private void Del_Text()
{
TextBlock tb = path_Con.FindName("newTextBlock" + (path_num - 1)) as TextBlock;
TextBox tbx = path_Con.FindName("newTextBox" + (path_num - 1)) as TextBox;
if (tb != null && tbx != null && path_num > 1) //判断是否找到，以免在未添加前就误点了
{
path_Con.Children.Remove(tb); //移除对应TextBlock控件
path_Con.UnregisterName("newTextBlock" + (path_num - 1));
path_Con.Children.Remove(tbx); //移除对应TextBox控件
path_Con.UnregisterName("newTextBox" + (path_num - 1));
path_num--;
}
else if (path_num == 1)
{
box.Text = "点击地图输入路径点";
path_num--;
}
else if (path_num == 0)
{
MessageBox.Show("路径已清空");
}
else
{
MessageBox.Show("找不到路径error:" + "\nnewTextBlock" + (path_num - 1) + "\nnewTextBox" + (path_num - 1) + "\n" + path_num);
}
}
public static void Gap(WrapPanel wrapPanel, int left_lim, int right_lim, string name, int margin_left, bool flag)
{
TextBox txtBox;
for (int j = left_lim; j <= right_lim; j++)
{
if (flag)
{
txtBox = new TextBox()
{
Name = name + j, Margin = new Thickness(margin_left, 0, 0, 0), FontSize = 14, FontFamily = new FontFamily("Segoe UI")
};
if (margin_left != 0)
{
txtBox.PreviewTextInput += TxtBox_PreviewTextInput;
}
wrapPanel.Children.Add(txtBox);
wrapPanel.RegisterName(txtBox.Name, txtBox);
}
else
{
if (wrapPanel.FindName(name + j) != null)
{
txtBox = (TextBox)wrapPanel.FindName(name + j);
wrapPanel.Children.Remove(txtBox);
wrapPanel.UnregisterName(txtBox.Name);
}
}
}
}
public static void Remove(WrapPanel wrapPanel, string name)
{
TextBox txtBox;
var i = 1;
while (wrapPanel.FindName(name + i) != null)
{
txtBox = (TextBox)wrapPanel.FindName(name + i);
wrapPanel.Children.Remove(txtBox);
wrapPanel.UnregisterName(txtBox.Name);
i++;
}
}