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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CHROME_BROWSER_TAB_CONTENTS_INFOBAR_DELEGATE_H_ | 5 #ifndef CONTENT_BROWSER_TAB_CONTENTS_INFOBAR_DELEGATE_H_ |
| 6 #define CHROME_BROWSER_TAB_CONTENTS_INFOBAR_DELEGATE_H_ | 6 #define CONTENT_BROWSER_TAB_CONTENTS_INFOBAR_DELEGATE_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include "base/basictypes.h" | 9 #include "base/basictypes.h" |
| 10 #include "base/string16.h" | 10 #include "base/string16.h" |
| 11 #include "chrome/browser/tab_contents/navigation_controller.h" | 11 #include "content/browser/tab_contents/navigation_controller.h" |
| 12 #include "webkit/glue/window_open_disposition.h" | 12 #include "webkit/glue/window_open_disposition.h" |
| 13 | 13 |
| 14 class ConfirmInfoBarDelegate; | 14 class ConfirmInfoBarDelegate; |
| 15 class CrashedExtensionInfoBarDelegate; | 15 class CrashedExtensionInfoBarDelegate; |
| 16 class ExtensionInfoBarDelegate; | 16 class ExtensionInfoBarDelegate; |
| 17 class InfoBar; | 17 class InfoBar; |
| 18 class LinkInfoBarDelegate; | 18 class LinkInfoBarDelegate; |
| 19 class PluginInstallerInfoBarDelegate; | 19 class PluginInstallerInfoBarDelegate; |
| 20 class SkBitmap; | 20 class SkBitmap; |
| 21 class ThemeInstalledInfoBarDelegate; | 21 class ThemeInstalledInfoBarDelegate; |
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| 108 void StoreActiveEntryUniqueID(TabContents* contents); | 108 void StoreActiveEntryUniqueID(TabContents* contents); |
| 109 | 109 |
| 110 private: | 110 private: |
| 111 // The unique id of the active NavigationEntry of the TabContents that we were | 111 // The unique id of the active NavigationEntry of the TabContents that we were |
| 112 // opened for. Used to help expire on navigations. | 112 // opened for. Used to help expire on navigations. |
| 113 int contents_unique_id_; | 113 int contents_unique_id_; |
| 114 | 114 |
| 115 DISALLOW_COPY_AND_ASSIGN(InfoBarDelegate); | 115 DISALLOW_COPY_AND_ASSIGN(InfoBarDelegate); |
| 116 }; | 116 }; |
| 117 | 117 |
| 118 // An interface derived from InfoBarDelegate implemented by objects wishing to | 118 #endif // CONTENT_BROWSER_TAB_CONTENTS_INFOBAR_DELEGATE_H_ |
| 119 // control a LinkInfoBar. | |
| 120 class LinkInfoBarDelegate : public InfoBarDelegate { | |
| 121 public: | |
| 122 // Returns the message string to be displayed in the InfoBar. |link_offset| | |
| 123 // is the position where the link should be inserted. If |link_offset| is set | |
| 124 // to string16::npos (it is by default), the link is right aligned within | |
| 125 // the InfoBar rather than being embedded in the message text. | |
| 126 virtual string16 GetMessageTextWithOffset(size_t* link_offset) const; | |
| 127 | |
| 128 // Returns the text of the link to be displayed. | |
| 129 virtual string16 GetLinkText() const = 0; | |
| 130 | |
| 131 // Called when the Link is clicked. The |disposition| specifies how the | |
| 132 // resulting document should be loaded (based on the event flags present when | |
| 133 // the link was clicked). This function returns true if the InfoBar should be | |
| 134 // closed now or false if it should remain until the user explicitly closes | |
| 135 // it. | |
| 136 virtual bool LinkClicked(WindowOpenDisposition disposition); | |
| 137 | |
| 138 protected: | |
| 139 explicit LinkInfoBarDelegate(TabContents* contents); | |
| 140 virtual ~LinkInfoBarDelegate(); | |
| 141 | |
| 142 private: | |
| 143 // InfoBarDelegate: | |
| 144 virtual InfoBar* CreateInfoBar(); | |
| 145 virtual LinkInfoBarDelegate* AsLinkInfoBarDelegate(); | |
| 146 | |
| 147 DISALLOW_COPY_AND_ASSIGN(LinkInfoBarDelegate); | |
| 148 }; | |
| 149 | |
| 150 // An interface derived from InfoBarDelegate implemented by objects wishing to | |
| 151 // control a ConfirmInfoBar. | |
| 152 class ConfirmInfoBarDelegate : public InfoBarDelegate { | |
| 153 public: | |
| 154 enum InfoBarButton { | |
| 155 BUTTON_NONE = 0, | |
| 156 BUTTON_OK = 1 << 0, | |
| 157 BUTTON_CANCEL = 1 << 1, | |
| 158 }; | |
| 159 | |
| 160 // Returns the message string to be displayed for the InfoBar. | |
| 161 virtual string16 GetMessageText() const = 0; | |
| 162 | |
| 163 // Return the buttons to be shown for this InfoBar. | |
| 164 virtual int GetButtons() const; | |
| 165 | |
| 166 // Return the label for the specified button. The default implementation | |
| 167 // returns "OK" for the OK button and "Cancel" for the Cancel button. | |
| 168 virtual string16 GetButtonLabel(InfoBarButton button) const; | |
| 169 | |
| 170 // Return whether or not the specified button needs elevation. | |
| 171 virtual bool NeedElevation(InfoBarButton button) const; | |
| 172 | |
| 173 // Called when the OK button is pressed. If the function returns true, the | |
| 174 // InfoBarDelegate should be removed from the associated TabContents. | |
| 175 virtual bool Accept(); | |
| 176 | |
| 177 // Called when the Cancel button is pressed. If the function returns true, | |
| 178 // the InfoBarDelegate should be removed from the associated TabContents. | |
| 179 virtual bool Cancel(); | |
| 180 | |
| 181 // Returns the text of the link to be displayed, if any. Otherwise returns | |
| 182 // and empty string. | |
| 183 virtual string16 GetLinkText(); | |
| 184 | |
| 185 // Called when the Link is clicked. The |disposition| specifies how the | |
| 186 // resulting document should be loaded (based on the event flags present when | |
| 187 // the link was clicked). This function returns true if the InfoBar should be | |
| 188 // closed now or false if it should remain until the user explicitly closes | |
| 189 // it. | |
| 190 // Will only be called if GetLinkText() returns non-empty string. | |
| 191 virtual bool LinkClicked(WindowOpenDisposition disposition); | |
| 192 | |
| 193 protected: | |
| 194 explicit ConfirmInfoBarDelegate(TabContents* contents); | |
| 195 virtual ~ConfirmInfoBarDelegate(); | |
| 196 | |
| 197 private: | |
| 198 // InfoBarDelegate: | |
| 199 virtual InfoBar* CreateInfoBar(); | |
| 200 virtual bool EqualsDelegate(InfoBarDelegate* delegate) const; | |
| 201 virtual ConfirmInfoBarDelegate* AsConfirmInfoBarDelegate(); | |
| 202 | |
| 203 DISALLOW_COPY_AND_ASSIGN(ConfirmInfoBarDelegate); | |
| 204 }; | |
| 205 | |
| 206 // Simple implementations for common use cases --------------------------------- | |
| 207 | |
| 208 class SimpleAlertInfoBarDelegate : public ConfirmInfoBarDelegate { | |
| 209 public: | |
| 210 SimpleAlertInfoBarDelegate(TabContents* contents, | |
| 211 SkBitmap* icon, // May be NULL. | |
| 212 const string16& message, | |
| 213 bool auto_expire); | |
| 214 | |
| 215 private: | |
| 216 virtual ~SimpleAlertInfoBarDelegate(); | |
| 217 | |
| 218 // ConfirmInfoBarDelegate: | |
| 219 virtual bool ShouldExpire( | |
| 220 const NavigationController::LoadCommittedDetails& details) const; | |
| 221 virtual void InfoBarClosed(); | |
| 222 virtual SkBitmap* GetIcon() const; | |
| 223 virtual string16 GetMessageText() const; | |
| 224 virtual int GetButtons() const; | |
| 225 | |
| 226 SkBitmap* icon_; | |
| 227 string16 message_; | |
| 228 bool auto_expire_; // Should it expire automatically on navigation? | |
| 229 | |
| 230 DISALLOW_COPY_AND_ASSIGN(SimpleAlertInfoBarDelegate); | |
| 231 }; | |
| 232 | |
| 233 #endif // CHROME_BROWSER_TAB_CONTENTS_INFOBAR_DELEGATE_H_ | |
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