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