[Overview][Constants][Types][Classes][Procedures and functions][Index] Reference for unit 'StdCtrls' (#lcl)


[Properties (by Name)] [Methods (by Name)] [Events (by Name)]

Control for editable multi-line text.


Source position: stdctrls.pp line 908

type TMemo = class(TCustomMemo)


  property Align;


Specifies the placement of the control inside its Parent.

  property Alignment;

  property Anchors;


The set of anchor definitions for this control.

  property BidiMode;


Customization (of text controls) in bidirectional reading environments.

  property BorderSpacing;


Determines the inner and outer border spacing for this control.

  property BorderStyle;


Allows to show a border (line) around the control,

  property CharCase;

  property Color;


The background color of the control.

  property Constraints;


The minimal and maximal Width and Height of this control.

  property DragCursor;


The cursor shape shown while the control is dragged.

  property DragKind;


The operation when the control is dragged - Drag or Dock.

  property DragMode;


Allows the user to drag the control.

  property Enabled;


Determines whether the control reacts on mouse or keyboard input.

  property Font;


The font to be used for text display in this control.

  property HideSelection;

  property Lines;


An array with one string for every line (paragraph) in the control.

  property MaxLength;


The maximum length of the text; zero for unlimited.

  property OnChange;


Event handler for any change in text.

  property OnClick;


Notification handler for mouse clicks.

  property OnContextPopup;


Invoked when a context-sensitive pop-up menu is requested.

  property OnDblClick;


Event Handler for double mouse clicks.

  property OnDragDrop;


This handler determines the action on an drop onto this control, in a drag-drop operation.

  property OnDragOver;


Event handler for a control being dragged over this control.

  property OnEditingDone;


Event handler when editing is done.

  property OnEndDrag;


Notification handler for the end of a dragging operation.

  property OnEnter;


Handler for control receiving the focus.

  property OnExit;


Handler for control loosing the focus. This is a good place for checking the finished user input.

  property OnKeyDown;


Handler for keyboard key pressed.

  property OnKeyPress;


Handler for a character entered by the user.

  property OnKeyUp;


Handler for keyboard key released.

  property OnMouseDown;


Event handler for mouse button going down.

  property OnMouseEnter;


Event handler for mouse entering the area of the control.

  property OnMouseLeave;


Event handler for mouse leaving the area of the control.

  property OnMouseMove;


Event handler for mouse movement within the control.

  property OnMouseUp;


Event handler for mouse button going up.

  property OnMouseWheel;


Event handler for mouse wheel turned.

  property OnMouseWheelDown;


Notification handler for downward movement of mouse wheel.

  property OnMouseWheelUp;


Notification handler for upward movement of mouse wheel.

  property OnStartDrag;


Event handler for the start of a dragging operation.

  property OnUTF8KeyPress;


Handler for a character entered by the user.

  property ParentBidiMode;


Allows to use the BiDiMode settings of Parent. Default is true.

  property ParentColor;


If true, the Color of the control will be the same as the one from the Parent. Default is true.

  property ParentFont;


If true, the Font of the control will be the same as the one from the Parent. Default is true.

  property PopupMenu;


A context-sensitive menu that pops up when the right mouse button is clicked over this control

  property ParentShowHint;


If true, the value of ShowHint for the control will be the same as the one from the Parent. Default is true.

  property ReadOnly;


Prevents the user from changing the text.

  property ScrollBars;


Adds vertical and/or horizontal scrollbars to the control.

  property ShowHint;


Enables the Hint display.

  property TabOrder;


Determines the sequence of controls, reachable when the user presses the Tab key.

  property TabStop;


Allows the user to navigate to this control, by pressing the Tab key.

  property Visible;


Allows to show or hide the control, and all of its children.

  property WantReturns;


Allows the user to insert Return characters (line breaks) into the text.

  property WantTabs;


Allows to enter Tab characters into the text.

  property WordWrap;


Allows long logical lines (paragraphs) to wrap into multiple display lines.





Control for editable multi-line text.




The base class for multi-line text controls.




The base class for controls presenting editable text.




The base class for controls which can contain other (child) controls.




The base class for visible controls.




The base class for LCL components associated with widgets.








The textual data is held as an array of strings in Lines, where it can be edited

See also



How to use StdCtrls, ComCtrls or ExtCtrls



A control with a single line of editable text.

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