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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/webui/constrained_web_dialog_delegate_base.h"
#import <Cocoa/Cocoa.h>
#include "base/memory/scoped_nsobject.h"
#include "chrome/browser/ui/cocoa/constrained_window_mac.h"
#include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
#include "chrome/browser/ui/webui/web_dialog_ui.h"
#include "chrome/browser/ui/webui/web_dialog_web_contents_delegate.h"
#include "content/public/browser/web_contents.h"
#include "ui/gfx/size.h"
using content::WebContents;
class ConstrainedWebDialogDelegateMac :
public ConstrainedWindowMacDelegateCustomSheet,
public ConstrainedWebDialogDelegate {
public:
ConstrainedWebDialogDelegateMac(
Profile* profile,
WebDialogDelegate* delegate,
WebDialogWebContentsDelegate* tab_delegate);
virtual ~ConstrainedWebDialogDelegateMac() {}
void set_window(ConstrainedWindow* window) {
return impl_->set_window(window);
}
// ConstrainedWebDialogDelegate interface
virtual const WebDialogDelegate*
GetWebDialogDelegate() const OVERRIDE {
return impl_->GetWebDialogDelegate();
}
virtual WebDialogDelegate* GetWebDialogDelegate() OVERRIDE {
return impl_->GetWebDialogDelegate();
}
virtual void OnDialogCloseFromWebUI() OVERRIDE {
return impl_->OnDialogCloseFromWebUI();
}
virtual void ReleaseTabContentsOnDialogClose() OVERRIDE {
return impl_->ReleaseTabContentsOnDialogClose();
}
virtual ConstrainedWindow* window() OVERRIDE {
return impl_->window();
}
virtual TabContentsWrapper* tab() OVERRIDE {
return impl_->tab();
}
// ConstrainedWindowMacDelegateCustomSheet interface
virtual void DeleteDelegate() OVERRIDE {
// From ConstrainedWindowMacDelegate: "you MUST close the sheet belonging to
// your delegate in this method."
if (is_sheet_open())
[NSApp endSheet:sheet()];
if (!impl_->closed_via_webui())
GetWebDialogDelegate()->OnDialogClosed("");
delete this;
}
private:
scoped_ptr<ConstrainedWebDialogDelegateBase> impl_;
DISALLOW_COPY_AND_ASSIGN(ConstrainedWebDialogDelegateMac);
};
// The delegate used to forward events from the sheet to the constrained
// window delegate. This bridge needs to be passed into the customsheet
// to allow the WebDialog to know when the sheet closes.
@interface ConstrainedWebDialogSheetCocoa : NSObject {
ConstrainedWebDialogDelegateMac* constrainedWebDelegate_; // weak
}
- (id)initWithConstrainedWebDialogDelegateMac:
(ConstrainedWebDialogDelegateMac*)ConstrainedWebDialogDelegateMac;
- (void)sheetDidEnd:(NSWindow*)sheet
returnCode:(int)returnCode
contextInfo:(void*)contextInfo;
@end
ConstrainedWebDialogDelegateMac::ConstrainedWebDialogDelegateMac(
Profile* profile,
WebDialogDelegate* delegate,
WebDialogWebContentsDelegate* tab_delegate)
: impl_(new ConstrainedWebDialogDelegateBase(profile,
delegate,
tab_delegate)) {
// Create NSWindow to hold web_contents in the constrained sheet:
gfx::Size size;
delegate->GetDialogSize(&size);
NSRect frame = NSMakeRect(0, 0, size.width(), size.height());
// |window| is retained by the ConstrainedWindowMacDelegateCustomSheet when
// the sheet is initialized.
scoped_nsobject<NSWindow> window;
window.reset(
[[NSWindow alloc] initWithContentRect:frame
styleMask:NSTitledWindowMask
backing:NSBackingStoreBuffered
defer:YES]);
[window.get() setContentView:tab()->web_contents()->GetNativeView()];
// Set the custom sheet to point to the new window.
ConstrainedWindowMacDelegateCustomSheet::init(
window.get(),
[[[ConstrainedWebDialogSheetCocoa alloc]
initWithConstrainedWebDialogDelegateMac:this] autorelease],
@selector(sheetDidEnd:returnCode:contextInfo:));
}
// static
ConstrainedWebDialogDelegate*
ConstrainedWebDialogUI::CreateConstrainedWebDialog(
Profile* profile,
WebDialogDelegate* delegate,
WebDialogWebContentsDelegate* tab_delegate,
TabContentsWrapper* wrapper) {
// Deleted when ConstrainedWebDialogDelegateMac::DeleteDelegate() runs.
ConstrainedWebDialogDelegateMac* constrained_delegate =
new ConstrainedWebDialogDelegateMac(profile, delegate, tab_delegate);
// Deleted when ConstrainedWebDialogDelegateMac::OnDialogCloseFromWebUI()
// runs.
ConstrainedWindow* constrained_window =
new ConstrainedWindowMac(wrapper, constrained_delegate);
constrained_delegate->set_window(constrained_window);
return constrained_delegate;
}
@implementation ConstrainedWebDialogSheetCocoa
- (id)initWithConstrainedWebDialogDelegateMac:
(ConstrainedWebDialogDelegateMac*)ConstrainedWebDialogDelegateMac {
if ((self = [super init]))
constrainedWebDelegate_ = ConstrainedWebDialogDelegateMac;
return self;
}
- (void)sheetDidEnd:(NSWindow*)sheet
returnCode:(int)returnCode
contextInfo:(void *)contextInfo {
[sheet orderOut:self];
}
@end
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