src/chrome/browser/ui/fullscreen/fullscreen_exit_bubble.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/fullscreen/fullscreen_exit_bubble.h"
   6
   7 #include "base/strings/utf_string_conversions.h"
   8 #include "chrome/app/chrome_command_ids.h"
   9 #include "chrome/browser/profiles/profile.h"
  10 #include "chrome/browser/ui/browser.h"
  11 #include "chrome/browser/ui/browser_commands.h"
  12 #include "chrome/browser/ui/fullscreen/fullscreen_controller.h"
  13 #include "chrome/grit/generated_resources.h"
  14 #include "extensions/browser/extension_system.h"
  15 #include "ui/base/l10n/l10n_util.h"
  16 #include "ui/gfx/rect.h"
  17 #include "ui/strings/grit/ui_strings.h"
  18
  19 // NOTE(koz): Linux doesn't use the thick shadowed border, so we add padding
  20 // here.
  21 #if defined(OS_LINUX)
  22 const int FullscreenExitBubble::kPaddingPx = 8;
  23 #else
  24 const int FullscreenExitBubble::kPaddingPx = 15;
  25 #endif
  26 const int FullscreenExitBubble::kInitialDelayMs = 3800;
  27 const int FullscreenExitBubble::kIdleTimeMs = 2300;
  28 const int FullscreenExitBubble::kPositionCheckHz = 10;
  29 const int FullscreenExitBubble::kSlideInRegionHeightPx = 4;
  30 const int FullscreenExitBubble::kSlideInDurationMs = 350;
  31 const int FullscreenExitBubble::kSlideOutDurationMs = 700;
  32 const int FullscreenExitBubble::kPopupTopPx = 15;
  33
  34 FullscreenExitBubble::FullscreenExitBubble(Browser* browser,
  35                                            const GURL& url,
  36                                            FullscreenExitBubbleType bubble_type)
  37     : browser_(browser),
  38       url_(url),
  39       bubble_type_(bubble_type) {
  40   DCHECK_NE(FEB_TYPE_NONE, bubble_type_);
  41 }
  42
  43 FullscreenExitBubble::~FullscreenExitBubble() {
  44 }
  45
  46 void FullscreenExitBubble::StartWatchingMouse() {
  47   // Start the initial delay timer and begin watching the mouse.
  48   initial_delay_.Start(FROM_HERE,
  49                        base::TimeDelta::FromMilliseconds(kInitialDelayMs), this,
  50                        &FullscreenExitBubble::CheckMousePosition);
  51   gfx::Point cursor_pos = GetCursorScreenPoint();
  52   last_mouse_pos_ = cursor_pos;
  53   mouse_position_checker_.Start(FROM_HERE,
  54       base::TimeDelta::FromMilliseconds(1000 / kPositionCheckHz), this,
  55       &FullscreenExitBubble::CheckMousePosition);
  56 }
  57
  58 void FullscreenExitBubble::StopWatchingMouse() {
  59   initial_delay_.Stop();
  60   idle_timeout_.Stop();
  61   mouse_position_checker_.Stop();
  62 }
  63
  64 bool FullscreenExitBubble::IsWatchingMouse() const {
  65   return mouse_position_checker_.IsRunning();
  66 }
  67
  68 void FullscreenExitBubble::CheckMousePosition() {
  69   // Desired behavior:
  70   //
  71   // +------------+-----------------------------+------------+
  72   // | _  _  _  _ | Exit full screen mode (F11) | _  _  _  _ |  Slide-in region
  73   // | _  _  _  _ \_____________________________/ _  _  _  _ |  Neutral region
  74   // |                                                       |  Slide-out region
  75   // :                                                       :
  76   //
  77   // * If app is not active, we hide the popup.
  78   // * If the mouse is offscreen or in the slide-out region, we hide the popup.
  79   // * If the mouse goes idle, we hide the popup.
  80   // * If the mouse is in the slide-in-region and not idle, we show the popup.
  81   // * If the mouse is in the neutral region and not idle, and the popup is
  82   //   currently sliding out, we show it again.  This facilitates users
  83   //   correcting us if they try to mouse horizontally towards the popup and
  84   //   unintentionally drop too low.
  85   // * Otherwise, we do nothing, because the mouse is in the neutral region and
  86   //   either the popup is hidden or the mouse is not idle, so we don't want to
  87   //   change anything's state.
  88
  89   gfx::Point cursor_pos = GetCursorScreenPoint();
  90
  91   // Check to see whether the mouse is idle.
  92   if (cursor_pos != last_mouse_pos_) {
  93     // The mouse moved; reset the idle timer.
  94     idle_timeout_.Stop();  // If the timer isn't running, this is a no-op.
  95     idle_timeout_.Start(FROM_HERE,
  96                         base::TimeDelta::FromMilliseconds(kIdleTimeMs), this,
  97                         &FullscreenExitBubble::CheckMousePosition);
  98   }
  99   last_mouse_pos_ = cursor_pos;
 100
 101   if (!IsWindowActive() ||
 102       !WindowContainsPoint(cursor_pos) ||
 103       (cursor_pos.y() >= GetPopupRect(true).bottom()) ||
 104       !idle_timeout_.IsRunning()) {
 105     // The cursor is offscreen, in the slide-out region, or idle.
 106     if (!initial_delay_.IsRunning()) {
 107       Hide();
 108     }
 109   } else if (cursor_pos.y() < kSlideInRegionHeightPx &&
 110              CanMouseTriggerSlideIn()) {
 111     Show();
 112   } else if (IsAnimating()) {
 113     // The cursor is not idle and either it's in the slide-in region or it's in
 114     // the neutral region and we're sliding in or out.
 115     Show();
 116   }
 117 }
 118
 119 void FullscreenExitBubble::ToggleFullscreen() {
 120   browser_->fullscreen_controller()->
 121       ExitTabOrBrowserFullscreenToPreviousState();
 122 }
 123
 124 void FullscreenExitBubble::Accept() {
 125   browser_->fullscreen_controller()->OnAcceptFullscreenPermission();
 126 }
 127
 128 void FullscreenExitBubble::Cancel() {
 129   browser_->fullscreen_controller()->OnDenyFullscreenPermission();
 130 }
 131
 132 base::string16 FullscreenExitBubble::GetCurrentMessageText() const {
 133   return fullscreen_bubble::GetLabelTextForType(
 134       bubble_type_, url_,
 135       extensions::ExtensionSystem::Get(
 136           browser_->profile())->extension_service());
 137 }
 138
 139 base::string16 FullscreenExitBubble::GetCurrentDenyButtonText() const {
 140   return fullscreen_bubble::GetDenyButtonTextForType(bubble_type_);
 141 }
 142
 143 base::string16 FullscreenExitBubble::GetAllowButtonText() const {
 144   return l10n_util::GetStringUTF16(IDS_FULLSCREEN_ALLOW);
 145 }
 146
 147 base::string16 FullscreenExitBubble::GetInstructionText() const {
 148   return l10n_util::GetStringFUTF16(IDS_FULLSCREEN_PRESS_ESC_TO_EXIT,
 149       l10n_util::GetStringUTF16(IDS_APP_ESC_KEY));
 150 }