[Overview][Constants][Types][Classes][Procedures and functions][Index] |
[Properties (by Name)] [Methods (by Name)] [Events (by Name)]
Control which displays a scrollable list of strings.
Source position: stdctrls.pp line 691
type TListBox = class(TCustomListBox) |
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published |
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Specifies the placement of the control on its Parent control. |
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The set of anchor definitions for this control. |
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property BidiMode: TBiDiMode; |
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Customization (of text controls) in bidirectional reading environments. |
property BorderSpacing: TControlBorderSpacing; |
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Determines the inner and outer border spacing for this control. |
property BorderStyle: TBorderStyle; |
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Line style used for the border on the control. |
property ClickOnSelChange: Boolean; |
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Allows selection changes to generate a Click event. |
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The background color of the control. |
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property Columns: Integer; |
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The number of visible vertical columns displayed in the control. |
property Constraints: TSizeConstraints; |
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Contains the minimum and maximum Width and Height for the control. |
property DoubleBuffered: Boolean; |
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Allows to reduce flicker in the painting of the control. |
property DragCursor: TCursor; |
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The cursor shape shown while the control is dragged. |
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The operation when the control is dragged - Drag or Dock. |
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Allows the user to drag the control. |
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property ExtendedSelect: Boolean; |
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True when a contiguous range of items can be selected by a Shift+Click. Default is True. |
property Enabled: Boolean; |
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Determines whether the control reacts on mouse or keyboard input. |
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The font to be used for text display in this control. |
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property IntegralHeight: Boolean; |
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Not implemented: shrink the Height of the widget, so that it only shows fully visible rows. |
property Items: TStrings; |
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The list of all items defined in the control. |
property ItemHeight: Integer; |
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Get or set the height of a single item in the control. |
property ItemIndex: Integer; |
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Ordinal position for the currently selected item, -1 if none. |
property MultiSelect: Boolean; |
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Allows selection of more than one item from the list. |
property OnChangeBounds: TNotifyEvent; |
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Event handler signalled when the Bounds of the control have been changed. |
property OnClick: TNotifyEvent; |
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Notification handler for mouse clicks. |
property OnContextPopup: TContextPopupEvent; |
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Invoked when a context-sensitive pop-up menu is requested. |
property OnDblClick: TNotifyEvent; |
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Event Handler for double mouse clicks. |
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 OnDrawItem: TDrawItemEvent; |
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Handler for painting of a list item in owner-draw mode. |
property OnEnter: TNotifyEvent; |
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Handler for control receiving the focus. |
property OnEndDrag: TEndDragEvent; |
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Notification handler for the end of a drag operation. |
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 OnKeyPress: TKeyPressEvent; |
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Handler for a character entered by the user. |
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Handler for keyboard key pressed. |
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Event handler signalled when a key up event has occurred for the control. |
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property OnMeasureItem: TMeasureItemEvent; |
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Handler invoked when the height for an item is needed. |
property OnMouseDown: TMouseEvent; |
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Event handler signalled when a mouse down event is handled for the control. |
property OnMouseEnter: TNotifyEvent; |
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Event handler signalled when the mouse pointer has entered the control. |
property OnMouseLeave: TNotifyEvent; |
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Event handler signalled when the mouse pointer has left the control. |
property OnMouseMove: TMouseMoveEvent; |
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Event handler for mouse movement within the control. |
property OnMouseUp: TMouseEvent; |
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Event handler signalled when a mouse up event is handled for the control. |
property OnMouseWheel: TMouseWheelEvent; |
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Event handler for mouse wheel turned. |
property OnMouseWheelDown: TMouseWheelUpDownEvent; |
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Event handler for downward movement of mouse wheel. |
property OnMouseWheelUp: TMouseWheelUpDownEvent; |
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Event handler for upward movement of the mouse wheel. |
property OnMouseWheelHorz: TMouseWheelEvent; |
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Event handler for horizontal movements of the mouse wheel. |
property OnMouseWheelLeft: TMouseWheelUpDownEvent; |
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Event handler for left movements of the mouse wheel. |
property OnMouseWheelRight: TMouseWheelUpDownEvent; |
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Event handler for right movements of the mouse wheel. |
property OnResize: TNotifyEvent; |
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Notification handler for a resize of the control. |
property OnSelectionChange: TSelectionChangeEvent; |
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Handler invoked when an item is selected in the control. |
property OnShowHint: TControlShowHintEvent; |
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Event handler signalled when a hint window is displayed for the control. |
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: TListBoxOptions; |
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Contains options enabled for the list box control. |
property ParentBidiMode: Boolean; |
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Indicates whether the BiDiMode settings in the Parent control are used. |
property ParentColor: Boolean; |
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Use the Color from the Parent control, when enabled. |
property ParentDoubleBuffered: Boolean; |
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Value for the DoubleBuffered property in a Parent control. |
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 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 PopupMenu: TPopupMenu; |
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A context-sensitive menu that pops up when the right mouse button is clicked over this control. |
property ScrollWidth: Integer; |
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The virtual width of the list box, in pixels. |
property ShowHint: Boolean; |
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Enables Hint display for the control. |
property Sorted: Boolean; |
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Determines whether the list entries are sorted in alphanumeric order. |
property Style: TListBoxStyle; |
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Appearance of the list box (standard, owner-draw fixed, or owner-draw variable). |
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Indicates the navigation order for the control when the user presses the Tab or Shift+Tab key. |
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property TabStop: Boolean; |
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Enables navigation using the Tab key. |
property TopIndex: Integer; |
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Index of the first visible (or top-most) item. |
property Visible: Boolean; |
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Allows the control, and all of its children, to be displayed or hidden. |
end; |
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Control which displays a scrollable list of strings. |
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The base class for TListBox. |
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Implements a windowed control 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 which have an associated widget. |
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TComponent |
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TObject |
The strings are stored in the Items list.
At design time, a click on the ellipsis character (...) next to the Items entry in the Object Inspector opens a string-list editor in which the individual text-strings for the list items can be entered or edited. The editor also allows the entries to be sorted alphabetically in normal or reverse order.
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A combination of an edit box and a (drop-down) list allowing one of several options to be chosen. |
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How to use StdCtrls, ComCtrls or ExtCtrls. |