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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 #include "chrome/browser/chromeos/tab_closeable_state_watcher.h" | 5 #include "chrome/browser/chromeos/tab_closeable_state_watcher.h" |
| 6 | 6 |
| 7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
| 8 #include "chrome/browser/browser_shutdown.h" | 8 #include "chrome/browser/browser_shutdown.h" |
| 9 #include "chrome/browser/defaults.h" | 9 #include "chrome/browser/defaults.h" |
| 10 #include "chrome/browser/profile.h" | 10 #include "chrome/browser/profile.h" |
| 11 #include "chrome/browser/tab_contents/tab_contents.h" | 11 #include "chrome/browser/tab_contents/tab_contents.h" |
| 12 #include "chrome/browser/tab_contents/tab_contents_view.h" | 12 #include "chrome/browser/tab_contents/tab_contents_view.h" |
| 13 #include "chrome/browser/tab_contents_wrapper.h" |
| 13 #include "chrome/browser/tabs/tab_strip_model.h" | 14 #include "chrome/browser/tabs/tab_strip_model.h" |
| 14 #include "chrome/common/chrome_switches.h" | 15 #include "chrome/common/chrome_switches.h" |
| 15 #include "chrome/common/notification_service.h" | 16 #include "chrome/common/notification_service.h" |
| 16 #include "chrome/common/url_constants.h" | 17 #include "chrome/common/url_constants.h" |
| 17 | 18 |
| 18 namespace chromeos { | 19 namespace chromeos { |
| 19 | 20 |
| 20 //////////////////////////////////////////////////////////////////////////////// | 21 //////////////////////////////////////////////////////////////////////////////// |
| 21 // TabCloseableStateWatcher::TabStripWatcher, public: | 22 // TabCloseableStateWatcher::TabStripWatcher, public: |
| 22 | 23 |
| 23 TabCloseableStateWatcher::TabStripWatcher::TabStripWatcher( | 24 TabCloseableStateWatcher::TabStripWatcher::TabStripWatcher( |
| 24 TabCloseableStateWatcher* main_watcher, const Browser* browser) | 25 TabCloseableStateWatcher* main_watcher, const Browser* browser) |
| 25 : main_watcher_(main_watcher), | 26 : main_watcher_(main_watcher), |
| 26 browser_(browser) { | 27 browser_(browser) { |
| 27 browser_->tabstrip_model()->AddObserver(this); | 28 browser_->tabstrip_model()->AddObserver(this); |
| 28 } | 29 } |
| 29 | 30 |
| 30 TabCloseableStateWatcher::TabStripWatcher::~TabStripWatcher() { | 31 TabCloseableStateWatcher::TabStripWatcher::~TabStripWatcher() { |
| 31 browser_->tabstrip_model()->RemoveObserver(this); | 32 browser_->tabstrip_model()->RemoveObserver(this); |
| 32 } | 33 } |
| 33 | 34 |
| 34 //////////////////////////////////////////////////////////////////////////////// | 35 //////////////////////////////////////////////////////////////////////////////// |
| 35 // TabCloseableStateWatcher::TabStripWatcher, | 36 // TabCloseableStateWatcher::TabStripWatcher, |
| 36 // TabStripModelObserver implementation: | 37 // TabStripModelObserver implementation: |
| 37 | 38 |
| 38 void TabCloseableStateWatcher::TabStripWatcher::TabInsertedAt( | 39 void TabCloseableStateWatcher::TabStripWatcher::TabInsertedAt( |
| 39 TabContents* tab_contents, int index, bool foreground) { | 40 TabContentsWrapper* tab_contents, int index, bool foreground) { |
| 40 main_watcher_->OnTabStripChanged(browser_, false); | 41 main_watcher_->OnTabStripChanged(browser_, false); |
| 41 } | 42 } |
| 42 | 43 |
| 43 void TabCloseableStateWatcher::TabStripWatcher::TabClosingAt( | 44 void TabCloseableStateWatcher::TabStripWatcher::TabClosingAt( |
| 44 TabStripModel* tab_strip_model, TabContents* tab_contents, int index) { | 45 TabStripModel* tab_strip_model, |
| 46 TabContentsWrapper* tab_contents, |
| 47 int index) { |
| 45 // Check if the last tab is closing. | 48 // Check if the last tab is closing. |
| 46 if (tab_strip_model->count() == 1) | 49 if (tab_strip_model->count() == 1) |
| 47 main_watcher_->OnTabStripChanged(browser_, true); | 50 main_watcher_->OnTabStripChanged(browser_, true); |
| 48 } | 51 } |
| 49 | 52 |
| 50 void TabCloseableStateWatcher::TabStripWatcher::TabDetachedAt( | 53 void TabCloseableStateWatcher::TabStripWatcher::TabDetachedAt( |
| 51 TabContents* tab_contents, int index) { | 54 TabContentsWrapper* tab_contents, int index) { |
| 52 main_watcher_->OnTabStripChanged(browser_, false); | 55 main_watcher_->OnTabStripChanged(browser_, false); |
| 53 } | 56 } |
| 54 | 57 |
| 55 void TabCloseableStateWatcher::TabStripWatcher::TabChangedAt( | 58 void TabCloseableStateWatcher::TabStripWatcher::TabChangedAt( |
| 56 TabContents* tab_contents, int index, TabChangeType change_type) { | 59 TabContentsWrapper* tab_contents, int index, TabChangeType change_type) { |
| 57 main_watcher_->OnTabStripChanged(browser_, false); | 60 main_watcher_->OnTabStripChanged(browser_, false); |
| 58 } | 61 } |
| 59 | 62 |
| 60 //////////////////////////////////////////////////////////////////////////////// | 63 //////////////////////////////////////////////////////////////////////////////// |
| 61 // TabCloseableStateWatcher, public: | 64 // TabCloseableStateWatcher, public: |
| 62 | 65 |
| 63 TabCloseableStateWatcher::TabCloseableStateWatcher() | 66 TabCloseableStateWatcher::TabCloseableStateWatcher() |
| 64 : can_close_tab_(true), | 67 : can_close_tab_(true), |
| 65 signing_off_(false), | 68 signing_off_(false), |
| 66 guest_session_( | 69 guest_session_( |
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| 184 if (tabstrip_watchers_.size() > 1) { | 187 if (tabstrip_watchers_.size() > 1) { |
| 185 new_can_close = true; | 188 new_can_close = true; |
| 186 } else { // There's only 1 normal browser. | 189 } else { // There's only 1 normal browser. |
| 187 if (!browser_to_check) | 190 if (!browser_to_check) |
| 188 browser_to_check = tabstrip_watchers_[0]->browser(); | 191 browser_to_check = tabstrip_watchers_[0]->browser(); |
| 189 if (browser_to_check->profile()->IsOffTheRecord() && !guest_session_) { | 192 if (browser_to_check->profile()->IsOffTheRecord() && !guest_session_) { |
| 190 new_can_close = true; | 193 new_can_close = true; |
| 191 } else { | 194 } else { |
| 192 TabStripModel* tabstrip_model = browser_to_check->tabstrip_model(); | 195 TabStripModel* tabstrip_model = browser_to_check->tabstrip_model(); |
| 193 if (tabstrip_model->count() == 1) { | 196 if (tabstrip_model->count() == 1) { |
| 194 new_can_close = tabstrip_model->GetTabContentsAt(0)->GetURL() != | 197 new_can_close = |
| 195 GURL(chrome::kChromeUINewTabURL); // Tab is not NewTabPage. | 198 tabstrip_model->GetTabContentsAt(0)->tab_contents()->GetURL() != |
| 199 GURL(chrome::kChromeUINewTabURL); // Tab is not NewTabPage. |
| 196 } else { | 200 } else { |
| 197 new_can_close = true; | 201 new_can_close = true; |
| 198 } | 202 } |
| 199 } | 203 } |
| 200 } | 204 } |
| 201 | 205 |
| 202 SetCloseableState(new_can_close); | 206 SetCloseableState(new_can_close); |
| 203 } | 207 } |
| 204 | 208 |
| 205 void TabCloseableStateWatcher::SetCloseableState(bool closeable) { | 209 void TabCloseableStateWatcher::SetCloseableState(bool closeable) { |
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| 242 if (!can_close_tab_) | 246 if (!can_close_tab_) |
| 243 return false; | 247 return false; |
| 244 | 248 |
| 245 // Otherwise, close existing tabs, and deny closing of browser. | 249 // Otherwise, close existing tabs, and deny closing of browser. |
| 246 // TabClosingAt will open NTP when the last tab is being closed. | 250 // TabClosingAt will open NTP when the last tab is being closed. |
| 247 *action_type = OPEN_NTP; | 251 *action_type = OPEN_NTP; |
| 248 return false; | 252 return false; |
| 249 } | 253 } |
| 250 | 254 |
| 251 } // namespace chromeos | 255 } // namespace chromeos |
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