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1///////////////////////////////////////////////////////////////////////////////
2// Name: src/osx/cocoa/evtloop.mm
3// Purpose: implementation of wxEventLoop for OS X
4// Author: Vadim Zeitlin, Stefan Csomor
5// Modified by:
6// Created: 2006-01-12
7// RCS-ID: $Id: evtloop.cpp 54845 2008-07-30 14:52:41Z SC $
8// Copyright: (c) 2006 Vadim Zeitlin <vadim@wxwindows.org>
9// Licence: wxWindows 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#ifdef __BORLANDC__
24 #pragma hdrstop
25#endif
26
1e04d2bf 27#include "wx/evtloop.h"
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28
29#ifndef WX_PRECOMP
30 #include "wx/app.h"
bf06fbce 31 #include "wx/nonownedwnd.h"
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32#endif // WX_PRECOMP
33
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34#include "wx/log.h"
35
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36#include "wx/osx/private.h"
37
38// ============================================================================
39// wxEventLoop implementation
40// ============================================================================
41
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42/*
43static int CalculateNSEventMaskFromEventCategory(wxEventCategory cat)
44{
45 NSLeftMouseDownMask |
46 NSLeftMouseUpMask |
47 NSRightMouseDownMask |
48 NSRightMouseUpMask = 1 << NSRightMouseUp,
49 NSMouseMovedMask = 1 << NSMouseMoved,
50 NSLeftMouseDraggedMask = 1 << NSLeftMouseDragged,
51 NSRightMouseDraggedMask = 1 << NSRightMouseDragged,
52 NSMouseEnteredMask = 1 << NSMouseEntered,
53 NSMouseExitedMask = 1 << NSMouseExited,
54 NSScrollWheelMask = 1 << NSScrollWheel,
55#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
56 NSTabletPointMask = 1 << NSTabletPoint,
57 NSTabletProximityMask = 1 << NSTabletProximity,
58#endif
59 NSOtherMouseDownMask = 1 << NSOtherMouseDown,
60 NSOtherMouseUpMask = 1 << NSOtherMouseUp,
61 NSOtherMouseDraggedMask = 1 << NSOtherMouseDragged,
62
63
64
65 NSKeyDownMask = 1 << NSKeyDown,
66 NSKeyUpMask = 1 << NSKeyUp,
67 NSFlagsChangedMask = 1 << NSFlagsChanged,
68
69 NSAppKitDefinedMask = 1 << NSAppKitDefined,
70 NSSystemDefinedMask = 1 << NSSystemDefined,
71 NSApplicationDefinedMask = 1 << NSApplicationDefined,
72 NSPeriodicMask = 1 << NSPeriodic,
73 NSCursorUpdateMask = 1 << NSCursorUpdate,
74
75 NSAnyEventMask = 0xffffffffU
76}
77*/
78
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79wxGUIEventLoop::wxGUIEventLoop()
80{
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81}
82
83//-----------------------------------------------------------------------------
84// events dispatch and loop handling
85//-----------------------------------------------------------------------------
86
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87#if 0
88
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89bool wxGUIEventLoop::Pending() const
90{
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91#if 0
92 // this code doesn't reliably detect pending events
93 // so better return true and have the dispatch deal with it
94 // as otherwise we end up in a tight loop when idle events are responded
95 // to by RequestMore(true)
dbeddfb9 96 wxMacAutoreleasePool autoreleasepool;
a765eef3 97
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98 return [[NSApplication sharedApplication]
99 nextEventMatchingMask: NSAnyEventMask
100 untilDate: nil
101 inMode: NSDefaultRunLoopMode
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102 dequeue: NO] != nil;
103#else
104 return true;
105#endif
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106}
107
108bool wxGUIEventLoop::Dispatch()
109{
110 if ( !wxTheApp )
111 return false;
112
113 wxMacAutoreleasePool autoreleasepool;
114
115 if(NSEvent *event = [NSApp
116 nextEventMatchingMask:NSAnyEventMask
117 untilDate:[NSDate dateWithTimeIntervalSinceNow: m_sleepTime]
118 inMode:NSDefaultRunLoopMode
119 dequeue: YES])
120 {
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121 WXEVENTREF formerEvent = wxTheApp == NULL ? NULL : wxTheApp->MacGetCurrentEvent();
122 WXEVENTHANDLERCALLREF formerHandler = wxTheApp == NULL ? NULL : wxTheApp->MacGetCurrentEventHandlerCallRef();
123
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124 if (wxTheApp)
125 wxTheApp->MacSetCurrentEvent(event, NULL);
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126 m_sleepTime = 0.0;
127 [NSApp sendEvent: event];
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128
129 if (wxTheApp)
130 wxTheApp->MacSetCurrentEvent(formerEvent , formerHandler);
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131 }
132 else
133 {
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134 if (wxTheApp)
135 wxTheApp->ProcessPendingEvents();
136
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137 if ( wxTheApp->ProcessIdle() )
138 m_sleepTime = 0.0 ;
139 else
140 {
141 m_sleepTime = 1.0;
142#if wxUSE_THREADS
143 wxMutexGuiLeave();
144 wxMilliSleep(20);
145 wxMutexGuiEnter();
146#endif
147 }
148 }
149
150 return true;
151}
91407318 152
0056673c 153#endif
f965a844 154
0056673c 155int wxGUIEventLoop::DoDispatchTimeout(unsigned long timeout)
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156{
157 wxMacAutoreleasePool autoreleasepool;
158
159 NSEvent *event = [NSApp
160 nextEventMatchingMask:NSAnyEventMask
161 untilDate:[NSDate dateWithTimeIntervalSinceNow: timeout/1000]
162 inMode:NSDefaultRunLoopMode
163 dequeue: YES];
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164
165 if ( event == nil )
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166 return -1;
167
168 [NSApp sendEvent: event];
169
0056673c 170 return 1;
91407318 171}
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172
173void wxGUIEventLoop::DoRun()
174{
175 wxMacAutoreleasePool autoreleasepool;
176 [NSApp run];
177}
178
179void wxGUIEventLoop::DoStop()
180{
181 [NSApp stop:0];
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182 // only calling stop: is not enough when called from a runloop-observer,
183 // therefore add a dummy event, to make sure the runloop gets another round
184 NSEvent *event = [NSEvent otherEventWithType:NSApplicationDefined
185 location:NSMakePoint(0.0, 0.0)
186 modifierFlags:0
187 timestamp:0
188 windowNumber:0
189 context:nil
190 subtype:0 data1:0 data2:0];
191 [NSApp postEvent:event atStart:FALSE];
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192}
193
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194CFRunLoopRef wxGUIEventLoop::CFGetCurrentRunLoop() const
195{
196 NSRunLoop* nsloop = [NSRunLoop currentRunLoop];
197 return [nsloop getCFRunLoop];
198}
199
200
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201// TODO move into a evtloop_osx.cpp
202
203wxModalEventLoop::wxModalEventLoop(wxWindow *modalWindow)
2439f1d9 204{
cfb0ef70 205 m_modalWindow = dynamic_cast<wxNonOwnedWindow*> (modalWindow);
2439f1d9 206 wxASSERT_MSG( m_modalWindow != NULL, "must pass in a toplevel window for modal event loop" );
cfb0ef70 207 m_modalNativeWindow = m_modalWindow->GetWXWindow();
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208}
209
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210wxModalEventLoop::wxModalEventLoop(WXWindow modalNativeWindow)
211{
212 m_modalWindow = NULL;
213 wxASSERT_MSG( modalNativeWindow != NULL, "must pass in a toplevel window for modal event loop" );
214 m_modalNativeWindow = modalNativeWindow;
215}
216
217// END move into a evtloop_osx.cpp
218
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219void wxModalEventLoop::DoRun()
220{
221 wxMacAutoreleasePool pool;
222
223 // If the app hasn't started, flush the event queue
224 // If we don't do this, the Dock doesn't get the message that
225 // the app has started so will refuse to activate it.
226 [NSApplication sharedApplication];
227 if (![NSApp isRunning])
228 {
229 while(NSEvent *event = [NSApp nextEventMatchingMask:NSAnyEventMask untilDate:nil inMode:NSDefaultRunLoopMode dequeue:YES])
230 {
231 [NSApp sendEvent:event];
232 }
233 }
234
cfb0ef70 235 [NSApp runModalForWindow:m_modalNativeWindow];
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236}
237
238void wxModalEventLoop::DoStop()
239{
240 [NSApp stopModal];
241}
242