xref: /qemu/ui/cocoa.m (revision 0b8fa32f) 
1/*
2 * QEMU Cocoa CG display driver
3 *
4 * Copyright (c) 2008 Mike Kronenberg
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25#include "qemu/osdep.h"
26
27#import <Cocoa/Cocoa.h>
28#include <crt_externs.h>
29
30#include "qemu-common.h"
31#include "ui/console.h"
32#include "ui/input.h"
33#include "sysemu/sysemu.h"
34#include "qapi/error.h"
35#include "qapi/qapi-commands-block.h"
36#include "qapi/qapi-commands-misc.h"
37#include "sysemu/blockdev.h"
38#include "qemu-version.h"
39#include "qemu/module.h"
40#include <Carbon/Carbon.h>
41#include "qom/cpu.h"
42
43#ifndef MAC_OS_X_VERSION_10_5
44#define MAC_OS_X_VERSION_10_5 1050
45#endif
46#ifndef MAC_OS_X_VERSION_10_6
47#define MAC_OS_X_VERSION_10_6 1060
48#endif
49#ifndef MAC_OS_X_VERSION_10_9
50#define MAC_OS_X_VERSION_10_9 1090
51#endif
52#ifndef MAC_OS_X_VERSION_10_10
53#define MAC_OS_X_VERSION_10_10 101000
54#endif
55#ifndef MAC_OS_X_VERSION_10_12
56#define MAC_OS_X_VERSION_10_12 101200
57#endif
58#ifndef MAC_OS_X_VERSION_10_13
59#define MAC_OS_X_VERSION_10_13 101300
60#endif
61
62/* macOS 10.12 deprecated many constants, #define the new names for older SDKs */
63#if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_12
64#define NSEventMaskAny                  NSAnyEventMask
65#define NSEventModifierFlagCapsLock     NSAlphaShiftKeyMask
66#define NSEventModifierFlagShift        NSShiftKeyMask
67#define NSEventModifierFlagCommand      NSCommandKeyMask
68#define NSEventModifierFlagControl      NSControlKeyMask
69#define NSEventModifierFlagOption       NSAlternateKeyMask
70#define NSEventTypeFlagsChanged         NSFlagsChanged
71#define NSEventTypeKeyUp                NSKeyUp
72#define NSEventTypeKeyDown              NSKeyDown
73#define NSEventTypeMouseMoved           NSMouseMoved
74#define NSEventTypeLeftMouseDown        NSLeftMouseDown
75#define NSEventTypeRightMouseDown       NSRightMouseDown
76#define NSEventTypeOtherMouseDown       NSOtherMouseDown
77#define NSEventTypeLeftMouseDragged     NSLeftMouseDragged
78#define NSEventTypeRightMouseDragged    NSRightMouseDragged
79#define NSEventTypeOtherMouseDragged    NSOtherMouseDragged
80#define NSEventTypeLeftMouseUp          NSLeftMouseUp
81#define NSEventTypeRightMouseUp         NSRightMouseUp
82#define NSEventTypeOtherMouseUp         NSOtherMouseUp
83#define NSEventTypeScrollWheel          NSScrollWheel
84#define NSTextAlignmentCenter           NSCenterTextAlignment
85#define NSWindowStyleMaskBorderless     NSBorderlessWindowMask
86#define NSWindowStyleMaskClosable       NSClosableWindowMask
87#define NSWindowStyleMaskMiniaturizable NSMiniaturizableWindowMask
88#define NSWindowStyleMaskTitled         NSTitledWindowMask
89#endif
90/* 10.13 deprecates NSFileHandlingPanelOKButton in favour of
91 * NSModalResponseOK, which was introduced in 10.9. Define
92 * it for older versions.
93 */
94#if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_9
95#define NSModalResponseOK NSFileHandlingPanelOKButton
96#endif
97/* 10.14 deprecates NSOnState and NSOffState in favor of
98 * NSControlStateValueOn/Off, which were introduced in 10.13.
99 * Define for older versions
100 */
101#if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_13
102#define NSControlStateValueOn NSOnState
103#define NSControlStateValueOff NSOffState
104#endif
105
106//#define DEBUG
107
108#ifdef DEBUG
109#define COCOA_DEBUG(...)  { (void) fprintf (stdout, __VA_ARGS__); }
110#else
111#define COCOA_DEBUG(...)  ((void) 0)
112#endif
113
114#define cgrect(nsrect) (*(CGRect *)&(nsrect))
115
116typedef struct {
117    int width;
118    int height;
119    int bitsPerComponent;
120    int bitsPerPixel;
121} QEMUScreen;
122
123NSWindow *normalWindow, *about_window;
124static DisplayChangeListener *dcl;
125static int last_buttons;
126
127int gArgc;
128char **gArgv;
129bool stretch_video;
130NSTextField *pauseLabel;
131NSArray * supportedImageFileTypes;
132
133static QemuSemaphore display_init_sem;
134static QemuSemaphore app_started_sem;
135
136// Utility functions to run specified code block with iothread lock held
137typedef void (^CodeBlock)(void);
138typedef bool (^BoolCodeBlock)(void);
139
140static void with_iothread_lock(CodeBlock block)
141{
142    bool locked = qemu_mutex_iothread_locked();
143    if (!locked) {
144        qemu_mutex_lock_iothread();
145    }
146    block();
147    if (!locked) {
148        qemu_mutex_unlock_iothread();
149    }
150}
151
152static bool bool_with_iothread_lock(BoolCodeBlock block)
153{
154    bool locked = qemu_mutex_iothread_locked();
155    bool val;
156
157    if (!locked) {
158        qemu_mutex_lock_iothread();
159    }
160    val = block();
161    if (!locked) {
162        qemu_mutex_unlock_iothread();
163    }
164    return val;
165}
166
167// Mac to QKeyCode conversion
168const int mac_to_qkeycode_map[] = {
169    [kVK_ANSI_A] = Q_KEY_CODE_A,
170    [kVK_ANSI_B] = Q_KEY_CODE_B,
171    [kVK_ANSI_C] = Q_KEY_CODE_C,
172    [kVK_ANSI_D] = Q_KEY_CODE_D,
173    [kVK_ANSI_E] = Q_KEY_CODE_E,
174    [kVK_ANSI_F] = Q_KEY_CODE_F,
175    [kVK_ANSI_G] = Q_KEY_CODE_G,
176    [kVK_ANSI_H] = Q_KEY_CODE_H,
177    [kVK_ANSI_I] = Q_KEY_CODE_I,
178    [kVK_ANSI_J] = Q_KEY_CODE_J,
179    [kVK_ANSI_K] = Q_KEY_CODE_K,
180    [kVK_ANSI_L] = Q_KEY_CODE_L,
181    [kVK_ANSI_M] = Q_KEY_CODE_M,
182    [kVK_ANSI_N] = Q_KEY_CODE_N,
183    [kVK_ANSI_O] = Q_KEY_CODE_O,
184    [kVK_ANSI_P] = Q_KEY_CODE_P,
185    [kVK_ANSI_Q] = Q_KEY_CODE_Q,
186    [kVK_ANSI_R] = Q_KEY_CODE_R,
187    [kVK_ANSI_S] = Q_KEY_CODE_S,
188    [kVK_ANSI_T] = Q_KEY_CODE_T,
189    [kVK_ANSI_U] = Q_KEY_CODE_U,
190    [kVK_ANSI_V] = Q_KEY_CODE_V,
191    [kVK_ANSI_W] = Q_KEY_CODE_W,
192    [kVK_ANSI_X] = Q_KEY_CODE_X,
193    [kVK_ANSI_Y] = Q_KEY_CODE_Y,
194    [kVK_ANSI_Z] = Q_KEY_CODE_Z,
195
196    [kVK_ANSI_0] = Q_KEY_CODE_0,
197    [kVK_ANSI_1] = Q_KEY_CODE_1,
198    [kVK_ANSI_2] = Q_KEY_CODE_2,
199    [kVK_ANSI_3] = Q_KEY_CODE_3,
200    [kVK_ANSI_4] = Q_KEY_CODE_4,
201    [kVK_ANSI_5] = Q_KEY_CODE_5,
202    [kVK_ANSI_6] = Q_KEY_CODE_6,
203    [kVK_ANSI_7] = Q_KEY_CODE_7,
204    [kVK_ANSI_8] = Q_KEY_CODE_8,
205    [kVK_ANSI_9] = Q_KEY_CODE_9,
206
207    [kVK_ANSI_Grave] = Q_KEY_CODE_GRAVE_ACCENT,
208    [kVK_ANSI_Minus] = Q_KEY_CODE_MINUS,
209    [kVK_ANSI_Equal] = Q_KEY_CODE_EQUAL,
210    [kVK_Delete] = Q_KEY_CODE_BACKSPACE,
211    [kVK_CapsLock] = Q_KEY_CODE_CAPS_LOCK,
212    [kVK_Tab] = Q_KEY_CODE_TAB,
213    [kVK_Return] = Q_KEY_CODE_RET,
214    [kVK_ANSI_LeftBracket] = Q_KEY_CODE_BRACKET_LEFT,
215    [kVK_ANSI_RightBracket] = Q_KEY_CODE_BRACKET_RIGHT,
216    [kVK_ANSI_Backslash] = Q_KEY_CODE_BACKSLASH,
217    [kVK_ANSI_Semicolon] = Q_KEY_CODE_SEMICOLON,
218    [kVK_ANSI_Quote] = Q_KEY_CODE_APOSTROPHE,
219    [kVK_ANSI_Comma] = Q_KEY_CODE_COMMA,
220    [kVK_ANSI_Period] = Q_KEY_CODE_DOT,
221    [kVK_ANSI_Slash] = Q_KEY_CODE_SLASH,
222    [kVK_Shift] = Q_KEY_CODE_SHIFT,
223    [kVK_RightShift] = Q_KEY_CODE_SHIFT_R,
224    [kVK_Control] = Q_KEY_CODE_CTRL,
225    [kVK_RightControl] = Q_KEY_CODE_CTRL_R,
226    [kVK_Option] = Q_KEY_CODE_ALT,
227    [kVK_RightOption] = Q_KEY_CODE_ALT_R,
228    [kVK_Command] = Q_KEY_CODE_META_L,
229    [0x36] = Q_KEY_CODE_META_R, /* There is no kVK_RightCommand */
230    [kVK_Space] = Q_KEY_CODE_SPC,
231
232    [kVK_ANSI_Keypad0] = Q_KEY_CODE_KP_0,
233    [kVK_ANSI_Keypad1] = Q_KEY_CODE_KP_1,
234    [kVK_ANSI_Keypad2] = Q_KEY_CODE_KP_2,
235    [kVK_ANSI_Keypad3] = Q_KEY_CODE_KP_3,
236    [kVK_ANSI_Keypad4] = Q_KEY_CODE_KP_4,
237    [kVK_ANSI_Keypad5] = Q_KEY_CODE_KP_5,
238    [kVK_ANSI_Keypad6] = Q_KEY_CODE_KP_6,
239    [kVK_ANSI_Keypad7] = Q_KEY_CODE_KP_7,
240    [kVK_ANSI_Keypad8] = Q_KEY_CODE_KP_8,
241    [kVK_ANSI_Keypad9] = Q_KEY_CODE_KP_9,
242    [kVK_ANSI_KeypadDecimal] = Q_KEY_CODE_KP_DECIMAL,
243    [kVK_ANSI_KeypadEnter] = Q_KEY_CODE_KP_ENTER,
244    [kVK_ANSI_KeypadPlus] = Q_KEY_CODE_KP_ADD,
245    [kVK_ANSI_KeypadMinus] = Q_KEY_CODE_KP_SUBTRACT,
246    [kVK_ANSI_KeypadMultiply] = Q_KEY_CODE_KP_MULTIPLY,
247    [kVK_ANSI_KeypadDivide] = Q_KEY_CODE_KP_DIVIDE,
248    [kVK_ANSI_KeypadEquals] = Q_KEY_CODE_KP_EQUALS,
249    [kVK_ANSI_KeypadClear] = Q_KEY_CODE_NUM_LOCK,
250
251    [kVK_UpArrow] = Q_KEY_CODE_UP,
252    [kVK_DownArrow] = Q_KEY_CODE_DOWN,
253    [kVK_LeftArrow] = Q_KEY_CODE_LEFT,
254    [kVK_RightArrow] = Q_KEY_CODE_RIGHT,
255
256    [kVK_Help] = Q_KEY_CODE_INSERT,
257    [kVK_Home] = Q_KEY_CODE_HOME,
258    [kVK_PageUp] = Q_KEY_CODE_PGUP,
259    [kVK_PageDown] = Q_KEY_CODE_PGDN,
260    [kVK_End] = Q_KEY_CODE_END,
261    [kVK_ForwardDelete] = Q_KEY_CODE_DELETE,
262
263    [kVK_Escape] = Q_KEY_CODE_ESC,
264
265    /* The Power key can't be used directly because the operating system uses
266     * it. This key can be emulated by using it in place of another key such as
267     * F1. Don't forget to disable the real key binding.
268     */
269    /* [kVK_F1] = Q_KEY_CODE_POWER, */
270
271    [kVK_F1] = Q_KEY_CODE_F1,
272    [kVK_F2] = Q_KEY_CODE_F2,
273    [kVK_F3] = Q_KEY_CODE_F3,
274    [kVK_F4] = Q_KEY_CODE_F4,
275    [kVK_F5] = Q_KEY_CODE_F5,
276    [kVK_F6] = Q_KEY_CODE_F6,
277    [kVK_F7] = Q_KEY_CODE_F7,
278    [kVK_F8] = Q_KEY_CODE_F8,
279    [kVK_F9] = Q_KEY_CODE_F9,
280    [kVK_F10] = Q_KEY_CODE_F10,
281    [kVK_F11] = Q_KEY_CODE_F11,
282    [kVK_F12] = Q_KEY_CODE_F12,
283    [kVK_F13] = Q_KEY_CODE_PRINT,
284    [kVK_F14] = Q_KEY_CODE_SCROLL_LOCK,
285    [kVK_F15] = Q_KEY_CODE_PAUSE,
286
287    /*
288     * The eject and volume keys can't be used here because they are handled at
289     * a lower level than what an Application can see.
290     */
291};
292
293static int cocoa_keycode_to_qemu(int keycode)
294{
295    if (ARRAY_SIZE(mac_to_qkeycode_map) <= keycode) {
296        fprintf(stderr, "(cocoa) warning unknown keycode 0x%x\n", keycode);
297        return 0;
298    }
299    return mac_to_qkeycode_map[keycode];
300}
301
302/* Displays an alert dialog box with the specified message */
303static void QEMU_Alert(NSString *message)
304{
305    NSAlert *alert;
306    alert = [NSAlert new];
307    [alert setMessageText: message];
308    [alert runModal];
309}
310
311/* Handles any errors that happen with a device transaction */
312static void handleAnyDeviceErrors(Error * err)
313{
314    if (err) {
315        QEMU_Alert([NSString stringWithCString: error_get_pretty(err)
316                                      encoding: NSASCIIStringEncoding]);
317        error_free(err);
318    }
319}
320
321/*
322 ------------------------------------------------------
323    QemuCocoaView
324 ------------------------------------------------------
325*/
326@interface QemuCocoaView : NSView
327{
328    QEMUScreen screen;
329    NSWindow *fullScreenWindow;
330    float cx,cy,cw,ch,cdx,cdy;
331    CGDataProviderRef dataProviderRef;
332    pixman_image_t *pixman_image;
333    BOOL modifiers_state[256];
334    BOOL isMouseGrabbed;
335    BOOL isFullscreen;
336    BOOL isAbsoluteEnabled;
337    BOOL isMouseDeassociated;
338}
339- (void) switchSurface:(pixman_image_t *)image;
340- (void) grabMouse;
341- (void) ungrabMouse;
342- (void) toggleFullScreen:(id)sender;
343- (void) handleMonitorInput:(NSEvent *)event;
344- (bool) handleEvent:(NSEvent *)event;
345- (bool) handleEventLocked:(NSEvent *)event;
346- (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled;
347/* The state surrounding mouse grabbing is potentially confusing.
348 * isAbsoluteEnabled tracks qemu_input_is_absolute() [ie "is the emulated
349 *   pointing device an absolute-position one?"], but is only updated on
350 *   next refresh.
351 * isMouseGrabbed tracks whether GUI events are directed to the guest;
352 *   it controls whether special keys like Cmd get sent to the guest,
353 *   and whether we capture the mouse when in non-absolute mode.
354 * isMouseDeassociated tracks whether we've told MacOSX to disassociate
355 *   the mouse and mouse cursor position by calling
356 *   CGAssociateMouseAndMouseCursorPosition(FALSE)
357 *   (which basically happens if we grab in non-absolute mode).
358 */
359- (BOOL) isMouseGrabbed;
360- (BOOL) isAbsoluteEnabled;
361- (BOOL) isMouseDeassociated;
362- (float) cdx;
363- (float) cdy;
364- (QEMUScreen) gscreen;
365- (void) raiseAllKeys;
366@end
367
368QemuCocoaView *cocoaView;
369
370@implementation QemuCocoaView
371- (id)initWithFrame:(NSRect)frameRect
372{
373    COCOA_DEBUG("QemuCocoaView: initWithFrame\n");
374
375    self = [super initWithFrame:frameRect];
376    if (self) {
377
378        screen.bitsPerComponent = 8;
379        screen.bitsPerPixel = 32;
380        screen.width = frameRect.size.width;
381        screen.height = frameRect.size.height;
382
383    }
384    return self;
385}
386
387- (void) dealloc
388{
389    COCOA_DEBUG("QemuCocoaView: dealloc\n");
390
391    if (dataProviderRef) {
392        CGDataProviderRelease(dataProviderRef);
393        pixman_image_unref(pixman_image);
394    }
395
396    [super dealloc];
397}
398
399- (BOOL) isOpaque
400{
401    return YES;
402}
403
404- (BOOL) screenContainsPoint:(NSPoint) p
405{
406    return (p.x > -1 && p.x < screen.width && p.y > -1 && p.y < screen.height);
407}
408
409- (void) hideCursor
410{
411    if (!cursor_hide) {
412        return;
413    }
414    [NSCursor hide];
415}
416
417- (void) unhideCursor
418{
419    if (!cursor_hide) {
420        return;
421    }
422    [NSCursor unhide];
423}
424
425- (void) drawRect:(NSRect) rect
426{
427    COCOA_DEBUG("QemuCocoaView: drawRect\n");
428
429    // get CoreGraphic context
430#if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_10
431    CGContextRef viewContextRef = [[NSGraphicsContext currentContext] graphicsPort];
432#else
433    CGContextRef viewContextRef = [[NSGraphicsContext currentContext] CGContext];
434#endif
435
436    CGContextSetInterpolationQuality (viewContextRef, kCGInterpolationNone);
437    CGContextSetShouldAntialias (viewContextRef, NO);
438
439    // draw screen bitmap directly to Core Graphics context
440    if (!dataProviderRef) {
441        // Draw request before any guest device has set up a framebuffer:
442        // just draw an opaque black rectangle
443        CGContextSetRGBFillColor(viewContextRef, 0, 0, 0, 1.0);
444        CGContextFillRect(viewContextRef, NSRectToCGRect(rect));
445    } else {
446        CGImageRef imageRef = CGImageCreate(
447            screen.width, //width
448            screen.height, //height
449            screen.bitsPerComponent, //bitsPerComponent
450            screen.bitsPerPixel, //bitsPerPixel
451            (screen.width * (screen.bitsPerComponent/2)), //bytesPerRow
452#ifdef __LITTLE_ENDIAN__
453            CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB), //colorspace for OS X >= 10.4
454            kCGBitmapByteOrder32Little | kCGImageAlphaNoneSkipFirst,
455#else
456            CGColorSpaceCreateDeviceRGB(), //colorspace for OS X < 10.4 (actually ppc)
457            kCGImageAlphaNoneSkipFirst, //bitmapInfo
458#endif
459            dataProviderRef, //provider
460            NULL, //decode
461            0, //interpolate
462            kCGRenderingIntentDefault //intent
463        );
464        // selective drawing code (draws only dirty rectangles) (OS X >= 10.4)
465        const NSRect *rectList;
466        NSInteger rectCount;
467        int i;
468        CGImageRef clipImageRef;
469        CGRect clipRect;
470
471        [self getRectsBeingDrawn:&rectList count:&rectCount];
472        for (i = 0; i < rectCount; i++) {
473            clipRect.origin.x = rectList[i].origin.x / cdx;
474            clipRect.origin.y = (float)screen.height - (rectList[i].origin.y + rectList[i].size.height) / cdy;
475            clipRect.size.width = rectList[i].size.width / cdx;
476            clipRect.size.height = rectList[i].size.height / cdy;
477            clipImageRef = CGImageCreateWithImageInRect(
478                                                        imageRef,
479                                                        clipRect
480                                                        );
481            CGContextDrawImage (viewContextRef, cgrect(rectList[i]), clipImageRef);
482            CGImageRelease (clipImageRef);
483        }
484        CGImageRelease (imageRef);
485    }
486}
487
488- (void) setContentDimensions
489{
490    COCOA_DEBUG("QemuCocoaView: setContentDimensions\n");
491
492    if (isFullscreen) {
493        cdx = [[NSScreen mainScreen] frame].size.width / (float)screen.width;
494        cdy = [[NSScreen mainScreen] frame].size.height / (float)screen.height;
495
496        /* stretches video, but keeps same aspect ratio */
497        if (stretch_video == true) {
498            /* use smallest stretch value - prevents clipping on sides */
499            if (MIN(cdx, cdy) == cdx) {
500                cdy = cdx;
501            } else {
502                cdx = cdy;
503            }
504        } else {  /* No stretching */
505            cdx = cdy = 1;
506        }
507        cw = screen.width * cdx;
508        ch = screen.height * cdy;
509        cx = ([[NSScreen mainScreen] frame].size.width - cw) / 2.0;
510        cy = ([[NSScreen mainScreen] frame].size.height - ch) / 2.0;
511    } else {
512        cx = 0;
513        cy = 0;
514        cw = screen.width;
515        ch = screen.height;
516        cdx = 1.0;
517        cdy = 1.0;
518    }
519}
520
521- (void) switchSurface:(pixman_image_t *)image
522{
523    COCOA_DEBUG("QemuCocoaView: switchSurface\n");
524
525    int w = pixman_image_get_width(image);
526    int h = pixman_image_get_height(image);
527    pixman_format_code_t image_format = pixman_image_get_format(image);
528    /* cdx == 0 means this is our very first surface, in which case we need
529     * to recalculate the content dimensions even if it happens to be the size
530     * of the initial empty window.
531     */
532    bool isResize = (w != screen.width || h != screen.height || cdx == 0.0);
533
534    int oldh = screen.height;
535    if (isResize) {
536        // Resize before we trigger the redraw, or we'll redraw at the wrong size
537        COCOA_DEBUG("switchSurface: new size %d x %d\n", w, h);
538        screen.width = w;
539        screen.height = h;
540        [self setContentDimensions];
541        [self setFrame:NSMakeRect(cx, cy, cw, ch)];
542    }
543
544    // update screenBuffer
545    if (dataProviderRef) {
546        CGDataProviderRelease(dataProviderRef);
547        pixman_image_unref(pixman_image);
548    }
549
550    //sync host window color space with guests
551    screen.bitsPerPixel = PIXMAN_FORMAT_BPP(image_format);
552    screen.bitsPerComponent = DIV_ROUND_UP(screen.bitsPerPixel, 8) * 2;
553
554    pixman_image = image;
555    dataProviderRef = CGDataProviderCreateWithData(NULL, pixman_image_get_data(image), w * 4 * h, NULL);
556
557    // update windows
558    if (isFullscreen) {
559        [[fullScreenWindow contentView] setFrame:[[NSScreen mainScreen] frame]];
560        [normalWindow setFrame:NSMakeRect([normalWindow frame].origin.x, [normalWindow frame].origin.y - h + oldh, w, h + [normalWindow frame].size.height - oldh) display:NO animate:NO];
561    } else {
562        if (qemu_name)
563            [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s", qemu_name]];
564        [normalWindow setFrame:NSMakeRect([normalWindow frame].origin.x, [normalWindow frame].origin.y - h + oldh, w, h + [normalWindow frame].size.height - oldh) display:YES animate:NO];
565    }
566
567    if (isResize) {
568        [normalWindow center];
569    }
570}
571
572- (void) toggleFullScreen:(id)sender
573{
574    COCOA_DEBUG("QemuCocoaView: toggleFullScreen\n");
575
576    if (isFullscreen) { // switch from fullscreen to desktop
577        isFullscreen = FALSE;
578        [self ungrabMouse];
579        [self setContentDimensions];
580        if ([NSView respondsToSelector:@selector(exitFullScreenModeWithOptions:)]) { // test if "exitFullScreenModeWithOptions" is supported on host at runtime
581            [self exitFullScreenModeWithOptions:nil];
582        } else {
583            [fullScreenWindow close];
584            [normalWindow setContentView: self];
585            [normalWindow makeKeyAndOrderFront: self];
586            [NSMenu setMenuBarVisible:YES];
587        }
588    } else { // switch from desktop to fullscreen
589        isFullscreen = TRUE;
590        [normalWindow orderOut: nil]; /* Hide the window */
591        [self grabMouse];
592        [self setContentDimensions];
593        if ([NSView respondsToSelector:@selector(enterFullScreenMode:withOptions:)]) { // test if "enterFullScreenMode:withOptions" is supported on host at runtime
594            [self enterFullScreenMode:[NSScreen mainScreen] withOptions:[NSDictionary dictionaryWithObjectsAndKeys:
595                [NSNumber numberWithBool:NO], NSFullScreenModeAllScreens,
596                [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithBool:NO], kCGDisplayModeIsStretched, nil], NSFullScreenModeSetting,
597                 nil]];
598        } else {
599            [NSMenu setMenuBarVisible:NO];
600            fullScreenWindow = [[NSWindow alloc] initWithContentRect:[[NSScreen mainScreen] frame]
601                styleMask:NSWindowStyleMaskBorderless
602                backing:NSBackingStoreBuffered
603                defer:NO];
604            [fullScreenWindow setAcceptsMouseMovedEvents: YES];
605            [fullScreenWindow setHasShadow:NO];
606            [fullScreenWindow setBackgroundColor: [NSColor blackColor]];
607            [self setFrame:NSMakeRect(cx, cy, cw, ch)];
608            [[fullScreenWindow contentView] addSubview: self];
609            [fullScreenWindow makeKeyAndOrderFront:self];
610        }
611    }
612}
613
614- (void) toggleModifier: (int)keycode {
615    // Toggle the stored state.
616    modifiers_state[keycode] = !modifiers_state[keycode];
617    // Send a keyup or keydown depending on the state.
618    qemu_input_event_send_key_qcode(dcl->con, keycode, modifiers_state[keycode]);
619}
620
621- (void) toggleStatefulModifier: (int)keycode {
622    // Toggle the stored state.
623    modifiers_state[keycode] = !modifiers_state[keycode];
624    // Generate keydown and keyup.
625    qemu_input_event_send_key_qcode(dcl->con, keycode, true);
626    qemu_input_event_send_key_qcode(dcl->con, keycode, false);
627}
628
629// Does the work of sending input to the monitor
630- (void) handleMonitorInput:(NSEvent *)event
631{
632    int keysym = 0;
633    int control_key = 0;
634
635    // if the control key is down
636    if ([event modifierFlags] & NSEventModifierFlagControl) {
637        control_key = 1;
638    }
639
640    /* translates Macintosh keycodes to QEMU's keysym */
641
642    int without_control_translation[] = {
643        [0 ... 0xff] = 0,   // invalid key
644
645        [kVK_UpArrow]       = QEMU_KEY_UP,
646        [kVK_DownArrow]     = QEMU_KEY_DOWN,
647        [kVK_RightArrow]    = QEMU_KEY_RIGHT,
648        [kVK_LeftArrow]     = QEMU_KEY_LEFT,
649        [kVK_Home]          = QEMU_KEY_HOME,
650        [kVK_End]           = QEMU_KEY_END,
651        [kVK_PageUp]        = QEMU_KEY_PAGEUP,
652        [kVK_PageDown]      = QEMU_KEY_PAGEDOWN,
653        [kVK_ForwardDelete] = QEMU_KEY_DELETE,
654        [kVK_Delete]        = QEMU_KEY_BACKSPACE,
655    };
656
657    int with_control_translation[] = {
658        [0 ... 0xff] = 0,   // invalid key
659
660        [kVK_UpArrow]       = QEMU_KEY_CTRL_UP,
661        [kVK_DownArrow]     = QEMU_KEY_CTRL_DOWN,
662        [kVK_RightArrow]    = QEMU_KEY_CTRL_RIGHT,
663        [kVK_LeftArrow]     = QEMU_KEY_CTRL_LEFT,
664        [kVK_Home]          = QEMU_KEY_CTRL_HOME,
665        [kVK_End]           = QEMU_KEY_CTRL_END,
666        [kVK_PageUp]        = QEMU_KEY_CTRL_PAGEUP,
667        [kVK_PageDown]      = QEMU_KEY_CTRL_PAGEDOWN,
668    };
669
670    if (control_key != 0) { /* If the control key is being used */
671        if ([event keyCode] < ARRAY_SIZE(with_control_translation)) {
672            keysym = with_control_translation[[event keyCode]];
673        }
674    } else {
675        if ([event keyCode] < ARRAY_SIZE(without_control_translation)) {
676            keysym = without_control_translation[[event keyCode]];
677        }
678    }
679
680    // if not a key that needs translating
681    if (keysym == 0) {
682        NSString *ks = [event characters];
683        if ([ks length] > 0) {
684            keysym = [ks characterAtIndex:0];
685        }
686    }
687
688    if (keysym) {
689        kbd_put_keysym(keysym);
690    }
691}
692
693- (bool) handleEvent:(NSEvent *)event
694{
695    return bool_with_iothread_lock(^{
696        return [self handleEventLocked:event];
697    });
698}
699
700- (bool) handleEventLocked:(NSEvent *)event
701{
702    /* Return true if we handled the event, false if it should be given to OSX */
703    COCOA_DEBUG("QemuCocoaView: handleEvent\n");
704    int buttons = 0;
705    int keycode = 0;
706    bool mouse_event = false;
707    static bool switched_to_fullscreen = false;
708    NSPoint p = [event locationInWindow];
709
710    switch ([event type]) {
711        case NSEventTypeFlagsChanged:
712            if ([event keyCode] == 0) {
713                // When the Cocoa keyCode is zero that means keys should be
714                // synthesized based on the values in in the eventModifiers
715                // bitmask.
716
717                if (qemu_console_is_graphic(NULL)) {
718                    NSUInteger modifiers = [event modifierFlags];
719
720                    if (!!(modifiers & NSEventModifierFlagCapsLock) != !!modifiers_state[Q_KEY_CODE_CAPS_LOCK]) {
721                        [self toggleStatefulModifier:Q_KEY_CODE_CAPS_LOCK];
722                    }
723                    if (!!(modifiers & NSEventModifierFlagShift) != !!modifiers_state[Q_KEY_CODE_SHIFT]) {
724                        [self toggleModifier:Q_KEY_CODE_SHIFT];
725                    }
726                    if (!!(modifiers & NSEventModifierFlagControl) != !!modifiers_state[Q_KEY_CODE_CTRL]) {
727                        [self toggleModifier:Q_KEY_CODE_CTRL];
728                    }
729                    if (!!(modifiers & NSEventModifierFlagOption) != !!modifiers_state[Q_KEY_CODE_ALT]) {
730                        [self toggleModifier:Q_KEY_CODE_ALT];
731                    }
732                    if (!!(modifiers & NSEventModifierFlagCommand) != !!modifiers_state[Q_KEY_CODE_META_L]) {
733                        [self toggleModifier:Q_KEY_CODE_META_L];
734                    }
735                }
736            } else {
737                keycode = cocoa_keycode_to_qemu([event keyCode]);
738            }
739
740            if ((keycode == Q_KEY_CODE_META_L || keycode == Q_KEY_CODE_META_R)
741               && !isMouseGrabbed) {
742              /* Don't pass command key changes to guest unless mouse is grabbed */
743              keycode = 0;
744            }
745
746            if (keycode) {
747                // emulate caps lock and num lock keydown and keyup
748                if (keycode == Q_KEY_CODE_CAPS_LOCK ||
749                    keycode == Q_KEY_CODE_NUM_LOCK) {
750                    [self toggleStatefulModifier:keycode];
751                } else if (qemu_console_is_graphic(NULL)) {
752                    if (switched_to_fullscreen) {
753                        switched_to_fullscreen = false;
754                    } else {
755                        [self toggleModifier:keycode];
756                    }
757                }
758            }
759
760            break;
761        case NSEventTypeKeyDown:
762            keycode = cocoa_keycode_to_qemu([event keyCode]);
763
764            // forward command key combos to the host UI unless the mouse is grabbed
765            if (!isMouseGrabbed && ([event modifierFlags] & NSEventModifierFlagCommand)) {
766                /*
767                 * Prevent the command key from being stuck down in the guest
768                 * when using Command-F to switch to full screen mode.
769                 */
770                if (keycode == Q_KEY_CODE_F) {
771                    switched_to_fullscreen = true;
772                }
773                return false;
774            }
775
776            // default
777
778            // handle control + alt Key Combos (ctrl+alt+[1..9,g] is reserved for QEMU)
779            if (([event modifierFlags] & NSEventModifierFlagControl) && ([event modifierFlags] & NSEventModifierFlagOption)) {
780                NSString *keychar = [event charactersIgnoringModifiers];
781                if ([keychar length] == 1) {
782                    char key = [keychar characterAtIndex:0];
783                    switch (key) {
784
785                        // enable graphic console
786                        case '1' ... '9':
787                            console_select(key - '0' - 1); /* ascii math */
788                            return true;
789
790                        // release the mouse grab
791                        case 'g':
792                            [self ungrabMouse];
793                            return true;
794                    }
795                }
796            }
797
798            if (qemu_console_is_graphic(NULL)) {
799                qemu_input_event_send_key_qcode(dcl->con, keycode, true);
800            } else {
801                [self handleMonitorInput: event];
802            }
803            break;
804        case NSEventTypeKeyUp:
805            keycode = cocoa_keycode_to_qemu([event keyCode]);
806
807            // don't pass the guest a spurious key-up if we treated this
808            // command-key combo as a host UI action
809            if (!isMouseGrabbed && ([event modifierFlags] & NSEventModifierFlagCommand)) {
810                return true;
811            }
812
813            if (qemu_console_is_graphic(NULL)) {
814                qemu_input_event_send_key_qcode(dcl->con, keycode, false);
815            }
816            break;
817        case NSEventTypeMouseMoved:
818            if (isAbsoluteEnabled) {
819                if (![self screenContainsPoint:p] || ![[self window] isKeyWindow]) {
820                    if (isMouseGrabbed) {
821                        [self ungrabMouse];
822                    }
823                } else {
824                    if (!isMouseGrabbed) {
825                        [self grabMouse];
826                    }
827                }
828            }
829            mouse_event = true;
830            break;
831        case NSEventTypeLeftMouseDown:
832            if ([event modifierFlags] & NSEventModifierFlagCommand) {
833                buttons |= MOUSE_EVENT_RBUTTON;
834            } else {
835                buttons |= MOUSE_EVENT_LBUTTON;
836            }
837            mouse_event = true;
838            break;
839        case NSEventTypeRightMouseDown:
840            buttons |= MOUSE_EVENT_RBUTTON;
841            mouse_event = true;
842            break;
843        case NSEventTypeOtherMouseDown:
844            buttons |= MOUSE_EVENT_MBUTTON;
845            mouse_event = true;
846            break;
847        case NSEventTypeLeftMouseDragged:
848            if ([event modifierFlags] & NSEventModifierFlagCommand) {
849                buttons |= MOUSE_EVENT_RBUTTON;
850            } else {
851                buttons |= MOUSE_EVENT_LBUTTON;
852            }
853            mouse_event = true;
854            break;
855        case NSEventTypeRightMouseDragged:
856            buttons |= MOUSE_EVENT_RBUTTON;
857            mouse_event = true;
858            break;
859        case NSEventTypeOtherMouseDragged:
860            buttons |= MOUSE_EVENT_MBUTTON;
861            mouse_event = true;
862            break;
863        case NSEventTypeLeftMouseUp:
864            mouse_event = true;
865            if (!isMouseGrabbed && [self screenContainsPoint:p]) {
866                if([[self window] isKeyWindow]) {
867                    [self grabMouse];
868                }
869            }
870            break;
871        case NSEventTypeRightMouseUp:
872            mouse_event = true;
873            break;
874        case NSEventTypeOtherMouseUp:
875            mouse_event = true;
876            break;
877        case NSEventTypeScrollWheel:
878            /*
879             * Send wheel events to the guest regardless of window focus.
880             * This is in-line with standard Mac OS X UI behaviour.
881             */
882
883            /*
884             * When deltaY is zero, it means that this scrolling event was
885             * either horizontal, or so fine that it only appears in
886             * scrollingDeltaY. So we drop the event.
887             */
888            if ([event deltaY] != 0) {
889            /* Determine if this is a scroll up or scroll down event */
890                buttons = ([event deltaY] > 0) ?
891                    INPUT_BUTTON_WHEEL_UP : INPUT_BUTTON_WHEEL_DOWN;
892                qemu_input_queue_btn(dcl->con, buttons, true);
893                qemu_input_event_sync();
894                qemu_input_queue_btn(dcl->con, buttons, false);
895                qemu_input_event_sync();
896            }
897            /*
898             * Since deltaY also reports scroll wheel events we prevent mouse
899             * movement code from executing.
900             */
901            mouse_event = false;
902            break;
903        default:
904            return false;
905    }
906
907    if (mouse_event) {
908        /* Don't send button events to the guest unless we've got a
909         * mouse grab or window focus. If we have neither then this event
910         * is the user clicking on the background window to activate and
911         * bring us to the front, which will be done by the sendEvent
912         * call below. We definitely don't want to pass that click through
913         * to the guest.
914         */
915        if ((isMouseGrabbed || [[self window] isKeyWindow]) &&
916            (last_buttons != buttons)) {
917            static uint32_t bmap[INPUT_BUTTON__MAX] = {
918                [INPUT_BUTTON_LEFT]       = MOUSE_EVENT_LBUTTON,
919                [INPUT_BUTTON_MIDDLE]     = MOUSE_EVENT_MBUTTON,
920                [INPUT_BUTTON_RIGHT]      = MOUSE_EVENT_RBUTTON
921            };
922            qemu_input_update_buttons(dcl->con, bmap, last_buttons, buttons);
923            last_buttons = buttons;
924        }
925        if (isMouseGrabbed) {
926            if (isAbsoluteEnabled) {
927                /* Note that the origin for Cocoa mouse coords is bottom left, not top left.
928                 * The check on screenContainsPoint is to avoid sending out of range values for
929                 * clicks in the titlebar.
930                 */
931                if ([self screenContainsPoint:p]) {
932                    qemu_input_queue_abs(dcl->con, INPUT_AXIS_X, p.x, 0, screen.width);
933                    qemu_input_queue_abs(dcl->con, INPUT_AXIS_Y, screen.height - p.y, 0, screen.height);
934                }
935            } else {
936                qemu_input_queue_rel(dcl->con, INPUT_AXIS_X, (int)[event deltaX]);
937                qemu_input_queue_rel(dcl->con, INPUT_AXIS_Y, (int)[event deltaY]);
938            }
939        } else {
940            return false;
941        }
942        qemu_input_event_sync();
943    }
944    return true;
945}
946
947- (void) grabMouse
948{
949    COCOA_DEBUG("QemuCocoaView: grabMouse\n");
950
951    if (!isFullscreen) {
952        if (qemu_name)
953            [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s - (Press ctrl + alt + g to release Mouse)", qemu_name]];
954        else
955            [normalWindow setTitle:@"QEMU - (Press ctrl + alt + g to release Mouse)"];
956    }
957    [self hideCursor];
958    if (!isAbsoluteEnabled) {
959        isMouseDeassociated = TRUE;
960        CGAssociateMouseAndMouseCursorPosition(FALSE);
961    }
962    isMouseGrabbed = TRUE; // while isMouseGrabbed = TRUE, QemuCocoaApp sends all events to [cocoaView handleEvent:]
963}
964
965- (void) ungrabMouse
966{
967    COCOA_DEBUG("QemuCocoaView: ungrabMouse\n");
968
969    if (!isFullscreen) {
970        if (qemu_name)
971            [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s", qemu_name]];
972        else
973            [normalWindow setTitle:@"QEMU"];
974    }
975    [self unhideCursor];
976    if (isMouseDeassociated) {
977        CGAssociateMouseAndMouseCursorPosition(TRUE);
978        isMouseDeassociated = FALSE;
979    }
980    isMouseGrabbed = FALSE;
981}
982
983- (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled {isAbsoluteEnabled = tIsAbsoluteEnabled;}
984- (BOOL) isMouseGrabbed {return isMouseGrabbed;}
985- (BOOL) isAbsoluteEnabled {return isAbsoluteEnabled;}
986- (BOOL) isMouseDeassociated {return isMouseDeassociated;}
987- (float) cdx {return cdx;}
988- (float) cdy {return cdy;}
989- (QEMUScreen) gscreen {return screen;}
990
991/*
992 * Makes the target think all down keys are being released.
993 * This prevents a stuck key problem, since we will not see
994 * key up events for those keys after we have lost focus.
995 */
996- (void) raiseAllKeys
997{
998    const int max_index = ARRAY_SIZE(modifiers_state);
999
1000    with_iothread_lock(^{
1001        int index;
1002
1003        for (index = 0; index < max_index; index++) {
1004            if (modifiers_state[index]) {
1005                modifiers_state[index] = 0;
1006                qemu_input_event_send_key_qcode(dcl->con, index, false);
1007            }
1008        }
1009    });
1010}
1011@end
1012
1013
1014
1015/*
1016 ------------------------------------------------------
1017    QemuCocoaAppController
1018 ------------------------------------------------------
1019*/
1020@interface QemuCocoaAppController : NSObject
1021#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6)
1022                                       <NSWindowDelegate, NSApplicationDelegate>
1023#endif
1024{
1025}
1026- (void)doToggleFullScreen:(id)sender;
1027- (void)toggleFullScreen:(id)sender;
1028- (void)showQEMUDoc:(id)sender;
1029- (void)zoomToFit:(id) sender;
1030- (void)displayConsole:(id)sender;
1031- (void)pauseQEMU:(id)sender;
1032- (void)resumeQEMU:(id)sender;
1033- (void)displayPause;
1034- (void)removePause;
1035- (void)restartQEMU:(id)sender;
1036- (void)powerDownQEMU:(id)sender;
1037- (void)ejectDeviceMedia:(id)sender;
1038- (void)changeDeviceMedia:(id)sender;
1039- (BOOL)verifyQuit;
1040- (void)openDocumentation:(NSString *)filename;
1041- (IBAction) do_about_menu_item: (id) sender;
1042- (void)make_about_window;
1043- (void)adjustSpeed:(id)sender;
1044@end
1045
1046@implementation QemuCocoaAppController
1047- (id) init
1048{
1049    COCOA_DEBUG("QemuCocoaAppController: init\n");
1050
1051    self = [super init];
1052    if (self) {
1053
1054        // create a view and add it to the window
1055        cocoaView = [[QemuCocoaView alloc] initWithFrame:NSMakeRect(0.0, 0.0, 640.0, 480.0)];
1056        if(!cocoaView) {
1057            fprintf(stderr, "(cocoa) can't create a view\n");
1058            exit(1);
1059        }
1060
1061        // create a window
1062        normalWindow = [[NSWindow alloc] initWithContentRect:[cocoaView frame]
1063            styleMask:NSWindowStyleMaskTitled|NSWindowStyleMaskMiniaturizable|NSWindowStyleMaskClosable
1064            backing:NSBackingStoreBuffered defer:NO];
1065        if(!normalWindow) {
1066            fprintf(stderr, "(cocoa) can't create window\n");
1067            exit(1);
1068        }
1069        [normalWindow setAcceptsMouseMovedEvents:YES];
1070        [normalWindow setTitle:@"QEMU"];
1071        [normalWindow setContentView:cocoaView];
1072#if (MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_10)
1073        [normalWindow useOptimizedDrawing:YES];
1074#endif
1075        [normalWindow makeKeyAndOrderFront:self];
1076        [normalWindow center];
1077        [normalWindow setDelegate: self];
1078        stretch_video = false;
1079
1080        /* Used for displaying pause on the screen */
1081        pauseLabel = [NSTextField new];
1082        [pauseLabel setBezeled:YES];
1083        [pauseLabel setDrawsBackground:YES];
1084        [pauseLabel setBackgroundColor: [NSColor whiteColor]];
1085        [pauseLabel setEditable:NO];
1086        [pauseLabel setSelectable:NO];
1087        [pauseLabel setStringValue: @"Paused"];
1088        [pauseLabel setFont: [NSFont fontWithName: @"Helvetica" size: 90]];
1089        [pauseLabel setTextColor: [NSColor blackColor]];
1090        [pauseLabel sizeToFit];
1091
1092        // set the supported image file types that can be opened
1093        supportedImageFileTypes = [NSArray arrayWithObjects: @"img", @"iso", @"dmg",
1094                                 @"qcow", @"qcow2", @"cloop", @"vmdk", @"cdr",
1095                                  @"toast", nil];
1096        [self make_about_window];
1097    }
1098    return self;
1099}
1100
1101- (void) dealloc
1102{
1103    COCOA_DEBUG("QemuCocoaAppController: dealloc\n");
1104
1105    if (cocoaView)
1106        [cocoaView release];
1107    [super dealloc];
1108}
1109
1110- (void)applicationDidFinishLaunching: (NSNotification *) note
1111{
1112    COCOA_DEBUG("QemuCocoaAppController: applicationDidFinishLaunching\n");
1113    /* Tell cocoa_display_init to proceed */
1114    qemu_sem_post(&app_started_sem);
1115}
1116
1117- (void)applicationWillTerminate:(NSNotification *)aNotification
1118{
1119    COCOA_DEBUG("QemuCocoaAppController: applicationWillTerminate\n");
1120
1121    qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI);
1122    exit(0);
1123}
1124
1125- (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)theApplication
1126{
1127    return YES;
1128}
1129
1130- (NSApplicationTerminateReply)applicationShouldTerminate:
1131                                                         (NSApplication *)sender
1132{
1133    COCOA_DEBUG("QemuCocoaAppController: applicationShouldTerminate\n");
1134    return [self verifyQuit];
1135}
1136
1137/* Called when the user clicks on a window's close button */
1138- (BOOL)windowShouldClose:(id)sender
1139{
1140    COCOA_DEBUG("QemuCocoaAppController: windowShouldClose\n");
1141    [NSApp terminate: sender];
1142    /* If the user allows the application to quit then the call to
1143     * NSApp terminate will never return. If we get here then the user
1144     * cancelled the quit, so we should return NO to not permit the
1145     * closing of this window.
1146     */
1147    return NO;
1148}
1149
1150/* Called when QEMU goes into the background */
1151- (void) applicationWillResignActive: (NSNotification *)aNotification
1152{
1153    COCOA_DEBUG("QemuCocoaAppController: applicationWillResignActive\n");
1154    [cocoaView raiseAllKeys];
1155}
1156
1157/* We abstract the method called by the Enter Fullscreen menu item
1158 * because Mac OS 10.7 and higher disables it. This is because of the
1159 * menu item's old selector's name toggleFullScreen:
1160 */
1161- (void) doToggleFullScreen:(id)sender
1162{
1163    [self toggleFullScreen:(id)sender];
1164}
1165
1166- (void)toggleFullScreen:(id)sender
1167{
1168    COCOA_DEBUG("QemuCocoaAppController: toggleFullScreen\n");
1169
1170    [cocoaView toggleFullScreen:sender];
1171}
1172
1173/* Tries to find then open the specified filename */
1174- (void) openDocumentation: (NSString *) filename
1175{
1176    /* Where to look for local files */
1177    NSString *path_array[] = {@"../share/doc/qemu/", @"../doc/qemu/", @"../"};
1178    NSString *full_file_path;
1179
1180    /* iterate thru the possible paths until the file is found */
1181    int index;
1182    for (index = 0; index < ARRAY_SIZE(path_array); index++) {
1183        full_file_path = [[NSBundle mainBundle] executablePath];
1184        full_file_path = [full_file_path stringByDeletingLastPathComponent];
1185        full_file_path = [NSString stringWithFormat: @"%@/%@%@", full_file_path,
1186                          path_array[index], filename];
1187        if ([[NSWorkspace sharedWorkspace] openFile: full_file_path] == YES) {
1188            return;
1189        }
1190    }
1191
1192    /* If none of the paths opened a file */
1193    NSBeep();
1194    QEMU_Alert(@"Failed to open file");
1195}
1196
1197- (void)showQEMUDoc:(id)sender
1198{
1199    COCOA_DEBUG("QemuCocoaAppController: showQEMUDoc\n");
1200
1201    [self openDocumentation: @"qemu-doc.html"];
1202}
1203
1204/* Stretches video to fit host monitor size */
1205- (void)zoomToFit:(id) sender
1206{
1207    stretch_video = !stretch_video;
1208    if (stretch_video == true) {
1209        [sender setState: NSControlStateValueOn];
1210    } else {
1211        [sender setState: NSControlStateValueOff];
1212    }
1213}
1214
1215/* Displays the console on the screen */
1216- (void)displayConsole:(id)sender
1217{
1218    console_select([sender tag]);
1219}
1220
1221/* Pause the guest */
1222- (void)pauseQEMU:(id)sender
1223{
1224    with_iothread_lock(^{
1225        qmp_stop(NULL);
1226    });
1227    [sender setEnabled: NO];
1228    [[[sender menu] itemWithTitle: @"Resume"] setEnabled: YES];
1229    [self displayPause];
1230}
1231
1232/* Resume running the guest operating system */
1233- (void)resumeQEMU:(id) sender
1234{
1235    with_iothread_lock(^{
1236        qmp_cont(NULL);
1237    });
1238    [sender setEnabled: NO];
1239    [[[sender menu] itemWithTitle: @"Pause"] setEnabled: YES];
1240    [self removePause];
1241}
1242
1243/* Displays the word pause on the screen */
1244- (void)displayPause
1245{
1246    /* Coordinates have to be calculated each time because the window can change its size */
1247    int xCoord, yCoord, width, height;
1248    xCoord = ([normalWindow frame].size.width - [pauseLabel frame].size.width)/2;
1249    yCoord = [normalWindow frame].size.height - [pauseLabel frame].size.height - ([pauseLabel frame].size.height * .5);
1250    width = [pauseLabel frame].size.width;
1251    height = [pauseLabel frame].size.height;
1252    [pauseLabel setFrame: NSMakeRect(xCoord, yCoord, width, height)];
1253    [cocoaView addSubview: pauseLabel];
1254}
1255
1256/* Removes the word pause from the screen */
1257- (void)removePause
1258{
1259    [pauseLabel removeFromSuperview];
1260}
1261
1262/* Restarts QEMU */
1263- (void)restartQEMU:(id)sender
1264{
1265    with_iothread_lock(^{
1266        qmp_system_reset(NULL);
1267    });
1268}
1269
1270/* Powers down QEMU */
1271- (void)powerDownQEMU:(id)sender
1272{
1273    with_iothread_lock(^{
1274        qmp_system_powerdown(NULL);
1275    });
1276}
1277
1278/* Ejects the media.
1279 * Uses sender's tag to figure out the device to eject.
1280 */
1281- (void)ejectDeviceMedia:(id)sender
1282{
1283    NSString * drive;
1284    drive = [sender representedObject];
1285    if(drive == nil) {
1286        NSBeep();
1287        QEMU_Alert(@"Failed to find drive to eject!");
1288        return;
1289    }
1290
1291    __block Error *err = NULL;
1292    with_iothread_lock(^{
1293        qmp_eject(true, [drive cStringUsingEncoding: NSASCIIStringEncoding],
1294                  false, NULL, false, false, &err);
1295    });
1296    handleAnyDeviceErrors(err);
1297}
1298
1299/* Displays a dialog box asking the user to select an image file to load.
1300 * Uses sender's represented object value to figure out which drive to use.
1301 */
1302- (void)changeDeviceMedia:(id)sender
1303{
1304    /* Find the drive name */
1305    NSString * drive;
1306    drive = [sender representedObject];
1307    if(drive == nil) {
1308        NSBeep();
1309        QEMU_Alert(@"Could not find drive!");
1310        return;
1311    }
1312
1313    /* Display the file open dialog */
1314    NSOpenPanel * openPanel;
1315    openPanel = [NSOpenPanel openPanel];
1316    [openPanel setCanChooseFiles: YES];
1317    [openPanel setAllowsMultipleSelection: NO];
1318    [openPanel setAllowedFileTypes: supportedImageFileTypes];
1319    if([openPanel runModal] == NSModalResponseOK) {
1320        NSString * file = [[[openPanel URLs] objectAtIndex: 0] path];
1321        if(file == nil) {
1322            NSBeep();
1323            QEMU_Alert(@"Failed to convert URL to file path!");
1324            return;
1325        }
1326
1327        __block Error *err = NULL;
1328        with_iothread_lock(^{
1329            qmp_blockdev_change_medium(true,
1330                                       [drive cStringUsingEncoding:
1331                                                  NSASCIIStringEncoding],
1332                                       false, NULL,
1333                                       [file cStringUsingEncoding:
1334                                                 NSASCIIStringEncoding],
1335                                       true, "raw",
1336                                       false, 0,
1337                                       &err);
1338        });
1339        handleAnyDeviceErrors(err);
1340    }
1341}
1342
1343/* Verifies if the user really wants to quit */
1344- (BOOL)verifyQuit
1345{
1346    NSAlert *alert = [NSAlert new];
1347    [alert autorelease];
1348    [alert setMessageText: @"Are you sure you want to quit QEMU?"];
1349    [alert addButtonWithTitle: @"Cancel"];
1350    [alert addButtonWithTitle: @"Quit"];
1351    if([alert runModal] == NSAlertSecondButtonReturn) {
1352        return YES;
1353    } else {
1354        return NO;
1355    }
1356}
1357
1358/* The action method for the About menu item */
1359- (IBAction) do_about_menu_item: (id) sender
1360{
1361    [about_window makeKeyAndOrderFront: nil];
1362}
1363
1364/* Create and display the about dialog */
1365- (void)make_about_window
1366{
1367    /* Make the window */
1368    int x = 0, y = 0, about_width = 400, about_height = 200;
1369    NSRect window_rect = NSMakeRect(x, y, about_width, about_height);
1370    about_window = [[NSWindow alloc] initWithContentRect:window_rect
1371                    styleMask:NSWindowStyleMaskTitled | NSWindowStyleMaskClosable |
1372                    NSWindowStyleMaskMiniaturizable
1373                    backing:NSBackingStoreBuffered
1374                    defer:NO];
1375    [about_window setTitle: @"About"];
1376    [about_window setReleasedWhenClosed: NO];
1377    [about_window center];
1378    NSView *superView = [about_window contentView];
1379
1380    /* Create the dimensions of the picture */
1381    int picture_width = 80, picture_height = 80;
1382    x = (about_width - picture_width)/2;
1383    y = about_height - picture_height - 10;
1384    NSRect picture_rect = NSMakeRect(x, y, picture_width, picture_height);
1385
1386    /* Get the path to the QEMU binary */
1387    NSString *binary_name = [NSString stringWithCString: gArgv[0]
1388                                      encoding: NSASCIIStringEncoding];
1389    binary_name = [binary_name lastPathComponent];
1390    NSString *program_path = [[NSString alloc] initWithFormat: @"%@/%@",
1391    [[NSBundle mainBundle] bundlePath], binary_name];
1392
1393    /* Make the picture of QEMU */
1394    NSImageView *picture_view = [[NSImageView alloc] initWithFrame:
1395                                                     picture_rect];
1396    NSImage *qemu_image = [[NSWorkspace sharedWorkspace] iconForFile:
1397                                                         program_path];
1398    [picture_view setImage: qemu_image];
1399    [picture_view setImageScaling: NSImageScaleProportionallyUpOrDown];
1400    [superView addSubview: picture_view];
1401
1402    /* Make the name label */
1403    x = 0;
1404    y = y - 25;
1405    int name_width = about_width, name_height = 20;
1406    NSRect name_rect = NSMakeRect(x, y, name_width, name_height);
1407    NSTextField *name_label = [[NSTextField alloc] initWithFrame: name_rect];
1408    [name_label setEditable: NO];
1409    [name_label setBezeled: NO];
1410    [name_label setDrawsBackground: NO];
1411    [name_label setAlignment: NSTextAlignmentCenter];
1412    NSString *qemu_name = [[NSString alloc] initWithCString: gArgv[0]
1413                                            encoding: NSASCIIStringEncoding];
1414    qemu_name = [qemu_name lastPathComponent];
1415    [name_label setStringValue: qemu_name];
1416    [superView addSubview: name_label];
1417
1418    /* Set the version label's attributes */
1419    x = 0;
1420    y = 50;
1421    int version_width = about_width, version_height = 20;
1422    NSRect version_rect = NSMakeRect(x, y, version_width, version_height);
1423    NSTextField *version_label = [[NSTextField alloc] initWithFrame:
1424                                                      version_rect];
1425    [version_label setEditable: NO];
1426    [version_label setBezeled: NO];
1427    [version_label setAlignment: NSTextAlignmentCenter];
1428    [version_label setDrawsBackground: NO];
1429
1430    /* Create the version string*/
1431    NSString *version_string;
1432    version_string = [[NSString alloc] initWithFormat:
1433    @"QEMU emulator version %s", QEMU_FULL_VERSION];
1434    [version_label setStringValue: version_string];
1435    [superView addSubview: version_label];
1436
1437    /* Make copyright label */
1438    x = 0;
1439    y = 35;
1440    int copyright_width = about_width, copyright_height = 20;
1441    NSRect copyright_rect = NSMakeRect(x, y, copyright_width, copyright_height);
1442    NSTextField *copyright_label = [[NSTextField alloc] initWithFrame:
1443                                                        copyright_rect];
1444    [copyright_label setEditable: NO];
1445    [copyright_label setBezeled: NO];
1446    [copyright_label setDrawsBackground: NO];
1447    [copyright_label setAlignment: NSTextAlignmentCenter];
1448    [copyright_label setStringValue: [NSString stringWithFormat: @"%s",
1449                                     QEMU_COPYRIGHT]];
1450    [superView addSubview: copyright_label];
1451}
1452
1453/* Used by the Speed menu items */
1454- (void)adjustSpeed:(id)sender
1455{
1456    int throttle_pct; /* throttle percentage */
1457    NSMenu *menu;
1458
1459    menu = [sender menu];
1460    if (menu != nil)
1461    {
1462        /* Unselect the currently selected item */
1463        for (NSMenuItem *item in [menu itemArray]) {
1464            if (item.state == NSControlStateValueOn) {
1465                [item setState: NSControlStateValueOff];
1466                break;
1467            }
1468        }
1469    }
1470
1471    // check the menu item
1472    [sender setState: NSControlStateValueOn];
1473
1474    // get the throttle percentage
1475    throttle_pct = [sender tag];
1476
1477    with_iothread_lock(^{
1478        cpu_throttle_set(throttle_pct);
1479    });
1480    COCOA_DEBUG("cpu throttling at %d%c\n", cpu_throttle_get_percentage(), '%');
1481}
1482
1483@end
1484
1485@interface QemuApplication : NSApplication
1486@end
1487
1488@implementation QemuApplication
1489- (void)sendEvent:(NSEvent *)event
1490{
1491    COCOA_DEBUG("QemuApplication: sendEvent\n");
1492    if (![cocoaView handleEvent:event]) {
1493        [super sendEvent: event];
1494    }
1495}
1496@end
1497
1498static void create_initial_menus(void)
1499{
1500    // Add menus
1501    NSMenu      *menu;
1502    NSMenuItem  *menuItem;
1503
1504    [NSApp setMainMenu:[[NSMenu alloc] init]];
1505
1506    // Application menu
1507    menu = [[NSMenu alloc] initWithTitle:@""];
1508    [menu addItemWithTitle:@"About QEMU" action:@selector(do_about_menu_item:) keyEquivalent:@""]; // About QEMU
1509    [menu addItem:[NSMenuItem separatorItem]]; //Separator
1510    [menu addItemWithTitle:@"Hide QEMU" action:@selector(hide:) keyEquivalent:@"h"]; //Hide QEMU
1511    menuItem = (NSMenuItem *)[menu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"]; // Hide Others
1512    [menuItem setKeyEquivalentModifierMask:(NSEventModifierFlagOption|NSEventModifierFlagCommand)];
1513    [menu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""]; // Show All
1514    [menu addItem:[NSMenuItem separatorItem]]; //Separator
1515    [menu addItemWithTitle:@"Quit QEMU" action:@selector(terminate:) keyEquivalent:@"q"];
1516    menuItem = [[NSMenuItem alloc] initWithTitle:@"Apple" action:nil keyEquivalent:@""];
1517    [menuItem setSubmenu:menu];
1518    [[NSApp mainMenu] addItem:menuItem];
1519    [NSApp performSelector:@selector(setAppleMenu:) withObject:menu]; // Workaround (this method is private since 10.4+)
1520
1521    // Machine menu
1522    menu = [[NSMenu alloc] initWithTitle: @"Machine"];
1523    [menu setAutoenablesItems: NO];
1524    [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Pause" action: @selector(pauseQEMU:) keyEquivalent: @""] autorelease]];
1525    menuItem = [[[NSMenuItem alloc] initWithTitle: @"Resume" action: @selector(resumeQEMU:) keyEquivalent: @""] autorelease];
1526    [menu addItem: menuItem];
1527    [menuItem setEnabled: NO];
1528    [menu addItem: [NSMenuItem separatorItem]];
1529    [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Reset" action: @selector(restartQEMU:) keyEquivalent: @""] autorelease]];
1530    [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Power Down" action: @selector(powerDownQEMU:) keyEquivalent: @""] autorelease]];
1531    menuItem = [[[NSMenuItem alloc] initWithTitle: @"Machine" action:nil keyEquivalent:@""] autorelease];
1532    [menuItem setSubmenu:menu];
1533    [[NSApp mainMenu] addItem:menuItem];
1534
1535    // View menu
1536    menu = [[NSMenu alloc] initWithTitle:@"View"];
1537    [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Enter Fullscreen" action:@selector(doToggleFullScreen:) keyEquivalent:@"f"] autorelease]]; // Fullscreen
1538    [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Zoom To Fit" action:@selector(zoomToFit:) keyEquivalent:@""] autorelease]];
1539    menuItem = [[[NSMenuItem alloc] initWithTitle:@"View" action:nil keyEquivalent:@""] autorelease];
1540    [menuItem setSubmenu:menu];
1541    [[NSApp mainMenu] addItem:menuItem];
1542
1543    // Speed menu
1544    menu = [[NSMenu alloc] initWithTitle:@"Speed"];
1545
1546    // Add the rest of the Speed menu items
1547    int p, percentage, throttle_pct;
1548    for (p = 10; p >= 0; p--)
1549    {
1550        percentage = p * 10 > 1 ? p * 10 : 1; // prevent a 0% menu item
1551
1552        menuItem = [[[NSMenuItem alloc]
1553                   initWithTitle: [NSString stringWithFormat: @"%d%%", percentage] action:@selector(adjustSpeed:) keyEquivalent:@""] autorelease];
1554
1555        if (percentage == 100) {
1556            [menuItem setState: NSControlStateValueOn];
1557        }
1558
1559        /* Calculate the throttle percentage */
1560        throttle_pct = -1 * percentage + 100;
1561
1562        [menuItem setTag: throttle_pct];
1563        [menu addItem: menuItem];
1564    }
1565    menuItem = [[[NSMenuItem alloc] initWithTitle:@"Speed" action:nil keyEquivalent:@""] autorelease];
1566    [menuItem setSubmenu:menu];
1567    [[NSApp mainMenu] addItem:menuItem];
1568
1569    // Window menu
1570    menu = [[NSMenu alloc] initWithTitle:@"Window"];
1571    [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"] autorelease]]; // Miniaturize
1572    menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease];
1573    [menuItem setSubmenu:menu];
1574    [[NSApp mainMenu] addItem:menuItem];
1575    [NSApp setWindowsMenu:menu];
1576
1577    // Help menu
1578    menu = [[NSMenu alloc] initWithTitle:@"Help"];
1579    [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"QEMU Documentation" action:@selector(showQEMUDoc:) keyEquivalent:@"?"] autorelease]]; // QEMU Help
1580    menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease];
1581    [menuItem setSubmenu:menu];
1582    [[NSApp mainMenu] addItem:menuItem];
1583}
1584
1585/* Returns a name for a given console */
1586static NSString * getConsoleName(QemuConsole * console)
1587{
1588    return [NSString stringWithFormat: @"%s", qemu_console_get_label(console)];
1589}
1590
1591/* Add an entry to the View menu for each console */
1592static void add_console_menu_entries(void)
1593{
1594    NSMenu *menu;
1595    NSMenuItem *menuItem;
1596    int index = 0;
1597
1598    menu = [[[NSApp mainMenu] itemWithTitle:@"View"] submenu];
1599
1600    [menu addItem:[NSMenuItem separatorItem]];
1601
1602    while (qemu_console_lookup_by_index(index) != NULL) {
1603        menuItem = [[[NSMenuItem alloc] initWithTitle: getConsoleName(qemu_console_lookup_by_index(index))
1604                                               action: @selector(displayConsole:) keyEquivalent: @""] autorelease];
1605        [menuItem setTag: index];
1606        [menu addItem: menuItem];
1607        index++;
1608    }
1609}
1610
1611/* Make menu items for all removable devices.
1612 * Each device is given an 'Eject' and 'Change' menu item.
1613 */
1614static void addRemovableDevicesMenuItems(void)
1615{
1616    NSMenu *menu;
1617    NSMenuItem *menuItem;
1618    BlockInfoList *currentDevice, *pointerToFree;
1619    NSString *deviceName;
1620
1621    currentDevice = qmp_query_block(NULL);
1622    pointerToFree = currentDevice;
1623    if(currentDevice == NULL) {
1624        NSBeep();
1625        QEMU_Alert(@"Failed to query for block devices!");
1626        return;
1627    }
1628
1629    menu = [[[NSApp mainMenu] itemWithTitle:@"Machine"] submenu];
1630
1631    // Add a separator between related groups of menu items
1632    [menu addItem:[NSMenuItem separatorItem]];
1633
1634    // Set the attributes to the "Removable Media" menu item
1635    NSString *titleString = @"Removable Media";
1636    NSMutableAttributedString *attString=[[NSMutableAttributedString alloc] initWithString:titleString];
1637    NSColor *newColor = [NSColor blackColor];
1638    NSFontManager *fontManager = [NSFontManager sharedFontManager];
1639    NSFont *font = [fontManager fontWithFamily:@"Helvetica"
1640                                          traits:NSBoldFontMask|NSItalicFontMask
1641                                          weight:0
1642                                            size:14];
1643    [attString addAttribute:NSFontAttributeName value:font range:NSMakeRange(0, [titleString length])];
1644    [attString addAttribute:NSForegroundColorAttributeName value:newColor range:NSMakeRange(0, [titleString length])];
1645    [attString addAttribute:NSUnderlineStyleAttributeName value:[NSNumber numberWithInt: 1] range:NSMakeRange(0, [titleString length])];
1646
1647    // Add the "Removable Media" menu item
1648    menuItem = [NSMenuItem new];
1649    [menuItem setAttributedTitle: attString];
1650    [menuItem setEnabled: NO];
1651    [menu addItem: menuItem];
1652
1653    /* Loop through all the block devices in the emulator */
1654    while (currentDevice) {
1655        deviceName = [[NSString stringWithFormat: @"%s", currentDevice->value->device] retain];
1656
1657        if(currentDevice->value->removable) {
1658            menuItem = [[NSMenuItem alloc] initWithTitle: [NSString stringWithFormat: @"Change %s...", currentDevice->value->device]
1659                                                  action: @selector(changeDeviceMedia:)
1660                                           keyEquivalent: @""];
1661            [menu addItem: menuItem];
1662            [menuItem setRepresentedObject: deviceName];
1663            [menuItem autorelease];
1664
1665            menuItem = [[NSMenuItem alloc] initWithTitle: [NSString stringWithFormat: @"Eject %s", currentDevice->value->device]
1666                                                  action: @selector(ejectDeviceMedia:)
1667                                           keyEquivalent: @""];
1668            [menu addItem: menuItem];
1669            [menuItem setRepresentedObject: deviceName];
1670            [menuItem autorelease];
1671        }
1672        currentDevice = currentDevice->next;
1673    }
1674    qapi_free_BlockInfoList(pointerToFree);
1675}
1676
1677/*
1678 * The startup process for the OSX/Cocoa UI is complicated, because
1679 * OSX insists that the UI runs on the initial main thread, and so we
1680 * need to start a second thread which runs the vl.c qemu_main():
1681 *
1682 * Initial thread:                    2nd thread:
1683 * in main():
1684 *  create qemu-main thread
1685 *  wait on display_init semaphore
1686 *                                    call qemu_main()
1687 *                                    ...
1688 *                                    in cocoa_display_init():
1689 *                                     post the display_init semaphore
1690 *                                     wait on app_started semaphore
1691 *  create application, menus, etc
1692 *  enter OSX run loop
1693 * in applicationDidFinishLaunching:
1694 *  post app_started semaphore
1695 *                                     tell main thread to fullscreen if needed
1696 *                                    [...]
1697 *                                    run qemu main-loop
1698 *
1699 * We do this in two stages so that we don't do the creation of the
1700 * GUI application menus and so on for command line options like --help
1701 * where we want to just print text to stdout and exit immediately.
1702 */
1703
1704static void *call_qemu_main(void *opaque)
1705{
1706    int status;
1707
1708    COCOA_DEBUG("Second thread: calling qemu_main()\n");
1709    status = qemu_main(gArgc, gArgv, *_NSGetEnviron());
1710    COCOA_DEBUG("Second thread: qemu_main() returned, exiting\n");
1711    exit(status);
1712}
1713
1714int main (int argc, const char * argv[]) {
1715    QemuThread thread;
1716
1717    COCOA_DEBUG("Entered main()\n");
1718    gArgc = argc;
1719    gArgv = (char **)argv;
1720
1721    qemu_sem_init(&display_init_sem, 0);
1722    qemu_sem_init(&app_started_sem, 0);
1723
1724    qemu_thread_create(&thread, "qemu_main", call_qemu_main,
1725                       NULL, QEMU_THREAD_DETACHED);
1726
1727    COCOA_DEBUG("Main thread: waiting for display_init_sem\n");
1728    qemu_sem_wait(&display_init_sem);
1729    COCOA_DEBUG("Main thread: initializing app\n");
1730
1731    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1732
1733    // Pull this console process up to being a fully-fledged graphical
1734    // app with a menubar and Dock icon
1735    ProcessSerialNumber psn = { 0, kCurrentProcess };
1736    TransformProcessType(&psn, kProcessTransformToForegroundApplication);
1737
1738    [QemuApplication sharedApplication];
1739
1740    create_initial_menus();
1741
1742    /*
1743     * Create the menu entries which depend on QEMU state (for consoles
1744     * and removeable devices). These make calls back into QEMU functions,
1745     * which is OK because at this point we know that the second thread
1746     * holds the iothread lock and is synchronously waiting for us to
1747     * finish.
1748     */
1749    add_console_menu_entries();
1750    addRemovableDevicesMenuItems();
1751
1752    // Create an Application controller
1753    QemuCocoaAppController *appController = [[QemuCocoaAppController alloc] init];
1754    [NSApp setDelegate:appController];
1755
1756    // Start the main event loop
1757    COCOA_DEBUG("Main thread: entering OSX run loop\n");
1758    [NSApp run];
1759    COCOA_DEBUG("Main thread: left OSX run loop, exiting\n");
1760
1761    [appController release];
1762    [pool release];
1763
1764    return 0;
1765}
1766
1767
1768
1769#pragma mark qemu
1770static void cocoa_update(DisplayChangeListener *dcl,
1771                         int x, int y, int w, int h)
1772{
1773    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1774
1775    COCOA_DEBUG("qemu_cocoa: cocoa_update\n");
1776
1777    dispatch_async(dispatch_get_main_queue(), ^{
1778        NSRect rect;
1779        if ([cocoaView cdx] == 1.0) {
1780            rect = NSMakeRect(x, [cocoaView gscreen].height - y - h, w, h);
1781        } else {
1782            rect = NSMakeRect(
1783                x * [cocoaView cdx],
1784                ([cocoaView gscreen].height - y - h) * [cocoaView cdy],
1785                w * [cocoaView cdx],
1786                h * [cocoaView cdy]);
1787        }
1788        [cocoaView setNeedsDisplayInRect:rect];
1789    });
1790
1791    [pool release];
1792}
1793
1794static void cocoa_switch(DisplayChangeListener *dcl,
1795                         DisplaySurface *surface)
1796{
1797    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1798    pixman_image_t *image = surface->image;
1799
1800    COCOA_DEBUG("qemu_cocoa: cocoa_switch\n");
1801
1802    // The DisplaySurface will be freed as soon as this callback returns.
1803    // We take a reference to the underlying pixman image here so it does
1804    // not disappear from under our feet; the switchSurface method will
1805    // deref the old image when it is done with it.
1806    pixman_image_ref(image);
1807
1808    dispatch_async(dispatch_get_main_queue(), ^{
1809        [cocoaView switchSurface:image];
1810    });
1811    [pool release];
1812}
1813
1814static void cocoa_refresh(DisplayChangeListener *dcl)
1815{
1816    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1817
1818    COCOA_DEBUG("qemu_cocoa: cocoa_refresh\n");
1819    graphic_hw_update(NULL);
1820
1821    if (qemu_input_is_absolute()) {
1822        dispatch_async(dispatch_get_main_queue(), ^{
1823            if (![cocoaView isAbsoluteEnabled]) {
1824                if ([cocoaView isMouseGrabbed]) {
1825                    [cocoaView ungrabMouse];
1826                }
1827            }
1828            [cocoaView setAbsoluteEnabled:YES];
1829        });
1830    }
1831    [pool release];
1832}
1833
1834static void cocoa_cleanup(void)
1835{
1836    COCOA_DEBUG("qemu_cocoa: cocoa_cleanup\n");
1837    g_free(dcl);
1838}
1839
1840static const DisplayChangeListenerOps dcl_ops = {
1841    .dpy_name          = "cocoa",
1842    .dpy_gfx_update = cocoa_update,
1843    .dpy_gfx_switch = cocoa_switch,
1844    .dpy_refresh = cocoa_refresh,
1845};
1846
1847static void cocoa_display_init(DisplayState *ds, DisplayOptions *opts)
1848{
1849    COCOA_DEBUG("qemu_cocoa: cocoa_display_init\n");
1850
1851    /* Tell main thread to go ahead and create the app and enter the run loop */
1852    qemu_sem_post(&display_init_sem);
1853    qemu_sem_wait(&app_started_sem);
1854    COCOA_DEBUG("cocoa_display_init: app start completed\n");
1855
1856    /* if fullscreen mode is to be used */
1857    if (opts->has_full_screen && opts->full_screen) {
1858        dispatch_async(dispatch_get_main_queue(), ^{
1859            [NSApp activateIgnoringOtherApps: YES];
1860            [(QemuCocoaAppController *)[[NSApplication sharedApplication] delegate] toggleFullScreen: nil];
1861        });
1862    }
1863
1864    dcl = g_malloc0(sizeof(DisplayChangeListener));
1865
1866    // register vga output callbacks
1867    dcl->ops = &dcl_ops;
1868    register_displaychangelistener(dcl);
1869
1870    // register cleanup function
1871    atexit(cocoa_cleanup);
1872}
1873
1874static QemuDisplay qemu_display_cocoa = {
1875    .type       = DISPLAY_TYPE_COCOA,
1876    .init       = cocoa_display_init,
1877};
1878
1879static void register_cocoa(void)
1880{
1881    qemu_display_register(&qemu_display_cocoa);
1882}
1883
1884type_init(register_cocoa);
1885