Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 1 | // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #import "chrome/browser/ui/cocoa/bubble_view.h" |
| 6 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 7 | #include "chrome/browser/themes/theme_properties.h" |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 8 | #import "chrome/browser/ui/cocoa/themed_window.h" |
| 9 | #import "third_party/GTM/AppKit/GTMNSBezierPath+RoundRect.h" |
| 10 | #import "third_party/GTM/AppKit/GTMNSColor+Luminance.h" |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 11 | #include "ui/base/theme_provider.h" |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 12 | |
| 13 | // The roundedness of the edges of the bubble. This matches the value used on |
| 14 | // Lion for window corners. |
| 15 | const int kBubbleCornerRadius = 3; |
| 16 | const float kWindowEdge = 0.7f; |
| 17 | |
| 18 | @implementation BubbleView |
| 19 | |
| 20 | // Designated initializer. |provider| is the window from which we get the |
| 21 | // current theme to draw text and backgrounds. If nil, the current window will |
| 22 | // be checked. The caller needs to ensure |provider| can't go away as it will |
| 23 | // not be retained. Defaults to all corners being rounded. |
| 24 | - (id)initWithFrame:(NSRect)frame themeProvider:(NSWindow*)provider { |
| 25 | if ((self = [super initWithFrame:frame])) { |
| 26 | cornerFlags_ = kRoundedAllCorners; |
| 27 | themeProvider_ = provider; |
| 28 | } |
| 29 | return self; |
| 30 | } |
| 31 | |
| 32 | // Sets the string displayed in the bubble. A copy of the string is made. |
| 33 | - (void)setContent:(NSString*)content { |
| 34 | if ([content_ isEqualToString:content]) |
| 35 | return; |
| 36 | content_.reset([content copy]); |
| 37 | [self setNeedsDisplay:YES]; |
| 38 | } |
| 39 | |
| 40 | // Sets which corners will be rounded. |
| 41 | - (void)setCornerFlags:(unsigned long)flags { |
| 42 | if (cornerFlags_ == flags) |
| 43 | return; |
| 44 | cornerFlags_ = flags; |
| 45 | [self setNeedsDisplay:YES]; |
| 46 | } |
| 47 | |
| 48 | - (void)setThemeProvider:(NSWindow*)provider { |
| 49 | if (themeProvider_ == provider) |
| 50 | return; |
| 51 | themeProvider_ = provider; |
| 52 | [self setNeedsDisplay:YES]; |
| 53 | } |
| 54 | |
| 55 | - (NSString*)content { |
| 56 | return content_.get(); |
| 57 | } |
| 58 | |
| 59 | - (unsigned long)cornerFlags { |
| 60 | return cornerFlags_; |
| 61 | } |
| 62 | |
| 63 | // The font used to display the content string. |
| 64 | - (NSFont*)font { |
| 65 | return [NSFont systemFontOfSize:[NSFont smallSystemFontSize]]; |
| 66 | } |
| 67 | |
| 68 | // Draws the themed background and the text. Will draw a gray bg if no theme. |
| 69 | - (void)drawRect:(NSRect)rect { |
| 70 | float topLeftRadius = |
| 71 | cornerFlags_ & kRoundedTopLeftCorner ? kBubbleCornerRadius : 0; |
| 72 | float topRightRadius = |
| 73 | cornerFlags_ & kRoundedTopRightCorner ? kBubbleCornerRadius : 0; |
| 74 | float bottomLeftRadius = |
| 75 | cornerFlags_ & kRoundedBottomLeftCorner ? kBubbleCornerRadius : 0; |
| 76 | float bottomRightRadius = |
| 77 | cornerFlags_ & kRoundedBottomRightCorner ? kBubbleCornerRadius : 0; |
| 78 | |
| 79 | ui::ThemeProvider* themeProvider = |
| 80 | themeProvider_ ? [themeProvider_ themeProvider] : |
| 81 | [[self window] themeProvider]; |
| 82 | |
| 83 | // Background / Edge |
| 84 | |
| 85 | NSRect bounds = [self bounds]; |
| 86 | bounds = NSInsetRect(bounds, 0.5, 0.5); |
| 87 | NSBezierPath* border = |
| 88 | [NSBezierPath gtm_bezierPathWithRoundRect:bounds |
| 89 | topLeftCornerRadius:topLeftRadius |
| 90 | topRightCornerRadius:topRightRadius |
| 91 | bottomLeftCornerRadius:bottomLeftRadius |
| 92 | bottomRightCornerRadius:bottomRightRadius]; |
| 93 | |
| 94 | if (themeProvider) |
Ben Murdoch | bb1529c | 2013-08-08 10:24:53 +0100 | [diff] [blame^] | 95 | [themeProvider->GetNSColor(ThemeProperties::COLOR_TOOLBAR) set]; |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 96 | [border fill]; |
| 97 | |
| 98 | [[NSColor colorWithDeviceWhite:kWindowEdge alpha:1.0f] set]; |
| 99 | [border stroke]; |
| 100 | |
| 101 | // Text |
| 102 | NSColor* textColor = [NSColor blackColor]; |
| 103 | if (themeProvider) |
Ben Murdoch | bb1529c | 2013-08-08 10:24:53 +0100 | [diff] [blame^] | 104 | textColor = themeProvider->GetNSColor(ThemeProperties::COLOR_TAB_TEXT); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 105 | NSFont* textFont = [self font]; |
Ben Murdoch | eb525c5 | 2013-07-10 11:40:50 +0100 | [diff] [blame] | 106 | base::scoped_nsobject<NSShadow> textShadow([[NSShadow alloc] init]); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 107 | [textShadow setShadowBlurRadius:0.0f]; |
| 108 | [textShadow.get() setShadowColor:[textColor gtm_legibleTextColor]]; |
| 109 | [textShadow.get() setShadowOffset:NSMakeSize(0.0f, -1.0f)]; |
| 110 | |
| 111 | NSDictionary* textDict = [NSDictionary dictionaryWithObjectsAndKeys: |
| 112 | textColor, NSForegroundColorAttributeName, |
| 113 | textFont, NSFontAttributeName, |
| 114 | textShadow.get(), NSShadowAttributeName, |
| 115 | nil]; |
| 116 | [content_ drawAtPoint:NSMakePoint(kBubbleViewTextPositionX, |
| 117 | kBubbleViewTextPositionY) |
| 118 | withAttributes:textDict]; |
| 119 | } |
| 120 | |
| 121 | @end |