Implement wxIcon::LoadFile by defering to wxBitmap implementation instead of creating...
[wxWidgets.git] / src / cocoa / toplevel.mm
1 ///////////////////////////////////////////////////////////////////////////////
2 // Name: src/cocoa/toplevel.mm
3 // Purpose: implements wxTopLevelWindow for Cocoa
4 // Author: David Elliott
5 // Modified by:
6 // Created: 2002/11/27
7 // RCS-ID: $Id$
8 // Copyright: (c) 2002 David Elliott
9 // Licence: wxWidgets licence
10 ///////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 // For compilers that support precompilation, includes "wx.h".
21 #include "wx/wxprec.h"
22
23 #include "wx/toplevel.h"
24
25 #ifndef WX_PRECOMP
26 #include "wx/window.h"
27 #include "wx/menuitem.h"
28 #include "wx/frame.h"
29 #include "wx/log.h"
30 #include "wx/app.h"
31 #endif //WX_PRECOMP
32
33 #include "wx/cocoa/autorelease.h"
34 #include "wx/cocoa/string.h"
35
36 #include "wx/cocoa/objc/NSView.h"
37 #include "wx/cocoa/objc/NSWindow.h"
38 #import <AppKit/NSPanel.h>
39 #import <AppKit/NSButtonCell.h>
40 #import <AppKit/NSControl.h>
41
42 // ----------------------------------------------------------------------------
43 // globals
44 // ----------------------------------------------------------------------------
45
46 // list of all frames and modeless dialogs
47 wxWindowList wxModelessWindows;
48
49 // ============================================================================
50 // wxTopLevelWindowCocoa implementation
51 // ============================================================================
52
53 wxTopLevelWindowCocoa *wxTopLevelWindowCocoa::sm_cocoaDeactivateWindow = NULL;
54
55 // ----------------------------------------------------------------------------
56 // wxTopLevelWindowCocoa creation
57 // ----------------------------------------------------------------------------
58 BEGIN_EVENT_TABLE(wxTopLevelWindowCocoa,wxTopLevelWindowBase)
59 EVT_CLOSE(wxTopLevelWindowCocoa::OnCloseWindow)
60 END_EVENT_TABLE()
61
62 void wxTopLevelWindowCocoa::Init()
63 {
64 m_iconized =
65 m_maximizeOnShow =
66 m_closed = false;
67 }
68
69 unsigned int wxTopLevelWindowCocoa::NSWindowStyleForWxStyle(long style)
70 {
71 unsigned int styleMask = 0;
72 if(style & wxCAPTION)
73 styleMask |= NSTitledWindowMask;
74 if(style & wxMINIMIZE_BOX)
75 styleMask |= NSMiniaturizableWindowMask;
76 #if 0
77 if(style & wxMAXIMIZE_BOX)
78 styleMask |= NSWindowMask;
79 #endif
80 if(style & wxCLOSE_BOX)
81 styleMask |= NSClosableWindowMask;
82 if(style & wxRESIZE_BORDER)
83 styleMask |= NSResizableWindowMask;
84 if(style & wxSIMPLE_BORDER)
85 styleMask |= NSBorderlessWindowMask;
86 return styleMask;
87 }
88
89 NSRect wxTopLevelWindowCocoa::MakeInitialNSWindowContentRect(const wxPoint& pos, const wxSize& size, unsigned int cocoaStyleMask)
90 {
91 // Arbitrarily use (100,100) as the origin when default coords are given.
92 wxCoord x = pos.x!=wxDefaultCoord ? pos.x : 100;
93 wxCoord y = pos.y!=wxDefaultCoord ? pos.y : 100;
94
95 wxCoord w = WidthDefault(size.x);
96 wxCoord h = HeightDefault(size.y);
97
98 NSPoint cocoaOrigin = OriginInCocoaScreenCoordinatesForRectInWxDisplayCoordinates(x,y,w,h,true);
99
100 return [NSWindow
101 contentRectForFrameRect:NSMakeRect(cocoaOrigin.x,cocoaOrigin.y,w,h)
102 styleMask:cocoaStyleMask];
103
104 }
105
106 bool wxTopLevelWindowCocoa::Create(wxWindow *parent,
107 wxWindowID winid,
108 const wxString& title,
109 const wxPoint& pos,
110 const wxSize& size,
111 long style,
112 const wxString& name)
113 {
114 wxAutoNSAutoreleasePool pool;
115 wxTopLevelWindows.Append(this);
116
117 if(!CreateBase(parent,winid,pos,size,style,wxDefaultValidator,name))
118 return false;
119
120 if ( parent )
121 parent->AddChild(this);
122
123 unsigned int cocoaStyle = NSWindowStyleForWxStyle(style);
124 if(style & wxFRAME_TOOL_WINDOW)
125 cocoaStyle |= NSUtilityWindowMask;
126
127 NSRect cocoaRect = MakeInitialNSWindowContentRect(pos,size,cocoaStyle);
128
129 m_cocoaNSWindow = NULL;
130 m_cocoaNSView = NULL;
131 // NOTE: We may need to deal with the contentView becoming a wx NSView as well.
132 NSWindow *newWindow;
133 // Create a WXNSPanel or a WXNSWindow depending on what type of window is desired.
134 if(style & wxFRAME_TOOL_WINDOW)
135 newWindow = [[WX_GET_OBJC_CLASS(WXNSPanel) alloc] initWithContentRect:cocoaRect styleMask:cocoaStyle backing:NSBackingStoreBuffered defer:NO];
136 else
137 newWindow = [[WX_GET_OBJC_CLASS(WXNSWindow) alloc] initWithContentRect:cocoaRect styleMask:cocoaStyle backing:NSBackingStoreBuffered defer:NO];
138 // Make sure the default content view is a WXNSView
139 [newWindow setContentView: [[WX_GET_OBJC_CLASS(WXNSView) alloc] initWithFrame: [[newWindow contentView] frame]]];
140 // Associate the window and view
141 SetNSWindow(newWindow);
142
143 // NOTE: SetNSWindow has retained the Cocoa object for this object.
144 // Because we do not release on close, the following release matches the
145 // above alloc and thus the retain count will be 1.
146 [m_cocoaNSWindow release];
147
148 if(style & wxFRAME_NO_TASKBAR)
149 [m_cocoaNSWindow setExcludedFromWindowsMenu: YES];
150 if(style & wxSTAY_ON_TOP)
151 [m_cocoaNSWindow setLevel:NSFloatingWindowLevel];
152 [m_cocoaNSWindow setTitle:wxNSStringWithWxString(title)];
153 return true;
154 }
155
156 wxTopLevelWindowCocoa::~wxTopLevelWindowCocoa()
157 {
158 wxASSERT(sm_cocoaDeactivateWindow!=this);
159 wxAutoNSAutoreleasePool pool;
160 DestroyChildren();
161 if(m_cocoaNSView)
162 SendDestroyEvent();
163 SetNSWindow(NULL);
164 }
165
166 bool wxTopLevelWindowCocoa::Destroy()
167 {
168 if(sm_cocoaDeactivateWindow==this)
169 {
170 sm_cocoaDeactivateWindow = NULL;
171 wxTopLevelWindowCocoa::CocoaDelegate_windowDidResignKey();
172 }
173 return wxTopLevelWindowBase::Destroy();
174 }
175
176 // ----------------------------------------------------------------------------
177 // wxTopLevelWindowCocoa Cocoa Specifics
178 // ----------------------------------------------------------------------------
179
180 wxMenuBar* wxTopLevelWindowCocoa::GetAppMenuBar(wxCocoaNSWindow *win)
181 {
182 wxTopLevelWindowCocoa *parent = wxDynamicCast(GetParent(),wxTopLevelWindow);
183 if(parent)
184 return parent->GetAppMenuBar(win);
185 return NULL;
186 }
187
188 void wxTopLevelWindowCocoa::SetNSWindow(WX_NSWindow cocoaNSWindow)
189 {
190 bool need_debug = cocoaNSWindow || m_cocoaNSWindow;
191 if(need_debug) wxLogTrace(wxTRACE_COCOA_RetainRelease,wxT("wxTopLevelWindowCocoa=%p::SetNSWindow [m_cocoaNSWindow=%p retainCount]=%d"),this,m_cocoaNSWindow,[m_cocoaNSWindow retainCount]);
192 DisassociateNSWindow(m_cocoaNSWindow);
193 [cocoaNSWindow retain];
194 [m_cocoaNSWindow release];
195 m_cocoaNSWindow = cocoaNSWindow;
196 // NOTE: We are no longer using posing so we won't get events on the
197 // window's view unless it was explicitly created as the wx view class.
198 if(m_cocoaNSWindow)
199 SetNSView([m_cocoaNSWindow contentView]);
200 else
201 SetNSView(NULL);
202 AssociateNSWindow(m_cocoaNSWindow);
203 if(need_debug) wxLogTrace(wxTRACE_COCOA_RetainRelease,wxT("wxTopLevelWindowCocoa=%p::SetNSWindow [cocoaNSWindow=%p retainCount]=%d"),this,cocoaNSWindow,[cocoaNSWindow retainCount]);
204 }
205
206 void wxTopLevelWindowCocoa::CocoaReplaceView(WX_NSView oldView, WX_NSView newView)
207 {
208 if([m_cocoaNSWindow contentView] == (id)oldView)
209 [m_cocoaNSWindow setContentView:newView];
210 }
211
212 /*static*/ void wxTopLevelWindowCocoa::DeactivatePendingWindow()
213 {
214 if(sm_cocoaDeactivateWindow)
215 sm_cocoaDeactivateWindow->wxTopLevelWindowCocoa::CocoaDelegate_windowDidResignKey();
216 sm_cocoaDeactivateWindow = NULL;
217 }
218
219 void wxTopLevelWindowCocoa::CocoaDelegate_windowDidBecomeKey(void)
220 {
221 DeactivatePendingWindow();
222 wxLogTrace(wxTRACE_COCOA,wxT("wxTopLevelWindowCocoa=%p::CocoaDelegate_windowDidBecomeKey"),this);
223 wxActivateEvent event(wxEVT_ACTIVATE, true, GetId());
224 event.SetEventObject(this);
225 GetEventHandler()->ProcessEvent(event);
226 }
227
228 void wxTopLevelWindowCocoa::CocoaDelegate_windowDidResignKey(void)
229 {
230 wxLogTrace(wxTRACE_COCOA,wxT("wxTopLevelWindowCocoa=%p::CocoaDelegate_windowDidResignKey"),this);
231 wxActivateEvent event(wxEVT_ACTIVATE, false, GetId());
232 event.SetEventObject(this);
233 GetEventHandler()->ProcessEvent(event);
234 }
235
236 void wxTopLevelWindowCocoa::CocoaDelegate_windowDidBecomeMain(void)
237 {
238 wxLogTrace(wxTRACE_COCOA,wxT("wxTopLevelWindowCocoa=%p::CocoaDelegate_windowDidBecomeMain"),this);
239 }
240
241 void wxTopLevelWindowCocoa::CocoaDelegate_windowDidResignMain(void)
242 {
243 wxLogTrace(wxTRACE_COCOA,wxT("wxTopLevelWindowCocoa=%p::CocoaDelegate_windowDidResignMain"),this);
244 }
245
246 void wxTopLevelWindowCocoa::CocoaDelegate_windowWillClose(void)
247 {
248 m_closed = true;
249 Destroy();
250 }
251
252 bool wxTopLevelWindowCocoa::CocoaDelegate_windowShouldClose()
253 {
254 return wxWindowBase::Close(false);
255 }
256
257 void wxTopLevelWindowCocoa::CocoaDelegate_wxMenuItemAction(WX_NSMenuItem menuItem)
258 {
259 }
260
261 bool wxTopLevelWindowCocoa::CocoaDelegate_validateMenuItem(WX_NSMenuItem menuItem)
262 {
263 return false;
264 }
265
266 // ----------------------------------------------------------------------------
267 // wxTopLevelWindowCocoa maximize/minimize
268 // ----------------------------------------------------------------------------
269
270 void wxTopLevelWindowCocoa::Maximize(bool maximize)
271 {
272 }
273
274 bool wxTopLevelWindowCocoa::IsMaximized() const
275 {
276 return false ;
277 }
278
279 void wxTopLevelWindowCocoa::Iconize(bool iconize)
280 {
281 }
282
283 bool wxTopLevelWindowCocoa::IsIconized() const
284 {
285 return false;
286 }
287
288 void wxTopLevelWindowCocoa::Restore()
289 {
290 }
291
292 bool wxTopLevelWindowCocoa::Show(bool show)
293 {
294 if(m_isShown == show)
295 return false;
296 wxAutoNSAutoreleasePool pool;
297 if(show)
298 {
299 // Send the window a size event because wxWidgets apps expect it
300 // NOTE: This should really only be done the first time a window
301 // is shown. I doubt this will cause any problems though.
302 wxSizeEvent event(GetSize(), GetId());
303 event.SetEventObject(this);
304 GetEventHandler()->ProcessEvent(event);
305
306 [m_cocoaNSWindow makeKeyAndOrderFront:m_cocoaNSWindow];
307 }
308 else
309 [m_cocoaNSWindow orderOut:m_cocoaNSWindow];
310 m_isShown = show;
311 return true;
312 }
313
314 bool wxTopLevelWindowCocoa::Close(bool force)
315 {
316 if(force)
317 return wxWindowBase::Close(force);
318 // performClose will fake the user clicking the close button which
319 // will invoke windowShouldClose which will call the base class version
320 // of Close() which will NOT Destroy() the window (see below) but
321 // if closing is not stopped, then performClose will go ahead and
322 // close the window which will send the close notifications setting
323 // m_closed to true and Destroy()ing the window.
324 [m_cocoaNSWindow performClose:m_cocoaNSWindow];
325 return m_closed;
326 }
327
328 void wxTopLevelWindowCocoa::OnCloseWindow(wxCloseEvent& event)
329 {
330 // If the event was forced, close the window which will Destroy() it
331 if(!event.CanVeto())
332 [m_cocoaNSWindow close];
333 // if the event was not forced, it's probably because the user clicked
334 // the close button, or Close(false) was called which (see above) is
335 // redirected to performClose and thus Cocoa itself will close the window
336 }
337
338 // ----------------------------------------------------------------------------
339 // wxTopLevelWindowCocoa misc
340 // ----------------------------------------------------------------------------
341
342 void wxTopLevelWindowCocoa::SetTitle(const wxString& title)
343 {
344 [m_cocoaNSWindow setTitle:wxNSStringWithWxString(title)];
345 }
346
347 wxString wxTopLevelWindowCocoa::GetTitle() const
348 {
349 return wxStringWithNSString([m_cocoaNSWindow title]);
350 }
351
352 wxWindow* wxTopLevelWindowCocoa::SetDefaultItem(wxWindow *win)
353 {
354 wxWindow *old = wxTopLevelWindowBase::SetDefaultItem(win);
355 NSView *newView = win->GetNSView();
356
357 NSCell *newCell;
358 // newView does not have to be an NSControl, we only cast to NSControl*
359 // to silence the warning about cell not being implemented.
360 if(newView != nil && [newView respondsToSelector:@selector(cell)])
361 newCell = [(NSControl*)newView cell];
362 else
363 newCell = nil;
364
365 if(newCell != nil && ![newCell isKindOfClass:[NSButtonCell class]])
366 { // It's not an NSButtonCell, set the default to nil.
367 newCell = nil;
368 }
369
370 [GetNSWindow() setDefaultButtonCell:(NSButtonCell*)newCell];
371 return old;
372 }
373
374 bool wxTopLevelWindowCocoa::ShowFullScreen(bool show, long style)
375 {
376 return false;
377 }
378
379 bool wxTopLevelWindowCocoa::IsFullScreen() const
380 {
381 return false;
382 }
383
384 void wxTopLevelWindowCocoa::CocoaSetWxWindowSize(int width, int height)
385 {
386 // Set the NSView size by setting the frame size to enclose it
387 unsigned int styleMask = [m_cocoaNSWindow styleMask];
388 NSRect oldFrameRect = [m_cocoaNSWindow frame];
389 NSRect contentRect = [NSWindow
390 contentRectForFrameRect: oldFrameRect
391 styleMask: styleMask];
392 contentRect.size.width = width;
393 contentRect.size.height = height;
394 NSRect newFrameRect = [NSWindow
395 frameRectForContentRect: contentRect
396 styleMask: styleMask];
397
398 // Cocoa uses +y is up but wxWidgets uses +y is down. We want an increase/decrease in height
399 // to not effect where the top of the window is placed so we set the new y origin relative the
400 // old one taking the height change into account.
401 newFrameRect.origin.y = oldFrameRect.origin.y + oldFrameRect.size.height - newFrameRect.size.height;
402
403 [m_cocoaNSWindow setFrame: newFrameRect display: NO];
404 }
405
406 void wxTopLevelWindowCocoa::DoMoveWindow(int x, int y, int width, int height)
407 {
408 wxLogTrace(wxTRACE_COCOA_TopLevelWindow_Size,wxT("wxTopLevelWindow=%p::DoMoveWindow(%d,%d,%d,%d)"),this,x,y,width,height);
409
410 NSPoint cocoaOrigin = OriginInCocoaScreenCoordinatesForRectInWxDisplayCoordinates(x,y,width,height,false);
411
412 NSRect cocoaRect = NSMakeRect(cocoaOrigin.x,cocoaOrigin.y,width,height);
413 [m_cocoaNSWindow setFrame: cocoaRect display:NO];
414 }
415
416 void wxTopLevelWindowCocoa::DoGetSize(int *w, int *h) const
417 {
418 NSRect cocoaRect = [m_cocoaNSWindow frame];
419 if(w)
420 *w=(int)cocoaRect.size.width;
421 if(h)
422 *h=(int)cocoaRect.size.height;
423 wxLogTrace(wxTRACE_COCOA_TopLevelWindow_Size,wxT("wxTopLevelWindow=%p::DoGetSize = (%d,%d)"),this,(int)cocoaRect.size.width,(int)cocoaRect.size.height);
424 }
425
426 void wxTopLevelWindowCocoa::DoGetPosition(int *x, int *y) const
427 {
428 NSRect windowFrame = [m_cocoaNSWindow frame];
429
430 wxPoint theWxOrigin = OriginInWxDisplayCoordinatesForRectInCocoaScreenCoordinates(windowFrame);
431
432 if(*x)
433 *x = theWxOrigin.x;
434 if(*y)
435 *y = theWxOrigin.y;
436
437 wxLogTrace(wxTRACE_COCOA_TopLevelWindow_Size,wxT("wxTopLevelWindow=%p::DoGetPosition = (%d,%d)"),this,(int)theWxOrigin.x,(int)theWxOrigin.y);
438 }