你如何在WPF中进行AppBar对接(屏幕边缘,如WinAmp)？

在WPF中进行AppBar对接，可以通过使用Windows API（WinAPI）来实现。以下是一个简单的示例，展示了如何在WPF应用程序中实现AppBar功能。

1. 首先，需要在项目中添加对System.Windows.Interop和System.Runtime.InteropServices的引用。
2. 在WPF窗口中，需要设置WindowStyle为None，并且AllowsTransparency为True，以便让窗口具有透明度。

WindowStyle="None"
AllowsTransparency="True"

1. 在代码中，需要定义一些常量和API函数，以便与WinAPI进行交互。

private const int WM_ACTIVATEAPP = 0x001C;

private const int WM_NCLBUTTONDOWN = 0x00A1;

private const int WM_LBUTTONDOWN = 0x0201;

private const int WM_NCRBUTTONDOWN = 0x00A5;

private const int WM_RBUTTONDOWN = 0x0204;

private const int WM_NCRBUTTONUP = 0x00A6;

private const int WM_NCMOUSEMOVE = 0x00A0;

private const int WM_MOUSEMOVE = 0x0200;

private const int WM_NCHITTEST = 0x0084;

private const int WM_KEYDOWN = 0x0100;

private const int WM_KEYUP = 0x0101;

private const int WM_SYSKEYDOWN = 0x0104;

private const int WM_SYSKEYUP = 0x0105;

private const int WM_SYSCOMMAND = 0x0112;

private const int WM_MOVE = 0x0003;

private const int WM_SIZE = 0x0005;

private const int WM_SIZING = 0x0214;

private const int WM_CAPTURECHANGED = 0x0215;

private const int WM_EXITSIZEMOVE = 0x0232;

private const int WM_ENTERSIZEMOVE = 0x0231;

private const int WM_GETMINMAXINFO = 0x0024;

private const int WM_WINDOWPOSCHANGING = 0x0046;

private const int WM_WINDOWPOSCHANGED = 0x0047;

private const int WM_NCCALCSIZE = 0x0083;

private const int WM_NCPAINT = 0x0085;

private const int WM_PRINT = 0x0317;

private const int WM_PRINTCLIENT = 0x0318;

private const int WM_THEMECHANGED = 0x031A;

private const int WM_DWMCOMPOSITIONCHANGED = 0x031E;

private const int WM_DWMNCRENDERINGCHANGED = 0x031F;

private const int WM_DWMCOLORIZATIONCOLORCHANGED = 0x0320;

private const int WM_DWMWINDOWMAXIMIZEDCHANGE = 0x0321;

private const int WM_DWMSENDICONICTHUMBNAIL = 0x0323;

private const int WM_DWMSENDICONICLIVEPREVIEWBITMAP = 0x0326;

private const int WM_GETTITLEBARINFOEX = 0x033F;

private const int WM_HANDHELDFIRST = 0x0358;

private const int WM_HANDHELDLAST = 0x035F;

private const int WM_AFXFIRST = 0x0360;

private const int WM_AFXLAST = 0x037F;

private const int WM_PENWINFIRST = 0x0380;

private const int WM_PENWINLAST = 0x038F;

private const int WM_APP = 0x8000;

private const int WM_USER = 0x0400;

DllImport("user32.dll")

private static extern int RegisterWindowMessage(string lpString);

DllImport("user32.dll")

private static extern bool ReleaseCapture();

DllImport("user32.dll")

private static extern IntPtr SendMessage(IntPtr hWnd, int Msg, IntPtr wParam, IntPtr lParam);

DllImport("user32.dll")

private static extern bool GetWindowRect(IntPtr hWnd, ref RECT lpRect);

DllImport("user32.dll")

private static extern bool MoveWindow(IntPtr hWnd, int X, int Y, int nWidth, int nHeight, bool bRepaint);

DllImport("user32.dll")

private static extern bool SetWindowPos(IntPtr hWnd, IntPtr hWndInsertAfter, int X, int Y, int cx, int cy, uint uFlags);

DllImport("user32.dll")

private static extern bool GetClientRect(IntPtr hWnd, ref RECT lpRect);

DllImport("user32.dll")

private static extern bool AdjustWindowRectEx(ref RECT lpRect, uint dwStyle, bool bMenu, uint dwExStyle);

DllImport("user32.dll")

private static extern bool IsZoomed(IntPtr hWnd);

DllImport("user32.dll")

private static extern bool IsIconic(IntPtr hWnd);

DllImport("user32.dll")

private static extern bool ShowWindow(IntPtr hWnd, int nCmdShow);

DllImport("user32.dll")

private static extern bool IsWindowVisible(IntPtr hWnd);

DllImport("user32.dll")

private static extern IntPtr GetSystemMenu(IntPtr hWnd, bool bRevert);

DllImport("user32.dll")

private static extern bool EnableMenuItem(IntPtr hMenu, uint uIDEnableItem, uint uEnable);

DllImport("user32.dll")

private static extern bool DrawMenuBar(IntPtr hWnd);

DllImport("user32.dll")

private static extern bool GetMonitorInfo(IntPtr hMonitor, MONITORINFO lpmi);

DllImport("user32.dll")

private static extern IntPtr MonitorFromWindow(IntPtr hwnd, uint dwFlags);

DllImport("user32.dll")

private static extern bool GetCursorPos(ref POINT lpPoint);

DllImport("user32.dll")

private static extern bool ScreenToClient(IntPtr hWnd, ref POINT lpPoint);

DllImport("user32.dll")

private static extern bool SetCursorPos(int X, int Y);

DllImport("user32.dll")

private static extern bool GetKeyboardState(byte[] lpKeyState);

DllImport("user32.dll")

private static extern uint MapVirtualKey(uint uCode, uint uMapType);

DllImport("user32.dll")

private static extern IntPtr GetFocus();

DllImport("user32.dll")

private static extern bool AttachThreadInput(IntPtr idAttach, IntPtr idAttachTo, bool fAttach);

DllImport("user32.dll")

private static extern bool GetLastInputInfo(ref LASTINPUTINFO plii);

DllImport("user32.dll")

private static extern bool GetKeyState(int nVirtKey);

DllImport("user32.dll")

private static extern bool SetForegroundWindow(IntPtr hWnd);

DllImport("user32.dll")

private static extern bool BringWindowToTop(IntPtr hWnd);

DllImport("user32.dll")