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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.
#import "chrome/browser/ui/cocoa/download/download_show_all_cell.h"
#import "chrome/browser/themes/theme_properties.h"
#import "chrome/browser/themes/theme_service.h"
#import "chrome/browser/ui/cocoa/download/background_theme.h"
#import "chrome/browser/ui/cocoa/themed_window.h"
#include "grit/theme_resources.h"
// Distance from top border to icon.
const CGFloat kImagePaddingTop = 7;
// Distance from left border to icon.
const CGFloat kImagePaddingLeft = 11;
// Width of icon.
const CGFloat kImageWidth = 16;
// Height of icon.
const CGFloat kImageHeight = 16;
// x distance between image and title.
const CGFloat kImageTextPadding = 4;
// x coordinate of download name string, in view coords.
const CGFloat kTextPosLeft =
kImagePaddingLeft + kImageWidth + kImageTextPadding;
// Distance from end of title to right border.
const CGFloat kTextPaddingRight = 13;
// y coordinate of title, in view coords.
const CGFloat kTextPosTop = 10;
// Width of outer stroke
const CGFloat kOuterStrokeWidth = 1;
@interface DownloadShowAllCell(Private)
- (const ui::ThemeProvider*)backgroundThemeWrappingProvider:
(const ui::ThemeProvider*)provider;
- (BOOL)pressedWithDefaultTheme;
- (NSColor*)titleColor;
@end
@implementation DownloadShowAllCell
- (void)setInitialState {
[self setFont:[NSFont systemFontOfSize:
[NSFont systemFontSizeForControlSize:NSSmallControlSize]]];
}
// For nib instantiations
- (id)initWithCoder:(NSCoder*)decoder {
if ((self = [super initWithCoder:decoder])) {
[self setInitialState];
}
return self;
}
// For programmatic instantiations.
- (id)initTextCell:(NSString*)string {
if ((self = [super initTextCell:string])) {
[self setInitialState];
}
return self;
}
- (void)setShowsBorderOnlyWhileMouseInside:(BOOL)showOnly {
// Override to make sure it doesn't do anything if it's called accidentally.
}
- (const ui::ThemeProvider*)backgroundThemeWrappingProvider:
(const ui::ThemeProvider*)provider {
if (!themeProvider_.get()) {
themeProvider_.reset(new BackgroundTheme(provider));
}
return themeProvider_.get();
}
// Returns if the button was pressed while the default theme was active.
- (BOOL)pressedWithDefaultTheme {
const ui::ThemeProvider* themeProvider =
[[[self controlView] window] themeProvider];
bool isDefaultTheme =
!themeProvider->HasCustomImage(IDR_THEME_BUTTON_BACKGROUND);
return isDefaultTheme && [self isHighlighted];
}
// Returns the text color that should be used to draw title text.
- (NSColor*)titleColor {
const ui::ThemeProvider* themeProvider =
[[[self controlView] window] themeProvider];
if (!themeProvider || [self pressedWithDefaultTheme])
return [NSColor alternateSelectedControlTextColor];
return themeProvider->GetNSColor(ThemeProperties::COLOR_BOOKMARK_TEXT);
}
- (void)drawWithFrame:(NSRect)cellFrame inView:(NSView*)controlView {
NSRect drawFrame = NSInsetRect(cellFrame, 1.5, 1.5);
NSRect innerFrame = NSInsetRect(cellFrame, 2, 2);
const float radius = 3;
NSWindow* window = [controlView window];
BOOL active = [window isKeyWindow] || [window isMainWindow];
// In the default theme, draw download items with the bookmark button
// gradient. For some themes, this leads to unreadable text, so draw the item
// with a background that looks like windows (some transparent white) if a
// theme is used. Use custom theme object with a white color gradient to trick
// the superclass into drawing what we want.
const ui::ThemeProvider* themeProvider =
[[[self controlView] window] themeProvider];
if (!themeProvider)
return;
bool isDefaultTheme =
!themeProvider->HasCustomImage(IDR_THEME_BUTTON_BACKGROUND);
NSGradient* bgGradient = nil;
if (!isDefaultTheme) {
themeProvider = [self backgroundThemeWrappingProvider:themeProvider];
bgGradient = themeProvider->GetNSGradient(
active ? ThemeProperties::GRADIENT_TOOLBAR_BUTTON :
ThemeProperties::GRADIENT_TOOLBAR_BUTTON_INACTIVE);
}
NSBezierPath* buttonInnerPath =
[NSBezierPath bezierPathWithRoundedRect:drawFrame
xRadius:radius
yRadius:radius];
// Stroke the borders and appropriate fill gradient.
[self drawBorderAndFillForTheme:themeProvider
controlView:controlView
innerPath:buttonInnerPath
showClickedGradient:[self isHighlighted]
showHighlightGradient:[self isMouseInside]
hoverAlpha:0.0
active:active
cellFrame:cellFrame
defaultGradient:bgGradient];
[self drawInteriorWithFrame:innerFrame inView:controlView];
}
- (NSDictionary*)textAttributes {
return [NSDictionary dictionaryWithObjectsAndKeys:
[self titleColor], NSForegroundColorAttributeName,
[self font], NSFontAttributeName,
nil];
}
- (void)drawInteriorWithFrame:(NSRect)cellFrame inView:(NSView*)controlView {
// Draw title
NSPoint primaryPos = NSMakePoint(
cellFrame.origin.x + kTextPosLeft, kTextPosTop);
[[self title] drawAtPoint:primaryPos withAttributes:[self textAttributes]];
// Draw icon
[[self image] drawInRect:[self imageRectForBounds:cellFrame]
fromRect:NSZeroRect
operation:NSCompositeSourceOver
fraction:[self isEnabled] ? 1.0 : 0.5
respectFlipped:YES
hints:nil];
}
- (NSRect)imageRectForBounds:(NSRect)cellFrame {
return NSMakeRect(cellFrame.origin.x + kImagePaddingLeft,
cellFrame.origin.y + kImagePaddingTop,
kImageWidth,
kImageHeight);
}
- (NSSize)cellSize {
NSSize size = [super cellSize];
// Custom width:
NSSize textSize = [[self title] sizeWithAttributes:[self textAttributes]];
size.width = kTextPosLeft + textSize.width + kTextPaddingRight +
kOuterStrokeWidth * 2;
return size;
}
@end
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