chrome/browser/ui/cocoa/tab_modal_confirm_dialog_mac.mm

   1 // Copyright (c) 2012 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 #include "chrome/browser/ui/cocoa/tab_modal_confirm_dialog_mac.h"
   6
   7 #include "base/mac/scoped_nsobject.h"
   8 #include "chrome/browser/ui/browser_dialogs.h"
   9 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_alert.h"
  10 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_custom_sheet.h"
  11 #import "chrome/browser/ui/cocoa/key_equivalent_constants.h"
  12 #include "chrome/browser/ui/tab_modal_confirm_dialog_delegate.h"
  13 #include "chrome/common/chrome_switches.h"
  14 #include "ui/base/cocoa/cocoa_event_utils.h"
  15 #include "ui/base/l10n/l10n_util_mac.h"
  16 #include "ui/gfx/image/image.h"
  17
  18 // static
  19 TabModalConfirmDialog* TabModalConfirmDialog::Create(
  20     TabModalConfirmDialogDelegate* delegate,
  21     content::WebContents* web_contents) {
  22   // Deletes itself when closed.
  23   return new TabModalConfirmDialogMac(delegate, web_contents);
  24 }
  25
  26 @interface TabModalConfirmDialogMacBridge : NSObject {
  27   TabModalConfirmDialogDelegate* delegate_;  // weak
  28 }
  29 @end
  30
  31 @implementation TabModalConfirmDialogMacBridge
  32
  33 - (id)initWithDelegate:(TabModalConfirmDialogDelegate*)delegate {
  34   if ((self = [super init])) {
  35     delegate_ = delegate;
  36     DCHECK(delegate_);
  37   }
  38   return self;
  39 }
  40
  41 - (void)onAcceptButton:(id)sender {
  42   delegate_->Accept();
  43 }
  44
  45 - (void)onCancelButton:(id)sender {
  46   delegate_->Cancel();
  47 }
  48
  49 - (void)onLinkClicked:(id)sender {
  50   WindowOpenDisposition disposition =
  51       ui::WindowOpenDispositionFromNSEvent([NSApp currentEvent]);
  52   delegate_->LinkClicked(disposition);
  53 }
  54
  55 @end
  56
  57 TabModalConfirmDialogMac::TabModalConfirmDialogMac(
  58     TabModalConfirmDialogDelegate* delegate,
  59     content::WebContents* web_contents)
  60     : closing_(false),
  61       delegate_(delegate) {
  62   bridge_.reset([[TabModalConfirmDialogMacBridge alloc]
  63       initWithDelegate:delegate]);
  64
  65   alert_.reset([[ConstrainedWindowAlert alloc] init]);
  66   [alert_ setMessageText:
  67       l10n_util::FixUpWindowsStyleLabel(delegate->GetTitle())];
  68   [alert_ setLinkText:l10n_util::FixUpWindowsStyleLabel(
  69                           delegate->GetLinkText())
  70                target:bridge_
  71                action:@selector(onLinkClicked:)];
  72   [alert_ setInformativeText:
  73       l10n_util::FixUpWindowsStyleLabel(delegate->GetMessage())];
  74   [alert_ addButtonWithTitle:
  75       l10n_util::FixUpWindowsStyleLabel(delegate->GetAcceptButtonTitle())
  76               keyEquivalent:kKeyEquivalentReturn
  77                      target:bridge_
  78                      action:@selector(onAcceptButton:)];
  79   [alert_ addButtonWithTitle:
  80       l10n_util::FixUpWindowsStyleLabel(delegate->GetCancelButtonTitle())
  81               keyEquivalent:kKeyEquivalentEscape
  82                      target:bridge_
  83                      action:@selector(onCancelButton:)];
  84   [[alert_ closeButton] setTarget:bridge_];
  85   [[alert_ closeButton] setAction:@selector(onCancelButton:)];
  86   [alert_ layout];
  87
  88   base::scoped_nsobject<CustomConstrainedWindowSheet> sheet(
  89       [[CustomConstrainedWindowSheet alloc]
  90           initWithCustomWindow:[alert_ window]]);
  91   window_.reset(new ConstrainedWindowMac(this, web_contents, sheet));
  92   delegate_->set_close_delegate(this);
  93 }
  94
  95 TabModalConfirmDialogMac::~TabModalConfirmDialogMac() {
  96 }
  97
  98 void TabModalConfirmDialogMac::AcceptTabModalDialog() {
  99   delegate_->Accept();
 100 }
 101
 102 void TabModalConfirmDialogMac::CancelTabModalDialog() {
 103   delegate_->Cancel();
 104 }
 105
 106 void TabModalConfirmDialogMac::CloseDialog() {
 107   if (!closing_) {
 108     closing_ = true;
 109     window_->CloseWebContentsModalDialog();
 110   }
 111 }
 112
 113 void TabModalConfirmDialogMac::OnConstrainedWindowClosed(
 114     ConstrainedWindowMac* window) {
 115   // If this method should mistakenly be called during Delegate::Close(),
 116   // prevent a double-delete by moving delegate_ to a stack variable.
 117   if (!delegate_)
 118     return;
 119   scoped_ptr<TabModalConfirmDialogDelegate> delegate(delegate_.Pass());
 120   // Provide a disposition in case the dialog was closed without accepting or
 121   // cancelling.
 122   delegate->Close();
 123   delete this;
 124 }