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

TProgressBar

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

TProgress Bar - a bar that depicts what proportion of a process has been completed.

Declaration

Source position: comctrls.pp line 1844

type TProgressBar = class(TCustomProgressBar)

published

  property Align: TAlign;

  

Specifies the placement of the control on its Parent control.

  property Anchors: TAnchors;

  

The set of anchor definitions for this control.

  property BorderSpacing: TControlBorderSpacing;

  

Determines the inner and outer border spacing for this control.

  property BorderWidth: TBorderWidth;

  

Width of the Border around the control; default is zero.

  property Color: TColor;

  

The background color for the control.

  property Constraints: TSizeConstraints;

  

Contains the minimum and maximum Width and Height for the control.

  property DragCursor: TCursor;

  

The cursor shape shown during a drag operation.

  property DragKind: TDragKind;

  

Indicates the action performed for a drag operation: drag-and-drop or drag-and-dock.

  property DragMode: TDragMode;

  

Determines how a drag operation is started for the control.

  property Enabled: Boolean;

  

Determines whether the control responds to mouse or keyboard input.

  property Font: TFont;

  

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

  property Hint: TTranslateString;

  

The text to show in the Hint window for the control.

  property Max: Integer;

  

Specifies the maximum value for the Position in the progress bar.

  property Min: Integer;

  

Specifies the minimum value for the Position in the progress bar.

  property OnContextPopup: TContextPopupEvent;

  

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

  property OnDragDrop: TDragDropEvent;

  

Event handler signalled when an object is dropped onto the control.

  property OnDragOver: TDragOverEvent;

  

Event handler signalled when a control is dragged over the control instance.

  property OnEndDrag: TEndDragEvent;

  

Event handler signalled for the end of a drag-drop operation.

  property OnEnter: TNotifyEvent;

  

Event handler signalled when the control receives focus.

  property OnExit: TNotifyEvent;

  

Event handler signalled when the control loses focus.

  property OnMouseDown: TMouseEvent;

  

Event handler signalled when a mouse down event is handled for the control.

  property OnMouseEnter: TNotifyEvent;

  

Event handler signalled when the mouse pointer has entered the control.

  property OnMouseLeave: TNotifyEvent;

  

Event handler signalled when the mouse pointer has left the control.

  property OnMouseMove: TMouseMoveEvent;

  

Event handler signalled when the mouse pointer is moved in the control.

  property OnMouseUp: TMouseEvent;

  

Event handler signalled when a mouse up event is handled for the control.

  property OnMouseWheel: TMouseWheelEvent;

  

Event handler for mouse wheel turned.

  property OnMouseWheelDown: TMouseWheelUpDownEvent;

  

Event handler signalled for a downward movement of the mouse wheel.

  property OnMouseWheelUp: TMouseWheelUpDownEvent;

  

Event handler signalled for an upward movement of the mouse wheel.

  property OnStartDock: TStartDockEvent;

  

Event handler for the start of a docking operation.

  property OnStartDrag: TStartDragEvent;

  

Event handler signalled for the start of a dragging operation.

  property Orientation: TProgressBarOrientation;

  

Specifies the orientation and direction for the progress bar.

  property ParentColor: Boolean;

  

Use the Color from the Parent control, when enabled.

  property ParentFont: Boolean;

  

Indicates if the Font from the Parent control is used in the control.

  property ParentShowHint: Boolean;

  

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;

  

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

  property Position: Integer;

  

The current position for the progress bar.

  property ShowHint: Boolean;

  

Enables Hint display for the control.

  property Smooth: Boolean;

  

Indicates if the progress bar indicator is drawn as a smooth solid bar, as opposed to individual bar segments.

  property Step: Integer;

  

Increment applied to the value in Position in the StepIt method.

  property Style: TProgressBarStyle;

  

Drawing style for the progress bar.

  property TabOrder: TTabOrder;

  

Indicates the navigation order for the control when the user presses the Tab or Shift+Tab key.

  property TabStop: Boolean;

  

Allows the user to navigate to / from the control by pressing the Tab or Shift+Tab keys.

  property Visible: Boolean;

  

Allows the control, and all of its children, to be displayed or hidden.

  property BarShowText: Boolean;

  

Indicates if status or progress text is draw over the progress bar.

end;

Inheritance

TProgressBar

  

TProgress Bar - a bar that depicts what proportion of a process has been completed.

|

TCustomProgressBar

  

Implements the base class for progress bar controls.

|

TWinControl

  

Implements a windowed control which can contain other child controls.

|

TControl

  

The base class for visible controls.

|

TLCLComponent

  

The base class for LCL components which have an associated widget.

|

TComponent,IUnknown,IInterfaceComponentReference

|

TPersistent,IFPObserved

|

TObject

Description

TProgress Bar is a TCustomProgressBar descendant that implements a control which depicts the progress of a process, or the proportion of the process that has been completed. A series of colored rectangles appears in the control filling it from left to right or from top to bottom to represent the progress for the process.

See also

How To Use Standard Controls

  

How to use StdCtrls, ComCtrls or ExtCtrls.


Version 3.2 Generated 2024-02-25 Home