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// Copyright (c) 2012 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/cocoa/tab_contents/sad_tab_view_cocoa.h"
#import "base/mac/foundation_util.h"
#include "components/grit/components_scaled_resources.h"
#import "third_party/google_toolbox_for_mac/src/AppKit/GTMUILocalizerAndLayoutTweaker.h"
#import "ui/base/cocoa/controls/blue_label_button.h"
#import "ui/base/cocoa/controls/hyperlink_text_view.h"
#include "ui/base/l10n/l10n_util_mac.h"
#include "ui/base/resource/resource_bundle.h"
namespace {
// Maximum width used by page contents.
const CGFloat kMaxContainerWidth = 600;
// Padding between icon and title.
const CGFloat kIconTitleSpacing = 40;
// Padding between title and message.
const CGFloat kTitleMessageSpacing = 18;
// Padding between message and link.
const CGFloat kMessageLinkSpacing = 50;
// Padding between message and button.
const CGFloat kMessageButtonSpacing = 44;
// Minimum margins on all sides.
const CGFloat kTabMargin = 13;
// Maximum margin on top.
const CGFloat kMaxTopMargin = 130;
NSTextField* MakeLabelTextField(NSRect frame) {
// Not a scoped_nsobject for easy property access.
NSTextField* ret = [[[NSTextField alloc] initWithFrame:frame] autorelease];
ret.autoresizingMask = NSViewWidthSizable;
ret.editable = NO;
ret.drawsBackground = NO;
ret.bezeled = NO;
return ret;
}
} // namespace
@interface SadTabContainerView : NSView
@end
@implementation SadTabContainerView
- (BOOL)isFlipped {
return YES;
}
@end
@interface SadTabView ()<NSTextViewDelegate>
@end
@implementation SadTabView {
NSView* container_;
NSTextField* message_;
HyperlinkTextView* help_;
NSButton* button_;
chrome::SadTab* sadTab_;
}
- (instancetype)initWithFrame:(NSRect)frame sadTab:(chrome::SadTab*)sadTab {
if ((self = [super initWithFrame:frame])) {
sadTab_ = sadTab;
self.wantsLayer = YES;
self.layer.backgroundColor =
[NSColor colorWithCalibratedWhite:245.0f / 255.0f alpha:1.0].CGColor;
container_ = [[SadTabContainerView new] autorelease];
NSImage* iconImage = ResourceBundle::GetSharedInstance()
.GetNativeImageNamed(IDR_CRASH_SAD_TAB)
.ToNSImage();
NSImageView* icon = [[NSImageView new] autorelease];
icon.image = iconImage;
icon.frameSize = iconImage.size;
[container_ addSubview:icon];
NSTextField* title = MakeLabelTextField(
NSMakeRect(0, NSMaxY(icon.frame) + kIconTitleSpacing, 0, 0));
title.font = [NSFont systemFontOfSize:24];
title.textColor =
[NSColor colorWithCalibratedWhite:38.0f / 255.0f alpha:1.0];
NSMutableParagraphStyle* titleStyle =
[[NSMutableParagraphStyle new] autorelease];
titleStyle.lineSpacing = 6;
title.attributedStringValue = [[[NSAttributedString alloc]
initWithString:l10n_util::GetNSString(sadTab->GetTitle())
attributes:@{NSParagraphStyleAttributeName : titleStyle}]
autorelease];
[title sizeToFit];
[container_ addSubview:title];
NSFont* messageFont = [NSFont systemFontOfSize:14];
NSColor* messageColor =
[NSColor colorWithCalibratedWhite:81.0f / 255.0f alpha:1.0];
message_ = MakeLabelTextField(NSMakeRect(0, NSMaxY(title.frame), 0, 0));
message_.frameOrigin =
NSMakePoint(0, NSMaxY(title.frame) + kTitleMessageSpacing);
base::mac::ObjCCast<NSCell>(message_.cell).wraps = YES;
message_.font = messageFont;
message_.textColor = messageColor;
message_.stringValue = l10n_util::GetNSString(sadTab->GetMessage());
[container_ addSubview:message_];
NSString* helpLinkTitle =
l10n_util::GetNSString(sadTab->GetHelpLinkTitle());
help_ = [[[HyperlinkTextView alloc]
initWithFrame:NSMakeRect(0, 0, 1, message_.font.pointSize + 4)]
autorelease];
help_.delegate = self;
help_.autoresizingMask = NSViewWidthSizable;
help_.textContainer.lineFragmentPadding = 2; // To align with message_.
[help_ setMessage:helpLinkTitle
withFont:messageFont
messageColor:messageColor];
[help_ addLinkRange:NSMakeRange(0, helpLinkTitle.length)
withURL:@(sadTab->GetHelpLinkURL())
linkColor:messageColor];
[help_ sizeToFit];
[container_ addSubview:help_];
button_ = [[BlueLabelButton new] autorelease];
button_.target = self;
button_.action = @selector(buttonClicked);
button_.title = l10n_util::GetNSString(sadTab->GetButtonTitle());
[button_ sizeToFit];
[container_ addSubview:button_];
[self addSubview:container_];
[self resizeSubviewsWithOldSize:self.bounds.size];
}
return self;
}
- (BOOL)isOpaque {
return YES;
}
- (BOOL)isFlipped {
return YES;
}
- (void)updateLayer {
// Currently, updateLayer is only called once. If that changes, a DCHECK in
// SadTab::RecordFirstPaint will pipe up and we should add a guard here.
sadTab_->RecordFirstPaint();
}
- (void)resizeSubviewsWithOldSize:(NSSize)oldSize {
[super resizeSubviewsWithOldSize:oldSize];
NSSize size = self.bounds.size;
NSSize containerSize = NSMakeSize(
std::min(size.width - 2 * kTabMargin, kMaxContainerWidth), size.height);
// Set the container's size first because text wrapping depends on its width.
container_.frameSize = containerSize;
// |message_| can wrap to variable number of lines.
[GTMUILocalizerAndLayoutTweaker sizeToFitFixedWidthTextField:message_];
help_.frameOrigin =
NSMakePoint(0, NSMaxY(message_.frame) + kMessageLinkSpacing);
button_.frameOrigin =
NSMakePoint(containerSize.width - NSWidth(button_.bounds),
NSMaxY(message_.frame) + kMessageButtonSpacing);
containerSize.height = NSMaxY(button_.frame);
container_.frameSize = containerSize;
// Center. Top margin is must be between kTabMargin and kMaxTopMargin.
container_.frameOrigin = NSMakePoint(
floor((size.width - containerSize.width) / 2),
std::min(kMaxTopMargin,
std::max(kTabMargin,
size.height - containerSize.height - kTabMargin)));
}
- (void)buttonClicked {
sadTab_->PerformAction(chrome::SadTab::Action::BUTTON);
}
// Called when someone clicks on the embedded link.
- (BOOL)textView:(NSTextView*)textView
clickedOnLink:(id)link
atIndex:(NSUInteger)charIndex {
sadTab_->PerformAction(chrome::SadTab::Action::HELP_LINK);
return YES;
}
@end
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