Windows API Guide: MulDiv Function

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The combo box control's window class describes an ordinary combo box control.

The button control's window class is registered automatically when Windows starts. The name of the class is "COMBOBOX".

Styles

CBS_AUTOHSCROLL

Automatically scroll text to the right when the user types a character at the end of the line.

CBS_DISABLENOSCROLL

Show a disable the vertical scroll bar in the drop-down list box if it does not contain enough items to scroll. If this flag is not specified, such a scroll bar is not displayed.

CBS_DROPDOWN

Display the list box whenever the user clicks the drop-down button.

CBS_DROPDOWNLIST

Display the list box whenever the user click the drop-down button, and do not allow the user to change the combo box's selection if the list is not dropped down.

CBS_HASSTRINGS

The combo box is drawn manually by the application and contains strings. Either CBS_OWNERDRAWFICED or CBS_OWNERDRAWVARIABLE must also be specified.

CBS_LOWERCASE

Convert all text in the combo box to lowercase letters.

CBS_NOINTEGRALHEIGHT

Force the combo box to be exactly the size specified by the application, instead of allowing the operating system to slightly resize it to prevent displaying partial selections.

CBS_OEMCONVERT

Ensure that text in the combo box can readily be converted into the OEM character set.

CBS_OWNERDRAWFIXED

The owner of the combo box is fully responsible for drawing it manually, and all of the items in the combo box have the same height.

CBS_OWNERDRAWVARIABLE

The owner of the combo box is full responsible for drawing it manually, and the heights of the items in the combo box have can be different.

CBS_SIMPLE

Display the list box portion of the combo box at all times.

CBS_SORT

Automatically sort the strings added to the combo box.

CBS_UPPERCASE

Convert all text in the combo box to uppercase letters.

Constant Definitions

Const CBS_AUTOHSCROLL = &H40 Const CBS_DISABLENOSCROLL = &H800 Const CBS_DROPDOWN = &H2 Const CBS_DROPDOWNLIST = &H3 Const CBS_HASSTRINGS = &H200 Const CBS_LOWERCASE = &H4000 Const CBS_NOINTEGRALHEIGHT = &H400 Const CBS_OEMCONVERT = &H80 Const CBS_OWNERDRAWFIXED = &H10 Const CBS_OWNERDRAWVARIABLE = &H20 Const CBS_SIMPLE = &H1 Const CBS_SORT = &H100 Const CBS_UPPERCASE = &H2000

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Last Modified: October 29, 2000
This page is copyright © 2000 Paul Kuliniewicz. Copyright Information Revised October 29, 2000
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