/// <summary>
/// Returns the selected interval converted to milliseconds.
/// </summary>
private double GetIntervalFromUi()
{
if (!LayerAutoUpdateBehavior.IsLayerAutoUpdateCapable(Layer) || PollInterval == null || IntervalType == null)
{
return(0.0);
}
double interval = 0.0;
try
{
switch (IntervalType.SelectedIndex)
{
case 0:
interval = PollInterval.Value * 1000;
break;
case 1:
interval = PollInterval.Value * 60000;
break;
}
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
return(interval);
}
private void UpdateOnExtentChanged_Checked(object sender, RoutedEventArgs e)
{
if (!LayerAutoUpdateBehavior.IsLayerAutoUpdateCapable(Layer))
{
return;
}
LayerExtensions.SetAutoUpdateOnExtentChanged(Layer, true);
}
private void bindUIToLayer()
{
if (!(LayerAutoUpdateBehavior.IsLayerAutoUpdateCapable(Layer)))
{
IsEnabled = false;
return;
}
IsEnabled = true;
// Get the layer settings from LayerExtensions attached properties
double interval = Math.Max(0, LayerExtensions.GetAutoUpdateInterval(Layer));
bool autoUpdatesEnabled = (interval > 0.0d);
if (PollForUpdates != null)
{
PollForUpdates.IsChecked = autoUpdatesEnabled;
}
if (PollInterval != null && IntervalType != null)
{
_uiChanging = true;
try
{
if (autoUpdatesEnabled)
{
// if the interval > 60000, we need to display the interval in minutes
if (interval >= 60000d)
{
IntervalType.SelectedIndex = 1; // minutes
PollInterval.Value = ((int)(interval / 60000d));
}
else
{
IntervalType.SelectedIndex = 0;
PollInterval.Value = ((int)(interval / 1000d));
}
}
else
{
IntervalType.SelectedIndex = 0;
PollInterval.Value = 0;
}
}
finally
{
_uiChanging = false;
}
}
if (UpdateOnExtentChanged != null)
{
UpdateOnExtentChanged.IsChecked = LayerExtensions.GetAutoUpdateOnExtentChanged(Layer);
}
}
private void PollInterval_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
if (_uiChanging || PollInterval == null || IntervalType == null ||
!LayerAutoUpdateBehavior.IsLayerAutoUpdateCapable(Layer))
{
return;
}
double interval = GetIntervalFromUi();
LayerExtensions.SetAutoUpdateInterval(Layer, interval);
}
private void IntervalType_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (_uiChanging || PollInterval == null || IntervalType == null ||
!(LayerAutoUpdateBehavior.IsLayerAutoUpdateCapable(Layer)))
{
return;
}
double interval = GetIntervalFromUi();
LayerExtensions.SetAutoUpdateInterval(Layer, interval);
}
private void PollForUpdates_Checked(object sender, RoutedEventArgs e)
{
if (!LayerAutoUpdateBehavior.IsLayerAutoUpdateCapable(Layer))
{
return;
}
// When the AutoUpdates checkbox is checked, it sets the interval to 30 seconds as default
if (PollInterval != null)
{
_uiChanging = true;
try
{
PollInterval.Value = 30d;
}
finally
{
_uiChanging = false;
}
}
LayerExtensions.SetAutoUpdateInterval(Layer, LayerExtensions.DefaultAutoUpdateInterval);
}
private void PollForUpdates_UnChecked(object sender, RoutedEventArgs e)
{
if (!LayerAutoUpdateBehavior.IsLayerAutoUpdateCapable(Layer))
{
return;
}
// Auto updates are turned on/off by setting the interval value. A value
// less than or equal to zero indicates auto updates are off.
if (PollInterval != null)
{
_uiChanging = true;
try
{
PollInterval.Value = 0d;
}
finally
{
_uiChanging = false;
}
}
LayerExtensions.SetAutoUpdateInterval(Layer, 0.0);
}
