| Index: chrome/browser/ui/window_snapshot/window_snapshot_mac.mm
|
| diff --git a/chrome/browser/ui/window_snapshot/window_snapshot_mac.mm b/chrome/browser/ui/window_snapshot/window_snapshot_mac.mm
|
| new file mode 100755
|
| index 0000000000000000000000000000000000000000..10999aba0d098b603725ab3e0faf7a35b39e3936
|
| --- /dev/null
|
| +++ b/chrome/browser/ui/window_snapshot/window_snapshot_mac.mm
|
| @@ -0,0 +1,45 @@
|
| +// Copyright (c) 2011 The Chromium Authors. All rights reserved.
|
| +// Use of this source code is governed by a BSD-style license that can be
|
| +// found in the LICENSE file.
|
| +
|
| +#include "chrome/browser/ui/window_snapshot/window_snapshot.h"
|
| +
|
| +#import <Cocoa/Cocoa.h>
|
| +
|
| +#include "base/logging.h"
|
| +#include "base/mac/scoped_cftyperef.h"
|
| +#include "base/scoped_nsobject.h"
|
| +
|
| +namespace browser {
|
| +
|
| +void GrabWindowSnapshot(gfx::NativeWindow window,
|
| + std::vector<unsigned char>* png_representation,
|
| + int* width, int* height) {
|
| + png_representation->clear();
|
| + *width = 0;
|
| + *height = 0;
|
| +
|
| + // Make sure to grab the "window frame" view so we get current tab +
|
| + // tabstrip.
|
| + NSView* view = [[window contentView] superview];
|
| + base::mac::ScopedCFTypeRef<CGImageRef> windowSnapshot(CGWindowListCreateImage(
|
| + CGRectNull, kCGWindowListOptionIncludingWindow,
|
| + [[view window] windowNumber], kCGWindowImageBoundsIgnoreFraming));
|
| + if (CGImageGetWidth(windowSnapshot) <= 0)
|
| + return;
|
| +
|
| + scoped_nsobject<NSBitmapImageRep> rep(
|
| + [[NSBitmapImageRep alloc] initWithCGImage:windowSnapshot]);
|
| + NSData* data = [rep representationUsingType:NSPNGFileType properties:nil];
|
| + const unsigned char* buf = static_cast<const unsigned char*>([data bytes]);
|
| + NSUInteger length = [data length];
|
| + if (buf == NULL || length == 0)
|
| + return;
|
| +
|
| + *width = static_cast<int>([rep pixelsWide]);
|
| + *height = static_cast<int>([rep pixelsHigh]);
|
| + png_representation->assign(buf, buf + length);
|
| + DCHECK(png_representation->size() > 0);
|
| +}
|
| +
|
| +} // namespace browser
|
|
|