func setWindowVisible(hwnd win.HWND, visible bool) {
var cmd int32
if visible {
cmd = win.SW_SHOW
} else {
cmd = win.SW_HIDE
}
win.ShowWindow(hwnd, cmd)
}
func WinMain(Inst win.HINSTANCE) int32 {
// 1. 注册窗口类
atom := MyRegisterClass(Inst)
if atom == 0 {
fmt.Println("注册窗口类失败:", win.GetLastError())
return 0
}
fmt.Println("注册窗口类成功", atom)
// 2. 创建窗口
wnd := win.CreateWindowEx(win.WS_EX_APPWINDOW,
syscall.StringToUTF16Ptr("主窗口类"),
nil,
win.WS_OVERLAPPEDWINDOW|win.WS_CLIPSIBLINGS,
win.CW_USEDEFAULT,
win.CW_USEDEFAULT,
win.CW_USEDEFAULT,
win.CW_USEDEFAULT,
0,
0,
Inst,
nil)
if wnd == 0 {
fmt.Println("创建窗口失败", win.GetLastError())
return 0
}
fmt.Println("创建窗口成功", wnd)
win.ShowWindow(wnd, win.SW_SHOW)
win.UpdateWindow(wnd)
// load file
gohl.EnableDebug()
if err := gohl.LoadFile(wnd, "a.html"); err != nil {
println("LoadFile failed", err.Error())
return 0
}
ui(wnd)
// 3. 主消息循环
var msg win.MSG
msg.Message = win.WM_QUIT + 1 // 让它不等于 win.WM_QUIT
for win.GetMessage(&msg, 0, 0, 0) > 0 {
win.TranslateMessage(&msg)
win.DispatchMessage(&msg)
}
return int32(msg.WParam)
}
// SetVisible sets if the *WindowBase is visible.
func (wb *WindowBase) SetVisible(visible bool) {
var cmd int32
if visible {
cmd = win.SW_SHOW
} else {
cmd = win.SW_HIDE
}
win.ShowWindow(wb.hWnd, cmd)
wb.visible = visible
if widget, ok := wb.window.(Widget); ok {
widget.AsWidgetBase().updateParentLayout()
}
wb.visibleChangedPublisher.Publish()
}
func WinMain(Inst win.HINSTANCE) int32 {
// RegisterClass
atom := MyRegisterClass(Inst)
if atom == 0 {
fmt.Println("RegisterClass failed:", win.GetLastError())
return 0
}
fmt.Println("RegisterClass ok", atom)
// CreateWindowEx
wnd := win.CreateWindowEx(win.WS_EX_APPWINDOW,
syscall.StringToUTF16Ptr(wndClassName),
nil,
win.WS_OVERLAPPEDWINDOW|win.WS_CLIPSIBLINGS,
win.CW_USEDEFAULT,
win.CW_USEDEFAULT,
win.CW_USEDEFAULT,
win.CW_USEDEFAULT,
0,
0,
Inst,
nil)
if wnd == 0 {
fmt.Println("CreateWindowEx failed:", win.GetLastError())
return 0
}
fmt.Println("CreateWindowEx done", wnd)
win.ShowWindow(wnd, win.SW_SHOW)
win.UpdateWindow(wnd)
// load file
gohl.EnableDebug()
if err := gohl.LoadFile(wnd, "a.html"); err != nil {
println("LoadFile failed", err.Error())
return 0
}
// main message loop
var msg win.MSG
for win.GetMessage(&msg, 0, 0, 0) > 0 {
win.TranslateMessage(&msg)
win.DispatchMessage(&msg)
}
return int32(msg.WParam)
}
// 该函数将焦点切换指定的窗口，并将其带到前台。
func (wb *WindowBase) SwitchToThisWindow(switchto bool) {
win.ShowWindow(wb.hWnd, win.SW_RESTORE)
}
func (s *Window) Show() {
// message handling
hwnd := win.HWND(unsafe.Pointer(s.GetHwnd()))
win.ShowWindow(hwnd, win.SW_SHOW)
win.UpdateWindow(hwnd)
}