public override AccessibleObject HitTest(int x, int y)
{
BaseListViewVisualItem elementAtPoint = this.ListView.ElementTree.GetElementAtPoint(this.ListView.PointToClient(new Point(x, y))) as BaseListViewVisualItem;
if (elementAtPoint != null)
{
return((AccessibleObject) new ListViewDataItemAccessibleObject(elementAtPoint.Data));
}
return((AccessibleObject)null);
}
protected override void HandleItemDrop(
BaseListViewVisualItem draggedItem,
DraggableLayoutControlItem target)
{
base.HandleItemDrop(draggedItem, target);
if (draggedItem.Data != null && draggedItem.Data.Group == this.HiddenItemsGroup && !(draggedItem.Data.Tag is LayoutControlItemBase))
{
return;
}
(this.cardViewElement.ViewElement as CardListViewElement)?.UpdateItemsLayout();
}
protected override void InitializeEditor(
BaseListViewVisualItem visualItem,
ISupportInitialize initializable,
IInputEditor editor)
{
this.ActiveEditor.Initialize((object)visualItem, this.SelectedItem[this.CurrentColumn]);
initializable?.EndInit();
this.OnEditorInitialized(new ListViewItemEditorInitializedEventArgs(visualItem, (IValueEditor)editor));
this.ActiveEditor.BeginEdit();
this.cachedOldValue = this.SelectedItem[this.CurrentColumn];
}
protected override void OnLostFocus()
{
base.OnLostFocus();
BaseListViewVisualItem ownerElement = this.OwnerElement as BaseListViewVisualItem;
if (ownerElement == null || !ownerElement.IsInValidState(true) || (ownerElement.ElementTree.Control.Focused || ownerElement.ElementTree.Control.ContainsFocus))
{
return;
}
ownerElement.Data.Owner.EndEdit();
}
protected override void OnLostFocus()
{
BaseListViewVisualItem visualItem = this.OwnerElement as BaseListViewVisualItem;
if (visualItem != null &&
visualItem.IsInValidState(true) &&
!visualItem.ElementTree.Control.Focused &&
!visualItem.ElementTree.Control.ContainsFocus)
{
visualItem.Data.Owner.EndEdit();
}
}
public override void OnLostFocus()
{
BaseListViewVisualItem itemElement = this.OwnerElement as BaseListViewVisualItem;
if (itemElement != null &&
itemElement.IsInValidState(true) &&
!itemElement.ElementTree.Control.Focused &&
!itemElement.ElementTree.Control.ContainsFocus)
{
itemElement.Data.Owner.EndEdit();
}
}
public override void OnValueChanged()
{
base.OnValueChanged();
if (!((BaseDropDownListEditorElement)this.EditorElement).IsPopupOpen)
{
BaseListViewVisualItem itemElement = this.OwnerElement as BaseListViewVisualItem;
if (itemElement != null && itemElement.Data.Owner != null && itemElement.Data.Owner.IsEditing)
{
itemElement.Data.Owner.EndEdit();
}
}
}
protected override void EnsureItemVisibleVerticalCore(ListViewDataItem item)
{
if (this.Orientation == Orientation.Horizontal)
{
this.EnsureItemVisibleHorizontal(item);
}
else
{
int val1 = 0;
BaseListViewVisualItem element1 = this.GetElement(item);
if (element1 == null)
{
this.Scroller.ScrollToItem(item);
this.Scroller.Scrollbar.PerformLargeDecrement(1);
this.ViewElement.UpdateLayout();
element1 = this.GetElement(item);
}
if (element1 != null)
{
if (element1.ControlBoundingRectangle.Bottom <= this.ViewElement.ControlBoundingRectangle.Bottom)
{
return;
}
this.EnsureItemVisible(item);
}
else
{
ListViewTraverser enumerator = (ListViewTraverser)this.Scroller.Traverser.GetEnumerator();
while (enumerator.MoveNext())
{
val1 = Math.Max(val1, (int)this.ViewElement.ElementProvider.GetElementSize(enumerator.Current).Height + this.ItemSpacing);
if (enumerator.Current.IsLastInRow)
{
this.SetScrollValue(this.VScrollBar, this.VScrollBar.Value + val1);
val1 = 0;
this.UpdateLayout();
BaseListViewVisualItem element2 = this.GetElement(item);
if (element2 != null)
{
if (element2.ControlBoundingRectangle.Bottom <= this.ViewElement.ControlBoundingRectangle.Bottom)
{
break;
}
this.EnsureItemVisible(item);
break;
}
}
}
}
}
}
protected override bool IsDropTargetValid(ISupportDrop dropTarget)
{
BaseListViewVisualItem listViewVisualItem = dropTarget as BaseListViewVisualItem;
if (listViewVisualItem != null)
{
return(listViewVisualItem.Data != this.draggedItem);
}
if (dropTarget is BaseListViewElement)
{
return(true);
}
return(base.IsDropTargetValid(dropTarget));
}
public override Size GetDragHintSize(ISupportDrop target)
{
BaseListViewVisualItem listViewVisualItem = target as BaseListViewVisualItem;
if (listViewVisualItem == null || this.DragHint == null)
{
return(Size.Empty);
}
if (this.Orientation == Orientation.Horizontal)
{
return(new Size(listViewVisualItem.Size.Width, this.DragHint.Image.Size.Height));
}
return(new Size(this.DragHint.Image.Size.Width, listViewVisualItem.Size.Height));
}
public override void OnValueChanged()
{
base.OnValueChanged();
if (((PopupEditorBaseElement)this.EditorElement).IsPopupOpen)
{
return;
}
BaseListViewVisualItem ownerElement = this.OwnerElement as BaseListViewVisualItem;
if (ownerElement == null || ownerElement.Data.Owner == null || !ownerElement.Data.Owner.IsEditing)
{
return;
}
ownerElement.Data.Owner.EndEdit();
}
protected virtual System.Type GetDragContext(ISupportDrag dragInstance)
{
BaseListViewVisualItem listViewVisualItem = dragInstance as BaseListViewVisualItem;
if (listViewVisualItem == null)
{
return((System.Type)null);
}
if ((object)(listViewVisualItem.Data.Tag as System.Type) != null)
{
return((System.Type)listViewVisualItem.Data.Tag);
}
if (listViewVisualItem.Data.Tag != null)
{
return(listViewVisualItem.Data.Tag.GetType());
}
return((System.Type)null);
}
protected override void EnsureItemVisibleVertical(ListViewDataItem item)
{
if (this.Orientation == Orientation.Vertical)
{
base.EnsureItemVisibleVertical(item);
}
else
{
if (item == null)
{
return;
}
BaseListViewVisualItem element = this.GetElement(item);
if (element == null)
{
this.UpdateLayout();
if (this.ViewElement.Children.Count <= 0)
{
return;
}
if (this.GetItemIndex(item) <= this.GetItemIndex(((BaseListViewVisualItem)this.ViewElement.Children[0]).Data))
{
this.Scroller.ScrollToItem(item, false);
}
else
{
this.EnsureItemVisibleVerticalCore(item);
}
}
else if (element.ControlBoundingRectangle.Right > this.ViewElement.ControlBoundingRectangle.Right)
{
this.SetScrollValue(this.HScrollBar, this.HScrollBar.Value + (element.ControlBoundingRectangle.Right - this.ViewElement.ControlBoundingRectangle.Right));
}
else
{
if (element.ControlBoundingRectangle.Left >= this.ViewElement.ControlBoundingRectangle.Left)
{
return;
}
this.SetScrollValue(this.HScrollBar, this.HScrollBar.Value - (this.ViewElement.ControlBoundingRectangle.Left - element.ControlBoundingRectangle.Left));
}
}
}
protected override void OnKeyDown(KeyEventArgs e)
{
BaseListViewVisualItem ownerElement = this.OwnerElement as BaseListViewVisualItem;
if (ownerElement == null)
{
return;
}
switch (e.KeyCode)
{
case Keys.Return:
if (e.Modifiers == Keys.Shift)
{
break;
}
ownerElement.Data.Owner.EndEdit();
break;
case Keys.Escape:
ownerElement.Data.Owner.CancelEdit();
break;
case Keys.Up:
if (this.Multiline && (this.selectionLength != 0 || !this.isAtFirstLine))
{
break;
}
ownerElement.Data.Owner.EndEdit();
ownerElement.Data.Owner.ProcessKeyDown(e);
break;
case Keys.Down:
if (this.Multiline && (this.selectionLength != 0 || !this.isAtLastLine))
{
break;
}
ownerElement.Data.Owner.EndEdit();
ownerElement.Data.Owner.ProcessKeyDown(e);
break;
}
}
protected virtual LayoutControlItemBase CreateNewItem(
BaseListViewVisualItem draggedItem)
{
LayoutControlItemBase layoutControlItemBase = (LayoutControlItemBase)null;
if (draggedItem.Data == this.groupItem)
{
LayoutControlGroupItem controlGroupItem = new LayoutControlGroupItem();
controlGroupItem.Text = this.GetString("NewGroupDefaultText");
layoutControlItemBase = (LayoutControlItemBase)controlGroupItem;
}
else if (draggedItem.Data == this.separatorItem)
{
layoutControlItemBase = (LayoutControlItemBase) new LayoutControlSeparatorItem();
}
else if (draggedItem.Data == this.splitterItem)
{
layoutControlItemBase = (LayoutControlItemBase) new LayoutControlSplitterItem();
}
else if (draggedItem.Data == this.labelItem)
{
LayoutControlLabelItem controlLabelItem = new LayoutControlLabelItem();
controlLabelItem.Text = this.GetString("NewLabelDefaultText");
layoutControlItemBase = (LayoutControlItemBase)controlLabelItem;
}
else if (draggedItem.Data == this.emptySpaceItem)
{
LayoutControlLabelItem controlLabelItem = new LayoutControlLabelItem();
controlLabelItem.DrawText = false;
layoutControlItemBase = (LayoutControlItemBase)controlLabelItem;
}
else if (draggedItem.Data == this.tabbedGroupItem)
{
layoutControlItemBase = (LayoutControlItemBase) new LayoutControlTabbedGroup();
}
if (layoutControlItemBase != null)
{
layoutControlItemBase.AllowDelete = true;
}
return(layoutControlItemBase);
}
public override Point GetDragHintLocation(
BaseListViewVisualItem visualItem,
Point mouseLocation)
{
if (this.Orientation == Orientation.Horizontal)
{
return(base.GetDragHintLocation(visualItem, mouseLocation));
}
Rectangle screen = visualItem.ElementTree.Control.RectangleToScreen(visualItem.ControlBoundingRectangle);
Padding empty = Padding.Empty;
RadImageShape dragHint = this.DragHint;
if (dragHint == null)
{
return(Point.Empty);
}
int width = dragHint.Image.Size.Width;
Padding margins = dragHint.Margins;
return(new Point((mouseLocation.X <= visualItem.Size.Width / 2 ? screen.X : screen.Right) - width / 2, screen.Y - margins.Top));
}
protected virtual void OnDragServiceDragDrop(object sender, RadDropEventArgs e)
{
e.Handled = true;
this.layoutControl.DragOverlay.SetPreviewRectangle(Rectangle.Empty);
DraggableLayoutControlItem hitTarget1 = e.HitTarget as DraggableLayoutControlItem;
DraggableLayoutControlOverlayElement hitTarget2 = e.HitTarget as DraggableLayoutControlOverlayElement;
BaseListViewVisualItem dragInstance = e.DragInstance as BaseListViewVisualItem;
if (hitTarget2 != null)
{
this.HandleDropOnEmptyContainer(hitTarget2, dragInstance);
}
else
{
if (hitTarget1 == null)
{
return;
}
this.HandleItemDrop(dragInstance, hitTarget1);
}
}
protected override void OnKeyDown(KeyEventArgs e)
{
BaseDropDownListEditorElement editorElement = this.EditorElement as BaseDropDownListEditorElement;
this.selectionStart = editorElement.SelectionStart;
BaseListViewVisualItem ownerElement = this.OwnerElement as BaseListViewVisualItem;
if (ownerElement == null)
{
return;
}
if (e.KeyCode == Keys.Return && e.Modifiers != Keys.Control)
{
ownerElement.Data.Owner.EndEdit();
}
else if (e.KeyCode == Keys.Escape)
{
ownerElement.Data.Owner.CancelEdit();
e.Handled = true;
}
else if (e.KeyCode == Keys.Left || e.KeyCode == Keys.Right)
{
if (editorElement.DropDownStyle != RadDropDownStyle.DropDownList)
{
return;
}
e.Handled = true;
}
else
{
if (e.KeyCode != Keys.Down || e.Modifiers != Keys.Alt)
{
return;
}
((PopupEditorBaseElement)this.EditorElement).ShowPopup();
e.Handled = true;
}
}
protected virtual void HandleDropOnEmptyContainer(
DraggableLayoutControlOverlayElement overlayElement,
BaseListViewVisualItem draggedItem)
{
LayoutControlDraggableOverlay control = overlayElement.ElementTree.Control as LayoutControlDraggableOverlay;
LayoutControlItemBase layoutControlItemBase;
if (draggedItem.Data.Group == this.hiddenItemsGroup)
{
LayoutControlItemBase tag = draggedItem.Data.Tag as LayoutControlItemBase;
if (tag == null)
{
return;
}
this.layoutControl.HiddenItems.Remove((RadItem)tag);
layoutControlItemBase = tag;
}
else
{
layoutControlItemBase = this.CreateNewItem(draggedItem);
}
control.Owner.Items.Add((RadItem)layoutControlItemBase);
control.Owner.ContainerElement.RebuildLayoutTree();
}
protected virtual SizeF ArrangeUngroupedHorizontal(SizeF finalSize)
{
float x = this.clientRect.X + this.ScrollOffset.Width;
float y = this.clientRect.Y;
float val1_1 = 0.0f;
float val1_2 = 0.0f;
foreach (RadElement child in this.Children)
{
BaseListViewVisualItem listViewVisualItem = child as BaseListViewVisualItem;
if (listViewVisualItem != null && listViewVisualItem.Data != null)
{
Size size = this.ElementProvider.GetElementSize(listViewVisualItem.Data).ToSize();
if ((double)y + (double)size.Height > (double)this.clientRect.Bottom && (double)y != (double)this.clientRect.Y)
{
y = this.clientRect.Y;
x += val1_2 + (float)this.ItemSpacing;
val1_2 = (float)size.Width;
}
val1_1 = Math.Max(val1_1, (float)size.Height);
val1_2 = Math.Max(val1_2, (float)size.Width);
if ((double)x == (double)this.clientRect.X && this.Grouped && (this.owner.Owner.Groups.Count > 0 && !this.owner.Owner.FullRowSelect))
{
x += (float)this.owner.Owner.GroupIndent;
}
RectangleF rectangleF = new RectangleF(new PointF(x, y), (SizeF)size);
if (this.RightToLeft)
{
rectangleF = LayoutUtils.RTLTranslateNonRelative(rectangleF, this.clientRect);
}
child.Arrange(rectangleF);
y += (float)(size.Height + this.ItemSpacing);
}
}
return(finalSize);
}
public ListViewVisualItemCancelEventArgs(BaseListViewVisualItem visualItem, bool cancel)
: base(cancel)
{
this.visualItem = visualItem;
}
public ListViewVisualItemCancelEventArgs(BaseListViewVisualItem visualItem)
{
this.visualItem = visualItem;
}
public ListViewItemEditedEventArgs(BaseListViewVisualItem visualItem, IValueEditor editor, bool canceled) : base(visualItem)
{
this.editor = editor;
this.canceled = canceled;
}
protected virtual void HandleDragDrop(RadDropEventArgs e)
{
RadElement hitTarget1 = e.HitTarget as RadElement;
BaseListViewVisualItem targetElement = e.HitTarget as BaseListViewVisualItem;
BaseListViewElement hitTarget2 = e.HitTarget as BaseListViewElement;
if (hitTarget1 != null)
{
targetElement = this.owner.ViewElement.GetVisualItemAt(hitTarget1.PointToControl(e.DropLocation));
}
ListViewDataItem listViewDataItem = targetElement?.Data;
bool flag = false;
if (listViewDataItem != null)
{
listViewDataItem.Owner.ListSource.BeginUpdate();
if (this.owner.ViewElement.ShouldDropAfter(targetElement, e.DropLocation))
{
ITraverser <ListViewDataItem> enumerator = this.owner.ViewElement.Scroller.Traverser.GetEnumerator() as ITraverser <ListViewDataItem>;
enumerator.Position = (object)listViewDataItem;
flag = !enumerator.MoveNext();
listViewDataItem = enumerator.Current;
}
int newIndex = this.owner.ListSource.IndexOf(listViewDataItem);
if (this.draggedItems != null)
{
foreach (ListViewDataItem draggedItem in this.draggedItems)
{
int oldIndex = this.owner.ListSource.IndexOf(draggedItem);
this.owner.ListSource.Move(oldIndex, newIndex);
if (oldIndex > newIndex)
{
++newIndex;
}
}
}
else if (this.draggedItem != null)
{
int num1 = this.owner.ListSource.IndexOf(this.draggedItem);
if (flag)
{
int num2 = this.owner.ListSource.Count - 1;
}
else if (num1 < newIndex)
{
--newIndex;
}
this.owner.ListSource.Move(this.owner.ListSource.IndexOf(this.draggedItem), newIndex);
}
listViewDataItem.Owner.ListSource.EndUpdate();
listViewDataItem.Owner.ViewElement.Scroller.UpdateScrollValue();
}
else
{
if (hitTarget2 == null)
{
return;
}
hitTarget2.Owner.ListSource.BeginUpdate();
if (this.draggedItems != null)
{
foreach (ListViewDataItem draggedItem in this.draggedItems)
{
hitTarget2.Owner.ListSource.Move(this.owner.ListSource.IndexOf(draggedItem), this.owner.ListSource.Count - 1);
}
}
else if (this.draggedItem != null)
{
hitTarget2.Owner.ListSource.Move(this.owner.ListSource.IndexOf(this.draggedItem), this.owner.ListSource.Count - 1);
}
hitTarget2.Owner.ListSource.EndUpdate();
hitTarget2.Owner.ViewElement.Scroller.UpdateScrollValue();
}
}
protected virtual void HandleDropBetweenListViews(RadDropEventArgs e)
{
RadElement hitTarget = e.HitTarget as RadElement;
BaseListViewVisualItem listViewVisualItem = e.HitTarget as BaseListViewVisualItem;
BaseListViewElement baseListViewElement = e.HitTarget as BaseListViewElement;
if (listViewVisualItem != null && baseListViewElement == null)
{
baseListViewElement = listViewVisualItem.Data.Owner.ViewElement;
}
ListViewDataItem data;
if (hitTarget != null)
{
Point control = hitTarget.PointToControl(e.DropLocation);
if (listViewVisualItem == null)
{
listViewVisualItem = baseListViewElement.GetVisualItemAt(control);
}
data = listViewVisualItem?.Data;
}
else
{
data = listViewVisualItem?.Data;
}
if (data != null)
{
data.Owner.ListSource.BeginUpdate();
int index = data.Owner.ListSource.IndexOf(data);
if (e.DropLocation.Y > listViewVisualItem.Size.Height / 2)
{
++index;
}
if (this.draggedItems != null)
{
foreach (ListViewDataItem draggedItem in this.draggedItems)
{
this.owner.ListSource.Remove(draggedItem);
data.Owner.ListSource.Insert(index, draggedItem);
++index;
}
}
else if (this.draggedItem != null)
{
this.owner.ListSource.Remove(this.draggedItem);
data.Owner.ListSource.Insert(index, this.draggedItem);
}
data.Owner.ListSource.EndUpdate();
data.Owner.ViewElement.Scroller.UpdateScrollValue();
}
else
{
if (baseListViewElement == null)
{
return;
}
baseListViewElement.Owner.ListSource.BeginUpdate();
if (this.draggedItems != null)
{
foreach (ListViewDataItem draggedItem in this.draggedItems)
{
this.owner.ListSource.Remove(draggedItem);
baseListViewElement.Owner.ListSource.Add(draggedItem);
}
}
else if (this.draggedItem != null)
{
this.owner.ListSource.Remove(this.draggedItem);
baseListViewElement.Owner.ListSource.Add(this.draggedItem);
}
baseListViewElement.Owner.ListSource.EndUpdate();
baseListViewElement.Owner.ViewElement.Scroller.UpdateScrollValue();
}
}
public ListViewVisualItemCreatingEventArgs(BaseListViewVisualItem visualItem, ListViewType viewType)
{
this.visualItem = visualItem;
this.listViewType = viewType;
}
public ListViewItemEditorInitializedEventArgs(BaseListViewVisualItem visualItem, IValueEditor editor) : base(visualItem)
{
this.editor = editor;
}
public ListViewVisualItemEventArgs(BaseListViewVisualItem item)
{
this.item = item;
}
protected override System.Drawing.SizeF ArrangeOverride(System.Drawing.SizeF finalSize)
{
RectangleF clientRect = new RectangleF(Padding.Left, Padding.Top,
finalSize.Width - Padding.Horizontal, finalSize.Height - Padding.Vertical);
float x = clientRect.X, y = clientRect.Y;
if (this.Orientation == System.Windows.Forms.Orientation.Vertical)
{
y += this.ScrollOffset.Height;
}
else
{
x += this.ScrollOffset.Width;
}
float maxHeight = 0;
float maxWidth = 0;
foreach (RadElement element in this.Children)
{
BaseListViewVisualItem visualItem = element as BaseListViewVisualItem;
if (visualItem == null || visualItem.Data == null)
{
continue;
}
Size iconSize = this.ElementProvider.GetElementSize(visualItem.Data).ToSize();
maxHeight = Math.Max(maxHeight, iconSize.Height);
maxWidth = Math.Max(maxWidth, iconSize.Width);
if (element is BaseListViewGroupVisualItem)
{
if (x != clientRect.X)
{
x = clientRect.X;
y += maxHeight;
maxHeight = iconSize.Height;
}
element.Arrange(new RectangleF(new PointF(x, y), iconSize));
x = clientRect.X;
y += iconSize.Height + this.ItemSpacing;
}
else
{
if (x + iconSize.Width > clientRect.Right && this.Orientation == Orientation.Vertical)
{
x = clientRect.X;
y += maxHeight + this.ItemSpacing;
maxHeight = iconSize.Height;
}
else if (y + iconSize.Height > clientRect.Bottom && this.Orientation == Orientation.Horizontal)
{
y = clientRect.Y;
x += maxWidth + this.ItemSpacing;
maxWidth = iconSize.Width;
}
if (x == clientRect.X &&
this.owner.Owner.ShowGroups &&
(this.owner.Owner.EnableCustomGrouping || this.owner.Owner.EnableGrouping) &&
(this.owner.Owner.Groups.Count > 0) &&
!this.owner.Owner.FullRowSelect)
{
x += this.owner.Owner.GroupIndent;
}
element.Arrange(new RectangleF(new PointF(x, y), iconSize));
if (this.Orientation == Orientation.Vertical)
{
x += iconSize.Width + this.ItemSpacing;
}
else
{
y += iconSize.Height + this.ItemSpacing;
}
}
}
return(finalSize);
}
public ListViewItemValidatingEventArgs(BaseListViewVisualItem visualItem, object oldValue, object newValue)
: base(visualItem.Data)
{
this.oldValue = oldValue;
this.newValue = newValue;
}
