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 "sysemu/runstate.h"
  35 #include "qapi/error.h"
  36 #include "qapi/qapi-commands-block.h"
  37 #include "qapi/qapi-commands-misc.h"
  38 #include "sysemu/blockdev.h"
  39 #include "qemu-version.h"
  40 #include "qemu/main-loop.h"
  41 #include "qemu/module.h"
  42 #include <Carbon/Carbon.h>
  43 #include "hw/core/cpu.h"
  44
  45 #ifndef MAC_OS_X_VERSION_10_5
  46 #define MAC_OS_X_VERSION_10_5 1050
  47 #endif
  48 #ifndef MAC_OS_X_VERSION_10_6
  49 #define MAC_OS_X_VERSION_10_6 1060
  50 #endif
  51 #ifndef MAC_OS_X_VERSION_10_9
  52 #define MAC_OS_X_VERSION_10_9 1090
  53 #endif
  54 #ifndef MAC_OS_X_VERSION_10_10
  55 #define MAC_OS_X_VERSION_10_10 101000
  56 #endif
  57 #ifndef MAC_OS_X_VERSION_10_12
  58 #define MAC_OS_X_VERSION_10_12 101200
  59 #endif
  60 #ifndef MAC_OS_X_VERSION_10_13
  61 #define MAC_OS_X_VERSION_10_13 101300
  62 #endif
  63
  64 /* macOS 10.12 deprecated many constants, #define the new names for older SDKs */
  65 #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_12
  66 #define NSEventMaskAny                  NSAnyEventMask
  67 #define NSEventModifierFlagCapsLock     NSAlphaShiftKeyMask
  68 #define NSEventModifierFlagShift        NSShiftKeyMask
  69 #define NSEventModifierFlagCommand      NSCommandKeyMask
  70 #define NSEventModifierFlagControl      NSControlKeyMask
  71 #define NSEventModifierFlagOption       NSAlternateKeyMask
  72 #define NSEventTypeFlagsChanged         NSFlagsChanged
  73 #define NSEventTypeKeyUp                NSKeyUp
  74 #define NSEventTypeKeyDown              NSKeyDown
  75 #define NSEventTypeMouseMoved           NSMouseMoved
  76 #define NSEventTypeLeftMouseDown        NSLeftMouseDown
  77 #define NSEventTypeRightMouseDown       NSRightMouseDown
  78 #define NSEventTypeOtherMouseDown       NSOtherMouseDown
  79 #define NSEventTypeLeftMouseDragged     NSLeftMouseDragged
  80 #define NSEventTypeRightMouseDragged    NSRightMouseDragged
  81 #define NSEventTypeOtherMouseDragged    NSOtherMouseDragged
  82 #define NSEventTypeLeftMouseUp          NSLeftMouseUp
  83 #define NSEventTypeRightMouseUp         NSRightMouseUp
  84 #define NSEventTypeOtherMouseUp         NSOtherMouseUp
  85 #define NSEventTypeScrollWheel          NSScrollWheel
  86 #define NSTextAlignmentCenter           NSCenterTextAlignment
  87 #define NSWindowStyleMaskBorderless     NSBorderlessWindowMask
  88 #define NSWindowStyleMaskClosable       NSClosableWindowMask
  89 #define NSWindowStyleMaskMiniaturizable NSMiniaturizableWindowMask
  90 #define NSWindowStyleMaskTitled         NSTitledWindowMask
  91 #endif
  92 /* 10.13 deprecates NSFileHandlingPanelOKButton in favour of
  93  * NSModalResponseOK, which was introduced in 10.9. Define
  94  * it for older versions.
  95  */
  96 #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_9
  97 #define NSModalResponseOK NSFileHandlingPanelOKButton
  98 #endif
  99 /* 10.14 deprecates NSOnState and NSOffState in favor of
 100  * NSControlStateValueOn/Off, which were introduced in 10.13.
 101  * Define for older versions
 102  */
 103 #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_13
 104 #define NSControlStateValueOn NSOnState
 105 #define NSControlStateValueOff NSOffState
 106 #endif
 107
 108 //#define DEBUG
 109
 110 #ifdef DEBUG
 111 #define COCOA_DEBUG(...)  { (void) fprintf (stdout, __VA_ARGS__); }
 112 #else
 113 #define COCOA_DEBUG(...)  ((void) 0)
 114 #endif
 115
 116 #define cgrect(nsrect) (*(CGRect *)&(nsrect))
 117
 118 typedef struct {
 119     int width;
 120     int height;
 121     int bitsPerComponent;
 122     int bitsPerPixel;
 123 } QEMUScreen;
 124
 125 NSWindow *normalWindow, *about_window;
 126 static DisplayChangeListener *dcl;
 127 static int last_buttons;
 128 static int cursor_hide = 1;
 129
 130 int gArgc;
 131 char **gArgv;
 132 bool stretch_video;
 133 NSTextField *pauseLabel;
 134 NSArray * supportedImageFileTypes;
 135
 136 static QemuSemaphore display_init_sem;
 137 static QemuSemaphore app_started_sem;
 138 static bool allow_events;
 139
 140 // Utility functions to run specified code block with iothread lock held
 141 typedef void (^CodeBlock)(void);
 142 typedef bool (^BoolCodeBlock)(void);
 143
 144 static void with_iothread_lock(CodeBlock block)
 145 {
 146     bool locked = qemu_mutex_iothread_locked();
 147     if (!locked) {
 148         qemu_mutex_lock_iothread();
 149     }
 150     block();
 151     if (!locked) {
 152         qemu_mutex_unlock_iothread();
 153     }
 154 }
 155
 156 static bool bool_with_iothread_lock(BoolCodeBlock block)
 157 {
 158     bool locked = qemu_mutex_iothread_locked();
 159     bool val;
 160
 161     if (!locked) {
 162         qemu_mutex_lock_iothread();
 163     }
 164     val = block();
 165     if (!locked) {
 166         qemu_mutex_unlock_iothread();
 167     }
 168     return val;
 169 }
 170
 171 // Mac to QKeyCode conversion
 172 const int mac_to_qkeycode_map[] = {
 173     [kVK_ANSI_A] = Q_KEY_CODE_A,
 174     [kVK_ANSI_B] = Q_KEY_CODE_B,
 175     [kVK_ANSI_C] = Q_KEY_CODE_C,
 176     [kVK_ANSI_D] = Q_KEY_CODE_D,
 177     [kVK_ANSI_E] = Q_KEY_CODE_E,
 178     [kVK_ANSI_F] = Q_KEY_CODE_F,
 179     [kVK_ANSI_G] = Q_KEY_CODE_G,
 180     [kVK_ANSI_H] = Q_KEY_CODE_H,
 181     [kVK_ANSI_I] = Q_KEY_CODE_I,
 182     [kVK_ANSI_J] = Q_KEY_CODE_J,
 183     [kVK_ANSI_K] = Q_KEY_CODE_K,
 184     [kVK_ANSI_L] = Q_KEY_CODE_L,
 185     [kVK_ANSI_M] = Q_KEY_CODE_M,
 186     [kVK_ANSI_N] = Q_KEY_CODE_N,
 187     [kVK_ANSI_O] = Q_KEY_CODE_O,
 188     [kVK_ANSI_P] = Q_KEY_CODE_P,
 189     [kVK_ANSI_Q] = Q_KEY_CODE_Q,
 190     [kVK_ANSI_R] = Q_KEY_CODE_R,
 191     [kVK_ANSI_S] = Q_KEY_CODE_S,
 192     [kVK_ANSI_T] = Q_KEY_CODE_T,
 193     [kVK_ANSI_U] = Q_KEY_CODE_U,
 194     [kVK_ANSI_V] = Q_KEY_CODE_V,
 195     [kVK_ANSI_W] = Q_KEY_CODE_W,
 196     [kVK_ANSI_X] = Q_KEY_CODE_X,
 197     [kVK_ANSI_Y] = Q_KEY_CODE_Y,
 198     [kVK_ANSI_Z] = Q_KEY_CODE_Z,
 199
 200     [kVK_ANSI_0] = Q_KEY_CODE_0,
 201     [kVK_ANSI_1] = Q_KEY_CODE_1,
 202     [kVK_ANSI_2] = Q_KEY_CODE_2,
 203     [kVK_ANSI_3] = Q_KEY_CODE_3,
 204     [kVK_ANSI_4] = Q_KEY_CODE_4,
 205     [kVK_ANSI_5] = Q_KEY_CODE_5,
 206     [kVK_ANSI_6] = Q_KEY_CODE_6,
 207     [kVK_ANSI_7] = Q_KEY_CODE_7,
 208     [kVK_ANSI_8] = Q_KEY_CODE_8,
 209     [kVK_ANSI_9] = Q_KEY_CODE_9,
 210
 211     [kVK_ANSI_Grave] = Q_KEY_CODE_GRAVE_ACCENT,
 212     [kVK_ANSI_Minus] = Q_KEY_CODE_MINUS,
 213     [kVK_ANSI_Equal] = Q_KEY_CODE_EQUAL,
 214     [kVK_Delete] = Q_KEY_CODE_BACKSPACE,
 215     [kVK_CapsLock] = Q_KEY_CODE_CAPS_LOCK,
 216     [kVK_Tab] = Q_KEY_CODE_TAB,
 217     [kVK_Return] = Q_KEY_CODE_RET,
 218     [kVK_ANSI_LeftBracket] = Q_KEY_CODE_BRACKET_LEFT,
 219     [kVK_ANSI_RightBracket] = Q_KEY_CODE_BRACKET_RIGHT,
 220     [kVK_ANSI_Backslash] = Q_KEY_CODE_BACKSLASH,
 221     [kVK_ANSI_Semicolon] = Q_KEY_CODE_SEMICOLON,
 222     [kVK_ANSI_Quote] = Q_KEY_CODE_APOSTROPHE,
 223     [kVK_ANSI_Comma] = Q_KEY_CODE_COMMA,
 224     [kVK_ANSI_Period] = Q_KEY_CODE_DOT,
 225     [kVK_ANSI_Slash] = Q_KEY_CODE_SLASH,
 226     [kVK_Shift] = Q_KEY_CODE_SHIFT,
 227     [kVK_RightShift] = Q_KEY_CODE_SHIFT_R,
 228     [kVK_Control] = Q_KEY_CODE_CTRL,
 229     [kVK_RightControl] = Q_KEY_CODE_CTRL_R,
 230     [kVK_Option] = Q_KEY_CODE_ALT,
 231     [kVK_RightOption] = Q_KEY_CODE_ALT_R,
 232     [kVK_Command] = Q_KEY_CODE_META_L,
 233     [0x36] = Q_KEY_CODE_META_R, /* There is no kVK_RightCommand */
 234     [kVK_Space] = Q_KEY_CODE_SPC,
 235
 236     [kVK_ANSI_Keypad0] = Q_KEY_CODE_KP_0,
 237     [kVK_ANSI_Keypad1] = Q_KEY_CODE_KP_1,
 238     [kVK_ANSI_Keypad2] = Q_KEY_CODE_KP_2,
 239     [kVK_ANSI_Keypad3] = Q_KEY_CODE_KP_3,
 240     [kVK_ANSI_Keypad4] = Q_KEY_CODE_KP_4,
 241     [kVK_ANSI_Keypad5] = Q_KEY_CODE_KP_5,
 242     [kVK_ANSI_Keypad6] = Q_KEY_CODE_KP_6,
 243     [kVK_ANSI_Keypad7] = Q_KEY_CODE_KP_7,
 244     [kVK_ANSI_Keypad8] = Q_KEY_CODE_KP_8,
 245     [kVK_ANSI_Keypad9] = Q_KEY_CODE_KP_9,
 246     [kVK_ANSI_KeypadDecimal] = Q_KEY_CODE_KP_DECIMAL,
 247     [kVK_ANSI_KeypadEnter] = Q_KEY_CODE_KP_ENTER,
 248     [kVK_ANSI_KeypadPlus] = Q_KEY_CODE_KP_ADD,
 249     [kVK_ANSI_KeypadMinus] = Q_KEY_CODE_KP_SUBTRACT,
 250     [kVK_ANSI_KeypadMultiply] = Q_KEY_CODE_KP_MULTIPLY,
 251     [kVK_ANSI_KeypadDivide] = Q_KEY_CODE_KP_DIVIDE,
 252     [kVK_ANSI_KeypadEquals] = Q_KEY_CODE_KP_EQUALS,
 253     [kVK_ANSI_KeypadClear] = Q_KEY_CODE_NUM_LOCK,
 254
 255     [kVK_UpArrow] = Q_KEY_CODE_UP,
 256     [kVK_DownArrow] = Q_KEY_CODE_DOWN,
 257     [kVK_LeftArrow] = Q_KEY_CODE_LEFT,
 258     [kVK_RightArrow] = Q_KEY_CODE_RIGHT,
 259
 260     [kVK_Help] = Q_KEY_CODE_INSERT,
 261     [kVK_Home] = Q_KEY_CODE_HOME,
 262     [kVK_PageUp] = Q_KEY_CODE_PGUP,
 263     [kVK_PageDown] = Q_KEY_CODE_PGDN,
 264     [kVK_End] = Q_KEY_CODE_END,
 265     [kVK_ForwardDelete] = Q_KEY_CODE_DELETE,
 266
 267     [kVK_Escape] = Q_KEY_CODE_ESC,
 268
 269     /* The Power key can't be used directly because the operating system uses
 270      * it. This key can be emulated by using it in place of another key such as
 271      * F1. Don't forget to disable the real key binding.
 272      */
 273     /* [kVK_F1] = Q_KEY_CODE_POWER, */
 274
 275     [kVK_F1] = Q_KEY_CODE_F1,
 276     [kVK_F2] = Q_KEY_CODE_F2,
 277     [kVK_F3] = Q_KEY_CODE_F3,
 278     [kVK_F4] = Q_KEY_CODE_F4,
 279     [kVK_F5] = Q_KEY_CODE_F5,
 280     [kVK_F6] = Q_KEY_CODE_F6,
 281     [kVK_F7] = Q_KEY_CODE_F7,
 282     [kVK_F8] = Q_KEY_CODE_F8,
 283     [kVK_F9] = Q_KEY_CODE_F9,
 284     [kVK_F10] = Q_KEY_CODE_F10,
 285     [kVK_F11] = Q_KEY_CODE_F11,
 286     [kVK_F12] = Q_KEY_CODE_F12,
 287     [kVK_F13] = Q_KEY_CODE_PRINT,
 288     [kVK_F14] = Q_KEY_CODE_SCROLL_LOCK,
 289     [kVK_F15] = Q_KEY_CODE_PAUSE,
 290
 291     /*
 292      * The eject and volume keys can't be used here because they are handled at
 293      * a lower level than what an Application can see.
 294      */
 295 };
 296
 297 static int cocoa_keycode_to_qemu(int keycode)
 298 {
 299     if (ARRAY_SIZE(mac_to_qkeycode_map) <= keycode) {
 300         fprintf(stderr, "(cocoa) warning unknown keycode 0x%x\n", keycode);
 301         return 0;
 302     }
 303     return mac_to_qkeycode_map[keycode];
 304 }
 305
 306 /* Displays an alert dialog box with the specified message */
 307 static void QEMU_Alert(NSString *message)
 308 {
 309     NSAlert *alert;
 310     alert = [NSAlert new];
 311     [alert setMessageText: message];
 312     [alert runModal];
 313 }
 314
 315 /* Handles any errors that happen with a device transaction */
 316 static void handleAnyDeviceErrors(Error * err)
 317 {
 318     if (err) {
 319         QEMU_Alert([NSString stringWithCString: error_get_pretty(err)
 320                                       encoding: NSASCIIStringEncoding]);
 321         error_free(err);
 322     }
 323 }
 324
 325 /*
 326  ------------------------------------------------------
 327     QemuCocoaView
 328  ------------------------------------------------------
 329 */
 330 @interface QemuCocoaView : NSView
 331 {
 332     QEMUScreen screen;
 333     NSWindow *fullScreenWindow;
 334     float cx,cy,cw,ch,cdx,cdy;
 335     CGDataProviderRef dataProviderRef;
 336     pixman_image_t *pixman_image;
 337     BOOL modifiers_state[256];
 338     BOOL isMouseGrabbed;
 339     BOOL isFullscreen;
 340     BOOL isAbsoluteEnabled;
 341     BOOL isMouseDeassociated;
 342 }
 343 - (void) switchSurface:(pixman_image_t *)image;
 344 - (void) grabMouse;
 345 - (void) ungrabMouse;
 346 - (void) toggleFullScreen:(id)sender;
 347 - (void) handleMonitorInput:(NSEvent *)event;
 348 - (bool) handleEvent:(NSEvent *)event;
 349 - (bool) handleEventLocked:(NSEvent *)event;
 350 - (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled;
 351 /* The state surrounding mouse grabbing is potentially confusing.
 352  * isAbsoluteEnabled tracks qemu_input_is_absolute() [ie "is the emulated
 353  *   pointing device an absolute-position one?"], but is only updated on
 354  *   next refresh.
 355  * isMouseGrabbed tracks whether GUI events are directed to the guest;
 356  *   it controls whether special keys like Cmd get sent to the guest,
 357  *   and whether we capture the mouse when in non-absolute mode.
 358  * isMouseDeassociated tracks whether we've told MacOSX to disassociate
 359  *   the mouse and mouse cursor position by calling
 360  *   CGAssociateMouseAndMouseCursorPosition(FALSE)
 361  *   (which basically happens if we grab in non-absolute mode).
 362  */
 363 - (BOOL) isMouseGrabbed;
 364 - (BOOL) isAbsoluteEnabled;
 365 - (BOOL) isMouseDeassociated;
 366 - (float) cdx;
 367 - (float) cdy;
 368 - (QEMUScreen) gscreen;
 369 - (void) raiseAllKeys;
 370 @end
 371
 372 QemuCocoaView *cocoaView;
 373
 374 @implementation QemuCocoaView
 375 - (id)initWithFrame:(NSRect)frameRect
 376 {
 377     COCOA_DEBUG("QemuCocoaView: initWithFrame\n");
 378
 379     self = [super initWithFrame:frameRect];
 380     if (self) {
 381
 382         screen.bitsPerComponent = 8;
 383         screen.bitsPerPixel = 32;
 384         screen.width = frameRect.size.width;
 385         screen.height = frameRect.size.height;
 386
 387     }
 388     return self;
 389 }
 390
 391 - (void) dealloc
 392 {
 393     COCOA_DEBUG("QemuCocoaView: dealloc\n");
 394
 395     if (dataProviderRef) {
 396         CGDataProviderRelease(dataProviderRef);
 397         pixman_image_unref(pixman_image);
 398     }
 399
 400     [super dealloc];
 401 }
 402
 403 - (BOOL) isOpaque
 404 {
 405     return YES;
 406 }
 407
 408 - (BOOL) screenContainsPoint:(NSPoint) p
 409 {
 410     return (p.x > -1 && p.x < screen.width && p.y > -1 && p.y < screen.height);
 411 }
 412
 413 /* Get location of event and convert to virtual screen coordinate */
 414 - (CGPoint) screenLocationOfEvent:(NSEvent *)ev
 415 {
 416     NSWindow *eventWindow = [ev window];
 417     // XXX: Use CGRect and -convertRectFromScreen: to support macOS 10.10
 418     CGRect r = CGRectZero;
 419     r.origin = [ev locationInWindow];
 420     if (!eventWindow) {
 421         if (!isFullscreen) {
 422             return [[self window] convertRectFromScreen:r].origin;
 423         } else {
 424             CGPoint locationInSelfWindow = [[self window] convertRectFromScreen:r].origin;
 425             CGPoint loc = [self convertPoint:locationInSelfWindow fromView:nil];
 426             if (stretch_video) {
 427                 loc.x /= cdx;
 428                 loc.y /= cdy;
 429             }
 430             return loc;
 431         }
 432     } else if ([[self window] isEqual:eventWindow]) {
 433         if (!isFullscreen) {
 434             return r.origin;
 435         } else {
 436             CGPoint loc = [self convertPoint:r.origin fromView:nil];
 437             if (stretch_video) {
 438                 loc.x /= cdx;
 439                 loc.y /= cdy;
 440             }
 441             return loc;
 442         }
 443     } else {
 444         return [[self window] convertRectFromScreen:[eventWindow convertRectToScreen:r]].origin;
 445     }
 446 }
 447
 448 - (void) hideCursor
 449 {
 450     if (!cursor_hide) {
 451         return;
 452     }
 453     [NSCursor hide];
 454 }
 455
 456 - (void) unhideCursor
 457 {
 458     if (!cursor_hide) {
 459         return;
 460     }
 461     [NSCursor unhide];
 462 }
 463
 464 - (void) drawRect:(NSRect) rect
 465 {
 466     COCOA_DEBUG("QemuCocoaView: drawRect\n");
 467
 468     // get CoreGraphic context
 469 #if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_10
 470     CGContextRef viewContextRef = [[NSGraphicsContext currentContext] graphicsPort];
 471 #else
 472     CGContextRef viewContextRef = [[NSGraphicsContext currentContext] CGContext];
 473 #endif
 474
 475     CGContextSetInterpolationQuality (viewContextRef, kCGInterpolationNone);
 476     CGContextSetShouldAntialias (viewContextRef, NO);
 477
 478     // draw screen bitmap directly to Core Graphics context
 479     if (!dataProviderRef) {
 480         // Draw request before any guest device has set up a framebuffer:
 481         // just draw an opaque black rectangle
 482         CGContextSetRGBFillColor(viewContextRef, 0, 0, 0, 1.0);
 483         CGContextFillRect(viewContextRef, NSRectToCGRect(rect));
 484     } else {
 485         CGImageRef imageRef = CGImageCreate(
 486             screen.width, //width
 487             screen.height, //height
 488             screen.bitsPerComponent, //bitsPerComponent
 489             screen.bitsPerPixel, //bitsPerPixel
 490             (screen.width * (screen.bitsPerComponent/2)), //bytesPerRow
 491 #ifdef __LITTLE_ENDIAN__
 492             CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB), //colorspace for OS X >= 10.4
 493             kCGBitmapByteOrder32Little | kCGImageAlphaNoneSkipFirst,
 494 #else
 495             CGColorSpaceCreateDeviceRGB(), //colorspace for OS X < 10.4 (actually ppc)
 496             kCGImageAlphaNoneSkipFirst, //bitmapInfo
 497 #endif
 498             dataProviderRef, //provider
 499             NULL, //decode
 500             0, //interpolate
 501             kCGRenderingIntentDefault //intent
 502         );
 503         // selective drawing code (draws only dirty rectangles) (OS X >= 10.4)
 504         const NSRect *rectList;
 505         NSInteger rectCount;
 506         int i;
 507         CGImageRef clipImageRef;
 508         CGRect clipRect;
 509
 510         [self getRectsBeingDrawn:&rectList count:&rectCount];
 511         for (i = 0; i < rectCount; i++) {
 512             clipRect.origin.x = rectList[i].origin.x / cdx;
 513             clipRect.origin.y = (float)screen.height - (rectList[i].origin.y + rectList[i].size.height) / cdy;
 514             clipRect.size.width = rectList[i].size.width / cdx;
 515             clipRect.size.height = rectList[i].size.height / cdy;
 516             clipImageRef = CGImageCreateWithImageInRect(
 517                                                         imageRef,
 518                                                         clipRect
 519                                                         );
 520             CGContextDrawImage (viewContextRef, cgrect(rectList[i]), clipImageRef);
 521             CGImageRelease (clipImageRef);
 522         }
 523         CGImageRelease (imageRef);
 524     }
 525 }
 526
 527 - (void) setContentDimensions
 528 {
 529     COCOA_DEBUG("QemuCocoaView: setContentDimensions\n");
 530
 531     if (isFullscreen) {
 532         cdx = [[NSScreen mainScreen] frame].size.width / (float)screen.width;
 533         cdy = [[NSScreen mainScreen] frame].size.height / (float)screen.height;
 534
 535         /* stretches video, but keeps same aspect ratio */
 536         if (stretch_video == true) {
 537             /* use smallest stretch value - prevents clipping on sides */
 538             if (MIN(cdx, cdy) == cdx) {
 539                 cdy = cdx;
 540             } else {
 541                 cdx = cdy;
 542             }
 543         } else {  /* No stretching */
 544             cdx = cdy = 1;
 545         }
 546         cw = screen.width * cdx;
 547         ch = screen.height * cdy;
 548         cx = ([[NSScreen mainScreen] frame].size.width - cw) / 2.0;
 549         cy = ([[NSScreen mainScreen] frame].size.height - ch) / 2.0;
 550     } else {
 551         cx = 0;
 552         cy = 0;
 553         cw = screen.width;
 554         ch = screen.height;
 555         cdx = 1.0;
 556         cdy = 1.0;
 557     }
 558 }
 559
 560 - (void) switchSurface:(pixman_image_t *)image
 561 {
 562     COCOA_DEBUG("QemuCocoaView: switchSurface\n");
 563
 564     int w = pixman_image_get_width(image);
 565     int h = pixman_image_get_height(image);
 566     pixman_format_code_t image_format = pixman_image_get_format(image);
 567     /* cdx == 0 means this is our very first surface, in which case we need
 568      * to recalculate the content dimensions even if it happens to be the size
 569      * of the initial empty window.
 570      */
 571     bool isResize = (w != screen.width || h != screen.height || cdx == 0.0);
 572
 573     int oldh = screen.height;
 574     if (isResize) {
 575         // Resize before we trigger the redraw, or we'll redraw at the wrong size
 576         COCOA_DEBUG("switchSurface: new size %d x %d\n", w, h);
 577         screen.width = w;
 578         screen.height = h;
 579         [self setContentDimensions];
 580         [self setFrame:NSMakeRect(cx, cy, cw, ch)];
 581     }
 582
 583     // update screenBuffer
 584     if (dataProviderRef) {
 585         CGDataProviderRelease(dataProviderRef);
 586         pixman_image_unref(pixman_image);
 587     }
 588
 589     //sync host window color space with guests
 590     screen.bitsPerPixel = PIXMAN_FORMAT_BPP(image_format);
 591     screen.bitsPerComponent = DIV_ROUND_UP(screen.bitsPerPixel, 8) * 2;
 592
 593     pixman_image = image;
 594     dataProviderRef = CGDataProviderCreateWithData(NULL, pixman_image_get_data(image), w * 4 * h, NULL);
 595
 596     // update windows
 597     if (isFullscreen) {
 598         [[fullScreenWindow contentView] setFrame:[[NSScreen mainScreen] frame]];
 599         [normalWindow setFrame:NSMakeRect([normalWindow frame].origin.x, [normalWindow frame].origin.y - h + oldh, w, h + [normalWindow frame].size.height - oldh) display:NO animate:NO];
 600     } else {
 601         if (qemu_name)
 602             [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s", qemu_name]];
 603         [normalWindow setFrame:NSMakeRect([normalWindow frame].origin.x, [normalWindow frame].origin.y - h + oldh, w, h + [normalWindow frame].size.height - oldh) display:YES animate:NO];
 604     }
 605
 606     if (isResize) {
 607         [normalWindow center];
 608     }
 609 }
 610
 611 - (void) toggleFullScreen:(id)sender
 612 {
 613     COCOA_DEBUG("QemuCocoaView: toggleFullScreen\n");
 614
 615     if (isFullscreen) { // switch from fullscreen to desktop
 616         isFullscreen = FALSE;
 617         [self ungrabMouse];
 618         [self setContentDimensions];
 619         if ([NSView respondsToSelector:@selector(exitFullScreenModeWithOptions:)]) { // test if "exitFullScreenModeWithOptions" is supported on host at runtime
 620             [self exitFullScreenModeWithOptions:nil];
 621         } else {
 622             [fullScreenWindow close];
 623             [normalWindow setContentView: self];
 624             [normalWindow makeKeyAndOrderFront: self];
 625             [NSMenu setMenuBarVisible:YES];
 626         }
 627     } else { // switch from desktop to fullscreen
 628         isFullscreen = TRUE;
 629         [normalWindow orderOut: nil]; /* Hide the window */
 630         [self grabMouse];
 631         [self setContentDimensions];
 632         if ([NSView respondsToSelector:@selector(enterFullScreenMode:withOptions:)]) { // test if "enterFullScreenMode:withOptions" is supported on host at runtime
 633             [self enterFullScreenMode:[NSScreen mainScreen] withOptions:[NSDictionary dictionaryWithObjectsAndKeys:
 634                 [NSNumber numberWithBool:NO], NSFullScreenModeAllScreens,
 635                 [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithBool:NO], kCGDisplayModeIsStretched, nil], NSFullScreenModeSetting,
 636                  nil]];
 637         } else {
 638             [NSMenu setMenuBarVisible:NO];
 639             fullScreenWindow = [[NSWindow alloc] initWithContentRect:[[NSScreen mainScreen] frame]
 640                 styleMask:NSWindowStyleMaskBorderless
 641                 backing:NSBackingStoreBuffered
 642                 defer:NO];
 643             [fullScreenWindow setAcceptsMouseMovedEvents: YES];
 644             [fullScreenWindow setHasShadow:NO];
 645             [fullScreenWindow setBackgroundColor: [NSColor blackColor]];
 646             [self setFrame:NSMakeRect(cx, cy, cw, ch)];
 647             [[fullScreenWindow contentView] addSubview: self];
 648             [fullScreenWindow makeKeyAndOrderFront:self];
 649         }
 650     }
 651 }
 652
 653 - (void) toggleModifier: (int)keycode {
 654     // Toggle the stored state.
 655     modifiers_state[keycode] = !modifiers_state[keycode];
 656     // Send a keyup or keydown depending on the state.
 657     qemu_input_event_send_key_qcode(dcl->con, keycode, modifiers_state[keycode]);
 658 }
 659
 660 - (void) toggleStatefulModifier: (int)keycode {
 661     // Toggle the stored state.
 662     modifiers_state[keycode] = !modifiers_state[keycode];
 663     // Generate keydown and keyup.
 664     qemu_input_event_send_key_qcode(dcl->con, keycode, true);
 665     qemu_input_event_send_key_qcode(dcl->con, keycode, false);
 666 }
 667
 668 // Does the work of sending input to the monitor
 669 - (void) handleMonitorInput:(NSEvent *)event
 670 {
 671     int keysym = 0;
 672     int control_key = 0;
 673
 674     // if the control key is down
 675     if ([event modifierFlags] & NSEventModifierFlagControl) {
 676         control_key = 1;
 677     }
 678
 679     /* translates Macintosh keycodes to QEMU's keysym */
 680
 681     int without_control_translation[] = {
 682         [0 ... 0xff] = 0,   // invalid key
 683
 684         [kVK_UpArrow]       = QEMU_KEY_UP,
 685         [kVK_DownArrow]     = QEMU_KEY_DOWN,
 686         [kVK_RightArrow]    = QEMU_KEY_RIGHT,
 687         [kVK_LeftArrow]     = QEMU_KEY_LEFT,
 688         [kVK_Home]          = QEMU_KEY_HOME,
 689         [kVK_End]           = QEMU_KEY_END,
 690         [kVK_PageUp]        = QEMU_KEY_PAGEUP,
 691         [kVK_PageDown]      = QEMU_KEY_PAGEDOWN,
 692         [kVK_ForwardDelete] = QEMU_KEY_DELETE,
 693         [kVK_Delete]        = QEMU_KEY_BACKSPACE,
 694     };
 695
 696     int with_control_translation[] = {
 697         [0 ... 0xff] = 0,   // invalid key
 698
 699         [kVK_UpArrow]       = QEMU_KEY_CTRL_UP,
 700         [kVK_DownArrow]     = QEMU_KEY_CTRL_DOWN,
 701         [kVK_RightArrow]    = QEMU_KEY_CTRL_RIGHT,
 702         [kVK_LeftArrow]     = QEMU_KEY_CTRL_LEFT,
 703         [kVK_Home]          = QEMU_KEY_CTRL_HOME,
 704         [kVK_End]           = QEMU_KEY_CTRL_END,
 705         [kVK_PageUp]        = QEMU_KEY_CTRL_PAGEUP,
 706         [kVK_PageDown]      = QEMU_KEY_CTRL_PAGEDOWN,
 707     };
 708
 709     if (control_key != 0) { /* If the control key is being used */
 710         if ([event keyCode] < ARRAY_SIZE(with_control_translation)) {
 711             keysym = with_control_translation[[event keyCode]];
 712         }
 713     } else {
 714         if ([event keyCode] < ARRAY_SIZE(without_control_translation)) {
 715             keysym = without_control_translation[[event keyCode]];
 716         }
 717     }
 718
 719     // if not a key that needs translating
 720     if (keysym == 0) {
 721         NSString *ks = [event characters];
 722         if ([ks length] > 0) {
 723             keysym = [ks characterAtIndex:0];
 724         }
 725     }
 726
 727     if (keysym) {
 728         kbd_put_keysym(keysym);
 729     }
 730 }
 731
 732 - (bool) handleEvent:(NSEvent *)event
 733 {
 734     if(!allow_events) {
 735         /*
 736          * Just let OSX have all events that arrive before
 737          * applicationDidFinishLaunching.
 738          * This avoids a deadlock on the iothread lock, which cocoa_display_init()
 739          * will not drop until after the app_started_sem is posted. (In theory
 740          * there should not be any such events, but OSX Catalina now emits some.)
 741          */
 742         return false;
 743     }
 744     return bool_with_iothread_lock(^{
 745         return [self handleEventLocked:event];
 746     });
 747 }
 748
 749 - (bool) handleEventLocked:(NSEvent *)event
 750 {
 751     /* Return true if we handled the event, false if it should be given to OSX */
 752     COCOA_DEBUG("QemuCocoaView: handleEvent\n");
 753     int buttons = 0;
 754     int keycode = 0;
 755     bool mouse_event = false;
 756     static bool switched_to_fullscreen = false;
 757     // Location of event in virtual screen coordinates
 758     NSPoint p = [self screenLocationOfEvent:event];
 759
 760     switch ([event type]) {
 761         case NSEventTypeFlagsChanged:
 762             if ([event keyCode] == 0) {
 763                 // When the Cocoa keyCode is zero that means keys should be
 764                 // synthesized based on the values in in the eventModifiers
 765                 // bitmask.
 766
 767                 if (qemu_console_is_graphic(NULL)) {
 768                     NSUInteger modifiers = [event modifierFlags];
 769
 770                     if (!!(modifiers & NSEventModifierFlagCapsLock) != !!modifiers_state[Q_KEY_CODE_CAPS_LOCK]) {
 771                         [self toggleStatefulModifier:Q_KEY_CODE_CAPS_LOCK];
 772                     }
 773                     if (!!(modifiers & NSEventModifierFlagShift) != !!modifiers_state[Q_KEY_CODE_SHIFT]) {
 774                         [self toggleModifier:Q_KEY_CODE_SHIFT];
 775                     }
 776                     if (!!(modifiers & NSEventModifierFlagControl) != !!modifiers_state[Q_KEY_CODE_CTRL]) {
 777                         [self toggleModifier:Q_KEY_CODE_CTRL];
 778                     }
 779                     if (!!(modifiers & NSEventModifierFlagOption) != !!modifiers_state[Q_KEY_CODE_ALT]) {
 780                         [self toggleModifier:Q_KEY_CODE_ALT];
 781                     }
 782                     if (!!(modifiers & NSEventModifierFlagCommand) != !!modifiers_state[Q_KEY_CODE_META_L]) {
 783                         [self toggleModifier:Q_KEY_CODE_META_L];
 784                     }
 785                 }
 786             } else {
 787                 keycode = cocoa_keycode_to_qemu([event keyCode]);
 788             }
 789
 790             if ((keycode == Q_KEY_CODE_META_L || keycode == Q_KEY_CODE_META_R)
 791                && !isMouseGrabbed) {
 792               /* Don't pass command key changes to guest unless mouse is grabbed */
 793               keycode = 0;
 794             }
 795
 796             if (keycode) {
 797                 // emulate caps lock and num lock keydown and keyup
 798                 if (keycode == Q_KEY_CODE_CAPS_LOCK ||
 799                     keycode == Q_KEY_CODE_NUM_LOCK) {
 800                     [self toggleStatefulModifier:keycode];
 801                 } else if (qemu_console_is_graphic(NULL)) {
 802                     if (switched_to_fullscreen) {
 803                         switched_to_fullscreen = false;
 804                     } else {
 805                         [self toggleModifier:keycode];
 806                     }
 807                 }
 808             }
 809
 810             break;
 811         case NSEventTypeKeyDown:
 812             keycode = cocoa_keycode_to_qemu([event keyCode]);
 813
 814             // forward command key combos to the host UI unless the mouse is grabbed
 815             if (!isMouseGrabbed && ([event modifierFlags] & NSEventModifierFlagCommand)) {
 816                 /*
 817                  * Prevent the command key from being stuck down in the guest
 818                  * when using Command-F to switch to full screen mode.
 819                  */
 820                 if (keycode == Q_KEY_CODE_F) {
 821                     switched_to_fullscreen = true;
 822                 }
 823                 return false;
 824             }
 825
 826             // default
 827
 828             // handle control + alt Key Combos (ctrl+alt+[1..9,g] is reserved for QEMU)
 829             if (([event modifierFlags] & NSEventModifierFlagControl) && ([event modifierFlags] & NSEventModifierFlagOption)) {
 830                 NSString *keychar = [event charactersIgnoringModifiers];
 831                 if ([keychar length] == 1) {
 832                     char key = [keychar characterAtIndex:0];
 833                     switch (key) {
 834
 835                         // enable graphic console
 836                         case '1' ... '9':
 837                             console_select(key - '0' - 1); /* ascii math */
 838                             return true;
 839
 840                         // release the mouse grab
 841                         case 'g':
 842                             [self ungrabMouse];
 843                             return true;
 844                     }
 845                 }
 846             }
 847
 848             if (qemu_console_is_graphic(NULL)) {
 849                 qemu_input_event_send_key_qcode(dcl->con, keycode, true);
 850             } else {
 851                 [self handleMonitorInput: event];
 852             }
 853             break;
 854         case NSEventTypeKeyUp:
 855             keycode = cocoa_keycode_to_qemu([event keyCode]);
 856
 857             // don't pass the guest a spurious key-up if we treated this
 858             // command-key combo as a host UI action
 859             if (!isMouseGrabbed && ([event modifierFlags] & NSEventModifierFlagCommand)) {
 860                 return true;
 861             }
 862
 863             if (qemu_console_is_graphic(NULL)) {
 864                 qemu_input_event_send_key_qcode(dcl->con, keycode, false);
 865             }
 866             break;
 867         case NSEventTypeMouseMoved:
 868             if (isAbsoluteEnabled) {
 869                 // Cursor re-entered into a window might generate events bound to screen coordinates
 870                 // and `nil` window property, and in full screen mode, current window might not be
 871                 // key window, where event location alone should suffice.
 872                 if (![self screenContainsPoint:p] || !([[self window] isKeyWindow] || isFullscreen)) {
 873                     if (isMouseGrabbed) {
 874                         [self ungrabMouse];
 875                     }
 876                 } else {
 877                     if (!isMouseGrabbed) {
 878                         [self grabMouse];
 879                     }
 880                 }
 881             }
 882             mouse_event = true;
 883             break;
 884         case NSEventTypeLeftMouseDown:
 885             if ([event modifierFlags] & NSEventModifierFlagCommand) {
 886                 buttons |= MOUSE_EVENT_RBUTTON;
 887             } else {
 888                 buttons |= MOUSE_EVENT_LBUTTON;
 889             }
 890             mouse_event = true;
 891             break;
 892         case NSEventTypeRightMouseDown:
 893             buttons |= MOUSE_EVENT_RBUTTON;
 894             mouse_event = true;
 895             break;
 896         case NSEventTypeOtherMouseDown:
 897             buttons |= MOUSE_EVENT_MBUTTON;
 898             mouse_event = true;
 899             break;
 900         case NSEventTypeLeftMouseDragged:
 901             if ([event modifierFlags] & NSEventModifierFlagCommand) {
 902                 buttons |= MOUSE_EVENT_RBUTTON;
 903             } else {
 904                 buttons |= MOUSE_EVENT_LBUTTON;
 905             }
 906             mouse_event = true;
 907             break;
 908         case NSEventTypeRightMouseDragged:
 909             buttons |= MOUSE_EVENT_RBUTTON;
 910             mouse_event = true;
 911             break;
 912         case NSEventTypeOtherMouseDragged:
 913             buttons |= MOUSE_EVENT_MBUTTON;
 914             mouse_event = true;
 915             break;
 916         case NSEventTypeLeftMouseUp:
 917             mouse_event = true;
 918             if (!isMouseGrabbed && [self screenContainsPoint:p]) {
 919                 /*
 920                  * In fullscreen mode, the window of cocoaView may not be the
 921                  * key window, therefore the position relative to the virtual
 922                  * screen alone will be sufficient.
 923                  */
 924                 if(isFullscreen || [[self window] isKeyWindow]) {
 925                     [self grabMouse];
 926                 }
 927             }
 928             break;
 929         case NSEventTypeRightMouseUp:
 930             mouse_event = true;
 931             break;
 932         case NSEventTypeOtherMouseUp:
 933             mouse_event = true;
 934             break;
 935         case NSEventTypeScrollWheel:
 936             /*
 937              * Send wheel events to the guest regardless of window focus.
 938              * This is in-line with standard Mac OS X UI behaviour.
 939              */
 940
 941             /*
 942              * When deltaY is zero, it means that this scrolling event was
 943              * either horizontal, or so fine that it only appears in
 944              * scrollingDeltaY. So we drop the event.
 945              */
 946             if ([event deltaY] != 0) {
 947             /* Determine if this is a scroll up or scroll down event */
 948                 buttons = ([event deltaY] > 0) ?
 949                     INPUT_BUTTON_WHEEL_UP : INPUT_BUTTON_WHEEL_DOWN;
 950                 qemu_input_queue_btn(dcl->con, buttons, true);
 951                 qemu_input_event_sync();
 952                 qemu_input_queue_btn(dcl->con, buttons, false);
 953                 qemu_input_event_sync();
 954             }
 955             /*
 956              * Since deltaY also reports scroll wheel events we prevent mouse
 957              * movement code from executing.
 958              */
 959             mouse_event = false;
 960             break;
 961         default:
 962             return false;
 963     }
 964
 965     if (mouse_event) {
 966         /* Don't send button events to the guest unless we've got a
 967          * mouse grab or window focus. If we have neither then this event
 968          * is the user clicking on the background window to activate and
 969          * bring us to the front, which will be done by the sendEvent
 970          * call below. We definitely don't want to pass that click through
 971          * to the guest.
 972          */
 973         if ((isMouseGrabbed || [[self window] isKeyWindow]) &&
 974             (last_buttons != buttons)) {
 975             static uint32_t bmap[INPUT_BUTTON__MAX] = {
 976                 [INPUT_BUTTON_LEFT]       = MOUSE_EVENT_LBUTTON,
 977                 [INPUT_BUTTON_MIDDLE]     = MOUSE_EVENT_MBUTTON,
 978                 [INPUT_BUTTON_RIGHT]      = MOUSE_EVENT_RBUTTON
 979             };
 980             qemu_input_update_buttons(dcl->con, bmap, last_buttons, buttons);
 981             last_buttons = buttons;
 982         }
 983         if (isMouseGrabbed) {
 984             if (isAbsoluteEnabled) {
 985                 /* Note that the origin for Cocoa mouse coords is bottom left, not top left.
 986                  * The check on screenContainsPoint is to avoid sending out of range values for
 987                  * clicks in the titlebar.
 988                  */
 989                 if ([self screenContainsPoint:p]) {
 990                     qemu_input_queue_abs(dcl->con, INPUT_AXIS_X, p.x, 0, screen.width);
 991                     qemu_input_queue_abs(dcl->con, INPUT_AXIS_Y, screen.height - p.y, 0, screen.height);
 992                 }
 993             } else {
 994                 qemu_input_queue_rel(dcl->con, INPUT_AXIS_X, (int)[event deltaX]);
 995                 qemu_input_queue_rel(dcl->con, INPUT_AXIS_Y, (int)[event deltaY]);
 996             }
 997         } else {
 998             return false;
 999         }
1000         qemu_input_event_sync();
1001     }
1002     return true;
1003 }
1004
1005 - (void) grabMouse
1006 {
1007     COCOA_DEBUG("QemuCocoaView: grabMouse\n");
1008
1009     if (!isFullscreen) {
1010         if (qemu_name)
1011             [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s - (Press ctrl + alt + g to release Mouse)", qemu_name]];
1012         else
1013             [normalWindow setTitle:@"QEMU - (Press ctrl + alt + g to release Mouse)"];
1014     }
1015     [self hideCursor];
1016     if (!isAbsoluteEnabled) {
1017         isMouseDeassociated = TRUE;
1018         CGAssociateMouseAndMouseCursorPosition(FALSE);
1019     }
1020     isMouseGrabbed = TRUE; // while isMouseGrabbed = TRUE, QemuCocoaApp sends all events to [cocoaView handleEvent:]
1021 }
1022
1023 - (void) ungrabMouse
1024 {
1025     COCOA_DEBUG("QemuCocoaView: ungrabMouse\n");
1026
1027     if (!isFullscreen) {
1028         if (qemu_name)
1029             [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s", qemu_name]];
1030         else
1031             [normalWindow setTitle:@"QEMU"];
1032     }
1033     [self unhideCursor];
1034     if (isMouseDeassociated) {
1035         CGAssociateMouseAndMouseCursorPosition(TRUE);
1036         isMouseDeassociated = FALSE;
1037     }
1038     isMouseGrabbed = FALSE;
1039 }
1040
1041 - (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled {isAbsoluteEnabled = tIsAbsoluteEnabled;}
1042 - (BOOL) isMouseGrabbed {return isMouseGrabbed;}
1043 - (BOOL) isAbsoluteEnabled {return isAbsoluteEnabled;}
1044 - (BOOL) isMouseDeassociated {return isMouseDeassociated;}
1045 - (float) cdx {return cdx;}
1046 - (float) cdy {return cdy;}
1047 - (QEMUScreen) gscreen {return screen;}
1048
1049 /*
1050  * Makes the target think all down keys are being released.
1051  * This prevents a stuck key problem, since we will not see
1052  * key up events for those keys after we have lost focus.
1053  */
1054 - (void) raiseAllKeys
1055 {
1056     const int max_index = ARRAY_SIZE(modifiers_state);
1057
1058     with_iothread_lock(^{
1059         int index;
1060
1061         for (index = 0; index < max_index; index++) {
1062             if (modifiers_state[index]) {
1063                 modifiers_state[index] = 0;
1064                 qemu_input_event_send_key_qcode(dcl->con, index, false);
1065             }
1066         }
1067     });
1068 }
1069 @end
1070
1071
1072
1073 /*
1074  ------------------------------------------------------
1075     QemuCocoaAppController
1076  ------------------------------------------------------
1077 */
1078 @interface QemuCocoaAppController : NSObject
1079 #if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6)
1080                                        <NSWindowDelegate, NSApplicationDelegate>
1081 #endif
1082 {
1083 }
1084 - (void)doToggleFullScreen:(id)sender;
1085 - (void)toggleFullScreen:(id)sender;
1086 - (void)showQEMUDoc:(id)sender;
1087 - (void)zoomToFit:(id) sender;
1088 - (void)displayConsole:(id)sender;
1089 - (void)pauseQEMU:(id)sender;
1090 - (void)resumeQEMU:(id)sender;
1091 - (void)displayPause;
1092 - (void)removePause;
1093 - (void)restartQEMU:(id)sender;
1094 - (void)powerDownQEMU:(id)sender;
1095 - (void)ejectDeviceMedia:(id)sender;
1096 - (void)changeDeviceMedia:(id)sender;
1097 - (BOOL)verifyQuit;
1098 - (void)openDocumentation:(NSString *)filename;
1099 - (IBAction) do_about_menu_item: (id) sender;
1100 - (void)make_about_window;
1101 - (void)adjustSpeed:(id)sender;
1102 @end
1103
1104 @implementation QemuCocoaAppController
1105 - (id) init
1106 {
1107     COCOA_DEBUG("QemuCocoaAppController: init\n");
1108
1109     self = [super init];
1110     if (self) {
1111
1112         // create a view and add it to the window
1113         cocoaView = [[QemuCocoaView alloc] initWithFrame:NSMakeRect(0.0, 0.0, 640.0, 480.0)];
1114         if(!cocoaView) {
1115             fprintf(stderr, "(cocoa) can't create a view\n");
1116             exit(1);
1117         }
1118
1119         // create a window
1120         normalWindow = [[NSWindow alloc] initWithContentRect:[cocoaView frame]
1121             styleMask:NSWindowStyleMaskTitled|NSWindowStyleMaskMiniaturizable|NSWindowStyleMaskClosable
1122             backing:NSBackingStoreBuffered defer:NO];
1123         if(!normalWindow) {
1124             fprintf(stderr, "(cocoa) can't create window\n");
1125             exit(1);
1126         }
1127         [normalWindow setAcceptsMouseMovedEvents:YES];
1128         [normalWindow setTitle:@"QEMU"];
1129         [normalWindow setContentView:cocoaView];
1130 #if (MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_10)
1131         [normalWindow useOptimizedDrawing:YES];
1132 #endif
1133         [normalWindow makeKeyAndOrderFront:self];
1134         [normalWindow center];
1135         [normalWindow setDelegate: self];
1136         stretch_video = false;
1137
1138         /* Used for displaying pause on the screen */
1139         pauseLabel = [NSTextField new];
1140         [pauseLabel setBezeled:YES];
1141         [pauseLabel setDrawsBackground:YES];
1142         [pauseLabel setBackgroundColor: [NSColor whiteColor]];
1143         [pauseLabel setEditable:NO];
1144         [pauseLabel setSelectable:NO];
1145         [pauseLabel setStringValue: @"Paused"];
1146         [pauseLabel setFont: [NSFont fontWithName: @"Helvetica" size: 90]];
1147         [pauseLabel setTextColor: [NSColor blackColor]];
1148         [pauseLabel sizeToFit];
1149
1150         // set the supported image file types that can be opened
1151         supportedImageFileTypes = [NSArray arrayWithObjects: @"img", @"iso", @"dmg",
1152                                  @"qcow", @"qcow2", @"cloop", @"vmdk", @"cdr",
1153                                   @"toast", nil];
1154         [self make_about_window];
1155     }
1156     return self;
1157 }
1158
1159 - (void) dealloc
1160 {
1161     COCOA_DEBUG("QemuCocoaAppController: dealloc\n");
1162
1163     if (cocoaView)
1164         [cocoaView release];
1165     [super dealloc];
1166 }
1167
1168 - (void)applicationDidFinishLaunching: (NSNotification *) note
1169 {
1170     COCOA_DEBUG("QemuCocoaAppController: applicationDidFinishLaunching\n");
1171     allow_events = true;
1172     /* Tell cocoa_display_init to proceed */
1173     qemu_sem_post(&app_started_sem);
1174 }
1175
1176 - (void)applicationWillTerminate:(NSNotification *)aNotification
1177 {
1178     COCOA_DEBUG("QemuCocoaAppController: applicationWillTerminate\n");
1179
1180     qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI);
1181     exit(0);
1182 }
1183
1184 - (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)theApplication
1185 {
1186     return YES;
1187 }
1188
1189 - (NSApplicationTerminateReply)applicationShouldTerminate:
1190                                                          (NSApplication *)sender
1191 {
1192     COCOA_DEBUG("QemuCocoaAppController: applicationShouldTerminate\n");
1193     return [self verifyQuit];
1194 }
1195
1196 /* Called when the user clicks on a window's close button */
1197 - (BOOL)windowShouldClose:(id)sender
1198 {
1199     COCOA_DEBUG("QemuCocoaAppController: windowShouldClose\n");
1200     [NSApp terminate: sender];
1201     /* If the user allows the application to quit then the call to
1202      * NSApp terminate will never return. If we get here then the user
1203      * cancelled the quit, so we should return NO to not permit the
1204      * closing of this window.
1205      */
1206     return NO;
1207 }
1208
1209 /* Called when QEMU goes into the background */
1210 - (void) applicationWillResignActive: (NSNotification *)aNotification
1211 {
1212     COCOA_DEBUG("QemuCocoaAppController: applicationWillResignActive\n");
1213     [cocoaView raiseAllKeys];
1214 }
1215
1216 /* We abstract the method called by the Enter Fullscreen menu item
1217  * because Mac OS 10.7 and higher disables it. This is because of the
1218  * menu item's old selector's name toggleFullScreen:
1219  */
1220 - (void) doToggleFullScreen:(id)sender
1221 {
1222     [self toggleFullScreen:(id)sender];
1223 }
1224
1225 - (void)toggleFullScreen:(id)sender
1226 {
1227     COCOA_DEBUG("QemuCocoaAppController: toggleFullScreen\n");
1228
1229     [cocoaView toggleFullScreen:sender];
1230 }
1231
1232 /* Tries to find then open the specified filename */
1233 - (void) openDocumentation: (NSString *) filename
1234 {
1235     /* Where to look for local files */
1236     NSString *path_array[] = {@"../share/doc/qemu/", @"../doc/qemu/", @"../"};
1237     NSString *full_file_path;
1238
1239     /* iterate thru the possible paths until the file is found */
1240     int index;
1241     for (index = 0; index < ARRAY_SIZE(path_array); index++) {
1242         full_file_path = [[NSBundle mainBundle] executablePath];
1243         full_file_path = [full_file_path stringByDeletingLastPathComponent];
1244         full_file_path = [NSString stringWithFormat: @"%@/%@%@", full_file_path,
1245                           path_array[index], filename];
1246         if ([[NSWorkspace sharedWorkspace] openFile: full_file_path] == YES) {
1247             return;
1248         }
1249     }
1250
1251     /* If none of the paths opened a file */
1252     NSBeep();
1253     QEMU_Alert(@"Failed to open file");
1254 }
1255
1256 - (void)showQEMUDoc:(id)sender
1257 {
1258     COCOA_DEBUG("QemuCocoaAppController: showQEMUDoc\n");
1259
1260     [self openDocumentation: @"qemu-doc.html"];
1261 }
1262
1263 /* Stretches video to fit host monitor size */
1264 - (void)zoomToFit:(id) sender
1265 {
1266     stretch_video = !stretch_video;
1267     if (stretch_video == true) {
1268         [sender setState: NSControlStateValueOn];
1269     } else {
1270         [sender setState: NSControlStateValueOff];
1271     }
1272 }
1273
1274 /* Displays the console on the screen */
1275 - (void)displayConsole:(id)sender
1276 {
1277     console_select([sender tag]);
1278 }
1279
1280 /* Pause the guest */
1281 - (void)pauseQEMU:(id)sender
1282 {
1283     with_iothread_lock(^{
1284         qmp_stop(NULL);
1285     });
1286     [sender setEnabled: NO];
1287     [[[sender menu] itemWithTitle: @"Resume"] setEnabled: YES];
1288     [self displayPause];
1289 }
1290
1291 /* Resume running the guest operating system */
1292 - (void)resumeQEMU:(id) sender
1293 {
1294     with_iothread_lock(^{
1295         qmp_cont(NULL);
1296     });
1297     [sender setEnabled: NO];
1298     [[[sender menu] itemWithTitle: @"Pause"] setEnabled: YES];
1299     [self removePause];
1300 }
1301
1302 /* Displays the word pause on the screen */
1303 - (void)displayPause
1304 {
1305     /* Coordinates have to be calculated each time because the window can change its size */
1306     int xCoord, yCoord, width, height;
1307     xCoord = ([normalWindow frame].size.width - [pauseLabel frame].size.width)/2;
1308     yCoord = [normalWindow frame].size.height - [pauseLabel frame].size.height - ([pauseLabel frame].size.height * .5);
1309     width = [pauseLabel frame].size.width;
1310     height = [pauseLabel frame].size.height;
1311     [pauseLabel setFrame: NSMakeRect(xCoord, yCoord, width, height)];
1312     [cocoaView addSubview: pauseLabel];
1313 }
1314
1315 /* Removes the word pause from the screen */
1316 - (void)removePause
1317 {
1318     [pauseLabel removeFromSuperview];
1319 }
1320
1321 /* Restarts QEMU */
1322 - (void)restartQEMU:(id)sender
1323 {
1324     with_iothread_lock(^{
1325         qmp_system_reset(NULL);
1326     });
1327 }
1328
1329 /* Powers down QEMU */
1330 - (void)powerDownQEMU:(id)sender
1331 {
1332     with_iothread_lock(^{
1333         qmp_system_powerdown(NULL);
1334     });
1335 }
1336
1337 /* Ejects the media.
1338  * Uses sender's tag to figure out the device to eject.
1339  */
1340 - (void)ejectDeviceMedia:(id)sender
1341 {
1342     NSString * drive;
1343     drive = [sender representedObject];
1344     if(drive == nil) {
1345         NSBeep();
1346         QEMU_Alert(@"Failed to find drive to eject!");
1347         return;
1348     }
1349
1350     __block Error *err = NULL;
1351     with_iothread_lock(^{
1352         qmp_eject(true, [drive cStringUsingEncoding: NSASCIIStringEncoding],
1353                   false, NULL, false, false, &err);
1354     });
1355     handleAnyDeviceErrors(err);
1356 }
1357
1358 /* Displays a dialog box asking the user to select an image file to load.
1359  * Uses sender's represented object value to figure out which drive to use.
1360  */
1361 - (void)changeDeviceMedia:(id)sender
1362 {
1363     /* Find the drive name */
1364     NSString * drive;
1365     drive = [sender representedObject];
1366     if(drive == nil) {
1367         NSBeep();
1368         QEMU_Alert(@"Could not find drive!");
1369         return;
1370     }
1371
1372     /* Display the file open dialog */
1373     NSOpenPanel * openPanel;
1374     openPanel = [NSOpenPanel openPanel];
1375     [openPanel setCanChooseFiles: YES];
1376     [openPanel setAllowsMultipleSelection: NO];
1377     [openPanel setAllowedFileTypes: supportedImageFileTypes];
1378     if([openPanel runModal] == NSModalResponseOK) {
1379         NSString * file = [[[openPanel URLs] objectAtIndex: 0] path];
1380         if(file == nil) {
1381             NSBeep();
1382             QEMU_Alert(@"Failed to convert URL to file path!");
1383             return;
1384         }
1385
1386         __block Error *err = NULL;
1387         with_iothread_lock(^{
1388             qmp_blockdev_change_medium(true,
1389                                        [drive cStringUsingEncoding:
1390                                                   NSASCIIStringEncoding],
1391                                        false, NULL,
1392                                        [file cStringUsingEncoding:
1393                                                  NSASCIIStringEncoding],
1394                                        true, "raw",
1395                                        false, 0,
1396                                        &err);
1397         });
1398         handleAnyDeviceErrors(err);
1399     }
1400 }
1401
1402 /* Verifies if the user really wants to quit */
1403 - (BOOL)verifyQuit
1404 {
1405     NSAlert *alert = [NSAlert new];
1406     [alert autorelease];
1407     [alert setMessageText: @"Are you sure you want to quit QEMU?"];
1408     [alert addButtonWithTitle: @"Cancel"];
1409     [alert addButtonWithTitle: @"Quit"];
1410     if([alert runModal] == NSAlertSecondButtonReturn) {
1411         return YES;
1412     } else {
1413         return NO;
1414     }
1415 }
1416
1417 /* The action method for the About menu item */
1418 - (IBAction) do_about_menu_item: (id) sender
1419 {
1420     [about_window makeKeyAndOrderFront: nil];
1421 }
1422
1423 /* Create and display the about dialog */
1424 - (void)make_about_window
1425 {
1426     /* Make the window */
1427     int x = 0, y = 0, about_width = 400, about_height = 200;
1428     NSRect window_rect = NSMakeRect(x, y, about_width, about_height);
1429     about_window = [[NSWindow alloc] initWithContentRect:window_rect
1430                     styleMask:NSWindowStyleMaskTitled | NSWindowStyleMaskClosable |
1431                     NSWindowStyleMaskMiniaturizable
1432                     backing:NSBackingStoreBuffered
1433                     defer:NO];
1434     [about_window setTitle: @"About"];
1435     [about_window setReleasedWhenClosed: NO];
1436     [about_window center];
1437     NSView *superView = [about_window contentView];
1438
1439     /* Create the dimensions of the picture */
1440     int picture_width = 80, picture_height = 80;
1441     x = (about_width - picture_width)/2;
1442     y = about_height - picture_height - 10;
1443     NSRect picture_rect = NSMakeRect(x, y, picture_width, picture_height);
1444
1445     /* Get the path to the QEMU binary */
1446     NSString *binary_name = [NSString stringWithCString: gArgv[0]
1447                                       encoding: NSASCIIStringEncoding];
1448     binary_name = [binary_name lastPathComponent];
1449     NSString *program_path = [[NSString alloc] initWithFormat: @"%@/%@",
1450     [[NSBundle mainBundle] bundlePath], binary_name];
1451
1452     /* Make the picture of QEMU */
1453     NSImageView *picture_view = [[NSImageView alloc] initWithFrame:
1454                                                      picture_rect];
1455     NSImage *qemu_image = [[NSWorkspace sharedWorkspace] iconForFile:
1456                                                          program_path];
1457     [picture_view setImage: qemu_image];
1458     [picture_view setImageScaling: NSImageScaleProportionallyUpOrDown];
1459     [superView addSubview: picture_view];
1460
1461     /* Make the name label */
1462     x = 0;
1463     y = y - 25;
1464     int name_width = about_width, name_height = 20;
1465     NSRect name_rect = NSMakeRect(x, y, name_width, name_height);
1466     NSTextField *name_label = [[NSTextField alloc] initWithFrame: name_rect];
1467     [name_label setEditable: NO];
1468     [name_label setBezeled: NO];
1469     [name_label setDrawsBackground: NO];
1470     [name_label setAlignment: NSTextAlignmentCenter];
1471     NSString *qemu_name = [[NSString alloc] initWithCString: gArgv[0]
1472                                             encoding: NSASCIIStringEncoding];
1473     qemu_name = [qemu_name lastPathComponent];
1474     [name_label setStringValue: qemu_name];
1475     [superView addSubview: name_label];
1476
1477     /* Set the version label's attributes */
1478     x = 0;
1479     y = 50;
1480     int version_width = about_width, version_height = 20;
1481     NSRect version_rect = NSMakeRect(x, y, version_width, version_height);
1482     NSTextField *version_label = [[NSTextField alloc] initWithFrame:
1483                                                       version_rect];
1484     [version_label setEditable: NO];
1485     [version_label setBezeled: NO];
1486     [version_label setAlignment: NSTextAlignmentCenter];
1487     [version_label setDrawsBackground: NO];
1488
1489     /* Create the version string*/
1490     NSString *version_string;
1491     version_string = [[NSString alloc] initWithFormat:
1492     @"QEMU emulator version %s", QEMU_FULL_VERSION];
1493     [version_label setStringValue: version_string];
1494     [superView addSubview: version_label];
1495
1496     /* Make copyright label */
1497     x = 0;
1498     y = 35;
1499     int copyright_width = about_width, copyright_height = 20;
1500     NSRect copyright_rect = NSMakeRect(x, y, copyright_width, copyright_height);
1501     NSTextField *copyright_label = [[NSTextField alloc] initWithFrame:
1502                                                         copyright_rect];
1503     [copyright_label setEditable: NO];
1504     [copyright_label setBezeled: NO];
1505     [copyright_label setDrawsBackground: NO];
1506     [copyright_label setAlignment: NSTextAlignmentCenter];
1507     [copyright_label setStringValue: [NSString stringWithFormat: @"%s",
1508                                      QEMU_COPYRIGHT]];
1509     [superView addSubview: copyright_label];
1510 }
1511
1512 /* Used by the Speed menu items */
1513 - (void)adjustSpeed:(id)sender
1514 {
1515     int throttle_pct; /* throttle percentage */
1516     NSMenu *menu;
1517
1518     menu = [sender menu];
1519     if (menu != nil)
1520     {
1521         /* Unselect the currently selected item */
1522         for (NSMenuItem *item in [menu itemArray]) {
1523             if (item.state == NSControlStateValueOn) {
1524                 [item setState: NSControlStateValueOff];
1525                 break;
1526             }
1527         }
1528     }
1529
1530     // check the menu item
1531     [sender setState: NSControlStateValueOn];
1532
1533     // get the throttle percentage
1534     throttle_pct = [sender tag];
1535
1536     with_iothread_lock(^{
1537         cpu_throttle_set(throttle_pct);
1538     });
1539     COCOA_DEBUG("cpu throttling at %d%c\n", cpu_throttle_get_percentage(), '%');
1540 }
1541
1542 @end
1543
1544 @interface QemuApplication : NSApplication
1545 @end
1546
1547 @implementation QemuApplication
1548 - (void)sendEvent:(NSEvent *)event
1549 {
1550     COCOA_DEBUG("QemuApplication: sendEvent\n");
1551     if (![cocoaView handleEvent:event]) {
1552         [super sendEvent: event];
1553     }
1554 }
1555 @end
1556
1557 static void create_initial_menus(void)
1558 {
1559     // Add menus
1560     NSMenu      *menu;
1561     NSMenuItem  *menuItem;
1562
1563     [NSApp setMainMenu:[[NSMenu alloc] init]];
1564
1565     // Application menu
1566     menu = [[NSMenu alloc] initWithTitle:@""];
1567     [menu addItemWithTitle:@"About QEMU" action:@selector(do_about_menu_item:) keyEquivalent:@""]; // About QEMU
1568     [menu addItem:[NSMenuItem separatorItem]]; //Separator
1569     [menu addItemWithTitle:@"Hide QEMU" action:@selector(hide:) keyEquivalent:@"h"]; //Hide QEMU
1570     menuItem = (NSMenuItem *)[menu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"]; // Hide Others
1571     [menuItem setKeyEquivalentModifierMask:(NSEventModifierFlagOption|NSEventModifierFlagCommand)];
1572     [menu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""]; // Show All
1573     [menu addItem:[NSMenuItem separatorItem]]; //Separator
1574     [menu addItemWithTitle:@"Quit QEMU" action:@selector(terminate:) keyEquivalent:@"q"];
1575     menuItem = [[NSMenuItem alloc] initWithTitle:@"Apple" action:nil keyEquivalent:@""];
1576     [menuItem setSubmenu:menu];
1577     [[NSApp mainMenu] addItem:menuItem];
1578     [NSApp performSelector:@selector(setAppleMenu:) withObject:menu]; // Workaround (this method is private since 10.4+)
1579
1580     // Machine menu
1581     menu = [[NSMenu alloc] initWithTitle: @"Machine"];
1582     [menu setAutoenablesItems: NO];
1583     [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Pause" action: @selector(pauseQEMU:) keyEquivalent: @""] autorelease]];
1584     menuItem = [[[NSMenuItem alloc] initWithTitle: @"Resume" action: @selector(resumeQEMU:) keyEquivalent: @""] autorelease];
1585     [menu addItem: menuItem];
1586     [menuItem setEnabled: NO];
1587     [menu addItem: [NSMenuItem separatorItem]];
1588     [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Reset" action: @selector(restartQEMU:) keyEquivalent: @""] autorelease]];
1589     [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Power Down" action: @selector(powerDownQEMU:) keyEquivalent: @""] autorelease]];
1590     menuItem = [[[NSMenuItem alloc] initWithTitle: @"Machine" action:nil keyEquivalent:@""] autorelease];
1591     [menuItem setSubmenu:menu];
1592     [[NSApp mainMenu] addItem:menuItem];
1593
1594     // View menu
1595     menu = [[NSMenu alloc] initWithTitle:@"View"];
1596     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Enter Fullscreen" action:@selector(doToggleFullScreen:) keyEquivalent:@"f"] autorelease]]; // Fullscreen
1597     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Zoom To Fit" action:@selector(zoomToFit:) keyEquivalent:@""] autorelease]];
1598     menuItem = [[[NSMenuItem alloc] initWithTitle:@"View" action:nil keyEquivalent:@""] autorelease];
1599     [menuItem setSubmenu:menu];
1600     [[NSApp mainMenu] addItem:menuItem];
1601
1602     // Speed menu
1603     menu = [[NSMenu alloc] initWithTitle:@"Speed"];
1604
1605     // Add the rest of the Speed menu items
1606     int p, percentage, throttle_pct;
1607     for (p = 10; p >= 0; p--)
1608     {
1609         percentage = p * 10 > 1 ? p * 10 : 1; // prevent a 0% menu item
1610
1611         menuItem = [[[NSMenuItem alloc]
1612                    initWithTitle: [NSString stringWithFormat: @"%d%%", percentage] action:@selector(adjustSpeed:) keyEquivalent:@""] autorelease];
1613
1614         if (percentage == 100) {
1615             [menuItem setState: NSControlStateValueOn];
1616         }
1617
1618         /* Calculate the throttle percentage */
1619         throttle_pct = -1 * percentage + 100;
1620
1621         [menuItem setTag: throttle_pct];
1622         [menu addItem: menuItem];
1623     }
1624     menuItem = [[[NSMenuItem alloc] initWithTitle:@"Speed" action:nil keyEquivalent:@""] autorelease];
1625     [menuItem setSubmenu:menu];
1626     [[NSApp mainMenu] addItem:menuItem];
1627
1628     // Window menu
1629     menu = [[NSMenu alloc] initWithTitle:@"Window"];
1630     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"] autorelease]]; // Miniaturize
1631     menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease];
1632     [menuItem setSubmenu:menu];
1633     [[NSApp mainMenu] addItem:menuItem];
1634     [NSApp setWindowsMenu:menu];
1635
1636     // Help menu
1637     menu = [[NSMenu alloc] initWithTitle:@"Help"];
1638     [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"QEMU Documentation" action:@selector(showQEMUDoc:) keyEquivalent:@"?"] autorelease]]; // QEMU Help
1639     menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease];
1640     [menuItem setSubmenu:menu];
1641     [[NSApp mainMenu] addItem:menuItem];
1642 }
1643
1644 /* Returns a name for a given console */
1645 static NSString * getConsoleName(QemuConsole * console)
1646 {
1647     return [NSString stringWithFormat: @"%s", qemu_console_get_label(console)];
1648 }
1649
1650 /* Add an entry to the View menu for each console */
1651 static void add_console_menu_entries(void)
1652 {
1653     NSMenu *menu;
1654     NSMenuItem *menuItem;
1655     int index = 0;
1656
1657     menu = [[[NSApp mainMenu] itemWithTitle:@"View"] submenu];
1658
1659     [menu addItem:[NSMenuItem separatorItem]];
1660
1661     while (qemu_console_lookup_by_index(index) != NULL) {
1662         menuItem = [[[NSMenuItem alloc] initWithTitle: getConsoleName(qemu_console_lookup_by_index(index))
1663                                                action: @selector(displayConsole:) keyEquivalent: @""] autorelease];
1664         [menuItem setTag: index];
1665         [menu addItem: menuItem];
1666         index++;
1667     }
1668 }
1669
1670 /* Make menu items for all removable devices.
1671  * Each device is given an 'Eject' and 'Change' menu item.
1672  */
1673 static void addRemovableDevicesMenuItems(void)
1674 {
1675     NSMenu *menu;
1676     NSMenuItem *menuItem;
1677     BlockInfoList *currentDevice, *pointerToFree;
1678     NSString *deviceName;
1679
1680     currentDevice = qmp_query_block(NULL);
1681     pointerToFree = currentDevice;
1682     if(currentDevice == NULL) {
1683         NSBeep();
1684         QEMU_Alert(@"Failed to query for block devices!");
1685         return;
1686     }
1687
1688     menu = [[[NSApp mainMenu] itemWithTitle:@"Machine"] submenu];
1689
1690     // Add a separator between related groups of menu items
1691     [menu addItem:[NSMenuItem separatorItem]];
1692
1693     // Set the attributes to the "Removable Media" menu item
1694     NSString *titleString = @"Removable Media";
1695     NSMutableAttributedString *attString=[[NSMutableAttributedString alloc] initWithString:titleString];
1696     NSColor *newColor = [NSColor blackColor];
1697     NSFontManager *fontManager = [NSFontManager sharedFontManager];
1698     NSFont *font = [fontManager fontWithFamily:@"Helvetica"
1699                                           traits:NSBoldFontMask|NSItalicFontMask
1700                                           weight:0
1701                                             size:14];
1702     [attString addAttribute:NSFontAttributeName value:font range:NSMakeRange(0, [titleString length])];
1703     [attString addAttribute:NSForegroundColorAttributeName value:newColor range:NSMakeRange(0, [titleString length])];
1704     [attString addAttribute:NSUnderlineStyleAttributeName value:[NSNumber numberWithInt: 1] range:NSMakeRange(0, [titleString length])];
1705
1706     // Add the "Removable Media" menu item
1707     menuItem = [NSMenuItem new];
1708     [menuItem setAttributedTitle: attString];
1709     [menuItem setEnabled: NO];
1710     [menu addItem: menuItem];
1711
1712     /* Loop through all the block devices in the emulator */
1713     while (currentDevice) {
1714         deviceName = [[NSString stringWithFormat: @"%s", currentDevice->value->device] retain];
1715
1716         if(currentDevice->value->removable) {
1717             menuItem = [[NSMenuItem alloc] initWithTitle: [NSString stringWithFormat: @"Change %s...", currentDevice->value->device]
1718                                                   action: @selector(changeDeviceMedia:)
1719                                            keyEquivalent: @""];
1720             [menu addItem: menuItem];
1721             [menuItem setRepresentedObject: deviceName];
1722             [menuItem autorelease];
1723
1724             menuItem = [[NSMenuItem alloc] initWithTitle: [NSString stringWithFormat: @"Eject %s", currentDevice->value->device]
1725                                                   action: @selector(ejectDeviceMedia:)
1726                                            keyEquivalent: @""];
1727             [menu addItem: menuItem];
1728             [menuItem setRepresentedObject: deviceName];
1729             [menuItem autorelease];
1730         }
1731         currentDevice = currentDevice->next;
1732     }
1733     qapi_free_BlockInfoList(pointerToFree);
1734 }
1735
1736 /*
1737  * The startup process for the OSX/Cocoa UI is complicated, because
1738  * OSX insists that the UI runs on the initial main thread, and so we
1739  * need to start a second thread which runs the vl.c qemu_main():
1740  *
1741  * Initial thread:                    2nd thread:
1742  * in main():
1743  *  create qemu-main thread
1744  *  wait on display_init semaphore
1745  *                                    call qemu_main()
1746  *                                    ...
1747  *                                    in cocoa_display_init():
1748  *                                     post the display_init semaphore
1749  *                                     wait on app_started semaphore
1750  *  create application, menus, etc
1751  *  enter OSX run loop
1752  * in applicationDidFinishLaunching:
1753  *  post app_started semaphore
1754  *                                     tell main thread to fullscreen if needed
1755  *                                    [...]
1756  *                                    run qemu main-loop
1757  *
1758  * We do this in two stages so that we don't do the creation of the
1759  * GUI application menus and so on for command line options like --help
1760  * where we want to just print text to stdout and exit immediately.
1761  */
1762
1763 static void *call_qemu_main(void *opaque)
1764 {
1765     int status;
1766
1767     COCOA_DEBUG("Second thread: calling qemu_main()\n");
1768     status = qemu_main(gArgc, gArgv, *_NSGetEnviron());
1769     COCOA_DEBUG("Second thread: qemu_main() returned, exiting\n");
1770     exit(status);
1771 }
1772
1773 int main (int argc, const char * argv[]) {
1774     QemuThread thread;
1775
1776     COCOA_DEBUG("Entered main()\n");
1777     gArgc = argc;
1778     gArgv = (char **)argv;
1779
1780     qemu_sem_init(&display_init_sem, 0);
1781     qemu_sem_init(&app_started_sem, 0);
1782
1783     qemu_thread_create(&thread, "qemu_main", call_qemu_main,
1784                        NULL, QEMU_THREAD_DETACHED);
1785
1786     COCOA_DEBUG("Main thread: waiting for display_init_sem\n");
1787     qemu_sem_wait(&display_init_sem);
1788     COCOA_DEBUG("Main thread: initializing app\n");
1789
1790     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1791
1792     // Pull this console process up to being a fully-fledged graphical
1793     // app with a menubar and Dock icon
1794     ProcessSerialNumber psn = { 0, kCurrentProcess };
1795     TransformProcessType(&psn, kProcessTransformToForegroundApplication);
1796
1797     [QemuApplication sharedApplication];
1798
1799     create_initial_menus();
1800
1801     /*
1802      * Create the menu entries which depend on QEMU state (for consoles
1803      * and removeable devices). These make calls back into QEMU functions,
1804      * which is OK because at this point we know that the second thread
1805      * holds the iothread lock and is synchronously waiting for us to
1806      * finish.
1807      */
1808     add_console_menu_entries();
1809     addRemovableDevicesMenuItems();
1810
1811     // Create an Application controller
1812     QemuCocoaAppController *appController = [[QemuCocoaAppController alloc] init];
1813     [NSApp setDelegate:appController];
1814
1815     // Start the main event loop
1816     COCOA_DEBUG("Main thread: entering OSX run loop\n");
1817     [NSApp run];
1818     COCOA_DEBUG("Main thread: left OSX run loop, exiting\n");
1819
1820     [appController release];
1821     [pool release];
1822
1823     return 0;
1824 }
1825
1826
1827
1828 #pragma mark qemu
1829 static void cocoa_update(DisplayChangeListener *dcl,
1830                          int x, int y, int w, int h)
1831 {
1832     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1833
1834     COCOA_DEBUG("qemu_cocoa: cocoa_update\n");
1835
1836     dispatch_async(dispatch_get_main_queue(), ^{
1837         NSRect rect;
1838         if ([cocoaView cdx] == 1.0) {
1839             rect = NSMakeRect(x, [cocoaView gscreen].height - y - h, w, h);
1840         } else {
1841             rect = NSMakeRect(
1842                 x * [cocoaView cdx],
1843                 ([cocoaView gscreen].height - y - h) * [cocoaView cdy],
1844                 w * [cocoaView cdx],
1845                 h * [cocoaView cdy]);
1846         }
1847         [cocoaView setNeedsDisplayInRect:rect];
1848     });
1849
1850     [pool release];
1851 }
1852
1853 static void cocoa_switch(DisplayChangeListener *dcl,
1854                          DisplaySurface *surface)
1855 {
1856     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1857     pixman_image_t *image = surface->image;
1858
1859     COCOA_DEBUG("qemu_cocoa: cocoa_switch\n");
1860
1861     // The DisplaySurface will be freed as soon as this callback returns.
1862     // We take a reference to the underlying pixman image here so it does
1863     // not disappear from under our feet; the switchSurface method will
1864     // deref the old image when it is done with it.
1865     pixman_image_ref(image);
1866
1867     dispatch_async(dispatch_get_main_queue(), ^{
1868         [cocoaView switchSurface:image];
1869     });
1870     [pool release];
1871 }
1872
1873 static void cocoa_refresh(DisplayChangeListener *dcl)
1874 {
1875     NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1876
1877     COCOA_DEBUG("qemu_cocoa: cocoa_refresh\n");
1878     graphic_hw_update(NULL);
1879
1880     if (qemu_input_is_absolute()) {
1881         dispatch_async(dispatch_get_main_queue(), ^{
1882             if (![cocoaView isAbsoluteEnabled]) {
1883                 if ([cocoaView isMouseGrabbed]) {
1884                     [cocoaView ungrabMouse];
1885                 }
1886             }
1887             [cocoaView setAbsoluteEnabled:YES];
1888         });
1889     }
1890     [pool release];
1891 }
1892
1893 static void cocoa_cleanup(void)
1894 {
1895     COCOA_DEBUG("qemu_cocoa: cocoa_cleanup\n");
1896     g_free(dcl);
1897 }
1898
1899 static const DisplayChangeListenerOps dcl_ops = {
1900     .dpy_name          = "cocoa",
1901     .dpy_gfx_update = cocoa_update,
1902     .dpy_gfx_switch = cocoa_switch,
1903     .dpy_refresh = cocoa_refresh,
1904 };
1905
1906 static void cocoa_display_init(DisplayState *ds, DisplayOptions *opts)
1907 {
1908     COCOA_DEBUG("qemu_cocoa: cocoa_display_init\n");
1909
1910     /* Tell main thread to go ahead and create the app and enter the run loop */
1911     qemu_sem_post(&display_init_sem);
1912     qemu_sem_wait(&app_started_sem);
1913     COCOA_DEBUG("cocoa_display_init: app start completed\n");
1914
1915     /* if fullscreen mode is to be used */
1916     if (opts->has_full_screen && opts->full_screen) {
1917         dispatch_async(dispatch_get_main_queue(), ^{
1918             [NSApp activateIgnoringOtherApps: YES];
1919             [(QemuCocoaAppController *)[[NSApplication sharedApplication] delegate] toggleFullScreen: nil];
1920         });
1921     }
1922     if (opts->has_show_cursor && opts->show_cursor) {
1923         cursor_hide = 0;
1924     }
1925
1926     dcl = g_malloc0(sizeof(DisplayChangeListener));
1927
1928     // register vga output callbacks
1929     dcl->ops = &dcl_ops;
1930     register_displaychangelistener(dcl);
1931
1932     // register cleanup function
1933     atexit(cocoa_cleanup);
1934 }
1935
1936 static QemuDisplay qemu_display_cocoa = {
1937     .type       = DISPLAY_TYPE_COCOA,
1938     .init       = cocoa_display_init,
1939 };
1940
1941 static void register_cocoa(void)
1942 {
1943     qemu_display_register(&qemu_display_cocoa);
1944 }
1945
1946 type_init(register_cocoa);