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TWOLComboBox object ( an object of wolgui )
Unit: WOLGUI14.
Descendant of TWOLVisualControl. A basic WOL object, A combobox of the GUI. One combobox is made of three basic objects: a box of entry (edit), a list box. and a button (button).

Public Methods and Events:

constructor Create (AOwner: TWOLRoot); override;
destructor Destroy; override;
procedure CreateGUIParams (to var aParams: TWOLParams; const wClass: TWOLClassType); override;
procedure CreateWnd (to var aParams: TWOLParams); override;
procedure RecreateWnd; override;
procedure AllocResources; override;
procedure FreeResources; override;
function WndPaint (to var Message: TWOLMessage): Boolean; override;
function WndKeyboard (to var Message: TWOLMessage): Boolean; override;
function WndMouse (to var Message: TWOLMessage): Boolean; override;
function WndCommand (to var Message: TWOLMessage): Boolean; override;
function WndProc (to var Message: TWOLMessage): Boolean; override;

procedure Clear;
Method used to all clear the lines of combobox.

Public properties and Events:

Items: TStrings (For Reading and Writing)
Property that represents the lines of text of combobox.

IntegralHeight: Boolean (For Reading and Writing)
Property that it indicates that listbox pertaining to combobox must have height capable of showing items without visually cutting them.

ItemHeight: Integer (For Reading and Writing)
Property that indicates the height of the items of listbox of combobox.

ItemIndex: Integer (For Reading and Writing)
Property that indicates the currently selected item.

Sorted: Boolean (For Reading and Writing)
Property that indicates if items is sorted or not.

DrawStyle: TWOLDrawSet (For Reading and Writing)
Property that determines the way as combobox is drawn and the way the text is entered.

TopIndex: Integer (For Reading and Writing)
Property that indicates the top item of listbox of combobox.

MaxLength: Integer (For Reading and Writing)
Property that indicates the maximum size of the text contained in combobox.

DroppedDown: Boolean (For Reading and Writing)
Property that indicates if listbox is visible or not.

DropDownCount: Integer (For Reading and Writing)
Property that indicates the number of items that must appear at the same time in a list in combobox.

DroppedWidth: Integer (For Reading and Writing)
Property that indicates the width of combobox listbox.

Text: String (For Reading and Writing)
Property that indicates the text of combobox edit.

OnChange: TWOLEvent (For Reading and Writing)
Event that happens when the text of combobox edit changes.

OnDropDown: TWOLEvent (For Reading and Writing)
Event that happens when the user showthe combobox listbox.

OnDropUp: TWOLEvent (For Reading and Writing)
event that happens when the user hides the combobox listbox.

OnClick
OnMouseMove
OnDblClick
TextAlign
WindowAlign
Ctrl3D
Border
Left
Top
Width
Height
Color
Font
Cursor
Visible
Enabled
Hint
Tabstop
TabOrder

Labels: pascal, wolgui