[Overview][Types][Classes][Procedures and functions][Index] |
[Properties (by Name)] [Methods (by Name)] [Events (by Name)]
TPaintBox: a painted rectangular box with defined size and color
Source position: extctrls.pp line 408
type TPaintBox = class(TGraphicControl) |
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protected |
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class procedure WSRegisterClass; override; |
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Registers this component class with the current WidgetSet. |
procedure Paint; override; |
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Override this method with your own painting code. |
class function GetControlClassDefaultSize; override; |
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Returns the default size for this class of controls (when added to a form). |
public |
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constructor Create(); override; |
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Create - constructor for TPaintBox: calls inherited Create then sets initial bounds and style |
property Canvas; |
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A clipped window into the parent Canvas. |
published |
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property Align; |
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Specifies the placement of the control inside its Parent. |
property Anchors; |
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The set of anchor definitions for this control. |
property BorderSpacing; |
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Determines the inner and outer border spacing for this control. |
property Color; |
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The background color of the control. |
property Constraints; |
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The minimal and maximal Width and Height of this control. |
property DragCursor; |
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The cursor shape shown while the control is dragged. |
property DragMode; |
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Allows the user to drag the control. |
property Enabled; |
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Determines whether the control reacts on mouse or keyboard input. |
property Font; |
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The font to be used for text display in this control. |
property Hint; |
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The text to show in the Hint window for this control. |
property ParentColor; |
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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; |
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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; |
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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; |
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A context-sensitive menu that pops up when the right mouse button is clicked over this control |
property ShowHint; |
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Enables the Hint display. |
property Visible; |
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Allows to show or hide the control, and all of its children. |
property OnChangeBounds; |
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Event handler for a change of the Bounds of the control. |
property OnClick; |
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Notification handler for mouse clicks. |
property OnDblClick; |
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Event Handler for double mouse clicks. |
property OnDragDrop; |
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This handler determines the action on an drop onto this control, in a drag-drop operation. |
property OnDragOver; |
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Event handler for a control being dragged over this control. |
property OnEndDrag; |
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Notification handler for the end of a dragging operation. |
property OnMouseDown; |
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Event handler for mouse button going down. |
property OnMouseMove; |
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Event handler for mouse movement within the control. |
property OnMouseUp; |
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Event handler for mouse button going up. |
property OnMouseEnter; |
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Event handler for mouse entering the area of the control. |
property OnMouseLeave; |
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Event handler for mouse leaving the area of the control. |
property OnMouseWheel; |
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Event handler for mouse wheel turned. |
property OnMouseWheelDown; |
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Notification handler for downward movement of mouse wheel. |
property OnMouseWheelUp; |
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Notification handler for upward movement of mouse wheel. |
property OnPaint; |
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Supply your own OnPaint handler for painting the control. |
property OnResize; |
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Notification handler for a resize of the control. |
property OnStartDrag; |
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Event handler for the start of a dragging operation. |
end; |
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TPaintBox: a painted rectangular box with defined size and color |
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TGraphicControl is the base class for all lightweight 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 |
TPaintBox: a painted rectangular box with defined size and colour
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How to use StdCtrls, ComCtrls or ExtCtrls |