///////////////////////////////////////////////////////////////////////////// // Name: src/osx/cocoa/utils.mm // Purpose: various cocoa utility functions // Author: Stefan Csomor // Modified by: // Created: 1998-01-01 // Copyright: (c) Stefan Csomor // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #include "wx/wxprec.h" #include "wx/utils.h" #include "wx/platinfo.h" #ifndef WX_PRECOMP #include "wx/intl.h" #include "wx/app.h" #if wxUSE_GUI #include "wx/dialog.h" #include "wx/toplevel.h" #include "wx/font.h" #endif #endif #include "wx/apptrait.h" #include "wx/osx/private.h" #include "wx/osx/private/available.h" #if wxUSE_GUI #if wxOSX_USE_COCOA_OR_CARBON #include #include "wx/osx/dcclient.h" #include "wx/osx/private/timer.h" #endif #endif // wxUSE_GUI #if wxUSE_GUI // Emit a beeeeeep void wxBell() { NSBeep(); } @implementation wxNSAppController - (void)applicationWillFinishLaunching:(NSNotification *)application { wxUnusedVar(application); // we must install our handlers later than setting the app delegate, because otherwise our handlers // get overwritten in the meantime NSAppleEventManager *appleEventManager = [NSAppleEventManager sharedAppleEventManager]; [appleEventManager setEventHandler:self andSelector:@selector(handleGetURLEvent:withReplyEvent:) forEventClass:kInternetEventClass andEventID:kAEGetURL]; [appleEventManager setEventHandler:self andSelector:@selector(handleOpenAppEvent:withReplyEvent:) forEventClass:kCoreEventClass andEventID:kAEOpenApplication]; [appleEventManager setEventHandler:self andSelector:@selector(handleQuitAppEvent:withReplyEvent:) forEventClass:kCoreEventClass andEventID:kAEQuitApplication]; wxTheApp->OSXOnWillFinishLaunching(); } - (void)applicationDidFinishLaunching:(NSNotification *)notification { [NSApp stop:nil]; wxTheApp->OSXOnDidFinishLaunching(); } - (void)application:(NSApplication *)sender openFiles:(NSArray *)fileNames { wxUnusedVar(sender); wxArrayString fileList; size_t i; const size_t count = [fileNames count]; for (i = 0; i < count; i++) { fileList.Add( wxCFStringRef::AsStringWithNormalizationFormC([fileNames objectAtIndex:i]) ); } if ( wxTheApp->OSXInitWasCalled() ) wxTheApp->MacOpenFiles(fileList); else wxTheApp->OSXStoreOpenFiles(fileList); } - (NSApplicationPrintReply)application:(NSApplication *)sender printFiles:(NSArray *)fileNames withSettings:(NSDictionary *)printSettings showPrintPanels:(BOOL)showPrintPanels { wxUnusedVar(sender); wxArrayString fileList; size_t i; const size_t count = [fileNames count]; for (i = 0; i < count; i++) { fileList.Add( wxCFStringRef::AsStringWithNormalizationFormC([fileNames objectAtIndex:i]) ); } if ( wxTheApp->OSXInitWasCalled() ) wxTheApp->MacPrintFiles(fileList); else wxTheApp->OSXStorePrintFiles(fileList); return NSPrintingSuccess; } - (BOOL)applicationShouldHandleReopen:(NSApplication *)sender hasVisibleWindows:(BOOL)flag { wxUnusedVar(flag); wxUnusedVar(sender); if ( wxTheApp->OSXInitWasCalled() ) wxTheApp->MacReopenApp(); // else: It's possible that this function was called as the first thing. // This can happen when OS X restores running apps when starting a new // user session. Apps that were hidden (dock only) when the previous // session terminated are only restored in a limited, resources-saving // way. When the user clicks the icon, applicationShouldHandleReopen: // is called, but we didn't call OnInit() yet. In this case, we // shouldn't call MacReopenApp(), but should proceed with normal // initialization. return NO; } - (void)handleGetURLEvent:(NSAppleEventDescriptor *)event withReplyEvent:(NSAppleEventDescriptor *)replyEvent { wxUnusedVar(replyEvent); NSString* url = [[event descriptorAtIndex:1] stringValue]; wxCFStringRef cf(wxCFRetain(url)); if ( wxTheApp->OSXInitWasCalled() ) wxTheApp->MacOpenURL(cf.AsString()) ; else wxTheApp->OSXStoreOpenURL(cf.AsString()); } - (void)handleQuitAppEvent:(NSAppleEventDescriptor *)event withReplyEvent:(NSAppleEventDescriptor *)replyEvent { if ( wxTheApp->OSXOnShouldTerminate() ) { wxTheApp->OSXOnWillTerminate(); wxTheApp->ExitMainLoop(); } } - (void)handleOpenAppEvent:(NSAppleEventDescriptor *)event withReplyEvent:(NSAppleEventDescriptor *)replyEvent { wxUnusedVar(replyEvent); } /* Allowable return values are: NSTerminateNow - it is ok to proceed with termination NSTerminateCancel - the application should not be terminated NSTerminateLater - it may be ok to proceed with termination later. The application must call -replyToApplicationShouldTerminate: with YES or NO once the answer is known this return value is for delegates who need to provide document modal alerts (sheets) in order to decide whether to quit. */ - (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)sender { wxUnusedVar(sender); if ( !wxTheApp->OSXOnShouldTerminate() ) return NSTerminateCancel; return NSTerminateNow; } - (void)applicationWillTerminate:(NSNotification *)application { wxUnusedVar(application); wxTheApp->OSXOnWillTerminate(); } - (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)sender { wxUnusedVar(sender); // let wx do this, not cocoa return NO; } - (void)applicationDidBecomeActive:(NSNotification *)notification { wxUnusedVar(notification); for ( wxWindowList::const_iterator i = wxTopLevelWindows.begin(), end = wxTopLevelWindows.end(); i != end; ++i ) { wxTopLevelWindow * const win = static_cast(*i); wxNonOwnedWindowImpl* winimpl = win ? win->GetNonOwnedPeer() : NULL; WXWindow nswindow = win ? win->GetWXWindow() : nil; if ( nswindow && [nswindow hidesOnDeactivate] == NO && winimpl) winimpl->RestoreWindowLevel(); } if ( wxTheApp ) wxTheApp->SetActive( true , NULL ) ; } - (void)applicationWillResignActive:(NSNotification *)notification { wxUnusedVar(notification); for ( wxWindowList::const_iterator i = wxTopLevelWindows.begin(), end = wxTopLevelWindows.end(); i != end; ++i ) { wxTopLevelWindow * const win = static_cast(*i); WXWindow nswindow = win ? win->GetWXWindow() : nil; if ( nswindow && [nswindow level] == kCGFloatingWindowLevel && [nswindow hidesOnDeactivate] == NO ) [nswindow setLevel:kCGNormalWindowLevel]; } } - (void)applicationDidResignActive:(NSNotification *)notification { wxUnusedVar(notification); if ( wxTheApp ) wxTheApp->SetActive( false , NULL ) ; } @end /* allows ShowModal to work when using sheets. see include/wx/osx/cocoa/private.h for more info */ @implementation ModalDialogDelegate - (id)init { if ( self = [super init] ) { sheetFinished = NO; resultCode = -1; impl = 0; } return self; } - (void)setImplementation: (wxDialog *)dialog { impl = dialog; } - (BOOL)finished { return sheetFinished; } - (int)code { return resultCode; } - (void)waitForSheetToFinish { while (!sheetFinished) { wxSafeYield(); } } - (void)sheetDidEnd:(NSWindow *)sheet returnCode:(int)returnCode contextInfo:(void *)contextInfo { wxUnusedVar(contextInfo); resultCode = returnCode; sheetFinished = YES; // NSAlerts don't need nor respond to orderOut if ([sheet respondsToSelector:@selector(orderOut:)]) [sheet orderOut: self]; if (impl) impl->ModalFinishedCallback(sheet, returnCode); } @end // more on bringing non-bundled apps to the foreground // https://devforums.apple.com/thread/203753 #if 0 // one possible solution is also quoted here // from https://stackoverflow.com/questions/7596643/when-calling-transformprocesstype-the-app-menu-doesnt-show-up @interface wxNSNonBundledAppHelper : NSObject { } + (void)transformToForegroundApplication; @end @implementation wxNSNonBundledAppHelper + (void)transformToForegroundApplication { for (NSRunningApplication * app in [NSRunningApplication runningApplicationsWithBundleIdentifier:@"com.apple.finder"]) { [app activateWithOptions:NSApplicationActivateIgnoringOtherApps]; break; } [self performSelector:@selector(transformStep2) withObject:nil afterDelay:0.1]; } + (void)transformStep2 { ProcessSerialNumber psn = { 0, kCurrentProcess }; (void) TransformProcessType(&psn, kProcessTransformToForegroundApplication); [self performSelector:@selector(transformStep3) withObject:nil afterDelay:0.1]; } + (void)transformStep3 { [[NSRunningApplication currentApplication] activateWithOptions:NSApplicationActivateIgnoringOtherApps]; } @end #endif // here we subclass NSApplication, for the purpose of being able to override sendEvent. @interface wxNSApplication : NSApplication { } - (id)init; - (void)sendEvent:(NSEvent *)anEvent; @end @implementation wxNSApplication - (id)init { if ( self = [super init] ) { // further init } return self; } - (void) transformToForegroundApplication { ProcessSerialNumber psn = { 0, kCurrentProcess }; TransformProcessType(&psn, kProcessTransformToForegroundApplication); [[NSRunningApplication currentApplication] activateWithOptions: (NSApplicationActivateAllWindows | NSApplicationActivateIgnoringOtherApps)]; } /* This is needed because otherwise we don't receive any key-up events for command-key combinations (an AppKit bug, apparently) */ - (void)sendEvent:(NSEvent *)anEvent { if ([anEvent type] == NSKeyUp && ([anEvent modifierFlags] & NSCommandKeyMask)) [[self keyWindow] sendEvent:anEvent]; else [super sendEvent:anEvent]; } @end WX_NSObject appcontroller = nil; NSLayoutManager* gNSLayoutManager = nil; WX_NSObject wxApp::OSXCreateAppController() { return [[wxNSAppController alloc] init]; } bool wxApp::DoInitGui() { wxMacAutoreleasePool pool; if (!sm_isEmbedded) { [wxNSApplication sharedApplication]; if ( OSXIsGUIApplication() ) { CFURLRef url = CFBundleCopyBundleURL(CFBundleGetMainBundle() ) ; CFStringRef path = CFURLCopyFileSystemPath ( url , kCFURLPOSIXPathStyle ) ; CFRelease( url ) ; wxString app = wxCFStringRef(path).AsString(wxLocale::GetSystemEncoding()); // workaround is only needed for non-bundled apps if ( !app.EndsWith(".app") ) { [(wxNSApplication*) [wxNSApplication sharedApplication] transformToForegroundApplication]; } } appcontroller = OSXCreateAppController(); [[NSApplication sharedApplication] setDelegate:(id )appcontroller]; [NSColor setIgnoresAlpha:NO]; } gNSLayoutManager = [[NSLayoutManager alloc] init]; // This call makes it so that appplication:openFile: doesn't get bogus calls // from Cocoa doing its own parsing of the argument string. And yes, we need // to use a string with a boolean value in it. That's just how it works. [[NSUserDefaults standardUserDefaults] setObject:@"NO" forKey:@"NSTreatUnknownArgumentsAsOpen"]; return true; } bool wxApp::CallOnInit() { wxMacAutoreleasePool autoreleasepool; m_onInitResult = false; m_inited = false; if ( !sm_isEmbedded ) { // Feed the upcoming event loop with a dummy event. Without this, // [NSApp run] below wouldn't return, as we expect it to, if the // application was launched without being activated and would block // until the dock icon was clicked - delaying OnInit() call too. NSEvent *event = [NSEvent otherEventWithType:NSApplicationDefined location:NSMakePoint(0.0, 0.0) modifierFlags:0 timestamp:0 windowNumber:0 context:nil subtype:0 data1:0 data2:0]; [NSApp postEvent:event atStart:FALSE]; [NSApp run]; } m_onInitResult = OnInit(); m_inited = true; if ( !sm_isEmbedded && m_onInitResult ) { if ( m_openFiles.GetCount() > 0 ) MacOpenFiles(m_openFiles); else if ( m_printFiles.GetCount() > 0 ) MacPrintFiles(m_printFiles); else if ( m_getURL.Len() > 0 ) MacOpenURL(m_getURL); else MacNewFile(); } return m_onInitResult; } void wxApp::DoCleanUp() { if ( appcontroller != nil ) { [NSApp setDelegate:nil]; [appcontroller release]; appcontroller = nil; } if ( gNSLayoutManager != nil ) { [gNSLayoutManager release]; gNSLayoutManager = nil; } } void wxApp::OSXEnableAutomaticTabbing(bool enable) { // Automatic tabbing was first introduced in 10.12 #if __MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_12 if ( WX_IS_MACOS_AVAILABLE(10, 12) ) { [NSWindow setAllowsAutomaticWindowTabbing:enable]; } #endif // macOS 10.12+ } extern // used from src/osx/core/display.cpp wxRect wxOSXGetMainDisplayClientArea() { NSRect displayRect = [wxOSXGetMenuScreen() visibleFrame]; return wxFromNSRect( NULL, displayRect ); } void wxGetMousePosition( int* x, int* y ) { wxPoint pt = wxFromNSPoint(NULL, [NSEvent mouseLocation]); if ( x ) *x = pt.x; if ( y ) *y = pt.y; }; wxMouseState wxGetMouseState() { wxMouseState ms; wxPoint pt = wxGetMousePosition(); ms.SetX(pt.x); ms.SetY(pt.y); NSUInteger modifiers = [NSEvent modifierFlags]; NSUInteger buttons = [NSEvent pressedMouseButtons]; ms.SetLeftDown( (buttons & 0x01) != 0 ); ms.SetMiddleDown( (buttons & 0x04) != 0 ); ms.SetRightDown( (buttons & 0x02) != 0 ); ms.SetRawControlDown(modifiers & NSControlKeyMask); ms.SetShiftDown(modifiers & NSShiftKeyMask); ms.SetAltDown(modifiers & NSAlternateKeyMask); ms.SetControlDown(modifiers & NSCommandKeyMask); return ms; } wxTimerImpl* wxGUIAppTraits::CreateTimerImpl(wxTimer *timer) { return new wxOSXTimerImpl(timer); } int gs_wxBusyCursorCount = 0; extern wxCursor gMacCurrentCursor; wxCursor gMacStoredActiveCursor; // Set the cursor to the busy cursor for all windows void wxBeginBusyCursor(const wxCursor *cursor) { if (gs_wxBusyCursorCount++ == 0) { NSEnumerator *enumerator = [[[NSApplication sharedApplication] windows] objectEnumerator]; id object; while ((object = [enumerator nextObject])) { [(NSWindow*) object disableCursorRects]; } gMacStoredActiveCursor = gMacCurrentCursor; cursor->MacInstall(); wxSetCursor(*cursor); } //else: nothing to do, already set } // Restore cursor to normal void wxEndBusyCursor() { wxCHECK_RET( gs_wxBusyCursorCount > 0, wxT("no matching wxBeginBusyCursor() for wxEndBusyCursor()") ); if (--gs_wxBusyCursorCount == 0) { NSEnumerator *enumerator = [[[NSApplication sharedApplication] windows] objectEnumerator]; id object; while ((object = [enumerator nextObject])) { [(NSWindow*) object enableCursorRects]; } wxSetCursor(wxNullCursor); gMacStoredActiveCursor.MacInstall(); gMacStoredActiveCursor = wxNullCursor; } } // true if we're between the above two calls bool wxIsBusy() { return (gs_wxBusyCursorCount > 0); } wxBitmap wxWindowDCImpl::DoGetAsBitmap(const wxRect *subrect) const { // wxScreenDC is derived from wxWindowDC, so a screen dc will // call this method when a Blit is performed with it as a source. if (!m_window) return wxNullBitmap; const wxSize bitmapSize(subrect ? subrect->GetSize() : m_window->GetSize()); wxBitmap bitmap; bitmap.CreateScaled(bitmapSize.x, bitmapSize.y, -1, m_contentScaleFactor); NSView* view = (NSView*) m_window->GetHandle(); if ( [view isHiddenOrHasHiddenAncestor] == NO ) { // the old implementaiton is not working under 10.15, the new one should work for older systems as well // however the new implementation does not take into account the backgroundViews, and I'm not sure about // until we're // sure the replacement is always better bool useOldImplementation = false; NSBitmapImageRep *rep = nil; if ( useOldImplementation ) { [view lockFocus]; // we use this method as other methods force a repaint, and this method can be // called from OnPaint, even with the window's paint dc as source (see wxHTMLWindow) rep = [[NSBitmapImageRep alloc] initWithFocusedViewRect: [view bounds]]; [view unlockFocus]; } else { rep = [view bitmapImageRepForCachingDisplayInRect:[view bounds]]; [view cacheDisplayInRect:[view bounds] toBitmapImageRep:rep]; } CGImageRef cgImageRef = (CGImageRef)[rep CGImage]; CGRect r = CGRectMake( 0 , 0 , CGImageGetWidth(cgImageRef) , CGImageGetHeight(cgImageRef) ); // The bitmap created by wxBitmap::CreateScaled() above is scaled, // so we need to adjust the coordinates for it. r.size.width /= m_contentScaleFactor; r.size.height /= m_contentScaleFactor; // since our context is upside down we dont use CGContextDrawImage wxMacDrawCGImage( (CGContextRef) bitmap.GetHBITMAP() , &r, cgImageRef ) ; if ( useOldImplementation ) [rep release]; } return bitmap; } #endif // wxUSE_GUI