My Visual Database

 Property

 Type

 Description

 CanFocus

 Boolean

  It checks if the component can get input focus, which is usually necessary before using the SetFocus method. If a component has Visible = False or Enabled = False property, or if the component is located on a parent component with those properties, using the SetFocus method will cause an error.

example: if Form1.GroupBox1.CanFocus then Form1.GroupBox1.SetFocus;

 Caption

 Defines the title of the component.

 Color

 TColor

 Specifies the background color of the control. The color change for this component does not work since Windows Vista.

 ControlCount

 Integer

 Returns the number of child controls.

 Controls[i]

 TControl

 Access to a control by its index.

 Cursor

 TCursor

 Specifies the image used to represent the mouse pointer when it passes into the region covered by the control. More info.

 Enabled

 Boolean

 Controls whether the component responds to mouse, keyboard, and timer events.

 Focused

 Boolean

 Determines whether the control has input focus.

 Font

 TFont

 Allows you to set font name, size, color and style. The color change for this component does not work since Windows Vista. More info.

 Hint

 String

 Hint contains the text string that appears when the user moves the mouse over the component., see also ShowHint

 Name

 String

 The name of the component.

 ShowHint

 Boolean

 Specifies whether to show the Help Hint when the mouse pointer moves over the component, see also Hint

 TabOrder

 Integer

 Indicates the position of the component in its parent's tab order. TabOrder is the order in which child components are visited when the user presses the Tab key.

 TabStop

 Boolean

 Determines whether the user can tab to a control. Use the TabStop to allow or disallow access to the control using the Tab key.

 Tag

 Integer

 Allows you to assign a number to a component for your own needs.

 TagString

 String

 Allows you to assign a string to a component for your own needs.

 Visible

 Boolean

 Specifies whether the component appears onscreen.

 Left

 Integer

 Specifies the horizontal coordinate of the left edge of a component relative to its parent.

 Top

 Integer

 Specifies the vertical coordinate of the upper-left of a component relative to its parent.

 Width

 Integer

 Specifies the horizontal size of the component in pixels.

 Height

 Integer

 Specifies the vertical size of the component in pixels.

 Method

 Description

 procedure SetFocus

 Gives the input focus to the component.

 Event

 Description

 OnClick (Sender: TObject)

 Occurs when the user clicks the component.

 OnDoubleClick (Sender: TObject)

 Occurs when the user double-clicks the left mouse button when the mouse pointer is over the component.

 OnEnter (Sender: TObject)

 Occurs when a component receives the input focus.

 OnExit (Sender: TObject)

 Occurs when the input focus shifts away from one component to another.

 OnMouseDown (Sender: TObject; MouseLeft, MouseRight, MouseMiddle: boolean; Shift, Alt, Ctrl: boolean; X, Y: Integer)

 Occurs when the user presses a mouse button with the mouse pointer over a component.

 OnMouseEnter (Sender: TObject)

 Occurs when the user moves the mouse into a component.

 OnMouseLeave (Sender: TObject)

 Occurs when the user moves the mouse outside of a component.

 OnMouseMove (Sender: TObject; Shift, Alt, Ctrl: boolean; X, Y: Integer)

 Occurs when the user moves the mouse pointer while the mouse pointer is over a component.

 OnMouseUp (Sender: TObject; MouseLeft, MouseRight, MouseMiddle: boolean; Shift, Alt, Ctrl: boolean; X, Y: Integer)

 Occurs when the user releases a mouse button that was pressed with the mouse pointer over a component.

 OnDropFiles (Sender: TObject; ArrayOfFiles: array of string; X, Y: Integer)

 Occurs when user tries to drag and drop a file from explorer to a form. More info.