// OK clicked
private void apply_Click(object sender, EventArgs e)
{
//mxd. Store current filter name
string currentfiltername = string.Empty;
if (!(General.Map.ThingsFilter is NullThingsFilter))
{
currentfiltername = General.Map.ThingsFilter.Name;
}
// Clear all filters and add the new ones
General.Map.ConfigSettings.ThingsFilters.Clear();
ThingsFilter currentfilter = new NullThingsFilter(); //mxd
foreach (ListViewItem item in listfilters.Items)
{
ThingsFilter f = item.Tag as ThingsFilter; //mxd
if (!string.IsNullOrEmpty(currentfiltername) && f.Name == currentfiltername) //mxd
{
currentfilter = f;
}
General.Map.ConfigSettings.ThingsFilters.Add(f);
}
// Update stuff
General.Map.ChangeThingFilter(currentfilter);
General.MainWindow.UpdateThingsFilters();
General.Map.ConfigSettings.Changed = true;
// Close
this.DialogResult = DialogResult.OK;
this.Close();
}
// This changes thing filter
public void ChangeThingFilter(ThingsFilter newfilter)
{
// We have a special filter for null
if (newfilter == null)
{
newfilter = new NullThingsFilter();
}
// Deactivate old filter
if (thingsfilter != null)
{
thingsfilter.Deactivate();
}
// Change
thingsfilter = newfilter;
// Activate filter
thingsfilter.Activate();
// Update interface
General.MainWindow.ReflectThingsFilter();
// Redraw
General.MainWindow.RedrawDisplay();
}