| // Copyright 2013 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_VIEWS_TOOLBAR_RELOAD_BUTTON_H__ |
| #define CHROME_BROWSER_UI_VIEWS_TOOLBAR_RELOAD_BUTTON_H__ |
| |
| #include "base/basictypes.h" |
| #include "base/gtest_prod_util.h" |
| #include "base/timer/timer.h" |
| #include "chrome/browser/ui/views/toolbar/toolbar_button.h" |
| #include "ui/base/models/simple_menu_model.h" |
| #include "ui/views/controls/button/button.h" |
| |
| class CommandUpdater; |
| class LocationBarView; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // |
| // ReloadButton |
| // |
| // The reload button in the toolbar, which changes to a stop button when a page |
| // load is in progress. Trickiness comes from the desire to have the 'stop' |
| // button not change back to 'reload' if the user's mouse is hovering over it |
| // (to prevent mis-clicks). |
| // |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| class ReloadButton : public ToolbarButton, |
| public views::ButtonListener, |
| public ui::SimpleMenuModel::Delegate { |
| public: |
| enum Mode { MODE_RELOAD = 0, MODE_STOP }; |
| |
| // The button's class name. |
| static const char kViewClassName[]; |
| |
| ReloadButton(LocationBarView* location_bar, |
| CommandUpdater* command_updater); |
| virtual ~ReloadButton(); |
| |
| // Ask for a specified button state. If |force| is true this will be applied |
| // immediately. |
| void ChangeMode(Mode mode, bool force); |
| |
| // Enable reload drop-down menu. |
| void set_menu_enabled(bool enable) { menu_enabled_ = enable; } |
| |
| void LoadImages(); |
| |
| // ToolbarButton: |
| virtual void OnMouseExited(const ui::MouseEvent& event) OVERRIDE; |
| virtual bool GetTooltipText(const gfx::Point& p, |
| base::string16* tooltip) const OVERRIDE; |
| virtual const char* GetClassName() const OVERRIDE; |
| virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE; |
| virtual bool ShouldShowMenu() OVERRIDE; |
| virtual void ShowDropDownMenu(ui::MenuSourceType source_type) OVERRIDE; |
| |
| // views::ButtonListener: |
| virtual void ButtonPressed(views::Button* /* button */, |
| const ui::Event& event) OVERRIDE; |
| |
| // ui::SimpleMenuModel::Delegate: |
| virtual bool IsCommandIdChecked(int command_id) const OVERRIDE; |
| virtual bool IsCommandIdEnabled(int command_id) const OVERRIDE; |
| virtual bool IsCommandIdVisible(int command_id) const OVERRIDE; |
| virtual bool GetAcceleratorForCommandId( |
| int command_id, |
| ui::Accelerator* accelerator) OVERRIDE; |
| virtual void ExecuteCommand(int command_id, int event_flags) OVERRIDE; |
| |
| private: |
| friend class ReloadButtonTest; |
| |
| ui::SimpleMenuModel* CreateMenuModel(); |
| |
| void ExecuteBrowserCommand(int command, int event_flags); |
| void ChangeModeInternal(Mode mode); |
| |
| void OnDoubleClickTimer(); |
| void OnStopToReloadTimer(); |
| |
| base::OneShotTimer<ReloadButton> double_click_timer_; |
| base::OneShotTimer<ReloadButton> stop_to_reload_timer_; |
| |
| // These may be NULL when testing. |
| LocationBarView* location_bar_; |
| CommandUpdater* command_updater_; |
| |
| // The mode we should be in assuming no timers are running. |
| Mode intended_mode_; |
| |
| // The currently-visible mode - this may differ from the intended mode. |
| Mode visible_mode_; |
| |
| // The delay times for the timers. These are members so that tests can modify |
| // them. |
| base::TimeDelta double_click_timer_delay_; |
| base::TimeDelta stop_to_reload_timer_delay_; |
| |
| // Indicates if reload menu is enabled. |
| bool menu_enabled_; |
| |
| // TESTING ONLY |
| // True if we should pretend the button is hovered. |
| bool testing_mouse_hovered_; |
| // Increments when we would tell the browser to "reload", so |
| // test code can tell whether we did so (as there may be no |browser_|). |
| int testing_reload_count_; |
| |
| DISALLOW_IMPLICIT_CONSTRUCTORS(ReloadButton); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_VIEWS_TOOLBAR_RELOAD_BUTTON_H__ |