The DBListBox class implements the DBListBox development environment component that edits and displays data in the form of string list of equal length.
| Property name | Brief description | |
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The DataField property determines the field name in the data source, with which the component is linked. | |
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The DataSource property binds the DBListBox component to the data set that contains the DataField field. | |
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The Field property returns parameters of the field, with which the component is connected. | |
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The ReadOnly property determines whether the user can edit the current field value. |
| Property name | Brief description | |
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BorderStyle | The BorderStyle property determines a component border style. |
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Columns | The Columns property determines the number of columns, in which the elements (lines) of the list are displayed. |
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IntegralHeight | The IntegralHeight property determines whether the list element is displayed if the element does not fully fit into the component window, by adjusting the component height. |
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ItemHeight | The ItemHeight property determines the height of the elements (strings) of the list. |
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ItemIndex | The ItemIndex property determines index of the last selected component element. |
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Items | The Items property determines the list of component lines. |
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MultiSelect | The MultiSelect property determines whether the multiple selection of elements (lines) from the list is possible. |
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SelCount | The SelCount property returns the number of selected elements. |
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Selected | The Selected property determines whether the specified element is selected. |
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Sorted | The Sorted property determines whether the elements (lines) in the list are sorted automatically in the alphabetical order. |
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TabWidth | The TabWidth property determines width of the tabulation character. |
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TopIndex | The TopIndex property determines index of the first visible line in the component. |
| Property name | Brief description | |
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Align | The Align property determines component alignment within its parent component. |
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AllowDrag | The AllowDrag property determines whether an object can be dragged from a component. |
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AllowDrop | The AllowDrop property determines whether the component can accept a dragged object. |
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Anchors | The Anchors property returns settings determining % of the resize for the current component when the parent component is resized. |
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Brush | The Brush property determines the brush that is used to fill the component area. |
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ClientHeight | The ClientHeight property determines the height of the client component area. |
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ClientWidth | The ClientWidth property determines the width of the client component area. |
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Color | The Color property determines color of the component background. |
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Cursor | The Cursor property determines how the cursor looks like when is it hovered over a component during form execution. |
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Enabled | The Enabled property determines whether a component is available for the user. |
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Focused | The Focused property returns True if the focus is set to the component. |
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Font | The Font property determines parameters of the font that is used to display text in the component. |
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Height | The Height property determines component height in pixels. |
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HelpContext | The HelpContext property determines a unique index for a section of a context help for this component. |
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Hint | The Hint property determines a tooltip text displayed on hovering over the component. |
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HintTimeout | The HintTimeout property determines for how long a tooltip is displayed. |
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Left | The Left property determines a coordinate of the component left edge in pixels. |
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Parent | The Parent property determines a parent component. |
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ParentColor | The ParentColor property determines whether a component inherits the color of the parent component. |
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ParentFont | The ParentFont property determines whether a component uses the font of the parent component. |
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ParentShowHint | The ParentShowHint property determines when a tooltip is displayed. |
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PopupMenu | The PopupMenu property determines the context menu displayed when the component is clicked with the right mouse button. |
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Scrolls | The Scrolls property returns parameters of component's scrollbars. |
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ShowHint | The ShowHint property determines whether a tooltip is displayed when the component is hovered. |
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TabOrder | The TabOrder property determines a component position in a tab order. |
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TabStop | The TabStop property determines whether the component must be focused when the Tab button is pressed. |
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Text | The Text property determines a row identifying a component for the user. |
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Top | The Top property determines a coordinate of the component top edge in pixels. |
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Visible | The Visible property determines whether the component is displayed when a form is executed. |
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Width | The Width property sets component width in pixels. |
| Property name | Brief description | |
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ComponentCount | The ComponentCount property returns the number of child components located on the parent component. |
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Components | The Components property returns a child component, which index is passed via the input parameter. |
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Data | The Data property is used to store any custom data. |
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Name | The Name property determines the component name. |
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Tag | The Tag property is not used by the compiler. The user can change the value of this property and use it at his discretion. |
| Method name | Brief description | |
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The ClientToScreen method converts point coordinates specified relative to the component's coordinate system into screen coordinates. | |
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The DoDragDrop method enables the user to start dragging operation. | |
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The GetImage method returns a graphic presentation of a component together with all child components. | |
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The ScreenToClient method converts point's screen coordinates into coordinates specified relative to the component's coordinate system. | |
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The SetFocus method sets focus to this component. |
| Event name | Brief description | |
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The OnBeginDrag event occurs for the component when the user starts to drag an object from the component. | |
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The OnClick event occurs if the user clicks the component area. | |
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The OnControlMove event occurs when the component is moved. | |
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The OnControlResize event occurs when the component is resized. | |
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The OnDblClick event occurs if the user double-clicks the component area. | |
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The OnDragDrop event occurs for the component if the user drops a dragged object over it. | |
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The OnDragEnter event occurs when a dragged object enters the component area. | |
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The OnDragLeave event occurs when a dragged object leaves component borders. | |
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The OnDragOver event occurs for the component when the user drags an object over it. | |
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The OnEnter event occurs when the component receives focus. | |
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The OnExit event occurs when the component loses focus. | |
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The OnHScroll event occurs when horizontal scrollbar slider changes its position. | |
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The OnKeyDown event occurs if the component is focused and a keyboard key is pressed. | |
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The OnKeyPress event occurs if the component is focused when the user presses a character key. | |
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The OnKeyPreview event occurs prior to each event related to key pressing. | |
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The OnKeyUp event occurs if the component is focused and the user releases any button previously pressed. | |
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The OnMouseDown event occurs if the pointer is in the component area and a mouse key is pressed. | |
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The OnMouseEnter event occurs when mouse cursor enters the component area. | |
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The OnMouseHover event occurs when mouse cursor is held in the component area. | |
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The OnMouseLeave event occurs when mouse cursor leaves the component area. | |
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The OnMouseMove event occurs when the cursor is moved over the component. | |
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The OnMouseUp event occurs when the mouse button is released and the cursor is in the component area. | |
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The OnMouseWheel event occurs if the component is focused when the user rotates a mouse wheel. | |
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The OnVScroll event occurs when vertical scrollbar slider changes its position. |
See also: