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TCalcEdit - an EditBox to hold a numeric value, with an attached SpeedButton that will summon a calculator dialog
Source position: editbtn.pas line 755
type TCalcEdit = class(TCustomEditButton) end; |
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protected |
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FCalcDialog - local variable holding the Calculator Dialog for use with this class |
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function GetDefaultGlyph; override; |
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GetDefaultGlyph - find the default glyph for the SpeedButton |
function GetDefaultGlyphName; override; |
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GetDefaultGlyphName - find the name for the default glyph for the SpeedButton |
procedure ButtonClick; override; |
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public |
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constructor Create(); override; |
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Create - constructor for TCustomEditButton: calls inherited Create then sets some defaults and initialises some variables |
procedure RunDialog; virtual; |
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RunDialog - perform the function of the dialog |
property AutoSelected: Boolean; |
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published |
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property CalculatorLayout: TCalculatorLayout; [rw] |
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CalculatorLayout - normal or simple |
property AsFloat: Double; [rw] |
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AsFloat - holds the result of the calculation as a floating-point (double precision) number |
property AsInteger: Integer; [rw] |
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AsInteger - holds the result of the calculation as an Integer |
property OnAcceptValue: TAcceptValueEvent; [rw] |
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OnAcceptValue - event handler for accepting the result of the calculation |
property DialogTitle: string; [rws] |
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DialogTitle - the caption to be used for the dialog |
property ButtonCaption: TCaption; |
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property ButtonCursor: TCursor; |
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property ButtonHint: TTranslateString; |
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property ButtonOnlyWhenFocused: Boolean; |
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ButtonOnlyWhenFocused - if True, the SpeedButton only appears when focus is given to the EditButton control |
property ButtonWidth: Integer; |
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ButtonWidth - the width of the SpeedButton attached to the Edit Box |
property Constraints: TSizeConstraints; |
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property DialogPosition: TPosition; [rw] |
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property DialogTop: Integer; [rw] |
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property DialogLeft: Integer; [rw] |
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property DirectInput: Boolean; |
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DirectInput - if True, direct data input to the Edit Box is permitted |
property NumGlyphs: Integer; |
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NumGlyphs - the number of available glyphs |
property Flat: Boolean; |
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Flat - if True, SpeedButton appears flat rather than three-dimensional |
property FocusOnButtonClick: Boolean; |
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Specifies the placement of the control inside its Parent. |
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The set of anchor definitions for this control. |
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property BidiMode: TBiDiMode; |
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property BorderSpacing: TControlBorderSpacing; |
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Determines the inner and outer border spacing for this control. |
property BorderStyle: TBorderStyle; |
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property AutoSize: Boolean; |
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Allows to automatically adjust the size of the control, according to its content. |
property AutoSelect: Boolean; |
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If True, the edit control will select all its text when it receives focus or when the Enter key is pressed. |
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The background color of the control. |
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property DragCursor: TCursor; |
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The cursor shape shown while the control is dragged. |
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Allows the user to drag the control. |
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property Enabled: Boolean; |
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Determines whether the control reacts on mouse or keyboard input. |
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The font to be used for text display in this control. |
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property Layout: TLeftRight; |
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property MaxLength: Integer; |
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The maximum length of the text; zero for unlimited. |
property ParentBidiMode: Boolean; |
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property ParentColor: Boolean; |
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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: Boolean; |
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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: Boolean; |
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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: TPopupMenu; |
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A context-sensitive menu that pops up when the right mouse button is clicked over this control |
property ReadOnly: Boolean; |
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Prevents the user from changing the text. |
property ShowHint: Boolean; |
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Enables the Hint display. |
property Spacing: Integer; |
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Determines the sequence of controls, reachable when the user presses the Tab key. |
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property TabStop: Boolean; |
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Allows the user to navigate to this control, by pressing the Tab key. |
property Visible: Boolean; |
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Allows to show or hide the control, and all of its children. |
property OnButtonClick: TNotifyEvent; |
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property OnChange: TNotifyEvent; |
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Event handler for any change in text. |
property OnClick: TNotifyEvent; |
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Notification handler for mouse clicks. |
property OnDblClick: TNotifyEvent; |
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Event Handler for double mouse clicks. |
property OnDragDrop: TDragDropEvent; |
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This handler determines the action on an drop onto this control, in a drag-drop operation. |
property OnDragOver: TDragOverEvent; |
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Event handler for a control being dragged over this control. |
property OnEditingDone: TNotifyEvent; |
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Event handler when editing is done. |
property OnEndDrag: TEndDragEvent; |
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Notification handler for the end of a dragging operation. |
property OnEnter: TNotifyEvent; |
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Handler for control receiving the focus. |
property OnExit: TNotifyEvent; |
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Handler for control loosing the focus. This is a good place for checking the finished user input. |
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Handler for keyboard key pressed. |
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property OnKeyPress: TKeyPressEvent; |
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Handler for a character entered by the user. |
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Handler for keyboard key released. |
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property OnMouseDown: TMouseEvent; |
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Event handler for mouse button going down. |
property OnMouseEnter: TNotifyEvent; |
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property OnMouseLeave: TNotifyEvent; |
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property OnMouseMove: TMouseMoveEvent; |
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Event handler for mouse movement within the control. |
property OnMouseUp: TMouseEvent; |
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Event handler for mouse button going up. |
property OnMouseWheel: TMouseWheelEvent; |
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property OnMouseWheelDown: TMouseWheelUpDownEvent; |
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property OnMouseWheelUp: TMouseWheelUpDownEvent; |
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property OnStartDrag: TStartDragEvent; |
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Event handler for the start of a dragging operation. |
property OnUTF8KeyPress: TUTF8KeyPressEvent; |
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Handler for a character entered by the user. |
property TextHint: TTranslateString; |
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TCalcEdit - an EditBox to hold a numeric value, with an attached SpeedButton that will summon a calculator dialog |
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TCustomEditButton - base class for TEditButton, an Edit Box with attached Speed Button |
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The base class for windowed controls which paint themselves. |
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The base class for controls which can contain other (child) 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 |
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