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chore: enable single instance desktop application on windows (#3136)

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Nathan.fooo 2023-08-07 23:30:14 +08:00 committed by GitHub
parent 3c04b72932
commit ef9596f4ab
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2 changed files with 28 additions and 14 deletions
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34
frontend/appflowy_flutter/windows/runner/main.cpp
View File

@ -6,12 +6,28 @@
#include "utils.h"
int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
_In_ wchar_t *command_line, _In_ int show_command)
{
_In_ wchar_t *command_line, _In_ int show_command) {
HANDLE hMutexInstance = CreateMutex(NULL, TRUE, L"AppFlowyMutex");
HWND handle = FindWindowA(NULL, "AppFlowy");
if (GetLastError() == ERROR_ALREADY_EXISTS) {
flutter::DartProject project(L"data");
std::vector<std::string> command_line_arguments = GetCommandLineArguments();
project.set_dart_entrypoint_arguments(std::move(command_line_arguments));
FlutterWindow window(project);
if (window.SendAppLinkToInstance(L"AppFlowy")) {
return false;
}
WINDOWPLACEMENT place = {sizeof(WINDOWPLACEMENT)};
GetWindowPlacement(handle, &place);
ShowWindow(handle, SW_NORMAL);
return 0;
}
// Attach to console when present (e.g., 'flutter run') or create a
// new console when running with a debugger.
if (!::AttachConsole(ATTACH_PARENT_PROCESS) && ::IsDebuggerPresent())
{
if (!::AttachConsole(ATTACH_PARENT_PROCESS) && ::IsDebuggerPresent()) {
CreateAndAttachConsole();
}
@ -21,27 +37,25 @@ int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
flutter::DartProject project(L"data");
std::vector<std::string> command_line_arguments =
GetCommandLineArguments();
std::vector<std::string> command_line_arguments = GetCommandLineArguments();
project.set_dart_entrypoint_arguments(std::move(command_line_arguments));
FlutterWindow window(project);
Win32Window::Point origin(10, 10);
Win32Window::Size size(1280, 720);
if (!window.CreateAndShow(L"AppFlowy", origin, size))
{
if (!window.CreateAndShow(L"AppFlowy", origin, size)) {
return EXIT_FAILURE;
}
window.SetQuitOnClose(true);
::MSG msg;
while (::GetMessage(&msg, nullptr, 0, 0))
{
while (::GetMessage(&msg, nullptr, 0, 0)) {
::TranslateMessage(&msg);
::DispatchMessage(&msg);
}
::CoUninitialize();
ReleaseMutex(hMutexInstance);
return EXIT_SUCCESS;
}

8
frontend/appflowy_flutter/windows/runner/win32_window.h
View File

@ -41,6 +41,10 @@ public:
const Point &origin,
const Size &size);
// Dispatches link if any.
// This method enables our app to be with a single instance too.
bool SendAppLinkToInstance(const std::wstring &title);
// Release OS resources associated with window.
void Destroy();
@ -89,10 +93,6 @@ private:
// Retrieves a class instance pointer for |window|
static Win32Window *GetThisFromHandle(HWND const window) noexcept;
// Dispatches link if any.
// This method enables our app to be with a single instance too.
bool SendAppLinkToInstance(const std::wstring &title);
bool quit_on_close_ = false;
// window handle for top level window.