Esempio n. 1
0
func (w *Window) AddTrayIcon(ico Icon, tip string) {
	if w.trayIconData != nil {
		return
	}

	w.trayIconData = &w32.NOTIFYICONDATA{
		/* Size */ uint32(unsafe.Sizeof(*w.trayIconData)),
		/* Wnd */ w.handle,
		/* ID */ 1,
		/* Flags */ w32.NIF_MESSAGE | w32.NIF_ICON | w32.NIF_TIP | w32.NIF_SHOWTIP,
		/* CallbackMessage */ WM_TRAYICON,
		/* Icon */ w32.HICON(ico),
		/* Tip */ [128]uint16{},
		/* State */ 0,
		/* StateMask */ 0,
		/* Info */ [256]uint16{},
		/* TimeoutOrVersion */ w32.NOTIFYICON_VERSION_4,
		/* InfoTitle */ [64]uint16{},
		/* InfoFlags */ 0,
		/* Item */ w32.GUID{},
		/* BalloonIcon */ 0,
	}

	tipbuf := syscall.StringToUTF16(tip)
	copy(w.trayIconData.Tip[:], tipbuf)

	w32.Shell_NotifyIcon(w32.NIM_ADD, w.trayIconData)
}
Esempio n. 2
0
func wndProc(hwnd w32.HWND, msg uint32, wParam, lParam uintptr) uintptr {
	wnd, err := findWndByHandle(hwnd)
	if err != nil {
		return w32.DefWindowProc(hwnd, msg, wParam, lParam)
	}

	switch msg {
	case w32.WM_SIZE:
		if wParam == w32.SIZE_MINIMIZED {
			if wnd.OnMinimize != nil {
				wnd.OnMinimize(wnd)
			}
			// We don't want to send OnSizeChanged notification then
			return 0
		} else if wParam == w32.SIZE_MAXIMIZED {
			if wnd.OnMaximize != nil {
				wnd.OnMaximize(wnd)
			}
		}
		w := int(w32.LOWORD(uint32(lParam)))
		h := int(w32.HIWORD(uint32(lParam)))
		if wnd.OnSizeChanged != nil {
			wnd.OnSizeChanged(wnd, Vector{w, h})
		}
		return 0
	case w32.WM_KILLFOCUS:
		if wnd.OnBlur != nil {
			wnd.OnBlur(wnd)
		}
		return 0
	case w32.WM_COMMAND:
		notifCode := int(w32.HIWORD(uint32(wParam)))
		controlId := uintptr(w32.LOWORD(uint32(wParam)))
		controlHandle := w32.HWND(lParam)

		if controlHandle == 0 {
			if notifCode != 0 {
				return 0
			}
			// Menu item click
			mi, err := findMenuItemById(controlId)
			if err == nil && mi.OnClick != nil {
				mi.OnClick(mi)
			}
		} else {
			// Control notification
			dispatchControlEvent(controlHandle, notifCode)
		}

		return 0
	case WM_TRAYICON:
		switch w32.LOWORD(uint32(lParam)) {
		case w32.WM_LBUTTONUP:
			if wnd.OnTrayClick != nil {
				wnd.OnTrayClick(wnd)
			}
		case w32.WM_RBUTTONUP:
			if wnd.OnTrayRightClick != nil {
				wnd.OnTrayRightClick(wnd)
			}
		}
		return 0
	case w32.WM_CLOSE:
		if wnd.OnClose == nil || wnd.OnClose(wnd) {
			wnd.Destroy()
		}
		return 0
	case w32.WM_DESTROY:
		if wnd.trayIconData != nil {
			w32.Shell_NotifyIcon(w32.NIM_DELETE, wnd.trayIconData)
		}
		if wnd.OnDestroy != nil {
			wnd.OnDestroy(wnd)
		} else {
			Exit()
		}
		return 0
	default:
		return w32.DefWindowProc(hwnd, msg, wParam, lParam)
	}
}