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Added JMorril's BorderlessWindowBehaviour
Added said behaviour to the demo app, as well as merging all the styles.
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aeoth
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Jan 29, 2011
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,305 @@ | ||
| using System; | ||
| using System.Runtime.InteropServices; | ||
| using System.Windows; | ||
| using System.Windows.Interactivity; | ||
| using System.Windows.Interop; | ||
|
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| namespace MahApps.Metro.Behaviours | ||
| { | ||
|
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| /// <summary> | ||
| /// http://gallery.expression.microsoft.com/ZuneWindowBehavior/ | ||
| /// Published: 10/18/2010 | ||
| /// Created by: jmorrill | ||
| /// Supporting Url: http://jmorrill.hjtcentral.com | ||
| /// Tags: Behavior, WPF, Zune | ||
| /// License Information: | ||
| /// This contribution is licensed to you under Creative Commons by its owner, not Microsoft. Microsoft does not guarantee the contribution or purport to grant rights to it. | ||
| /// </summary> | ||
| /// | ||
| public class BorderlessWindowBehavior : Behavior<Window> | ||
| { | ||
| #region NativeStuffs | ||
| [StructLayout(LayoutKind.Sequential)] | ||
| public struct MARGINS | ||
| { | ||
| public int leftWidth; | ||
| public int rightWidth; | ||
| public int topHeight; | ||
| public int bottomHeight; | ||
| } | ||
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| [DllImport("dwmapi.dll")] | ||
| private static extern int DwmExtendFrameIntoClientArea(IntPtr hWnd, ref MARGINS pMarInset); | ||
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| /// <summary> | ||
| /// POINT aka POINTAPI | ||
| /// </summary> | ||
| [StructLayout(LayoutKind.Sequential)] | ||
| public struct POINT | ||
| { | ||
| /// <summary> | ||
| /// x coordinate of point. | ||
| /// </summary> | ||
| public int x; | ||
| /// <summary> | ||
| /// y coordinate of point. | ||
| /// </summary> | ||
| public int y; | ||
|
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| /// <summary> | ||
| /// Construct a point of coordinates (x,y). | ||
| /// </summary> | ||
| public POINT(int x, int y) | ||
| { | ||
| this.x = x; | ||
| this.y = y; | ||
| } | ||
| } | ||
|
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| [StructLayout(LayoutKind.Sequential)] | ||
| public struct MINMAXINFO | ||
| { | ||
| public POINT ptReserved; | ||
| public POINT ptMaxSize; | ||
| public POINT ptMaxPosition; | ||
| public POINT ptMinTrackSize; | ||
| public POINT ptMaxTrackSize; | ||
| }; | ||
|
|
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| /// <summary> | ||
| /// </summary> | ||
| [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)] | ||
| public class MONITORINFO | ||
| { | ||
| /// <summary> | ||
| /// </summary> | ||
| public int cbSize = Marshal.SizeOf(typeof(MONITORINFO)); | ||
|
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| /// <summary> | ||
| /// </summary> | ||
| public RECT rcMonitor = new RECT(); | ||
|
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| /// <summary> | ||
| /// </summary> | ||
| public RECT rcWork = new RECT(); | ||
|
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| /// <summary> | ||
| /// </summary> | ||
| public int dwFlags = 0; | ||
| } | ||
|
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|
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| /// <summary> Win32 </summary> | ||
| [StructLayout(LayoutKind.Sequential, Pack = 0)] | ||
| public struct RECT | ||
| { | ||
| /// <summary> Win32 </summary> | ||
| public int left; | ||
| /// <summary> Win32 </summary> | ||
| public int top; | ||
| /// <summary> Win32 </summary> | ||
| public int right; | ||
| /// <summary> Win32 </summary> | ||
| public int bottom; | ||
|
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| /// <summary> Win32 </summary> | ||
| public static readonly RECT Empty = new RECT(); | ||
|
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| /// <summary> Win32 </summary> | ||
| public int Width | ||
| { | ||
| get { return Math.Abs(right - left); } // Abs needed for BIDI OS | ||
| } | ||
| /// <summary> Win32 </summary> | ||
| public int Height | ||
| { | ||
| get { return bottom - top; } | ||
| } | ||
|
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| /// <summary> Win32 </summary> | ||
| public RECT(int left, int top, int right, int bottom) | ||
| { | ||
| this.left = left; | ||
| this.top = top; | ||
| this.right = right; | ||
| this.bottom = bottom; | ||
| } | ||
|
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|
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| /// <summary> Win32 </summary> | ||
| public RECT(RECT rcSrc) | ||
| { | ||
| this.left = rcSrc.left; | ||
| this.top = rcSrc.top; | ||
| this.right = rcSrc.right; | ||
| this.bottom = rcSrc.bottom; | ||
| } | ||
|
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| /// <summary> Win32 </summary> | ||
| public bool IsEmpty | ||
| { | ||
| get | ||
| { | ||
| // BUGBUG : On Bidi OS (hebrew arabic) left > right | ||
| return left >= right || top >= bottom; | ||
| } | ||
| } | ||
| /// <summary> Return a user friendly representation of this struct </summary> | ||
| public override string ToString() | ||
| { | ||
| if (this == RECT.Empty) { return "RECT {Empty}"; } | ||
| return "RECT { left : " + left + " / top : " + top + " / right : " + right + " / bottom : " + bottom + " }"; | ||
| } | ||
|
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| /// <summary> Determine if 2 RECT are equal (deep compare) </summary> | ||
| public override bool Equals(object obj) | ||
| { | ||
| if (!(obj is Rect)) { return false; } | ||
| return (this == (RECT)obj); | ||
| } | ||
|
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| /// <summary>Return the HashCode for this struct (not garanteed to be unique)</summary> | ||
| public override int GetHashCode() | ||
| { | ||
| return left.GetHashCode() + top.GetHashCode() + right.GetHashCode() + bottom.GetHashCode(); | ||
| } | ||
|
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|
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| /// <summary> Determine if 2 RECT are equal (deep compare)</summary> | ||
| public static bool operator ==(RECT rect1, RECT rect2) | ||
| { | ||
| return (rect1.left == rect2.left && rect1.top == rect2.top && rect1.right == rect2.right && rect1.bottom == rect2.bottom); | ||
| } | ||
|
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| /// <summary> Determine if 2 RECT are different(deep compare)</summary> | ||
| public static bool operator !=(RECT rect1, RECT rect2) | ||
| { | ||
| return !(rect1 == rect2); | ||
| } | ||
|
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|
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| } | ||
|
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| [DllImport("user32")] | ||
| internal static extern bool GetMonitorInfo(IntPtr hMonitor, MONITORINFO lpmi); | ||
|
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| /// <summary> | ||
| /// | ||
| /// </summary> | ||
| [DllImport("User32")] | ||
| internal static extern IntPtr MonitorFromWindow(IntPtr handle, int flags); | ||
|
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| private static void WmGetMinMaxInfo(System.IntPtr hwnd, System.IntPtr lParam) | ||
| { | ||
|
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| MINMAXINFO mmi = (MINMAXINFO)Marshal.PtrToStructure(lParam, typeof(MINMAXINFO)); | ||
|
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| // Adjust the maximized size and position to fit the work area of the correct monitor | ||
| int MONITOR_DEFAULTTONEAREST = 0x00000002; | ||
| System.IntPtr monitor = MonitorFromWindow(hwnd, MONITOR_DEFAULTTONEAREST); | ||
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| if (monitor != System.IntPtr.Zero) | ||
| { | ||
|
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| MONITORINFO monitorInfo = new MONITORINFO(); | ||
| GetMonitorInfo(monitor, monitorInfo); | ||
| RECT rcWorkArea = monitorInfo.rcWork; | ||
| RECT rcMonitorArea = monitorInfo.rcMonitor; | ||
| mmi.ptMaxPosition.x = Math.Abs(rcWorkArea.left - rcMonitorArea.left); | ||
| mmi.ptMaxPosition.y = Math.Abs(rcWorkArea.top - rcMonitorArea.top); | ||
| mmi.ptMaxSize.x = Math.Abs(rcWorkArea.right - rcWorkArea.left); | ||
| mmi.ptMaxSize.y = Math.Abs(rcWorkArea.bottom - rcWorkArea.top); | ||
| } | ||
|
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| Marshal.StructureToPtr(mmi, lParam, true); | ||
| } | ||
|
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| [DllImport("user32.dll")] | ||
| public static extern IntPtr DefWindowProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam); | ||
|
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| #endregion | ||
|
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| private const int WM_NCCALCSIZE = 0x83; | ||
| private const int WM_NCPAINT = 0x85; | ||
| private const int WM_NCACTIVATE = 0x86; | ||
| private const int WM_GETMINMAXINFO = 0x24; | ||
|
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| private HwndSource m_hwndSource; | ||
| private IntPtr m_hwnd; | ||
|
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| protected override void OnAttached() | ||
| { | ||
| if (AssociatedObject.IsInitialized) | ||
| AddHwndHook(); | ||
| else | ||
| AssociatedObject.SourceInitialized += AssociatedObject_SourceInitialized; | ||
|
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| AssociatedObject.WindowStyle = WindowStyle.None; | ||
| AssociatedObject.ResizeMode = ResizeMode.CanResizeWithGrip; | ||
| base.OnAttached(); | ||
| } | ||
|
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| protected override void OnDetaching() | ||
| { | ||
| RemoveHwndHook(); | ||
| base.OnDetaching(); | ||
| } | ||
|
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| private void AddHwndHook() | ||
| { | ||
| m_hwndSource = HwndSource.FromVisual(AssociatedObject) as HwndSource; | ||
| m_hwndSource.AddHook(HwndHook); | ||
| m_hwnd = new WindowInteropHelper(AssociatedObject).Handle; | ||
| } | ||
|
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| private void RemoveHwndHook() | ||
| { | ||
| AssociatedObject.SourceInitialized -= AssociatedObject_SourceInitialized; | ||
| m_hwndSource.RemoveHook(HwndHook); | ||
| } | ||
|
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| private void AssociatedObject_SourceInitialized(object sender, EventArgs e) | ||
| { | ||
| AddHwndHook(); | ||
| } | ||
|
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| private IntPtr HwndHook(IntPtr hWnd, int message, IntPtr wParam, IntPtr lParam, ref bool handled) | ||
| { | ||
| IntPtr returnval = IntPtr.Zero; | ||
| switch (message) | ||
| { | ||
| case WM_NCCALCSIZE: | ||
| /* Hides the border */ | ||
| handled = true; | ||
| break; | ||
| case WM_NCPAINT: | ||
| { | ||
| if (Environment.OSVersion.Version.Major >= 6) | ||
| { | ||
| var m = new MARGINS { bottomHeight = 1, leftWidth = 1, rightWidth = 1, topHeight = 1 }; | ||
| DwmExtendFrameIntoClientArea(m_hwnd, ref m); | ||
| } | ||
| handled = true; | ||
| } | ||
| break; | ||
| case WM_NCACTIVATE: | ||
| { | ||
| /* As per http://msdn.microsoft.com/en-us/library/ms632633(VS.85).aspx , "-1" lParam | ||
| * "does not repaint the nonclient area to reflect the state change." */ | ||
| returnval = DefWindowProc(hWnd, message, wParam, new IntPtr(-1)); | ||
| handled = true; | ||
| } | ||
| break; | ||
| case WM_GETMINMAXINFO: | ||
| /* From Lester's Blog (thanks @aeoth): | ||
| * http://blogs.msdn.com/b/llobo/archive/2006/08/01/maximizing-window-_2800_with-windowstyle_3d00_none_2900_-considering-taskbar.aspx */ | ||
| WmGetMinMaxInfo(hWnd, lParam); | ||
| handled = true; | ||
| break; | ||
| } | ||
|
|
||
| return returnval; | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,8 +1,12 @@ | ||
| <Window x:Class="MetroDemo.MainWindow" | ||
| xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" | ||
| xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" | ||
| Title="MainWindow" Height="350" Width="525"> | ||
| xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:i="clr-namespace:System.Windows.Interactivity;assembly=System.Windows.Interactivity" xmlns:behaviours="clr-namespace:MahApps.Metro.Behaviours;assembly=MahApps.Metro" Title="MainWindow" Height="350" Width="525" | ||
| MouseDown="WindowMouseDown"> | ||
| <i:Interaction.Behaviors> | ||
| <behaviours:BorderlessWindowBehavior/> | ||
| </i:Interaction.Behaviors> | ||
|
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| <Grid> | ||
|
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| <Button Content="oh hai" Width="50" Height="50" /> | ||
| </Grid> | ||
| </Window> |
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