electron/shell/browser/ui/gtk/app_indicator_icon.h

116 lines
3.3 KiB
C++

// 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 SHELL_BROWSER_UI_GTK_APP_INDICATOR_ICON_H_
#define SHELL_BROWSER_UI_GTK_APP_INDICATOR_ICON_H_
#include <memory>
#include <string>
#include "base/files/file_path.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/nix/xdg_util.h"
#include "ui/base/glib/glib_signal.h"
#include "ui/views/linux_ui/status_icon_linux.h"
typedef struct _AppIndicator AppIndicator;
typedef struct _GtkWidget GtkWidget;
class SkBitmap;
namespace gfx {
class ImageSkia;
}
namespace ui {
class MenuModel;
}
namespace electron {
namespace gtkui {
class AppIndicatorIconMenu;
// Status icon implementation which uses libappindicator.
class AppIndicatorIcon : public views::StatusIconLinux {
public:
// The id uniquely identifies the new status icon from other chrome status
// icons.
AppIndicatorIcon(std::string id,
const gfx::ImageSkia& image,
const std::u16string& tool_tip);
~AppIndicatorIcon() override;
// Indicates whether libappindicator so could be opened.
static bool CouldOpen();
// Overridden from views::StatusIconLinux:
void SetIcon(const gfx::ImageSkia& image) override;
void SetToolTip(const std::u16string& tool_tip) override;
void UpdatePlatformContextMenu(ui::MenuModel* menu) override;
void RefreshPlatformContextMenu() override;
private:
struct SetImageFromFileParams {
// The temporary directory in which the icon(s) were written.
base::FilePath parent_temp_dir;
// The icon theme path to pass to libappindicator.
std::string icon_theme_path;
// The icon name to pass to libappindicator.
std::string icon_name;
};
// Writes |bitmap| to a temporary directory on a worker thread. The temporary
// directory is selected based on KDE's quirks.
static SetImageFromFileParams WriteKDE4TempImageOnWorkerThread(
const SkBitmap& bitmap,
const base::FilePath& existing_temp_dir);
// Writes |bitmap| to a temporary directory on a worker thread. The temporary
// directory is selected based on Unity's quirks.
static SetImageFromFileParams WriteUnityTempImageOnWorkerThread(
const SkBitmap& bitmap,
int icon_change_count,
const std::string& id);
void SetImageFromFile(const SetImageFromFileParams& params);
void SetMenu();
// Sets a menu item at the top of the menu as a replacement for the status
// icon click action. Clicking on this menu item should simulate a status icon
// click by despatching a click event.
void UpdateClickActionReplacementMenuItem();
// Callback for when the status icon click replacement menu item is activated.
void OnClickActionReplacementMenuItemActivated();
std::string id_;
std::string tool_tip_;
// Used to select KDE or Unity for image setting.
base::nix::DesktopEnvironment desktop_env_;
// Gtk status icon wrapper
AppIndicator* icon_ = nullptr;
std::unique_ptr<AppIndicatorIconMenu> menu_;
ui::MenuModel* menu_model_ = nullptr;
base::FilePath temp_dir_;
int icon_change_count_ = 0;
base::WeakPtrFactory<AppIndicatorIcon> weak_factory_{this};
DISALLOW_COPY_AND_ASSIGN(AppIndicatorIcon);
};
} // namespace gtkui
} // namespace electron
#endif // SHELL_BROWSER_UI_GTK_APP_INDICATOR_ICON_H_