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// 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.
#ifndef CHROME_BROWSER_UI_COCOA_BUBBLE_VIEW_H_
#define CHROME_BROWSER_UI_COCOA_BUBBLE_VIEW_H_
#import <Cocoa/Cocoa.h>
#include "base/mac/scoped_nsobject.h"
// A view class that looks like a "bubble" with rounded corners and displays
// text inside. Can be themed. To put flush against the sides of a window, the
// corner flags can be adjusted.
// Constants that define where the bubble will have a rounded corner. If
// not set, the corner will be square.
enum {
kRoundedTopLeftCorner = 1,
kRoundedTopRightCorner = 1 << 1,
kRoundedBottomLeftCorner = 1 << 2,
kRoundedBottomRightCorner = 1 << 3,
kRoundedAllCorners = kRoundedTopLeftCorner |
kRoundedTopRightCorner |
kRoundedBottomLeftCorner |
kRoundedBottomRightCorner
};
// Constants that affect where the text is positioned within the view. They
// are exposed in case anyone needs to use the padding to set the content string
// length appropriately based on available space (such as eliding a URL).
enum {
kBubbleViewTextPositionX = 4,
kBubbleViewTextPositionY = 2
};
@interface BubbleView : NSView {
@private
base::scoped_nsobject<NSString> content_;
unsigned long cornerFlags_;
// The window from which we get the theme used to draw. In some cases,
// it might not be the window we're in. As a result, this may or may not
// directly own us, so it needs to be weak to prevent a cycle.
NSWindow* themeProvider_;
}
// Sets the string displayed in the bubble. A copy of the string is made.
- (void)setContent:(NSString*)content;
// Sets which corners will be rounded.
- (void)setCornerFlags:(unsigned long)flags;
// Sets the window whose theme is used to draw.
- (void)setThemeProvider:(NSWindow*)provider;
// The font used to display the content string.
- (NSFont*)font;
@end
// APIs exposed only for testing.
@interface BubbleView(TestingOnly)
- (NSString*)content;
- (unsigned long)cornerFlags;
@end
#endif // CHROME_BROWSER_UI_COCOA_BUBBLE_VIEW_H_