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WPF에서 AppBar 도킹(WinAmp와 같은 화면 가장자리)은 어떻게 합니까?

telecom 2023. 4. 15. 08:21
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WPF에서 AppBar 도킹(WinAmp와 같은 화면 가장자리)은 어떻게 합니까?

WPF에서 AppBar 도킹(스크린 엣지 잠금 등)에 대한 완전한 가이던스가 있습니까?InterOp 콜이 필요한 것은 알고 있습니다만, 심플한 WPF 폼에 근거한 개념 증명 또는 소비 가능한 컴포넌트화된 버전을 찾고 있습니다.

관련 자원:

주의사항:이 질문에는 많은 피드백이 있었습니다.아래에 있는 사람들은 훌륭한 지적이나 수정을 하고 있습니다.따라서 코드를 여기에 보관(그리고 업데이트도 가능)하는 한편, GithubWpfAppBar 프로젝트만들었습니다.꺼내기 요청을 자유롭게 보내십시오.

같은 프로젝트가 WpfAppBar nuget 패키지에도 구축됩니다.


질문의 첫 번째 링크(http://www.codeproject.com/KB/dotnet/AppBar.aspx )에서 코드를 가져와 다음 두 가지 작업을 수행하도록 수정했습니다.

  1. WPF 관련 작업
  2. 독립 실행형 - 이 단일 파일을 프로젝트에 넣으면 AppBarFunctions를 호출할 수 있습니다.창을 더 이상 변경하지 않고 SetAppBar(...)를 설정합니다.

이 방법으로는 기본 클래스가 생성되지 않습니다.

사용하려면 , 통상의 wpf창내의 임의의 장소에서 이 코드를 호출합니다(버튼클릭 또는 초기화 등).창이 초기화될 때까지 호출할 수 없습니다. HWND가 아직 생성되지 않은 경우(컨스트럭터처럼) 오류가 발생합니다.

창을 앱바로 설정합니다.

AppBarFunctions.SetAppBar( this, ABEdge.Right );

창을 일반 창으로 복원합니다.

AppBarFunctions.SetAppBar( this, ABEdge.None );

파일 전체 코드는 다음과 같습니다. 7행의 네임스페이스를 적절한 것으로 변경해야 합니다.

using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Windows;
using System.Windows.Interop;
using System.Windows.Threading;

namespace AppBarApplication
{    
    public enum ABEdge : int
    {
        Left = 0,
        Top,
        Right,
        Bottom,
        None
    }

    internal static class AppBarFunctions
    {
        [StructLayout(LayoutKind.Sequential)]
        private struct RECT
        {
            public int left;
            public int top;
            public int right;
            public int bottom;
        }

        [StructLayout(LayoutKind.Sequential)]
        private struct APPBARDATA
        {
            public int cbSize;
            public IntPtr hWnd;
            public int uCallbackMessage;
            public int uEdge;
            public RECT rc;
            public IntPtr lParam;
        }

        private enum ABMsg : int
        {
            ABM_NEW = 0,
            ABM_REMOVE,
            ABM_QUERYPOS,
            ABM_SETPOS,
            ABM_GETSTATE,
            ABM_GETTASKBARPOS,
            ABM_ACTIVATE,
            ABM_GETAUTOHIDEBAR,
            ABM_SETAUTOHIDEBAR,
            ABM_WINDOWPOSCHANGED,
            ABM_SETSTATE
        }
        private enum ABNotify : int
        {
            ABN_STATECHANGE = 0,
            ABN_POSCHANGED,
            ABN_FULLSCREENAPP,
            ABN_WINDOWARRANGE
        }

        [DllImport("SHELL32", CallingConvention = CallingConvention.StdCall)]
        private static extern uint SHAppBarMessage(int dwMessage, ref APPBARDATA pData);

        [DllImport("User32.dll", CharSet = CharSet.Auto)]
        private static extern int RegisterWindowMessage(string msg);

        private class RegisterInfo
        {
            public int CallbackId { get; set; }
            public bool IsRegistered { get; set; }
            public Window Window { get; set; }
            public ABEdge Edge { get; set; }
            public WindowStyle OriginalStyle { get; set; }            
            public Point OriginalPosition { get; set; }
            public Size OriginalSize { get; set; }
            public ResizeMode OriginalResizeMode { get; set; }


            public IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, 
                                    IntPtr lParam, ref bool handled)
            {
                if (msg == CallbackId)
                {
                    if (wParam.ToInt32() == (int)ABNotify.ABN_POSCHANGED)
                    {
                        ABSetPos(Edge, Window);
                        handled = true;
                    }
                }
                return IntPtr.Zero;
            }

        }
        private static Dictionary<Window, RegisterInfo> s_RegisteredWindowInfo 
            = new Dictionary<Window, RegisterInfo>();
        private static RegisterInfo GetRegisterInfo(Window appbarWindow)
        {
            RegisterInfo reg;
            if( s_RegisteredWindowInfo.ContainsKey(appbarWindow))
            {
                reg = s_RegisteredWindowInfo[appbarWindow];
            }
            else
            {
                reg = new RegisterInfo()
                    {
                        CallbackId = 0,
                        Window = appbarWindow,
                        IsRegistered = false,
                        Edge = ABEdge.Top,
                        OriginalStyle = appbarWindow.WindowStyle,                        
                        OriginalPosition =new Point( appbarWindow.Left, appbarWindow.Top),
                        OriginalSize = 
                            new Size( appbarWindow.ActualWidth, appbarWindow.ActualHeight),
                        OriginalResizeMode = appbarWindow.ResizeMode,
                    };
                s_RegisteredWindowInfo.Add(appbarWindow, reg);
            }
            return reg;
        }

        private static void RestoreWindow(Window appbarWindow)
        {
            RegisterInfo info = GetRegisterInfo(appbarWindow);

            appbarWindow.WindowStyle = info.OriginalStyle;            
            appbarWindow.ResizeMode = info.OriginalResizeMode;
            appbarWindow.Topmost = false;

            Rect rect = new Rect(info.OriginalPosition.X, info.OriginalPosition.Y, 
                info.OriginalSize.Width, info.OriginalSize.Height);
            appbarWindow.Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle,
                    new ResizeDelegate(DoResize), appbarWindow, rect);

        }

        public static void SetAppBar(Window appbarWindow, ABEdge edge)
        {
            RegisterInfo info = GetRegisterInfo(appbarWindow);
            info.Edge = edge;

            APPBARDATA abd = new APPBARDATA();
            abd.cbSize = Marshal.SizeOf(abd);
            abd.hWnd = new WindowInteropHelper(appbarWindow).Handle;

            if( edge == ABEdge.None)
            {
                if( info.IsRegistered)
                {
                    SHAppBarMessage((int)ABMsg.ABM_REMOVE, ref abd);
                    info.IsRegistered = false;
                }
                RestoreWindow(appbarWindow);
                return;
            }

            if (!info.IsRegistered)
            {
                info.IsRegistered = true; 
                info.CallbackId = RegisterWindowMessage("AppBarMessage");
                abd.uCallbackMessage = info.CallbackId;

                uint ret = SHAppBarMessage((int)ABMsg.ABM_NEW, ref abd);

                HwndSource source = HwndSource.FromHwnd(abd.hWnd);
                source.AddHook(new HwndSourceHook(info.WndProc));
            }

            appbarWindow.WindowStyle = WindowStyle.None;            
            appbarWindow.ResizeMode = ResizeMode.NoResize;
            appbarWindow.Topmost = true;

            ABSetPos(info.Edge, appbarWindow);                
        }

        private delegate void ResizeDelegate(Window appbarWindow, Rect rect);
        private static void DoResize(Window appbarWindow, Rect rect)
        {
            appbarWindow.Width = rect.Width;
            appbarWindow.Height = rect.Height;
            appbarWindow.Top = rect.Top;
            appbarWindow.Left = rect.Left;
        }



        private static void ABSetPos(ABEdge edge, Window appbarWindow)
        {
            APPBARDATA barData = new APPBARDATA();
            barData.cbSize = Marshal.SizeOf(barData);
            barData.hWnd = new WindowInteropHelper(appbarWindow).Handle;
            barData.uEdge = (int)edge;

            if (barData.uEdge == (int)ABEdge.Left || barData.uEdge == (int)ABEdge.Right)
            {
                barData.rc.top = 0;
                barData.rc.bottom = (int)SystemParameters.PrimaryScreenHeight;
                if (barData.uEdge == (int)ABEdge.Left)
                {
                    barData.rc.left = 0;
                    barData.rc.right = (int)Math.Round(appbarWindow.ActualWidth);
                }
                else
                {
                    barData.rc.right = (int)SystemParameters.PrimaryScreenWidth;
                    barData.rc.left = barData.rc.right - (int)Math.Round(appbarWindow.ActualWidth);
                }
            }
            else
            {
                barData.rc.left = 0;
                barData.rc.right = (int)SystemParameters.PrimaryScreenWidth;
                if (barData.uEdge == (int)ABEdge.Top)
                {
                    barData.rc.top = 0;
                    barData.rc.bottom = (int)Math.Round(appbarWindow.ActualHeight);
                }
                else
                {
                    barData.rc.bottom = (int)SystemParameters.PrimaryScreenHeight;
                    barData.rc.top = barData.rc.bottom - (int)Math.Round(appbarWindow.ActualHeight);
                }
            }

            SHAppBarMessage((int)ABMsg.ABM_QUERYPOS, ref barData);
            SHAppBarMessage((int)ABMsg.ABM_SETPOS, ref barData);

            Rect rect = new Rect((double)barData.rc.left, (double)barData.rc.top, 
                (double)(barData.rc.right - barData.rc.left), (double)(barData.rc.bottom - barData.rc.top));
            //This is done async, because WPF will send a resize after a new appbar is added.  
            //if we size right away, WPFs resize comes last and overrides us.
            appbarWindow.Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle, 
                new ResizeDelegate(DoResize), appbarWindow, rect);
        }
    }
}

1996년의 훌륭한 MSDN 기사가 있습니다.이 기사는 재미있게도 최신입니다.응용 프로그램 데스크톱 툴바를 사용하여 Windows 95 Shell을 확장합니다.이 가이던스에 따라 WPF 기반 앱바가 생성됩니다.이 앱바는 이 페이지의 다른 응답에서는 처리되지 않는 다수의 시나리오를 처리합니다.

  • 화면 어느 쪽으로든 도킹 허용
  • 특정 모니터에 도킹 허용
  • 앱바 크기 조정 허용(필요한 경우)
  • 화면 레이아웃 변경 처리 및 연결 해제 모니터
  • + + 및 창 최소화 또는 이동 시도
  • 다른 앱바와의 연계 (One Note 등)
  • 모니터별 DPI 스케일링 처리

데모 앱과 GitHub에서의 실장 모두 가지고 있습니다.

사용 예:

<apb:AppBarWindow x:Class="WpfAppBarDemo.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:apb="clr-namespace:WpfAppBar;assembly=WpfAppBar"
    DataContext="{Binding RelativeSource={RelativeSource Self}}" Title="MainWindow" 
    DockedWidthOrHeight="200" MinHeight="100" MinWidth="100">
    <Grid>
        <Button x:Name="btClose" Content="Close" HorizontalAlignment="Left" VerticalAlignment="Top" Width="75" Height="23" Margin="10,10,0,0" Click="btClose_Click"/>
        <ComboBox x:Name="cbMonitor" SelectedItem="{Binding Path=Monitor, Mode=TwoWay}" HorizontalAlignment="Left" VerticalAlignment="Top" Width="120" Margin="10,38,0,0"/>
        <ComboBox x:Name="cbEdge" SelectedItem="{Binding Path=DockMode, Mode=TwoWay}" HorizontalAlignment="Left" Margin="10,65,0,0" VerticalAlignment="Top" Width="120"/>

        <Thumb Width="5" HorizontalAlignment="Right" Background="Gray" x:Name="rzThumb" Cursor="SizeWE" DragCompleted="rzThumb_DragCompleted" />
    </Grid>
</apb:AppBarWindow>

코드배후:

public partial class MainWindow
{
    public MainWindow()
    {
        InitializeComponent();

        this.cbEdge.ItemsSource = new[]
        {
            AppBarDockMode.Left,
            AppBarDockMode.Right,
            AppBarDockMode.Top,
            AppBarDockMode.Bottom
        };
        this.cbMonitor.ItemsSource = MonitorInfo.GetAllMonitors();
    }

    private void btClose_Click(object sender, RoutedEventArgs e)
    {
        Close();
    }

    private void rzThumb_DragCompleted(object sender, DragCompletedEventArgs e)
    {
        this.DockedWidthOrHeight += (int)(e.HorizontalChange / VisualTreeHelper.GetDpi(this).PixelsPerDip);
    }
}

도킹 위치 변경:

AppBar가 모서리에 도킹됨

엄지손가락으로 크기 조정:

크기 조정

다른 앱바와의 연계:

코디네이션

사용하고 싶다면 GitHub에서 복제하세요.라이브러리 자체는 3개의 파일뿐이므로 프로젝트에서 쉽게 삭제할 수 있습니다.

이 질문을 발견하게 되어 매우 기쁩니다.위 클래스는 매우 유용하지만 AppBar 구현의 모든 기반을 포함하는 것은 아닙니다.

AppBar(전체 화면 앱 포함 범위 등)의 모든 동작을 완전히 구현하려면 이 MSDN 기사도 읽어야 합니다.

http://msdn.microsoft.com/en-us/library/bb776821.aspx

영어 못해서 미안해...다음은 Philip Rike의 솔루션과 몇 가지 수정 사항입니다.태스크바 위치 및 크기 변경 시 올바르게 동작합니다.

using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Windows;
using System.Windows.Interop;
using System.Windows.Threading;

namespace wpf_appbar
{
    public enum ABEdge : int
    {
        Left,
        Top,
        Right,
        Bottom,
        None
    }

    internal static class AppBarFunctions
    {
        [StructLayout(LayoutKind.Sequential)]
        private struct RECT
        {
            public int Left;
            public int Top;
            public int Right;
            public int Bottom;
            public RECT(Rect r)
            {
                Left = (int)r.Left;
                Right = (int)r.Right;
                Top = (int)r.Top;
                Bottom = (int)r.Bottom;
            }
            public static bool operator ==(RECT r1, RECT r2)
            {
                return r1.Bottom == r2.Bottom && r1.Left == r2.Left && r1.Right == r2.Right && r1.Top == r2.Top;
            }
            public static bool operator !=(RECT r1, RECT r2)
            {
                return !(r1 == r2);
            }
            public override bool Equals(object obj)
            {
                return base.Equals(obj);
            }
            public override int GetHashCode()
            {
                return base.GetHashCode();
            }
        }

        [StructLayout(LayoutKind.Sequential)]
        private struct APPBARDATA
        {
            public int cbSize;
            public IntPtr hWnd;
            public int uCallbackMessage;
            public int uEdge;
            public RECT rc;
            public IntPtr lParam;
        }

        private enum ABMsg : int
        {
            ABM_NEW = 0,
            ABM_REMOVE,
            ABM_QUERYPOS,
            ABM_SETPOS,
            ABM_GETSTATE,
            ABM_GETTASKBARPOS,
            ABM_ACTIVATE,
            ABM_GETAUTOHIDEBAR,
            ABM_SETAUTOHIDEBAR,
            ABM_WINDOWPOSCHANGED,
            ABM_SETSTATE
        }
        private enum ABNotify : int
        {
            ABN_STATECHANGE = 0,
            ABN_POSCHANGED,
            ABN_FULLSCREENAPP,
            ABN_WINDOWARRANGE
        }

        private enum TaskBarPosition : int
        {
            Left,
            Top,
            Right,
            Bottom
        }

        [StructLayout(LayoutKind.Sequential)]
        class TaskBar
        {
            public TaskBarPosition Position;
            public TaskBarPosition PreviousPosition;
            public RECT Rectangle;
            public RECT PreviousRectangle;
            public int Width;
            public int PreviousWidth;
            public int Height;
            public int PreviousHeight;
            public TaskBar()
            {
                Refresh();
            }
            public void Refresh()
            {
                APPBARDATA msgData = new APPBARDATA();
                msgData.cbSize = Marshal.SizeOf(msgData);
                SHAppBarMessage((int)ABMsg.ABM_GETTASKBARPOS, ref msgData);
                PreviousPosition = Position;
                PreviousRectangle = Rectangle;
                PreviousHeight = Height;
                PreviousWidth = Width;
                Rectangle = msgData.rc;
                Width = Rectangle.Right - Rectangle.Left;
                Height = Rectangle.Bottom - Rectangle.Top;
                int h = (int)SystemParameters.PrimaryScreenHeight;
                int w = (int)SystemParameters.PrimaryScreenWidth;
                if (Rectangle.Bottom == h && Rectangle.Top != 0) Position = TaskBarPosition.Bottom;
                else if (Rectangle.Top == 0 && Rectangle.Bottom != h) Position = TaskBarPosition.Top;
                else if (Rectangle.Right == w && Rectangle.Left != 0) Position = TaskBarPosition.Right;
                else if (Rectangle.Left == 0 && Rectangle.Right != w) Position = TaskBarPosition.Left;
            }
        }

        [DllImport("SHELL32", CallingConvention = CallingConvention.StdCall)]
        private static extern uint SHAppBarMessage(int dwMessage, ref APPBARDATA pData);

        [DllImport("User32.dll", CharSet = CharSet.Auto)]
        private static extern int RegisterWindowMessage(string msg);

        private class RegisterInfo
        {
            public int CallbackId { get; set; }
            public bool IsRegistered { get; set; }
            public Window Window { get; set; }
            public ABEdge Edge { get; set; }
            public ABEdge PreviousEdge { get; set; }
            public WindowStyle OriginalStyle { get; set; }
            public Point OriginalPosition { get; set; }
            public Size OriginalSize { get; set; }
            public ResizeMode OriginalResizeMode { get; set; }


            public IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam,
                                    IntPtr lParam, ref bool handled)
            {
                if (msg == CallbackId)
                {
                    if (wParam.ToInt32() == (int)ABNotify.ABN_POSCHANGED)
                    {
                        PreviousEdge = Edge;
                        ABSetPos(Edge, PreviousEdge, Window);
                        handled = true;
                    }
                }
                return IntPtr.Zero;
            }

        }
        private static Dictionary<Window, RegisterInfo> s_RegisteredWindowInfo
            = new Dictionary<Window, RegisterInfo>();
        private static RegisterInfo GetRegisterInfo(Window appbarWindow)
        {
            RegisterInfo reg;
            if (s_RegisteredWindowInfo.ContainsKey(appbarWindow))
            {
                reg = s_RegisteredWindowInfo[appbarWindow];
            }
            else
            {
                reg = new RegisterInfo()
                {
                    CallbackId = 0,
                    Window = appbarWindow,
                    IsRegistered = false,
                    Edge = ABEdge.None,
                    PreviousEdge = ABEdge.None,
                    OriginalStyle = appbarWindow.WindowStyle,
                    OriginalPosition = new Point(appbarWindow.Left, appbarWindow.Top),
                    OriginalSize =
                        new Size(appbarWindow.ActualWidth, appbarWindow.ActualHeight),
                    OriginalResizeMode = appbarWindow.ResizeMode,
                };
                s_RegisteredWindowInfo.Add(appbarWindow, reg);
            }
            return reg;
        }

        private static void RestoreWindow(Window appbarWindow)
        {
            RegisterInfo info = GetRegisterInfo(appbarWindow);

            appbarWindow.WindowStyle = info.OriginalStyle;
            appbarWindow.ResizeMode = info.OriginalResizeMode;
            appbarWindow.Topmost = false;

            Rect rect = new Rect(info.OriginalPosition.X, info.OriginalPosition.Y,
                info.OriginalSize.Width, info.OriginalSize.Height);
            appbarWindow.Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle,
                    new ResizeDelegate(DoResize), appbarWindow, rect);

        }


        public static void SetAppBar(Window appbarWindow, ABEdge edge)
        {
            RegisterInfo info = GetRegisterInfo(appbarWindow);
            info.Edge = edge;

            APPBARDATA abd = new APPBARDATA();
            abd.cbSize = Marshal.SizeOf(abd);
            abd.hWnd = new WindowInteropHelper(appbarWindow).Handle;

            if (edge == ABEdge.None)
            {
                if (info.IsRegistered)
                {
                    SHAppBarMessage((int)ABMsg.ABM_REMOVE, ref abd);
                    info.IsRegistered = false;
                }
                RestoreWindow(appbarWindow);
                info.PreviousEdge = info.Edge;
                return;
            }

            if (!info.IsRegistered)
            {
                info.IsRegistered = true;
                info.CallbackId = RegisterWindowMessage("AppBarMessage");
                abd.uCallbackMessage = info.CallbackId;

                uint ret = SHAppBarMessage((int)ABMsg.ABM_NEW, ref abd);

                HwndSource source = HwndSource.FromHwnd(abd.hWnd);
                source.AddHook(new HwndSourceHook(info.WndProc));
            }

            appbarWindow.WindowStyle = WindowStyle.None;
            appbarWindow.ResizeMode = ResizeMode.NoResize;
            appbarWindow.Topmost = true;

            ABSetPos(info.Edge, info.PreviousEdge, appbarWindow);
        }

        private delegate void ResizeDelegate(Window appbarWindow, Rect rect);
        private static void DoResize(Window appbarWindow, Rect rect)
        {
            appbarWindow.Width = rect.Width;
            appbarWindow.Height = rect.Height;
            appbarWindow.Top = rect.Top;
            appbarWindow.Left = rect.Left;
        }

        static TaskBar tb = new TaskBar();

        private static void ABSetPos(ABEdge edge, ABEdge prevEdge, Window appbarWindow)
        {
            APPBARDATA barData = new APPBARDATA();
            barData.cbSize = Marshal.SizeOf(barData);
            barData.hWnd = new WindowInteropHelper(appbarWindow).Handle;
            barData.uEdge = (int)edge;
            RECT wa = new RECT(SystemParameters.WorkArea);
            tb.Refresh();
            switch (edge)
            {
                case ABEdge.Top:
                    barData.rc.Left = wa.Left - (prevEdge == ABEdge.Left ? (int)Math.Round(appbarWindow.ActualWidth) : 0);
                    barData.rc.Right = wa.Right + (prevEdge == ABEdge.Right ? (int)Math.Round(appbarWindow.ActualWidth) : 0);
                    barData.rc.Top = wa.Top - (prevEdge == ABEdge.Top ? (int)Math.Round(appbarWindow.ActualHeight) : 0) - ((tb.Position != TaskBarPosition.Top && tb.PreviousPosition == TaskBarPosition.Top) ? tb.Height : 0) + ((tb.Position == TaskBarPosition.Top && tb.PreviousPosition != TaskBarPosition.Top) ? tb.Height : 0);
                    barData.rc.Bottom = barData.rc.Top + (int)Math.Round(appbarWindow.ActualHeight);
                    break;
                case ABEdge.Bottom:
                    barData.rc.Left = wa.Left - (prevEdge == ABEdge.Left ? (int)Math.Round(appbarWindow.ActualWidth) : 0);
                    barData.rc.Right = wa.Right + (prevEdge == ABEdge.Right ? (int)Math.Round(appbarWindow.ActualWidth) : 0);
                    barData.rc.Bottom = wa.Bottom + (prevEdge == ABEdge.Bottom ? (int)Math.Round(appbarWindow.ActualHeight) : 0) - 1 + ((tb.Position != TaskBarPosition.Bottom && tb.PreviousPosition == TaskBarPosition.Bottom) ? tb.Height : 0) - ((tb.Position == TaskBarPosition.Bottom && tb.PreviousPosition != TaskBarPosition.Bottom) ? tb.Height : 0);
                    barData.rc.Top = barData.rc.Bottom - (int)Math.Round(appbarWindow.ActualHeight);
                    break;
            }

            SHAppBarMessage((int)ABMsg.ABM_QUERYPOS, ref barData);
            switch (barData.uEdge)
            {
                case (int)ABEdge.Bottom:
                    if (tb.Position == TaskBarPosition.Bottom && tb.PreviousPosition == tb.Position)
                    {
                        barData.rc.Top += (tb.PreviousHeight - tb.Height);
                        barData.rc.Bottom = barData.rc.Top + (int)appbarWindow.ActualHeight;
                    }
                    break;
                case (int)ABEdge.Top:
                    if (tb.Position == TaskBarPosition.Top && tb.PreviousPosition == tb.Position)
                    {
                        if (tb.PreviousHeight - tb.Height > 0) barData.rc.Top -= (tb.PreviousHeight - tb.Height);
                        barData.rc.Bottom = barData.rc.Top + (int)appbarWindow.ActualHeight;
                    }
                    break;
            }
            SHAppBarMessage((int)ABMsg.ABM_SETPOS, ref barData);

            Rect rect = new Rect((double)barData.rc.Left, (double)barData.rc.Top, (double)(barData.rc.Right - barData.rc.Left), (double)(barData.rc.Bottom - barData.rc.Top));
            appbarWindow.Dispatcher.BeginInvoke(new ResizeDelegate(DoResize), DispatcherPriority.ApplicationIdle, appbarWindow, rect);
        }
    }
}

왼쪽 및 오른쪽 모서리에 쓸 수 있는 코드와 동일합니다.잘했어, 필립 릭, 고마워!

Philip Rike(btw)에서 코드를 수정했습니다.여러 디스플레이 설정으로 작업해 주셔서 감사합니다.제 해결책은 이렇습니다.

using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Windows;
using System.Windows.Interop;
using System.Windows.Threading;

namespace AppBarApplication
{
    public enum ABEdge : int
    {
        Left = 0,
        Top,
        Right,
        Bottom,
        None
    }

    internal static class AppBarFunctions
    {
        [StructLayout(LayoutKind.Sequential)]
        private struct RECT
        {
            public int left;
            public int top;
            public int right;
            public int bottom;
        }

        [StructLayout(LayoutKind.Sequential)]
        private struct APPBARDATA
        {
            public int cbSize;
            public IntPtr hWnd;
            public int uCallbackMessage;
            public int uEdge;
            public RECT rc;
            public IntPtr lParam;
        }

        [StructLayout(LayoutKind.Sequential)]
        private struct MONITORINFO
        {
          public int cbSize;
          public RECT  rcMonitor;
          public RECT  rcWork;
          public int dwFlags;
        }

        private enum ABMsg : int
        {
            ABM_NEW = 0,
            ABM_REMOVE,
            ABM_QUERYPOS,
            ABM_SETPOS,
            ABM_GETSTATE,
            ABM_GETTASKBARPOS,
            ABM_ACTIVATE,
            ABM_GETAUTOHIDEBAR,
            ABM_SETAUTOHIDEBAR,
            ABM_WINDOWPOSCHANGED,
            ABM_SETSTATE
        }
        private enum ABNotify : int
        {
            ABN_STATECHANGE = 0,
            ABN_POSCHANGED,
            ABN_FULLSCREENAPP,
            ABN_WINDOWARRANGE
        }

        [DllImport("SHELL32", CallingConvention = CallingConvention.StdCall)]
        private static extern uint SHAppBarMessage(int dwMessage, ref APPBARDATA pData);

        [DllImport("User32.dll", CharSet = CharSet.Auto)]
        private static extern int RegisterWindowMessage(string msg);

        [DllImport("User32.dll", CharSet = CharSet.Auto)]
        private static extern IntPtr MonitorFromWindow(IntPtr hwnd, uint dwFlags);

        [DllImport("User32.dll", CharSet = CharSet.Auto)]
        private static extern bool GetMonitorInfo(IntPtr hMonitor, ref MONITORINFO mi);


        private const int MONITOR_DEFAULTTONEAREST = 0x2;
        private const int MONITORINFOF_PRIMARY = 0x1;

        private class RegisterInfo
        {
            public int CallbackId { get; set; }
            public bool IsRegistered { get; set; }
            public Window Window { get; set; }
            public ABEdge Edge { get; set; }
            public WindowStyle OriginalStyle { get; set; }
            public Point OriginalPosition { get; set; }
            public Size OriginalSize { get; set; }
            public ResizeMode OriginalResizeMode { get; set; }


            public IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam,
                                    IntPtr lParam, ref bool handled)
            {
                if (msg == CallbackId)
                {
                    if (wParam.ToInt32() == (int)ABNotify.ABN_POSCHANGED)
                    {
                        ABSetPos(Edge, Window);
                        handled = true;
                    }
                }
                return IntPtr.Zero;
            }

        }
        private static Dictionary<Window, RegisterInfo> s_RegisteredWindowInfo
            = new Dictionary<Window, RegisterInfo>();
        private static RegisterInfo GetRegisterInfo(Window appbarWindow)
        {
            RegisterInfo reg;
            if (s_RegisteredWindowInfo.ContainsKey(appbarWindow))
            {
                reg = s_RegisteredWindowInfo[appbarWindow];
            }
            else
            {
                reg = new RegisterInfo()
                {
                    CallbackId = 0,
                    Window = appbarWindow,
                    IsRegistered = false,
                    Edge = ABEdge.Top,
                    OriginalStyle = appbarWindow.WindowStyle,
                    OriginalPosition = new Point(appbarWindow.Left, appbarWindow.Top),
                    OriginalSize =
                        new Size(appbarWindow.ActualWidth, appbarWindow.ActualHeight),
                    OriginalResizeMode = appbarWindow.ResizeMode,
                };
                s_RegisteredWindowInfo.Add(appbarWindow, reg);
            }
            return reg;
        }

        private static void RestoreWindow(Window appbarWindow)
        {
            RegisterInfo info = GetRegisterInfo(appbarWindow);

            appbarWindow.WindowStyle = info.OriginalStyle;
            appbarWindow.ResizeMode = info.OriginalResizeMode;
            appbarWindow.Topmost = false;

            Rect rect = new Rect(info.OriginalPosition.X, info.OriginalPosition.Y,
                info.OriginalSize.Width, info.OriginalSize.Height);
            appbarWindow.Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle,
                    new ResizeDelegate(DoResize), appbarWindow, rect);

        }

        public static void SetAppBar(Window appbarWindow, ABEdge edge)
        {
            RegisterInfo info = GetRegisterInfo(appbarWindow);

            info.Edge = edge;

            APPBARDATA abd = new APPBARDATA();
            abd.cbSize = Marshal.SizeOf(abd);
            abd.hWnd = new WindowInteropHelper(appbarWindow).Handle;

            if (edge == ABEdge.None)
            {
                if (info.IsRegistered)
                {
                    SHAppBarMessage((int)ABMsg.ABM_REMOVE, ref abd);
                    info.IsRegistered = false;
                }
                RestoreWindow(appbarWindow);
                return;
            }

            if (!info.IsRegistered)
            {
                info.IsRegistered = true;
                info.CallbackId = RegisterWindowMessage("AppBarMessage");
                abd.uCallbackMessage = info.CallbackId;

                uint ret = SHAppBarMessage((int)ABMsg.ABM_NEW, ref abd);

                HwndSource source = HwndSource.FromHwnd(abd.hWnd);
                source.AddHook(new HwndSourceHook(info.WndProc));
            }

            appbarWindow.WindowStyle = WindowStyle.None;
            appbarWindow.ResizeMode = ResizeMode.NoResize;
            appbarWindow.Topmost = true;

            ABSetPos(info.Edge, appbarWindow);
        }

        private delegate void ResizeDelegate(Window appbarWindow, Rect rect);
        private static void DoResize(Window appbarWindow, Rect rect)
        {
            appbarWindow.Width = rect.Width;
            appbarWindow.Height = rect.Height;
            appbarWindow.Top = rect.Top;
            appbarWindow.Left = rect.Left;
        }

        private static void GetActualScreenData(ABEdge edge, Window appbarWindow, ref int leftOffset, ref int topOffset, ref int actualScreenWidth, ref int actualScreenHeight)
        {
            IntPtr handle = new WindowInteropHelper(appbarWindow).Handle;
            IntPtr monitorHandle = MonitorFromWindow(handle, MONITOR_DEFAULTTONEAREST);

            MONITORINFO mi = new MONITORINFO();
            mi.cbSize = Marshal.SizeOf(mi);

            if (GetMonitorInfo(monitorHandle, ref mi))
            {
                if (mi.dwFlags == MONITORINFOF_PRIMARY)
                {
                    return;
                }
                leftOffset = mi.rcWork.left;
                topOffset = mi.rcWork.top;
                actualScreenWidth = mi.rcWork.right - leftOffset;
                actualScreenHeight = mi.rcWork.bottom - mi.rcWork.top;
            }
        }

        private static void ABSetPos(ABEdge edge, Window appbarWindow)
        {
            APPBARDATA barData = new APPBARDATA();
            barData.cbSize = Marshal.SizeOf(barData);
            barData.hWnd = new WindowInteropHelper(appbarWindow).Handle;
            barData.uEdge = (int)edge;

            int leftOffset = 0;
            int topOffset = 0;
            int actualScreenWidth = (int)SystemParameters.PrimaryScreenWidth;
            int actualScreenHeight = (int)SystemParameters.PrimaryScreenHeight;

            GetActualScreenData(edge, appbarWindow, ref leftOffset, ref topOffset, ref actualScreenWidth, ref actualScreenHeight);

            if (barData.uEdge == (int)ABEdge.Left || barData.uEdge == (int)ABEdge.Right)
            {
                barData.rc.top = topOffset;
                barData.rc.bottom = actualScreenHeight;
                if (barData.uEdge == (int)ABEdge.Left)
                {
                    barData.rc.left = leftOffset;
                    barData.rc.right = (int)Math.Round(appbarWindow.ActualWidth) + leftOffset;
                }
                else
                {
                    barData.rc.right = actualScreenWidth + leftOffset;
                    barData.rc.left = barData.rc.right - (int)Math.Round(appbarWindow.ActualWidth);
                }
            }
            else
            {
                barData.rc.left = leftOffset;
                barData.rc.right = actualScreenWidth + leftOffset;
                if (barData.uEdge == (int)ABEdge.Top)
                {
                    barData.rc.top = topOffset;
                    barData.rc.bottom = (int)Math.Round(appbarWindow.ActualHeight) + topOffset;
                }
                else
                {
                    barData.rc.bottom = actualScreenHeight + topOffset;
                    barData.rc.top = barData.rc.bottom - (int)Math.Round(appbarWindow.ActualHeight);
                }
            }

            SHAppBarMessage((int)ABMsg.ABM_QUERYPOS, ref barData);
            SHAppBarMessage((int)ABMsg.ABM_SETPOS, ref barData);

            Rect rect = new Rect((double)barData.rc.left, (double)barData.rc.top,
                (double)(barData.rc.right - barData.rc.left), (double)(barData.rc.bottom - barData.rc.top));
            //This is done async, because WPF will send a resize after a new appbar is added.  
            //if we size right away, WPFs resize comes last and overrides us.
            appbarWindow.Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle,
                new ResizeDelegate(DoResize), appbarWindow, rect);
        }
    }
}

상업적인 대안으로 즉시 사용할 수 있는 WPF용 Shell AppBar 컴포넌트를 참조하십시오.이 컴포넌트는 태스크바 왼쪽, 오른쪽, 위쪽, 아래쪽 가장자리에 도킹된 상태, 여러 모니터 지원, 드래그 도킹, 자동 하이이드 등 모든 케이스와 세크나리오를 지원합니다.이 모든 사건을 직접 처리하는 것보다 시간과 비용을 절약할 수 있습니다.

면책사항: 저는 Shell AppBar의 개발자인 LogicNP Software에서 일하고 있습니다.

죄송합니다. 태스크바의 크기를 조정할 때 마지막으로 게시한 코드가 작동하지 않습니다.다음 코드 변경이 더 잘 작동하는 것 같습니다.

  SHAppBarMessage((int)ABMsg.ABM_QUERYPOS, ref barData);

  if (barData.uEdge == (int)ABEdge.Top)
    barData.rc.bottom = barData.rc.top + (int)Math.Round(appbarWindow.ActualHeight);
  else if (barData.uEdge == (int)ABEdge.Bottom)
    barData.rc.top = barData.rc.bottom - (int)Math.Round(appbarWindow.ActualHeight);

  SHAppBarMessage((int)ABMsg.ABM_SETPOS, ref barData);

저는 몇 주 동안 이 과제를 조사했고, 마침내 이 기능을 매우 친숙한 방법으로 제공하는 매우 견고한 NuGet 패키지를 만들었습니다.새로운 WPF 앱을 만들고 메인 창의 클래스를 Window에서 Dock Window(XAML)로 변경하면 끝!

패키지를 가져오고 시연 앱에 대한 Git repo를 참조하십시오.

언급URL : https://stackoverflow.com/questions/75785/how-do-you-do-appbar-docking-to-screen-edge-like-winamp-in-wpf

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