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

TSpeedButton

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

A Button used to represent states (checked or not, etc)

Declaration

Source position: buttons.pp line 351

type TSpeedButton = class(TCustomSpeedButton)

published

  property Action;

  

The action to be associated with this control

  property Align;

  

Used to align the control to the top, bottom, left or right of its client.

  property AllowAllUp;

  

Boolean flag to determine whether all buttons are allowed to be Up (default false)

  property Anchors;

  

The set of anchor definitions for this control

  property AutoSize;

  property BidiMode;

  property BorderSpacing;

  

Determines the border spacing for this control

  property Constraints;

  

Determine Constraints (max and min height and width) for this control

  property Caption;

  

Caption - the text-string appearing on the Control, usually used to identify its function

  property Color;

  

Determine the colour for the current control

  property Down;

  

The button has been set in the Down state

  property Enabled;

  

Whether the control is Enabled (read/write). If not, it usually appears 'greyed-out'

  property Flat;

  

Whether the button is to be displayed Flat or in relief

  property Font;

  

The font to be used for text in this control (read/write).

  property Glyph;

  

The Bitmap glyph to be used on this button

  property GroupIndex;

  

The Index within the group of speedbuttons

  property Layout;

  

The button layout - Glyph at top, bottom, left or right

  property Margin;

  

Margin - the space around glyphs

  property NumGlyphs;

  

The number of Glyphs available

  property Spacing;

  

Spacing around button

  property Transparent;

  

Whether button is transparent

  property Visible;

  

Visible - can the control be seen?

  property OnClick;

  

Event Handler for mouse click

  property OnDblClick;

  

Event Handle for mouse double-click

  property OnMouseDown;

  

Event handler for when a mouse button is pressed down

  property OnMouseEnter;

  

Event handler for when the mouse enters the area of the current control

  property OnMouseLeave;

  

Event handler for when the mouse leaves the area of the current control

  property OnMouseMove;

  

Event handler for mouse movement within the current control

  property OnMouseUp;

  

Event handler for when the mouse button is released, ie "up"

  property OnPaint;

  

OnPaint - event handler for request to paint canvas

  property OnResize;

  

Event Handler for resize of control

  property OnChangeBounds;

  

Event handler for a change in bounds of the control

  property ShowCaption;

  

Should caption be displayed?

  property ShowHint;

  

Flag to determine: Is hint to be displayed for this control?

  property ParentBidiMode;

  property ParentFont;

  

ParentFont - should the control use the same font as the parent? Default is true

  property ParentShowHint;

  

ParentShowHint - does the control adopt the same hinting behaviour as its parent? Default is true

  property PopupMenu;

  

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

end;

Inheritance

TSpeedButton

  

A Button used to represent states (checked or not, etc)

|

TCustomSpeedButton

  

The ancestor class for TSpeedButton

|

TGraphicControl

  

TGraphicControl is the base class for all lightweight controls.

|

TControl

|

TLCLComponent

  

TLCLComponent - base class for LCL components

|

TComponent,IUnknown,IInterfaceComponentReference

|

TPersistent

|

TObject

Description

The Speed Button is designed to automate a process when it is selected. An user pushes a button to start an action or set a mode.
When a user clicks on a SpeedButton focus is not shifted; a Speed Button never gets focus. The button may carry an descriptive glyph, and has a state (checked or not, etc)

See also

HowToUseStdCtrls

  

How to use StdCtrls, ComCtrls or ExtCtrls

The latest version of this document can be found at lazarus-ccr.sourceforge.net.