[Overview][Constants][Types][Classes][Procedures and functions][Index] |
[Properties (by Name)] [Methods (by Name)] [Events (by Name)]
TTreeView is a control that displays a hierarchical list of items
Source position: comctrls.pp line 3616
type TTreeView = class(TCustomTreeView) end; |
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published |
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Specifies the placement of the control inside its Parent. |
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The set of anchor definitions for this control. |
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property AutoExpand: Boolean; |
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property BorderSpacing: TControlBorderSpacing; |
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Determines the inner and outer border spacing for this control. |
property BackgroundColor: TColor; |
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property BorderStyle: TBorderStyle; |
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Allows to show a border (line) around the control, |
property BorderWidth: TBorderWidth; |
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Width of the Border around the control; default is zero. |
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The background color of the control. |
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property Constraints: TSizeConstraints; |
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The minimal and maximal Width and Height of this control. |
property DefaultItemHeight: Integer; |
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The operation when the control is dragged - Drag or Dock. |
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property DragCursor: TCursor; |
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The cursor shape shown while the control is dragged. |
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Allows the user to drag the control. |
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property Enabled: Boolean; |
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Determines whether the control reacts on mouse or keyboard input. |
property ExpandSignColor: TColor; |
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property ExpandSignSize: Integer; |
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property ExpandSignType: TTreeViewExpandSignType; |
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The font to be used for text display in this control. |
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property HideSelection: Boolean; |
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property HotTrack: Boolean; |
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property Images: TCustomImageList; |
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property Indent: Integer; |
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property MultiSelect: Boolean; |
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property MultiSelectStyle: TMultiSelectStyle; |
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property ParentColor: Boolean; |
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If true, the Color of the control will be the same as the one from the Parent. Default is true. |
property ParentFont: Boolean; |
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If true, the Font of the control will be the same as the one from the Parent. Default is true. |
property ParentShowHint: Boolean; |
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If true, the value of ShowHint for the control will be the same as the one from the Parent. Default is true. |
property PopupMenu: TPopupMenu; |
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A context-sensitive menu that pops up when the right mouse button is clicked over this control |
property ReadOnly: Boolean; |
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property RightClickSelect: Boolean; |
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property RowSelect: Boolean; |
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property ScrollBars: TScrollStyle; |
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property SelectionColor: TColor; |
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property SelectionFontColor: TColor; |
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property SelectionFontColorUsed: Boolean; |
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property SeparatorColor: TColor; |
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property ShowButtons: Boolean; |
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property ShowHint: Boolean; |
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Enables the Hint display. |
property ShowLines: Boolean; |
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property ShowRoot: Boolean; |
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property StateImages: TCustomImageList; |
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Determines the sequence of controls, reachable when the user presses the Tab key. |
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property TabStop: Boolean; |
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Allows the user to navigate to this control, by pressing the Tab key. |
property Tag; |
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property ToolTips: Boolean; |
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property Visible: Boolean; |
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Allows to show or hide the control, and all of its children. |
property OnAddition: TTVExpandedEvent; |
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property OnAdvancedCustomDraw: TTVAdvancedCustomDrawEvent; |
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OnAdvancedCustomDraw - event handler for advanced custom drawing |
property OnAdvancedCustomDrawItem: TTVAdvancedCustomDrawItemEvent; |
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OnAdvancedCustomDrawItem - event handleer for advanced custom drawing item |
property OnChange: TTVChangedEvent; |
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OnChange - specialised event handler for a change in the TreeView |
property OnChanging: TTVChangingEvent; |
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OnChanging - specialised event handler while TreeView is being changed |
property OnClick: TNotifyEvent; |
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Notification handler for mouse clicks. |
property OnCollapsed: TTVExpandedEvent; |
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OnCollapsed - specialised event handler when part of the tree is collapsed |
property OnCollapsing: TTVCollapsingEvent; |
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OnCollapsing - specialised event handler while part of the tree is being collapsed |
property OnCompare: TTVCompareEvent; |
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OnCompare - specialised event handler for comparisons within the TreeView |
property OnContextPopup: TContextPopupEvent; |
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Invoked when a context-sensitive pop-up menu is requested. |
property OnCreateNodeClass: TTVCreateNodeClassEvent; |
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property OnCustomCreateItem: TTVCustomCreateNodeEvent; |
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OnCustomCreateItem - event handler for custom item creation |
property OnCustomDraw: TTVCustomDrawEvent; |
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OnCustomDraw - event handler for custom drawing |
property OnCustomDrawItem: TTVCustomDrawItemEvent; |
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OnCustomDrawItem - event handler for custom drawing item |
property OnCustomDrawArrow: TTVCustomDrawArrowEvent; |
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property OnDblClick: TNotifyEvent; |
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Event Handler for double mouse clicks. |
property OnDeletion: TTVExpandedEvent; |
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OnDeletion - specialised event handler for deletion of node(s) from the tree |
property OnDragDrop: TDragDropEvent; |
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This handler determines the action on an drop onto this control, in a drag-drop operation. |
property OnDragOver: TDragOverEvent; |
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Event handler for a control being dragged over this control. |
property OnEdited: TTVEditedEvent; |
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OnEdited - specialised event handler when the TreeView has been edited |
property OnEditing: TTVEditingEvent; |
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OnEditing - event handler during the editing process |
property OnEditingEnd: TTVEditingEndEvent; |
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property OnEndDrag: TEndDragEvent; |
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Notification handler for the end of a dragging operation. |
property OnEnter: TNotifyEvent; |
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Handler for control receiving the focus. |
property OnExit: TNotifyEvent; |
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Handler for control loosing the focus. This is a good place for checking the finished user input. |
property OnExpanded: TTVExpandedEvent; |
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OnExpanded - specialised event handler when a TreeView has been expanded |
property OnExpanding: TTVExpandingEvent; |
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OnExpanding - specialised event handler while a TreeView is being expanded |
property OnGetImageIndex: TTVExpandedEvent; |
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OnGetImageIndex - event handler for finding the index of an image |
property OnGetSelectedIndex: TTVExpandedEvent; |
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OnGetSelectedIndex - event handler for finding index of selected item |
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Handler for keyboard key pressed. |
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property OnKeyPress: TKeyPressEvent; |
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Handler for a character entered by the user. |
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Handler for keyboard key released. |
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property OnMouseDown: TMouseEvent; |
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Event handler for mouse button going down. |
property OnMouseEnter: TNotifyEvent; |
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property OnMouseLeave: TNotifyEvent; |
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property OnMouseMove: TMouseMoveEvent; |
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Event handler for mouse movement within the control. |
property OnMouseUp: TMouseEvent; |
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Event handler for mouse button going up. |
property OnMouseWheel: TMouseWheelEvent; |
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property OnMouseWheelDown: TMouseWheelUpDownEvent; |
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property OnMouseWheelUp: TMouseWheelUpDownEvent; |
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property OnNodeChanged: TTVNodeChangedEvent; |
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property OnResize: TNotifyEvent; |
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property OnSelectionChanged: TNotifyEvent; |
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OnSelectionChanged - event handler for a change in the selection |
property OnShowHint: TControlShowHintEvent; |
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Event Handler when a hint shall be shown. |
property OnStartDrag: TStartDragEvent; |
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Event handler for the start of a dragging operation. |
property OnUTF8KeyPress: TUTF8KeyPressEvent; |
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Handler for a character entered by the user. |
property Options: TTreeViewOptions; |
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property Items: TTreeNodes; |
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Collection of tree-items which is the content of control. Has type TTreeNodes. |
property TreeLineColor: TColor; |
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property TreeLinePenStyle: TPenStyle; |
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TTreeView is a control that displays a hierarchical list of items |
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TCustomTreeView - ancestor class for TTreeView |
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The base class for windowed controls which paint themselves. |
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The base class for controls which can contain other (child) controls. |
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The base class for visible controls. |
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The base class for LCL components associated with widgets. |
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TComponent |
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TObject |
Use a TTreeView to display a hierarchical list of items. Items are shown by their caption and an optional bitmap.
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How to use StdCtrls, ComCtrls or ExtCtrls |
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TCustomTreeView - ancestor class for TTreeView |
lazarus-ccr.sourceforge.net |