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winemac: Initialize window surface to Mac-standard window background color instead of black.

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This commit is contained in:
Ken Thomases 2013-04-04 14:26:08 -05:00 committed by Alexandre Julliard
parent 26a74c664d
commit f37153ac7d
3 changed files with 47 additions and 1 deletions
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42
dlls/winemac.drv/cocoa_window.m
View File

@ -1796,3 +1796,45 @@ void macdrv_remove_view_opengl_context(macdrv_view v, macdrv_opengl_context c)
[pool release];
}
/***********************************************************************
* macdrv_window_background_color
*
* Returns the standard Mac window background color as a 32-bit value of
* the form 0x00rrggbb.
*/
uint32_t macdrv_window_background_color(void)
{
static uint32_t result;
static dispatch_once_t once;
// Annoyingly, [NSColor windowBackgroundColor] refuses to convert to other
// color spaces (RGB or grayscale). So, the only way to get RGB values out
// of it is to draw with it.
dispatch_once(&once, ^{
OnMainThread(^{
unsigned char rgbx[4];
unsigned char *planes = rgbx;
NSBitmapImageRep *bitmap = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:&planes
pixelsWide:1
pixelsHigh:1
bitsPerSample:8
samplesPerPixel:3
hasAlpha:NO
isPlanar:NO
colorSpaceName:NSCalibratedRGBColorSpace
bitmapFormat:0
bytesPerRow:4
bitsPerPixel:32];
[NSGraphicsContext saveGraphicsState];
[NSGraphicsContext setCurrentContext:[NSGraphicsContext graphicsContextWithBitmapImageRep:bitmap]];
[[NSColor windowBackgroundColor] set];
NSRectFill(NSMakeRect(0, 0, 1, 1));
[NSGraphicsContext restoreGraphicsState];
[bitmap release];
result = rgbx[0] << 16 | rgbx[1] << 8 | rgbx[2];
});
});
return result;
}

1
dlls/winemac.drv/macdrv_cocoa.h
View File

@ -347,6 +347,7 @@ extern void macdrv_dispose_view(macdrv_view v) DECLSPEC_HIDDEN;
extern void macdrv_set_view_window_and_frame(macdrv_view v, macdrv_window w, CGRect rect) DECLSPEC_HIDDEN;
extern void macdrv_add_view_opengl_context(macdrv_view v, macdrv_opengl_context c) DECLSPEC_HIDDEN;
extern void macdrv_remove_view_opengl_context(macdrv_view v, macdrv_opengl_context c) DECLSPEC_HIDDEN;
extern uint32_t macdrv_window_background_color(void) DECLSPEC_HIDDEN;
/* keyboard */

5
dlls/winemac.drv/surface.c
View File

@ -236,6 +236,7 @@ struct window_surface *create_surface(macdrv_window window, const RECT *rect,
DWORD *colors;
pthread_mutexattr_t attr;
int err;
DWORD window_background;
surface = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
FIELD_OFFSET(struct macdrv_window_surface, info.bmiColors[3]));
@ -286,8 +287,10 @@ struct window_surface *create_surface(macdrv_window window, const RECT *rect,
}
update_blit_data(surface);
surface->use_alpha = use_alpha;
surface->bits = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, surface->info.bmiHeader.biSizeImage);
surface->bits = HeapAlloc(GetProcessHeap(), 0, surface->info.bmiHeader.biSizeImage);
if (!surface->bits) goto failed;
window_background = macdrv_window_background_color();
memset_pattern4(surface->bits, &window_background, surface->info.bmiHeader.biSizeImage);
TRACE("created %p for %p %s bits %p-%p\n", surface, window, wine_dbgstr_rect(rect),
surface->bits, surface->bits + surface->info.bmiHeader.biSizeImage);