1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
#ifndef RUNNER_FLUTTER_WINDOW_H_
#define RUNNER_FLUTTER_WINDOW_H_
#include <flutter/dart_project.h>
#include <flutter/flutter_view_controller.h>
#include <memory>
#include "desktop_bridge.h"
#include "win32_window.h"
// A window that does nothing but host a Flutter view.
class FlutterWindow : public Win32Window {
public:
// Creates a new FlutterWindow hosting a Flutter view running |project|.
// [instance] identifies this copy for a second launch's activate request;
// [start_hidden] keeps the window in the tray (started with Windows).
FlutterWindow(const flutter::DartProject& project, WPARAM instance,
bool start_hidden);
virtual ~FlutterWindow();
protected:
// Win32Window:
bool OnCreate() override;
void OnDestroy() override;
LRESULT MessageHandler(HWND window, UINT const message, WPARAM const wparam,
LPARAM const lparam) noexcept override;
private:
// The project to run.
flutter::DartProject project_;
WPARAM instance_;
bool start_hidden_;
// The Flutter instance hosted by this window.
std::unique_ptr<flutter::FlutterViewController> flutter_controller_;
// The close button and the tray icon, driven from Dart.
std::unique_ptr<DesktopBridge> bridge_;
};
#endif // RUNNER_FLUTTER_WINDOW_H_