src/chrome/browser/ui/browser_tab_strip_model_delegate.cc

   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/browser_tab_strip_model_delegate.h"
   6
   7 #include "base/bind.h"
   8 #include "base/command_line.h"
   9 #include "base/message_loop/message_loop.h"
  10 #include "chrome/browser/profiles/profile.h"
  11 #include "chrome/browser/sessions/tab_restore_service.h"
  12 #include "chrome/browser/sessions/tab_restore_service_factory.h"
  13 #include "chrome/browser/ui/browser.h"
  14 #include "chrome/browser/ui/browser_commands.h"
  15 #include "chrome/browser/ui/browser_navigator.h"
  16 #include "chrome/browser/ui/browser_tabstrip.h"
  17 #include "chrome/browser/ui/browser_window.h"
  18 #include "chrome/browser/ui/fast_unload_controller.h"
  19 #include "chrome/browser/ui/tab_helpers.h"
  20 #include "chrome/browser/ui/tabs/dock_info.h"
  21 #include "chrome/browser/ui/tabs/tab_strip_model.h"
  22 #include "chrome/browser/ui/unload_controller.h"
  23 #include "chrome/common/chrome_switches.h"
  24 #include "content/public/browser/site_instance.h"
  25 #include "content/public/browser/web_contents.h"
  26 #include "content/public/browser/web_contents_delegate.h"
  27 #include "content/public/common/page_transition_types.h"
  28 #include "ipc/ipc_message.h"
  29
  30 namespace chrome {
  31
  32 ////////////////////////////////////////////////////////////////////////////////
  33 // BrowserTabStripModelDelegate, public:
  34
  35 BrowserTabStripModelDelegate::BrowserTabStripModelDelegate(Browser* browser)
  36     : browser_(browser),
  37       weak_factory_(this) {
  38 }
  39
  40 BrowserTabStripModelDelegate::~BrowserTabStripModelDelegate() {
  41 }
  42
  43 ////////////////////////////////////////////////////////////////////////////////
  44 // BrowserTabStripModelDelegate, TabStripModelDelegate implementation:
  45
  46 void BrowserTabStripModelDelegate::AddTabAt(const GURL& url,
  47                                             int index,
  48                                             bool foreground) {
  49   chrome::AddTabAt(browser_, url, index, foreground);
  50 }
  51
  52 Browser* BrowserTabStripModelDelegate::CreateNewStripWithContents(
  53     const std::vector<NewStripContents>& contentses,
  54     const gfx::Rect& window_bounds,
  55     const DockInfo& dock_info,
  56     bool maximize) {
  57   DCHECK(browser_->CanSupportWindowFeature(Browser::FEATURE_TABSTRIP));
  58
  59   gfx::Rect new_window_bounds = window_bounds;
  60   if (dock_info.GetNewWindowBounds(&new_window_bounds, &maximize))
  61     dock_info.AdjustOtherWindowBounds();
  62
  63   // Create an empty new browser window the same size as the old one.
  64   Browser::CreateParams params(browser_->profile(),
  65                                browser_->host_desktop_type());
  66   params.initial_bounds = new_window_bounds;
  67   params.initial_show_state =
  68       maximize ? ui::SHOW_STATE_MAXIMIZED : ui::SHOW_STATE_NORMAL;
  69   Browser* browser = new Browser(params);
  70   TabStripModel* new_model = browser->tab_strip_model();
  71
  72   for (size_t i = 0; i < contentses.size(); ++i) {
  73     NewStripContents item = contentses[i];
  74
  75     // Enforce that there is an active tab in the strip at all times by forcing
  76     // the first web contents to be marked as active.
  77     if (i == 0)
  78       item.add_types |= TabStripModel::ADD_ACTIVE;
  79
  80     new_model->InsertWebContentsAt(
  81         static_cast<int>(i), item.web_contents, item.add_types);
  82     // Make sure the loading state is updated correctly, otherwise the throbber
  83     // won't start if the page is loading.
  84     // TODO(beng): find a better way of doing this.
  85     static_cast<content::WebContentsDelegate*>(browser)->
  86         LoadingStateChanged(item.web_contents);
  87   }
  88
  89   return browser;
  90 }
  91
  92 void BrowserTabStripModelDelegate::WillAddWebContents(
  93     content::WebContents* contents) {
  94   TabHelpers::AttachTabHelpers(contents);
  95 }
  96
  97 int BrowserTabStripModelDelegate::GetDragActions() const {
  98   return TabStripModelDelegate::TAB_TEAROFF_ACTION |
  99       (browser_->tab_strip_model()->count() > 1
 100           ? TabStripModelDelegate::TAB_MOVE_ACTION : 0);
 101 }
 102
 103 bool BrowserTabStripModelDelegate::CanDuplicateContentsAt(int index) {
 104   return CanDuplicateTabAt(browser_, index);
 105 }
 106
 107 void BrowserTabStripModelDelegate::DuplicateContentsAt(int index) {
 108   DuplicateTabAt(browser_, index);
 109 }
 110
 111 void BrowserTabStripModelDelegate::CloseFrameAfterDragSession() {
 112 #if !defined(OS_MACOSX)
 113   // This is scheduled to run after we return to the message loop because
 114   // otherwise the frame will think the drag session is still active and ignore
 115   // the request.
 116   base::MessageLoop::current()->PostTask(
 117       FROM_HERE,
 118       base::Bind(&BrowserTabStripModelDelegate::CloseFrame,
 119                  weak_factory_.GetWeakPtr()));
 120 #endif
 121 }
 122
 123 void BrowserTabStripModelDelegate::CreateHistoricalTab(
 124     content::WebContents* contents) {
 125   // We don't create historical tabs for incognito windows or windows without
 126   // profiles.
 127   if (!browser_->profile() || browser_->profile()->IsOffTheRecord())
 128     return;
 129
 130   TabRestoreService* service =
 131       TabRestoreServiceFactory::GetForProfile(browser_->profile());
 132
 133   // We only create historical tab entries for tabbed browser windows.
 134   if (service && browser_->CanSupportWindowFeature(Browser::FEATURE_TABSTRIP)) {
 135     service->CreateHistoricalTab(
 136         contents,
 137         browser_->tab_strip_model()->GetIndexOfWebContents(contents));
 138   }
 139 }
 140
 141 bool BrowserTabStripModelDelegate::RunUnloadListenerBeforeClosing(
 142     content::WebContents* contents) {
 143   if (CommandLine::ForCurrentProcess()->HasSwitch(
 144           switches::kEnableFastUnload)) {
 145     return chrome::FastUnloadController::RunUnloadEventsHelper(contents);
 146   }
 147   return chrome::UnloadController::RunUnloadEventsHelper(contents);
 148 }
 149
 150 bool BrowserTabStripModelDelegate::ShouldRunUnloadListenerBeforeClosing(
 151     content::WebContents* contents) {
 152   if (CommandLine::ForCurrentProcess()->HasSwitch(
 153           switches::kEnableFastUnload)) {
 154     return chrome::FastUnloadController::ShouldRunUnloadEventsHelper(contents);
 155   }
 156   return chrome::UnloadController::ShouldRunUnloadEventsHelper(contents);
 157 }
 158
 159 bool BrowserTabStripModelDelegate::CanBookmarkAllTabs() const {
 160   return chrome::CanBookmarkAllTabs(browser_);
 161 }
 162
 163 void BrowserTabStripModelDelegate::BookmarkAllTabs() {
 164   chrome::BookmarkAllTabs(browser_);
 165 }
 166
 167 TabStripModelDelegate::RestoreTabType
 168 BrowserTabStripModelDelegate::GetRestoreTabType() {
 169   return chrome::GetRestoreTabType(browser_);
 170 }
 171
 172 void BrowserTabStripModelDelegate::RestoreTab() {
 173   chrome::RestoreTab(browser_);
 174 }
 175
 176 ////////////////////////////////////////////////////////////////////////////////
 177 // BrowserTabStripModelDelegate, private:
 178
 179 void BrowserTabStripModelDelegate::CloseFrame() {
 180   browser_->window()->Close();
 181 }
 182
 183 }  // namespace chrome