Implement "presentation" feature for window.open()

chrome/browser/ui/fullscreen/fullscreen_controller.cc

Index: chrome/browser/ui/fullscreen/fullscreen_controller.cc
diff --git a/chrome/browser/ui/fullscreen/fullscreen_controller.cc b/chrome/browser/ui/fullscreen/fullscreen_controller.cc
index c84260cbf1ad6cbc2091848882d1e2388d0c8454..ffd08bff3a030e696062410a776d12724c1b7809 100644
--- a/chrome/browser/ui/fullscreen/fullscreen_controller.cc
+++ b/chrome/browser/ui/fullscreen/fullscreen_controller.cc
@@ -47,6 +47,7 @@ FullscreenController::FullscreenController(Browser* browser)
       tab_fullscreen_accepted_(false),
       toggled_into_fullscreen_(false),
       mouse_lock_tab_(NULL),
+      is_presentation_browser_fullscreen(false),
       mouse_lock_state_(MOUSELOCK_NOT_REQUESTED),
       reentrant_window_state_change_call_check_(false),
       is_privileged_fullscreen_for_testing_(false),
@@ -167,6 +168,15 @@ void FullscreenController::ToggleFullscreenModeForTab(WebContents* web_contents,
   }
 }
 
+void FullscreenController::TogglePresentationMode() {
+  extension_caused_fullscreen_ = GURL();
+  ToggleFullscreenModeInternal(PRESENTATION);
+}
+
+bool FullscreenController::IsPresentationFullscreen() {
+  return is_presentation_browser_fullscreen;
+}
+
 void FullscreenController::ToggleFullscreenModeWithExtension(
     const GURL& extension_url) {
   // |extension_caused_fullscreen_| will be reset if this causes fullscreen to
@@ -312,6 +322,11 @@ bool FullscreenController::HandleUserPressedEscape() {
     return true;
   }
 
+  if (IsPresentationFullscreen()) {
+    ExitFullscreenModeInternal();
+    return true;
+  }
+
   return false;
 }
 
@@ -464,8 +479,11 @@ FullscreenExitBubbleType FullscreenController::GetFullscreenExitBubbleType()
     } else {
       if (!extension_caused_fullscreen_.is_empty()) {
         return FEB_TYPE_BROWSER_EXTENSION_FULLSCREEN_EXIT_INSTRUCTION;
-      } else if (toggled_into_fullscreen_ && !app_mode) {
+      } else if (toggled_into_fullscreen_ && !app_mode &&
+                 !is_presentation_browser_fullscreen) {
         return FEB_TYPE_BROWSER_FULLSCREEN_EXIT_INSTRUCTION;
+      } else if (is_presentation_browser_fullscreen) {
+        return FEB_TYPE_PRESENTATION_FULLSCREEN_EXIT_INSTRUCTION;
       } else {
         return FEB_TYPE_NONE;
       }
@@ -590,7 +608,7 @@ void FullscreenController::EnterFullscreenModeInternal(
       url = extension_caused_fullscreen_;
   }
 
-  if (option == BROWSER)
+  if (option == BROWSER || option == PRESENTATION)
     content::RecordAction(UserMetricsAction("ToggleFullscreen"));
   // TODO(scheib): Record metrics for WITH_CHROME, without counting transitions
   // from tab fullscreen out to browser with chrome.
@@ -603,6 +621,10 @@ void FullscreenController::EnterFullscreenModeInternal(
 #else
   {
 #endif
+
+    if (option == PRESENTATION)
+      is_presentation_browser_fullscreen = true;
+
     window_->EnterFullscreen(url, GetFullscreenExitBubbleType());
   }
 
@@ -622,8 +644,12 @@ void FullscreenController::ExitFullscreenModeInternal() {
   // state_prior_to_tab_fullscreen_ will be incorrect.
   NotifyTabOfExitIfNecessary();
 #endif
-  window_->ExitFullscreen();
+  if (is_presentation_browser_fullscreen)
+    window_->Close();
+  else
+    window_->ExitFullscreen();
   extension_caused_fullscreen_ = GURL();
+  is_presentation_browser_fullscreen = false;
 
   UpdateFullscreenExitBubbleContent();
 }