private static void OnSelectedGraphicCountPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
FeatureDataGrid grid = d as FeatureDataGrid;
int oldValue = (int)e.OldValue;
int newValue = (int)e.NewValue;
// if they are different update the status bar text to reflect changes
if (oldValue != newValue)
{
grid.UpdateRecordsText();
}
if (grid.GraphicsLayer == null)
{
return;
}
IEnumerable <Graphic> gridSelected = grid.SelectedItems.Cast <Graphic>();;
var addedSelections = grid.GraphicsLayer.SelectedGraphics.Except(gridSelected).ToList();
IEnumerable <Graphic> layerSelected = grid.GraphicsLayer.SelectedGraphics;
var removedSelections = gridSelected.Except(grid.GraphicsLayer.SelectedGraphics).ToList();
foreach (var add in addedSelections)
{
grid.SelectedItems.Add(add);
}
foreach (var remove in removedSelections)
{
grid.SelectedItems.Remove(remove);
}
}
private static void OnFilterSourcePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
FeatureDataGrid grid = d as FeatureDataGrid;
IEnumerable <Graphic> oldValue = e.OldValue as IEnumerable <Graphic>;
IEnumerable <Graphic> newValue = e.NewValue as IEnumerable <Graphic>;
if (oldValue != null && oldValue is ObservableCollection <Graphic> )
{
(oldValue as ObservableCollection <Graphic>).CollectionChanged -= grid.FilterSource_CollectionChanged;
}
if (newValue != null && newValue is ObservableCollection <Graphic> )
{
(newValue as ObservableCollection <Graphic>).CollectionChanged += grid.FilterSource_CollectionChanged;
}
if (grid.GraphicsLayer != null)
{
grid.SetItemsSource((grid.GraphicsLayer != null && grid.GraphicsLayer.Graphics != null) ? (IList <Graphic>)grid.GraphicsLayer.Graphics : new List <Graphic>());
}
else
{
grid.ItemsSource = null;
}
grid.ResetLayout();
// Restoring previously selected graphics (if any):
if (grid.GraphicsLayer != null)
{
grid.RestorePreviousSelection(grid.GraphicsLayer.SelectedGraphics);
}
}
/// <summary>
/// When filter source changes the view and record text needs to be updated.
/// </summary>
private static void OnFilterSourcePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
FeatureDataGrid grid = d as FeatureDataGrid;
grid.ApplyFilter();
grid.UpdateRecordsText();
}
private static void OnTotalGraphicCountPropetyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
FeatureDataGrid grid = d as FeatureDataGrid;
int oldValue = (int)e.OldValue;
int newValue = (int)e.NewValue;
// if they are different update the status bar text to reflect changes
if (oldValue != newValue)
{
grid.UpdateRecordsText();
}
}
private static void OnGraphicsLayerPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
FeatureDataGrid grid = d as FeatureDataGrid;
GraphicsLayer oldValue = e.OldValue as GraphicsLayer;
GraphicsLayer newValue = e.NewValue as GraphicsLayer;
if (oldValue != null)
{
if (grid.featureLayer != null)
{
grid.featureLayer.UpdateCompleted -= grid.FeatureLayer_UpdateCompleted;
grid.featureLayer = null; // clear out reference to old feature layer if it exists
}
oldValue.PropertyChanged -= grid.GraphicsLayer_PropertyChanged;
BindingOperations.ClearBinding(grid, FeatureDataGrid.TotalGraphicCountProperty);
BindingOperations.ClearBinding(grid, FeatureDataGrid.SelectedGraphicCountProperty);
if (!oldValue.IsInitialized)
{
oldValue.Initialized -= grid.GraphicsLayer_Initialized;
}
}
if (newValue != null)
{
// if new layer is feature layer set private member
if (newValue is FeatureLayer)
{
grid.featureLayer = newValue as FeatureLayer;
grid.OutFields = grid.featureLayer.OutFields.ToString();
grid.featureLayer.UpdateCompleted += grid.FeatureLayer_UpdateCompleted;
}
else
{
grid.GraphicCollection = newValue.Graphics;
}
if (newValue.IsInitialized)
{
newValue.PropertyChanged += grid.GraphicsLayer_PropertyChanged;
grid.SetItemsSource(newValue.Graphics); // Set the ItemsSource
grid.BindToTotalGraphicsCount(); // Add total graphic count binding.
grid.BindToSelectedGraphicsCount(); // Add selected graphic count binding.
}
else
{
// Wait for initialize event to fire before configuring feature data grid
newValue.Initialized += grid.GraphicsLayer_Initialized;
}
}
grid.UpdateRecordsText(); // Update the status bar text.
grid.SetSubmitButtonVisibility(); // Enable/Disable submit button option.
grid.SetDeleteSelectedRowsMenuButtonEnableState(); // Enable/Disable delete option.
}
private static void OnGraphicsLayerPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
FeatureDataGrid grid = d as FeatureDataGrid;
GraphicsLayer oldValue = e.OldValue as GraphicsLayer;
GraphicsLayer newValue = e.NewValue as GraphicsLayer;
if (oldValue != null)
{
oldValue.PropertyChanged -= grid.GraphicsLayer_PropertyChanged;
#region Mouse Hovering Support
oldValue.MouseEnter -= grid.GraphicsLayer_MouseEnter;
oldValue.MouseLeave -= grid.GraphicsLayer_MouseLeave;
#endregion
grid.UnregisterGraphicCollectionEventHandlers();
grid.currentGraphicCollection = null;
// Setting the FeatureDataGrid's ItemsSource property to null:
grid.ItemsSource = null;
grid.ResetLayout();
}
if (newValue != null)
{
#region Mouse Hovering Support
newValue.MouseEnter += grid.GraphicsLayer_MouseEnter;
newValue.MouseLeave += grid.GraphicsLayer_MouseLeave;
#endregion
if (!newValue.IsInitialized)
{
EventHandler <EventArgs> handler = null;
handler = new EventHandler <EventArgs>(
delegate(object s, EventArgs args) { grid.PopulateItemsSource(s as GraphicsLayer, handler); });
newValue.Initialized += handler;
}
else
{
grid.PopulateItemsSource(newValue, null);
}
}
// Restoring previously selected graphics (if any):
if (grid.GraphicsLayer != null)
{
grid.RestorePreviousSelection(grid.GraphicsLayer.SelectedGraphics);
}
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target)
{
switch (connectionId)
{
case 1:
this.MyDataGrid = ((ESRI.ArcGIS.Client.Toolkit.FeatureDataGrid)(target));
return;
case 2:
this.MyMap = ((ESRI.ArcGIS.Client.Map)(target));
#line 26 "..\..\MainWindow.xaml"
this.MyMap.Loaded += new System.Windows.RoutedEventHandler(this.MyMap_Loaded);
#line default
#line hidden
return;
case 3:
this.TrajectoriesLayer = ((ESRI.ArcGIS.Client.FeatureLayer)(target));
#line 36 "..\..\MainWindow.xaml"
this.TrajectoriesLayer.MouseLeftButtonUp += new ESRI.ArcGIS.Client.GraphicsLayer.MouseButtonEventHandler(this.FeatureLayer_MouseLeftButtonUp);
#line default
#line hidden
return;
case 4:
this.ResponseTextBlock = ((System.Windows.Controls.TextBox)(target));
return;
case 5:
this.DeleteScenarioButton = ((System.Windows.Controls.Button)(target));
#line 43 "..\..\MainWindow.xaml"
this.DeleteScenarioButton.Click += new System.Windows.RoutedEventHandler(this.DeleteScenarioButton_Click);
#line default
#line hidden
return;
}
this._contentLoaded = true;
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target)
{
switch (connectionId)
{
case 1:
this.MyDataGrid = ((ESRI.ArcGIS.Client.Toolkit.FeatureDataGrid)(target));
return;
case 2:
this.MyMap = ((ESRI.ArcGIS.Client.Map)(target));
return;
case 3:
this.ResponseTextBlock = ((System.Windows.Controls.TextBox)(target));
return;
case 4:
this.urlText = ((System.Windows.Controls.TextBox)(target));
return;
case 5:
this.RefreshScenarioButton = ((System.Windows.Controls.Button)(target));
#line 45 "..\..\MainWindow.xaml"
this.RefreshScenarioButton.Click += new System.Windows.RoutedEventHandler(this.RefreshScenarioButton_Click);
#line default
#line hidden
return;
case 6:
this.DeleteScenarioButton = ((System.Windows.Controls.Button)(target));
#line 46 "..\..\MainWindow.xaml"
this.DeleteScenarioButton.Click += new System.Windows.RoutedEventHandler(this.DeleteScenarioButton_Click);
#line default
#line hidden
return;
}
this._contentLoaded = true;
}
private void AddColumnsToFeatureDataGrid(FeatureDataGrid fdg)
{
fdg.Columns.Add(new DataGridTextColumn() { Header = "Attribute1",
Binding = new Binding("Attribute1") });
fdg.Columns.Add(new DataGridTextColumn() { Header = "Attribute2",
Binding = new Binding("Attribute2") });
fdg.Columns.Add(new DataGridTextColumn() { Header = "Attribute3",
Binding = new Binding("Attribute3") });
fdg.Columns.Add(new DataGridTextColumn() { Header = "Attribute4",
Binding = new Binding("Attribute4") });
fdg.Columns.Add(new DataGridTextColumn() { Header = "Attribute5",
Binding = new Binding("Attribute5") });
fdg.Columns.Add(new DataGridTextColumn() { Header = "Attribute6",
Binding = new Binding("Attribute6") });
fdg.Columns.Add(new DataGridTextColumn() { Header = "Attribute7",
Binding = new Binding("Attribute7") });
fdg.Columns.Add(new DataGridTextColumn() { Header = "Attribute8",
Binding = new Binding("Attribute8") });
fdg.Columns.Add(new DataGridTextColumn() { Header = "Attribute9",
Binding = new Binding("Attribute9") });
fdg.Columns.Add(new DataGridTextColumn() { Header = "Attribute10",
Binding = new Binding("Attribute10") });
}