TDBCombo Members

TDBCombo Reference> TDBCombo Members

TDBCombo Members

All of the properties for the TDBCombo control are listed below, and are documented in the following section.

TDBCombo Properties

AddItemSeparator	Determines the separator string for columns.
AllowColMove	Enables interactive column movement.
AllowColSelect	Enables interactive column selection.
AllowRowSizing	Enables interactive row resizing.
AlternatingRowStyle	Controls whether even/odd row styles are applied to a control.
AnchorRightColumn	Controls horizontal scrolling when the last column is visible.
AnimateWindow	Controls the object's animation style.
AnimateWindowClose	Controls the animation effect when the object is closed.
AnimateWindowDirection	Controls the direction of the animation effect.
AnimateWindowTime	Controls the duration of the animation effect.
Appearance	Controls 3-D display of headings and caption.
ApproxCount	Sets/returns the approximate number of rows.
Array	Specifies an XArrayDB object as the data source.
AutoCompletion	True if the combo's text box auto fills with the matched entry.
AutoDropdown	True if typing a character automatically opens the combo's list.
AutoSize	When True, the height of the edit box is set to the font height.
BackColor	Sets/returns the background color.
Bookmark	Sets/returns bookmark of current control row.
BookmarkType	Sets/returns the variant type used for passing bookmarks.
BorderAppearance	Controls the appearance (3D effects) of the cell borders.
BorderStyle	Sets/returns style for control border.
BoundColumn	Name of the RowSource field used to update DataField.
BoundText	Text value of the BoundColumn field.
Caption	Sets/returns caption for an object.
CaptionStyle	Controls the caption style for an object.
CellTips	Enables pop-up cell tip window when the cursor is idle.
CellTipsDelay	Sets/returns idle time for cell tip window.
CellTipsWidth	Sets/returns width of cell tip window.
Col	Sets/returns current column number.
ColumnFooters	Turns column footers on or off.
ColumnHeaders	Turns column headings on or off.
Columns	Contains a collection of True DBList columns.
ComboStyle	Sets/returns the display type of a combo box.
CurrentCellVisible	Sets/returns the visibility of the current cell.
DataChanged	Sets/returns modification status of the current row or cell.
DataField	Name of the DataSource field to be updated by user selection.
DataMode	Specifies bound or unbound mode.
DataSource	Source of data to be updated once a selection is made.
DeadAreaBackColor	Sets/returns the background color of the control's dead area.
DefColWidth	Specifies column width for auto-created columns.
DestinationCol	Returns destination column number during cell movement.
DestinationRow	Returns destination row bookmark during cell movement.
DestinationSplit	Returns destination split number during cell movement.
DropdownPosition	Sets/returns the position of the drop-down portion of the control.
DropdownWidth	Sets/returns the width of the drop-down portion of the control.
EditBackColor	Sets/returns the background color of the text box portion.
EditFont	Specifies the font used for the text box portion.
EditForeColor	Sets/returns the foreground color of the text box portion.
EditHeight	Sets/returns the height for the edit portion of the combo box.
EmptyRows	Enables empty rows in an underpopulated control.
Enabled	Enables or disables user interaction.
ErrorText	Returns the error message associated with the Error event.
EvenRowStyle	Controls the row style for even-numbered rows.
ExtendRightColumn	Returns current split extend column setting, sets all splits.
FetchRowStyle	Controls whether the FetchRowStyle event will be fired.
FirstRow	Bookmark of row occupying first display line.
Font	Specifies the overall font for a control.
FooterStyle	Controls the footing style for an object.
FootLines	Number of lines allocated for footing text.
ForeColor	Sets/returns the foreground color.
GapHeight	Sets/returns the distance between the edit portion and the drop-down portion of the combo box.
HeadingStyle	Controls the heading style for a control.
HeadLines	Number of lines allocated for heading text.
HighlightRowStyle	Controls the style of the current row.
HScrollHeight	Returns the horizontal scroll bar height, if present.
hWnd	Returns the window handle of the control.
IntegralHeight	Sets/returns a value that indicates the display of partial rows.
IsOpen	Indicates whether the drop-down list is opened or closed.
LayoutFileName	Sets/returns the name of a file containing list layouts.
LayoutName	Sets/returns the name of the current list layout.
Layouts	Returns a collection of layout names.
LeftCol	Sets/returns the leftmost visible column.
LimitToList	True if the NotInList event is fired when an item is not found.
ListCount	Returns the number of items in the list portion of a control.
ListField	Sets/returns the RowSource field used for incremental search.
Locked	If true, data entry prohibited for an object.
MatchEntryTimeout	Sets/returns the incremental search timeout value.
MaxComboItems	Sets the number of items to display in the drop-down portion of the combo box.
MouseIcon	Sets/returns a custom mouse icon.
MousePointer	Sets/returns the mouse pointer type.
MultipleLines	Controls whether individual records span multiple lines.
OddRowStyle	Controls the row style for odd-numbered rows.
OLEDragMode	Controls whether a list handles OLE drag operations.
OLEDropMode	Controls whether a list handles OLE drop operations.
PartialRightColumn	True if rightmost column can be clipped to edge of split.
RightToLeft	When True, applies right to left text functionality.
Row	Specifies display line of current data row.
RowDividerColor	Controls the row divider color.
RowDividerStyle	Selects style of row divider lines.
RowHeight	Specifies height of all control rows.
RowMember	Sets/returns the name of the row member used to populate the control.
RowSource	Specifies source of control data.
RowSubDividerColor	Controls the row subdivider color.
RowTracking	True if rows are highlighted as the mouse moves over them.
ScrollBars	Sets/returns scroll bar style for the control.
ScrollTips	Determines whether the list displays a pop-up window.
ScrollTrack	Controls whether the scrollbar thumb causes the control’s display to update with new data.
SelectedItem	Sets/returns the bookmark of the currently selected item.
SelEndCol	Sets/returns rightmost selected column.
SelLength	Sets/returns length of selected text.
SelStart	Sets/returns start of selected text.
SelStartCol	Sets/returns leftmost selected column.
SelText	Sets/returns the selected text.
Split	Sets/returns current split number.
Splits	Contains a collection of True DBList splits.
Style	Controls the normal style for a control.
Styles	Contains a collection of True DBList styles.
Text	Returns displayed cell text for the current row.
VisibleCols	Returns number of visible columns.
VisibleRows	Returns number of visible display rows.
VScrollWidth	Returns the vertical scroll bar width, if present.

TDBCombo Methods

AboutBox	Displays the About box.
AddItem	Adds an item.
AddRegexCellStyle	Adds a regular expression cell condition to a control.
CaptureImage	Returns a captured image of a control's display.
CellContaining	Identifies a row and column under an X, Y coordinate pair.
ClearFields	Clears the current column/field layout.
ClearRegexCellStyle	Removes a regular expression cell condition from a control.
ClearSelCols	Deselects all selected columns in the current split.
CloseCombo	Closes the list portion of the combo if it is open.
ColContaining	Identifies a column under an X coordinate.
GetBookmark	Returns a bookmark relative to the current row.
HoldFields	Uses the current column/field layout for all displays.
LoadLayout	Loads a saved layout.
OLEDrag	Initiates an OLE drag/drop operation.
OpenCombo	Opens the list portion of the combo if it is closed.
PointAt	Returns the kind of control element under an X, Y coordinate pair.
PostMsg	Posts a message to a control to fire the PostEvent event.
ReBind	Reinitializes a control from its data source.
Refresh	Updates a control's screen display.
RemoveItem	Removes an item.
RowBookmark	Returns the bookmark corresponding to a display row.
RowContaining	Identifies a row under a Y coordinate.
RowTop	Returns the Y position of a row's top border.
Scroll	Scrolls a control's data area.
SplitContaining	Identifies a split under an X, Y coordinate pair.

TDBCombo Events

Change	Occurs when text box contents change.
ClassicRead	Fired when the control requires unbound data for display.
Click	Fired when a mouse click occurs.
Close	Fired when control closes drop-down portion.
ColMove	Occurs before repainting when columns are moved.
ColResize	Occurs before repainting when a column is resized.
DblClick	Fired when a mouse double click occurs.
Error	Occurs when an associated action fails.
FetchCellStyle	Fired when the FetchStyle property is True for a column.
FetchCellTips	Fired when the CellTips property is set to True.
FetchRowStyle	Fired when the FetchRowStyle property is set to True.
FetchScrollTips	Fired when ScrollTips is set to 0 – None.
FirstRowChange	Fired when the FirstRow property changes.
FootClick	Occurs when a column footer has been clicked.
FormatText	Fired when specified by the NumberFormat property.
HeadClick	Occurs when a column header has been clicked.
ItemChange	Occurs when a different combo item is selected.
KeyDown	Occurs when a key is pressed.
KeyPress	Occurs when an ANSI key is pressed and released.
KeyUp	Occurs when a key is released.
LayoutReady	Fired when downloading of a layout file is complete.
LeftColChange	Fired when the LeftCol property changes.
Mismatch	If LimitToList is True, fired when combo item not found.
MouseDown	Occurs when a mouse button is pressed.
MouseMove	Occurs when the mouse moves.
MouseUp	Occurs when a mouse button is released.
NotInList	If LimitToList is True, fired when item not found.
OLECompleteDrag	Occurs when a drag action is performed or canceled.
OLEDragDrop	Occurs when a drop action is performed or canceled.
OLEDragOver	Occurs when a component is dragged over the combo.
OLEGiveFeedback	Occurs after every OLEDragOver event.
OLESetData	Occurs when data is requested in a particular format.
OLEStartDrag	Occurs when a drag operation is initiated.
Open	Fired when control opens drop-down portion.
OwnerDrawCell	Fired when an owner-drawn cell is about to be rendered.
Paint	Fired when the control repaints itself.
PostEvent	Occurs after a PostMsg method is called.
RowResize	Occurs when rows are resized.
RowSourceChanged	Fired when the RowSource changes.
Scroll	Occurs when the control is scrolled using the scroll bars.
SelChange	Occurs when the current selected cell range changes.
UnboundColumnFetch	Fetches unbound column data when the control is bound.
UnboundFindData	Fired when the control needs to find a row.
UnboundGetRelativeBookmark	Fired when the control needs a relative bookmark.
UnboundReadData	Fired when the control requires unbound data for display.
UnboundReadDataEx	Fired when the control requires unbound data for display.