electron/shell/browser/notifications/win/win32_desktop_notifications/toast.h
2019-06-19 17:33:28 -07:00

107 lines
2.9 KiB
C++

// Copyright (c) 2015 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#ifndef SHELL_BROWSER_NOTIFICATIONS_WIN_WIN32_DESKTOP_NOTIFICATIONS_TOAST_H_
#define SHELL_BROWSER_NOTIFICATIONS_WIN_WIN32_DESKTOP_NOTIFICATIONS_TOAST_H_
#include <memory>
#include "shell/browser/notifications/win/win32_desktop_notifications/desktop_notification_controller.h"
#include "base/logging.h"
namespace electron {
class DesktopNotificationController::Toast {
public:
static void Register(HINSTANCE hinstance);
static HWND Create(HINSTANCE hinstance,
std::shared_ptr<NotificationData> data);
static Toast* Get(HWND hwnd) {
return reinterpret_cast<Toast*>(GetWindowLongPtr(hwnd, 0));
}
static LRESULT CALLBACK WndProc(HWND hwnd,
UINT message,
WPARAM wparam,
LPARAM lparam);
const std::shared_ptr<NotificationData>& GetNotification() const {
return data_;
}
void ResetContents();
void Dismiss();
void PopUp(int y);
void SetVerticalPosition(int y);
int GetVerticalPosition() const { return vertical_pos_target_; }
int GetHeight() const { return toast_size_.cy; }
HDWP Animate(HDWP hdwp, const POINT& origin);
bool IsAnimationActive() const {
return ease_in_active_ || ease_out_active_ || IsStackCollapseActive();
}
bool IsHighlighted() const {
DCHECK(!(is_highlighted_ && !IsWindowVisible(hwnd_)));
return is_highlighted_;
}
private:
enum TimerID { TimerID_AutoDismiss = 1 };
Toast(HWND hwnd, std::shared_ptr<NotificationData>* data);
~Toast();
void UpdateBufferSize();
void UpdateScaledImage(const SIZE& size);
void Draw();
void Invalidate();
bool IsRedrawNeeded() const;
void UpdateContents();
void AutoDismiss();
void CancelDismiss();
void ScheduleDismissal();
void StartEaseIn();
void StartEaseOut();
bool IsStackCollapseActive() const;
float AnimateEaseIn();
float AnimateEaseOut();
float AnimateStackCollapse();
private:
static const TCHAR class_name_[];
const HWND hwnd_;
HDC hdc_;
HBITMAP bitmap_ = NULL;
class UIAutomationInterface;
UIAutomationInterface* uia_ = nullptr;
const std::shared_ptr<NotificationData> data_; // never null
SIZE toast_size_ = {};
SIZE margin_ = {};
RECT close_button_rect_ = {};
HBITMAP scaled_image_ = NULL;
int vertical_pos_ = 0;
int vertical_pos_target_ = 0;
bool is_non_interactive_ = false;
bool ease_in_active_ = false;
bool ease_out_active_ = false;
bool is_content_updated_ = false;
bool is_highlighted_ = false;
bool is_close_hot_ = false;
DWORD ease_in_start_, ease_out_start_, stack_collapse_start_;
float ease_in_pos_ = 0, ease_out_pos_ = 0, stack_collapse_pos_ = 0;
};
} // namespace electron
#endif // SHELL_BROWSER_NOTIFICATIONS_WIN_WIN32_DESKTOP_NOTIFICATIONS_TOAST_H_