public Task HideLoadingGrid()
{
LoadingIndicator.IsActive = false;
return(Task.Run(async() =>
{
for (var i = 1.0; i > 0.0; i -= 0.025)
{
var opacity = i;
if (Math.AlmostEquals(opacity, 0.7, 0.01))
{
Dispatcher.Invoke(() =>
{
LoadingGrid.IsHitTestVisible = false;
});
}
Dispatcher.Invoke(() =>
{
LoadingGrid.Opacity = opacity;
});
await Task.Delay(4)
.ConfigureAwait(false);
}
Dispatcher.Invoke(() =>
{
LoadingGrid.Visibility = Visibility.Collapsed;
});
}));
}
public Task ShowLoadingGrid(bool status)
{
if (status)
{
_loadingGridShowing = true;
loadingIndicator.IsActive = true;
loadingGrid.Opacity = 1.0;
loadingGrid.IsHitTestVisible = true;
loadingGrid.Visibility = Visibility.Visible;
return(Task.CompletedTask);
}
_loadingGridShowing = false;
loadingIndicator.IsActive = false;
return(Task.Run(async() =>
{
for (double i = 1.0; i > 0.0; i -= 0.025)
{
var opacity = i;
if (_loadingGridShowing)
{
break;
}
if (Math.AlmostEquals(opacity, 0.7, 0.01))
{
Dispatcher.Invoke(() =>
{
loadingGrid.IsHitTestVisible = false;
});
}
Dispatcher.Invoke(() =>
{
loadingGrid.Opacity = opacity;
});
await Task.Delay(4)
.ConfigureAwait(false);
}
Dispatcher.Invoke(() =>
{
loadingGrid.Visibility = Visibility.Collapsed;
});
}));
}
public async Task ShowConnectionFailedGrid(bool status)
{
await _connectionFailedGridTask
.ConfigureAwait(true);
var newStatus = status ? 1 : 0;
var oldStatus = Interlocked.Exchange(
ref _connectionFailedGridStatus, newStatus);
if (oldStatus == newStatus)
{
return;
}
bool changeStyleNeeded;
if (!TitleLockStatus)
{
TitleLockStatus = true;
_connectionFailedGridTitleLockStatus = true;
changeStyleNeeded = true;
}
else
{
changeStyleNeeded = false;
}
if (status)
{
LinkOpenEnable(false);
connectionFailedIndicator.IsActive = true;
connectionFailedGrid.Opacity = 1.0;
connectionFailedGrid.IsHitTestVisible = true;
connectionFailedGrid.Visibility = Visibility.Visible;
if (changeStyleNeeded)
{
Resources.MergedDictionaries
.Add(_loadingStyle.Dictionary);
Resources.MergedDictionaries
.Add(_loadingStyle.MahAppsDictionary);
}
_connectionFailedGridTask = Task.CompletedTask;
return;
}
connectionFailedIndicator.IsActive = false;
if (_connectionFailedGridTitleLockStatus)
{
changeStyleNeeded = true;
}
var color = ((SolidColorBrush)FindResource("Window.Main.TitleBackground")).Color;
_connectionFailedGridTask = Task.Run(async() =>
{
Action <double> changeOpacityFunction;
if (changeStyleNeeded)
{
changeOpacityFunction = opacity =>
{
connectionFailedGrid.Opacity = opacity;
var brush = new SolidColorBrush(
Color.FromArgb((byte)(255 * opacity),
color.R, color.G, color.B));
WindowTitleBrush = brush;
NonActiveWindowTitleBrush = brush;
};
}
else
{
changeOpacityFunction = opacity =>
{
connectionFailedGrid.Opacity = opacity;
};
}
var isHitTestVisible = true;
for (double i = 1.0; i > 0.0; i -= 0.025)
{
var opacity = i;
if (isHitTestVisible &&
Math.AlmostEquals(opacity, 0.7, 0.01))
{
Dispatcher.Invoke(() =>
{
connectionFailedGrid.IsHitTestVisible = false;
Resources.MergedDictionaries
.Remove(_loadingStyle.MahAppsDictionary);
});
isHitTestVisible = false;
}
Dispatcher.Invoke(() =>
{
changeOpacityFunction(opacity);
});
await Task.Delay(4)
.ConfigureAwait(false);
}
Dispatcher.Invoke(() =>
{
if (changeStyleNeeded)
{
Resources.MergedDictionaries
.Remove(_loadingStyle.Dictionary);
SetResourceReference(WindowTitleBrushProperty, "Window.Main.TitleBackground");
SetResourceReference(NonActiveWindowTitleBrushProperty, "Window.Main.NonActiveTitleBackground");
}
connectionFailedGrid.IsHitTestVisible = false;
connectionFailedGrid.Visibility = Visibility.Collapsed;
LinkOpenEnable(true);
if (changeStyleNeeded)
{
TitleLockStatus = false;
_connectionFailedGridTitleLockStatus = false;
}
});
});
}
