GET_OBJC_CLASS(wxNSMenuNotificationObserver,NSObject)
+
+// ========================================================================
+// wxCocoaNSMenu
+// ========================================================================
+WX_IMPLEMENT_OBJC_INTERFACE_HASHMAP(NSMenu)
+
+// New CF-retained observer (this should have been using wxObjcAutoRefFromAlloc to begin with)
+static wxObjcAutoRefFromAlloc<wxNSMenuNotificationObserver*> s_cocoaNSMenuObserver([[WX_GET_OBJC_CLASS(wxNSMenuNotificationObserver) alloc] init]);
+// For compatibility with old code
+struct objc_object *wxCocoaNSMenu::sm_cocoaObserver = s_cocoaNSMenuObserver;
 
-WX_IMPLEMENT_POSER(wxPoserNSMenu);
-@implementation wxPoserNSMenu : NSMenu
+void wxCocoaNSMenu::AssociateNSMenu(WX_NSMenu cocoaNSMenu, unsigned int flags)
+{
+    if(cocoaNSMenu)
+    {
+        sm_cocoaHash.insert(wxCocoaNSMenuHash::value_type(cocoaNSMenu,this));
+        if(flags&OBSERVE_DidAddItem)
+            [[NSNotificationCenter defaultCenter] addObserver:(id)sm_cocoaObserver selector:@selector(menuDidAddItem:) name:NSMenuDidAddItemNotification object:cocoaNSMenu];
+        if(flags&OBSERVE_DidChangeItem)
+            [[NSNotificationCenter defaultCenter] addObserver:(id)sm_cocoaObserver selector:@selector(menuDidChangeItem:) name:NSMenuDidChangeItemNotification object:cocoaNSMenu];
+        if(flags&OBSERVE_DidRemoveItem)
+            [[NSNotificationCenter defaultCenter] addObserver:(id)sm_cocoaObserver selector:@selector(menuDidRemoveItem:) name:NSMenuDidRemoveItemNotification object:cocoaNSMenu];
+        if(flags&OBSERVE_DidSendAction)
+            [[NSNotificationCenter defaultCenter] addObserver:(id)sm_cocoaObserver selector:@selector(menuDidSendAction:) name:NSMenuDidSendActionNotification object:cocoaNSMenu];
+        if(flags&OBSERVE_WillSendAction)
+            [[NSNotificationCenter defaultCenter] addObserver:(id)sm_cocoaObserver selector:@selector(menuWillSendAction:) name:NSMenuWillSendActionNotification object:cocoaNSMenu];
+    }
+}
 
-@end // wxPoserNSMenu
-#endif // 0
+void wxCocoaNSMenu::DisassociateNSMenu(WX_NSMenu cocoaNSMenu)
+{
+    if(cocoaNSMenu)
+    {
+        sm_cocoaHash.erase(cocoaNSMenu);
+        [[NSNotificationCenter defaultCenter] removeObserver:(id)sm_cocoaObserver name:NSMenuDidAddItemNotification object:cocoaNSMenu];
+        [[NSNotificationCenter defaultCenter] removeObserver:(id)sm_cocoaObserver name:NSMenuDidChangeItemNotification object:cocoaNSMenu];
+        [[NSNotificationCenter defaultCenter] removeObserver:(id)sm_cocoaObserver name:NSMenuDidRemoveItemNotification object:cocoaNSMenu];
+        [[NSNotificationCenter defaultCenter] removeObserver:(id)sm_cocoaObserver name:NSMenuDidSendActionNotification object:cocoaNSMenu];
+        [[NSNotificationCenter defaultCenter] removeObserver:(id)sm_cocoaObserver name:NSMenuWillSendActionNotification object:cocoaNSMenu];
+    }
+}
 
 #endif // wxUSE_MENUS