private void ExpandForegroundWindow()
{
if (lastWindowState != null)
{
WindowManipulationHelper.ReturnForegroundWindowToDefaultMaximizedState(lastWindowState);
}
}
private void KeyboardOpened(Rectangle keyboardPosition)
{
Debug.WriteLine("KeyboardOpened");
if (WindowManipulationHelper.IsForegroundWindowMaximized() &&
IsKeyboardInDockedMode() &&
!WindowManipulationHelper.IsForegroundWindowUWP())
{
isVisible = true;
if (TabletModeHelper.IsTabletMode)
{
ShowDock(keyboardPosition);
lastWindowState = null;
}
else
{
ShrinkForegroundWindow(keyboardPosition);
}
}
else
{
lastWindowState = null;
}
}
private void ShrinkForegroundWindow(Rectangle keyboardPosition)
{
var taskbarSize = TaskbarHelper.GetTaskbarSize();
var taskbarPosition = TaskbarHelper.GetTaskbarPosition();
var diff = 0;
if (taskbarPosition == TaskbarHelper.TaskbarPosition.Bottom)
{
diff = -taskbarSize.Height;
}
lastWindowState = WindowManipulationHelper.ChangeForegroundWindowToWindowedFullScreen(
keyboardPosition.Height + diff);
}
private async void keyboardStateCheckTimer_Tick(object sender, EventArgs e)
{
var isOpen = TouchKeyboardHelper.IsOpen();
if (isOpen && !isVisible && IsKeyboardInDockedMode())
{
keyboardPosition = TouchKeyboardHelper.GetTouchKeyboardPosition();
if (keyboardPosition != null)
{
KeyboardOpened((Rectangle)keyboardPosition);
}
}
else if (isOpen && isVisible)
{
// Make sure keyboard type is not changed from docked.
if (!IsKeyboardInDockedMode())
{
KeyboardClosed();
}
else
{
// Check for keyboard resize
var currentKeyboardPosition = TouchKeyboardHelper.GetTouchKeyboardPosition();
if (currentKeyboardPosition != null && keyboardPosition != null &&
MuchDifference((Rectangle)currentKeyboardPosition, (Rectangle)keyboardPosition, keyboardDockedPositionMaxDiff))
{
Debug.WriteLine("Keyboard height changed");
UpdateKeyboardHeight((Rectangle)currentKeyboardPosition);
keyboardPosition = currentKeyboardPosition;
}
// Check for foreground app change
this.Invoke(new MethodInvoker(() =>
{
try
{
if (!TabletModeHelper.IsTabletMode && currentKeyboardPosition != null)
{
var currentForegroundWindow = WindowManipulationHelper.GetForegroundWindow();
if (currentForegroundWindow != lastWindowState.windowHandle)
{
Debug.WriteLine("Foreground window changed");
ExpandForegroundWindow();
ShrinkForegroundWindow((Rectangle)currentKeyboardPosition);
}
}
}
catch (Exception ex)
{
Debug.WriteLine("Exception in Check for foreground app change: " + ex.ToString());
}
}));
}
}
else if (!isOpen && isVisible)
{
KeyboardClosed();
}
}
