46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
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#ifndef RUNNER_FLUTTER_WINDOW_H_
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#define RUNNER_FLUTTER_WINDOW_H_
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#include <flutter/dart_project.h>
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#include <flutter/encodable_value.h>
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#include <flutter/flutter_view_controller.h>
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#include <flutter/method_channel.h>
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#include <memory>
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#include "win32_window.h"
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// A window that does nothing but host a Flutter view.
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class FlutterWindow : public Win32Window {
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public:
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// Creates a new FlutterWindow hosting a Flutter view running |project|.
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explicit FlutterWindow(const flutter::DartProject& project);
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virtual ~FlutterWindow();
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protected:
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// Win32Window:
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bool OnCreate() override;
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void OnDestroy() override;
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LRESULT MessageHandler(HWND window, UINT const message, WPARAM const wparam,
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LPARAM const lparam) noexcept override;
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private:
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// The project to run.
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flutter::DartProject project_;
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// The Flutter instance hosted by this window.
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std::unique_ptr<flutter::FlutterViewController> flutter_controller_;
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// The channel halkyon_app's SecretScreen asks to keep the window out of
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// screen captures while something secret shows (the recovery phrase,
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// recovery codes, an authenticator's key), and how many show: counted, as
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// several may at once.
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std::unique_ptr<flutter::MethodChannel<flutter::EncodableValue>>
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screen_guard_;
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int secrets_shown_ = 0;
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// Answers |screen_guard_|.
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void GuardScreen();
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};
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#endif // RUNNER_FLUTTER_WINDOW_H_
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