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This commit is contained in:
TheXamlGuy
2024-01-17 17:16:50 +00:00
parent 86603a6567
commit 2f22c81384
21 changed files with 471 additions and 231 deletions
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Hyperbar.Windows.Interop/HwndExtensions.cs
+5 -52
View File
@@ -1,5 +1,4 @@
using System;
using System.Runtime.InteropServices;
using System.Runtime.InteropServices;
using Windows.Win32;
using Windows.Win32.Foundation;
using Windows.Win32.Graphics.Gdi;
@@ -30,8 +29,10 @@ public static class HwndExtensions
SET_WINDOW_POS_FLAGS.SWP_NOZORDER);
}
public static uint GetDpiForWindow(IntPtr hwnd) => PInvoke.GetDpiForWindow(new HWND(hwnd));
public static void SetWindowOpacity(this IntPtr hWnd,
byte value)
byte value)
{
HWND hWND = new(hWnd);
WindowStyles windowLong = (WindowStyles)PInvoke.GetWindowLong(hWND, WINDOW_LONG_PTR_INDEX.GWL_EXSTYLE);
@@ -45,6 +46,7 @@ public static class HwndExtensions
Marshal.ThrowExceptionForHR(Marshal.GetLastWin32Error());
}
}
public static void SetWindowStyle(this IntPtr hwnd,
WindowStyle newStyle)
{
@@ -56,53 +58,4 @@ public static class HwndExtensions
PInvoke.SetWindowPos(new HWND(hwnd), new HWND(0), 0, 0, 0, 0, SET_WINDOW_POS_FLAGS.SWP_DRAWFRAME | SET_WINDOW_POS_FLAGS.SWP_NOMOVE | SET_WINDOW_POS_FLAGS.SWP_NOOWNERZORDER | SET_WINDOW_POS_FLAGS.SWP_NOSIZE | SET_WINDOW_POS_FLAGS.SWP_NOZORDER);
}
public static void SnapWindow(this IntPtr hwnd,
int placement,
double? width = null,
double? height = null)
{
HMONITOR hwndDesktop = PInvoke.MonitorFromWindow(new(hwnd), MONITOR_FROM_FLAGS.MONITOR_DEFAULTTONEAREST);
MONITORINFO info = new()
{
cbSize = 40
};
PInvoke.GetMonitorInfo(hwndDesktop, ref info);
uint dpi = PInvoke.GetDpiForWindow(new HWND(hwnd));
PInvoke.GetWindowRect(new HWND(hwnd), out RECT windowRect);
double scalingFactor = dpi / 96d;
int actualWidth = width.HasValue ? (int)(width * scalingFactor) : windowRect.right - windowRect.left;
int actualHeight = height.HasValue ? (int)(height * scalingFactor) : windowRect.bottom - windowRect.top;
int left = 0;
int top = 0;
switch (placement)
{
case 0:
left = 0;
top = (info.rcWork.bottom + info.rcWork.top) / 2 - actualHeight / 2;
break;
case 1:
left = (info.rcWork.left + info.rcWork.right) / 2 - actualWidth / 2;
top = 0;
break;
case 2:
left = info.rcWork.left + info.rcWork.right - actualWidth;
top = (info.rcWork.bottom + info.rcWork.top) / 2 - actualHeight / 2;
break;
case 3:
left = (info.rcWork.left + info.rcWork.right) / 2 - actualWidth / 2;
top = info.rcWork.bottom + info.rcWork.top - actualHeight;
break;
}
PInvoke.SetWindowPos(new HWND(hwnd), new HWND(), left, top, actualWidth, actualHeight, 0);
}
}