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GG Z
2026-02-17 22:17:23 +08:00
parent b3479d1f39
commit 3816edbdb4
72 changed files with 272 additions and 2976 deletions
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73
Melskin/Controls/MelWindow.xaml.cs
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@@ -1,10 +1,7 @@
using System.Runtime.InteropServices;
using System.Windows.Automation.Peers;
using System.Windows.Automation.Provider;
using System.Diagnostics;
using System.Runtime.InteropServices;
using System.Windows.Input;
using Melskin.Assists;
namespace Melskin.Controls;
/// <summary>
@@ -85,7 +82,10 @@ public class MelWindow : Window
private const int WM_NCMOUSELEAVE = 0x02A2;
private const int WM_NCLBUTTONDOWN = 0x00A1;
private const int WM_NCLBUTTONUP = 0x00A2;
private const int WM_SYSCOMMAND = 0x0112;
private const int HTMAXBUTTON = 9;
private const int SC_MAXIMIZE = 0xF030;
private const int SC_RESTORE = 0xF120;
private const uint TME_LEAVE = 0x00000002;
private const uint TME_NONCLIENT = 0x00000010;
@@ -93,6 +93,10 @@ public class MelWindow : Window
private bool isMouseOverMaximizeButton = false;
private bool isMaximizeButtonPressed = false;
/// <summary>
/// 记录点击前的窗口状态，用于判断系统是否已通过 Snap Layout 处理了窗口状态变更。
/// </summary>
private WindowState windowStateBeforeClick;
private IntPtr HwndSourceHook(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
{
@@ -101,6 +105,8 @@ public class MelWindow : Window
case WM_NCHITTEST:
if (IsMouseOverMaximizeButton(lParam))
{
// 返回 HTMAXBUTTON 让 Windows 11 Shell 知道鼠标在最大化按钮上，
// 从而触发 Snap Layout 弹出菜单。
handled = true;
return new IntPtr(HTMAXBUTTON);
}
@@ -138,6 +144,7 @@ public class MelWindow : Window
if (isMouseOverMaximizeButton)
{
isMaximizeButtonPressed = true;
windowStateBeforeClick = this.WindowState;
UpdateMaximizeButtonVisualState();
handled = true;
}
@@ -147,15 +154,27 @@ public class MelWindow : Window
if (isMaximizeButtonPressed)
{
isMaximizeButtonPressed = false;
isMouseOverMaximizeButton = false;
UpdateMaximizeButtonVisualState();
if (isMouseOverMaximizeButton)
// 检查系统是否已经通过 Snap Layout 处理了窗口状态变更
// 如果窗口状态未被系统改变，说明用户只是普通点击最大化按钮
if (this.WindowState == windowStateBeforeClick)
{
maximizeRestoreButton?.RaiseEvent(new RoutedEventArgs(Button.ClickEvent));
ToggleWindowState();
}
handled = true;
}
break;
case WM_SYSCOMMAND:
var command = wParam.ToInt32() & 0xFFF0;
if (command == SC_MAXIMIZE || command == SC_RESTORE)
{
// 让系统正常处理 Snap Layout 发出的最大化/还原命令
// 不要阻止这些消息，以确保 Snap Layout 选择的布局能正确应用
}
break;
}
return IntPtr.Zero;
@@ -163,8 +182,10 @@ public class MelWindow : Window
private bool IsMouseOverMaximizeButton(IntPtr lParam)
{
var x = (short)(lParam.ToInt32() & 0xFFFF);
var y = (short)(lParam.ToInt32() >> 16);
// 使用 ToInt64() 确保在 64 位系统和多显示器环境下坐标解析正确
var val = lParam.ToInt64();
var x = (short)(val & 0xFFFF);
var y = (short)((val >> 16) & 0xFFFF);
var mousePos = new Point(x, y);
var windowPos = this.PointFromScreen(mousePos);
@@ -172,6 +193,7 @@ public class MelWindow : Window
if (maximizeRestoreButton is Visual maximizeButtonVisual)
{
var bounds = VisualTreeHelper.GetDescendantBounds(maximizeButtonVisual);
Debug.WriteLine(bounds.ToString());
var buttonTransform = maximizeButtonVisual.TransformToAncestor(this);
var buttonRect = buttonTransform.TransformBounds(bounds);
@@ -300,43 +322,26 @@ public class MelWindow : Window
/// <inheritdoc />
public override void OnApplyTemplate()
{
if (minimizeButton != null)
{
minimizeButton.Click -= MinimizeButtonClickHandler;
}
base.OnApplyTemplate();
minimizeButton?.Click -= MinimizeButtonClickHandler;
minimizeButton = GetTemplateChild(VbMinimizeButtonName) as Button;
if (minimizeButton != null)
{
minimizeButton.Click += MinimizeButtonClickHandler;
}
minimizeButton?.Click += MinimizeButtonClickHandler;
if (maximizeRestoreButton != null)
{
maximizeRestoreButton.Click -= MaximizeRestoreButtonClickHandler;
}
maximizeRestoreButton?.Click -= MaximizeRestoreButtonClickHandler;
maximizeRestoreButton = GetTemplateChild(VbMaximizeRestoreButtonName) as Button;
if (maximizeRestoreButton != null)
{
maximizeRestoreButton.Click += MaximizeRestoreButtonClickHandler;
}
maximizeRestoreButton?.Click += MaximizeRestoreButtonClickHandler;
if (closeButton != null)
{
closeButton.Click -= CloseButtonClickHandler;
}
closeButton?.Click -= CloseButtonClickHandler;
closeButton = GetTemplateChild(VbCloseButtonName) as Button;
if (closeButton != null)
{
closeButton.Click += CloseButtonClickHandler;
}
closeButton?.Click += CloseButtonClickHandler;
base.OnApplyTemplate();
}
private void CloseButtonClickHandler(object sender, RoutedEventArgs args)