public void AutoCreateDesktopButton(Canvas canvas, double width, double height)
{
List <DesktopButtonVo> buttons = tempDataMapper.GetDesktopData();
int i = 0;
int left = 20;
int top = 20;
foreach (DesktopButtonVo item in buttons)
{
i++;
IconButton iconButton = new IconButton();
iconButton.Name = "iconButton" + i;
iconButton.Margin = new Thickness(left, top, 0, 0);
if (string.IsNullOrWhiteSpace(item.Icon))
{
ResourceDictionary resource = (from dict in Application.Current.Resources.MergedDictionaries
where dict.Contains("DesktopIcon")
select dict).FirstOrDefault();
if (resource != null && resource["DesktopIcon"] != null)
{
iconButton.Icon = resource["DesktopIcon"].ToString();
}
}
else
{
iconButton.Icon = item.Icon;
}
iconButton.Height = 100;
iconButton.Width = 80;
iconButton.VerticalAlignment = VerticalAlignment.Top;
iconButton.HorizontalAlignment = HorizontalAlignment.Left;
iconButton.Content = item.Title;
iconButton.IsDrag = item.IsDrag;
if (iconButton.Margin.Top > height - 120)
{
top = 20;
left += 100;
iconButton.Margin = new Thickness(left, top, 0, 0);
}
while (true)
{
bool isFind = false;
UIElementCollection children = canvas.Children;
foreach (UIElement child in children)
{
Control c = (Control)child;
if (c.Margin.Top == top && c.Margin.Left == left && c.Name != iconButton.Name)
{
isFind = true;
top += 120;
if (top > height - 120)
{
top = 20;
left += 100;
}
break;
}
}
if (!isFind)
{
break;
}
}
top += 120;
if (item.Events != null)
{
foreach (var itemEvent in item.Events)
{
if (itemEvent.EventType.Equals("DoubleClick"))
{
if (itemEvent.EventName.Equals("OpenNewWindow"))
{
string windowName = itemEvent.WindowName;
string namespaceName = System.Reflection.MethodBase.GetCurrentMethod().DeclaringType.Namespace;
iconButton.AddHandler(Button.MouseDoubleClickEvent, new MouseButtonEventHandler((o, e) =>
{
Type type = Type.GetType(namespaceName + "." + windowName);
object obj = Activator.CreateInstance(type);
Window window = (Window)obj;
window.WindowStartupLocation = WindowStartupLocation.CenterOwner;
window.Show();
}), true);//注册事件
}
}
}
}
canvas.Children.Add(iconButton);
}
}