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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_FULLSCREEN_EXIT_BUBBLE_H_
#define CHROME_BROWSER_UI_FULLSCREEN_EXIT_BUBBLE_H_
#pragma once
#include "base/memory/scoped_ptr.h"
#include "base/timer.h"
#include "chrome/browser/command_updater.h"
#include "ui/base/animation/animation_delegate.h"
#include "ui/gfx/point.h"
namespace ui {
class SlideAnimation;
}
namespace gfx {
class Rect;
}
class FullscreenExitBubble : public ui::AnimationDelegate {
public:
explicit FullscreenExitBubble(
CommandUpdater::CommandUpdaterDelegate* delegate);
virtual ~FullscreenExitBubble();
protected:
static const double kOpacity; // Opacity of the bubble, 0.0 - 1.0
static const int kPaddingPx; // Amount of padding around the link
static const int kInitialDelayMs; // Initial time bubble remains onscreen
static const int kIdleTimeMs; // Time before mouse idle triggers hide
static const int kPositionCheckHz; // How fast to check the mouse position
static const int kSlideInRegionHeightPx;
// Height of region triggering slide-in
static const int kSlideInDurationMs; // Duration of slide-in animation
static const int kSlideOutDurationMs; // Duration of slide-out animation
// Returns the current desirable rect for the popup window. If
// |ignore_animation_state| is true this returns the rect assuming the popup
// is fully onscreen.
virtual gfx::Rect GetPopupRect(bool ignore_animation_state) const = 0;
virtual gfx::Point GetCursorScreenPoint() = 0;
virtual bool WindowContainsPoint(gfx::Point pos) = 0;
// Returns true if the window is active.
virtual bool IsWindowActive() = 0;
// Hides the bubble. This is a separate function so it can be called by a
// timer.
virtual void Hide() = 0;
// Shows the bubble.
virtual void Show() = 0;
virtual bool IsAnimating() = 0;
// Called repeatedly to get the current mouse position and animate the bubble
// on or off the screen as appropriate.
void CheckMousePosition();
void StartWatchingMouse();
void ToggleFullscreen();
private:
// Someone who can toggle fullscreen mode on and off when the user requests
// it.
CommandUpdater::CommandUpdaterDelegate* delegate_;
// Timer to delay before allowing the bubble to hide after it's initially
// shown.
base::OneShotTimer<FullscreenExitBubble> initial_delay_;
// Timer to see how long the mouse has been idle.
base::OneShotTimer<FullscreenExitBubble> idle_timeout_;
// Timer to poll the current mouse position. We can't just listen for mouse
// events without putting a non-empty HWND onscreen (or hooking Windows, which
// has other problems), so instead we run a low-frequency poller to see if the
// user has moved in or out of our show/hide regions.
base::RepeatingTimer<FullscreenExitBubble> mouse_position_checker_;
// The most recently seen mouse position, in screen coordinates. Used to see
// if the mouse has moved since our last check.
gfx::Point last_mouse_pos_;
};
#endif // CHROME_BROWSER_UI_FULLSCREEN_EXIT_BUBBLE_H_
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