Example #1
0
func comboBoxEditWndProc(hwnd win.HWND, msg uint32, wParam, lParam uintptr) uintptr {
	cb := (*ComboBox)(unsafe.Pointer(win.GetWindowLongPtr(hwnd, win.GWLP_USERDATA)))

	switch msg {
	case win.WM_GETDLGCODE:
		if form := ancestor(cb); form != nil {
			if dlg, ok := form.(dialogish); ok {
				if dlg.DefaultButton() != nil {
					// If the ComboBox lives in a Dialog that has a
					// DefaultButton, we won't swallow the return key.
					break
				}
			}
		}

		if wParam == win.VK_RETURN {
			return win.DLGC_WANTALLKEYS
		}

	case win.WM_KEYDOWN:
		if wParam != win.VK_RETURN || 0 == cb.SendMessage(win.CB_GETDROPPEDSTATE, 0, 0) {
			cb.handleKeyDown(wParam, lParam)
		}

	case win.WM_KEYUP:
		if wParam != win.VK_RETURN || 0 == cb.SendMessage(win.CB_GETDROPPEDSTATE, 0, 0) {
			cb.handleKeyUp(wParam, lParam)
		}
	}

	return win.CallWindowProc(cb.editOrigWndProcPtr, hwnd, msg, wParam, lParam)
}
Example #2
0
func notifyIconWndProc(hwnd win.HWND, msg uint32, wParam, lParam uintptr) (result uintptr) {
	// Retrieve our *NotifyIcon from the message window.
	ptr := win.GetWindowLongPtr(hwnd, win.GWLP_USERDATA)
	ni := (*NotifyIcon)(unsafe.Pointer(ptr))

	switch lParam {
	case win.WM_LBUTTONDOWN:
		ni.publishMouseEvent(&ni.mouseDownPublisher, LeftButton)

	case win.WM_LBUTTONUP:
		ni.publishMouseEvent(&ni.mouseUpPublisher, LeftButton)

	case win.WM_RBUTTONDOWN:
		ni.publishMouseEvent(&ni.mouseDownPublisher, RightButton)

	case win.WM_RBUTTONUP:
		ni.publishMouseEvent(&ni.mouseUpPublisher, RightButton)

		win.SendMessage(hwnd, msg, wParam, win.WM_CONTEXTMENU)

	case win.WM_CONTEXTMENU:
		if ni.contextMenu.Actions().Len() == 0 {
			break
		}

		win.SetForegroundWindow(hwnd)

		var p win.POINT
		if !win.GetCursorPos(&p) {
			lastError("GetCursorPos")
		}

		actionId := uint16(win.TrackPopupMenuEx(
			ni.contextMenu.hMenu,
			win.TPM_NOANIMATION|win.TPM_RETURNCMD,
			p.X,
			p.Y,
			hwnd,
			nil))
		if actionId != 0 {
			if action, ok := actionsById[actionId]; ok {
				action.raiseTriggered()
			}
		}

		return 0
	}

	return win.DefWindowProc(hwnd, msg, wParam, lParam)
}