157 lines
4.9 KiB
C#
157 lines
4.9 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Input;
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using System.Windows.Media;
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namespace SamplePre.UIWpf.BaseWindows
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{
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public class BaseWindow : Window
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{
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public BaseWindow()
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{
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//InitializeStyle();
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//this.Loaded += delegate
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//{
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// InitializeEvent();
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//};
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InitializeStyle();
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// 一定要在 Loaded 里执行，确保模板已加载
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Loaded += (s, e) => InitializeEvent();
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}
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private void InitializeEvent()
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{
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// ✅ 关键：从可视化树查找模板内的元素
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Button btnMin = FindChild<Button>(this, "btnMin");
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Button btnMax = FindChild<Button>(this, "btnMax");
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Button btnClose = FindChild<Button>(this, "btnClose");
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Border borderTitle = FindChild<Border>(this, "borderTitle");
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// 最小化
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if (btnMin != null)
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btnMin.Click += (s, e) => WindowState = WindowState.Minimized;
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// 最大化/还原
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if (btnMax != null)
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btnMax.Click += (s, e) =>
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WindowState = WindowState == WindowState.Normal ? WindowState.Maximized : WindowState.Normal;
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// 关闭
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if (btnClose != null)
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btnClose.Click += (s, e) => Close();
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// 拖动窗口
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if (borderTitle != null)
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{
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borderTitle.MouseMove += (s, e) =>
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{
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if (e.LeftButton == MouseButtonState.Pressed)
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DragMove();
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};
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// 双击标题最大化
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borderTitle.MouseLeftButtonDown += (s, e) =>
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{
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if (e.ClickCount >= 2)
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WindowState = WindowState == WindowState.Normal ? WindowState.Maximized : WindowState.Normal;
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};
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}
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}
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#region 万能查找控件方法（核心）
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/// <summary>
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/// 在可视化树中查找指定名称的子元素
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/// </summary>
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public static T FindChild<T>(DependencyObject parent, string childName) where T : DependencyObject
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{
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if (parent == null) return null;
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T foundChild = null;
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int childrenCount = VisualTreeHelper.GetChildrenCount(parent);
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for (int i = 0; i < childrenCount; i++)
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{
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var child = VisualTreeHelper.GetChild(parent, i);
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if (child is T tChild && child is FrameworkElement element && element.Name == childName)
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{
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foundChild = tChild;
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break;
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}
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foundChild = FindChild<T>(child, childName);
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if (foundChild != null) break;
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}
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return foundChild;
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}
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#endregion
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private void InitializeStyle()
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{
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Style = (Style)Application.Current.Resources["BaseWindowStyle"];
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}
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////==================================================
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//private void InitializeEvent()
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//{
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// ControlTemplate baseWindowTemplate = (ControlTemplate)App.Current.Resources["BaseWindowControlTemplate"];
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// //Button minBtn = (Button)baseWindowTemplate.FindName("btnMin", this);
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// //minBtn.Click += delegate
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// //{
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// // this.WindowState = WindowState.Minimized;
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// //};
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// //Button maxBtn = (Button)baseWindowTemplate.FindName("btnMax", this);
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// //maxBtn.Click += delegate
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// //{
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// // this.WindowState = (this.WindowState == WindowState.Normal ? WindowState.Maximized : WindowState.Normal);
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// //};
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// //Button closeBtn = this.FindName("btnClose") as Button;
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// Button closeBtn = (Button)baseWindowTemplate.FindName("btnClose", this);
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// closeBtn.Click += delegate
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// {
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// this.Close();
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// };
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// Border borderTitle = (Border)baseWindowTemplate.FindName("borderTitle", this);
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// borderTitle.MouseMove += delegate (object sender, MouseEventArgs e)
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// {
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// if (e.LeftButton == MouseButtonState.Pressed)
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// {
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// this.DragMove();
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// }
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// };
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// borderTitle.MouseLeftButtonDown += delegate (object sender, MouseButtonEventArgs e)
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// {
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// if (e.ClickCount >= 2)
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// {
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// //maxBtn.RaiseEvent(new RoutedEventArgs(Button.ClickEvent));
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// }
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// };
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//}
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//private void InitializeStyle()
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//{
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// this.Style = (Style)App.Current.Resources["BaseWindowStyle"];
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//}
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}
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}
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