private void SetBackgroundPath(FilePath value)
{
if (Equals(_backgroundPath, value))
{
return;
}
_backgroundPath = value;
TargetDesktop.Background =
_configurationFactory
.BackgroundFrom(value, _fit);
}
public IBackground LoadBackground()
{
var pathBuffer = new string(default(char), Constants.MaxPath);
byte tile;
byte style;
lock (_ioLock)
{
using (var key = uRegistry.CurrentUser.OpenSubKey(
Registry.Desktop.SubKey, true))
{
byte.TryParse(key.GetValue(
Registry.Desktop.TileWallpaper.Value).ToString(), out tile);
byte.TryParse(key.GetValue(
Registry.Desktop.WallpaperStyle.Value).ToString(), out style);
}
NativeMethods.SystemParametersInfo(
NativeMethods.SPI_GETDESKWALLPAPER,
pathBuffer.Length,
pathBuffer,
0);
var path = pathBuffer.Substring(0, pathBuffer.IndexOf(default(char)));
return(_factory.BackgroundFrom(
path,
Registry.Desktop.Fit.FromData(tile, style)));
}
}
public IBackground LoadBackground()
{
lock (_ioLock)
{
try
{
var path = new string(default(char), Constants.MaxPath);
_desktop.GetWallpaper(null, ref path);
DESKTOP_WALLPAPER_POSITION position;
_desktop.GetPosition(out position);
return(_factory.BackgroundFrom(
path,
position.ToFit()));
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(_factory.BackgroundFrom(string.Empty, Fit.Center));
}
}
}
// TODO
//public VirtualDesktopConfiguration(IVirtualDesktop targetDesktop, IConfigurationFactory factory)
//{
// BindToTarget(targetDesktop, factory);
// // should take values from desktop
// UpdateFromTarget();
//}
public void BindToTarget(IVirtualDesktop value, IConfigurationFactory factory)
{
_propertyChangedBinding?.Unbind();
TargetDesktop = value;
_configurationFactory = factory;
if (value == null)
{
_backgroundPathSetter = path => ThrowWhenUnbound(nameof(BackgroundPath));
_fitSetter = fit => ThrowWhenUnbound(nameof(Fit));
return;
}
_backgroundPathSetter = SetBackgroundPath;
_fitSetter = SetFit;
_propertyChangedBinding = factory.Bind(UpdateFromTarget, value);
var updateTargetBackground = true;
// TODO this should have tests for it causing a return
if (!_backgroundPath.HasValue)
{
_backgroundPath = value.Background.Path;
updateTargetBackground = false;
}
// TODO be sure to fully test that this returns
if (_fit.Equals(default(Fit)))
{
_fit = value.Background.Fit;
updateTargetBackground = false;
}
if (!updateTargetBackground)
{
return;
}
value.Background = factory.BackgroundFrom(_backgroundPath, _fit);
}