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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "os" | ||
| "golang.org/x/sys/windows" | ||
| "unsafe" | ||
| ) | ||
|
|
||
| type ProcessGroup windows.Handle | ||
|
|
||
| func NewProcessGroup() (ProcessGroup, error) { | ||
| handle, err := windows.CreateJobObject(nil, nil) | ||
| if err != nil { | ||
| return 0, err | ||
| } | ||
|
|
||
| info := windows.JOBOBJECT_EXTENDED_LIMIT_INFORMATION{ | ||
| BasicLimitInformation: windows.JOBOBJECT_BASIC_LIMIT_INFORMATION{ | ||
| LimitFlags: windows.JOB_OBJECT_LIMIT_KILL_ON_JOB_CLOSE, | ||
| }, | ||
| } | ||
| if _, err := windows.SetInformationJobObject( | ||
| handle, | ||
| windows.JobObjectExtendedLimitInformation, | ||
| uintptr(unsafe.Pointer(&info)), | ||
| uint32(unsafe.Sizeof(info))); err != nil { | ||
| return 0, err | ||
| } | ||
|
|
||
| return ProcessGroup(handle), nil | ||
| } | ||
|
|
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| func (g ProcessGroup) Dispose() error { | ||
| return windows.CloseHandle(windows.Handle(g)) | ||
| } | ||
|
|
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| func (g ProcessGroup) AddProcess(p *os.Process) error { | ||
| return windows.AssignProcessToJobObject( | ||
| windows.Handle(g), | ||
| windows.Handle((*process)(unsafe.Pointer(p)).Handle)) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "github.com/nvsoft/win" | ||
| "syscall" | ||
| "unsafe" | ||
| ) | ||
|
|
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| func WndProc(hwnd win.HWND, msg uint32, wParam, lParam uintptr) uintptr { | ||
| // windowPtr := unsafe.Pointer(win.GetWindowLongPtr(hwnd, win.GWLP_USERDATA)) | ||
| // w, _ := GetWindowContext(hwnd).(webViewInstance); | ||
| switch msg { | ||
| case win.WM_SIZE: | ||
| // TODO Handle weview resizing on custom windows | ||
| // Would be great if could access w.m_browser.resize(hwnd) here | ||
| // w.m_browser.resize(hwnd); | ||
| break | ||
| case win.WM_DESTROY: | ||
| win.PostQuitMessage(0) | ||
| exitApplication(0) | ||
| default: | ||
| return win.DefWindowProc(hwnd, msg, wParam, lParam) | ||
| } | ||
| return 0 | ||
| } | ||
|
|
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| // func GetWindowContext(wnd win.HWND) interface{} { | ||
| // windowContextSync.RLock() | ||
| // defer windowContextSync.RUnlock() | ||
| // return windowContext[wnd] | ||
| // } | ||
|
|
||
| // var ( | ||
| // windowContext = map[uintptr]interface{}{} | ||
| // windowContextSync sync.RWMutex | ||
| // ) | ||
|
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| func RegisterClass(hInstance win.HINSTANCE) (atom win.ATOM) { | ||
| var wc win.WNDCLASSEX | ||
| wc.CbSize = uint32(unsafe.Sizeof(wc)) | ||
| wc.Style = win.CS_HREDRAW | win.CS_VREDRAW | win.CS_OWNDC | ||
| wc.LpfnWndProc = syscall.NewCallback(WndProc) | ||
| wc.CbClsExtra = 0 | ||
| wc.CbWndExtra = 0 | ||
| wc.HInstance = hInstance | ||
| wc.HbrBackground = win.GetSysColorBrush(win.COLOR_WINDOWFRAME) | ||
| wc.LpszMenuName = syscall.StringToUTF16Ptr("") | ||
| wc.LpszClassName = syscall.StringToUTF16Ptr(LPSZ_CLASS_NAME) | ||
| wc.HIconSm = win.HICON(win.LoadImage(hInstance, syscall.StringToUTF16Ptr(ICON), win.IMAGE_ICON, 32, 32, win.LR_LOADFROMFILE|win.LR_SHARED|win.LR_LOADTRANSPARENT)) | ||
| wc.HIcon = win.HICON(win.LoadImage(hInstance, syscall.StringToUTF16Ptr(ICON), win.IMAGE_ICON, 64, 64, win.LR_LOADFROMFILE|win.LR_SHARED|win.LR_LOADTRANSPARENT)) | ||
| wc.HCursor = win.LoadCursor(0, win.MAKEINTRESOURCE(win.IDC_ARROW)) | ||
| return win.RegisterClassEx(&wc) | ||
| } | ||
|
|
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| func CreateWin32Window(hInstance win.HINSTANCE, LAUNCHER_WINDOW_TITLE string, width int32, height int32) (hwnd win.HWND) { | ||
| // Center window | ||
| // https://docs.microsoft.com/en-us/windows/win32/api/winuser/ | ||
| screenWidth := int32(win.GetSystemMetrics(win.SM_CXSCREEN)) | ||
| screenHeight := int32(win.GetSystemMetrics(win.SM_CYSCREEN)) | ||
| windowX := int32((screenWidth / 2) - (width / 2)) | ||
| windowY := int32((screenHeight / 2) - (height / 2)) | ||
|
|
||
| return win.CreateWindowEx( | ||
| win.WS_EX_APPWINDOW, | ||
| syscall.StringToUTF16Ptr(LPSZ_CLASS_NAME), | ||
| syscall.StringToUTF16Ptr(LAUNCHER_WINDOW_TITLE), | ||
| win.WS_OVERLAPPED|win.WS_SYSMENU|win.WS_MINIMIZEBOX, | ||
| //win.WS_OVERLAPPEDWINDOW, // A normal window | ||
| windowX, | ||
| windowY, | ||
| width, | ||
| height, | ||
| 0, | ||
| 0, | ||
| hInstance, | ||
| nil) | ||
| } |