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 #include "qemu/osdep.h"
  26
  27 #import <Cocoa/Cocoa.h>
  28 #include <crt_externs.h>
  29
  30 #include "qemu-common.h"
  31 #include "ui/console.h"
  32 #include "ui/input.h"
  33 #include "sysemu/sysemu.h"
  34 #include "qapi/error.h"
  35 #include "qapi/qapi-commands-block.h"
  36 #include "qapi/qapi-commands-misc.h"
  37 #include "sysemu/blockdev.h"
  38 #include "qemu-version.h"
  39 #include "qemu/module.h"
  40 #include <Carbon/Carbon.h>
  41 #include "qom/cpu.h"
  42
  43 #ifndef MAC_OS_X_VERSION_10_5
  44 #define MAC_OS_X_VERSION_10_5 1050
  45 #endif
  46 #ifndef MAC_OS_X_VERSION_10_6
  47 #define MAC_OS_X_VERSION_10_6 1060
  48 #endif
  49 #ifndef MAC_OS_X_VERSION_10_9
  50 #define MAC_OS_X_VERSION_10_9 1090
  51 #endif
  52 #ifndef MAC_OS_X_VERSION_10_10
  53 #define MAC_OS_X_VERSION_10_10 101000
  54 #endif
  55 #ifndef MAC_OS_X_VERSION_10_12
  56 #define MAC_OS_X_VERSION_10_12 101200
  57 #endif
  58 #ifndef MAC_OS_X_VERSION_10_13
  59 #define MAC_OS_X_VERSION_10_13 101300
  60 #endif
  61
  62 /* macOS 10.12 deprecated many constants, #define the new names for older SDKs */
  63 #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_12
  64 #define NSEventMaskAny                  NSAnyEventMask
  65 #define NSEventModifierFlagCapsLock     NSAlphaShiftKeyMask
  66 #define NSEventModifierFlagShift        NSShiftKeyMask
  67 #define NSEventModifierFlagCommand      NSCommandKeyMask
  68 #define NSEventModifierFlagControl      NSControlKeyMask
  69 #define NSEventModifierFlagOption       NSAlternateKeyMask
  70 #define NSEventTypeFlagsChanged         NSFlagsChanged
  71 #define NSEventTypeKeyUp                NSKeyUp
  72 #define NSEventTypeKeyDown              NSKeyDown
  73 #define NSEventTypeMouseMoved           NSMouseMoved
  74 #define NSEventTypeLeftMouseDown        NSLeftMouseDown
  75 #define NSEventTypeRightMouseDown       NSRightMouseDown
  76 #define NSEventTypeOtherMouseDown       NSOtherMouseDown
  77 #define NSEventTypeLeftMouseDragged     NSLeftMouseDragged
  78 #define NSEventTypeRightMouseDragged    NSRightMouseDragged
  79 #define NSEventTypeOtherMouseDragged    NSOtherMouseDragged
  80 #define NSEventTypeLeftMouseUp          NSLeftMouseUp
  81 #define NSEventTypeRightMouseUp         NSRightMouseUp
  82 #define NSEventTypeOtherMouseUp         NSOtherMouseUp
  83 #define NSEventTypeScrollWheel          NSScrollWheel
  84 #define NSTextAlignmentCenter           NSCenterTextAlignment
  85 #define NSWindowStyleMaskBorderless     NSBorderlessWindowMask
  86 #define NSWindowStyleMaskClosable       NSClosableWindowMask
  87 #define NSWindowStyleMaskMiniaturizable NSMiniaturizableWindowMask
  88 #define NSWindowStyleMaskTitled         NSTitledWindowMask
  89 #endif
  90 /* 10.13 deprecates NSFileHandlingPanelOKButton in favour of
  91  * NSModalResponseOK, which was introduced in 10.9. Define
  92  * it for older versions.
  93  */
  94 #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_9
  95 #define NSModalResponseOK NSFileHandlingPanelOKButton
  96 #endif
  97 /* 10.14 deprecates NSOnState and NSOffState in favor of
  98  * NSControlStateValueOn/Off, which were introduced in 10.13.
  99  * Define for older versions
 100  */
 101 #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_13
 102 #define NSControlStateValueOn NSOnState
 103 #define NSControlStateValueOff NSOffState
 104 #endif
 105
 106 //#define DEBUG
 107
 108 #ifdef DEBUG
 109 #define COCOA_DEBUG(...)  { (void) fprintf (stdout, __VA_ARGS__); }
 110 #else
 111 #define COCOA_DEBUG(...)  ((void) 0)
 112 #endif
 113
 114 #define cgrect(nsrect) (*(CGRect *)&(nsrect))
 115
 116 typedef struct {
 117     int width;
 118     int height;
 119     int bitsPerComponent;
 120     int bitsPerPixel;
 121 } QEMUScreen;
 122
 123 NSWindow *normalWindow, *about_window;
 124 static DisplayChangeListener *dcl;
 125 static int last_buttons;
 126
 127 int gArgc;
 128 char **gArgv;
 129 bool stretch_video;
 130 NSTextField *pauseLabel;
 131 NSArray * supportedImageFileTypes;
 132
 133 static QemuSemaphore display_init_sem;
 134 static QemuSemaphore app_started_sem;
 135
 136 // Utility functions to run specified code block with iothread lock held
 137 typedef void (^CodeBlock)(void);
 138 typedef bool (^BoolCodeBlock)(void);
 139
 140 static void with_iothread_lock(CodeBlock block)
 141 {
 142     bool locked = qemu_mutex_iothread_locked();
 143     if (!locked) {
 144         qemu_mutex_lock_iothread();
 145     }
 146     block();
 147     if (!locked) {
 148         qemu_mutex_unlock_iothread();
 149     }
 150 }
 151
 152 static bool bool_with_iothread_lock(BoolCodeBlock block)
 153 {
 154     bool locked = qemu_mutex_iothread_locked();
 155     bool val;
 156
 157     if (!locked) {
 158         qemu_mutex_lock_iothread();
 159     }
 160     val = block();
 161     if (!locked) {
 162         qemu_mutex_unlock_iothread();
 163     }
 164     return val;
 165 }
 166
 167 // Mac to QKeyCode conversion
 168 const int mac_to_qkeycode_map[] = {
 169     [kVK_ANSI_A] = Q_KEY_CODE_A,
 170     [kVK_ANSI_B] = Q_KEY_CODE_B,
 171     [kVK_ANSI_C] = Q_KEY_CODE_C,
 172     [kVK_ANSI_D] = Q_KEY_CODE_D,
 173     [kVK_ANSI_E] = Q_KEY_CODE_E,
 174     [kVK_ANSI_F] = Q_KEY_CODE_F,
 175     [kVK_ANSI_G] = Q_KEY_CODE_G,
 176     [kVK_ANSI_H] = Q_KEY_CODE_H,
 177     [kVK_ANSI_I] = Q_KEY_CODE_I,
 178     [kVK_ANSI_J] = Q_KEY_CODE_J,
 179     [kVK_ANSI_K] = Q_KEY_CODE_K,
 180     [kVK_ANSI_L] = Q_KEY_CODE_L,
 181     [kVK_ANSI_M] = Q_KEY_CODE_M,
 182     [kVK_ANSI_N] = Q_KEY_CODE_N,
 183     [kVK_ANSI_O] = Q_KEY_CODE_O,
 184     [kVK_ANSI_P] = Q_KEY_CODE_P,
 185     [kVK_ANSI_Q] = Q_KEY_CODE_Q,
 186     [kVK_ANSI_R] = Q_KEY_CODE_R,
 187     [kVK_ANSI_S] = Q_KEY_CODE_S,
 188     [kVK_ANSI_T] = Q_KEY_CODE_T,
 189     [kVK_ANSI_U] = Q_KEY_CODE_U,
 190     [kVK_ANSI_V] = Q_KEY_CODE_V,
 191     [kVK_ANSI_W] = Q_KEY_CODE_W,
 192     [kVK_ANSI_X] = Q_KEY_CODE_X,
 193     [kVK_ANSI_Y] = Q_KEY_CODE_Y,
 194     [kVK_ANSI_Z] = Q_KEY_CODE_Z,
 195
 196     [kVK_ANSI_0] = Q_KEY_CODE_0,
 197     [kVK_ANSI_1] = Q_KEY_CODE_1,
 198     [kVK_ANSI_2] = Q_KEY_CODE_2,
 199     [kVK_ANSI_3] = Q_KEY_CODE_3,
 200     [kVK_ANSI_4] = Q_KEY_CODE_4,
 201     [kVK_ANSI_5] = Q_KEY_CODE_5,
 202     [kVK_ANSI_6] = Q_KEY_CODE_6,
 203     [kVK_ANSI_7] = Q_KEY_CODE_7,
 204     [kVK_ANSI_8] = Q_KEY_CODE_8,
 205     [kVK_ANSI_9] = Q_KEY_CODE_9,
 206
 207     [kVK_ANSI_Grave] = Q_KEY_CODE_GRAVE_ACCENT,
 208     [kVK_ANSI_Minus] = Q_KEY_CODE_MINUS,
 209     [kVK_ANSI_Equal] = Q_KEY_CODE_EQUAL,
 210     [kVK_Delete] = Q_KEY_CODE_BACKSPACE,
 211     [kVK_CapsLock] = Q_KEY_CODE_CAPS_LOCK,
 212     [kVK_Tab] = Q_KEY_CODE_TAB,
 213     [kVK_Return] = Q_KEY_CODE_RET,
 214     [kVK_ANSI_LeftBracket] = Q_KEY_CODE_BRACKET_LEFT,
 215     [kVK_ANSI_RightBracket] = Q_KEY_CODE_BRACKET_RIGHT,
 216     [kVK_ANSI_Backslash] = Q_KEY_CODE_BACKSLASH,
 217     [kVK_ANSI_Semicolon] = Q_KEY_CODE_SEMICOLON,
 218     [kVK_ANSI_Quote] = Q_KEY_CODE_APOSTROPHE,
 219     [kVK_ANSI_Comma] = Q_KEY_CODE_COMMA,
 220     [kVK_ANSI_Period] = Q_KEY_CODE_DOT,
 221     [kVK_ANSI_Slash] = Q_KEY_CODE_SLASH,
 222     [kVK_Shift] = Q_KEY_CODE_SHIFT,
 223     [kVK_RightShift] = Q_KEY_CODE_SHIFT_R,
 224     [kVK_Control] = Q_KEY_CODE_CTRL,
 225     [kVK_RightControl] = Q_KEY_CODE_CTRL_R,
 226     [kVK_Option] = Q_KEY_CODE_ALT,
 227     [kVK_RightOption] = Q_KEY_CODE_ALT_R,
 228     [kVK_Command] = Q_KEY_CODE_META_L,
 229     [0x36] = Q_KEY_CODE_META_R, /* There is no kVK_RightCommand */
 230     [kVK_Space] = Q_KEY_CODE_SPC,
 231
 232     [kVK_ANSI_Keypad0] = Q_KEY_CODE_KP_0,
 233     [kVK_ANSI_Keypad1] = Q_KEY_CODE_KP_1,
 234     [kVK_ANSI_Keypad2] = Q_KEY_CODE_KP_2,
 235     [kVK_ANSI_Keypad3] = Q_KEY_CODE_KP_3,
 236     [kVK_ANSI_Keypad4] = Q_KEY_CODE_KP_4,
 237     [kVK_ANSI_Keypad5] = Q_KEY_CODE_KP_5,
 238     [kVK_ANSI_Keypad6] = Q_KEY_CODE_KP_6,
 239     [kVK_ANSI_Keypad7] = Q_KEY_CODE_KP_7,
 240     [kVK_ANSI_Keypad8] = Q_KEY_CODE_KP_8,
 241     [kVK_ANSI_Keypad9] = Q_KEY_CODE_KP_9,
 242     [kVK_ANSI_KeypadDecimal] = Q_KEY_CODE_KP_DECIMAL,
 243     [kVK_ANSI_KeypadEnter] = Q_KEY_CODE_KP_ENTER,
 244     [kVK_ANSI_KeypadPlus] = Q_KEY_CODE_KP_ADD,
 245     [kVK_ANSI_KeypadMinus] = Q_KEY_CODE_KP_SUBTRACT,
 246     [kVK_ANSI_KeypadMultiply] = Q_KEY_CODE_KP_MULTIPLY,
 247     [kVK_ANSI_KeypadDivide] = Q_KEY_CODE_KP_DIVIDE,
 248     [kVK_ANSI_KeypadEquals] = Q_KEY_CODE_KP_EQUALS,
 249     [kVK_ANSI_KeypadClear] = Q_KEY_CODE_NUM_LOCK,
 250
 251     [kVK_UpArrow] = Q_KEY_CODE_UP,
 252     [kVK_DownArrow] = Q_KEY_CODE_DOWN,
 253     [kVK_LeftArrow] = Q_KEY_CODE_LEFT,
 254     [kVK_RightArrow] = Q_KEY_CODE_RIGHT,
 255
 256     [kVK_Help] = Q_KEY_CODE_INSERT,
 257     [kVK_Home] = Q_KEY_CODE_HOME,
 258     [kVK_PageUp] = Q_KEY_CODE_PGUP,
 259     [kVK_PageDown] = Q_KEY_CODE_PGDN,
 260     [kVK_End] = Q_KEY_CODE_END,
 261     [kVK_ForwardDelete] = Q_KEY_CODE_DELETE,
 262
 263     [kVK_Escape] = Q_KEY_CODE_ESC,
 264
 265     /* The Power key can't be used directly because the operating system uses
 266      * it. This key can be emulated by using it in place of another key such as
 267      * F1. Don't forget to disable the real key binding.
 268      */
 269     /* [kVK_F1] = Q_KEY_CODE_POWER, */
 270
 271     [kVK_F1] = Q_KEY_CODE_F1,
 272     [kVK_F2] = Q_KEY_CODE_F2,
 273     [kVK_F3] = Q_KEY_CODE_F3,
 274     [kVK_F4] = Q_KEY_CODE_F4,
 275     [kVK_F5] = Q_KEY_CODE_F5,
 276     [kVK_F6] = Q_KEY_CODE_F6,
 277     [kVK_F7] = Q_KEY_CODE_F7,
 278     [kVK_F8] = Q_KEY_CODE_F8,
 279     [kVK_F9] = Q_KEY_CODE_F9,
 280     [kVK_F10] = Q_KEY_CODE_F10,
 281     [kVK_F11] = Q_KEY_CODE_F11,
 282     [kVK_F12] = Q_KEY_CODE_F12,
 283     [kVK_F13] = Q_KEY_CODE_PRINT,
 284     [kVK_F14] = Q_KEY_CODE_SCROLL_LOCK,
 285     [kVK_F15] = Q_KEY_CODE_PAUSE,
 286
 287     /*
 288      * The eject and volume keys can't be used here because they are handled at
 289      * a lower level than what an Application can see.
 290      */
 291 };
 292
 293 static int cocoa_keycode_to_qemu(int keycode)
 294 {
 295     if (ARRAY_SIZE(mac_to_qkeycode_map) <= keycode) {
 296         fprintf(stderr, "(cocoa) warning unknown keycode 0x%x\n", keycode);
 297         return 0;
 298     }
 299     return mac_to_qkeycode_map[keycode];
 300 }
 301
 302 /* Displays an alert dialog box with the specified message */
 303 static void QEMU_Alert(NSString *message)
 304 {
 305     NSAlert *alert;
 306     alert = [NSAlert new];
 307     [alert setMessageText: message];
 308     [alert runModal];
 309 }
 310
 311 /* Handles any errors that happen with a device transaction */
 312 static void handleAnyDeviceErrors(Error * err)
 313 {
 314     if (err) {
 315         QEMU_Alert([NSString stringWithCString: error_get_pretty(err)
 316                                       encoding: NSASCIIStringEncoding]);
 317         error_free(err);
 318     }
 319 }
 320
 321 /*
 322  ------------------------------------------------------
 323     QemuCocoaView
 324  ------------------------------------------------------
 325 */
 326 @interface QemuCocoaView : NSView
 327 {
 328     QEMUScreen screen;
 329     NSWindow *fullScreenWindow;
 330     float cx,cy,cw,ch,cdx,cdy;
 331     CGDataProviderRef dataProviderRef;
 332     pixman_image_t *pixman_image;
 333     BOOL modifiers_state[256];
 334     BOOL isMouseGrabbed;
 335     BOOL isFullscreen;
 336     BOOL isAbsoluteEnabled;
 337     BOOL isMouseDeassociated;
 338 }
 339 - (void) switchSurface:(pixman_image_t *)image;
 340 - (void) grabMouse;
 341 - (void) ungrabMouse;
 342 - (void) toggleFullScreen:(id)sender;
 343 - (void) handleMonitorInput:(NSEvent *)event;
 344 - (bool) handleEvent:(NSEvent *)event;
 345 - (bool) handleEventLocked:(NSEvent *)event;
 346 - (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled;
 347 /* The state surrounding mouse grabbing is potentially confusing.
 348  * isAbsoluteEnabled tracks qemu_input_is_absolute() [ie "is the emulated
 349  *   pointing device an absolute-position one?"], but is only updated on
 350  *   next refresh.
 351  * isMouseGrabbed tracks whether GUI events are directed to the guest;
 352  *   it controls whether special keys like Cmd get sent to the guest,
 353  *   and whether we capture the mouse when in non-absolute mode.
 354  * isMouseDeassociated tracks whether we've told MacOSX to disassociate
 355  *   the mouse and mouse cursor position by calling
 356  *   CGAssociateMouseAndMouseCursorPosition(FALSE)
 357  *   (which basically happens if we grab in non-absolute mode).
 358  */
 359 - (BOOL) isMouseGrabbed;
 360 - (BOOL) isAbsoluteEnabled;
 361 - (BOOL) isMouseDeassociated;
 362 - (float) cdx;
 363 - (float) cdy;
 364 - (QEMUScreen) gscreen;
 365 - (void) raiseAllKeys;
 366 @end
 367
 368 QemuCocoaView *cocoaView;
 369
 370 @implementation QemuCocoaView
 371 - (id)initWithFrame:(NSRect)frameRect
 372 {
 373     COCOA_DEBUG("QemuCocoaView: initWithFrame\n");
 374
 375     self = [super initWithFrame:frameRect];
 376     if (self) {
 377
 378         screen.bitsPerComponent = 8;
 379         screen.bitsPerPixel = 32;
 380         screen.width = frameRect.size.width;
 381         screen.height = frameRect.size.height;
 382
 383     }
 384     return self;
 385 }
 386
 387 - (void) dealloc
 388 {
 389     COCOA_DEBUG("QemuCocoaView: dealloc\n");
 390
 391     if (dataProviderRef) {
 392         CGDataProviderRelease(dataProviderRef);
 393         pixman_image_unref(pixman_image);
 394     }
 395
 396     [super dealloc];
 397 }
 398
 399 - (BOOL) isOpaque
 400 {
 401     return YES;
 402 }
 403
 404 - (BOOL) screenContainsPoint:(NSPoint) p
 405 {
 406     return (p.x > -1 && p.x < screen.width && p.y > -1 && p.y < screen.height);
 407 }
 408
 409 /* Get location of event and convert to virtual screen coordinate */
 410 - (CGPoint) screenLocationOfEvent:(NSEvent *)ev
 411 {
 412     NSWindow *eventWindow = [ev window];
 413     // XXX: Use CGRect and -convertRectFromScreen: to support macOS 10.10
 414     CGRect r = CGRectZero;
 415     r.origin = [ev locationInWindow];
 416     if (!eventWindow) {
 417         if (!isFullscreen) {
 418             return [[self window] convertRectFromScreen:r].origin;
 419         } else {
 420             CGPoint locationInSelfWindow = [[self window] convertRectFromScreen:r].origin;
 421             CGPoint loc = [self convertPoint:locationInSelfWindow fromView:nil];
 422             if (stretch_video) {
 423                 loc.x /= cdx;
 424                 loc.y /= cdy;
 425             }
 426             return loc;
 427         }
 428     } else if ([[self window] isEqual:eventWindow]) {
 429         if (!isFullscreen) {
 430             return r.origin;
 431         } else {
 432             CGPoint loc = [self convertPoint:r.origin fromView:nil];
 433             if (stretch_video) {
 434                 loc.x /= cdx;
 435                 loc.y /= cdy;
 436             }
 437             return loc;
 438         }
 439     } else {
 440         return [[self window] convertRectFromScreen:[eventWindow convertRectToScreen:r]].origin;
 441     }
 442 }
 443
 444 - (void) hideCursor
 445 {
 446     if (!cursor_hide) {
 447         return;
 448     }
 449     [NSCursor hide];
 450 }
 451
 452 - (void) unhideCursor
 453 {
 454     if (!cursor_hide) {
 455         return;
 456     }
 457     [NSCursor unhide];
 458 }
 459
 460 - (void) drawRect:(NSRect) rect
 461 {
 462     COCOA_DEBUG("QemuCocoaView: drawRect\n");
 463
 464     // get CoreGraphic context
 465 #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_10
 466     CGContextRef viewContextRef = [[NSGraphicsContext currentContext] graphicsPort];
 467 #else
 468     CGContextRef viewContextRef = [[NSGraphicsContext currentContext] CGContext];
 469 #endif
 470
 471     CGContextSetInterpolationQuality (viewContextRef, kCGInterpolationNone);
 472     CGContextSetShouldAntialias (viewContextRef, NO);
 473
 474     // draw screen bitmap directly to Core Graphics context
 475     if (!dataProviderRef) {
 476         // Draw request before any guest device has set up a framebuffer:
 477         // just draw an opaque black rectangle
 478         CGContextSetRGBFillColor(viewContextRef, 0, 0, 0, 1.0);
 479         CGContextFillRect(viewContextRef, NSRectToCGRect(rect));
 480     } else {
 481         CGImageRef imageRef = CGImageCreate(
 482             screen.width, //width
 483             screen.height, //height
 484             screen.bitsPerComponent, //bitsPerComponent
 485             screen.bitsPerPixel, //bitsPerPixel
 486             (screen.width * (screen.bitsPerComponent/2)), //bytesPerRow
 487 #ifdef __LITTLE_ENDIAN__
 488             CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB), //colorspace for OS X >= 10.4
 489             kCGBitmapByteOrder32Little | kCGImageAlphaNoneSkipFirst,
 490 #else
 491             CGColorSpaceCreateDeviceRGB(), //colorspace for OS X < 10.4 (actually ppc)
 492             kCGImageAlphaNoneSkipFirst, //bitmapInfo
 493 #endif
 494             dataProviderRef, //provider
 495             NULL, //decode
 496             0, //interpolate
 497             kCGRenderingIntentDefault //intent
 498         );
 499         // selective drawing code (draws only dirty rectangles) (OS X >= 10.4)
 500         const NSRect *rectList;
 501         NSInteger rectCount;
 502         int i;
 503         CGImageRef clipImageRef;
 504         CGRect clipRect;
 505
 506         [self getRectsBeingDrawn:&rectList count:&rectCount];
 507         for (i = 0; i < rectCount; i++) {
 508             clipRect.origin.x = rectList[i].origin.x / cdx;
 509             clipRect.origin.y = (float)screen.height - (rectList[i].origin.y + rectList[i].size.height) / cdy;
 510             clipRect.size.width = rectList[i].size.width / cdx;
 511             clipRect.size.height = rectList[i].size.height / cdy;
 512             clipImageRef = CGImageCreateWithImageInRect(
 513                                                         imageRef,
 514                                                         clipRect
 515                                                         );
 516             CGContextDrawImage (viewContextRef, cgrect(rectList[i]), clipImageRef);
 517             CGImageRelease (clipImageRef);
 518         }
 519         CGImageRelease (imageRef);
 520     }
 521 }
 522
 523 - (void) setContentDimensions
 524 {
 525     COCOA_DEBUG("QemuCocoaView: setContentDimensions\n");
 526
 527     if (isFullscreen) {
 528         cdx = [[NSScreen mainScreen] frame].size.width / (float)screen.width;
 529         cdy = [[NSScreen mainScreen] frame].size.height / (float)screen.height;
 530
 531         /* stretches video, but keeps same aspect ratio */
 532         if (stretch_video == true) {
 533             /* use smallest stretch value - prevents clipping on sides */
 534             if (MIN(cdx, cdy) == cdx) {
 535                 cdy = cdx;
 536             } else {
 537                 cdx = cdy;
 538             }
 539         } else {  /* No stretching */
 540             cdx = cdy = 1;
 541         }
 542         cw = screen.width * cdx;
 543         ch = screen.height * cdy;
 544         cx = ([[NSScreen mainScreen] frame].size.width - cw) / 2.0;
 545         cy = ([[NSScreen mainScreen] frame].size.height - ch) / 2.0;
 546     } else {
 547         cx = 0;
 548         cy = 0;
 549         cw = screen.width;
 550         ch = screen.height;
 551         cdx = 1.0;
 552         cdy = 1.0;
 553     }
 554 }
 555
 556 - (void) switchSurface:(pixman_image_t *)image
 557 {
 558     COCOA_DEBUG("QemuCocoaView: switchSurface\n");
 559
 560     int w = pixman_image_get_width(image);
 561     int h = pixman_image_get_height(image);
 562     pixman_format_code_t image_format = pixman_image_get_format(image);
 563     /* cdx == 0 means this is our very first surface, in which case we need
 564      * to recalculate the content dimensions even if it happens to be the size
 565      * of the initial empty window.
 566      */
 567     bool isResize = (w != screen.width || h != screen.height || cdx == 0.0);
 568
 569     int oldh = screen.height;
 570     if (isResize) {
 571         // Resize before we trigger the redraw, or we'll redraw at the wrong size
 572         COCOA_DEBUG("switchSurface: new size %d x %d\n", w, h);
 573         screen.width = w;
 574         screen.height = h;
 575         [self setContentDimensions];
 576         [self setFrame:NSMakeRect(cx, cy, cw, ch)];
 577     }
 578
 579     // update screenBuffer
 580     if (dataProviderRef) {
 581         CGDataProviderRelease(dataProviderRef);
 582         pixman_image_unref(pixman_image);
 583     }
 584
 585     //sync host window color space with guests
 586     screen.bitsPerPixel = PIXMAN_FORMAT_BPP(image_format);
 587     screen.bitsPerComponent = DIV_ROUND_UP(screen.bitsPerPixel, 8) * 2;
 588
 589     pixman_image = image;
 590     dataProviderRef = CGDataProviderCreateWithData(NULL, pixman_image_get_data(image), w * 4 * h, NULL);
 591
 592     // update windows
 593     if (isFullscreen) {
 594         [[fullScreenWindow contentView] setFrame:[[NSScreen mainScreen] frame]];
 595         [normalWindow setFrame:NSMakeRect([normalWindow frame].origin.x, [normalWindow frame].origin.y - h + oldh, w, h + [normalWindow frame].size.height - oldh) display:NO animate:NO];
 596     } else {
 597         if (qemu_name)
 598             [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s", qemu_name]];
 599         [normalWindow setFrame:NSMakeRect([normalWindow frame].origin.x, [normalWindow frame].origin.y - h + oldh, w, h + [normalWindow frame].size.height - oldh) display:YES animate:NO];
 600     }
 601
 602     if (isResize) {
 603         [normalWindow center];
 604     }
 605 }
 606
 607 - (void) toggleFullScreen:(id)sender
 608 {
 609     COCOA_DEBUG("QemuCocoaView: toggleFullScreen\n");
 610
 611     if (isFullscreen) { // switch from fullscreen to desktop
 612         isFullscreen = FALSE;
 613         [self ungrabMouse];
 614         [self setContentDimensions];
 615         if ([NSView respondsToSelector:@selector(exitFullScreenModeWithOptions:)]) { // test if "exitFullScreenModeWithOptions" is supported on host at runtime
 616             [self exitFullScreenModeWithOptions:nil];
 617         } else {
 618             [fullScreenWindow close];
 619             [normalWindow setContentView: self];
 620             [normalWindow makeKeyAndOrderFront: self];
 621             [NSMenu setMenuBarVisible:YES];
 622         }
 623     } else { // switch from desktop to fullscreen
 624         isFullscreen = TRUE;
 625         [normalWindow orderOut: nil]; /* Hide the window */
 626         [self grabMouse];
 627         [self setContentDimensions];
 628         if ([NSView respondsToSelector:@selector(enterFullScreenMode:withOptions:)]) { // test if "enterFullScreenMode:withOptions" is supported on host at runtime
 629             [self enterFullScreenMode:[NSScreen mainScreen] withOptions:[NSDictionary dictionaryWithObjectsAndKeys:
 630                 [NSNumber numberWithBool:NO], NSFullScreenModeAllScreens,
 631                 [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithBool:NO], kCGDisplayModeIsStretched, nil], NSFullScreenModeSetting,
 632                  nil]];
 633         } else {
 634             [NSMenu setMenuBarVisible:NO];
 635             fullScreenWindow = [[NSWindow alloc] initWithContentRect:[[NSScreen mainScreen] frame]
 636                 styleMask:NSWindowStyleMaskBorderless
 637                 backing:NSBackingStoreBuffered
 638                 defer:NO];
 639             [fullScreenWindow setAcceptsMouseMovedEvents: YES];
 640             [fullScreenWindow setHasShadow:NO];
 641             [fullScreenWindow setBackgroundColor: [NSColor blackColor]];
 642             [self setFrame:NSMakeRect(cx, cy, cw, ch)];
 643             [[fullScreenWindow contentView] addSubview: self];
 644             [fullScreenWindow makeKeyAndOrderFront:self];
 645         }
 646     }
 647 }
 648
 649 - (void) toggleModifier: (int)keycode {
 650     // Toggle the stored state.
 651     modifiers_state[keycode] = !modifiers_state[keycode];
 652     // Send a keyup or keydown depending on the state.
 653     qemu_input_event_send_key_qcode(dcl->con, keycode, modifiers_state[keycode]);
 654 }
 655
 656 - (void) toggleStatefulModifier: (int)keycode {
 657     // Toggle the stored state.
 658     modifiers_state[keycode] = !modifiers_state[keycode];
 659     // Generate keydown and keyup.
 660     qemu_input_event_send_key_qcode(dcl->con, keycode, true);
 661     qemu_input_event_send_key_qcode(dcl->con, keycode, false);
 662 }
 663
 664 // Does the work of sending input to the monitor
 665 - (void) handleMonitorInput:(NSEvent *)event
 666 {
 667     int keysym = 0;
 668     int control_key = 0;
 669
 670     // if the control key is down
 671     if ([event modifierFlags] & NSEventModifierFlagControl) {
 672         control_key = 1;
 673     }
 674
 675     /* translates Macintosh keycodes to QEMU's keysym */
 676
 677     int without_control_translation[] = {
 678         [0 ... 0xff] = 0,   // invalid key
 679
 680         [kVK_UpArrow]       = QEMU_KEY_UP,
 681         [kVK_DownArrow]     = QEMU_KEY_DOWN,
 682         [kVK_RightArrow]    = QEMU_KEY_RIGHT,
 683         [kVK_LeftArrow]     = QEMU_KEY_LEFT,
 684         [kVK_Home]          = QEMU_KEY_HOME,
 685         [kVK_End]           = QEMU_KEY_END,
 686         [kVK_PageUp]        = QEMU_KEY_PAGEUP,
 687         [kVK_PageDown]      = QEMU_KEY_PAGEDOWN,
 688         [kVK_ForwardDelete] = QEMU_KEY_DELETE,
 689         [kVK_Delete]        = QEMU_KEY_BACKSPACE,
 690     };
 691
 692     int with_control_translation[] = {
 693         [0 ... 0xff] = 0,   // invalid key
 694
 695         [kVK_UpArrow]       = QEMU_KEY_CTRL_UP,
 696         [kVK_DownArrow]     = QEMU_KEY_CTRL_DOWN,
 697         [kVK_RightArrow]    = QEMU_KEY_CTRL_RIGHT,
 698         [kVK_LeftArrow]     = QEMU_KEY_CTRL_LEFT,
 699         [kVK_Home]          = QEMU_KEY_CTRL_HOME,
 700         [kVK_End]           = QEMU_KEY_CTRL_END,
 701         [kVK_PageUp]        = QEMU_KEY_CTRL_PAGEUP,
 702         [kVK_PageDown]      = QEMU_KEY_CTRL_PAGEDOWN,
 703     };
 704
 705     if (control_key != 0) { /* If the control key is being used */
 706         if ([event keyCode] < ARRAY_SIZE(with_control_translation)) {
 707             keysym = with_control_translation[[event keyCode]];
 708         }
 709     } else {
 710         if ([event keyCode] < ARRAY_SIZE(without_control_translation)) {
 711             keysym = without_control_translation[[event keyCode]];
 712         }
 713     }
 714
 715     // if not a key that needs translating
 716     if (keysym == 0) {
 717         NSString *ks = [event characters];
 718         if ([ks length] > 0) {
 719             keysym = [ks characterAtIndex:0];
 720         }
 721     }
 722
 723     if (keysym) {
 724         kbd_put_keysym(keysym);
 725     }
 726 }
 727
 728 - (bool) handleEvent:(NSEvent *)event
 729 {
 730     return bool_with_iothread_lock(^{
 731         return [self handleEventLocked:event];
 732     });
 733 }
 734
 735 - (bool) handleEventLocked:(NSEvent *)event
 736 {
 737     /* Return true if we handled the event, false if it should be given to OSX */
 738     COCOA_DEBUG("QemuCocoaView: handleEvent\n");
 739     int buttons = 0;
 740     int keycode = 0;
 741     bool mouse_event = false;
 742     static bool switched_to_fullscreen = false;
 743     // Location of event in virtual screen coordinates
 744     NSPoint p = [self screenLocationOfEvent:event];
 745
 746     switch ([event type]) {
 747         case NSEventTypeFlagsChanged:
 748             if ([event keyCode] == 0) {
 749                 // When the Cocoa keyCode is zero that means keys should be
 750                 // synthesized based on the values in in the eventModifiers
 751                 // bitmask.
 752
 753                 if (qemu_console_is_graphic(NULL)) {
 754                     NSUInteger modifiers = [event modifierFlags];
 755
 756                     if (!!(modifiers & NSEventModifierFlagCapsLock) != !!modifiers_state[Q_KEY_CODE_CAPS_LOCK]) {
 757                         [self toggleStatefulModifier:Q_KEY_CODE_CAPS_LOCK];
 758                     }
 759                     if (!!(modifiers & NSEventModifierFlagShift) != !!modifiers_state[Q_KEY_CODE_SHIFT]) {
 760                         [self toggleModifier:Q_KEY_CODE_SHIFT];
 761                     }
 762                     if (!!(modifiers & NSEventModifierFlagControl) != !!modifiers_state[Q_KEY_CODE_CTRL]) {
 763                         [self toggleModifier:Q_KEY_CODE_CTRL];
 764                     }
 765                     if (!!(modifiers & NSEventModifierFlagOption) != !!modifiers_state[Q_KEY_CODE_ALT]) {
 766                         [self toggleModifier:Q_KEY_CODE_ALT];
 767                     }
 768                     if (!!(modifiers & NSEventModifierFlagCommand) != !!modifiers_state[Q_KEY_CODE_META_L]) {
 769                         [self toggleModifier:Q_KEY_CODE_META_L];
 770                     }
 771                 }
 772             } else {
 773                 keycode = cocoa_keycode_to_qemu([event keyCode]);
 774             }
 775
 776             if ((keycode == Q_KEY_CODE_META_L || keycode == Q_KEY_CODE_META_R)
 777                && !isMouseGrabbed) {
 778               /* Don't pass command key changes to guest unless mouse is grabbed */
 779               keycode = 0;
 780             }
 781
 782             if (keycode) {
 783                 // emulate caps lock and num lock keydown and keyup
 784                 if (keycode == Q_KEY_CODE_CAPS_LOCK ||
 785                     keycode == Q_KEY_CODE_NUM_LOCK) {
 786                     [self toggleStatefulModifier:keycode];
 787                 } else if (qemu_console_is_graphic(NULL)) {
 788                     if (switched_to_fullscreen) {
 789                         switched_to_fullscreen = false;
 790                     } else {
 791                         [self toggleModifier:keycode];
 792                     }
 793                 }
 794             }
 795
 796             break;
 797         case NSEventTypeKeyDown:
 798             keycode = cocoa_keycode_to_qemu([event keyCode]);
 799
 800             // forward command key combos to the host UI unless the mouse is grabbed
 801             if (!isMouseGrabbed && ([event modifierFlags] & NSEventModifierFlagCommand)) {
 802                 /*
 803                  * Prevent the command key from being stuck down in the guest
 804                  * when using Command-F to switch to full screen mode.
 805                  */
 806                 if (keycode == Q_KEY_CODE_F) {
 807                     switched_to_fullscreen = true;
 808                 }
 809                 return false;
 810             }
 811
 812             // default
 813
 814             // handle control + alt Key Combos (ctrl+alt+[1..9,g] is reserved for QEMU)
 815             if (([event modifierFlags] & NSEventModifierFlagControl) && ([event modifierFlags] & NSEventModifierFlagOption)) {
 816                 NSString *keychar = [event charactersIgnoringModifiers];
 817                 if ([keychar length] == 1) {
 818                     char key = [keychar characterAtIndex:0];
 819                     switch (key) {
 820
 821                         // enable graphic console
 822                         case '1' ... '9':
 823                             console_select(key - '0' - 1); /* ascii math */
 824                             return true;
 825
 826                         // release the mouse grab
 827                         case 'g':
 828                             [self ungrabMouse];
 829                             return true;
 830                     }
 831                 }
 832             }
 833
 834             if (qemu_console_is_graphic(NULL)) {
 835                 qemu_input_event_send_key_qcode(dcl->con, keycode, true);
 836             } else {
 837                 [self handleMonitorInput: event];
 838             }
 839             break;
 840         case NSEventTypeKeyUp:
 841             keycode = cocoa_keycode_to_qemu([event keyCode]);
 842
 843             // don't pass the guest a spurious key-up if we treated this
 844             // command-key combo as a host UI action
 845             if (!isMouseGrabbed && ([event modifierFlags] & NSEventModifierFlagCommand)) {
 846                 return true;
 847             }
 848
 849             if (qemu_console_is_graphic(NULL)) {
 850                 qemu_input_event_send_key_qcode(dcl->con, keycode, false);
 851             }
 852             break;
 853         case NSEventTypeMouseMoved:
 854             if (isAbsoluteEnabled) {
 855                 // Cursor re-entered into a window might generate events bound to screen coordinates
 856                 // and `nil` window property, and in full screen mode, current window might not be
 857                 // key window, where event location alone should suffice.
 858                 if (![self screenContainsPoint:p] || !([[self window] isKeyWindow] || isFullscreen)) {
 859                     if (isMouseGrabbed) {
 860                         [self ungrabMouse];
 861                     }
 862                 } else {
 863                     if (!isMouseGrabbed) {
 864                         [self grabMouse];
 865                     }
 866                 }
 867             }
 868             mouse_event = true;
 869             break;
 870         case NSEventTypeLeftMouseDown:
 871             if ([event modifierFlags] & NSEventModifierFlagCommand) {
 872                 buttons |= MOUSE_EVENT_RBUTTON;
 873             } else {
 874                 buttons |= MOUSE_EVENT_LBUTTON;
 875             }
 876             mouse_event = true;
 877             break;
 878         case NSEventTypeRightMouseDown:
 879             buttons |= MOUSE_EVENT_RBUTTON;
 880             mouse_event = true;
 881             break;
 882         case NSEventTypeOtherMouseDown:
 883             buttons |= MOUSE_EVENT_MBUTTON;
 884             mouse_event = true;
 885             break;
 886         case NSEventTypeLeftMouseDragged:
 887             if ([event modifierFlags] & NSEventModifierFlagCommand) {
 888                 buttons |= MOUSE_EVENT_RBUTTON;
 889             } else {
 890                 buttons |= MOUSE_EVENT_LBUTTON;
 891             }
 892             mouse_event = true;
 893             break;
 894         case NSEventTypeRightMouseDragged:
 895             buttons |= MOUSE_EVENT_RBUTTON;
 896             mouse_event = true;
 897             break;
 898         case NSEventTypeOtherMouseDragged:
 899             buttons |= MOUSE_EVENT_MBUTTON;
 900             mouse_event = true;
 901             break;
 902         case NSEventTypeLeftMouseUp:
 903             mouse_event = true;
 904             if (!isMouseGrabbed && [self screenContainsPoint:p]) {
 905                 /*
 906                  * In fullscreen mode, the window of cocoaView may not be the
 907                  * key window, therefore the position relative to the virtual
 908                  * screen alone will be sufficient.
 909                  */
 910                 if(isFullscreen || [[self window] isKeyWindow]) {
 911                     [self grabMouse];
 912                 }
 913             }
 914             break;
 915         case NSEventTypeRightMouseUp:
 916             mouse_event = true;
 917             break;
 918         case NSEventTypeOtherMouseUp:
 919             mouse_event = true;
 920             break;
 921         case NSEventTypeScrollWheel:
 922             /*
 923              * Send wheel events to the guest regardless of window focus.
 924              * This is in-line with standard Mac OS X UI behaviour.
 925              */
 926
 927             /*
 928              * When deltaY is zero, it means that this scrolling event was
 929              * either horizontal, or so fine that it only appears in
 930              * scrollingDeltaY. So we drop the event.
 931              */
 932             if ([event deltaY] != 0) {
 933             /* Determine if this is a scroll up or scroll down event */
 934                 buttons = ([event deltaY] > 0) ?
 935                     INPUT_BUTTON_WHEEL_UP : INPUT_BUTTON_WHEEL_DOWN;
 936                 qemu_input_queue_btn(dcl->con, buttons, true);
 937                 qemu_input_event_sync();
 938                 qemu_input_queue_btn(dcl->con, buttons, false);
 939                 qemu_input_event_sync();
 940             }
 941             /*
 942              * Since deltaY also reports scroll wheel events we prevent mouse
 943              * movement code from executing.
 944              */
 945             mouse_event = false;
 946             break;
 947         default:
 948             return false;
 949     }
 950
 951     if (mouse_event) {
 952         /* Don't send button events to the guest unless we've got a
 953          * mouse grab or window focus. If we have neither then this event
 954          * is the user clicking on the background window to activate and
 955          * bring us to the front, which will be done by the sendEvent
 956          * call below. We definitely don't want to pass that click through
 957          * to the guest.
 958          */
 959         if ((isMouseGrabbed || [[self window] isKeyWindow]) &&
 960             (last_buttons != buttons)) {
 961             static uint32_t bmap[INPUT_BUTTON__MAX] = {
 962                 [INPUT_BUTTON_LEFT]       = MOUSE_EVENT_LBUTTON,
 963                 [INPUT_BUTTON_MIDDLE]     = MOUSE_EVENT_MBUTTON,
 964                 [INPUT_BUTTON_RIGHT]      = MOUSE_EVENT_RBUTTON
 965             };
 966             qemu_input_update_buttons(dcl->con, bmap, last_buttons, buttons);
 967             last_buttons = buttons;
 968         }
 969         if (isMouseGrabbed) {
 970             if (isAbsoluteEnabled) {
 971                 /* Note that the origin for Cocoa mouse coords is bottom left, not top left.
 972                  * The check on screenContainsPoint is to avoid sending out of range values for
 973                  * clicks in the titlebar.
 974                  */
 975                 if ([self screenContainsPoint:p]) {
 976                     qemu_input_queue_abs(dcl->con, INPUT_AXIS_X, p.x, 0, screen.width);
 977                     qemu_input_queue_abs(dcl->con, INPUT_AXIS_Y, screen.height - p.y, 0, screen.height);
 978                 }
 979             } else {
 980                 qemu_input_queue_rel(dcl->con, INPUT_AXIS_X, (int)[event deltaX]);
 981                 qemu_input_queue_rel(dcl->con, INPUT_AXIS_Y, (int)[event deltaY]);
 982             }
 983         } else {
 984             return false;
 985         }
 986         qemu_input_event_sync();
 987     }
 988     return true;
 989 }
 990
 991 - (void) grabMouse
 992 {
 993     COCOA_DEBUG("QemuCocoaView: grabMouse\n");
 994
 995     if (!isFullscreen) {
 996         if (qemu_name)
 997             [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s - (Press ctrl + alt + g to release Mouse)", qemu_name]];
 998         else
 999             [normalWindow setTitle:@"QEMU - (Press ctrl + alt + g to release Mouse)"];
1000     }
1001     [self hideCursor];
1002     if (!isAbsoluteEnabled) {
1003         isMouseDeassociated = TRUE;
1004         CGAssociateMouseAndMouseCursorPosition(FALSE);
1005     }
1006     isMouseGrabbed = TRUE; // while isMouseGrabbed = TRUE, QemuCocoaApp sends all events to [cocoaView handleEvent:]
1007 }
1008
1009 - (void) ungrabMouse
1010 {
1011     COCOA_DEBUG("QemuCocoaView: ungrabMouse\n");
1012
1013     if (!isFullscreen) {
1014         if (qemu_name)
1015             [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s", qemu_name]];
1016         else
1017             [normalWindow setTitle:@"QEMU"];
1018     }
1019     [self unhideCursor];
1020     if (isMouseDeassociated) {
1021         CGAssociateMouseAndMouseCursorPosition(TRUE);
1022         isMouseDeassociated = FALSE;
1023     }
1024     isMouseGrabbed = FALSE;
1025 }
1026
1027 - (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled {isAbsoluteEnabled = tIsAbsoluteEnabled;}
1028 - (BOOL) isMouseGrabbed {return isMouseGrabbed;}
1029 - (BOOL) isAbsoluteEnabled {return isAbsoluteEnabled;}
1030 - (BOOL) isMouseDeassociated {return isMouseDeassociated;}
1031 - (float) cdx {return cdx;}
1032 - (float) cdy {return cdy;}
1033 - (QEMUScreen) gscreen {return screen;}
1034
1035 /*
1036  * Makes the target think all down keys are being released.
1037  * This prevents a stuck key problem, since we will not see
1038  * key up events for those keys after we have lost focus.
1039  */
1040 - (void) raiseAllKeys
1041 {
1042     const int max_index = ARRAY_SIZE(modifiers_state);
1043
1044     with_iothread_lock(^{
1045         int index;
1046
1047         for (index = 0; index < max_index; index++) {
1048             if (modifiers_state[index]) {
1049                 modifiers_state[index] = 0;
1050                 qemu_input_event_send_key_qcode(dcl->con, index, false);
1051             }
1052         }
1053     });
1054 }
1055 @end
1056
1057
1058
1059 /*
1060  ------------------------------------------------------
1061     QemuCocoaAppController
1062  ------------------------------------------------------
1063 */
1064 @interface QemuCocoaAppController : NSObject
1065 #if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6)
1066                                        <NSWindowDelegate, NSApplicationDelegate>
1067 #endif
1068 {
1069 }
1070 - (void)doToggleFullScreen:(id)sender;
1071 - (void)toggleFullScreen:(id)sender;
1072 - (void)showQEMUDoc:(id)sender;
1073 - (void)zoomToFit:(id) sender;
1074 - (void)displayConsole:(id)sender;
1075 - (void)pauseQEMU:(id)sender;
1076 - (void)resumeQEMU:(id)sender;
1077 - (void)displayPause;
1078 - (void)removePause;
1079 - (void)restartQEMU:(id)sender;
1080 - (void)powerDownQEMU:(id)sender;
1081 - (void)ejectDeviceMedia:(id)sender;
1082 - (void)changeDeviceMedia:(id)sender;
1083 - (BOOL)verifyQuit;
1084 - (void)openDocumentation:(NSString *)filename;
1085 - (IBAction) do_about_menu_item: (id) sender;
1086 - (void)make_about_window;
1087 - (void)adjustSpeed:(id)sender;
1088 @end
1089
1090 @implementation QemuCocoaAppController
1091 - (id) init
1092 {
1093     COCOA_DEBUG("QemuCocoaAppController: init\n");
1094
1095     self = [super init];
1096     if (self) {
1097
1098         // create a view and add it to the window
1099         cocoaView = [[QemuCocoaView alloc] initWithFrame:NSMakeRect(0.0, 0.0, 640.0, 480.0)];
1100         if(!cocoaView) {
1101             fprintf(stderr, "(cocoa) can't create a view\n");
1102             exit(1);
1103         }
1104
1105         // create a window
1106         normalWindow = [[NSWindow alloc] initWithContentRect:[cocoaView frame]
1107             styleMask:NSWindowStyleMaskTitled|NSWindowStyleMaskMiniaturizable|NSWindowStyleMaskClosable
1108             backing:NSBackingStoreBuffered defer:NO];
1109         if(!normalWindow) {
1110             fprintf(stderr, "(cocoa) can't create window\n");
1111             exit(1);
1112         }
1113         [normalWindow setAcceptsMouseMovedEvents:YES];
1114         [normalWindow setTitle:@"QEMU"];
1115         [normalWindow setContentView:cocoaView];
1116 #if (MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_10)
1117         [normalWindow useOptimizedDrawing:YES];
1118 #endif
1119         [normalWindow makeKeyAndOrderFront:self];
1120         [normalWindow center];
1121         [normalWindow setDelegate: self];
1122         stretch_video = false;
1123
1124         /* Used for displaying pause on the screen */
1125         pauseLabel = [NSTextField new];
1126         [pauseLabel setBezeled:YES];
1127         [pauseLabel setDrawsBackground:YES];
1128         [pauseLabel setBackgroundColor: [NSColor whiteColor]];
1129         [pauseLabel setEditable:NO];
1130         [pauseLabel setSelectable:NO];
1131         [pauseLabel setStringValue: @"Paused"];
1132         [pauseLabel setFont: [NSFont fontWithName: @"Helvetica" size: 90]];
1133         [pauseLabel setTextColor: [NSColor blackColor]];
1134         [pauseLabel sizeToFit];
1135
1136         // set the supported image file types that can be opened
1137         supportedImageFileTypes = [NSArray arrayWithObjects: @"img", @"iso", @"dmg",
1138                                  @"qcow", @"qcow2", @"cloop", @"vmdk", @"cdr",
1139                                   @"toast", nil];
1140         [self make_about_window];
1141     }
1142     return self;
1143 }
1144
1145 - (void) dealloc
1146 {
1147     COCOA_DEBUG("QemuCocoaAppController: dealloc\n");
1148
1149     if (cocoaView)
1150         [cocoaView release];
1151     [super dealloc];
1152 }
1153
1154 - (void)applicationDidFinishLaunching: (NSNotification *) note
1155 {
1156     COCOA_DEBUG("QemuCocoaAppController: applicationDidFinishLaunching\n");
1157     /* Tell cocoa_display_init to proceed */
1158     qemu_sem_post(&app_started_sem);
1159 }
1160
1161 - (void)applicationWillTerminate:(NSNotification *)aNotification
1162 {
1163     COCOA_DEBUG("QemuCocoaAppController: applicationWillTerminate\n");
1164
1165     qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI);
1166     exit(0);
1167 }
1168
1169 - (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)theApplication
1170 {
1171     return YES;
1172 }
1173
1174 - (NSApplicationTerminateReply)applicationShouldTerminate:
1175                                                          (NSApplication *)sender
1176 {
1177     COCOA_DEBUG("QemuCocoaAppController: applicationShouldTerminate\n");
1178     return [self verifyQuit];
1179 }
1180
1181 /* Called when the user clicks on a window's close button */
1182 - (BOOL)windowShouldClose:(id)sender
1183 {
1184     COCOA_DEBUG("QemuCocoaAppController: windowShouldClose\n");
1185     [NSApp terminate: sender];
1186     /* If the user allows the application to quit then the call to
1187      * NSApp terminate will never return. If we get here then the user
1188      * cancelled the quit, so we should return NO to not permit the
1189      * closing of this window.
1190      */
1191     return NO;
1192 }
1193
1194 /* Called when QEMU goes into the background */
1195 - (void) applicationWillResignActive: (NSNotification *)aNotification
1196 {
1197     COCOA_DEBUG("QemuCocoaAppController: applicationWillResignActive\n");
1198     [cocoaView raiseAllKeys];
1199 }
1200
1201 /* We abstract the method called by the Enter Fullscreen menu item
1202  * because Mac OS 10.7 and higher disables it. This is because of the
1203  * menu item's old selector's name toggleFullScreen:
1204  */
1205 - (void) doToggleFullScreen:(id)sender
1206 {
1207     [self toggleFullScreen:(id)sender];
1208 }
1209
1210 - (void)toggleFullScreen:(id)sender
1211 {
1212     COCOA_DEBUG("QemuCocoaAppController: toggleFullScreen\n");
1213
1214     [cocoaView toggleFullScreen:sender];
1215 }
1216
1217 /* Tries to find then open the specified filename */
1218 - (void) openDocumentation: (NSString *) filename
1219 {
1220     /* Where to look for local files */
1221     NSString *path_array[] = {@"../share/doc/qemu/", @"../doc/qemu/", @"../"};
1222     NSString *full_file_path;
1223
1224     /* iterate thru the possible paths until the file is found */
1225     int index;
1226     for (index = 0; index < ARRAY_SIZE(path_array); index++) {
1227         full_file_path = [[NSBundle mainBundle] executablePath];
1228         full_file_path = [full_file_path stringByDeletingLastPathComponent];
1229         full_file_path = [NSString stringWithFormat: @"%@/%@%@", full_file_path,
1230                           path_array[index], filename];
1231         if ([[NSWorkspace sharedWorkspace] openFile: full_file_path] == YES) {
1232             return;
1233         }
1234     }
1235
1236     /* If none of the paths opened a file */
1237     NSBeep();
1238     QEMU_Alert(@"Failed to open file");
1239 }
1240
1241 - (void)showQEMUDoc:(id)sender
1242 {
1243     COCOA_DEBUG("QemuCocoaAppController: showQEMUDoc\n");
1244
1245     [self openDocumentation: @"qemu-doc.html"];
1246 }
1247
1248 /* Stretches video to fit host monitor size */
1249 - (void)zoomToFit:(id) sender
1250 {
1251     stretch_video = !stretch_video;
1252     if (stretch_video == true) {
1253         [sender setState: NSControlStateValueOn];
1254     } else {
1255         [sender setState: NSControlStateValueOff];
1256     }
1257 }
1258
1259 /* Displays the console on the screen */
1260 - (void)displayConsole:(id)sender
1261 {
1262     console_select([sender tag]);
1263 }
1264
1265 /* Pause the guest */
1266 - (void)pauseQEMU:(id)sender
1267 {
1268     with_iothread_lock(^{
1269         qmp_stop(NULL);
1270     });
1271     [sender setEnabled: NO];
1272     [[[sender menu] itemWithTitle: @"Resume"] setEnabled: YES];
1273     [self displayPause];
1274 }
1275
1276 /* Resume running the guest operating system */
1277 - (void)resumeQEMU:(id) sender
1278 {
1279     with_iothread_lock(^{
1280         qmp_cont(NULL);
1281     });
1282     [sender setEnabled: NO];
1283     [[[sender menu] itemWithTitle: @"Pause"] setEnabled: YES];
1284     [self removePause];
1285 }
1286
1287 /* Displays the word pause on the screen */
1288 - (void)displayPause
1289 {
1290     /* Coordinates have to be calculated each time because the window can change its size */
1291     int xCoord, yCoord, width, height;
1292     xCoord = ([normalWindow frame].size.width - [pauseLabel frame].size.width)/2;
1293     yCoord = [normalWindow frame].size.height - [pauseLabel frame].size.height - ([pauseLabel frame].size.height * .5);
1294     width = [pauseLabel frame].size.width;
1295     height = [pauseLabel frame].size.height;
1296     [pauseLabel setFrame: NSMakeRect(xCoord, yCoord, width, height)];
1297     [cocoaView addSubview: pauseLabel];
1298 }
1299
1300 /* Removes the word pause from the screen */
1301 - (void)removePause
1302 {
1303     [pauseLabel removeFromSuperview];
1304 }
1305
1306 /* Restarts QEMU */
1307 - (void)restartQEMU:(id)sender
1308 {
1309     with_iothread_lock(^{
1310         qmp_system_reset(NULL);
1311     });
1312 }
1313
1314 /* Powers down QEMU */
1315 - (void)powerDownQEMU:(id)sender
1316 {
1317     with_iothread_lock(^{
1318         qmp_system_powerdown(NULL);
1319     });
1320 }
1321
1322 /* Ejects the media.
1323  * Uses sender's tag to figure out the device to eject.
1324  */
1325 - (void)ejectDeviceMedia:(id)sender
1326 {
1327     NSString * drive;
1328     drive = [sender representedObject];
1329     if(drive == nil) {
1330         NSBeep();
1331         QEMU_Alert(@"Failed to find drive to eject!");
1332         return;
1333     }
1334
1335     __block Error *err = NULL;
1336     with_iothread_lock(^{
1337         qmp_eject(true, [drive cStringUsingEncoding: NSASCIIStringEncoding],
1338                   false, NULL, false, false, &err);
1339     });
1340     handleAnyDeviceErrors(err);
1341 }
1342
1343 /* Displays a dialog box asking the user to select an image file to load.
1344  * Uses sender's represented object value to figure out which drive to use.
1345  */
1346 - (void)changeDeviceMedia:(id)sender
1347 {
1348     /* Find the drive name */
1349     NSString * drive;
1350     drive = [sender representedObject];
1351     if(drive == nil) {
1352         NSBeep();
1353         QEMU_Alert(@"Could not find drive!");
1354         return;
1355     }
1356
1357     /* Display the file open dialog */
1358     NSOpenPanel * openPanel;
1359     openPanel = [NSOpenPanel openPanel];
1360     [openPanel setCanChooseFiles: YES];
1361     [openPanel setAllowsMultipleSelection: NO];
1362     [openPanel setAllowedFileTypes: supportedImageFileTypes];
1363     if([openPanel runModal] == NSModalResponseOK) {
1364         NSString * file = [[[openPanel URLs] objectAtIndex: 0] path];
1365         if(file == nil) {
1366             NSBeep();
1367             QEMU_Alert(@"Failed to convert URL to file path!");
1368             return;
1369         }
1370
1371         __block Error *err = NULL;
1372         with_iothread_lock(^{
1373             qmp_blockdev_change_medium(true,
1374                                        [drive cStringUsingEncoding:
1375                                                   NSASCIIStringEncoding],
1376                                        false, NULL,
1377                                        [file cStringUsingEncoding:
1378                                                  NSASCIIStringEncoding],
1379                                        true, "raw",
1380                                        false, 0,
1381                                        &err);
1382         });
1383         handleAnyDeviceErrors(err);
1384     }
1385 }
1386
1387 /* Verifies if the user really wants to quit */
1388 - (BOOL)verifyQuit
1389 {
1390     NSAlert *alert = [NSAlert new];
1391     [alert autorelease];
1392     [alert setMessageText: @"Are you sure you want to quit QEMU?"];
1393     [alert addButtonWithTitle: @"Cancel"];
1394     [alert addButtonWithTitle: @"Quit"];
1395     if([alert runModal] == NSAlertSecondButtonReturn) {
1396         return YES;
1397     } else {
1398         return NO;
1399     }
1400 }
1401
1402 /* The action method for the About menu item */
1403 - (IBAction) do_about_menu_item: (id) sender
1404 {
1405     [about_window makeKeyAndOrderFront: nil];
1406 }
1407
1408 /* Create and display the about dialog */
1409 - (void)make_about_window
1410 {
1411     /* Make the window */
1412     int x = 0, y = 0, about_width = 400, about_height = 200;
1413     NSRect window_rect = NSMakeRect(x, y, about_width, about_height);
1414     about_window = [[NSWindow alloc] initWithContentRect:window_rect
1415                     styleMask:NSWindowStyleMaskTitled | NSWindowStyleMaskClosable |
1416                     NSWindowStyleMaskMiniaturizable
1417                     backing:NSBackingStoreBuffered
1418                     defer:NO];
1419     [about_window setTitle: @"About"];
1420     [about_window setReleasedWhenClosed: NO];
1421     [about_window center];
1422     NSView *superView = [about_window contentView];
1423
1424     /* Create the dimensions of the picture */
1425     int picture_width = 80, picture_height = 80;
1426     x = (about_width - picture_width)/2;
1427     y = about_height - picture_height - 10;
1428     NSRect picture_rect = NSMakeRect(x, y, picture_width, picture_height);
1429
1430     /* Get the path to the QEMU binary */
1431     NSString *binary_name = [NSString stringWithCString: gArgv[0]
1432                                       encoding: NSASCIIStringEncoding];
1433     binary_name = [binary_name lastPathComponent];
1434     NSString *program_path = [[NSString alloc] initWithFormat: @"%@/%@",
1435     [[NSBundle mainBundle] bundlePath], binary_name];
1436
1437     /* Make the picture of QEMU */
1438     NSImageView *picture_view = [[NSImageView alloc] initWithFrame:
1439                                                      picture_rect];
1440     NSImage *qemu_image = [[NSWorkspace sharedWorkspace] iconForFile:
1441                                                          program_path];
1442     [picture_view setImage: qemu_image];
1443     [picture_view setImageScaling: NSImageScaleProportionallyUpOrDown];
1444     [superView addSubview: picture_view];
1445
1446     /* Make the name label */
1447     x = 0;
1448     y = y - 25;
1449     int name_width = about_width, name_height = 20;
1450     NSRect name_rect = NSMakeRect(x, y, name_width, name_height);
1451     NSTextField *name_label = [[NSTextField alloc] initWithFrame: name_rect];
1452     [name_label setEditable: NO];
1453     [name_label setBezeled: NO];
1454     [name_label setDrawsBackground: NO];
1455     [name_label setAlignment: NSTextAlignmentCenter];
1456     NSString *qemu_name = [[NSString alloc] initWithCString: gArgv[0]
1457                                             encoding: NSASCIIStringEncoding];
1458     qemu_name = [qemu_name lastPathComponent];
1459     [name_label setStringValue: qemu_name];
1460     [superView addSubview: name_label];
1461
1462     /* Set the version label's attributes */
1463     x = 0;
1464     y = 50;
1465     int version_width = about_width, version_height = 20;
1466     NSRect version_rect = NSMakeRect(x, y, version_width, version_height);
1467     NSTextField *version_label = [[NSTextField alloc] initWithFrame:
1468                                                       version_rect];
1469     [version_label setEditable: NO];
1470     [version_label setBezeled: NO];
1471     [version_label setAlignment: NSTextAlignmentCenter];
1472     [version_label setDrawsBackground: NO];
1473
1474     /* Create the version string*/
1475     NSString *version_string;
1476     version_string = [[NSString alloc] initWithFormat:
1477     @"QEMU emulator version %s", QEMU_FULL_VERSION];
1478     [version_label setStringValue: version_string];
1479     [superView addSubview: version_label];
1480
1481     /* Make copyright label */
1482     x = 0;
1483     y = 35;
1484     int copyright_width = about_width, copyright_height = 20;
1485     NSRect copyright_rect = NSMakeRect(x, y, copyright_width, copyright_height);
1486     NSTextField *copyright_label = [[NSTextField alloc] initWithFrame:
1487                                                         copyright_rect];
1488     [copyright_label setEditable: NO];
1489     [copyright_label setBezeled: NO];
1490     [copyright_label setDrawsBackground: NO];
1491     [copyright_label setAlignment: NSTextAlignmentCenter];
1492     [copyright_label setStringValue: [NSString stringWithFormat: @"%s",
1493                                      QEMU_COPYRIGHT]];
1494     [superView addSubview: copyright_label];
1495 }
1496
1497 /* Used by the Speed menu items */
1498 - (void)adjustSpeed:(id)sender
1499 {
1500     int throttle_pct; /* throttle percentage */
1501     NSMenu *menu;
1502
1503     menu = [sender menu];
1504     if (menu != nil)
1505     {
1506         /* Unselect the currently selected item */
1507         for (NSMenuItem *item in [menu itemArray]) {
1508             if (item.state == NSControlStateValueOn) {
1509                 [item setState: NSControlStateValueOff];
1510                 break;
1511             }
1512         }
1513     }
1514
1515     // check the menu item
1516     [sender setState: NSControlStateValueOn];
1517
1518     // get the throttle percentage
1519     throttle_pct = [sender tag];
1520
1521     with_iothread_lock(^{
1522         cpu_throttle_set(throttle_pct);
1523     });
1524     COCOA_DEBUG("cpu throttling at %d%c\n", cpu_throttle_get_percentage(), '%');
1525 }
1526
1527 @end
1528
1529 @interface QemuApplication : NSApplication
1530 @end
1531
1532 @implementation QemuApplication
1533 - (void)sendEvent:(NSEvent *)event
1534 {
1535     COCOA_DEBUG("QemuApplication: sendEvent\n");
1536     if (![cocoaView handleEvent:event]) {
1537         [super sendEvent: event];
1538     }
1539 }
1540 @end
1541
1542 static void create_initial_menus(void)
1543 {
1544     // Add menus
1545     NSMenu      *menu;
1546     NSMenuItem  *menuItem;
1547
1548     [NSApp setMainMenu:[[NSMenu alloc] init]];
1549
1550     // Application menu
1551     menu = [[NSMenu alloc] initWithTitle:@""];
1552     [menu addItemWithTitle:@"About QEMU" action:@selector(do_about_menu_item:) keyEquivalent:@""]; // About QEMU
1553     [menu addItem:[NSMenuItem separatorItem]]; //Separator
1554     [menu addItemWithTitle:@"Hide QEMU" action:@selector(hide:) keyEquivalent:@"h"]; //Hide QEMU
1555     menuItem = (NSMenuItem *)[menu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"]; // Hide Others
1556     [menuItem setKeyEquivalentModifierMask:(NSEventModifierFlagOption|NSEventModifierFlagCommand)];
1557     [menu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""]; // Show All
1558     [menu addItem:[NSMenuItem separatorItem]]; //Separator
1559     [menu addItemWithTitle:@"Quit QEMU" action:@selector(terminate:) keyEquivalent:@"q"];
1560     menuItem = [[NSMenuItem alloc] initWithTitle:@"Apple" action:nil keyEquivalent:@""];
1561     [menuItem setSubmenu:menu];
1562     [[NSApp mainMenu] addItem:menuItem];
1563     [NSApp performSelector:@selector(setAppleMenu:) withObject:menu]; // Workaround (this method is private since 10.4+)
1564
1565     // Machine menu
1566     menu = [[NSMenu alloc] initWithTitle: @"Machine"];
1567     [menu setAutoenablesItems: NO];
1568     [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Pause" action: @selector(pauseQEMU:) keyEquivalent: @""] autorelease]];
1569     menuItem = [[[NSMenuItem alloc] initWithTitle: @"Resume" action: @selector(resumeQEMU:) keyEquivalent: @""] autorelease];
1570     [menu addItem: menuItem];
1571     [menuItem setEnabled: NO];
1572     [menu addItem: [NSMenuItem separatorItem]];
1573     [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Reset" action: @selector(restartQEMU:) keyEquivalent: @""] autorelease]];
1574     [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Power Down" action: @selector(powerDownQEMU:) keyEquivalent: @""] autorelease]];
1575     menuItem = [[[NSMenuItem alloc] initWithTitle: @"Machine" action:nil keyEquivalent:@""] autorelease];
1576     [menuItem setSubmenu:menu];
1577     [[NSApp mainMenu] addItem:menuItem];
1578
1579     // View menu
1580     menu = [[NSMenu alloc] initWithTitle:@"View"];
1581     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Enter Fullscreen" action:@selector(doToggleFullScreen:) keyEquivalent:@"f"] autorelease]]; // Fullscreen
1582     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Zoom To Fit" action:@selector(zoomToFit:) keyEquivalent:@""] autorelease]];
1583     menuItem = [[[NSMenuItem alloc] initWithTitle:@"View" action:nil keyEquivalent:@""] autorelease];
1584     [menuItem setSubmenu:menu];
1585     [[NSApp mainMenu] addItem:menuItem];
1586
1587     // Speed menu
1588     menu = [[NSMenu alloc] initWithTitle:@"Speed"];
1589
1590     // Add the rest of the Speed menu items
1591     int p, percentage, throttle_pct;
1592     for (p = 10; p >= 0; p--)
1593     {
1594         percentage = p * 10 > 1 ? p * 10 : 1; // prevent a 0% menu item
1595
1596         menuItem = [[[NSMenuItem alloc]
1597                    initWithTitle: [NSString stringWithFormat: @"%d%%", percentage] action:@selector(adjustSpeed:) keyEquivalent:@""] autorelease];
1598
1599         if (percentage == 100) {
1600             [menuItem setState: NSControlStateValueOn];
1601         }
1602
1603         /* Calculate the throttle percentage */
1604         throttle_pct = -1 * percentage + 100;
1605
1606         [menuItem setTag: throttle_pct];
1607         [menu addItem: menuItem];
1608     }
1609     menuItem = [[[NSMenuItem alloc] initWithTitle:@"Speed" action:nil keyEquivalent:@""] autorelease];
1610     [menuItem setSubmenu:menu];
1611     [[NSApp mainMenu] addItem:menuItem];
1612
1613     // Window menu
1614     menu = [[NSMenu alloc] initWithTitle:@"Window"];
1615     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"] autorelease]]; // Miniaturize
1616     menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease];
1617     [menuItem setSubmenu:menu];
1618     [[NSApp mainMenu] addItem:menuItem];
1619     [NSApp setWindowsMenu:menu];
1620
1621     // Help menu
1622     menu = [[NSMenu alloc] initWithTitle:@"Help"];
1623     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"QEMU Documentation" action:@selector(showQEMUDoc:) keyEquivalent:@"?"] autorelease]]; // QEMU Help
1624     menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease];
1625     [menuItem setSubmenu:menu];
1626     [[NSApp mainMenu] addItem:menuItem];
1627 }
1628
1629 /* Returns a name for a given console */
1630 static NSString * getConsoleName(QemuConsole * console)
1631 {
1632     return [NSString stringWithFormat: @"%s", qemu_console_get_label(console)];
1633 }
1634
1635 /* Add an entry to the View menu for each console */
1636 static void add_console_menu_entries(void)
1637 {
1638     NSMenu *menu;
1639     NSMenuItem *menuItem;
1640     int index = 0;
1641
1642     menu = [[[NSApp mainMenu] itemWithTitle:@"View"] submenu];
1643
1644     [menu addItem:[NSMenuItem separatorItem]];
1645
1646     while (qemu_console_lookup_by_index(index) != NULL) {
1647         menuItem = [[[NSMenuItem alloc] initWithTitle: getConsoleName(qemu_console_lookup_by_index(index))
1648                                                action: @selector(displayConsole:) keyEquivalent: @""] autorelease];
1649         [menuItem setTag: index];
1650         [menu addItem: menuItem];
1651         index++;
1652     }
1653 }
1654
1655 /* Make menu items for all removable devices.
1656  * Each device is given an 'Eject' and 'Change' menu item.
1657  */
1658 static void addRemovableDevicesMenuItems(void)
1659 {
1660     NSMenu *menu;
1661     NSMenuItem *menuItem;
1662     BlockInfoList *currentDevice, *pointerToFree;
1663     NSString *deviceName;
1664
1665     currentDevice = qmp_query_block(NULL);
1666     pointerToFree = currentDevice;
1667     if(currentDevice == NULL) {
1668         NSBeep();
1669         QEMU_Alert(@"Failed to query for block devices!");
1670         return;
1671     }
1672
1673     menu = [[[NSApp mainMenu] itemWithTitle:@"Machine"] submenu];
1674
1675     // Add a separator between related groups of menu items
1676     [menu addItem:[NSMenuItem separatorItem]];
1677
1678     // Set the attributes to the "Removable Media" menu item
1679     NSString *titleString = @"Removable Media";
1680     NSMutableAttributedString *attString=[[NSMutableAttributedString alloc] initWithString:titleString];
1681     NSColor *newColor = [NSColor blackColor];
1682     NSFontManager *fontManager = [NSFontManager sharedFontManager];
1683     NSFont *font = [fontManager fontWithFamily:@"Helvetica"
1684                                           traits:NSBoldFontMask|NSItalicFontMask
1685                                           weight:0
1686                                             size:14];
1687     [attString addAttribute:NSFontAttributeName value:font range:NSMakeRange(0, [titleString length])];
1688     [attString addAttribute:NSForegroundColorAttributeName value:newColor range:NSMakeRange(0, [titleString length])];
1689     [attString addAttribute:NSUnderlineStyleAttributeName value:[NSNumber numberWithInt: 1] range:NSMakeRange(0, [titleString length])];
1690
1691     // Add the "Removable Media" menu item
1692     menuItem = [NSMenuItem new];
1693     [menuItem setAttributedTitle: attString];
1694     [menuItem setEnabled: NO];
1695     [menu addItem: menuItem];
1696
1697     /* Loop through all the block devices in the emulator */
1698     while (currentDevice) {
1699         deviceName = [[NSString stringWithFormat: @"%s", currentDevice->value->device] retain];
1700
1701         if(currentDevice->value->removable) {
1702             menuItem = [[NSMenuItem alloc] initWithTitle: [NSString stringWithFormat: @"Change %s...", currentDevice->value->device]
1703                                                   action: @selector(changeDeviceMedia:)
1704                                            keyEquivalent: @""];
1705             [menu addItem: menuItem];
1706             [menuItem setRepresentedObject: deviceName];
1707             [menuItem autorelease];
1708
1709             menuItem = [[NSMenuItem alloc] initWithTitle: [NSString stringWithFormat: @"Eject %s", currentDevice->value->device]
1710                                                   action: @selector(ejectDeviceMedia:)
1711                                            keyEquivalent: @""];
1712             [menu addItem: menuItem];
1713             [menuItem setRepresentedObject: deviceName];
1714             [menuItem autorelease];
1715         }
1716         currentDevice = currentDevice->next;
1717     }
1718     qapi_free_BlockInfoList(pointerToFree);
1719 }
1720
1721 /*
1722  * The startup process for the OSX/Cocoa UI is complicated, because
1723  * OSX insists that the UI runs on the initial main thread, and so we
1724  * need to start a second thread which runs the vl.c qemu_main():
1725  *
1726  * Initial thread:                    2nd thread:
1727  * in main():
1728  *  create qemu-main thread
1729  *  wait on display_init semaphore
1730  *                                    call qemu_main()
1731  *                                    ...
1732  *                                    in cocoa_display_init():
1733  *                                     post the display_init semaphore
1734  *                                     wait on app_started semaphore
1735  *  create application, menus, etc
1736  *  enter OSX run loop
1737  * in applicationDidFinishLaunching:
1738  *  post app_started semaphore
1739  *                                     tell main thread to fullscreen if needed
1740  *                                    [...]
1741  *                                    run qemu main-loop
1742  *
1743  * We do this in two stages so that we don't do the creation of the
1744  * GUI application menus and so on for command line options like --help
1745  * where we want to just print text to stdout and exit immediately.
1746  */
1747
1748 static void *call_qemu_main(void *opaque)
1749 {
1750     int status;
1751
1752     COCOA_DEBUG("Second thread: calling qemu_main()\n");
1753     status = qemu_main(gArgc, gArgv, *_NSGetEnviron());
1754     COCOA_DEBUG("Second thread: qemu_main() returned, exiting\n");
1755     exit(status);
1756 }
1757
1758 int main (int argc, const char * argv[]) {
1759     QemuThread thread;
1760
1761     COCOA_DEBUG("Entered main()\n");
1762     gArgc = argc;
1763     gArgv = (char **)argv;
1764
1765     qemu_sem_init(&display_init_sem, 0);
1766     qemu_sem_init(&app_started_sem, 0);
1767
1768     qemu_thread_create(&thread, "qemu_main", call_qemu_main,
1769                        NULL, QEMU_THREAD_DETACHED);
1770
1771     COCOA_DEBUG("Main thread: waiting for display_init_sem\n");
1772     qemu_sem_wait(&display_init_sem);
1773     COCOA_DEBUG("Main thread: initializing app\n");
1774
1775     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1776
1777     // Pull this console process up to being a fully-fledged graphical
1778     // app with a menubar and Dock icon
1779     ProcessSerialNumber psn = { 0, kCurrentProcess };
1780     TransformProcessType(&psn, kProcessTransformToForegroundApplication);
1781
1782     [QemuApplication sharedApplication];
1783
1784     create_initial_menus();
1785
1786     /*
1787      * Create the menu entries which depend on QEMU state (for consoles
1788      * and removeable devices). These make calls back into QEMU functions,
1789      * which is OK because at this point we know that the second thread
1790      * holds the iothread lock and is synchronously waiting for us to
1791      * finish.
1792      */
1793     add_console_menu_entries();
1794     addRemovableDevicesMenuItems();
1795
1796     // Create an Application controller
1797     QemuCocoaAppController *appController = [[QemuCocoaAppController alloc] init];
1798     [NSApp setDelegate:appController];
1799
1800     // Start the main event loop
1801     COCOA_DEBUG("Main thread: entering OSX run loop\n");
1802     [NSApp run];
1803     COCOA_DEBUG("Main thread: left OSX run loop, exiting\n");
1804
1805     [appController release];
1806     [pool release];
1807
1808     return 0;
1809 }
1810
1811
1812
1813 #pragma mark qemu
1814 static void cocoa_update(DisplayChangeListener *dcl,
1815                          int x, int y, int w, int h)
1816 {
1817     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1818
1819     COCOA_DEBUG("qemu_cocoa: cocoa_update\n");
1820
1821     dispatch_async(dispatch_get_main_queue(), ^{
1822         NSRect rect;
1823         if ([cocoaView cdx] == 1.0) {
1824             rect = NSMakeRect(x, [cocoaView gscreen].height - y - h, w, h);
1825         } else {
1826             rect = NSMakeRect(
1827                 x * [cocoaView cdx],
1828                 ([cocoaView gscreen].height - y - h) * [cocoaView cdy],
1829                 w * [cocoaView cdx],
1830                 h * [cocoaView cdy]);
1831         }
1832         [cocoaView setNeedsDisplayInRect:rect];
1833     });
1834
1835     [pool release];
1836 }
1837
1838 static void cocoa_switch(DisplayChangeListener *dcl,
1839                          DisplaySurface *surface)
1840 {
1841     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1842     pixman_image_t *image = surface->image;
1843
1844     COCOA_DEBUG("qemu_cocoa: cocoa_switch\n");
1845
1846     // The DisplaySurface will be freed as soon as this callback returns.
1847     // We take a reference to the underlying pixman image here so it does
1848     // not disappear from under our feet; the switchSurface method will
1849     // deref the old image when it is done with it.
1850     pixman_image_ref(image);
1851
1852     dispatch_async(dispatch_get_main_queue(), ^{
1853         [cocoaView switchSurface:image];
1854     });
1855     [pool release];
1856 }
1857
1858 static void cocoa_refresh(DisplayChangeListener *dcl)
1859 {
1860     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1861
1862     COCOA_DEBUG("qemu_cocoa: cocoa_refresh\n");
1863     graphic_hw_update(NULL);
1864
1865     if (qemu_input_is_absolute()) {
1866         dispatch_async(dispatch_get_main_queue(), ^{
1867             if (![cocoaView isAbsoluteEnabled]) {
1868                 if ([cocoaView isMouseGrabbed]) {
1869                     [cocoaView ungrabMouse];
1870                 }
1871             }
1872             [cocoaView setAbsoluteEnabled:YES];
1873         });
1874     }
1875     [pool release];
1876 }
1877
1878 static void cocoa_cleanup(void)
1879 {
1880     COCOA_DEBUG("qemu_cocoa: cocoa_cleanup\n");
1881     g_free(dcl);
1882 }
1883
1884 static const DisplayChangeListenerOps dcl_ops = {
1885     .dpy_name          = "cocoa",
1886     .dpy_gfx_update = cocoa_update,
1887     .dpy_gfx_switch = cocoa_switch,
1888     .dpy_refresh = cocoa_refresh,
1889 };
1890
1891 static void cocoa_display_init(DisplayState *ds, DisplayOptions *opts)
1892 {
1893     COCOA_DEBUG("qemu_cocoa: cocoa_display_init\n");
1894
1895     /* Tell main thread to go ahead and create the app and enter the run loop */
1896     qemu_sem_post(&display_init_sem);
1897     qemu_sem_wait(&app_started_sem);
1898     COCOA_DEBUG("cocoa_display_init: app start completed\n");
1899
1900     /* if fullscreen mode is to be used */
1901     if (opts->has_full_screen && opts->full_screen) {
1902         dispatch_async(dispatch_get_main_queue(), ^{
1903             [NSApp activateIgnoringOtherApps: YES];
1904             [(QemuCocoaAppController *)[[NSApplication sharedApplication] delegate] toggleFullScreen: nil];
1905         });
1906     }
1907
1908     dcl = g_malloc0(sizeof(DisplayChangeListener));
1909
1910     // register vga output callbacks
1911     dcl->ops = &dcl_ops;
1912     register_displaychangelistener(dcl);
1913
1914     // register cleanup function
1915     atexit(cocoa_cleanup);
1916 }
1917
1918 static QemuDisplay qemu_display_cocoa = {
1919     .type       = DISPLAY_TYPE_COCOA,
1920     .init       = cocoa_display_init,
1921 };
1922
1923 static void register_cocoa(void)
1924 {
1925     qemu_display_register(&qemu_display_cocoa);
1926 }
1927
1928 type_init(register_cocoa);