private void SetTreeViewItemVisibility()
 {
     if (ShowLayersVisibleAtScale)
     {
         bool isNodeVisible = IsInScaleRange == true;
         if (isNodeVisible)
         {
             LayerItemViewModel mod = this.DataContext as LayerItemViewModel;
             if (mod != null && mod.LayerItems != null)
             {
                 LayerItemViewModel child = mod.LayerItems.FirstOrDefault(lm => lm.IsInScaleRange);
                 if (child == null)
                 {
                     isNodeVisible = false;
                 }
             }
         }
         //hide the node if not visible at current extent
         TreeViewItem item = ControlTreeHelper.FindAncestorOfType <TreeViewItem>(this);
         if (item != null)
         {
             item.Visibility = isNodeVisible ? Visibility.Visible : Visibility.Collapsed;
             if (item.Visibility == Visibility.Visible)
             {
                 EnsureAncestorsVisible(item);
             }
         }
     }
 }
        private void EnsureAncestorsVisible(TreeViewItem item)
        {
            TreeViewItem parent = ControlTreeHelper.FindAncestorOfType <TreeViewItem>(item);

            if (parent != null)
            {
                if (parent.Visibility != Visibility.Visible)
                {
                    parent.Visibility = Visibility.Visible;
                }
                EnsureAncestorsVisible(parent);
            }
        }
        internal void EnableRenameForLayer(Layer layer)
        {
            if (!Configuration.AllowLayerSelection)
            {
                return;
            }

            if (layer == null)
            {
                return;
            }

            if (_legend != null)
            {
                try
                {
                    List <TreeViewItemExtended> treeViewItems = ControlTreeHelper.FindChildrenOfType <TreeViewItemExtended>(_legend, 1);
                    if (treeViewItems != null)
                    {
                        foreach (TreeViewItemExtended item in treeViewItems)
                        {
                            LayerItemViewModel model = item.DataContext as LayerItemViewModel;
                            if (model != null && layer == model.Layer)
                            {
                                StackPanel panel = ControlTreeHelper.FindChildOfType <StackPanel>(item, 6);
                                if (panel != null && panel.Name == "layerStackPanel")
                                {
                                    panel.SetValue(CoreExtensions.IsEditProperty, true);
                                }

                                return;
                            }
                        }
                    }
                }
                catch { }
            }
        }
        void AssociatedObject_Checked(object sender, RoutedEventArgs e)
        {
            LayerInfo layerInfo = AssociatedObject.DataContext as LayerInfo;

            if (layerInfo != null && layerInfo.Layer != null && !string.IsNullOrWhiteSpace(layerInfo.Layer.ID))
            {
                MapContentsConfigControl parentConfigControl = ControlTreeHelper.FindAncestorOfType <MapContentsConfigControl>(AssociatedObject);
                if (parentConfigControl != null)
                {
                    MapContentsConfiguration conf = parentConfigControl.DataContext as MapContentsConfiguration;
                    if (conf != null)
                    {
                        List <string> excludedLayers = conf.ExcludedLayerIds == null ? null : conf.ExcludedLayerIds.ToList <string>();
                        if (AssociatedObject.IsChecked == true)
                        {
                            if (excludedLayers == null)
                            {
                                conf.ExcludedLayerIds = new string[] { layerInfo.Layer.ID };
                            }
                            else if (!excludedLayers.Contains(layerInfo.Layer.ID))
                            {
                                excludedLayers.Add(layerInfo.Layer.ID);
                                conf.ExcludedLayerIds = excludedLayers.ToArray();
                            }
                        }
                        else
                        {
                            if (excludedLayers != null)
                            {
                                excludedLayers.Remove(layerInfo.Layer.ID);
                                conf.ExcludedLayerIds = excludedLayers.ToArray();
                            }
                        }
                    }
                }
            }
        }
Exemple #5
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        void AssociatedObject_MouseRightButtonUp(object sender, MouseButtonEventArgs e)
        {
            MapContents cont = ControlTreeHelper.FindAncestorOfType <MapContents>(AssociatedObject);

            if (cont == null)
            {
                return;
            }

            MapContentsConfiguration conf = cont.DataContext as MapContentsConfiguration;

            if (conf == null)
            {
                return;
            }

            if (ToolPanels.Current != null && !string.IsNullOrWhiteSpace(conf.ContextMenuToolPanelName))
            {
                _toolPanel = ToolPanels.Current[conf.ContextMenuToolPanelName];
            }

            if (_toolPanel == null)
            {
                return;
            }

            _contextMenu = new ContextMenu();
            if (ContextMenuStyle != null)
            {
                _contextMenu.Style = ContextMenuStyle;
            }

            // Bind background and foreground properties to context menu
            Binding b = new Binding("ContextMenuBackground")
            {
                Source = this
            };

            _contextMenu.SetBinding(ContextMenu.BackgroundProperty, b);

            b = new Binding("ContextMenuForeground")
            {
                Source = this
            };
            _contextMenu.SetBinding(ContextMenu.ForegroundProperty, b);

            // set the control to the current culture settings (LTR/RTL)
            RTLHelper helper = System.Windows.Application.Current.Resources["RTLHelper"] as RTLHelper;

            Debug.Assert(helper != null);
            if (helper != null)
            {
                _contextMenu.FlowDirection = helper.FlowDirection;
            }

            foreach (FrameworkElement button in _toolPanel.ToolPanelItems)
            {
                System.Windows.Controls.Primitives.ButtonBase btnBase = button as System.Windows.Controls.Primitives.ButtonBase;
                if (btnBase != null)
                {
                    MenuItem          item = new MenuItem();
                    ButtonDisplayInfo info = btnBase.DataContext as ButtonDisplayInfo;
                    if (info != null)
                    {
                        item.Header = info.Label;
                        if (!string.IsNullOrEmpty(info.Icon))
                        {
                            Image   image   = new Image();
                            Binding binding = new Binding("Icon")
                            {
                                Converter = _urlResolver
                            };
                            image.SetBinding(Image.SourceProperty, binding);
                            image.DataContext = info;
                            item.Icon         = image;
                        }
                        item.Command = btnBase.Command;
                        _contextMenu.Items.Add(item);
                    }
                }
                else
                {
                    _contextMenu.Items.Add(new Separator());
                }
            }

            Point point = e.GetPosition(null);

            if (point != null)
            {
                _contextMenu.HorizontalOffset = point.X;
                _contextMenu.VerticalOffset   = point.Y;
            }

            LayerItemViewModel layerViewModel = AssociatedObject.DataContext as LayerItemViewModel;

            if (layerViewModel != null && layerViewModel.Layer != null)
            {
                if (!CoreExtensions.GetIsSelected(layerViewModel.Layer))
                {
                    SetSelectedLayer(layerViewModel.Layer);
                }
            }
            if (_contextMenu.Items.Count > 0)
            {
                _contextMenu.IsOpen = true;

                if (_contextMenu.FlowDirection == FlowDirection.RightToLeft)
                {
                    // Now that the popup is open, we can update the layout measurements so that
                    // the ActualWidth is available.
                    _contextMenu.UpdateLayout();
                    _contextMenu.HorizontalOffset -= _contextMenu.ActualWidth;
                }
            }
        }