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Drommedhar
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| using System; | ||
| using System.Windows; | ||
| using System.Windows.Interop; | ||
|
|
||
| namespace DlssUpdater.Helpers; | ||
|
|
||
| public static class WindowPositionHelper | ||
| { | ||
| public static void CenterWindowToParent(Window childWindow, Window parentWindow) | ||
| { | ||
| // Ensure the child window is fully rendered before positioning | ||
| childWindow.SizeChanged += (sender, args) => | ||
| { | ||
| // Get the DPI scaling factors for both the parent and the child window | ||
| var parentDpiScale = GetDpiScale(parentWindow); | ||
| var childDpiScale = GetDpiScale(childWindow); | ||
|
|
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| // Check if the parent window is maximized | ||
| bool isParentMaximized = parentWindow.WindowState == WindowState.Maximized; | ||
|
|
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| // Get the parent window's bounds | ||
| Rect parentBounds; | ||
| // Get the parent window's position and size in screen coordinates | ||
| var parentPosition = parentWindow.PointToScreen(new Point(0, 0)); | ||
| double parentWidthInPx = parentWindow.ActualWidth * parentDpiScale.X; | ||
| double parentHeightInPx = parentWindow.ActualHeight * parentDpiScale.Y; | ||
| parentBounds = new Rect(parentPosition.X, parentPosition.Y, parentWidthInPx, parentHeightInPx); | ||
|
|
||
| // Get the child window's actual size in physical pixels | ||
| double childWidthInPx = childWindow.ActualWidth * childDpiScale.X; | ||
| double childHeightInPx = childWindow.ActualHeight * childDpiScale.Y; | ||
|
|
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| // Ensure the child window size is available | ||
| if (childWidthInPx == 0 || childHeightInPx == 0) | ||
| { | ||
| return; // Wait until the size is properly calculated | ||
| } | ||
|
|
||
| // Calculate the centered position relative to the parent | ||
| double childLeft = parentBounds.X + (parentBounds.Width - childWidthInPx) / 2; | ||
| double childTop = parentBounds.Y + (parentBounds.Height - childHeightInPx) / 2; | ||
|
|
||
| // Convert the position back to logical units for the child window | ||
| childWindow.Left = childLeft / childDpiScale.X; | ||
| childWindow.Top = childTop / childDpiScale.Y; | ||
| }; | ||
| } | ||
|
|
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| private static Point GetDpiScale(Window window) | ||
| { | ||
| // Get the window's presentation source | ||
| var source = PresentationSource.FromVisual(window); | ||
| if (source?.CompositionTarget != null) | ||
| { | ||
| // Return the DPI scale factor (logical units to physical pixels) | ||
| return new Point(source.CompositionTarget.TransformToDevice.M11, | ||
| source.CompositionTarget.TransformToDevice.M22); | ||
| } | ||
| return new Point(1.0, 1.0); // Default scale if source is not available | ||
| } | ||
|
|
||
| // P/Invoke declarations to work with monitor information | ||
| [System.Runtime.InteropServices.DllImport("User32.dll")] | ||
| private static extern IntPtr MonitorFromWindow(IntPtr hwnd, MonitorOptions dwFlags); | ||
|
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| [System.Runtime.InteropServices.DllImport("User32.dll", CharSet = System.Runtime.InteropServices.CharSet.Auto)] | ||
| private static extern bool GetMonitorInfo(IntPtr hMonitor, ref MONITORINFO lpmi); | ||
|
|
||
| [System.Runtime.InteropServices.StructLayout(System.Runtime.InteropServices.LayoutKind.Sequential)] | ||
| public struct RECT | ||
| { | ||
| public int Left; | ||
| public int Top; | ||
| public int Right; | ||
| public int Bottom; | ||
| } | ||
|
|
||
| [System.Runtime.InteropServices.StructLayout(System.Runtime.InteropServices.LayoutKind.Sequential, CharSet = System.Runtime.InteropServices.CharSet.Auto)] | ||
| public class MONITORINFO | ||
| { | ||
| public int cbSize = System.Runtime.InteropServices.Marshal.SizeOf(typeof(MONITORINFO)); | ||
| public RECT rcMonitor = new RECT(); | ||
| public RECT rcWork = new RECT(); | ||
| public int dwFlags = 0; | ||
| } | ||
|
|
||
| private enum MonitorOptions : uint | ||
| { | ||
| MONITOR_DEFAULTTONULL = 0x00000000, | ||
| MONITOR_DEFAULTTOPRIMARY = 0x00000001, | ||
| MONITOR_DEFAULTTONEAREST = 0x00000002 | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,3 +1,3 @@ | ||
| { | ||
| "version": "2.0.0.0" | ||
| "version": "2.0.1.0" | ||
| } |