Archipelago » qemu

/*

 * QEMU Cocoa CG display driver

 *

 * Copyright (c) 2008 Mike Kronenberg

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to deal

 * in the Software without restriction, including without limitation the rights

 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

 * copies of the Software, and to permit persons to whom the Software is

 * furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL

 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

 * THE SOFTWARE.

 */

#import <Cocoa/Cocoa.h>

#include <crt_externs.h>

#include "qemu-common.h"

#include "ui/console.h"

#include "sysemu/sysemu.h"

#ifndef MAC_OS_X_VERSION_10_4

#define MAC_OS_X_VERSION_10_4 1040

#endif

#ifndef MAC_OS_X_VERSION_10_5

#define MAC_OS_X_VERSION_10_5 1050

#endif

#ifndef MAC_OS_X_VERSION_10_6

#define MAC_OS_X_VERSION_10_6 1060

#endif

//#define DEBUG

#ifdef DEBUG

#define COCOA_DEBUG(...)  { (void) fprintf (stdout, __VA_ARGS__); }

#else

#define COCOA_DEBUG(...)  ((void) 0)

#endif

#define cgrect(nsrect) (*(CGRect *)&(nsrect))

#define COCOA_MOUSE_EVENT \

        if (isTabletEnabled) { \

            kbd_mouse_event((int)(p.x * 0x7FFF / (screen.width - 1)), (int)((screen.height - p.y) * 0x7FFF / (screen.height - 1)), 0, buttons); \

        } else if (isMouseGrabbed) { \

            kbd_mouse_event((int)[event deltaX], (int)[event deltaY], 0, buttons); \

        } else { \

            [NSApp sendEvent:event]; \

        }

typedef struct {

    int width;

    int height;

    int bitsPerComponent;

    int bitsPerPixel;

} QEMUScreen;

NSWindow *normalWindow;

static DisplayChangeListener *dcl;

int gArgc;

char **gArgv;

// keymap conversion

int keymap[] =

{

//  SdlI    macI    macH    SdlH    104xtH  104xtC  sdl

    30, //  0       0x00    0x1e            A       QZ_a

    31, //  1       0x01    0x1f            S       QZ_s

    32, //  2       0x02    0x20            D       QZ_d

    33, //  3       0x03    0x21            F       QZ_f

    35, //  4       0x04    0x23            H       QZ_h

    34, //  5       0x05    0x22            G       QZ_g

    44, //  6       0x06    0x2c            Z       QZ_z

    45, //  7       0x07    0x2d            X       QZ_x

    46, //  8       0x08    0x2e            C       QZ_c

    47, //  9       0x09    0x2f            V       QZ_v

    0,  //  10      0x0A    Undefined

    48, //  11      0x0B    0x30            B       QZ_b

    16, //  12      0x0C    0x10            Q       QZ_q

    17, //  13      0x0D    0x11            W       QZ_w

    18, //  14      0x0E    0x12            E       QZ_e

    19, //  15      0x0F    0x13            R       QZ_r

    21, //  16      0x10    0x15            Y       QZ_y

    20, //  17      0x11    0x14            T       QZ_t

    2,  //  18      0x12    0x02            1       QZ_1

    3,  //  19      0x13    0x03            2       QZ_2

    4,  //  20      0x14    0x04            3       QZ_3

    5,  //  21      0x15    0x05            4       QZ_4

    7,  //  22      0x16    0x07            6       QZ_6

    6,  //  23      0x17    0x06            5       QZ_5

    13, //  24      0x18    0x0d            =       QZ_EQUALS

    10, //  25      0x19    0x0a            9       QZ_9

    8,  //  26      0x1A    0x08            7       QZ_7

    12, //  27      0x1B    0x0c            -       QZ_MINUS

    9,  //  28      0x1C    0x09            8       QZ_8

    11, //  29      0x1D    0x0b            0       QZ_0

    27, //  30      0x1E    0x1b            ]       QZ_RIGHTBRACKET

    24, //  31      0x1F    0x18            O       QZ_o

    22, //  32      0x20    0x16            U       QZ_u

    26, //  33      0x21    0x1a            [       QZ_LEFTBRACKET

    23, //  34      0x22    0x17            I       QZ_i

    25, //  35      0x23    0x19            P       QZ_p

    28, //  36      0x24    0x1c            ENTER   QZ_RETURN

    38, //  37      0x25    0x26            L       QZ_l

    36, //  38      0x26    0x24            J       QZ_j

    40, //  39      0x27    0x28            '       QZ_QUOTE

    37, //  40      0x28    0x25            K       QZ_k

    39, //  41      0x29    0x27            ;       QZ_SEMICOLON

    43, //  42      0x2A    0x2b            \       QZ_BACKSLASH

    51, //  43      0x2B    0x33            ,       QZ_COMMA

    53, //  44      0x2C    0x35            /       QZ_SLASH

    49, //  45      0x2D    0x31            N       QZ_n

    50, //  46      0x2E    0x32            M       QZ_m

    52, //  47      0x2F    0x34            .       QZ_PERIOD

    15, //  48      0x30    0x0f            TAB     QZ_TAB

    57, //  49      0x31    0x39            SPACE   QZ_SPACE

    41, //  50      0x32    0x29            `       QZ_BACKQUOTE

    14, //  51      0x33    0x0e            BKSP    QZ_BACKSPACE

    0,  //  52      0x34    Undefined

    1,  //  53      0x35    0x01            ESC     QZ_ESCAPE

    220, // 54      0x36    0xdc    E0,5C   R GUI   QZ_RMETA

    219, // 55      0x37    0xdb    E0,5B   L GUI   QZ_LMETA

    42, //  56      0x38    0x2a            L SHFT  QZ_LSHIFT

    58, //  57      0x39    0x3a            CAPS    QZ_CAPSLOCK

    56, //  58      0x3A    0x38            L ALT   QZ_LALT

    29, //  59      0x3B    0x1d            L CTRL  QZ_LCTRL

    54, //  60      0x3C    0x36            R SHFT  QZ_RSHIFT

    184,//  61      0x3D    0xb8    E0,38   R ALT   QZ_RALT

    157,//  62      0x3E    0x9d    E0,1D   R CTRL  QZ_RCTRL

    0,  //  63      0x3F    Undefined

    0,  //  64      0x40    Undefined

    0,  //  65      0x41    Undefined

    0,  //  66      0x42    Undefined

    55, //  67      0x43    0x37            KP *    QZ_KP_MULTIPLY

    0,  //  68      0x44    Undefined

    78, //  69      0x45    0x4e            KP +    QZ_KP_PLUS

    0,  //  70      0x46    Undefined

    69, //  71      0x47    0x45            NUM     QZ_NUMLOCK

    0,  //  72      0x48    Undefined

    0,  //  73      0x49    Undefined

    0,  //  74      0x4A    Undefined

    181,//  75      0x4B    0xb5    E0,35   KP /    QZ_KP_DIVIDE

    152,//  76      0x4C    0x9c    E0,1C   KP EN   QZ_KP_ENTER

    0,  //  77      0x4D    undefined

    74, //  78      0x4E    0x4a            KP -    QZ_KP_MINUS

    0,  //  79      0x4F    Undefined

    0,  //  80      0x50    Undefined

    0,  //  81      0x51                            QZ_KP_EQUALS

    82, //  82      0x52    0x52            KP 0    QZ_KP0

    79, //  83      0x53    0x4f            KP 1    QZ_KP1

    80, //  84      0x54    0x50            KP 2    QZ_KP2

    81, //  85      0x55    0x51            KP 3    QZ_KP3

    75, //  86      0x56    0x4b            KP 4    QZ_KP4

    76, //  87      0x57    0x4c            KP 5    QZ_KP5

    77, //  88      0x58    0x4d            KP 6    QZ_KP6

    71, //  89      0x59    0x47            KP 7    QZ_KP7

    0,  //  90      0x5A    Undefined

    72, //  91      0x5B    0x48            KP 8    QZ_KP8

    73, //  92      0x5C    0x49            KP 9    QZ_KP9

    0,  //  93      0x5D    Undefined

    0,  //  94      0x5E    Undefined

    0,  //  95      0x5F    Undefined

    63, //  96      0x60    0x3f            F5      QZ_F5

    64, //  97      0x61    0x40            F6      QZ_F6

    65, //  98      0x62    0x41            F7      QZ_F7

    61, //  99      0x63    0x3d            F3      QZ_F3

    66, //  100     0x64    0x42            F8      QZ_F8

    67, //  101     0x65    0x43            F9      QZ_F9

    0,  //  102     0x66    Undefined

    87, //  103     0x67    0x57            F11     QZ_F11

    0,  //  104     0x68    Undefined

    183,//  105     0x69    0xb7                    QZ_PRINT

    0,  //  106     0x6A    Undefined

    70, //  107     0x6B    0x46            SCROLL  QZ_SCROLLOCK

    0,  //  108     0x6C    Undefined

    68, //  109     0x6D    0x44            F10     QZ_F10

    0,  //  110     0x6E    Undefined

    88, //  111     0x6F    0x58            F12     QZ_F12

    0,  //  112     0x70    Undefined

    110,//  113     0x71    0x0                     QZ_PAUSE

    210,//  114     0x72    0xd2    E0,52   INSERT  QZ_INSERT

    199,//  115     0x73    0xc7    E0,47   HOME    QZ_HOME

    201,//  116     0x74    0xc9    E0,49   PG UP   QZ_PAGEUP

    211,//  117     0x75    0xd3    E0,53   DELETE  QZ_DELETE

    62, //  118     0x76    0x3e            F4      QZ_F4

    207,//  119     0x77    0xcf    E0,4f   END     QZ_END

    60, //  120     0x78    0x3c            F2      QZ_F2

    209,//  121     0x79    0xd1    E0,51   PG DN   QZ_PAGEDOWN

    59, //  122     0x7A    0x3b            F1      QZ_F1

    203,//  123     0x7B    0xcb    e0,4B   L ARROW QZ_LEFT

    205,//  124     0x7C    0xcd    e0,4D   R ARROW QZ_RIGHT

    208,//  125     0x7D    0xd0    E0,50   D ARROW QZ_DOWN

    200,//  126     0x7E    0xc8    E0,48   U ARROW QZ_UP

/* completed according to http://www.libsdl.org/cgi/cvsweb.cgi/SDL12/src/video/quartz/SDL_QuartzKeys.h?rev=1.6&content-type=text/x-cvsweb-markup */

/* Additional 104 Key XP-Keyboard Scancodes from http://www.computer-engineering.org/ps2keyboard/scancodes1.html */

/*

    221 //          0xdd            e0,5d   APPS

        //              E0,2A,E0,37         PRNT SCRN

        //              E1,1D,45,E1,9D,C5   PAUSE

    83  //          0x53    0x53            KP .

// ACPI Scan Codes

    222 //          0xde            E0, 5E  Power

    223 //          0xdf            E0, 5F  Sleep

    227 //          0xe3            E0, 63  Wake

// Windows Multimedia Scan Codes

    153 //          0x99            E0, 19  Next Track

    144 //          0x90            E0, 10  Previous Track

    164 //          0xa4            E0, 24  Stop

    162 //          0xa2            E0, 22  Play/Pause

    160 //          0xa0            E0, 20  Mute

    176 //          0xb0            E0, 30  Volume Up

    174 //          0xae            E0, 2E  Volume Down

    237 //          0xed            E0, 6D  Media Select

    236 //          0xec            E0, 6C  E-Mail

    161 //          0xa1            E0, 21  Calculator

    235 //          0xeb            E0, 6B  My Computer

    229 //          0xe5            E0, 65  WWW Search

    178 //          0xb2            E0, 32  WWW Home

    234 //          0xea            E0, 6A  WWW Back

    233 //          0xe9            E0, 69  WWW Forward

    232 //          0xe8            E0, 68  WWW Stop

    231 //          0xe7            E0, 67  WWW Refresh

    230 //          0xe6            E0, 66  WWW Favorites

*/

};

static int cocoa_keycode_to_qemu(int keycode)

{

    if (ARRAY_SIZE(keymap) <= keycode) {

        fprintf(stderr, "(cocoa) warning unknown keycode 0x%x\n", keycode);

        return 0;

    }

    return keymap[keycode];

}

/*

 ------------------------------------------------------

    QemuCocoaView

 ------------------------------------------------------

*/

@interface QemuCocoaView : NSView

{

    QEMUScreen screen;

    NSWindow *fullScreenWindow;

    float cx,cy,cw,ch,cdx,cdy;

    CGDataProviderRef dataProviderRef;

    int modifiers_state[256];

    BOOL isMouseGrabbed;

    BOOL isFullscreen;

    BOOL isAbsoluteEnabled;

    BOOL isTabletEnabled;

}

- (void) switchSurface:(DisplaySurface *)surface;

- (void) grabMouse;

- (void) ungrabMouse;

- (void) toggleFullScreen:(id)sender;

- (void) handleEvent:(NSEvent *)event;

- (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled;

- (BOOL) isMouseGrabbed;

- (BOOL) isAbsoluteEnabled;

- (float) cdx;

- (float) cdy;

- (QEMUScreen) gscreen;

@end

QemuCocoaView *cocoaView;

@implementation QemuCocoaView

- (id)initWithFrame:(NSRect)frameRect

{

    COCOA_DEBUG("QemuCocoaView: initWithFrame\n");

    self = [super initWithFrame:frameRect];

    if (self) {

        screen.bitsPerComponent = 8;

        screen.bitsPerPixel = 32;

        screen.width = frameRect.size.width;

        screen.height = frameRect.size.height;

    }

    return self;

}

- (void) dealloc

{

    COCOA_DEBUG("QemuCocoaView: dealloc\n");

    if (dataProviderRef)

        CGDataProviderRelease(dataProviderRef);

    [super dealloc];

}

- (BOOL) isOpaque

{

    return YES;

}

- (void) drawRect:(NSRect) rect

{

    COCOA_DEBUG("QemuCocoaView: drawRect\n");

    // get CoreGraphic context

    CGContextRef viewContextRef = [[NSGraphicsContext currentContext] graphicsPort];

    CGContextSetInterpolationQuality (viewContextRef, kCGInterpolationNone);

    CGContextSetShouldAntialias (viewContextRef, NO);

    // draw screen bitmap directly to Core Graphics context

    if (!dataProviderRef) {

        // Draw request before any guest device has set up a framebuffer:

        // just draw an opaque black rectangle

        CGContextSetRGBFillColor(viewContextRef, 0, 0, 0, 1.0);

        CGContextFillRect(viewContextRef, NSRectToCGRect(rect));

    } else {

        CGImageRef imageRef = CGImageCreate(

            screen.width, //width

            screen.height, //height

            screen.bitsPerComponent, //bitsPerComponent

            screen.bitsPerPixel, //bitsPerPixel

            (screen.width * (screen.bitsPerComponent/2)), //bytesPerRow

#ifdef __LITTLE_ENDIAN__

            CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB), //colorspace for OS X >= 10.4

            kCGBitmapByteOrder32Little | kCGImageAlphaNoneSkipFirst,

#else

            CGColorSpaceCreateDeviceRGB(), //colorspace for OS X < 10.4 (actually ppc)

            kCGImageAlphaNoneSkipFirst, //bitmapInfo

#endif

            dataProviderRef, //provider

            NULL, //decode

            0, //interpolate

            kCGRenderingIntentDefault //intent

        );

// test if host supports "CGImageCreateWithImageInRect" at compile time

#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4)

        if (CGImageCreateWithImageInRect == NULL) { // test if "CGImageCreateWithImageInRect" is supported on host at runtime

#endif

            // compatibility drawing code (draws everything) (OS X < 10.4)

            CGContextDrawImage (viewContextRef, CGRectMake(0, 0, [self bounds].size.width, [self bounds].size.height), imageRef);

#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4)

        } else {

            // selective drawing code (draws only dirty rectangles) (OS X >= 10.4)

            const NSRect *rectList;

#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)

            NSInteger rectCount;

#else

            int rectCount;

#endif

            int i;

            CGImageRef clipImageRef;

            CGRect clipRect;

            [self getRectsBeingDrawn:&rectList count:&rectCount];

            for (i = 0; i < rectCount; i++) {

                clipRect.origin.x = rectList[i].origin.x / cdx;

                clipRect.origin.y = (float)screen.height - (rectList[i].origin.y + rectList[i].size.height) / cdy;

                clipRect.size.width = rectList[i].size.width / cdx;

                clipRect.size.height = rectList[i].size.height / cdy;

                clipImageRef = CGImageCreateWithImageInRect(

                    imageRef,

                    clipRect

                );

                CGContextDrawImage (viewContextRef, cgrect(rectList[i]), clipImageRef);

                CGImageRelease (clipImageRef);

            }

        }

#endif

        CGImageRelease (imageRef);

    }

}

- (void) setContentDimensions

{

    COCOA_DEBUG("QemuCocoaView: setContentDimensions\n");

    if (isFullscreen) {

        cdx = [[NSScreen mainScreen] frame].size.width / (float)screen.width;

        cdy = [[NSScreen mainScreen] frame].size.height / (float)screen.height;

        cw = screen.width * cdx;

        ch = screen.height * cdy;

        cx = ([[NSScreen mainScreen] frame].size.width - cw) / 2.0;

        cy = ([[NSScreen mainScreen] frame].size.height - ch) / 2.0;

    } else {

        cx = 0;

        cy = 0;

        cw = screen.width;

        ch = screen.height;

        cdx = 1.0;

        cdy = 1.0;

    }

}

- (void) switchSurface:(DisplaySurface *)surface

{

    COCOA_DEBUG("QemuCocoaView: switchSurface\n");

    int w = surface_width(surface);

    int h = surface_height(surface);

    bool isResize = (w != screen.width || h != screen.height);

    int oldh = screen.height;

    if (isResize) {

        // Resize before we trigger the redraw, or we'll redraw at the wrong size

        COCOA_DEBUG("switchSurface: new size %d x %d\n", w, h);

        screen.width = w;

        screen.height = h;

        [self setContentDimensions];

        [self setFrame:NSMakeRect(cx, cy, cw, ch)];

    }

    // update screenBuffer

    if (dataProviderRef)

        CGDataProviderRelease(dataProviderRef);

    //sync host window color space with guests

	screen.bitsPerPixel = surface_bits_per_pixel(surface);

	screen.bitsPerComponent = surface_bytes_per_pixel(surface) * 2;

    dataProviderRef = CGDataProviderCreateWithData(NULL, surface_data(surface), w * 4 * h, NULL);

    // update windows

    if (isFullscreen) {

        [[fullScreenWindow contentView] setFrame:[[NSScreen mainScreen] frame]];

        [normalWindow setFrame:NSMakeRect([normalWindow frame].origin.x, [normalWindow frame].origin.y - h + oldh, w, h + [normalWindow frame].size.height - oldh) display:NO animate:NO];

    } else {

        if (qemu_name)

            [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s", qemu_name]];

        [normalWindow setFrame:NSMakeRect([normalWindow frame].origin.x, [normalWindow frame].origin.y - h + oldh, w, h + [normalWindow frame].size.height - oldh) display:YES animate:NO];

    }

    if (isResize) {

        [normalWindow center];

    }

}

- (void) toggleFullScreen:(id)sender

{

    COCOA_DEBUG("QemuCocoaView: toggleFullScreen\n");

    if (isFullscreen) { // switch from fullscreen to desktop

        isFullscreen = FALSE;

        [self ungrabMouse];

        [self setContentDimensions];

// test if host supports "exitFullScreenModeWithOptions" at compile time

#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)

        if ([NSView respondsToSelector:@selector(exitFullScreenModeWithOptions:)]) { // test if "exitFullScreenModeWithOptions" is supported on host at runtime

            [self exitFullScreenModeWithOptions:nil];

        } else {

#endif

            [fullScreenWindow close];

            [normalWindow setContentView: self];

            [normalWindow makeKeyAndOrderFront: self];

            [NSMenu setMenuBarVisible:YES];

#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)

        }

#endif

    } else { // switch from desktop to fullscreen

        isFullscreen = TRUE;

        [self grabMouse];

        [self setContentDimensions];

// test if host supports "enterFullScreenMode:withOptions" at compile time

#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)

        if ([NSView respondsToSelector:@selector(enterFullScreenMode:withOptions:)]) { // test if "enterFullScreenMode:withOptions" is supported on host at runtime

            [self enterFullScreenMode:[NSScreen mainScreen] withOptions:[NSDictionary dictionaryWithObjectsAndKeys:

                [NSNumber numberWithBool:NO], NSFullScreenModeAllScreens,

                [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithBool:NO], kCGDisplayModeIsStretched, nil], NSFullScreenModeSetting,

                 nil]];

        } else {

#endif

            [NSMenu setMenuBarVisible:NO];

            fullScreenWindow = [[NSWindow alloc] initWithContentRect:[[NSScreen mainScreen] frame]

                styleMask:NSBorderlessWindowMask

                backing:NSBackingStoreBuffered

                defer:NO];

            [fullScreenWindow setHasShadow:NO];

            [fullScreenWindow setContentView:self];

            [fullScreenWindow makeKeyAndOrderFront:self];

#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)

        }

#endif

    }

}

- (void) handleEvent:(NSEvent *)event

{

    COCOA_DEBUG("QemuCocoaView: handleEvent\n");

    int buttons = 0;

    int keycode;

    NSPoint p = [event locationInWindow];

    switch ([event type]) {

        case NSFlagsChanged:

            keycode = cocoa_keycode_to_qemu([event keyCode]);

            if ((keycode == 219 || keycode == 220) && !isMouseGrabbed) {

              /* Don't pass command key changes to guest unless mouse is grabbed */

              keycode = 0;

            }

            if (keycode) {

                if (keycode == 58 || keycode == 69) { // emulate caps lock and num lock keydown and keyup

                    kbd_put_keycode(keycode);

                    kbd_put_keycode(keycode | 0x80);

                } else if (qemu_console_is_graphic(NULL)) {

                    if (keycode & 0x80)

                        kbd_put_keycode(0xe0);

                    if (modifiers_state[keycode] == 0) { // keydown

                        kbd_put_keycode(keycode & 0x7f);

                        modifiers_state[keycode] = 1;

                    } else { // keyup

                        kbd_put_keycode(keycode | 0x80);

                        modifiers_state[keycode] = 0;

                    }

                }

            }

            // release Mouse grab when pressing ctrl+alt

            if (!isFullscreen && ([event modifierFlags] & NSControlKeyMask) && ([event modifierFlags] & NSAlternateKeyMask)) {

                [self ungrabMouse];

            }

            break;

        case NSKeyDown:

            keycode = cocoa_keycode_to_qemu([event keyCode]);

            // forward command key combos to the host UI unless the mouse is grabbed

            if (!isMouseGrabbed && ([event modifierFlags] & NSCommandKeyMask)) {

                [NSApp sendEvent:event];

                return;

            }

            // default

            // handle control + alt Key Combos (ctrl+alt is reserved for QEMU)

            if (([event modifierFlags] & NSControlKeyMask) && ([event modifierFlags] & NSAlternateKeyMask)) {

                switch (keycode) {

                    // enable graphic console

                    case 0x02 ... 0x0a: // '1' to '9' keys

                        console_select(keycode - 0x02);

                        break;

                }

            // handle keys for graphic console

            } else if (qemu_console_is_graphic(NULL)) {

                if (keycode & 0x80) //check bit for e0 in front

                    kbd_put_keycode(0xe0);

                kbd_put_keycode(keycode & 0x7f); //remove e0 bit in front

            // handlekeys for Monitor

            } else {

                int keysym = 0;

                switch([event keyCode]) {

                case 115:

                    keysym = QEMU_KEY_HOME;

                    break;

                case 117:

                    keysym = QEMU_KEY_DELETE;

                    break;

                case 119:

                    keysym = QEMU_KEY_END;

                    break;

                case 123:

                    keysym = QEMU_KEY_LEFT;

                    break;

                case 124:

                    keysym = QEMU_KEY_RIGHT;

                    break;

                case 125:

                    keysym = QEMU_KEY_DOWN;

                    break;

                case 126:

                    keysym = QEMU_KEY_UP;

                    break;

                default:

                    {

                        NSString *ks = [event characters];

                        if ([ks length] > 0)

                            keysym = [ks characterAtIndex:0];

                    }

                }

                if (keysym)

                    kbd_put_keysym(keysym);

            }

            break;

        case NSKeyUp:

            keycode = cocoa_keycode_to_qemu([event keyCode]);

            // don't pass the guest a spurious key-up if we treated this

            // command-key combo as a host UI action

            if (!isMouseGrabbed && ([event modifierFlags] & NSCommandKeyMask)) {

                return;

            }

            if (qemu_console_is_graphic(NULL)) {

                if (keycode & 0x80)

                    kbd_put_keycode(0xe0);

                kbd_put_keycode(keycode | 0x80); //add 128 to signal release of key

            }

            break;

        case NSMouseMoved:

            if (isAbsoluteEnabled) {

                if (p.x < 0 || p.x > screen.width || p.y < 0 || p.y > screen.height || ![[self window] isKeyWindow]) {

                    if (isTabletEnabled) { // if we leave the window, deactivate the tablet

                        [NSCursor unhide];

                        isTabletEnabled = FALSE;

                    }

                } else {

                    if (!isTabletEnabled) { // if we enter the window, activate the tablet

                        [NSCursor hide];

                        isTabletEnabled = TRUE;

                    }

                }

            }

            COCOA_MOUSE_EVENT

            break;

        case NSLeftMouseDown:

            if ([event modifierFlags] & NSCommandKeyMask) {

                buttons |= MOUSE_EVENT_RBUTTON;

            } else {

                buttons |= MOUSE_EVENT_LBUTTON;

            }

            COCOA_MOUSE_EVENT

            break;

        case NSRightMouseDown:

            buttons |= MOUSE_EVENT_RBUTTON;

            COCOA_MOUSE_EVENT

            break;

        case NSOtherMouseDown:

            buttons |= MOUSE_EVENT_MBUTTON;

            COCOA_MOUSE_EVENT

            break;

        case NSLeftMouseDragged:

            if ([event modifierFlags] & NSCommandKeyMask) {

                buttons |= MOUSE_EVENT_RBUTTON;

            } else {

                buttons |= MOUSE_EVENT_LBUTTON;

            }

            COCOA_MOUSE_EVENT

            break;

        case NSRightMouseDragged:

            buttons |= MOUSE_EVENT_RBUTTON;

            COCOA_MOUSE_EVENT

            break;

        case NSOtherMouseDragged:

            buttons |= MOUSE_EVENT_MBUTTON;

            COCOA_MOUSE_EVENT

            break;

        case NSLeftMouseUp:

            if (isTabletEnabled) {

                    COCOA_MOUSE_EVENT

            } else if (!isMouseGrabbed) {

                if (p.x > -1 && p.x < screen.width && p.y > -1 && p.y < screen.height) {

                    [self grabMouse];

                } else {

                    [NSApp sendEvent:event];

                }

            } else {

                COCOA_MOUSE_EVENT

            }

            break;

        case NSRightMouseUp:

            COCOA_MOUSE_EVENT

            break;

        case NSOtherMouseUp:

            COCOA_MOUSE_EVENT

            break;

        case NSScrollWheel:

            if (isTabletEnabled || isMouseGrabbed) {

                kbd_mouse_event(0, 0, -[event deltaY], 0);

            } else {

                [NSApp sendEvent:event];

            }

            break;

        default:

            [NSApp sendEvent:event];

    }

}

- (void) grabMouse

{

    COCOA_DEBUG("QemuCocoaView: grabMouse\n");

    if (!isFullscreen) {

        if (qemu_name)

            [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s - (Press ctrl + alt to release Mouse)", qemu_name]];

        else

            [normalWindow setTitle:@"QEMU - (Press ctrl + alt to release Mouse)"];

    }

    [NSCursor hide];

    CGAssociateMouseAndMouseCursorPosition(FALSE);

    isMouseGrabbed = TRUE; // while isMouseGrabbed = TRUE, QemuCocoaApp sends all events to [cocoaView handleEvent:]

}

- (void) ungrabMouse

{

    COCOA_DEBUG("QemuCocoaView: ungrabMouse\n");

    if (!isFullscreen) {

        if (qemu_name)

            [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s", qemu_name]];

        else

            [normalWindow setTitle:@"QEMU"];

    }

    [NSCursor unhide];

    CGAssociateMouseAndMouseCursorPosition(TRUE);

    isMouseGrabbed = FALSE;

}

- (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled {isAbsoluteEnabled = tIsAbsoluteEnabled;}

- (BOOL) isMouseGrabbed {return isMouseGrabbed;}

- (BOOL) isAbsoluteEnabled {return isAbsoluteEnabled;}

- (float) cdx {return cdx;}

- (float) cdy {return cdy;}

- (QEMUScreen) gscreen {return screen;}

@end

/*

 ------------------------------------------------------

    QemuCocoaAppController

 ------------------------------------------------------

*/

@interface QemuCocoaAppController : NSObject

{

}

- (void)startEmulationWithArgc:(int)argc argv:(char**)argv;

- (void)openPanelDidEnd:(NSOpenPanel *)sheet returnCode:(int)returnCode contextInfo:(void *)contextInfo;

- (void)toggleFullScreen:(id)sender;

- (void)showQEMUDoc:(id)sender;

- (void)showQEMUTec:(id)sender;

@end

@implementation QemuCocoaAppController

- (id) init

{

    COCOA_DEBUG("QemuCocoaAppController: init\n");

    self = [super init];

    if (self) {

        // create a view and add it to the window

        cocoaView = [[QemuCocoaView alloc] initWithFrame:NSMakeRect(0.0, 0.0, 640.0, 480.0)];

        if(!cocoaView) {

            fprintf(stderr, "(cocoa) can't create a view\n");

            exit(1);

        }

        // create a window

        normalWindow = [[NSWindow alloc] initWithContentRect:[cocoaView frame]

            styleMask:NSTitledWindowMask|NSMiniaturizableWindowMask|NSClosableWindowMask

            backing:NSBackingStoreBuffered defer:NO];

        if(!normalWindow) {

            fprintf(stderr, "(cocoa) can't create window\n");

            exit(1);

        }

        [normalWindow setAcceptsMouseMovedEvents:YES];

        [normalWindow setTitle:[NSString stringWithFormat:@"QEMU"]];

        [normalWindow setContentView:cocoaView];

        [normalWindow useOptimizedDrawing:YES];

        [normalWindow makeKeyAndOrderFront:self];

		[normalWindow center];

    }

    return self;

}

- (void) dealloc

{

    COCOA_DEBUG("QemuCocoaAppController: dealloc\n");

    if (cocoaView)

        [cocoaView release];

    [super dealloc];

}

- (void)applicationDidFinishLaunching: (NSNotification *) note

{

    COCOA_DEBUG("QemuCocoaAppController: applicationDidFinishLaunching\n");

    // Display an open dialog box if no arguments were passed or

    // if qemu was launched from the finder ( the Finder passes "-psn" )

    if( gArgc <= 1 || strncmp ((char *)gArgv[1], "-psn", 4) == 0) {

        NSOpenPanel *op = [[NSOpenPanel alloc] init];

        [op setPrompt:@"Boot image"];

        [op setMessage:@"Select the disk image you want to boot.\n\nHit the \"Cancel\" button to quit"];

        NSArray *filetypes = [NSArray arrayWithObjects:@"img", @"iso", @"dmg",

                                 @"qcow", @"qcow2", @"cow", @"cloop", @"vmdk", nil];

#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6)

        [op setAllowedFileTypes:filetypes];

        [op beginSheetModalForWindow:normalWindow

            completionHandler:^(NSInteger returnCode)

            { [self openPanelDidEnd:op

                  returnCode:returnCode contextInfo:NULL ]; } ];

#else

        // Compatibility code for pre-10.6, using deprecated method

        [op beginSheetForDirectory:nil file:nil types:filetypes

              modalForWindow:normalWindow modalDelegate:self

              didEndSelector:@selector(openPanelDidEnd:returnCode:contextInfo:) contextInfo:NULL];

#endif

    } else {

        // or launch QEMU, with the global args

        [self startEmulationWithArgc:gArgc argv:(char **)gArgv];

    }

}

- (void)applicationWillTerminate:(NSNotification *)aNotification

{

    COCOA_DEBUG("QemuCocoaAppController: applicationWillTerminate\n");

    qemu_system_shutdown_request();

    exit(0);

}

- (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)theApplication

{

    return YES;

}

- (void)startEmulationWithArgc:(int)argc argv:(char**)argv

{

    COCOA_DEBUG("QemuCocoaAppController: startEmulationWithArgc\n");

    int status;

    status = qemu_main(argc, argv, *_NSGetEnviron());

    exit(status);

}

- (void)openPanelDidEnd:(NSOpenPanel *)sheet returnCode:(int)returnCode contextInfo:(void *)contextInfo

{

    COCOA_DEBUG("QemuCocoaAppController: openPanelDidEnd\n");

    if(returnCode == NSCancelButton) {

        exit(0);

    } else if(returnCode == NSOKButton) {

        char *img = (char*)[ [ [ sheet URL ] path ] cStringUsingEncoding:NSASCIIStringEncoding];

        char **argv = g_new(char *, 4);

        [sheet close];

        argv[0] = g_strdup(gArgv[0]);

        argv[1] = g_strdup("-hda");

        argv[2] = g_strdup(img);

        argv[3] = NULL;

        // printf("Using argc %d argv %s -hda %s\n", 3, gArgv[0], img);

        [self startEmulationWithArgc:3 argv:(char**)argv];

    }

}

- (void)toggleFullScreen:(id)sender

{

    COCOA_DEBUG("QemuCocoaAppController: toggleFullScreen\n");

    [cocoaView toggleFullScreen:sender];

}

- (void)showQEMUDoc:(id)sender

{

    COCOA_DEBUG("QemuCocoaAppController: showQEMUDoc\n");

    [[NSWorkspace sharedWorkspace] openFile:[NSString stringWithFormat:@"%@/../doc/qemu/qemu-doc.html",

        [[NSBundle mainBundle] resourcePath]] withApplication:@"Help Viewer"];

}

- (void)showQEMUTec:(id)sender

{

    COCOA_DEBUG("QemuCocoaAppController: showQEMUTec\n");

    [[NSWorkspace sharedWorkspace] openFile:[NSString stringWithFormat:@"%@/../doc/qemu/qemu-tech.html",

        [[NSBundle mainBundle] resourcePath]] withApplication:@"Help Viewer"];

}

@end

int main (int argc, const char * argv[]) {

    gArgc = argc;

    gArgv = (char **)argv;

    int i;

    /* In case we don't need to display a window, let's not do that */

    for (i = 1; i < argc; i++) {

        const char *opt = argv[i];

        if (opt[0] == '-') {

            /* Treat --foo the same as -foo.  */

            if (opt[1] == '-') {

                opt++;

            }

            if (!strcmp(opt, "-h") || !strcmp(opt, "-help") ||

                !strcmp(opt, "-vnc") ||

                !strcmp(opt, "-nographic") ||

                !strcmp(opt, "-version") ||

                !strcmp(opt, "-curses") ||

                !strcmp(opt, "-qtest")) {

                return qemu_main(gArgc, gArgv, *_NSGetEnviron());

            }

        }

    }

    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];

    // Pull this console process up to being a fully-fledged graphical

    // app with a menubar and Dock icon

    ProcessSerialNumber psn = { 0, kCurrentProcess };

    TransformProcessType(&psn, kProcessTransformToForegroundApplication);

    [NSApplication sharedApplication];

    // Add menus

    NSMenu      *menu;

    NSMenuItem  *menuItem;

    [NSApp setMainMenu:[[NSMenu alloc] init]];

    // Application menu

    menu = [[NSMenu alloc] initWithTitle:@""];

    [menu addItemWithTitle:@"About QEMU" action:@selector(orderFrontStandardAboutPanel:) keyEquivalent:@""]; // About QEMU

    [menu addItem:[NSMenuItem separatorItem]]; //Separator

    [menu addItemWithTitle:@"Hide QEMU" action:@selector(hide:) keyEquivalent:@"h"]; //Hide QEMU

    menuItem = (NSMenuItem *)[menu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"]; // Hide Others

    [menuItem setKeyEquivalentModifierMask:(NSAlternateKeyMask|NSCommandKeyMask)];

    [menu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""]; // Show All

    [menu addItem:[NSMenuItem separatorItem]]; //Separator

    [menu addItemWithTitle:@"Quit QEMU" action:@selector(terminate:) keyEquivalent:@"q"];

    menuItem = [[NSMenuItem alloc] initWithTitle:@"Apple" action:nil keyEquivalent:@""];

    [menuItem setSubmenu:menu];

    [[NSApp mainMenu] addItem:menuItem];

    [NSApp performSelector:@selector(setAppleMenu:) withObject:menu]; // Workaround (this method is private since 10.4+)

    // View menu

    menu = [[NSMenu alloc] initWithTitle:@"View"];

    [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Enter Fullscreen" action:@selector(toggleFullScreen:) keyEquivalent:@"f"] autorelease]]; // Fullscreen

    menuItem = [[[NSMenuItem alloc] initWithTitle:@"View" action:nil keyEquivalent:@""] autorelease];

    [menuItem setSubmenu:menu];

    [[NSApp mainMenu] addItem:menuItem];

    // Window menu

    menu = [[NSMenu alloc] initWithTitle:@"Window"];

    [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"] autorelease]]; // Miniaturize

    menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease];

    [menuItem setSubmenu:menu];

    [[NSApp mainMenu] addItem:menuItem];

    [NSApp setWindowsMenu:menu];

    // Help menu

    menu = [[NSMenu alloc] initWithTitle:@"Help"];

    [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"QEMU Documentation" action:@selector(showQEMUDoc:) keyEquivalent:@"?"] autorelease]]; // QEMU Help

    [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"QEMU Technology" action:@selector(showQEMUTec:) keyEquivalent:@""] autorelease]]; // QEMU Help

    menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease];

    [menuItem setSubmenu:menu];

    [[NSApp mainMenu] addItem:menuItem];

    // Create an Application controller

    QemuCocoaAppController *appController = [[QemuCocoaAppController alloc] init];

    [NSApp setDelegate:appController];

    // Start the main event loop

    [NSApp run];

    [appController release];

    [pool release];

    return 0;

}

#pragma mark qemu

static void cocoa_update(DisplayChangeListener *dcl,

                         int x, int y, int w, int h)

{

    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];

    COCOA_DEBUG("qemu_cocoa: cocoa_update\n");

    NSRect rect;

    if ([cocoaView cdx] == 1.0) {

        rect = NSMakeRect(x, [cocoaView gscreen].height - y - h, w, h);

    } else {

        rect = NSMakeRect(

            x * [cocoaView cdx],

            ([cocoaView gscreen].height - y - h) * [cocoaView cdy],

            w * [cocoaView cdx],

            h * [cocoaView cdy]);

    }

    [cocoaView setNeedsDisplayInRect:rect];

    [pool release];

}

static void cocoa_switch(DisplayChangeListener *dcl,

                         DisplaySurface *surface)

{

    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];

    COCOA_DEBUG("qemu_cocoa: cocoa_switch\n");

    [cocoaView switchSurface:surface];

    [pool release];

}

static void cocoa_refresh(DisplayChangeListener *dcl)

{

    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];

    COCOA_DEBUG("qemu_cocoa: cocoa_refresh\n");

    if (kbd_mouse_is_absolute()) {

        if (![cocoaView isAbsoluteEnabled]) {

            if ([cocoaView isMouseGrabbed]) {

                [cocoaView ungrabMouse];

            }

        }

        [cocoaView setAbsoluteEnabled:YES];

    }

    NSDate *distantPast;

    NSEvent *event;

    distantPast = [NSDate distantPast];

    do {

        event = [NSApp nextEventMatchingMask:NSAnyEventMask untilDate:distantPast

                        inMode: NSDefaultRunLoopMode dequeue:YES];

        if (event != nil) {

            [cocoaView handleEvent:event];

        }

    } while(event != nil);

    graphic_hw_update(NULL);

    [pool release];

}

static void cocoa_cleanup(void)

{

    COCOA_DEBUG("qemu_cocoa: cocoa_cleanup\n");

    g_free(dcl);

}

static const DisplayChangeListenerOps dcl_ops = {

    .dpy_name          = "cocoa",

    .dpy_gfx_update = cocoa_update,

    .dpy_gfx_switch = cocoa_switch,

    .dpy_refresh = cocoa_refresh,

};

void cocoa_display_init(DisplayState *ds, int full_screen)

{

    COCOA_DEBUG("qemu_cocoa: cocoa_display_init\n");

    dcl = g_malloc0(sizeof(DisplayChangeListener));

    // register vga output callbacks

    dcl->ops = &dcl_ops;

    register_displaychangelistener(dcl);

    // register cleanup function

    atexit(cocoa_cleanup);

}