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[TextExtractor] Fix focus on overlay on the first activation (#21098)

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* TextExtractor-20950: fix focus on overlay on the first TextExtractor activation

* TextExtractor-20950: fix typo
This commit is contained in:
Taras
2022-10-16 18:29:37 +03:00
committed by GitHub
parent a2638d01dc
commit af98395e25
2 changed files with 36 additions and 30 deletions
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14
src/modules/PowerOCR/PowerOCR/Helpers/OSInterop.cs
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@@ -69,8 +69,20 @@ public static class OSInterop
internal static extern short GetAsyncKeyState(int vKey);
public delegate IntPtr HookProc(int nCode, IntPtr wParam, IntPtr lParam);
#pragma warning restore CA1401 // P/Invokes should not be visible
[DllImport("user32.dll", SetLastError = true)]
public static extern IntPtr SetForegroundWindow(IntPtr hWnd);
[DllImport("user32.dll")]
public static extern IntPtr GetForegroundWindow();
[DllImport("user32.dll")]
public static extern uint GetWindowThreadProcessId(IntPtr hWnd, IntPtr processId);
[DllImport("user32.dll")]
public static extern bool AttachThreadInput(uint idAttach, uint idAttachTo, bool fAttach);
#pragma warning restore CA1401 // P/Invokes should not be visible
[StructLayout(LayoutKind.Sequential)]
internal struct LowLevelKeyboardInputEvent
{

52
src/modules/PowerOCR/PowerOCR/Helpers/WindowUtilities.cs
View File

@@ -2,7 +2,6 @@
// The Microsoft Corporation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.Collections.Generic;
using System.Windows;
using System.Windows.Forms;
using Microsoft.PowerToys.Telemetry;
@@ -16,36 +15,12 @@ public static class WindowUtilities
{
if (IsOCROverlayCreated())
{
Logger.LogWarning("Tired to launch the overlay but it was already created.");
Logger.LogWarning("Tried to launch the overlay, but it has been already created.");
return;
}
Screen[] allScreens = Screen.AllScreens;
WindowCollection allWindows = System.Windows.Application.Current.Windows;
List<OCROverlay> allFullscreenGrab = new List<OCROverlay>();
foreach (Screen screen in allScreens)
foreach (Screen screen in Screen.AllScreens)
{
bool screenHasWindow = true;
foreach (Window window in allWindows)
{
System.Drawing.Point windowCenter =
new System.Drawing.Point(
(int)(window.Left + (window.Width / 2)),
(int)(window.Top + (window.Height / 2)));
screenHasWindow = screen.Bounds.Contains(windowCenter);
// if (window is EditTextWindow)
// isEditWindowOpen = true;
}
if (allWindows.Count < 1)
{
screenHasWindow = false;
}
OCROverlay overlay = new OCROverlay()
{
WindowStartupLocation = WindowStartupLocation.Manual,
@@ -73,8 +48,7 @@ public static class WindowUtilities
}
overlay.Show();
overlay.Activate();
allFullscreenGrab.Add(overlay);
ActivateWindow(overlay);
}
PowerToysTelemetry.Log.WriteEvent(new PowerOCR.Telemetry.PowerOCRInvokedEvent());
@@ -110,4 +84,24 @@ public static class WindowUtilities
// TODO: Decide when to close the process
// System.Windows.Application.Current.Shutdown();
}
public static void ActivateWindow(Window window)
{
var handle = new System.Windows.Interop.WindowInteropHelper(window).Handle;
var fgHandle = OSInterop.GetForegroundWindow();
var threadId1 = OSInterop.GetWindowThreadProcessId(handle, System.IntPtr.Zero);
var threadId2 = OSInterop.GetWindowThreadProcessId(fgHandle, System.IntPtr.Zero);
if (threadId1 != threadId2)
{
OSInterop.AttachThreadInput(threadId1, threadId2, true);
OSInterop.SetForegroundWindow(handle);
OSInterop.AttachThreadInput(threadId1, threadId2, false);
}
else
{
OSInterop.SetForegroundWindow(handle);
}
}
}