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static ui_file_isatty_ftype null_file_isatty;
static ui_file_write_ftype null_file_write;
static ui_file_fputs_ftype null_file_fputs;
static ui_file_read_ftype null_file_read;
static ui_file_flush_ftype null_file_flush;
static ui_file_delete_ftype null_file_delete;
static ui_file_rewind_ftype null_file_rewind;
static ui_file_put_ftype null_file_put;

struct ui_file
  {
    int *magic;
    ui_file_flush_ftype *to_flush;
    ui_file_write_ftype *to_write;
    ui_file_fputs_ftype *to_fputs;
    ui_file_read_ftype *to_read;
    ui_file_delete_ftype *to_delete;
    ui_file_isatty_ftype *to_isatty;
    ui_file_rewind_ftype *to_rewind;
    ui_file_put_ftype *to_put;
    void *to_data;
  };
int ui_file_magic;

struct ui_file *
ui_file_new (void)
{
  struct ui_file *file = xmalloc (sizeof (struct ui_file));
  file->magic = &ui_file_magic;
  set_ui_file_data (file, NULL, null_file_delete);
  set_ui_file_flush (file, null_file_flush);
  set_ui_file_write (file, null_file_write);
  set_ui_file_fputs (file, null_file_fputs);
  set_ui_file_read (file, null_file_read);
  set_ui_file_isatty (file, null_file_isatty);
  set_ui_file_rewind (file, null_file_rewind);
  set_ui_file_put (file, null_file_put);
  return file;
}

void
ui_file_delete (struct ui_file *file)
{
  file->to_delete (file);
  xfree (file);
}

static int
null_file_isatty (struct ui_file *file)
{
  return 0;
}

static void
null_file_rewind (struct ui_file *file)
{
  return;
}

static void
null_file_put (struct ui_file *file,
	       ui_file_put_method_ftype *write,
	       void *dest)
{
  return;
}

static void
null_file_flush (struct ui_file *file)
{
  return;
}

static void
null_file_write (struct ui_file *file,
		 const char *buf,
		 long sizeof_buf)
{
  if (file->to_fputs == null_file_fputs)
    /* Both the write and fputs methods are null. Discard the
       request. */
    return;
  else
    {
      /* The fputs method isn't null, slowly pass the write request
         onto that.  FYI, this isn't as bad as it may look - the
         current (as of 1999-11-07) printf_* function calls fputc and
         fputc does exactly the below.  By having a write function it
         is possible to clean up that code.  */
      int i;
      char b[2];
      b[1] = '\0';
      for (i = 0; i < sizeof_buf; i++)
	{
	  b[0] = buf[i];
	  file->to_fputs (b, file);
	}
      return;
    }
}

static long
null_file_read (struct ui_file *file,
		char *buf,
		long sizeof_buf)
{
  errno = EBADF;
  return 0;
}

static void
null_file_fputs (const char *buf, struct ui_file *file)
{
  if (file->to_write == null_file_write)
    /* Both the write and fputs methods are null. Discard the
       request. */
    return;
  else
    {
      /* The write method was implemented, use that. */
      file->to_write (file, buf, strlen (buf));
    }
}

static void
null_file_delete (struct ui_file *file)
{
  return;
}

void *
ui_file_data (struct ui_file *file)
{
  if (file->magic != &ui_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("ui_file_data: bad magic number"));
  return file->to_data;
}

void
gdb_flush (struct ui_file *file)
{
  file->to_flush (file);
}

int
ui_file_isatty (struct ui_file *file)
{
  return file->to_isatty (file);
}

void
ui_file_rewind (struct ui_file *file)
{
  file->to_rewind (file);
}

void
ui_file_put (struct ui_file *file,
	      ui_file_put_method_ftype *write,
	      void *dest)
{
  file->to_put (file, write, dest);
}

void
ui_file_write (struct ui_file *file,
		const char *buf,
		long length_buf)
{
  file->to_write (file, buf, length_buf);
}

long
ui_file_read (struct ui_file *file, char *buf, long length_buf)
{
  return file->to_read (file, buf, length_buf); 
}

void
fputs_unfiltered (const char *buf, struct ui_file *file)
{
  file->to_fputs (buf, file);
}

void
set_ui_file_flush (struct ui_file *file, ui_file_flush_ftype *flush)
{
  file->to_flush = flush;
}

void
set_ui_file_isatty (struct ui_file *file, ui_file_isatty_ftype *isatty)
{
  file->to_isatty = isatty;
}

void
set_ui_file_rewind (struct ui_file *file, ui_file_rewind_ftype *rewind)
{
  file->to_rewind = rewind;
}

void
set_ui_file_put (struct ui_file *file, ui_file_put_ftype *put)
{
  file->to_put = put;
}

void
set_ui_file_write (struct ui_file *file,
		    ui_file_write_ftype *write)
{
  file->to_write = write;
}

void
set_ui_file_read (struct ui_file *file, ui_file_read_ftype *read)
{
  file->to_read = read;
}

void
set_ui_file_fputs (struct ui_file *file, ui_file_fputs_ftype *fputs)
{
  file->to_fputs = fputs;
}

void
set_ui_file_data (struct ui_file *file, void *data,
		  ui_file_delete_ftype *delete)
{
  file->to_data = data;
  file->to_delete = delete;
}

/* ui_file utility function for converting a ``struct ui_file'' into
   a memory buffer''. */

struct accumulated_ui_file
{
  char *buffer;
  long length;
};

static void
do_ui_file_xstrdup (void *context, const char *buffer, long length)
{
  struct accumulated_ui_file *acc = context;
  if (acc->buffer == NULL)
    acc->buffer = xmalloc (length + 1);
  else
    acc->buffer = xrealloc (acc->buffer, acc->length + length + 1);
  memcpy (acc->buffer + acc->length, buffer, length);
  acc->length += length;
  acc->buffer[acc->length] = '\0';
}

char *
ui_file_xstrdup (struct ui_file *file,
		  long *length)
{
  struct accumulated_ui_file acc;
  acc.buffer = NULL;
  acc.length = 0;
  ui_file_put (file, do_ui_file_xstrdup, &acc);
  if (acc.buffer == NULL)
    acc.buffer = xstrdup ("");
  *length = acc.length;
  return acc.buffer;
}

/* A pure memory based ``struct ui_file'' that can be used an output
   buffer. The buffers accumulated contents are available via
   ui_file_put(). */

struct mem_file
  {
    int *magic;
    char *buffer;
    int sizeof_buffer;
    int length_buffer;
  };

static ui_file_rewind_ftype mem_file_rewind;
static ui_file_put_ftype mem_file_put;
static ui_file_write_ftype mem_file_write;
static ui_file_delete_ftype mem_file_delete;
static struct ui_file *mem_file_new (void);
static int mem_file_magic;

static struct ui_file *
mem_file_new (void)
{
  struct mem_file *stream = XMALLOC (struct mem_file);
  struct ui_file *file = ui_file_new ();
  set_ui_file_data (file, stream, mem_file_delete);
  set_ui_file_rewind (file, mem_file_rewind);
  set_ui_file_put (file, mem_file_put);
  set_ui_file_write (file, mem_file_write);
  stream->magic = &mem_file_magic;
  stream->buffer = NULL;
  stream->sizeof_buffer = 0;
  stream->length_buffer = 0;
  return file;
}

static void
mem_file_delete (struct ui_file *file)
{
  struct mem_file *stream = ui_file_data (file);
  if (stream->magic != &mem_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("mem_file_delete: bad magic number"));
  if (stream->buffer != NULL)
    xfree (stream->buffer);
  xfree (stream);
}

struct ui_file *
mem_fileopen (void)
{
  return mem_file_new ();
}

static void
mem_file_rewind (struct ui_file *file)
{
  struct mem_file *stream = ui_file_data (file);
  if (stream->magic != &mem_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("mem_file_rewind: bad magic number"));
  stream->length_buffer = 0;
}

static void
mem_file_put (struct ui_file *file,
	      ui_file_put_method_ftype *write,
	      void *dest)
{
  struct mem_file *stream = ui_file_data (file);
  if (stream->magic != &mem_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("mem_file_put: bad magic number"));
  if (stream->length_buffer > 0)
    write (dest, stream->buffer, stream->length_buffer);
}

void
mem_file_write (struct ui_file *file,
		const char *buffer,
		long length_buffer)
{
  struct mem_file *stream = ui_file_data (file);
  if (stream->magic != &mem_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("mem_file_write: bad magic number"));
  if (stream->buffer == NULL)
    {
      stream->length_buffer = length_buffer;
      stream->sizeof_buffer = length_buffer;
      stream->buffer = xmalloc (stream->sizeof_buffer);
      memcpy (stream->buffer, buffer, length_buffer);
    }
  else
    {
      int new_length = stream->length_buffer + length_buffer;
      if (new_length >= stream->sizeof_buffer)
	{
	  stream->sizeof_buffer = new_length;
	  stream->buffer = xrealloc (stream->buffer, stream->sizeof_buffer);
	}
      memcpy (stream->buffer + stream->length_buffer, buffer, length_buffer);
      stream->length_buffer = new_length;
    }
}

/* ``struct ui_file'' implementation that maps directly onto
   <stdio.h>'s FILE. */

static ui_file_write_ftype stdio_file_write;
static ui_file_fputs_ftype stdio_file_fputs;
static ui_file_read_ftype stdio_file_read;
static ui_file_isatty_ftype stdio_file_isatty;
static ui_file_delete_ftype stdio_file_delete;
static struct ui_file *stdio_file_new (FILE * file, int close_p);
static ui_file_flush_ftype stdio_file_flush;

static int stdio_file_magic;

struct stdio_file
  {
    int *magic;
    FILE *file;
    int close_p;
  };

static struct ui_file *
stdio_file_new (FILE *file, int close_p)
{
  struct ui_file *ui_file = ui_file_new ();
  struct stdio_file *stdio = xmalloc (sizeof (struct stdio_file));
  stdio->magic = &stdio_file_magic;
  stdio->file = file;
  stdio->close_p = close_p;
  set_ui_file_data (ui_file, stdio, stdio_file_delete);
  set_ui_file_flush (ui_file, stdio_file_flush);
  set_ui_file_write (ui_file, stdio_file_write);
  set_ui_file_fputs (ui_file, stdio_file_fputs);
  set_ui_file_read (ui_file, stdio_file_read);
  set_ui_file_isatty (ui_file, stdio_file_isatty);
  return ui_file;
}

static void
stdio_file_delete (struct ui_file *file)
{
  struct stdio_file *stdio = ui_file_data (file);
  if (stdio->magic != &stdio_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("stdio_file_delete: bad magic number"));
  if (stdio->close_p)
    {
      fclose (stdio->file);
    }
  xfree (stdio);
}

static void
stdio_file_flush (struct ui_file *file)
{
  struct stdio_file *stdio = ui_file_data (file);
  if (stdio->magic != &stdio_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("stdio_file_flush: bad magic number"));
  fflush (stdio->file);
}

static long
stdio_file_read (struct ui_file *file, char *buf, long length_buf)
{
  struct stdio_file *stdio = ui_file_data (file);
  if (stdio->magic != &stdio_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("stdio_file_read: bad magic number"));
  return read (fileno (stdio->file), buf, length_buf);
}

static void
stdio_file_write (struct ui_file *file, const char *buf, long length_buf)
{
  struct stdio_file *stdio = ui_file_data (file);
  if (stdio->magic != &stdio_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("stdio_file_write: bad magic number"));
  fwrite (buf, length_buf, 1, stdio->file);
}

static void
stdio_file_fputs (const char *linebuffer, struct ui_file *file)
{
  struct stdio_file *stdio = ui_file_data (file);
  if (stdio->magic != &stdio_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("stdio_file_fputs: bad magic number"));
  fputs (linebuffer, stdio->file);
}

static int
stdio_file_isatty (struct ui_file *file)
{
  struct stdio_file *stdio = ui_file_data (file);
  if (stdio->magic != &stdio_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("stdio_file_isatty: bad magic number"));
  return (isatty (fileno (stdio->file)));
}

/* Like fdopen().  Create a ui_file from a previously opened FILE. */

struct ui_file *
stdio_fileopen (FILE *file)
{
  return stdio_file_new (file, 0);
}

struct ui_file *
gdb_fopen (char *name, char *mode)
{
  FILE *f = fopen (name, mode);
  if (f == NULL)
    return NULL;
  return stdio_file_new (f, 1);
}

/* ``struct ui_file'' implementation that maps onto two ui-file objects.  */

static ui_file_write_ftype tee_file_write;
static ui_file_fputs_ftype tee_file_fputs;
static ui_file_isatty_ftype tee_file_isatty;
static ui_file_delete_ftype tee_file_delete;
static ui_file_flush_ftype tee_file_flush;

static int tee_file_magic;

struct tee_file
  {
    int *magic;
    struct ui_file *one, *two;
    int close_one, close_two;
  };

struct ui_file *
tee_file_new (struct ui_file *one, int close_one,
	      struct ui_file *two, int close_two)
{
  struct ui_file *ui_file = ui_file_new ();
  struct tee_file *tee = xmalloc (sizeof (struct tee_file));
  tee->magic = &tee_file_magic;
  tee->one = one;
  tee->two = two;
  tee->close_one = close_one;
  tee->close_two = close_two;
  set_ui_file_data (ui_file, tee, tee_file_delete);
  set_ui_file_flush (ui_file, tee_file_flush);
  set_ui_file_write (ui_file, tee_file_write);
  set_ui_file_fputs (ui_file, tee_file_fputs);
  set_ui_file_isatty (ui_file, tee_file_isatty);
  return ui_file;
}

static void
tee_file_delete (struct ui_file *file)
{
  struct tee_file *tee = ui_file_data (file);
  if (tee->magic != &tee_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("tee_file_delete: bad magic number"));
  if (tee->close_one)
    ui_file_delete (tee->one);
  if (tee->close_two)
    ui_file_delete (tee->two);

  xfree (tee);
}

static void
tee_file_flush (struct ui_file *file)
{
  struct tee_file *tee = ui_file_data (file);
  if (tee->magic != &tee_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("tee_file_flush: bad magic number"));
  tee->one->to_flush (tee->one);
  tee->two->to_flush (tee->two);
}

static void
tee_file_write (struct ui_file *file, const char *buf, long length_buf)
{
  struct tee_file *tee = ui_file_data (file);
  if (tee->magic != &tee_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("tee_file_write: bad magic number"));
  ui_file_write (tee->one, buf, length_buf);
  ui_file_write (tee->two, buf, length_buf);
}

static void
tee_file_fputs (const char *linebuffer, struct ui_file *file)
{
  struct tee_file *tee = ui_file_data (file);
  if (tee->magic != &tee_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("tee_file_fputs: bad magic number"));
  tee->one->to_fputs (linebuffer, tee->one);
  tee->two->to_fputs (linebuffer, tee->two);
}

static int
tee_file_isatty (struct ui_file *file)
{
  struct tee_file *tee = ui_file_data (file);
  if (tee->magic != &tee_file_magic)
    internal_error (__FILE__, __LINE__,
		    _("tee_file_isatty: bad magic number"));
  return (0);
}
> if (stretch_video) { loc.x /= cdx; loc.y /= cdy; } return loc; } } else if ([[self window] isEqual:eventWindow]) { if (!isFullscreen) { return r.origin; } else { CGPoint loc = [self convertPoint:r.origin fromView:nil]; if (stretch_video) { loc.x /= cdx; loc.y /= cdy; } return loc; } } else { return [[self window] convertRectFromScreen:[eventWindow convertRectToScreen:r]].origin; } } - (void) hideCursor { if (!cursor_hide) { return; } [NSCursor hide]; } - (void) unhideCursor { if (!cursor_hide) { return; } [NSCursor unhide]; } - (void) drawRect:(NSRect) rect { COCOA_DEBUG("QemuCocoaView: drawRect\n"); // get CoreGraphic context CGContextRef viewContextRef = [[NSGraphicsContext currentContext] CGContext]; CGContextSetInterpolationQuality (viewContextRef, kCGInterpolationNone); CGContextSetShouldAntialias (viewContextRef, NO); // draw screen bitmap directly to Core Graphics context if (!pixman_image) { // 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 { int w = pixman_image_get_width(pixman_image); int h = pixman_image_get_height(pixman_image); int bitsPerPixel = PIXMAN_FORMAT_BPP(pixman_image_get_format(pixman_image)); int stride = pixman_image_get_stride(pixman_image); CGDataProviderRef dataProviderRef = CGDataProviderCreateWithData( NULL, pixman_image_get_data(pixman_image), stride * h, NULL ); CGImageRef imageRef = CGImageCreate( w, //width h, //height DIV_ROUND_UP(bitsPerPixel, 8) * 2, //bitsPerComponent bitsPerPixel, //bitsPerPixel stride, //bytesPerRow CGColorSpaceCreateWithName(kCGColorSpaceSRGB), //colorspace kCGBitmapByteOrder32Little | kCGImageAlphaNoneSkipFirst, //bitmapInfo dataProviderRef, //provider NULL, //decode 0, //interpolate kCGRenderingIntentDefault //intent ); // selective drawing code (draws only dirty rectangles) (OS X >= 10.4) const NSRect *rectList; NSInteger rectCount; 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)h - (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); } CGImageRelease (imageRef); CGDataProviderRelease(dataProviderRef); } } - (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; /* stretches video, but keeps same aspect ratio */ if (stretch_video == true) { /* use smallest stretch value - prevents clipping on sides */ if (MIN(cdx, cdy) == cdx) { cdy = cdx; } else { cdx = cdy; } } else { /* No stretching */ cdx = cdy = 1; } 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) updateUIInfoLocked { /* Must be called with the iothread lock, i.e. via updateUIInfo */ NSSize frameSize; QemuUIInfo info; if (!qemu_console_is_graphic(dcl.con)) { return; } if ([self window]) { NSDictionary *description = [[[self window] screen] deviceDescription]; CGDirectDisplayID display = [[description objectForKey:@"NSScreenNumber"] unsignedIntValue]; NSSize screenSize = [[[self window] screen] frame].size; CGSize screenPhysicalSize = CGDisplayScreenSize(display); CVDisplayLinkRef displayLink; frameSize = isFullscreen ? screenSize : [self frame].size; if (!CVDisplayLinkCreateWithCGDisplay(display, &displayLink)) { CVTime period = CVDisplayLinkGetNominalOutputVideoRefreshPeriod(displayLink); CVDisplayLinkRelease(displayLink); if (!(period.flags & kCVTimeIsIndefinite)) { update_displaychangelistener(&dcl, 1000 * period.timeValue / period.timeScale); info.refresh_rate = (int64_t)1000 * period.timeScale / period.timeValue; } } info.width_mm = frameSize.width / screenSize.width * screenPhysicalSize.width; info.height_mm = frameSize.height / screenSize.height * screenPhysicalSize.height; } else { frameSize = [self frame].size; info.width_mm = 0; info.height_mm = 0; } info.xoff = 0; info.yoff = 0; info.width = frameSize.width; info.height = frameSize.height; dpy_set_ui_info(dcl.con, &info, TRUE); } - (void) updateUIInfo { if (!allow_events) { /* * Don't try to tell QEMU about UI information in the application * startup phase -- we haven't yet registered dcl with the QEMU UI * layer, and also trying to take the iothread lock would deadlock. * When cocoa_display_init() does register the dcl, the UI layer * will call cocoa_switch(), which will call updateUIInfo, so * we don't lose any information here. */ return; } with_iothread_lock(^{ [self updateUIInfoLocked]; }); } - (void)viewDidMoveToWindow { [self updateUIInfo]; } - (void) switchSurface:(pixman_image_t *)image { COCOA_DEBUG("QemuCocoaView: switchSurface\n"); int w = pixman_image_get_width(image); int h = pixman_image_get_height(image); /* cdx == 0 means this is our very first surface, in which case we need * to recalculate the content dimensions even if it happens to be the size * of the initial empty window. */ bool isResize = (w != screen.width || h != screen.height || cdx == 0.0); 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 (pixman_image) { pixman_image_unref(pixman_image); } pixman_image = image; // 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]; [fullScreenWindow close]; [normalWindow setContentView: self]; [normalWindow makeKeyAndOrderFront: self]; [NSMenu setMenuBarVisible:YES]; } else { // switch from desktop to fullscreen isFullscreen = TRUE; [normalWindow orderOut: nil]; /* Hide the window */ [self grabMouse]; [self setContentDimensions]; [NSMenu setMenuBarVisible:NO]; fullScreenWindow = [[NSWindow alloc] initWithContentRect:[[NSScreen mainScreen] frame] styleMask:NSWindowStyleMaskBorderless backing:NSBackingStoreBuffered defer:NO]; [fullScreenWindow setAcceptsMouseMovedEvents: YES]; [fullScreenWindow setHasShadow:NO]; [fullScreenWindow setBackgroundColor: [NSColor blackColor]]; [self setFrame:NSMakeRect(cx, cy, cw, ch)]; [[fullScreenWindow contentView] addSubview: self]; [fullScreenWindow makeKeyAndOrderFront:self]; } } - (void) setFullGrab:(id)sender { COCOA_DEBUG("QemuCocoaView: setFullGrab\n"); CGEventMask mask = CGEventMaskBit(kCGEventKeyDown) | CGEventMaskBit(kCGEventKeyUp) | CGEventMaskBit(kCGEventFlagsChanged); eventsTap = CGEventTapCreate(kCGHIDEventTap, kCGHeadInsertEventTap, kCGEventTapOptionDefault, mask, handleTapEvent, self); if (!eventsTap) { warn_report("Could not create event tap, system key combos will not be captured.\n"); return; } else { COCOA_DEBUG("Global events tap created! Will capture system key combos.\n"); } CFRunLoopRef runLoop = CFRunLoopGetCurrent(); if (!runLoop) { warn_report("Could not obtain current CF RunLoop, system key combos will not be captured.\n"); return; } CFRunLoopSourceRef tapEventsSrc = CFMachPortCreateRunLoopSource(kCFAllocatorDefault, eventsTap, 0); if (!tapEventsSrc ) { warn_report("Could not obtain current CF RunLoop, system key combos will not be captured.\n"); return; } CFRunLoopAddSource(runLoop, tapEventsSrc, kCFRunLoopDefaultMode); CFRelease(tapEventsSrc); } - (void) toggleKey: (int)keycode { qkbd_state_key_event(kbd, keycode, !qkbd_state_key_get(kbd, keycode)); } // Does the work of sending input to the monitor - (void) handleMonitorInput:(NSEvent *)event { int keysym = 0; int control_key = 0; // if the control key is down if ([event modifierFlags] & NSEventModifierFlagControl) { control_key = 1; } /* translates Macintosh keycodes to QEMU's keysym */ static const int without_control_translation[] = { [0 ... 0xff] = 0, // invalid key [kVK_UpArrow] = QEMU_KEY_UP, [kVK_DownArrow] = QEMU_KEY_DOWN, [kVK_RightArrow] = QEMU_KEY_RIGHT, [kVK_LeftArrow] = QEMU_KEY_LEFT, [kVK_Home] = QEMU_KEY_HOME, [kVK_End] = QEMU_KEY_END, [kVK_PageUp] = QEMU_KEY_PAGEUP, [kVK_PageDown] = QEMU_KEY_PAGEDOWN, [kVK_ForwardDelete] = QEMU_KEY_DELETE, [kVK_Delete] = QEMU_KEY_BACKSPACE, }; static const int with_control_translation[] = { [0 ... 0xff] = 0, // invalid key [kVK_UpArrow] = QEMU_KEY_CTRL_UP, [kVK_DownArrow] = QEMU_KEY_CTRL_DOWN, [kVK_RightArrow] = QEMU_KEY_CTRL_RIGHT, [kVK_LeftArrow] = QEMU_KEY_CTRL_LEFT, [kVK_Home] = QEMU_KEY_CTRL_HOME, [kVK_End] = QEMU_KEY_CTRL_END, [kVK_PageUp] = QEMU_KEY_CTRL_PAGEUP, [kVK_PageDown] = QEMU_KEY_CTRL_PAGEDOWN, }; if (control_key != 0) { /* If the control key is being used */ if ([event keyCode] < ARRAY_SIZE(with_control_translation)) { keysym = with_control_translation[[event keyCode]]; } } else { if ([event keyCode] < ARRAY_SIZE(without_control_translation)) { keysym = without_control_translation[[event keyCode]]; } } // if not a key that needs translating if (keysym == 0) { NSString *ks = [event characters]; if ([ks length] > 0) { keysym = [ks characterAtIndex:0]; } } if (keysym) { kbd_put_keysym(keysym); } } - (bool) handleEvent:(NSEvent *)event { if(!allow_events) { /* * Just let OSX have all events that arrive before * applicationDidFinishLaunching. * This avoids a deadlock on the iothread lock, which cocoa_display_init() * will not drop until after the app_started_sem is posted. (In theory * there should not be any such events, but OSX Catalina now emits some.) */ return false; } return bool_with_iothread_lock(^{ return [self handleEventLocked:event]; }); } - (bool) handleEventLocked:(NSEvent *)event { /* Return true if we handled the event, false if it should be given to OSX */ COCOA_DEBUG("QemuCocoaView: handleEvent\n"); int buttons = 0; int keycode = 0; bool mouse_event = false; // Location of event in virtual screen coordinates NSPoint p = [self screenLocationOfEvent:event]; NSUInteger modifiers = [event modifierFlags]; /* * Check -[NSEvent modifierFlags] here. * * There is a NSEventType for an event notifying the change of * -[NSEvent modifierFlags], NSEventTypeFlagsChanged but these operations * are performed for any events because a modifier state may change while * the application is inactive (i.e. no events fire) and we don't want to * wait for another modifier state change to detect such a change. * * NSEventModifierFlagCapsLock requires a special treatment. The other flags * are handled in similar manners. * * NSEventModifierFlagCapsLock * --------------------------- * * If CapsLock state is changed, "up" and "down" events will be fired in * sequence, effectively updates CapsLock state on the guest. * * The other flags * --------------- * * If a flag is not set, fire "up" events for all keys which correspond to * the flag. Note that "down" events are not fired here because the flags * checked here do not tell what exact keys are down. * * If one of the keys corresponding to a flag is down, we rely on * -[NSEvent keyCode] of an event whose -[NSEvent type] is * NSEventTypeFlagsChanged to know the exact key which is down, which has * the following two downsides: * - It does not work when the application is inactive as described above. * - It malfactions *after* the modifier state is changed while the * application is inactive. It is because -[NSEvent keyCode] does not tell * if the key is up or down, and requires to infer the current state from * the previous state. It is still possible to fix such a malfanction by * completely leaving your hands from the keyboard, which hopefully makes * this implementation usable enough. */ if (!!(modifiers & NSEventModifierFlagCapsLock) != qkbd_state_modifier_get(kbd, QKBD_MOD_CAPSLOCK)) { qkbd_state_key_event(kbd, Q_KEY_CODE_CAPS_LOCK, true); qkbd_state_key_event(kbd, Q_KEY_CODE_CAPS_LOCK, false); } if (!(modifiers & NSEventModifierFlagShift)) { qkbd_state_key_event(kbd, Q_KEY_CODE_SHIFT, false); qkbd_state_key_event(kbd, Q_KEY_CODE_SHIFT_R, false); } if (!(modifiers & NSEventModifierFlagControl)) { qkbd_state_key_event(kbd, Q_KEY_CODE_CTRL, false); qkbd_state_key_event(kbd, Q_KEY_CODE_CTRL_R, false); } if (!(modifiers & NSEventModifierFlagOption)) { if (swap_opt_cmd) { qkbd_state_key_event(kbd, Q_KEY_CODE_META_L, false); qkbd_state_key_event(kbd, Q_KEY_CODE_META_R, false); } else { qkbd_state_key_event(kbd, Q_KEY_CODE_ALT, false); qkbd_state_key_event(kbd, Q_KEY_CODE_ALT_R, false); } } if (!(modifiers & NSEventModifierFlagCommand)) { if (swap_opt_cmd) { qkbd_state_key_event(kbd, Q_KEY_CODE_ALT, false); qkbd_state_key_event(kbd, Q_KEY_CODE_ALT_R, false); } else { qkbd_state_key_event(kbd, Q_KEY_CODE_META_L, false); qkbd_state_key_event(kbd, Q_KEY_CODE_META_R, false); } } switch ([event type]) { case NSEventTypeFlagsChanged: switch ([event keyCode]) { case kVK_Shift: if (!!(modifiers & NSEventModifierFlagShift)) { [self toggleKey:Q_KEY_CODE_SHIFT]; } break; case kVK_RightShift: if (!!(modifiers & NSEventModifierFlagShift)) { [self toggleKey:Q_KEY_CODE_SHIFT_R]; } break; case kVK_Control: if (!!(modifiers & NSEventModifierFlagControl)) { [self toggleKey:Q_KEY_CODE_CTRL]; } break; case kVK_RightControl: if (!!(modifiers & NSEventModifierFlagControl)) { [self toggleKey:Q_KEY_CODE_CTRL_R]; } break; case kVK_Option: if (!!(modifiers & NSEventModifierFlagOption)) { if (swap_opt_cmd) { [self toggleKey:Q_KEY_CODE_META_L]; } else { [self toggleKey:Q_KEY_CODE_ALT]; } } break; case kVK_RightOption: if (!!(modifiers & NSEventModifierFlagOption)) { if (swap_opt_cmd) { [self toggleKey:Q_KEY_CODE_META_R]; } else { [self toggleKey:Q_KEY_CODE_ALT_R]; } } break; /* Don't pass command key changes to guest unless mouse is grabbed */ case kVK_Command: if (isMouseGrabbed && !!(modifiers & NSEventModifierFlagCommand) && left_command_key_enabled) { if (swap_opt_cmd) { [self toggleKey:Q_KEY_CODE_ALT]; } else { [self toggleKey:Q_KEY_CODE_META_L]; } } break; case kVK_RightCommand: if (isMouseGrabbed && !!(modifiers & NSEventModifierFlagCommand)) { if (swap_opt_cmd) { [self toggleKey:Q_KEY_CODE_ALT_R]; } else { [self toggleKey:Q_KEY_CODE_META_R]; } } break; } break; case NSEventTypeKeyDown: keycode = cocoa_keycode_to_qemu([event keyCode]); // forward command key combos to the host UI unless the mouse is grabbed if (!isMouseGrabbed && ([event modifierFlags] & NSEventModifierFlagCommand)) { return false; } // default // handle control + alt Key Combos (ctrl+alt+[1..9,g] is reserved for QEMU) if (([event modifierFlags] & NSEventModifierFlagControl) && ([event modifierFlags] & NSEventModifierFlagOption)) { NSString *keychar = [event charactersIgnoringModifiers]; if ([keychar length] == 1) { char key = [keychar characterAtIndex:0]; switch (key) { // enable graphic console case '1' ... '9': console_select(key - '0' - 1); /* ascii math */ return true; // release the mouse grab case 'g': [self ungrabMouse]; return true; } } } if (qemu_console_is_graphic(NULL)) { qkbd_state_key_event(kbd, keycode, true); } else { [self handleMonitorInput: event]; } break; case NSEventTypeKeyUp: 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] & NSEventModifierFlagCommand)) { return true; } if (qemu_console_is_graphic(NULL)) { qkbd_state_key_event(kbd, keycode, false); } break; case NSEventTypeMouseMoved: if (isAbsoluteEnabled) { // Cursor re-entered into a window might generate events bound to screen coordinates // and `nil` window property, and in full screen mode, current window might not be // key window, where event location alone should suffice. if (![self screenContainsPoint:p] || !([[self window] isKeyWindow] || isFullscreen)) { if (isMouseGrabbed) { [self ungrabMouse]; } } else { if (!isMouseGrabbed) { [self grabMouse]; } } } mouse_event = true; break; case NSEventTypeLeftMouseDown: buttons |= MOUSE_EVENT_LBUTTON; mouse_event = true; break; case NSEventTypeRightMouseDown: buttons |= MOUSE_EVENT_RBUTTON; mouse_event = true; break; case NSEventTypeOtherMouseDown: buttons |= MOUSE_EVENT_MBUTTON; mouse_event = true; break; case NSEventTypeLeftMouseDragged: buttons |= MOUSE_EVENT_LBUTTON; mouse_event = true; break; case NSEventTypeRightMouseDragged: buttons |= MOUSE_EVENT_RBUTTON; mouse_event = true; break; case NSEventTypeOtherMouseDragged: buttons |= MOUSE_EVENT_MBUTTON; mouse_event = true; break; case NSEventTypeLeftMouseUp: mouse_event = true; if (!isMouseGrabbed && [self screenContainsPoint:p]) { /* * In fullscreen mode, the window of cocoaView may not be the * key window, therefore the position relative to the virtual * screen alone will be sufficient. */ if(isFullscreen || [[self window] isKeyWindow]) { [self grabMouse]; } } break; case NSEventTypeRightMouseUp: mouse_event = true; break; case NSEventTypeOtherMouseUp: mouse_event = true; break; case NSEventTypeScrollWheel: /* * Send wheel events to the guest regardless of window focus. * This is in-line with standard Mac OS X UI behaviour. */ /* * We shouldn't have got a scroll event when deltaY and delta Y * are zero, hence no harm in dropping the event */ if ([event deltaY] != 0 || [event deltaX] != 0) { /* Determine if this is a scroll up or scroll down event */ if ([event deltaY] != 0) { buttons = ([event deltaY] > 0) ? INPUT_BUTTON_WHEEL_UP : INPUT_BUTTON_WHEEL_DOWN; } else if ([event deltaX] != 0) { buttons = ([event deltaX] > 0) ? INPUT_BUTTON_WHEEL_LEFT : INPUT_BUTTON_WHEEL_RIGHT; } qemu_input_queue_btn(dcl.con, buttons, true); qemu_input_event_sync(); qemu_input_queue_btn(dcl.con, buttons, false); qemu_input_event_sync(); } /* * Since deltaX/deltaY also report scroll wheel events we prevent mouse * movement code from executing. */ mouse_event = false; break; default: return false; } if (mouse_event) { /* Don't send button events to the guest unless we've got a * mouse grab or window focus. If we have neither then this event * is the user clicking on the background window to activate and * bring us to the front, which will be done by the sendEvent * call below. We definitely don't want to pass that click through * to the guest. */ if ((isMouseGrabbed || [[self window] isKeyWindow]) && (last_buttons != buttons)) { static uint32_t bmap[INPUT_BUTTON__MAX] = { [INPUT_BUTTON_LEFT] = MOUSE_EVENT_LBUTTON, [INPUT_BUTTON_MIDDLE] = MOUSE_EVENT_MBUTTON, [INPUT_BUTTON_RIGHT] = MOUSE_EVENT_RBUTTON }; qemu_input_update_buttons(dcl.con, bmap, last_buttons, buttons); last_buttons = buttons; } if (isMouseGrabbed) { if (isAbsoluteEnabled) { /* Note that the origin for Cocoa mouse coords is bottom left, not top left. * The check on screenContainsPoint is to avoid sending out of range values for * clicks in the titlebar. */ if ([self screenContainsPoint:p]) { qemu_input_queue_abs(dcl.con, INPUT_AXIS_X, p.x, 0, screen.width); qemu_input_queue_abs(dcl.con, INPUT_AXIS_Y, screen.height - p.y, 0, screen.height); } } else { qemu_input_queue_rel(dcl.con, INPUT_AXIS_X, (int)[event deltaX]); qemu_input_queue_rel(dcl.con, INPUT_AXIS_Y, (int)[event deltaY]); } } else { return false; } qemu_input_event_sync(); } return true; } - (void) grabMouse { COCOA_DEBUG("QemuCocoaView: grabMouse\n"); if (!isFullscreen) { if (qemu_name) [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s - (Press ctrl + alt + g to release Mouse)", qemu_name]]; else [normalWindow setTitle:@"QEMU - (Press ctrl + alt + g to release Mouse)"]; } [self hideCursor]; CGAssociateMouseAndMouseCursorPosition(isAbsoluteEnabled); 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"]; } [self unhideCursor]; CGAssociateMouseAndMouseCursorPosition(TRUE); isMouseGrabbed = FALSE; } - (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled { isAbsoluteEnabled = tIsAbsoluteEnabled; if (isMouseGrabbed) { CGAssociateMouseAndMouseCursorPosition(isAbsoluteEnabled); } } - (BOOL) isMouseGrabbed {return isMouseGrabbed;} - (BOOL) isAbsoluteEnabled {return isAbsoluteEnabled;} - (float) cdx {return cdx;} - (float) cdy {return cdy;} - (QEMUScreen) gscreen {return screen;} /* * Makes the target think all down keys are being released. * This prevents a stuck key problem, since we will not see * key up events for those keys after we have lost focus. */ - (void) raiseAllKeys { with_iothread_lock(^{ qkbd_state_lift_all_keys(kbd); }); } @end /* ------------------------------------------------------ QemuCocoaAppController ------------------------------------------------------ */ @interface QemuCocoaAppController : NSObject <NSWindowDelegate, NSApplicationDelegate> { } - (void)doToggleFullScreen:(id)sender; - (void)toggleFullScreen:(id)sender; - (void)showQEMUDoc:(id)sender; - (void)zoomToFit:(id) sender; - (void)displayConsole:(id)sender; - (void)pauseQEMU:(id)sender; - (void)resumeQEMU:(id)sender; - (void)displayPause; - (void)removePause; - (void)restartQEMU:(id)sender; - (void)powerDownQEMU:(id)sender; - (void)ejectDeviceMedia:(id)sender; - (void)changeDeviceMedia:(id)sender; - (BOOL)verifyQuit; - (void)openDocumentation:(NSString *)filename; - (IBAction) do_about_menu_item: (id) sender; - (void)adjustSpeed:(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) { error_report("(cocoa) can't create a view"); exit(1); } // create a window normalWindow = [[NSWindow alloc] initWithContentRect:[cocoaView frame] styleMask:NSWindowStyleMaskTitled|NSWindowStyleMaskMiniaturizable|NSWindowStyleMaskClosable backing:NSBackingStoreBuffered defer:NO]; if(!normalWindow) { error_report("(cocoa) can't create window"); exit(1); } [normalWindow setAcceptsMouseMovedEvents:YES]; [normalWindow setTitle:@"QEMU"]; [normalWindow setContentView:cocoaView]; [normalWindow makeKeyAndOrderFront:self]; [normalWindow center]; [normalWindow setDelegate: self]; stretch_video = false; /* Used for displaying pause on the screen */ pauseLabel = [NSTextField new]; [pauseLabel setBezeled:YES]; [pauseLabel setDrawsBackground:YES]; [pauseLabel setBackgroundColor: [NSColor whiteColor]]; [pauseLabel setEditable:NO]; [pauseLabel setSelectable:NO]; [pauseLabel setStringValue: @"Paused"]; [pauseLabel setFont: [NSFont fontWithName: @"Helvetica" size: 90]]; [pauseLabel setTextColor: [NSColor blackColor]]; [pauseLabel sizeToFit]; } return self; } - (void) dealloc { COCOA_DEBUG("QemuCocoaAppController: dealloc\n"); if (cocoaView) [cocoaView release]; [super dealloc]; } - (void)applicationDidFinishLaunching: (NSNotification *) note { COCOA_DEBUG("QemuCocoaAppController: applicationDidFinishLaunching\n"); allow_events = true; /* Tell cocoa_display_init to proceed */ qemu_sem_post(&app_started_sem); } - (void)applicationWillTerminate:(NSNotification *)aNotification { COCOA_DEBUG("QemuCocoaAppController: applicationWillTerminate\n"); with_iothread_lock(^{ shutdown_action = SHUTDOWN_ACTION_POWEROFF; qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI); }); /* * Sleep here, because returning will cause OSX to kill us * immediately; the QEMU main loop will handle the shutdown * request and terminate the process. */ [NSThread sleepForTimeInterval:INFINITY]; } - (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)theApplication { return YES; } - (NSApplicationTerminateReply)applicationShouldTerminate: (NSApplication *)sender { COCOA_DEBUG("QemuCocoaAppController: applicationShouldTerminate\n"); return [self verifyQuit]; } - (void)windowDidChangeScreen:(NSNotification *)notification { [cocoaView updateUIInfo]; } - (void)windowDidResize:(NSNotification *)notification { [cocoaView updateUIInfo]; } /* Called when the user clicks on a window's close button */ - (BOOL)windowShouldClose:(id)sender { COCOA_DEBUG("QemuCocoaAppController: windowShouldClose\n"); [NSApp terminate: sender]; /* If the user allows the application to quit then the call to * NSApp terminate will never return. If we get here then the user * cancelled the quit, so we should return NO to not permit the * closing of this window. */ return NO; } /* Called when QEMU goes into the background */ - (void) applicationWillResignActive: (NSNotification *)aNotification { COCOA_DEBUG("QemuCocoaAppController: applicationWillResignActive\n"); [cocoaView ungrabMouse]; [cocoaView raiseAllKeys]; } /* We abstract the method called by the Enter Fullscreen menu item * because Mac OS 10.7 and higher disables it. This is because of the * menu item's old selector's name toggleFullScreen: */ - (void) doToggleFullScreen:(id)sender { [self toggleFullScreen:(id)sender]; } - (void)toggleFullScreen:(id)sender { COCOA_DEBUG("QemuCocoaAppController: toggleFullScreen\n"); [cocoaView toggleFullScreen:sender]; } - (void) setFullGrab:(id)sender { COCOA_DEBUG("QemuCocoaAppController: setFullGrab\n"); [cocoaView setFullGrab:sender]; } /* Tries to find then open the specified filename */ - (void) openDocumentation: (NSString *) filename { /* Where to look for local files */ NSString *path_array[] = {@"../share/doc/qemu/", @"../doc/qemu/", @"docs/"}; NSString *full_file_path; NSURL *full_file_url; /* iterate thru the possible paths until the file is found */ int index; for (index = 0; index < ARRAY_SIZE(path_array); index++) { full_file_path = [[NSBundle mainBundle] executablePath]; full_file_path = [full_file_path stringByDeletingLastPathComponent]; full_file_path = [NSString stringWithFormat: @"%@/%@%@", full_file_path, path_array[index], filename]; full_file_url = [NSURL fileURLWithPath: full_file_path isDirectory: false]; if ([[NSWorkspace sharedWorkspace] openURL: full_file_url] == YES) { return; } } /* If none of the paths opened a file */ NSBeep(); QEMU_Alert(@"Failed to open file"); } - (void)showQEMUDoc:(id)sender { COCOA_DEBUG("QemuCocoaAppController: showQEMUDoc\n"); [self openDocumentation: @"index.html"]; } /* Stretches video to fit host monitor size */ - (void)zoomToFit:(id) sender { stretch_video = !stretch_video; if (stretch_video == true) { [sender setState: NSControlStateValueOn]; } else { [sender setState: NSControlStateValueOff]; } } /* Displays the console on the screen */ - (void)displayConsole:(id)sender { console_select([sender tag]); } /* Pause the guest */ - (void)pauseQEMU:(id)sender { with_iothread_lock(^{ qmp_stop(NULL); }); [sender setEnabled: NO]; [[[sender menu] itemWithTitle: @"Resume"] setEnabled: YES]; [self displayPause]; } /* Resume running the guest operating system */ - (void)resumeQEMU:(id) sender { with_iothread_lock(^{ qmp_cont(NULL); }); [sender setEnabled: NO]; [[[sender menu] itemWithTitle: @"Pause"] setEnabled: YES]; [self removePause]; } /* Displays the word pause on the screen */ - (void)displayPause { /* Coordinates have to be calculated each time because the window can change its size */ int xCoord, yCoord, width, height; xCoord = ([normalWindow frame].size.width - [pauseLabel frame].size.width)/2; yCoord = [normalWindow frame].size.height - [pauseLabel frame].size.height - ([pauseLabel frame].size.height * .5); width = [pauseLabel frame].size.width; height = [pauseLabel frame].size.height; [pauseLabel setFrame: NSMakeRect(xCoord, yCoord, width, height)]; [cocoaView addSubview: pauseLabel]; } /* Removes the word pause from the screen */ - (void)removePause { [pauseLabel removeFromSuperview]; } /* Restarts QEMU */ - (void)restartQEMU:(id)sender { with_iothread_lock(^{ qmp_system_reset(NULL); }); } /* Powers down QEMU */ - (void)powerDownQEMU:(id)sender { with_iothread_lock(^{ qmp_system_powerdown(NULL); }); } /* Ejects the media. * Uses sender's tag to figure out the device to eject. */ - (void)ejectDeviceMedia:(id)sender { NSString * drive; drive = [sender representedObject]; if(drive == nil) { NSBeep(); QEMU_Alert(@"Failed to find drive to eject!"); return; } __block Error *err = NULL; with_iothread_lock(^{ qmp_eject(true, [drive cStringUsingEncoding: NSASCIIStringEncoding], false, NULL, false, false, &err); }); handleAnyDeviceErrors(err); } /* Displays a dialog box asking the user to select an image file to load. * Uses sender's represented object value to figure out which drive to use. */ - (void)changeDeviceMedia:(id)sender { /* Find the drive name */ NSString * drive; drive = [sender representedObject]; if(drive == nil) { NSBeep(); QEMU_Alert(@"Could not find drive!"); return; } /* Display the file open dialog */ NSOpenPanel * openPanel; openPanel = [NSOpenPanel openPanel]; [openPanel setCanChooseFiles: YES]; [openPanel setAllowsMultipleSelection: NO]; if([openPanel runModal] == NSModalResponseOK) { NSString * file = [[[openPanel URLs] objectAtIndex: 0] path]; if(file == nil) { NSBeep(); QEMU_Alert(@"Failed to convert URL to file path!"); return; } __block Error *err = NULL; with_iothread_lock(^{ qmp_blockdev_change_medium(true, [drive cStringUsingEncoding: NSASCIIStringEncoding], false, NULL, [file cStringUsingEncoding: NSASCIIStringEncoding], true, "raw", true, false, false, 0, &err); }); handleAnyDeviceErrors(err); } } /* Verifies if the user really wants to quit */ - (BOOL)verifyQuit { NSAlert *alert = [NSAlert new]; [alert autorelease]; [alert setMessageText: @"Are you sure you want to quit QEMU?"]; [alert addButtonWithTitle: @"Cancel"]; [alert addButtonWithTitle: @"Quit"]; if([alert runModal] == NSAlertSecondButtonReturn) { return YES; } else { return NO; } } /* The action method for the About menu item */ - (IBAction) do_about_menu_item: (id) sender { NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; char *icon_path_c = get_relocated_path(CONFIG_QEMU_ICONDIR "/hicolor/512x512/apps/qemu.png"); NSString *icon_path = [NSString stringWithUTF8String:icon_path_c]; g_free(icon_path_c); NSImage *icon = [[NSImage alloc] initWithContentsOfFile:icon_path]; NSString *version = @"QEMU emulator version " QEMU_FULL_VERSION; NSString *copyright = @QEMU_COPYRIGHT; NSDictionary *options; if (icon) { options = @{ NSAboutPanelOptionApplicationIcon : icon, NSAboutPanelOptionApplicationVersion : version, @"Copyright" : copyright, }; [icon release]; } else { options = @{ NSAboutPanelOptionApplicationVersion : version, @"Copyright" : copyright, }; } [NSApp orderFrontStandardAboutPanelWithOptions:options]; [pool release]; } /* Used by the Speed menu items */ - (void)adjustSpeed:(id)sender { int throttle_pct; /* throttle percentage */ NSMenu *menu; menu = [sender menu]; if (menu != nil) { /* Unselect the currently selected item */ for (NSMenuItem *item in [menu itemArray]) { if (item.state == NSControlStateValueOn) { [item setState: NSControlStateValueOff]; break; } } } // check the menu item [sender setState: NSControlStateValueOn]; // get the throttle percentage throttle_pct = [sender tag]; with_iothread_lock(^{ cpu_throttle_set(throttle_pct); }); COCOA_DEBUG("cpu throttling at %d%c\n", cpu_throttle_get_percentage(), '%'); } @end @interface QemuApplication : NSApplication @end @implementation QemuApplication - (void)sendEvent:(NSEvent *)event { COCOA_DEBUG("QemuApplication: sendEvent\n"); if (![cocoaView handleEvent:event]) { [super sendEvent: event]; } } @end static void create_initial_menus(void) { // Add menus NSMenu *menu; NSMenuItem *menuItem; [NSApp setMainMenu:[[NSMenu alloc] init]]; [NSApp setServicesMenu:[[NSMenu alloc] initWithTitle:@"Services"]]; // Application menu menu = [[NSMenu alloc] initWithTitle:@""]; [menu addItemWithTitle:@"About QEMU" action:@selector(do_about_menu_item:) keyEquivalent:@""]; // About QEMU [menu addItem:[NSMenuItem separatorItem]]; //Separator menuItem = [menu addItemWithTitle:@"Services" action:nil keyEquivalent:@""]; [menuItem setSubmenu:[NSApp servicesMenu]]; [menu addItem:[NSMenuItem separatorItem]]; [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:(NSEventModifierFlagOption|NSEventModifierFlagCommand)]; [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+) // Machine menu menu = [[NSMenu alloc] initWithTitle: @"Machine"]; [menu setAutoenablesItems: NO]; [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Pause" action: @selector(pauseQEMU:) keyEquivalent: @""] autorelease]]; menuItem = [[[NSMenuItem alloc] initWithTitle: @"Resume" action: @selector(resumeQEMU:) keyEquivalent: @""] autorelease]; [menu addItem: menuItem]; [menuItem setEnabled: NO]; [menu addItem: [NSMenuItem separatorItem]]; [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Reset" action: @selector(restartQEMU:) keyEquivalent: @""] autorelease]]; [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Power Down" action: @selector(powerDownQEMU:) keyEquivalent: @""] autorelease]]; menuItem = [[[NSMenuItem alloc] initWithTitle: @"Machine" action:nil keyEquivalent:@""] autorelease]; [menuItem setSubmenu:menu]; [[NSApp mainMenu] addItem:menuItem]; // View menu menu = [[NSMenu alloc] initWithTitle:@"View"]; [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Enter Fullscreen" action:@selector(doToggleFullScreen:) keyEquivalent:@"f"] autorelease]]; // Fullscreen [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Zoom To Fit" action:@selector(zoomToFit:) keyEquivalent:@""] autorelease]]; menuItem = [[[NSMenuItem alloc] initWithTitle:@"View" action:nil keyEquivalent:@""] autorelease]; [menuItem setSubmenu:menu]; [[NSApp mainMenu] addItem:menuItem]; // Speed menu menu = [[NSMenu alloc] initWithTitle:@"Speed"]; // Add the rest of the Speed menu items int p, percentage, throttle_pct; for (p = 10; p >= 0; p--) { percentage = p * 10 > 1 ? p * 10 : 1; // prevent a 0% menu item menuItem = [[[NSMenuItem alloc] initWithTitle: [NSString stringWithFormat: @"%d%%", percentage] action:@selector(adjustSpeed:) keyEquivalent:@""] autorelease]; if (percentage == 100) { [menuItem setState: NSControlStateValueOn]; } /* Calculate the throttle percentage */ throttle_pct = -1 * percentage + 100; [menuItem setTag: throttle_pct]; [menu addItem: menuItem]; } menuItem = [[[NSMenuItem alloc] initWithTitle:@"Speed" 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 menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease]; [menuItem setSubmenu:menu]; [[NSApp mainMenu] addItem:menuItem]; } /* Returns a name for a given console */ static NSString * getConsoleName(QemuConsole * console) { g_autofree char *label = qemu_console_get_label(console); return [NSString stringWithUTF8String:label]; } /* Add an entry to the View menu for each console */ static void add_console_menu_entries(void) { NSMenu *menu; NSMenuItem *menuItem; int index = 0; menu = [[[NSApp mainMenu] itemWithTitle:@"View"] submenu]; [menu addItem:[NSMenuItem separatorItem]]; while (qemu_console_lookup_by_index(index) != NULL) { menuItem = [[[NSMenuItem alloc] initWithTitle: getConsoleName(qemu_console_lookup_by_index(index)) action: @selector(displayConsole:) keyEquivalent: @""] autorelease]; [menuItem setTag: index]; [menu addItem: menuItem]; index++; } } /* Make menu items for all removable devices. * Each device is given an 'Eject' and 'Change' menu item. */ static void addRemovableDevicesMenuItems(void) { NSMenu *menu; NSMenuItem *menuItem; BlockInfoList *currentDevice, *pointerToFree; NSString *deviceName; currentDevice = qmp_query_block(NULL); pointerToFree = currentDevice; menu = [[[NSApp mainMenu] itemWithTitle:@"Machine"] submenu]; // Add a separator between related groups of menu items [menu addItem:[NSMenuItem separatorItem]]; // Set the attributes to the "Removable Media" menu item NSString *titleString = @"Removable Media"; NSMutableAttributedString *attString=[[NSMutableAttributedString alloc] initWithString:titleString]; NSColor *newColor = [NSColor blackColor]; NSFontManager *fontManager = [NSFontManager sharedFontManager]; NSFont *font = [fontManager fontWithFamily:@"Helvetica" traits:NSBoldFontMask|NSItalicFontMask weight:0 size:14]; [attString addAttribute:NSFontAttributeName value:font range:NSMakeRange(0, [titleString length])]; [attString addAttribute:NSForegroundColorAttributeName value:newColor range:NSMakeRange(0, [titleString length])]; [attString addAttribute:NSUnderlineStyleAttributeName value:[NSNumber numberWithInt: 1] range:NSMakeRange(0, [titleString length])]; // Add the "Removable Media" menu item menuItem = [NSMenuItem new]; [menuItem setAttributedTitle: attString]; [menuItem setEnabled: NO]; [menu addItem: menuItem]; /* Loop through all the block devices in the emulator */ while (currentDevice) { deviceName = [[NSString stringWithFormat: @"%s", currentDevice->value->device] retain]; if(currentDevice->value->removable) { menuItem = [[NSMenuItem alloc] initWithTitle: [NSString stringWithFormat: @"Change %s...", currentDevice->value->device] action: @selector(changeDeviceMedia:) keyEquivalent: @""]; [menu addItem: menuItem]; [menuItem setRepresentedObject: deviceName]; [menuItem autorelease]; menuItem = [[NSMenuItem alloc] initWithTitle: [NSString stringWithFormat: @"Eject %s", currentDevice->value->device] action: @selector(ejectDeviceMedia:) keyEquivalent: @""]; [menu addItem: menuItem]; [menuItem setRepresentedObject: deviceName]; [menuItem autorelease]; } currentDevice = currentDevice->next; } qapi_free_BlockInfoList(pointerToFree); } @interface QemuCocoaPasteboardTypeOwner : NSObject<NSPasteboardTypeOwner> @end @implementation QemuCocoaPasteboardTypeOwner - (void)pasteboard:(NSPasteboard *)sender provideDataForType:(NSPasteboardType)type { if (type != NSPasteboardTypeString) { return; } with_iothread_lock(^{ QemuClipboardInfo *info = qemu_clipboard_info_ref(cbinfo); qemu_event_reset(&cbevent); qemu_clipboard_request(info, QEMU_CLIPBOARD_TYPE_TEXT); while (info == cbinfo && info->types[QEMU_CLIPBOARD_TYPE_TEXT].available && info->types[QEMU_CLIPBOARD_TYPE_TEXT].data == NULL) { qemu_mutex_unlock_iothread(); qemu_event_wait(&cbevent); qemu_mutex_lock_iothread(); } if (info == cbinfo) { NSData *data = [[NSData alloc] initWithBytes:info->types[QEMU_CLIPBOARD_TYPE_TEXT].data length:info->types[QEMU_CLIPBOARD_TYPE_TEXT].size]; [sender setData:data forType:NSPasteboardTypeString]; [data release]; } qemu_clipboard_info_unref(info); }); } @end static QemuCocoaPasteboardTypeOwner *cbowner; static void cocoa_clipboard_notify(Notifier *notifier, void *data); static void cocoa_clipboard_request(QemuClipboardInfo *info, QemuClipboardType type); static QemuClipboardPeer cbpeer = { .name = "cocoa", .notifier = { .notify = cocoa_clipboard_notify }, .request = cocoa_clipboard_request }; static void cocoa_clipboard_update_info(QemuClipboardInfo *info) { if (info->owner == &cbpeer || info->selection != QEMU_CLIPBOARD_SELECTION_CLIPBOARD) { return; } if (info != cbinfo) { NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init]; qemu_clipboard_info_unref(cbinfo); cbinfo = qemu_clipboard_info_ref(info); cbchangecount = [[NSPasteboard generalPasteboard] declareTypes:@[NSPasteboardTypeString] owner:cbowner]; [pool release]; } qemu_event_set(&cbevent); } static void cocoa_clipboard_notify(Notifier *notifier, void *data) { QemuClipboardNotify *notify = data; switch (notify->type) { case QEMU_CLIPBOARD_UPDATE_INFO: cocoa_clipboard_update_info(notify->info); return; case QEMU_CLIPBOARD_RESET_SERIAL: /* ignore */ return; } } static void cocoa_clipboard_request(QemuClipboardInfo *info, QemuClipboardType type) { NSAutoreleasePool *pool; NSData *text; switch (type) { case QEMU_CLIPBOARD_TYPE_TEXT: pool = [[NSAutoreleasePool alloc] init]; text = [[NSPasteboard generalPasteboard] dataForType:NSPasteboardTypeString]; if (text) { qemu_clipboard_set_data(&cbpeer, info, type, [text length], [text bytes], true); } [pool release]; break; default: break; } } /* * The startup process for the OSX/Cocoa UI is complicated, because * OSX insists that the UI runs on the initial main thread, and so we * need to start a second thread which runs the vl.c qemu_main(): * * Initial thread: 2nd thread: * in main(): * create qemu-main thread * wait on display_init semaphore * call qemu_main() * ... * in cocoa_display_init(): * post the display_init semaphore * wait on app_started semaphore * create application, menus, etc * enter OSX run loop * in applicationDidFinishLaunching: * post app_started semaphore * tell main thread to fullscreen if needed * [...] * run qemu main-loop * * We do this in two stages so that we don't do the creation of the * GUI application menus and so on for command line options like --help * where we want to just print text to stdout and exit immediately. */ static void *call_qemu_main(void *opaque) { int status; COCOA_DEBUG("Second thread: calling qemu_main()\n"); status = qemu_main(gArgc, gArgv, *_NSGetEnviron()); COCOA_DEBUG("Second thread: qemu_main() returned, exiting\n"); [cbowner release]; exit(status); } int main (int argc, char **argv) { QemuThread thread; COCOA_DEBUG("Entered main()\n"); gArgc = argc; gArgv = argv; qemu_sem_init(&display_init_sem, 0); qemu_sem_init(&app_started_sem, 0); qemu_thread_create(&thread, "qemu_main", call_qemu_main, NULL, QEMU_THREAD_DETACHED); COCOA_DEBUG("Main thread: waiting for display_init_sem\n"); qemu_sem_wait(&display_init_sem); COCOA_DEBUG("Main thread: initializing app\n"); 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); [QemuApplication sharedApplication]; create_initial_menus(); /* * Create the menu entries which depend on QEMU state (for consoles * and removeable devices). These make calls back into QEMU functions, * which is OK because at this point we know that the second thread * holds the iothread lock and is synchronously waiting for us to * finish. */ add_console_menu_entries(); addRemovableDevicesMenuItems(); // Create an Application controller QemuCocoaAppController *appController = [[QemuCocoaAppController alloc] init]; [NSApp setDelegate:appController]; // Start the main event loop COCOA_DEBUG("Main thread: entering OSX run loop\n"); [NSApp run]; COCOA_DEBUG("Main thread: left OSX run loop, exiting\n"); [appController release]; [pool release]; return 0; } #pragma mark qemu static void cocoa_update(DisplayChangeListener *dcl, int x, int y, int w, int h) { COCOA_DEBUG("qemu_cocoa: cocoa_update\n"); dispatch_async(dispatch_get_main_queue(), ^{ 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]; }); } static void cocoa_switch(DisplayChangeListener *dcl, DisplaySurface *surface) { pixman_image_t *image = surface->image; COCOA_DEBUG("qemu_cocoa: cocoa_switch\n"); // The DisplaySurface will be freed as soon as this callback returns. // We take a reference to the underlying pixman image here so it does // not disappear from under our feet; the switchSurface method will // deref the old image when it is done with it. pixman_image_ref(image); dispatch_async(dispatch_get_main_queue(), ^{ [cocoaView updateUIInfo]; [cocoaView switchSurface:image]; }); } static void cocoa_refresh(DisplayChangeListener *dcl) { NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init]; COCOA_DEBUG("qemu_cocoa: cocoa_refresh\n"); graphic_hw_update(NULL); if (qemu_input_is_absolute()) { dispatch_async(dispatch_get_main_queue(), ^{ if (![cocoaView isAbsoluteEnabled]) { if ([cocoaView isMouseGrabbed]) { [cocoaView ungrabMouse]; } } [cocoaView setAbsoluteEnabled:YES]; }); } if (cbchangecount != [[NSPasteboard generalPasteboard] changeCount]) { qemu_clipboard_info_unref(cbinfo); cbinfo = qemu_clipboard_info_new(&cbpeer, QEMU_CLIPBOARD_SELECTION_CLIPBOARD); if ([[NSPasteboard generalPasteboard] availableTypeFromArray:@[NSPasteboardTypeString]]) { cbinfo->types[QEMU_CLIPBOARD_TYPE_TEXT].available = true; } qemu_clipboard_update(cbinfo); cbchangecount = [[NSPasteboard generalPasteboard] changeCount]; qemu_event_set(&cbevent); } [pool release]; } static void cocoa_display_init(DisplayState *ds, DisplayOptions *opts) { COCOA_DEBUG("qemu_cocoa: cocoa_display_init\n"); /* Tell main thread to go ahead and create the app and enter the run loop */ qemu_sem_post(&display_init_sem); qemu_sem_wait(&app_started_sem); COCOA_DEBUG("cocoa_display_init: app start completed\n"); QemuCocoaAppController *controller = (QemuCocoaAppController *)[[NSApplication sharedApplication] delegate]; /* if fullscreen mode is to be used */ if (opts->has_full_screen && opts->full_screen) { dispatch_async(dispatch_get_main_queue(), ^{ [NSApp activateIgnoringOtherApps: YES]; [controller toggleFullScreen: nil]; }); } if (opts->u.cocoa.has_full_grab && opts->u.cocoa.full_grab) { dispatch_async(dispatch_get_main_queue(), ^{ [controller setFullGrab: nil]; }); } if (opts->has_show_cursor && opts->show_cursor) { cursor_hide = 0; } if (opts->u.cocoa.has_swap_opt_cmd) { swap_opt_cmd = opts->u.cocoa.swap_opt_cmd; } if (opts->u.cocoa.has_left_command_key && !opts->u.cocoa.left_command_key) { left_command_key_enabled = 0; } // register vga output callbacks register_displaychangelistener(&dcl); qemu_event_init(&cbevent, false); cbowner = [[QemuCocoaPasteboardTypeOwner alloc] init]; qemu_clipboard_peer_register(&cbpeer); } static QemuDisplay qemu_display_cocoa = { .type = DISPLAY_TYPE_COCOA, .init = cocoa_display_init, }; static void register_cocoa(void) { qemu_display_register(&qemu_display_cocoa); } type_init(register_cocoa);