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VCL Components
Property Applies To Description
Properties
Style ComboBox The style of the combo box. Choices are
csSimple, csDropDown, csDropDownList,
lbOwnderDrawFixed, and csOwnerDrawVariable.
(See Table 8.5 for a description of the three basic
styles.) Default: csDropDown
ListBox Style choices for list boxes are lbStandard,
lbOwnderDrawFixed, and csOwnerDrawVariable.
Default: lbStandard
TabWidth ListBox List boxes can use tabs. This property sets the tab
width, in pixels. Default: 0
Text ComboBox Contains the text in the edit portion of the
combo box.
Runtime Properties
ItemIndex ListBox Contains the index of the currently selected item,
with 0 being the first item in the list. Returns -1
if no item is selected. When written to, selects
the specified index.
SelCount ListBox Contains the number of items selected in a
multiple-selection list box.
Selected ListBox Returns true if the specified item is selected or
false if it is not.
SelLength ComboBox Contains the length of the text currently selected
in the edit control part of the combo box.
SelStart ComboBox Contains the starting point of the selected text in
the edit control. The first character in the edit
control is 0.
SelText ComboBox Contains the currently selected text in the edit
control.
TopIndex ListBox Returns the list box item that is at the top of the
list box. Can be used to set the top item to a
certain list box item.
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