/// <summary>
/// 将数据列表绑定并生成子控件列表
/// </summary>
private void BindingItems()
{
_panel.Children.Clear();
NavButtonVisibility = this.Items.Count > MaxVisibleItemCount ? Visibility.Visible : Visibility.Collapsed;
foreach (var item in this.Items)
{
DeviceSelectItemControl pc = new DeviceSelectItemControl();
_panel.Children.Add(pc);
pc.DataContext = item;
pc.MouseDown += OnDeviceItemClick;
Binding binding = new Binding()
{
Source = this, Path = new PropertyPath("ItemWidth"), UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged
};
BindingOperations.SetBinding(pc, Canvas.WidthProperty, binding);
Binding binding2 = new Binding()
{
Source = _canvas, Path = new PropertyPath("ActualHeight"), UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged
};
BindingOperations.SetBinding(pc, Canvas.HeightProperty, binding2);
}
}
/// <summary>
/// 点击了某个设备
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnDeviceItemClick(object sender, MouseButtonEventArgs e)
{
DeviceSelectItemControl pc = sender as DeviceSelectItemControl;
this.SelectedItem = this.SelectedValue = pc.DataContext; //设置当前选择的项
}
