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| 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 #ifndef CHROME_BROWSER_UI_WEB_CONTENTS_MODAL_DIALOG_MANAGER_H_ | |
| 6 #define CHROME_BROWSER_UI_WEB_CONTENTS_MODAL_DIALOG_MANAGER_H_ | |
| 7 | |
| 8 #include <deque> | |
| 9 | |
| 10 #include "base/memory/scoped_ptr.h" | |
| 11 #include "chrome/browser/ui/native_web_contents_modal_dialog_manager.h" | |
| 12 #include "content/public/browser/notification_observer.h" | |
| 13 #include "content/public/browser/notification_registrar.h" | |
| 14 #include "content/public/browser/web_contents_observer.h" | |
| 15 #include "content/public/browser/web_contents_user_data.h" | |
| 16 #include "ui/gfx/native_widget_types.h" | |
| 17 | |
| 18 class WebContentsModalDialogManagerDelegate; | |
| 19 | |
| 20 // Per-WebContents class to manage WebContents-modal dialogs. | |
| 21 class WebContentsModalDialogManager | |
| 22 : public NativeWebContentsModalDialogManagerDelegate, | |
| 23 public content::WebContentsObserver, | |
| 24 public content::WebContentsUserData<WebContentsModalDialogManager>, | |
| 25 public content::NotificationObserver { | |
| 26 public: | |
| 27 virtual ~WebContentsModalDialogManager(); | |
| 28 | |
| 29 WebContentsModalDialogManagerDelegate* delegate() const { return delegate_; } | |
| 30 void set_delegate(WebContentsModalDialogManagerDelegate* d) { delegate_ = d; } | |
| 31 | |
| 32 static NativeWebContentsModalDialogManager* CreateNativeManager( | |
| 33 NativeWebContentsModalDialogManagerDelegate* native_delegate); | |
| 34 | |
| 35 // Shows the dialog as a web contents modal dialog. The dialog will notify via | |
| 36 // WillClose() when it is being destroyed. | |
| 37 void ShowDialog(NativeWebContentsModalDialog dialog); | |
| 38 | |
| 39 // Blocks/unblocks interaction with renderer process. | |
| 40 void BlockWebContentsInteraction(bool blocked); | |
| 41 | |
| 42 // Returns true if a dialog is currently being shown. | |
| 43 bool IsShowingDialog() const; | |
| 44 | |
| 45 // Focus the topmost modal dialog. IsShowingDialog() must be true when | |
| 46 // calling this function. | |
| 47 void FocusTopmostDialog(); | |
| 48 | |
| 49 // Overriden from NativeWebContentsModalDialogManagerDelegate: | |
| 50 virtual content::WebContents* GetWebContents() const OVERRIDE; | |
| 51 // Called when a WebContentsModalDialogs we own is about to be closed. | |
| 52 virtual void WillClose(NativeWebContentsModalDialog dialog) OVERRIDE; | |
| 53 | |
| 54 // content::NotificationObserver overrides | |
| 55 virtual void Observe(int type, | |
| 56 const content::NotificationSource& source, | |
| 57 const content::NotificationDetails& details) OVERRIDE; | |
| 58 | |
| 59 // For testing. | |
| 60 class TestApi { | |
| 61 public: | |
| 62 explicit TestApi(WebContentsModalDialogManager* manager) | |
| 63 : manager_(manager) {} | |
| 64 | |
| 65 void CloseAllDialogs() { manager_->CloseAllDialogs(); } | |
| 66 void ResetNativeManager(NativeWebContentsModalDialogManager* delegate) { | |
| 67 manager_->native_manager_.reset(delegate); | |
| 68 } | |
| 69 | |
| 70 private: | |
| 71 WebContentsModalDialogManager* manager_; | |
| 72 | |
| 73 DISALLOW_COPY_AND_ASSIGN(TestApi); | |
| 74 }; | |
| 75 | |
| 76 private: | |
| 77 explicit WebContentsModalDialogManager(content::WebContents* web_contents); | |
| 78 friend class content::WebContentsUserData<WebContentsModalDialogManager>; | |
| 79 | |
| 80 typedef std::deque<NativeWebContentsModalDialog> WebContentsModalDialogList; | |
| 81 | |
| 82 // Returns the number of dialogs in this tab. | |
| 83 size_t dialog_count() const { return child_dialogs_.size(); } | |
| 84 | |
| 85 // Return an iterator for the first dialog in this web contents. | |
| 86 WebContentsModalDialogList::iterator dialog_begin() { | |
| 87 return child_dialogs_.begin(); | |
| 88 } | |
| 89 | |
| 90 // Return an iterator for the last dialog in this web contents. | |
| 91 WebContentsModalDialogList::iterator dialog_end() { | |
| 92 return child_dialogs_.end(); | |
| 93 } | |
| 94 | |
| 95 // Closes all WebContentsModalDialogs. | |
| 96 void CloseAllDialogs(); | |
| 97 | |
| 98 // Overridden from content::WebContentsObserver: | |
| 99 virtual void DidNavigateMainFrame( | |
| 100 const content::LoadCommittedDetails& details, | |
| 101 const content::FrameNavigateParams& params) OVERRIDE; | |
| 102 virtual void DidGetIgnoredUIEvent() OVERRIDE; | |
| 103 virtual void WebContentsDestroyed(content::WebContents* tab) OVERRIDE; | |
| 104 | |
| 105 // Delegate for notifying our owner about stuff. Not owned by us. | |
| 106 WebContentsModalDialogManagerDelegate* delegate_; | |
| 107 | |
| 108 // Delegate for native UI-specific functions on the dialog. | |
| 109 scoped_ptr<NativeWebContentsModalDialogManager> native_manager_; | |
| 110 | |
| 111 // All active dialogs. | |
| 112 WebContentsModalDialogList child_dialogs_; | |
| 113 | |
| 114 // True while closing the dialogs on WebContents close. | |
| 115 bool closing_all_dialogs_; | |
| 116 | |
| 117 // A scoped container for notification registries. | |
| 118 content::NotificationRegistrar registrar_; | |
| 119 | |
| 120 DISALLOW_COPY_AND_ASSIGN(WebContentsModalDialogManager); | |
| 121 }; | |
| 122 | |
| 123 #endif // CHROME_BROWSER_UI_WEB_CONTENTS_MODAL_DIALOG_MANAGER_H_ | |
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Chromium Code Reviews
Issue 14969012:
components: Create web_modal component. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src