ui/cocoa.m

   1 /*
   2  * QEMU Cocoa CG display driver
   3  *
   4  * Copyright (c) 2008 Mike Kronenberg
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24
  25 #import <Cocoa/Cocoa.h>
  26 #include <crt_externs.h>
  27
  28 #include "qemu-common.h"
  29 #include "ui/console.h"
  30 #include "sysemu/sysemu.h"
  31
  32 #ifndef MAC_OS_X_VERSION_10_4
  33 #define MAC_OS_X_VERSION_10_4 1040
  34 #endif
  35 #ifndef MAC_OS_X_VERSION_10_5
  36 #define MAC_OS_X_VERSION_10_5 1050
  37 #endif
  38 #ifndef MAC_OS_X_VERSION_10_6
  39 #define MAC_OS_X_VERSION_10_6 1060
  40 #endif
  41
  42
  43 //#define DEBUG
  44
  45 #ifdef DEBUG
  46 #define COCOA_DEBUG(...)  { (void) fprintf (stdout, __VA_ARGS__); }
  47 #else
  48 #define COCOA_DEBUG(...)  ((void) 0)
  49 #endif
  50
  51 #define cgrect(nsrect) (*(CGRect *)&(nsrect))
  52 #define COCOA_MOUSE_EVENT \
  53         if (isTabletEnabled) { \
  54             kbd_mouse_event((int)(p.x * 0x7FFF / (screen.width - 1)), (int)((screen.height - p.y) * 0x7FFF / (screen.height - 1)), 0, buttons); \
  55         } else if (isMouseGrabbed) { \
  56             kbd_mouse_event((int)[event deltaX], (int)[event deltaY], 0, buttons); \
  57         } else { \
  58             [NSApp sendEvent:event]; \
  59         }
  60
  61 typedef struct {
  62     int width;
  63     int height;
  64     int bitsPerComponent;
  65     int bitsPerPixel;
  66 } QEMUScreen;
  67
  68 NSWindow *normalWindow;
  69 static DisplayChangeListener *dcl;
  70
  71 int gArgc;
  72 char **gArgv;
  73
  74 // keymap conversion
  75 int keymap[] =
  76 {
  77 //  SdlI    macI    macH    SdlH    104xtH  104xtC  sdl
  78     30, //  0       0x00    0x1e            A       QZ_a
  79     31, //  1       0x01    0x1f            S       QZ_s
  80     32, //  2       0x02    0x20            D       QZ_d
  81     33, //  3       0x03    0x21            F       QZ_f
  82     35, //  4       0x04    0x23            H       QZ_h
  83     34, //  5       0x05    0x22            G       QZ_g
  84     44, //  6       0x06    0x2c            Z       QZ_z
  85     45, //  7       0x07    0x2d            X       QZ_x
  86     46, //  8       0x08    0x2e            C       QZ_c
  87     47, //  9       0x09    0x2f            V       QZ_v
  88     0,  //  10      0x0A    Undefined
  89     48, //  11      0x0B    0x30            B       QZ_b
  90     16, //  12      0x0C    0x10            Q       QZ_q
  91     17, //  13      0x0D    0x11            W       QZ_w
  92     18, //  14      0x0E    0x12            E       QZ_e
  93     19, //  15      0x0F    0x13            R       QZ_r
  94     21, //  16      0x10    0x15            Y       QZ_y
  95     20, //  17      0x11    0x14            T       QZ_t
  96     2,  //  18      0x12    0x02            1       QZ_1
  97     3,  //  19      0x13    0x03            2       QZ_2
  98     4,  //  20      0x14    0x04            3       QZ_3
  99     5,  //  21      0x15    0x05            4       QZ_4
 100     7,  //  22      0x16    0x07            6       QZ_6
 101     6,  //  23      0x17    0x06            5       QZ_5
 102     13, //  24      0x18    0x0d            =       QZ_EQUALS
 103     10, //  25      0x19    0x0a            9       QZ_9
 104     8,  //  26      0x1A    0x08            7       QZ_7
 105     12, //  27      0x1B    0x0c            -       QZ_MINUS
 106     9,  //  28      0x1C    0x09            8       QZ_8
 107     11, //  29      0x1D    0x0b            0       QZ_0
 108     27, //  30      0x1E    0x1b            ]       QZ_RIGHTBRACKET
 109     24, //  31      0x1F    0x18            O       QZ_o
 110     22, //  32      0x20    0x16            U       QZ_u
 111     26, //  33      0x21    0x1a            [       QZ_LEFTBRACKET
 112     23, //  34      0x22    0x17            I       QZ_i
 113     25, //  35      0x23    0x19            P       QZ_p
 114     28, //  36      0x24    0x1c            ENTER   QZ_RETURN
 115     38, //  37      0x25    0x26            L       QZ_l
 116     36, //  38      0x26    0x24            J       QZ_j
 117     40, //  39      0x27    0x28            '       QZ_QUOTE
 118     37, //  40      0x28    0x25            K       QZ_k
 119     39, //  41      0x29    0x27            ;       QZ_SEMICOLON
 120     43, //  42      0x2A    0x2b            \       QZ_BACKSLASH
 121     51, //  43      0x2B    0x33            ,       QZ_COMMA
 122     53, //  44      0x2C    0x35            /       QZ_SLASH
 123     49, //  45      0x2D    0x31            N       QZ_n
 124     50, //  46      0x2E    0x32            M       QZ_m
 125     52, //  47      0x2F    0x34            .       QZ_PERIOD
 126     15, //  48      0x30    0x0f            TAB     QZ_TAB
 127     57, //  49      0x31    0x39            SPACE   QZ_SPACE
 128     41, //  50      0x32    0x29            `       QZ_BACKQUOTE
 129     14, //  51      0x33    0x0e            BKSP    QZ_BACKSPACE
 130     0,  //  52      0x34    Undefined
 131     1,  //  53      0x35    0x01            ESC     QZ_ESCAPE
 132     220, // 54      0x36    0xdc    E0,5C   R GUI   QZ_RMETA
 133     219, // 55      0x37    0xdb    E0,5B   L GUI   QZ_LMETA
 134     42, //  56      0x38    0x2a            L SHFT  QZ_LSHIFT
 135     58, //  57      0x39    0x3a            CAPS    QZ_CAPSLOCK
 136     56, //  58      0x3A    0x38            L ALT   QZ_LALT
 137     29, //  59      0x3B    0x1d            L CTRL  QZ_LCTRL
 138     54, //  60      0x3C    0x36            R SHFT  QZ_RSHIFT
 139     184,//  61      0x3D    0xb8    E0,38   R ALT   QZ_RALT
 140     157,//  62      0x3E    0x9d    E0,1D   R CTRL  QZ_RCTRL
 141     0,  //  63      0x3F    Undefined
 142     0,  //  64      0x40    Undefined
 143     0,  //  65      0x41    Undefined
 144     0,  //  66      0x42    Undefined
 145     55, //  67      0x43    0x37            KP *    QZ_KP_MULTIPLY
 146     0,  //  68      0x44    Undefined
 147     78, //  69      0x45    0x4e            KP +    QZ_KP_PLUS
 148     0,  //  70      0x46    Undefined
 149     69, //  71      0x47    0x45            NUM     QZ_NUMLOCK
 150     0,  //  72      0x48    Undefined
 151     0,  //  73      0x49    Undefined
 152     0,  //  74      0x4A    Undefined
 153     181,//  75      0x4B    0xb5    E0,35   KP /    QZ_KP_DIVIDE
 154     152,//  76      0x4C    0x9c    E0,1C   KP EN   QZ_KP_ENTER
 155     0,  //  77      0x4D    undefined
 156     74, //  78      0x4E    0x4a            KP -    QZ_KP_MINUS
 157     0,  //  79      0x4F    Undefined
 158     0,  //  80      0x50    Undefined
 159     0,  //  81      0x51                            QZ_KP_EQUALS
 160     82, //  82      0x52    0x52            KP 0    QZ_KP0
 161     79, //  83      0x53    0x4f            KP 1    QZ_KP1
 162     80, //  84      0x54    0x50            KP 2    QZ_KP2
 163     81, //  85      0x55    0x51            KP 3    QZ_KP3
 164     75, //  86      0x56    0x4b            KP 4    QZ_KP4
 165     76, //  87      0x57    0x4c            KP 5    QZ_KP5
 166     77, //  88      0x58    0x4d            KP 6    QZ_KP6
 167     71, //  89      0x59    0x47            KP 7    QZ_KP7
 168     0,  //  90      0x5A    Undefined
 169     72, //  91      0x5B    0x48            KP 8    QZ_KP8
 170     73, //  92      0x5C    0x49            KP 9    QZ_KP9
 171     0,  //  93      0x5D    Undefined
 172     0,  //  94      0x5E    Undefined
 173     0,  //  95      0x5F    Undefined
 174     63, //  96      0x60    0x3f            F5      QZ_F5
 175     64, //  97      0x61    0x40            F6      QZ_F6
 176     65, //  98      0x62    0x41            F7      QZ_F7
 177     61, //  99      0x63    0x3d            F3      QZ_F3
 178     66, //  100     0x64    0x42            F8      QZ_F8
 179     67, //  101     0x65    0x43            F9      QZ_F9
 180     0,  //  102     0x66    Undefined
 181     87, //  103     0x67    0x57            F11     QZ_F11
 182     0,  //  104     0x68    Undefined
 183     183,//  105     0x69    0xb7                    QZ_PRINT
 184     0,  //  106     0x6A    Undefined
 185     70, //  107     0x6B    0x46            SCROLL  QZ_SCROLLOCK
 186     0,  //  108     0x6C    Undefined
 187     68, //  109     0x6D    0x44            F10     QZ_F10
 188     0,  //  110     0x6E    Undefined
 189     88, //  111     0x6F    0x58            F12     QZ_F12
 190     0,  //  112     0x70    Undefined
 191     110,//  113     0x71    0x0                     QZ_PAUSE
 192     210,//  114     0x72    0xd2    E0,52   INSERT  QZ_INSERT
 193     199,//  115     0x73    0xc7    E0,47   HOME    QZ_HOME
 194     201,//  116     0x74    0xc9    E0,49   PG UP   QZ_PAGEUP
 195     211,//  117     0x75    0xd3    E0,53   DELETE  QZ_DELETE
 196     62, //  118     0x76    0x3e            F4      QZ_F4
 197     207,//  119     0x77    0xcf    E0,4f   END     QZ_END
 198     60, //  120     0x78    0x3c            F2      QZ_F2
 199     209,//  121     0x79    0xd1    E0,51   PG DN   QZ_PAGEDOWN
 200     59, //  122     0x7A    0x3b            F1      QZ_F1
 201     203,//  123     0x7B    0xcb    e0,4B   L ARROW QZ_LEFT
 202     205,//  124     0x7C    0xcd    e0,4D   R ARROW QZ_RIGHT
 203     208,//  125     0x7D    0xd0    E0,50   D ARROW QZ_DOWN
 204     200,//  126     0x7E    0xc8    E0,48   U ARROW QZ_UP
 205 /* completed according to http://www.libsdl.org/cgi/cvsweb.cgi/SDL12/src/video/quartz/SDL_QuartzKeys.h?rev=1.6&content-type=text/x-cvsweb-markup */
 206
 207 /* Additional 104 Key XP-Keyboard Scancodes from http://www.computer-engineering.org/ps2keyboard/scancodes1.html */
 208 /*
 209     221 //          0xdd            e0,5d   APPS
 210         //              E0,2A,E0,37         PRNT SCRN
 211         //              E1,1D,45,E1,9D,C5   PAUSE
 212     83  //          0x53    0x53            KP .
 213 // ACPI Scan Codes
 214     222 //          0xde            E0, 5E  Power
 215     223 //          0xdf            E0, 5F  Sleep
 216     227 //          0xe3            E0, 63  Wake
 217 // Windows Multimedia Scan Codes
 218     153 //          0x99            E0, 19  Next Track
 219     144 //          0x90            E0, 10  Previous Track
 220     164 //          0xa4            E0, 24  Stop
 221     162 //          0xa2            E0, 22  Play/Pause
 222     160 //          0xa0            E0, 20  Mute
 223     176 //          0xb0            E0, 30  Volume Up
 224     174 //          0xae            E0, 2E  Volume Down
 225     237 //          0xed            E0, 6D  Media Select
 226     236 //          0xec            E0, 6C  E-Mail
 227     161 //          0xa1            E0, 21  Calculator
 228     235 //          0xeb            E0, 6B  My Computer
 229     229 //          0xe5            E0, 65  WWW Search
 230     178 //          0xb2            E0, 32  WWW Home
 231     234 //          0xea            E0, 6A  WWW Back
 232     233 //          0xe9            E0, 69  WWW Forward
 233     232 //          0xe8            E0, 68  WWW Stop
 234     231 //          0xe7            E0, 67  WWW Refresh
 235     230 //          0xe6            E0, 66  WWW Favorites
 236 */
 237 };
 238
 239 static int cocoa_keycode_to_qemu(int keycode)
 240 {
 241     if (ARRAY_SIZE(keymap) <= keycode) {
 242         fprintf(stderr, "(cocoa) warning unknown keycode 0x%x\n", keycode);
 243         return 0;
 244     }
 245     return keymap[keycode];
 246 }
 247
 248
 249
 250 /*
 251  ------------------------------------------------------
 252     QemuCocoaView
 253  ------------------------------------------------------
 254 */
 255 @interface QemuCocoaView : NSView
 256 {
 257     QEMUScreen screen;
 258     NSWindow *fullScreenWindow;
 259     float cx,cy,cw,ch,cdx,cdy;
 260     CGDataProviderRef dataProviderRef;
 261     int modifiers_state[256];
 262     BOOL isMouseGrabbed;
 263     BOOL isFullscreen;
 264     BOOL isAbsoluteEnabled;
 265     BOOL isTabletEnabled;
 266 }
 267 - (void) switchSurface:(DisplaySurface *)surface;
 268 - (void) grabMouse;
 269 - (void) ungrabMouse;
 270 - (void) toggleFullScreen:(id)sender;
 271 - (void) handleEvent:(NSEvent *)event;
 272 - (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled;
 273 - (BOOL) isMouseGrabbed;
 274 - (BOOL) isAbsoluteEnabled;
 275 - (float) cdx;
 276 - (float) cdy;
 277 - (QEMUScreen) gscreen;
 278 @end
 279
 280 QemuCocoaView *cocoaView;
 281
 282 @implementation QemuCocoaView
 283 - (id)initWithFrame:(NSRect)frameRect
 284 {
 285     COCOA_DEBUG("QemuCocoaView: initWithFrame\n");
 286
 287     self = [super initWithFrame:frameRect];
 288     if (self) {
 289
 290         screen.bitsPerComponent = 8;
 291         screen.bitsPerPixel = 32;
 292         screen.width = frameRect.size.width;
 293         screen.height = frameRect.size.height;
 294
 295     }
 296     return self;
 297 }
 298
 299 - (void) dealloc
 300 {
 301     COCOA_DEBUG("QemuCocoaView: dealloc\n");
 302
 303     if (dataProviderRef)
 304         CGDataProviderRelease(dataProviderRef);
 305
 306     [super dealloc];
 307 }
 308
 309 - (BOOL) isOpaque
 310 {
 311     return YES;
 312 }
 313
 314 - (void) drawRect:(NSRect) rect
 315 {
 316     COCOA_DEBUG("QemuCocoaView: drawRect\n");
 317
 318     // get CoreGraphic context
 319     CGContextRef viewContextRef = [[NSGraphicsContext currentContext] graphicsPort];
 320     CGContextSetInterpolationQuality (viewContextRef, kCGInterpolationNone);
 321     CGContextSetShouldAntialias (viewContextRef, NO);
 322
 323     // draw screen bitmap directly to Core Graphics context
 324     if (dataProviderRef) {
 325         CGImageRef imageRef = CGImageCreate(
 326             screen.width, //width
 327             screen.height, //height
 328             screen.bitsPerComponent, //bitsPerComponent
 329             screen.bitsPerPixel, //bitsPerPixel
 330             (screen.width * (screen.bitsPerComponent/2)), //bytesPerRow
 331 #ifdef __LITTLE_ENDIAN__
 332             CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB), //colorspace for OS X >= 10.4
 333             kCGBitmapByteOrder32Little | kCGImageAlphaNoneSkipFirst,
 334 #else
 335             CGColorSpaceCreateDeviceRGB(), //colorspace for OS X < 10.4 (actually ppc)
 336             kCGImageAlphaNoneSkipFirst, //bitmapInfo
 337 #endif
 338             dataProviderRef, //provider
 339             NULL, //decode
 340             0, //interpolate
 341             kCGRenderingIntentDefault //intent
 342         );
 343 // test if host supports "CGImageCreateWithImageInRect" at compile time
 344 #if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4)
 345         if (CGImageCreateWithImageInRect == NULL) { // test if "CGImageCreateWithImageInRect" is supported on host at runtime
 346 #endif
 347             // compatibility drawing code (draws everything) (OS X < 10.4)
 348             CGContextDrawImage (viewContextRef, CGRectMake(0, 0, [self bounds].size.width, [self bounds].size.height), imageRef);
 349 #if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4)
 350         } else {
 351             // selective drawing code (draws only dirty rectangles) (OS X >= 10.4)
 352             const NSRect *rectList;
 353 #if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)
 354             NSInteger rectCount;
 355 #else
 356             int rectCount;
 357 #endif
 358             int i;
 359             CGImageRef clipImageRef;
 360             CGRect clipRect;
 361
 362             [self getRectsBeingDrawn:&rectList count:&rectCount];
 363             for (i = 0; i < rectCount; i++) {
 364                 clipRect.origin.x = rectList[i].origin.x / cdx;
 365                 clipRect.origin.y = (float)screen.height - (rectList[i].origin.y + rectList[i].size.height) / cdy;
 366                 clipRect.size.width = rectList[i].size.width / cdx;
 367                 clipRect.size.height = rectList[i].size.height / cdy;
 368                 clipImageRef = CGImageCreateWithImageInRect(
 369                     imageRef,
 370                     clipRect
 371                 );
 372                 CGContextDrawImage (viewContextRef, cgrect(rectList[i]), clipImageRef);
 373                 CGImageRelease (clipImageRef);
 374             }
 375         }
 376 #endif
 377         CGImageRelease (imageRef);
 378     }
 379 }
 380
 381 - (void) setContentDimensions
 382 {
 383     COCOA_DEBUG("QemuCocoaView: setContentDimensions\n");
 384
 385     if (isFullscreen) {
 386         cdx = [[NSScreen mainScreen] frame].size.width / (float)screen.width;
 387         cdy = [[NSScreen mainScreen] frame].size.height / (float)screen.height;
 388         cw = screen.width * cdx;
 389         ch = screen.height * cdy;
 390         cx = ([[NSScreen mainScreen] frame].size.width - cw) / 2.0;
 391         cy = ([[NSScreen mainScreen] frame].size.height - ch) / 2.0;
 392     } else {
 393         cx = 0;
 394         cy = 0;
 395         cw = screen.width;
 396         ch = screen.height;
 397         cdx = 1.0;
 398         cdy = 1.0;
 399     }
 400 }
 401
 402 - (void) switchSurface:(DisplaySurface *)surface
 403 {
 404     COCOA_DEBUG("QemuCocoaView: switchSurface\n");
 405
 406     int w = surface_width(surface);
 407     int h = surface_height(surface);
 408
 409     // update screenBuffer
 410     if (dataProviderRef)
 411         CGDataProviderRelease(dataProviderRef);
 412
 413     //sync host window color space with guests
 414         screen.bitsPerPixel = surface_bits_per_pixel(surface);
 415         screen.bitsPerComponent = surface_bytes_per_pixel(surface) * 2;
 416
 417     dataProviderRef = CGDataProviderCreateWithData(NULL, surface_data(surface), w * 4 * h, NULL);
 418
 419     // update windows
 420     if (isFullscreen) {
 421         [[fullScreenWindow contentView] setFrame:[[NSScreen mainScreen] frame]];
 422         [normalWindow setFrame:NSMakeRect([normalWindow frame].origin.x, [normalWindow frame].origin.y - h + screen.height, w, h + [normalWindow frame].size.height - screen.height) display:NO animate:NO];
 423     } else {
 424         if (qemu_name)
 425             [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s", qemu_name]];
 426         [normalWindow setFrame:NSMakeRect([normalWindow frame].origin.x, [normalWindow frame].origin.y - h + screen.height, w, h + [normalWindow frame].size.height - screen.height) display:YES animate:NO];
 427     }
 428     screen.width = w;
 429     screen.height = h;
 430         [normalWindow center];
 431     [self setContentDimensions];
 432     [self setFrame:NSMakeRect(cx, cy, cw, ch)];
 433 }
 434
 435 - (void) toggleFullScreen:(id)sender
 436 {
 437     COCOA_DEBUG("QemuCocoaView: toggleFullScreen\n");
 438
 439     if (isFullscreen) { // switch from fullscreen to desktop
 440         isFullscreen = FALSE;
 441         [self ungrabMouse];
 442         [self setContentDimensions];
 443 // test if host supports "exitFullScreenModeWithOptions" at compile time
 444 #if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)
 445         if ([NSView respondsToSelector:@selector(exitFullScreenModeWithOptions:)]) { // test if "exitFullScreenModeWithOptions" is supported on host at runtime
 446             [self exitFullScreenModeWithOptions:nil];
 447         } else {
 448 #endif
 449             [fullScreenWindow close];
 450             [normalWindow setContentView: self];
 451             [normalWindow makeKeyAndOrderFront: self];
 452             [NSMenu setMenuBarVisible:YES];
 453 #if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)
 454         }
 455 #endif
 456     } else { // switch from desktop to fullscreen
 457         isFullscreen = TRUE;
 458         [self grabMouse];
 459         [self setContentDimensions];
 460 // test if host supports "enterFullScreenMode:withOptions" at compile time
 461 #if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)
 462         if ([NSView respondsToSelector:@selector(enterFullScreenMode:withOptions:)]) { // test if "enterFullScreenMode:withOptions" is supported on host at runtime
 463             [self enterFullScreenMode:[NSScreen mainScreen] withOptions:[NSDictionary dictionaryWithObjectsAndKeys:
 464                 [NSNumber numberWithBool:NO], NSFullScreenModeAllScreens,
 465                 [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithBool:NO], kCGDisplayModeIsStretched, nil], NSFullScreenModeSetting,
 466                  nil]];
 467         } else {
 468 #endif
 469             [NSMenu setMenuBarVisible:NO];
 470             fullScreenWindow = [[NSWindow alloc] initWithContentRect:[[NSScreen mainScreen] frame]
 471                 styleMask:NSBorderlessWindowMask
 472                 backing:NSBackingStoreBuffered
 473                 defer:NO];
 474             [fullScreenWindow setHasShadow:NO];
 475             [fullScreenWindow setContentView:self];
 476             [fullScreenWindow makeKeyAndOrderFront:self];
 477 #if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)
 478         }
 479 #endif
 480     }
 481 }
 482
 483 - (void) handleEvent:(NSEvent *)event
 484 {
 485     COCOA_DEBUG("QemuCocoaView: handleEvent\n");
 486
 487     int buttons = 0;
 488     int keycode;
 489     NSPoint p = [event locationInWindow];
 490
 491     switch ([event type]) {
 492         case NSFlagsChanged:
 493             keycode = cocoa_keycode_to_qemu([event keyCode]);
 494
 495             if ((keycode == 219 || keycode == 220) && !isMouseGrabbed) {
 496               /* Don't pass command key changes to guest unless mouse is grabbed */
 497               keycode = 0;
 498             }
 499
 500             if (keycode) {
 501                 if (keycode == 58 || keycode == 69) { // emulate caps lock and num lock keydown and keyup
 502                     kbd_put_keycode(keycode);
 503                     kbd_put_keycode(keycode | 0x80);
 504                 } else if (qemu_console_is_graphic(NULL)) {
 505                     if (keycode & 0x80)
 506                         kbd_put_keycode(0xe0);
 507                     if (modifiers_state[keycode] == 0) { // keydown
 508                         kbd_put_keycode(keycode & 0x7f);
 509                         modifiers_state[keycode] = 1;
 510                     } else { // keyup
 511                         kbd_put_keycode(keycode | 0x80);
 512                         modifiers_state[keycode] = 0;
 513                     }
 514                 }
 515             }
 516
 517             // release Mouse grab when pressing ctrl+alt
 518             if (!isFullscreen && ([event modifierFlags] & NSControlKeyMask) && ([event modifierFlags] & NSAlternateKeyMask)) {
 519                 [self ungrabMouse];
 520             }
 521             break;
 522         case NSKeyDown:
 523             keycode = cocoa_keycode_to_qemu([event keyCode]);
 524
 525             // forward command key combos to the host UI unless the mouse is grabbed
 526             if (!isMouseGrabbed && ([event modifierFlags] & NSCommandKeyMask)) {
 527                 [NSApp sendEvent:event];
 528                 return;
 529             }
 530
 531             // default
 532
 533             // handle control + alt Key Combos (ctrl+alt is reserved for QEMU)
 534             if (([event modifierFlags] & NSControlKeyMask) && ([event modifierFlags] & NSAlternateKeyMask)) {
 535                 switch (keycode) {
 536
 537                     // enable graphic console
 538                     case 0x02 ... 0x0a: // '1' to '9' keys
 539                         console_select(keycode - 0x02);
 540                         break;
 541                 }
 542
 543             // handle keys for graphic console
 544             } else if (qemu_console_is_graphic(NULL)) {
 545                 if (keycode & 0x80) //check bit for e0 in front
 546                     kbd_put_keycode(0xe0);
 547                 kbd_put_keycode(keycode & 0x7f); //remove e0 bit in front
 548
 549             // handlekeys for Monitor
 550             } else {
 551                 int keysym = 0;
 552                 switch([event keyCode]) {
 553                 case 115:
 554                     keysym = QEMU_KEY_HOME;
 555                     break;
 556                 case 117:
 557                     keysym = QEMU_KEY_DELETE;
 558                     break;
 559                 case 119:
 560                     keysym = QEMU_KEY_END;
 561                     break;
 562                 case 123:
 563                     keysym = QEMU_KEY_LEFT;
 564                     break;
 565                 case 124:
 566                     keysym = QEMU_KEY_RIGHT;
 567                     break;
 568                 case 125:
 569                     keysym = QEMU_KEY_DOWN;
 570                     break;
 571                 case 126:
 572                     keysym = QEMU_KEY_UP;
 573                     break;
 574                 default:
 575                     {
 576                         NSString *ks = [event characters];
 577                         if ([ks length] > 0)
 578                             keysym = [ks characterAtIndex:0];
 579                     }
 580                 }
 581                 if (keysym)
 582                     kbd_put_keysym(keysym);
 583             }
 584             break;
 585         case NSKeyUp:
 586             keycode = cocoa_keycode_to_qemu([event keyCode]);
 587
 588             // don't pass the guest a spurious key-up if we treated this
 589             // command-key combo as a host UI action
 590             if (!isMouseGrabbed && ([event modifierFlags] & NSCommandKeyMask)) {
 591                 return;
 592             }
 593
 594             if (qemu_console_is_graphic(NULL)) {
 595                 if (keycode & 0x80)
 596                     kbd_put_keycode(0xe0);
 597                 kbd_put_keycode(keycode | 0x80); //add 128 to signal release of key
 598             }
 599             break;
 600         case NSMouseMoved:
 601             if (isAbsoluteEnabled) {
 602                 if (p.x < 0 || p.x > screen.width || p.y < 0 || p.y > screen.height || ![[self window] isKeyWindow]) {
 603                     if (isTabletEnabled) { // if we leave the window, deactivate the tablet
 604                         [NSCursor unhide];
 605                         isTabletEnabled = FALSE;
 606                     }
 607                 } else {
 608                     if (!isTabletEnabled) { // if we enter the window, activate the tablet
 609                         [NSCursor hide];
 610                         isTabletEnabled = TRUE;
 611                     }
 612                 }
 613             }
 614             COCOA_MOUSE_EVENT
 615             break;
 616         case NSLeftMouseDown:
 617             if ([event modifierFlags] & NSCommandKeyMask) {
 618                 buttons |= MOUSE_EVENT_RBUTTON;
 619             } else {
 620                 buttons |= MOUSE_EVENT_LBUTTON;
 621             }
 622             COCOA_MOUSE_EVENT
 623             break;
 624         case NSRightMouseDown:
 625             buttons |= MOUSE_EVENT_RBUTTON;
 626             COCOA_MOUSE_EVENT
 627             break;
 628         case NSOtherMouseDown:
 629             buttons |= MOUSE_EVENT_MBUTTON;
 630             COCOA_MOUSE_EVENT
 631             break;
 632         case NSLeftMouseDragged:
 633             if ([event modifierFlags] & NSCommandKeyMask) {
 634                 buttons |= MOUSE_EVENT_RBUTTON;
 635             } else {
 636                 buttons |= MOUSE_EVENT_LBUTTON;
 637             }
 638             COCOA_MOUSE_EVENT
 639             break;
 640         case NSRightMouseDragged:
 641             buttons |= MOUSE_EVENT_RBUTTON;
 642             COCOA_MOUSE_EVENT
 643             break;
 644         case NSOtherMouseDragged:
 645             buttons |= MOUSE_EVENT_MBUTTON;
 646             COCOA_MOUSE_EVENT
 647             break;
 648         case NSLeftMouseUp:
 649             if (isTabletEnabled) {
 650                     COCOA_MOUSE_EVENT
 651             } else if (!isMouseGrabbed) {
 652                 if (p.x > -1 && p.x < screen.width && p.y > -1 && p.y < screen.height) {
 653                     [self grabMouse];
 654                 } else {
 655                     [NSApp sendEvent:event];
 656                 }
 657             } else {
 658                 COCOA_MOUSE_EVENT
 659             }
 660             break;
 661         case NSRightMouseUp:
 662             COCOA_MOUSE_EVENT
 663             break;
 664         case NSOtherMouseUp:
 665             COCOA_MOUSE_EVENT
 666             break;
 667         case NSScrollWheel:
 668             if (isTabletEnabled || isMouseGrabbed) {
 669                 kbd_mouse_event(0, 0, -[event deltaY], 0);
 670             } else {
 671                 [NSApp sendEvent:event];
 672             }
 673             break;
 674         default:
 675             [NSApp sendEvent:event];
 676     }
 677 }
 678
 679 - (void) grabMouse
 680 {
 681     COCOA_DEBUG("QemuCocoaView: grabMouse\n");
 682
 683     if (!isFullscreen) {
 684         if (qemu_name)
 685             [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s - (Press ctrl + alt to release Mouse)", qemu_name]];
 686         else
 687             [normalWindow setTitle:@"QEMU - (Press ctrl + alt to release Mouse)"];
 688     }
 689     [NSCursor hide];
 690     CGAssociateMouseAndMouseCursorPosition(FALSE);
 691     isMouseGrabbed = TRUE; // while isMouseGrabbed = TRUE, QemuCocoaApp sends all events to [cocoaView handleEvent:]
 692 }
 693
 694 - (void) ungrabMouse
 695 {
 696     COCOA_DEBUG("QemuCocoaView: ungrabMouse\n");
 697
 698     if (!isFullscreen) {
 699         if (qemu_name)
 700             [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s", qemu_name]];
 701         else
 702             [normalWindow setTitle:@"QEMU"];
 703     }
 704     [NSCursor unhide];
 705     CGAssociateMouseAndMouseCursorPosition(TRUE);
 706     isMouseGrabbed = FALSE;
 707 }
 708
 709 - (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled {isAbsoluteEnabled = tIsAbsoluteEnabled;}
 710 - (BOOL) isMouseGrabbed {return isMouseGrabbed;}
 711 - (BOOL) isAbsoluteEnabled {return isAbsoluteEnabled;}
 712 - (float) cdx {return cdx;}
 713 - (float) cdy {return cdy;}
 714 - (QEMUScreen) gscreen {return screen;}
 715 @end
 716
 717
 718
 719 /*
 720  ------------------------------------------------------
 721     QemuCocoaAppController
 722  ------------------------------------------------------
 723 */
 724 @interface QemuCocoaAppController : NSObject
 725 {
 726 }
 727 - (void)startEmulationWithArgc:(int)argc argv:(char**)argv;
 728 - (void)openPanelDidEnd:(NSOpenPanel *)sheet returnCode:(int)returnCode contextInfo:(void *)contextInfo;
 729 - (void)toggleFullScreen:(id)sender;
 730 - (void)showQEMUDoc:(id)sender;
 731 - (void)showQEMUTec:(id)sender;
 732 @end
 733
 734 @implementation QemuCocoaAppController
 735 - (id) init
 736 {
 737     COCOA_DEBUG("QemuCocoaAppController: init\n");
 738
 739     self = [super init];
 740     if (self) {
 741
 742         // create a view and add it to the window
 743         cocoaView = [[QemuCocoaView alloc] initWithFrame:NSMakeRect(0.0, 0.0, 640.0, 480.0)];
 744         if(!cocoaView) {
 745             fprintf(stderr, "(cocoa) can't create a view\n");
 746             exit(1);
 747         }
 748
 749         // create a window
 750         normalWindow = [[NSWindow alloc] initWithContentRect:[cocoaView frame]
 751             styleMask:NSTitledWindowMask|NSMiniaturizableWindowMask|NSClosableWindowMask
 752             backing:NSBackingStoreBuffered defer:NO];
 753         if(!normalWindow) {
 754             fprintf(stderr, "(cocoa) can't create window\n");
 755             exit(1);
 756         }
 757         [normalWindow setAcceptsMouseMovedEvents:YES];
 758         [normalWindow setTitle:[NSString stringWithFormat:@"QEMU"]];
 759         [normalWindow setContentView:cocoaView];
 760         [normalWindow useOptimizedDrawing:YES];
 761         [normalWindow makeKeyAndOrderFront:self];
 762                 [normalWindow center];
 763
 764     }
 765     return self;
 766 }
 767
 768 - (void) dealloc
 769 {
 770     COCOA_DEBUG("QemuCocoaAppController: dealloc\n");
 771
 772     if (cocoaView)
 773         [cocoaView release];
 774     [super dealloc];
 775 }
 776
 777 - (void)applicationDidFinishLaunching: (NSNotification *) note
 778 {
 779     COCOA_DEBUG("QemuCocoaAppController: applicationDidFinishLaunching\n");
 780
 781     // Display an open dialog box if no arguments were passed or
 782     // if qemu was launched from the finder ( the Finder passes "-psn" )
 783     if( gArgc <= 1 || strncmp ((char *)gArgv[1], "-psn", 4) == 0) {
 784         NSOpenPanel *op = [[NSOpenPanel alloc] init];
 785         [op setPrompt:@"Boot image"];
 786         [op setMessage:@"Select the disk image you want to boot.\n\nHit the \"Cancel\" button to quit"];
 787         NSArray *filetypes = [NSArray arrayWithObjects:@"img", @"iso", @"dmg",
 788                                  @"qcow", @"cow", @"cloop", @"vmdk", nil];
 789 #if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6)
 790         [op setAllowedFileTypes:filetypes];
 791         [op beginSheetModalForWindow:normalWindow
 792             completionHandler:^(NSInteger returnCode)
 793             { [self openPanelDidEnd:op
 794                   returnCode:returnCode contextInfo:NULL ]; } ];
 795 #else
 796         // Compatibility code for pre-10.6, using deprecated method
 797         [op beginSheetForDirectory:nil file:nil types:filetypes
 798               modalForWindow:normalWindow modalDelegate:self
 799               didEndSelector:@selector(openPanelDidEnd:returnCode:contextInfo:) contextInfo:NULL];
 800 #endif
 801     } else {
 802         // or launch QEMU, with the global args
 803         [self startEmulationWithArgc:gArgc argv:(char **)gArgv];
 804     }
 805 }
 806
 807 - (void)applicationWillTerminate:(NSNotification *)aNotification
 808 {
 809     COCOA_DEBUG("QemuCocoaAppController: applicationWillTerminate\n");
 810
 811     qemu_system_shutdown_request();
 812     exit(0);
 813 }
 814
 815 - (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)theApplication
 816 {
 817     return YES;
 818 }
 819
 820 - (void)startEmulationWithArgc:(int)argc argv:(char**)argv
 821 {
 822     COCOA_DEBUG("QemuCocoaAppController: startEmulationWithArgc\n");
 823
 824     int status;
 825     status = qemu_main(argc, argv, *_NSGetEnviron());
 826     exit(status);
 827 }
 828
 829 - (void)openPanelDidEnd:(NSOpenPanel *)sheet returnCode:(int)returnCode contextInfo:(void *)contextInfo
 830 {
 831     COCOA_DEBUG("QemuCocoaAppController: openPanelDidEnd\n");
 832
 833     if(returnCode == NSCancelButton) {
 834         exit(0);
 835     } else if(returnCode == NSOKButton) {
 836         const char *bin = "qemu";
 837         char *img = (char*)[ [ [ sheet URL ] path ] cStringUsingEncoding:NSASCIIStringEncoding];
 838
 839         char **argv = (char**)malloc( sizeof(char*)*3 );
 840
 841         [sheet close];
 842
 843         argv[0] = g_strdup_printf("%s", bin);
 844         argv[1] = g_strdup_printf("-hda");
 845         argv[2] = g_strdup_printf("%s", img);
 846
 847         printf("Using argc %d argv %s -hda %s\n", 3, bin, img);
 848
 849         [self startEmulationWithArgc:3 argv:(char**)argv];
 850     }
 851 }
 852 - (void)toggleFullScreen:(id)sender
 853 {
 854     COCOA_DEBUG("QemuCocoaAppController: toggleFullScreen\n");
 855
 856     [cocoaView toggleFullScreen:sender];
 857 }
 858
 859 - (void)showQEMUDoc:(id)sender
 860 {
 861     COCOA_DEBUG("QemuCocoaAppController: showQEMUDoc\n");
 862
 863     [[NSWorkspace sharedWorkspace] openFile:[NSString stringWithFormat:@"%@/../doc/qemu/qemu-doc.html",
 864         [[NSBundle mainBundle] resourcePath]] withApplication:@"Help Viewer"];
 865 }
 866
 867 - (void)showQEMUTec:(id)sender
 868 {
 869     COCOA_DEBUG("QemuCocoaAppController: showQEMUTec\n");
 870
 871     [[NSWorkspace sharedWorkspace] openFile:[NSString stringWithFormat:@"%@/../doc/qemu/qemu-tech.html",
 872         [[NSBundle mainBundle] resourcePath]] withApplication:@"Help Viewer"];
 873 }
 874 @end
 875
 876
 877
 878 int main (int argc, const char * argv[]) {
 879
 880     gArgc = argc;
 881     gArgv = (char **)argv;
 882     int i;
 883
 884     /* In case we don't need to display a window, let's not do that */
 885     for (i = 1; i < argc; i++) {
 886         const char *opt = argv[i];
 887
 888         if (opt[0] == '-') {
 889             /* Treat --foo the same as -foo.  */
 890             if (opt[1] == '-') {
 891                 opt++;
 892             }
 893             if (!strcmp(opt, "-h") || !strcmp(opt, "-help") ||
 894                 !strcmp(opt, "-vnc") ||
 895                 !strcmp(opt, "-nographic") ||
 896                 !strcmp(opt, "-version") ||
 897                 !strcmp(opt, "-curses") ||
 898                 !strcmp(opt, "-qtest")) {
 899                 return qemu_main(gArgc, gArgv, *_NSGetEnviron());
 900             }
 901         }
 902     }
 903
 904     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
 905
 906     // Pull this console process up to being a fully-fledged graphical
 907     // app with a menubar and Dock icon
 908     ProcessSerialNumber psn = { 0, kCurrentProcess };
 909     TransformProcessType(&psn, kProcessTransformToForegroundApplication);
 910
 911     [NSApplication sharedApplication];
 912
 913     // Add menus
 914     NSMenu      *menu;
 915     NSMenuItem  *menuItem;
 916
 917     [NSApp setMainMenu:[[NSMenu alloc] init]];
 918
 919     // Application menu
 920     menu = [[NSMenu alloc] initWithTitle:@""];
 921     [menu addItemWithTitle:@"About QEMU" action:@selector(orderFrontStandardAboutPanel:) keyEquivalent:@""]; // About QEMU
 922     [menu addItem:[NSMenuItem separatorItem]]; //Separator
 923     [menu addItemWithTitle:@"Hide QEMU" action:@selector(hide:) keyEquivalent:@"h"]; //Hide QEMU
 924     menuItem = (NSMenuItem *)[menu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"]; // Hide Others
 925     [menuItem setKeyEquivalentModifierMask:(NSAlternateKeyMask|NSCommandKeyMask)];
 926     [menu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""]; // Show All
 927     [menu addItem:[NSMenuItem separatorItem]]; //Separator
 928     [menu addItemWithTitle:@"Quit QEMU" action:@selector(terminate:) keyEquivalent:@"q"];
 929     menuItem = [[NSMenuItem alloc] initWithTitle:@"Apple" action:nil keyEquivalent:@""];
 930     [menuItem setSubmenu:menu];
 931     [[NSApp mainMenu] addItem:menuItem];
 932     [NSApp performSelector:@selector(setAppleMenu:) withObject:menu]; // Workaround (this method is private since 10.4+)
 933
 934     // View menu
 935     menu = [[NSMenu alloc] initWithTitle:@"View"];
 936     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Enter Fullscreen" action:@selector(toggleFullScreen:) keyEquivalent:@"f"] autorelease]]; // Fullscreen
 937     menuItem = [[[NSMenuItem alloc] initWithTitle:@"View" action:nil keyEquivalent:@""] autorelease];
 938     [menuItem setSubmenu:menu];
 939     [[NSApp mainMenu] addItem:menuItem];
 940
 941     // Window menu
 942     menu = [[NSMenu alloc] initWithTitle:@"Window"];
 943     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"] autorelease]]; // Miniaturize
 944     menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease];
 945     [menuItem setSubmenu:menu];
 946     [[NSApp mainMenu] addItem:menuItem];
 947     [NSApp setWindowsMenu:menu];
 948
 949     // Help menu
 950     menu = [[NSMenu alloc] initWithTitle:@"Help"];
 951     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"QEMU Documentation" action:@selector(showQEMUDoc:) keyEquivalent:@"?"] autorelease]]; // QEMU Help
 952     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"QEMU Technology" action:@selector(showQEMUTec:) keyEquivalent:@""] autorelease]]; // QEMU Help
 953     menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease];
 954     [menuItem setSubmenu:menu];
 955     [[NSApp mainMenu] addItem:menuItem];
 956
 957     // Create an Application controller
 958     QemuCocoaAppController *appController = [[QemuCocoaAppController alloc] init];
 959     [NSApp setDelegate:appController];
 960
 961     // Start the main event loop
 962     [NSApp run];
 963
 964     [appController release];
 965     [pool release];
 966
 967     return 0;
 968 }
 969
 970
 971
 972 #pragma mark qemu
 973 static void cocoa_update(DisplayChangeListener *dcl,
 974                          int x, int y, int w, int h)
 975 {
 976     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
 977
 978     COCOA_DEBUG("qemu_cocoa: cocoa_update\n");
 979
 980     NSRect rect;
 981     if ([cocoaView cdx] == 1.0) {
 982         rect = NSMakeRect(x, [cocoaView gscreen].height - y - h, w, h);
 983     } else {
 984         rect = NSMakeRect(
 985             x * [cocoaView cdx],
 986             ([cocoaView gscreen].height - y - h) * [cocoaView cdy],
 987             w * [cocoaView cdx],
 988             h * [cocoaView cdy]);
 989     }
 990     [cocoaView setNeedsDisplayInRect:rect];
 991
 992     [pool release];
 993 }
 994
 995 static void cocoa_switch(DisplayChangeListener *dcl,
 996                          DisplaySurface *surface)
 997 {
 998     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
 999
1000     COCOA_DEBUG("qemu_cocoa: cocoa_switch\n");
1001     [cocoaView switchSurface:surface];
1002     [pool release];
1003 }
1004
1005 static void cocoa_refresh(DisplayChangeListener *dcl)
1006 {
1007     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1008
1009     COCOA_DEBUG("qemu_cocoa: cocoa_refresh\n");
1010
1011     if (kbd_mouse_is_absolute()) {
1012         if (![cocoaView isAbsoluteEnabled]) {
1013             if ([cocoaView isMouseGrabbed]) {
1014                 [cocoaView ungrabMouse];
1015             }
1016         }
1017         [cocoaView setAbsoluteEnabled:YES];
1018     }
1019
1020     NSDate *distantPast;
1021     NSEvent *event;
1022     distantPast = [NSDate distantPast];
1023     do {
1024         event = [NSApp nextEventMatchingMask:NSAnyEventMask untilDate:distantPast
1025                         inMode: NSDefaultRunLoopMode dequeue:YES];
1026         if (event != nil) {
1027             [cocoaView handleEvent:event];
1028         }
1029     } while(event != nil);
1030     graphic_hw_update(NULL);
1031     [pool release];
1032 }
1033
1034 static void cocoa_cleanup(void)
1035 {
1036     COCOA_DEBUG("qemu_cocoa: cocoa_cleanup\n");
1037     g_free(dcl);
1038 }
1039
1040 static const DisplayChangeListenerOps dcl_ops = {
1041     .dpy_name          = "cocoa",
1042     .dpy_gfx_update = cocoa_update,
1043     .dpy_gfx_switch = cocoa_switch,
1044     .dpy_refresh = cocoa_refresh,
1045 };
1046
1047 void cocoa_display_init(DisplayState *ds, int full_screen)
1048 {
1049     COCOA_DEBUG("qemu_cocoa: cocoa_display_init\n");
1050
1051     dcl = g_malloc0(sizeof(DisplayChangeListener));
1052
1053     // register vga output callbacks
1054     dcl->ops = &dcl_ops;
1055     register_displaychangelistener(dcl);
1056
1057     // register cleanup function
1058     atexit(cocoa_cleanup);
1059 }