/// <summary>
/// 根据TextBox内容动态更新静态成员CustomPool的属性
/// </summary>
/// <param name="sender">TextChange事件的sender</param>
/// <param name="window"></param>
public static void ChangeProperty(object sender, MainWindow window)
{
UIElementCollection collection = window.StackPanel_Main.Children;
TextBlock textblock = (TextBlock)Helper.GetTextBlock(sender, window.StackPanel_Main, collection);
PoolInfo info = window.GetPoolInfo(window.List_PoolDisplay.SelectedItem);
PoolContent content = window.GetPoolContent(window.List_PoolContentDisplay.SelectedItem, info);
string keyname = Helper.GetKeyByChineseName(textblock.Text).FirstOrDefault();
//??运算符:左侧为null时,将右侧的值赋给等号左边
var property = info.GetType().GetProperty(keyname) ?? content.GetType().GetProperty(keyname);
//?这句的作用似乎和上面那句重复了
//用于获取值是来自List_PoolContentDisplay还是List_PoolDisplay
object obj = (info.GetType().GetProperties().Contains(property)) ? (object)info : content;
if (sender.GetType().Name == "ComboBox")
{
ComboBox comboBox = (ComboBox)sender;
//将变化的值赋值给obj对应的属性
property.SetValue(obj, Convert.ChangeType(comboBox.SelectedItem.ToString(), property.PropertyType));
}
else if (sender.GetType().Name == "TextBox")
{
TextBox textBox = sender as TextBox;
property.SetValue(obj, Convert.ChangeType(textBox.Text, property.PropertyType));
//如果变化的是PoolName或者是Name,还需要同步更新左侧ListBox的内容
string key = GetKeyByChineseName(textblock.Text).FirstOrDefault();
if (key == "PoolName" || key == "Name")
{
if (obj.Equals(info))
{
ChangeItemText(window.List_PoolDisplay, textBox.Text);
}
else
{
ChangeItemText(window.List_PoolContentDisplay, textBox.Text);
}
}
}
}
/// <summary>
/// 向全局cp中添加新元素
/// </summary>
/// <param name="listbox"></param>
private void AddNewElement(ListBox listbox)
{
if (!listbox.Name.Contains("Content")) //是上面的ListBox
{
if (listbox.SelectedItem == null) //无被选中的,添加模板
{
cp.Infos.Add((PoolInfo)Helper.GetTempleteItem(new PoolInfo()));
}
else
{
//有被选中的,方便起见,复制当前选中的项目
PoolInfo info = GetPoolInfo(List_PoolDisplay.SelectedItem).Clone();
info.PoolName = "新元素..."; info.PoolContents = new List <PoolContent>();
cp.Infos.Insert(List_PoolDisplay.SelectedIndex + 1, info);
}
}
else//List_PoolContentDisplay
{
if (cp.Infos.Count == 0)//想在下面的listbox添加,却发现上面的listbox是空的
{
cp.Infos.Add((PoolInfo)Helper.GetTempleteItem(new PoolInfo()));//先添加模板
List_PoolDisplay.Items.Add("新元素...");
List_PoolDisplay.SelectedIndex = 0;
}
if (listbox.SelectedItem == null)//is null ,need to get a templete item
{
GetPoolInfo(List_PoolDisplay.SelectedItem).PoolContents.Add((PoolContent)Helper.GetTempleteItem(new PoolContent()));
}
else//not null,clone the selected item
{
var info = GetPoolInfo(List_PoolDisplay.SelectedItem);
PoolContent content = GetPoolContent(List_PoolContentDisplay.SelectedItem, info).Clone();
content.Name = "新元素...";
info.PoolContents.Insert(List_PoolContentDisplay.SelectedIndex + 1, content);
}
}
}
