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// Copyright (c) 2013 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/validation_message_bubble_cocoa.h"
#include "base/mac/foundation_util.h"
#include "base/memory/scoped_ptr.h"
#include "base/strings/sys_string_conversions.h"
#import "chrome/browser/ui/cocoa/info_bubble_view.h"
#import "chrome/browser/ui/cocoa/info_bubble_window.h"
#import "chrome/browser/ui/cocoa/validation_message_bubble_controller.h"
#include "chrome/browser/ui/validation_message_bubble.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/render_widget_host.h"
#include "content/public/browser/render_widget_host_view.h"
#include "content/public/browser/web_contents.h"
#include "grit/theme_resources.h"
#import "third_party/google_toolbox_for_mac/src/AppKit/GTMUILocalizerAndLayoutTweaker.h"
#import "ui/base/cocoa/base_view.h"
#include "ui/base/cocoa/cocoa_base_utils.h"
#import "ui/base/cocoa/flipped_view.h"
#include "ui/base/resource/resource_bundle.h"
const CGFloat kWindowInitialWidth = 200;
const CGFloat kWindowInitialHeight = 100;
const CGFloat kWindowMinWidth = 64;
const CGFloat kWindowMaxWidth = 256;
const CGFloat kWindowPadding = 8;
const CGFloat kIconTextMargin = 4;
const CGFloat kTextVerticalMargin = 4;
@implementation ValidationMessageBubbleController
- (id)init:(NSWindow*)parentWindow
anchoredAt:(NSPoint)anchorPoint
mainText:(const base::string16&)mainText
subText:(const base::string16&)subText {
base::scoped_nsobject<InfoBubbleWindow> window(
[[InfoBubbleWindow alloc] initWithContentRect:
NSMakeRect(0, 0, kWindowInitialWidth, kWindowInitialHeight)
styleMask:NSBorderlessWindowMask
backing:NSBackingStoreBuffered
defer:NO]);
if ((self = [super initWithWindow:window.get()
parentWindow:parentWindow
anchoredAt:anchorPoint])) {
[[self bubble] setArrowLocation:info_bubble::kTopLeft];
self.shouldOpenAsKeyWindow = NO;
NSView* contentView = [ValidationMessageBubbleController
constructContentView:mainText subText:subText];
[[window contentView] addSubview:contentView];
NSRect contentFrame = [contentView frame];
NSRect windowFrame = [window frame];
windowFrame.size.width = NSWidth(contentFrame) + kWindowPadding * 2;
windowFrame.size.height = NSHeight(contentFrame) + kWindowPadding * 2
+ info_bubble::kBubbleArrowHeight;
[window setFrame:windowFrame display:NO];
[self showWindow:nil];
}
return self;
}
+ (NSView*)constructContentView:(const base::string16&)mainText
subText:(const base::string16&)subText {
NSRect contentFrame = NSMakeRect(kWindowPadding, kWindowPadding, 0, 0);
FlippedView* contentView = [[FlippedView alloc] initWithFrame:contentFrame];
NSImage* image = ResourceBundle::GetSharedInstance()
.GetNativeImageNamed(IDR_INPUT_ALERT).ToNSImage();
base::scoped_nsobject<NSImageView> imageView([[NSImageView alloc]
initWithFrame:NSMakeRect(0, 0, image.size.width, image.size.height)]);
[imageView setImageFrameStyle:NSImageFrameNone];
[imageView setImage:image];
[contentView addSubview:imageView];
contentFrame.size.height = image.size.height;
const CGFloat textX = NSWidth([imageView frame]) + kIconTextMargin;
NSRect textFrame = NSMakeRect(textX, 0, NSWidth(contentFrame) - textX, 0);
base::scoped_nsobject<NSTextField> text(
[[NSTextField alloc] initWithFrame:textFrame]);
[text setStringValue:base::SysUTF16ToNSString(mainText)];
[text setFont:[NSFont systemFontOfSize:[NSFont systemFontSize]]];
[text setEditable:NO];
[text setBezeled:NO];
const CGFloat minTextWidth = kWindowMinWidth - kWindowPadding * 2 - textX;
const CGFloat maxTextWidth = kWindowMaxWidth - kWindowPadding * 2 - textX;
[text sizeToFit];
[contentView addSubview:text];
textFrame = [text frame];
if (NSWidth(textFrame) < minTextWidth) {
textFrame.size.width = minTextWidth;
[text setFrame:textFrame];
} else if (NSWidth(textFrame) > maxTextWidth) {
textFrame.size.width = maxTextWidth;
textFrame.size.height = 0;
[text setFrame:textFrame];
[GTMUILocalizerAndLayoutTweaker sizeToFitFixedWidthTextField:text];
textFrame = [text frame];
}
contentFrame.size.width = NSMaxX(textFrame);
contentFrame.size.height =
std::max(NSHeight(contentFrame), NSHeight(textFrame));
if (!subText.empty()) {
NSRect subTextFrame = NSMakeRect(
textX, NSMaxY(textFrame) + kTextVerticalMargin,
NSWidth(textFrame), 0);
base::scoped_nsobject<NSTextField> text2(
[[NSTextField alloc] initWithFrame:subTextFrame]);
[text2 setStringValue:base::SysUTF16ToNSString(subText)];
[text2 setFont:[NSFont systemFontOfSize:[NSFont smallSystemFontSize]]];
[text2 setEditable:NO];
[text2 setBezeled:NO];
[text2 sizeToFit];
subTextFrame = [text2 frame];
if (NSWidth(subTextFrame) > maxTextWidth) {
subTextFrame.size.width = maxTextWidth;
[text2 setFrame:subTextFrame];
[GTMUILocalizerAndLayoutTweaker sizeToFitFixedWidthTextField:text2];
subTextFrame = [text2 frame];
}
[contentView addSubview:text2];
contentFrame.size.width =
std::max(NSWidth(contentFrame), NSMaxX(subTextFrame));
contentFrame.size.height =
std::max(NSHeight(contentFrame), NSMaxY(subTextFrame));
}
[contentView setFrame:contentFrame];
return contentView;
}
@end // implementation ValidationMessageBubbleCocoa
// ----------------------------------------------------------------
// Converts |anchor_in_root_view| in rwhv coordinates to cocoa screen
// coordinates, and returns an NSPoint at the center of the bottom side of the
// converted rectangle.
NSPoint GetAnchorPoint(content::RenderWidgetHost* widget_host,
const gfx::Rect& anchor_in_root_view) {
BaseView* view = base::mac::ObjCCastStrict<BaseView>(
widget_host->GetView()->GetNativeView());
NSRect cocoaRect = [view flipRectToNSRect:anchor_in_root_view];
NSRect windowRect = [view convertRect:cocoaRect toView:nil];
NSPoint point = NSMakePoint(NSMidX(windowRect), NSMinY(windowRect));
return ui::ConvertPointFromWindowToScreen([view window], point);
}
ValidationMessageBubbleCocoa::ValidationMessageBubbleCocoa(
content::WebContents* web_contents,
const gfx::Rect& anchor_in_root_view,
const base::string16& main_text,
const base::string16& sub_text) {
content::RenderWidgetHost* widget_host =
web_contents->GetRenderViewHost()->GetWidget();
controller_.reset([[[ValidationMessageBubbleController alloc]
init:[widget_host->GetView()->GetNativeView() window]
anchoredAt:GetAnchorPoint(widget_host, anchor_in_root_view)
mainText:main_text
subText:sub_text] retain]);
}
ValidationMessageBubbleCocoa::~ValidationMessageBubbleCocoa() {
[controller_ close];
}
void ValidationMessageBubbleCocoa::SetPositionRelativeToAnchor(
content::RenderWidgetHost* widget_host,
const gfx::Rect& anchor_in_root_view) {
[controller_ setAnchorPoint:GetAnchorPoint(widget_host, anchor_in_root_view)];
}
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