private void dispatcherTimer_Tick(object sender, EventArgs e)
{
try
{
enablePassThrough = true;
var screenPoint = System.Windows.Forms.Cursor.Position;
AutomationElement element = null;
if (IsWindowHighlight)
{
IntPtr hWnd = UiCommon.GetRootWindow(screenPoint);
if (hWnd != IntPtr.Zero)
{
element = UIAUiNode.UIAAutomation.FromHandle(hWnd);
}
}
else
{
try
{
element = UIAUiNode.UIAAutomation.FromPoint(screenPoint);
}
catch (Exception)
{
if (element == null)
{
IntPtr hWnd = UiCommon.WindowFromPoint(screenPoint);
if (hWnd != IntPtr.Zero)
{
element = UIAUiNode.UIAAutomation.FromHandle(hWnd);
}
}
}
if (inspectJavaUiNode(element, screenPoint))
{
return;
}
}
CurrentHighlightElement = new UIAUiNode(element);
if (element == null)
{
return;
}
var rect = element.BoundingRectangle;
//计算鼠标点击时的相对元素的偏移,以供后期有必要时使用
CurrentHighlightElementRelativeClickPos = new Point(screenPoint.X - rect.Left, screenPoint.Y - rect.Top);
this.MoveRect(rect);
}
catch (Exception)
{
}
finally
{
enablePassThrough = false;
this.TopMost = true;
}
}
public UiNode FindRelativeNode(int position, int offsetX, int offsetY)
{
UIAUiNode relativeNode = null;
Rectangle rect = automationElement.BoundingRectangle;
int posX, posY;
Point point;
switch (position)
{
case 0: //中心位置偏移
posX = rect.Location.X + rect.Width / 2;
posY = rect.Location.Y + rect.Height / 2;
point = new Point(posX + offsetX, posY + offsetY);
break;
case 1: //左上角偏移
posX = rect.Location.X;
posY = rect.Location.Y;
point = new Point(posX + offsetX, posY + offsetY);
break;
case 2: //右上角偏移
posX = rect.Location.X + rect.Width;
posY = rect.Location.Y;
point = new Point(posX + offsetX, posY + offsetY);
break;
case 3: //左下角偏移
posX = rect.Location.X;
posY = rect.Location.Y + rect.Height;
point = new Point(posX + offsetX, posY + offsetY);
break;
case 4: //右下角偏移
posX = rect.Location.X + rect.Width;
posY = rect.Location.Y + rect.Height;
point = new Point(posX + offsetX, posY + offsetY);
break;
default: //默认中心偏移
posX = rect.Location.X + rect.Width / 2;
posY = rect.Location.Y + rect.Height / 2;
point = new Point(posX + offsetX, posY + offsetY);
break;
}
try
{
this.automationElement = UIAUiNode.UIAAutomation.FromPoint(point);
}
catch (Exception)
{
if (this.automationElement == null)
{
IntPtr hWnd = UiCommon.WindowFromPoint(point);
if (hWnd != IntPtr.Zero)
{
this.automationElement = UIAUiNode.UIAAutomation.FromHandle(hWnd);
}
}
}
relativeNode = new UIAUiNode(automationElement);
return(relativeNode);
}