merge

code/nel/src/3d/driver/opengl/driver_opengl.cpp

@@ -185,7 +185,6 @@ CDriverGL::CDriverGL()
 
 	_ctx                = nil;
 	_glView             = nil;
-
 	_backBufferHeight   = 0;
 	_backBufferWidth    = 0;
 
@@ -873,8 +872,11 @@ bool CDriverGL::swapBuffers()
 #elif defined(NL_OS_MAC)
 
 	// TODO: maybe do this somewhere else?
+	if(_DestroyWindow) 
+	{
 		[_autoreleasePool release];
 		_autoreleasePool = [[NSAutoreleasePool alloc] init];
+	}
 
 	[_ctx flushBuffer];
 	[containerView() display];

code/nel/src/3d/driver/opengl/driver_opengl.h

@@ -116,8 +116,7 @@ bool GlWndProc(CDriverGL *driver, HWND hWnd, UINT message, WPARAM wParam, LPARAM
 
 #elif defined (NL_OS_MAC)
 
-// TODO: change that
-bool GlWndProc(CDriverGL *driver);
+bool GlWndProc(CDriverGL *driver, NSEvent* e);
 
 #elif defined (NL_OS_UNIX)
 
@@ -706,9 +705,13 @@ private:
 
 #elif defined(NL_OS_MAC)
 
+	friend bool GlWndProc(CDriverGL*, NSEvent*);
+	friend void windowDidMove(NSWindow*, CDriverGL*);
+	friend void viewDidResize(NSView*, CDriverGL*);
+
 	NLMISC::CCocoaEventEmitter _EventEmitter;
 	NSOpenGLContext*           _ctx;
-	NSOpenGLView*              _glView;
+	CocoaOpenGLView*           _glView;
 	NSAutoreleasePool*         _autoreleasePool;
 	uint16                     _backBufferHeight;
 	uint16                     _backBufferWidth;

code/nel/src/3d/driver/opengl/driver_opengl_extension.h

@@ -19,6 +19,7 @@
 
 
 #include "nel/misc/types_nl.h"
+#include "nel/misc/string_common.h"
 
 #ifdef NL_OS_WINDOWS
 #	define WIN32_LEAN_AND_MEAN

code/nel/src/3d/driver/opengl/driver_opengl_window.cpp

@@ -25,6 +25,7 @@
 #ifdef NL_OS_WINDOWS
 # include <windowsx.h>
 #elif defined(NL_OS_MAC)
+#	import "mac/cocoa_window_delegate.h"
 #elif defined (NL_OS_UNIX)
 # include <GL/gl.h>
 # include <GL/glx.h>
@@ -164,8 +165,22 @@ static LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM l
 
 #elif defined (NL_OS_MAC)
 
-bool GlWndProc(CDriverGL *driver)
+bool GlWndProc(CDriverGL *driver, NSEvent* e)
 {
+	H_AUTO_OGL(GlWndProc)
+
+	// NSLog(@"NSEvent in GlWndProc %@", e);
+
+	if(!driver)
+		return false;
+
+	switch([e type])
+	{
+		/* TODO handle window activate, close, etc. */
+		default:
+			return driver->_EventEmitter.processMessage(e);
+	}
+
 	return false;
 }
 
@@ -927,6 +942,9 @@ bool CDriverGL::setDisplay(nlWindow wnd, const GfxMode &mode, bool show, bool re
 	if(!_glView)
 		nlerror("cannot create view");
 
+	// tell the view about the driver so the view is able to update "window" size
+	[_glView setDriver:this];
+
 	// make the view automatically fit the super view
 	[_glView setAutoresizingMask: NSViewHeightSizable | NSViewWidthSizable];
 
@@ -951,6 +969,8 @@ bool CDriverGL::setDisplay(nlWindow wnd, const GfxMode &mode, bool show, bool re
 	[_ctx flushBuffer];
 	[containerView() display]; 
 
+	_EventEmitter.init(this, _glView);
+
 #elif defined(NL_OS_UNIX)
 
 	static int sAttribList16bpp[] =
@@ -1386,6 +1406,9 @@ bool CDriverGL::createWindow(const GfxMode &mode)
 		return false;
 	}
 	
+	// set the delegate which will handle window move events
+	[cocoa_window setDelegate:[[CocoaWindowDelegate alloc] initWithDriver:this]];
+
 	// set the window to non transparent
 	[cocoa_window setOpaque:YES];
 
@@ -1486,8 +1509,9 @@ bool CDriverGL::destroyWindow()
 
 	if(_DestroyWindow)
 	{
-		[containerView() release];
 		[[containerView() window] release];
+		[containerView() release];
+		[_glView release];
 	}
 	
 	_ctx = nil;
@@ -2118,9 +2142,6 @@ void CDriverGL::setWindowPos(sint32 x, sint32 y)
 	SetWindowPos(_win, NULL, x, y, 0, 0, SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOSIZE);
 
 #elif defined(NL_OS_MAC)
-
-	nldebug("setting window pos to %d %d", x, y);
-
 	// get the rect (position, size) of the screen with menu bar
 	NSRect screenRect = [[[NSScreen screens] objectAtIndex:0] frame];
 
@@ -2164,7 +2185,7 @@ void CDriverGL::showWindow(bool show)
 
 #elif defined(NL_OS_MAC)
 
-	// TODO implement me
+# warning "OpenGL Driver: Missing Mac Implementation for showWindow"
 
 #elif defined (NL_OS_UNIX)
 
@@ -2400,38 +2421,6 @@ void CDriverGL::getWindowSize(uint32 &width, uint32 &height)
 {
 	H_AUTO_OGL(CDriverGL_getWindowSize)
 
-#ifdef NL_OS_MAC
-
-	// TODO set them in windowproc, so no special impl is needed here 
-	
-	// A cocoa fullscreen view stays at the native resolution of the display.
-	// When changing the rendering resolution, the size of the back buffer gets
-	// changed, but the view still stays at full resolution. So the scaling of
-	// the image from the rendered resolution to the view's resolution is done
-	// by cocoa automatically while flushing buffers.
-	// That's why, in fullscreen mode, return the resolution of the back buffer,
-	// not the one from the window.
-
-	// in fullscreen mode
-	if([containerView() isInFullScreenMode])
-	{
-		// use the size stored in setWindowSize()
-		width = _backBufferWidth;
-		height = _backBufferHeight;
-	}
-
-	// in windowed mode
-	else
-	{
-		// use the size of the view
-		NSRect rect = [containerView() frame];
-		width = rect.size.width;
-		height = rect.size.height;
-	}
-
-#else // NL_OS_MAC
-
-	// Off-screen rendering ?
 	if (_OffScreen)
 	{
 #ifdef NL_OS_WINDOWS
@@ -2444,11 +2433,17 @@ void CDriverGL::getWindowSize(uint32 &width, uint32 &height)
 	}
 	else
 	{
+#ifdef NL_OS_MAC
+		if([containerView() isInFullScreenMode])
+		{
+			width = _backBufferWidth;
+			height = _backBufferHeight;
+			return;
+		}
+#endif
 		width = _WindowWidth;
 		height = _WindowHeight;
 	}
-
-#endif // NL_OS_MAC
 }
 
 void CDriverGL::setWindowSize(uint32 width, uint32 height)
@@ -2481,7 +2476,7 @@ void CDriverGL::setWindowSize(uint32 width, uint32 height)
 
 #elif defined(NL_OS_MAC)
 
-	// for fullscreen mode, adjust the back buffer size to the desired resolution
+	// for fullscreen mode, adjust the back buffer size to desired resolution
 	if([containerView() isInFullScreenMode])
 	{
 		// disable and re-enable fullscreen
@@ -2499,8 +2494,8 @@ void CDriverGL::setWindowSize(uint32 width, uint32 height)
 			nlerror("cannot set kCGLCPSurfaceBackingSize parameter (%s)",
 				CGLErrorString(error));
 
-		_backBufferWidth = width;
 		_backBufferHeight = height;
+		_backBufferWidth  = width;
 	}
 	else
 	{
@@ -2552,23 +2547,6 @@ void CDriverGL::getWindowPos(sint32 &x, sint32 &y)
 {
 	H_AUTO_OGL(CDriverGL_getWindowPos)
 
-#ifdef NL_OS_MAC
-	// TODO set them in window proc so no special impl is needed here
-
-	// get the rect (position, size) of the screen with menu bar
-	NSRect screenRect = [[[NSScreen screens] objectAtIndex:0] frame];
-
-	// get the rect (position, size) of the window
-	NSRect windowRect = [[containerView() window] frame];
-
-	// simply return x
-	x = windowRect.origin.x;
-
-	// map y from cocoa to NeL coordinates before returning
-	y = screenRect.size.height - windowRect.size.height - windowRect.origin.y;
-
-#else // NL_OS_MAC
-
 	// Off-screen rendering ?
 	if (_OffScreen)
 	{
@@ -2582,8 +2560,6 @@ void CDriverGL::getWindowPos(sint32 &x, sint32 &y)
 			y = _WindowY;
 		}
 	}
-
-#endif // NL_OS_MAC
 }
 
 // --------------------------------------------------
@@ -2601,7 +2577,7 @@ bool CDriverGL::isActive()
 	res = (IsWindow(_win) != FALSE);
 
 #elif defined(NL_OS_MAC)
-# warning "OpenGL Driver: Missing Mac Implementation for isActive"
+# warning "OpenGL Driver: Missing Mac Implementation for isActive (always true if a window is set)"
 #elif defined (NL_OS_UNIX)
 
 #endif // NL_OS_UNIX

code/nel/src/3d/driver/opengl/mac/cocoa_event_emitter.cpp

@@ -16,13 +16,6 @@
 
 #include "cocoa_event_emitter.h"
 
-#include "nel/misc/event_server.h"
-#include "nel/misc/events.h"
-#include "nel/misc/game_device_events.h"
-
-#include <Carbon/Carbon.h>
-#import  <Cocoa/Cocoa.h>
-
 namespace NLMISC
 {
 
@@ -156,11 +149,13 @@ static NLMISC::TKey virtualKeycodeToNelKey(unsigned short keycode)
 
 bool CCocoaEventEmitter::pasteTextFromClipboard(ucstring &text)
 {
+#warning "OpenGL Driver: Missing Mac Implementation for pasteTextFromClipboard"
 	return false;
 }
 
 bool CCocoaEventEmitter::copyTextToClipboard(const ucstring &text)
 {
+#warning "OpenGL Driver: Missing Mac Implementation for copyTextToClipboard"
 	return false;
 }
 
@@ -227,22 +222,21 @@ static bool isTextKeyEvent(NSEvent* event)
 	return false;
 }
 
-void CCocoaEventEmitter::submitEvents(CEventServer& server, bool /* allWins */)
+void CCocoaEventEmitter::init(NL3D::IDriver* driver, CocoaOpenGLView* glView)
 {
-	// break if there was no event to handle
-	while(true)
+	_driver = driver;
+	_glView = glView;
+}
+
+bool CCocoaEventEmitter::processMessage(NSEvent* event, CEventServer* server)
 {
-		// get the next event to handle
-		NSEvent* event = [NSApp nextEventMatchingMask:NSAnyEventMask
-			untilDate:nil /*[NSDate distantFuture]*/
-			inMode:NSDefaultRunLoopMode dequeue:YES];
+	if(!server && !_server)
+		nlerror("no server to post events to");
 
-		// stop, if there was no event
-		if(!event)
-			break;
+	if(!server)
+		server = _server;
 
-		NSView* glView   = [[[[event window] contentView] subviews] lastObject];
-		NSRect  viewRect = [glView frame];
+	NSRect  viewRect = [_glView frame];
 
 	// TODO this code assumes, that the view fills the window
 	// convert the mouse position to NeL style (relative)
@@ -254,7 +248,7 @@ void CCocoaEventEmitter::submitEvents(CEventServer& server, bool /* allWins */)
 			event.type != NSKeyDown && event.type != NSKeyUp)
 	{
 		[NSApp sendEvent:event];
-			continue;
+		return false;
 	}
 
 	// convert the modifiers for nel to pass them with the events
@@ -265,28 +259,28 @@ void CCocoaEventEmitter::submitEvents(CEventServer& server, bool /* allWins */)
 	{
 	case NSLeftMouseDown:
 	{
-			server.postEvent(new NLMISC::CEventMouseDown(
+		server->postEvent(new NLMISC::CEventMouseDown(
 			mouseX, mouseY, 
 			(NLMISC::TMouseButton)(NLMISC::leftButton | modifiers), this));
 	}
 	break;
 	case NSLeftMouseUp:
 	{
-			server.postEvent(new NLMISC::CEventMouseUp(
+		server->postEvent(new NLMISC::CEventMouseUp(
 			mouseX, mouseY, 
 			(NLMISC::TMouseButton)(NLMISC::leftButton | modifiers), this));
 		break;
 	}
 	case NSRightMouseDown:
 	{
-			server.postEvent(new NLMISC::CEventMouseDown(
+		server->postEvent(new NLMISC::CEventMouseDown(
 			mouseX, mouseY, 
 			(NLMISC::TMouseButton)(NLMISC::rightButton | modifiers), this));
 		break;
 	}
 	case NSRightMouseUp:
 	{
-			server.postEvent(new NLMISC::CEventMouseUp(
+		server->postEvent(new NLMISC::CEventMouseUp(
 			mouseX, mouseY, 
 			(NLMISC::TMouseButton)(NLMISC::rightButton | modifiers), this));
 		break;
@@ -305,7 +299,7 @@ void CCocoaEventEmitter::submitEvents(CEventServer& server, bool /* allWins */)
 			nelEvent = new NLMISC::CEventMouseMove(
 				mouseX, mouseY, (NLMISC::TMouseButton)modifiers, this);
 
-			server.postEvent(nelEvent);
+		server->postEvent(nelEvent);
 		break;
 	}
 	case NSLeftMouseDragged:
@@ -322,7 +316,7 @@ void CCocoaEventEmitter::submitEvents(CEventServer& server, bool /* allWins */)
 			nelEvent = new NLMISC::CEventMouseMove(mouseX, mouseY,
 				(NLMISC::TMouseButton)(NLMISC::leftButton | modifiers), this);
 
-			server.postEvent(nelEvent);
+		server->postEvent(nelEvent);
 		break;
 	}
 	case NSRightMouseDragged:
@@ -339,7 +333,7 @@ void CCocoaEventEmitter::submitEvents(CEventServer& server, bool /* allWins */)
 			nelEvent = new NLMISC::CEventMouseMove(mouseX, mouseY,
 				(NLMISC::TMouseButton)(NLMISC::rightButton | modifiers), this);
 
-			server.postEvent(nelEvent);
+		server->postEvent(nelEvent);
 		break;
 	}
 	case NSMouseEntered:break;
@@ -347,7 +341,7 @@ void CCocoaEventEmitter::submitEvents(CEventServer& server, bool /* allWins */)
 	case NSKeyDown:
 	{
 		// push the key press event to the event server
-			server.postEvent(new NLMISC::CEventKeyDown(
+		server->postEvent(new NLMISC::CEventKeyDown(
 			virtualKeycodeToNelKey([event keyCode]),
 			modifierFlagsToNelKeyButton([event modifierFlags]),
 			[event isARepeat] == NO, this));
@@ -361,7 +355,7 @@ void CCocoaEventEmitter::submitEvents(CEventServer& server, bool /* allWins */)
 			ucstr.fromUtf8([[event characters] UTF8String]);
 
 			// push the text event to event server as well
-				server.postEvent(new NLMISC::CEventChar(
+			server->postEvent(new NLMISC::CEventChar(
 				ucstr[0], NLMISC::noKeyButton, this));
 		}
 		break;
@@ -369,7 +363,7 @@ void CCocoaEventEmitter::submitEvents(CEventServer& server, bool /* allWins */)
 	case NSKeyUp:
 	{
 		// push the key release event to the event server
-			server.postEvent(new NLMISC::CEventKeyUp(
+		server->postEvent(new NLMISC::CEventKeyUp(
 			virtualKeycodeToNelKey([event keyCode]),
 			modifierFlagsToNelKeyButton([event modifierFlags]), this));
 		break;
@@ -383,7 +377,7 @@ void CCocoaEventEmitter::submitEvents(CEventServer& server, bool /* allWins */)
 	case NSScrollWheel:
 	{
 		if(fabs(event.deltaY) > 0.1) 
-				server.postEvent(new NLMISC::CEventMouseWheel(
+			server->postEvent(new NLMISC::CEventMouseWheel(
 				mouseX, mouseY, (NLMISC::TMouseButton)modifiers,
 				(event.deltaY > 0), this));
 
@@ -411,7 +405,41 @@ void CCocoaEventEmitter::submitEvents(CEventServer& server, bool /* allWins */)
 	}
 
 	[NSApp sendEvent:event];
+	return true;
 }
+
+typedef bool (*cocoaProc)(NL3D::IDriver*, NSEvent* e);
+
+void CCocoaEventEmitter::submitEvents(CEventServer& server, bool /* allWins */)
+{
+	// break if there was no event to handle
+	while(true)
+	{
+		// get the next event to handle
+		NSEvent* event = [NSApp nextEventMatchingMask:NSAnyEventMask
+			untilDate:nil /*[NSDate distantFuture]*/
+			inMode:NSDefaultRunLoopMode dequeue:YES];
+
+		// stop, if there was no event
+		if(!event)
+			break;
+
+		if(_driver)
+		{
+			cocoaProc proc = (cocoaProc)_driver->getWindowProc();
+
+			if(proc)
+				proc(_driver, event);
+		}
+		else
+		{
+			processMessage(event, &server);
+		}
+	}
+	
+	// TODO like internal server in unix event emitter... review!
+	_server = &server;
+	// _server->pump();
 }
 
 void CCocoaEventEmitter::emulateMouseRawMode(bool enable)

code/nel/src/3d/driver/opengl/mac/cocoa_event_emitter.h

@@ -17,7 +17,15 @@
 #ifndef NL_COCOA_EVENT_EMITTER_H
 #define NL_COCOA_EVENT_EMITTER_H
 
-#include <nel/misc/event_emitter.h>
+#include "nel/misc/event_emitter.h"
+#include "nel/misc/event_server.h"
+#include "nel/misc/events.h"
+#include "nel/misc/game_device_events.h"
+#include "nel/3d/driver.h"
+#import  "cocoa_opengl_view.h"
+
+#include <Carbon/Carbon.h>
+#import  <Cocoa/Cocoa.h>
 
 namespace NLMISC 
 {
@@ -25,15 +33,28 @@ namespace NLMISC
 class CCocoaEventEmitter : public IEventEmitter
 {
 	bool             _emulateRawMode;
+	NL3D::IDriver*   _driver;
+	CocoaOpenGLView* _glView;
+
+	// TODO like internal server in unix event emitter... review!
+	CEventServer*    _server;
 
 public:
-	CCocoaEventEmitter() : _emulateRawMode(false) { }
+	CCocoaEventEmitter() : 
+		_emulateRawMode(false), 
+		_driver(NULL),
+		_glView(nil),
+		_server(NULL) { }
 
+	void         init(NL3D::IDriver* driver, CocoaOpenGLView* glView);
+	bool         processMessage(NSEvent* event, CEventServer* server = NULL);
 	virtual void submitEvents(CEventServer& server, bool allWindows);
 	virtual void emulateMouseRawMode(bool enable);
 
 	virtual bool copyTextToClipboard(const ucstring &text);
-	virtual bool pasteTextFromClipboard(ucstring &text);};
+	virtual bool pasteTextFromClipboard(ucstring &text);
+};
+
 }
 
 #endif

code/nel/src/3d/driver/opengl/mac/cocoa_opengl_view.h

@@ -18,14 +18,22 @@
 
 #import <Cocoa/Cocoa.h>
 
+namespace NL3D {
+	class CDriverGL;
+	void viewDidResize(NSView*, CDriverGL*);
+}
+
 @interface CocoaOpenGLView : NSOpenGLView<NSTextInputClient>
 {
-  NSMutableAttributedString* characterStorage;
-  NSRange markedRange;
+	NSMutableAttributedString* _characterStorage;
+	NSRange _markedRange;
+	NL3D::CDriverGL* _driver;
 }
 
 -(id)initWithFrame:(NSRect)frame;
 -(void)dealloc;
 -(void)keyDown:(NSEvent*)event;
+-(void)setDriver:(NL3D::CDriverGL*)driver;
+-(void)resizeWithOldSuperviewSize:(NSSize)oldBoundsSize;
 
 @end

code/nel/src/3d/driver/opengl/mac/cocoa_opengl_view.m

@@ -16,15 +16,30 @@
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include "../driver_opengl.h"
+
 #import "cocoa_opengl_view.h"
 
+#include <stdio.h>
+
+namespace NL3D {
+	void viewDidResize(NSView* view, CDriverGL* driver) 
+	{
+		NSRect rect = [[view superview] frame];
+		driver->_WindowWidth = rect.size.width;
+		driver->_WindowHeight = rect.size.height;
+	}
+}
+
+
 @implementation CocoaOpenGLView
 
 -(id)initWithFrame:(NSRect)frame 
 {
 	if((self = [super initWithFrame:frame])) 
 	{
-		characterStorage = [[NSMutableAttributedString alloc] initWithString:@""];
+		_characterStorage = [[NSMutableAttributedString alloc] initWithString:@""];
+		_driver           = nil;
 		return self;
 	}
 	return nil;
@@ -32,7 +47,7 @@
 
 -(void)dealloc
 {
-	[characterStorage release];
+	[_characterStorage release];
 	[super dealloc];
 }
 
@@ -43,17 +58,32 @@
 #endif // AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER
 }
 
+-(void)setDriver:(NL3D::CDriverGL*)driver
+{
+	_driver = driver;
+}
+
+-(void)resizeWithOldSuperviewSize:(NSSize)oldBoundsSize 
+{
+	[super resizeWithOldSuperviewSize:oldBoundsSize];
+
+	if(!_driver)
+		return;
+
+	NL3D::viewDidResize(self, _driver);
+}
+
 /******************************************************************************/
 /* NSTextInputClient Protocol */
 
 -(BOOL)hasMarkedText 
 {
-	return (markedRange.location == NSNotFound ? NO : YES);
+	return (_markedRange.location == NSNotFound ? NO : YES);
 }
 
 -(NSRange)markedRange 
 {
-	return markedRange;
+	return _markedRange;
 }
 
 -(NSRange)selectedRange 
@@ -66,24 +96,24 @@
 	replacementRange:(NSRange)replacementRange
 {
 	if(replacementRange.location == NSNotFound)
-		replacementRange = markedRange;
+		replacementRange = _markedRange;
 
 	if([aString length] == 0) 
 	{
-		[characterStorage deleteCharactersInRange:replacementRange];
+		[_characterStorage deleteCharactersInRange:replacementRange];
 		[self unmarkText];
 	} 
 	else 
 	{
-		markedRange = NSMakeRange(replacementRange.location, [aString length]);
-		[characterStorage replaceCharactersInRange:replacementRange 
+		_markedRange = NSMakeRange(replacementRange.location, [aString length]);
+		[_characterStorage replaceCharactersInRange:replacementRange 
 			withString:aString];
 	}
 }
 
 -(void)unmarkText
 {
-	markedRange = NSMakeRange(NSNotFound, 0);
+	_markedRange = NSMakeRange(NSNotFound, 0);
 	[[self inputContext] discardMarkedText];
 }
 
@@ -96,16 +126,16 @@
 -(NSAttributedString*)attributedSubstringForProposedRange:(NSRange)aRange 
 	actualRange:(NSRangePointer)actualRange
 {
-	return [characterStorage attributedSubstringFromRange:aRange];
+	return [_characterStorage attributedSubstringFromRange:aRange];
 }
 
 -(void)insertText:(id)aString 
 	replacementRange:(NSRange)replacementRange
 {
 	if(replacementRange.location == NSNotFound)
-		replacementRange = markedRange;
+		replacementRange = _markedRange;
 
-	[characterStorage replaceCharactersInRange:replacementRange 
+	[_characterStorage replaceCharactersInRange:replacementRange 
 		withString:aString];
 }
 

code/nel/src/3d/driver/opengl/mac/cocoa_window_delegate.h

@@ -0,0 +1,35 @@
+/*
+// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 of the
+// License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#import <Cocoa/Cocoa.h>
+
+namespace NL3D {
+	class CDriverGL;
+	void windowDidMove(NSWindow*, NL3D::CDriverGL*);
+}
+
+
+@interface CocoaWindowDelegate : NSObject<NSWindowDelegate>
+{
+	NL3D::CDriverGL* _driver;
+}
+
+- (id)initWithDriver:(NL3D::CDriverGL*)driver;
+- (void)windowDidMove:(NSNotification*)notification;
+
+@end

code/nel/src/3d/driver/opengl/mac/cocoa_window_delegate.mm

@@ -0,0 +1,62 @@
+/*
+// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 of the
+// License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "../driver_opengl.h"
+
+#import "cocoa_window_delegate.h"
+
+namespace NL3D {
+	void windowDidMove(NSWindow* window, NL3D::CDriverGL* driver)
+	{
+		// get the rect (position, size) of the screen with menu bar
+		NSRect screenRect = [[[NSScreen screens] objectAtIndex:0] frame];
+
+		// get the rect (position, size) of the window
+		NSRect windowRect = [window frame];
+
+		// set x in driver
+		driver->_WindowX = windowRect.origin.x;
+
+		// map y from cocoa to NeL coordinates before setting in driver
+		driver->_WindowY = 
+			screenRect.size.height - windowRect.size.height - windowRect.origin.y;
+	}
+}
+
+@implementation CocoaWindowDelegate
+
+-(id)initWithDriver:(NL3D::CDriverGL*)driver 
+{
+	if((self = [super init])) 
+	{
+		_driver = driver;
+		return self;
+	}
+
+	return nil;
+}
+
+-(void)windowDidMove:(NSNotification *)notification
+{
+	if(!_driver)
+		return;
+
+	NL3D::windowDidMove([notification  object], _driver);
+}
+
+@end