src/video/cocoa/SDL_cocoaevents.m
author Sam Lantinga
Sat, 19 Sep 2009 13:29:40 +0000
changeset 3280 00cace2d9080
parent 3120 1282a042d530
child 3517 e7eec78e4b92
permissions -rw-r--r--
Merged a cleaned up version of Jiang's code changes from Google Summer of Code 2009
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2009 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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#include "SDL_timer.h"
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#include "SDL_cocoavideo.h"
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#include "../../events/SDL_events_c.h"
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/* setAppleMenu disappeared from the headers in 10.4 */
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#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
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@interface NSApplication(NSAppleMenu)
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- (void)setAppleMenu:(NSMenu *)menu;
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@end
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#endif
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@implementation NSApplication(SDL)
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- (void)setRunning
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{
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    _running = 1;
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}
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@end
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@interface SDLAppDelegate : NSObject
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- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)sender;
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@end
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@implementation SDLAppDelegate : NSObject
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- (NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication *)sender
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{
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    SDL_SendQuit();
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    return NSTerminateCancel;
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}
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@end
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static NSString *
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GetApplicationName(void)
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{
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    NSDictionary *dict;
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    NSString *appName = 0;
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    /* Determine the application name */
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    dict = (NSDictionary *)CFBundleGetInfoDictionary(CFBundleGetMainBundle());
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    if (dict)
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        appName = [dict objectForKey: @"CFBundleName"];
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    if (![appName length])
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        appName = [[NSProcessInfo processInfo] processName];
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    return appName;
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}
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static void
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CreateApplicationMenus(void)
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{
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    NSString *appName;
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    NSString *title;
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    NSMenu *appleMenu;
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    NSMenu *windowMenu;
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    NSMenuItem *menuItem;
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    /* Create the main menu bar */
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    [NSApp setMainMenu:[[NSMenu alloc] init]];
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    /* Create the application menu */
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    appName = GetApplicationName();
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    appleMenu = [[NSMenu alloc] initWithTitle:@""];
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    /* Add menu items */
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    title = [@"About " stringByAppendingString:appName];
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    [appleMenu addItemWithTitle:title action:@selector(orderFrontStandardAboutPanel:) keyEquivalent:@""];
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    [appleMenu addItem:[NSMenuItem separatorItem]];
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    title = [@"Hide " stringByAppendingString:appName];
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    [appleMenu addItemWithTitle:title action:@selector(hide:) keyEquivalent:@/*"h"*/""];
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    menuItem = (NSMenuItem *)[appleMenu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@/*"h"*/""];
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    [menuItem setKeyEquivalentModifierMask:(NSAlternateKeyMask|NSCommandKeyMask)];
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    [appleMenu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""];
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    [appleMenu addItem:[NSMenuItem separatorItem]];
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    title = [@"Quit " stringByAppendingString:appName];
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    [appleMenu addItemWithTitle:title action:@selector(terminate:) keyEquivalent:@/*"q"*/""];
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    /* Put menu into the menubar */
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    menuItem = [[NSMenuItem alloc] initWithTitle:@"" action:nil keyEquivalent:@""];
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    [menuItem setSubmenu:appleMenu];
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    [[NSApp mainMenu] addItem:menuItem];
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    [menuItem release];
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    /* Tell the application object that this is now the application menu */
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    [NSApp setAppleMenu:appleMenu];
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    [appleMenu release];
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    /* Create the window menu */
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    windowMenu = [[NSMenu alloc] initWithTitle:@"Window"];
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    /* "Minimize" item */
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    menuItem = [[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@/*"m"*/""];
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    [windowMenu addItem:menuItem];
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    [menuItem release];
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    /* Put menu into the menubar */
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    menuItem = [[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""];
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    [menuItem setSubmenu:windowMenu];
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    [[NSApp mainMenu] addItem:menuItem];
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    [menuItem release];
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    /* Tell the application object that this is now the window menu */
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    [NSApp setWindowsMenu:windowMenu];
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    [windowMenu release];
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}
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void
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Cocoa_RegisterApp(void)
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{
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    ProcessSerialNumber psn;
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    NSAutoreleasePool *pool;
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    if (!GetCurrentProcess(&psn)) {
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        TransformProcessType(&psn, kProcessTransformToForegroundApplication);
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        SetFrontProcess(&psn);
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    }
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    pool = [[NSAutoreleasePool alloc] init];
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    if (NSApp == nil) {
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        [NSApplication sharedApplication];
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        if ([NSApp mainMenu] == nil) {
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            CreateApplicationMenus();
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        }
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        [NSApp finishLaunching];
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    }
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    if ([NSApp delegate] == nil) {
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        [NSApp setDelegate:[[SDLAppDelegate alloc] init]];
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    }
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    [NSApp setRunning];
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    [pool release];
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}
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void
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Cocoa_PumpEvents(_THIS)
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{
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    NSAutoreleasePool *pool;
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    /* Update activity every 30 seconds to prevent screensaver */
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    /* FIXME: This define isn't available with 64-bit Mac OS X? */
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#ifdef UsrActivity
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    if (_this->suspend_screensaver) {
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        SDL_VideoData *data = (SDL_VideoData *)_this->driverdata;
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        Uint32 now = SDL_GetTicks();
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        if (!data->screensaver_activity ||
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            (int)(now-data->screensaver_activity) >= 30000) {
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            UpdateSystemActivity(UsrActivity);
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            data->screensaver_activity = now;
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        }
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    }
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#endif
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    pool = [[NSAutoreleasePool alloc] init];
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    while ([NSApp isRunning]) {
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        NSEvent *event = [NSApp nextEventMatchingMask:NSAnyEventMask untilDate:[NSDate distantPast] inMode:NSDefaultRunLoopMode dequeue:YES ];
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        if ( event == nil ) {
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            break;
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        }
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        switch ([event type]) {
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        case NSKeyDown:
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        case NSKeyUp:
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        case NSFlagsChanged:
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            Cocoa_HandleKeyEvent(_this, event);
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            /* Fall through to pass event to NSApp; er, nevermind... */
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            /* FIXME: Find a way to stop the beeping, using delegate */
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            /* Add to support system-wide keyboard shortcuts like CMD+Space */
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            if (([event modifierFlags] & NSCommandKeyMask) || [event type] == NSFlagsChanged)
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               [NSApp sendEvent: event];
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            break;
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        default:
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            [NSApp sendEvent:event];
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            break;
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        }
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    }
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    [pool release];
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}
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