public void TestGetBounds()
{
var displayInfo = User32Api.AllDisplays().First();
var displayBounds = DisplayInfo.GetBounds(displayInfo.Bounds.Location);
Assert.Equal(displayInfo.Bounds, displayBounds);
}
public void TestAllDisplays()
{
foreach (var display in User32Api.AllDisplays())
{
Log.Debug().WriteLine("Index {0} - Primary {3} - Device {1} - Bounds: {2}", display.Index, display.DeviceName, display.Bounds, display.IsPrimary);
}
}
/// <summary>
/// Check if a Windows Store App (WinRT) is visible
/// </summary>
/// <param name="windowBounds"></param>
/// <returns>true if an app, covering the supplied rect, is visisble</returns>
public static bool AppVisible(NativeRect windowBounds)
{
if (AppVisibility == null)
{
return(true);
}
foreach (var screen in User32Api.AllDisplays())
{
if (screen.Bounds.Contains(windowBounds))
{
if (windowBounds.Equals(screen.Bounds))
{
// Fullscreen, it's "visible" when AppVisibilityOnMonitor says yes
// Although it might be the other App, this is not "very" important
var rect = screen.Bounds;
var monitor = User32Api.MonitorFromRect(ref rect, MonitorFrom.DefaultToNearest);
if (monitor != IntPtr.Zero)
{
var monitorAppVisibility = AppVisibility.ComObject.GetAppVisibilityOnMonitor(monitor);
if (monitorAppVisibility == MonitorAppVisibility.MAV_APP_VISIBLE)
{
return(true);
}
}
}
else
{
// Is only partly on the screen, when this happens the app is allways visible!
return(true);
}
}
}
return(false);
}
/// <summary>
/// Get the bounds of the complete screen
/// </summary>
/// <returns></returns>
public static NativeRect GetAllScreenBounds()
{
int left = 0, top = 0, bottom = 0, right = 0;
foreach (var display in User32Api.AllDisplays())
{
left = Math.Min(left, display.Bounds.X);
top = Math.Min(top, display.Bounds.Y);
var screenAbsRight = display.Bounds.X + display.Bounds.Width;
var screenAbsBottom = display.Bounds.Y + display.Bounds.Height;
right = Math.Max(right, screenAbsRight);
bottom = Math.Max(bottom, screenAbsBottom);
}
return(new NativeRect(left, top, right + Math.Abs(left), bottom + Math.Abs(top)));
}
/// <summary>
/// Implementation like <a href="https://msdn.microsoft.com/en-us/library/6d7ws9s4(v=vs.110).aspx">Screen.GetBounds</a>
/// </summary>
/// <param name="point"></param>
/// <returns></returns>
public static NativeRect GetBounds(NativePoint point)
{
DisplayInfo returnValue = null;
foreach (var display in User32Api.AllDisplays())
{
if (display.IsPrimary && returnValue == null)
{
returnValue = display;
}
if (display.Bounds.Contains(point))
{
returnValue = display;
}
}
return(returnValue?.Bounds ?? Rect.Empty);
}
/// <summary>
/// Get a location where this window would be visible
/// * if none is found return false, formLocation = the original location
/// * if something is found, return true and formLocation = new location
/// </summary>
/// <param name="interopWindow">IInteropWindow, the window to find a location for</param>
/// <param name="formLocation">NativePoint with the location where the window will fit</param>
/// <returns>true if a location if found, and the formLocation is also set</returns>
public static bool GetVisibleLocation(this IInteropWindow interopWindow, out NativePoint formLocation)
{
bool doesWindowFit = false;
var windowRectangle = interopWindow.GetInfo().Bounds;
// assume own location
formLocation = windowRectangle.Location;
var primaryDisplay = User32Api.AllDisplays().First(x => x.IsPrimary);
using (var workingArea = new Region(primaryDisplay.Bounds))
{
// Create a region with the screens working area
foreach (var display in User32Api.AllDisplays())
{
if (!display.IsPrimary)
{
workingArea.Union(display.Bounds);
}
}
// If the formLocation is not inside the visible area
if (!workingArea.AreRectangleCornersVisisble(windowRectangle))
{
// If none found we find the biggest screen
foreach (var display in User32Api.AllDisplays())
{
var newWindowRectangle = new Rectangle(display.WorkingArea.Location, windowRectangle.Size);
if (!workingArea.AreRectangleCornersVisisble(newWindowRectangle))
{
continue;
}
formLocation = display.Bounds.Location;
doesWindowFit = true;
break;
}
}
else
{
doesWindowFit = true;
}
}
return(doesWindowFit);
}
