ListView

Description

The ListView class implements the ListView development environment component that is used to display collections of elements in various views.

Properties inherited from IListView

  Property name Brief description
The Arrangement property determines the method of alignment of component elements.
The AutoArrange property determines whether the elements should be arranged automatically in regular series when their number is changed.
The BorderStyle property determines a style of the frame that outlines the component.
The Checkboxes property determines whether the elements of the component have checkboxes.
The ColumnClick property determines whether click is processed on column headers.
The Columns property returns the collection of component columns.
The FocusedItem property determines the component element that is focused.
The GridLines property determines whether gridlines are displayed.
The HeaderMenu property determines the context menu that is called on clicking the additional mouse button on the component header.
The HideSelection property determines whether the selection is displayed in the component when the focus is passed to another component.
The HighlightTrack property determines whether to highlight element on mouse over.
The HotTrackStyles property determines a highlighting style of the elements that are hovered over.
The HoverTime property determines the time interval, after which the element, over which the mouse cursor hovers, should be highlighted.
The ItemHeight property determines a height of component elements.
The Items property returns the collection of component elements.
The LargeImages property determines a source of large icons.
The MultiSelect property determines whether multiple selection of the list elements is possible.
The ReadOnly property determines whether it is possible to make changes in the list.
The RowSelect property determines whether it is necessary to highlight the whole string of the selected element.
The SelectedCount property returns the number of selected component elements.
The SelectedItem property determines the selected component element.
The ShowColumnHeaders property determines whether column headers are displayed.
The ShowHeaderButton property determines whether to show the button that opens column headers menu.
The ShowHints property determines whether a tooltip should appear if the mouse cursor is kept over the element.
The SmallImages property determines a source of small icons.
The SortColumn property determines index of the column, by which sorting is executed.
The SortType property determines a type of component sorting.
The StateImages property determines a list of images that are used to indicate the state of elements.
The Style property determines a style of component elements displaying.
The TrackSelect property determines whether the component element should be selected if the mouse cursor is kept over it.
The WrapText property determines whether element text can be wrapped into several lines if it exceeds icon borders.

Properties inherited from IControl

  Property name Brief description
The Align property determines component alignment within its parent component.
The AllowDrag property determines whether an object can be dragged from a component.
The AllowDrop property determines whether a component can accept a dragged object.
The Anchors property returns settings determining % of the resize for the current component when the parent component is resized.
The Brush property determines the brush that is used to fill the component area.
The ClientHeight property determines the height of the client component area.
The ClientWidth property determines the width of the client component area.
The Color property determines a component background color.
The Cursor property determines how the cursor looks like when is it hovered over a component during form execution.
The Enabled property determines whether a component is available for the user.
The Focused property returns True if the focus is set to the component.
The Font property determines parameters of the font that is used to display text in a component.
The Height property determines component height in pixels.
The HelpContext property determines a unique index for a section of a context help for this component.
The Hint property determines a tooltip text displayed on hovering over a component.
The HintTimeout property determines for how long a tooltip is displayed.
The Left property determines a coordinate of the component left edge in pixels.
The Parent property determines a parent component.
The ParentColor property determines whether a component inherits the color of the parent component.
The ParentFont property determines whether a component uses the font of the parent component.
The ParentShowHint property determines when a tooltip is displayed.
The PopupMenu property determines the context menu displayed when a component is clicked with the right mouse button.
The Scrolls property returns parameters of component's scrollbars.
The ShowHint property determines whether a tooltip is displayed when a component is hovered.
The TabOrder property determines a component position in a tab order.
The TabStop property determines whether the component must be focused when the Tab button is pressed.
The Text property determines a row identifying a component for the user.
The Top property determines a coordinate of the component top edge in pixels.
The Visible property determines whether the component is displayed when a form is executed.
The Width property determines horizontal size of a component in pixels.

Properties inherited from IComponent

  Property name Brief description
ComponentCount The ComponentCount property returns the number of child components located on the parent component.
Components The Components property returns the child component, which index is passed by the input parameter.
Data The Data property is used to store any custom data.
Name The Name property determines a component name.
Tag The compiler does not use the Tag property. The user can change the value of the Tag property and use it as he wishes.

Methods inherited from IListView

  Method name Brief description
The AdjustWidth method adjusts automatically width of the column taking into account its contents.
The GetItemAt method enables the user to receive the component element in the specified point.
The HitTest method is an extension of the GetItemAt method.
The InsertControl method inserts a component to the component element area.

Methods inherited from IControl

   Method name Brief description
Outdated.The BringToFront method brings the component to front.
The ClientToScreen method converts point coordinates specified relative to the component's coordinate system into screen coordinates.
The DoDragDrop method enables the user to start dragging operation.
The GetImage method returns a graphic presentation of a component together with all child components.
The ScreenToClient method converts point's screen coordinates into coordinates specified relative to the component's coordinate system.
Outdated. The SendToBack method sends the component to back.
The SetFocus method sets focus to this component.

Events

  Event name Brief description
The OnChecked event occurs after selecting an element in the list.
The OnChecking event occurs when the user starts selecting a list element.
The OnColumnClick event occurs when the user clicks on the header of one of the component columns.
The OnCompareItems event occurs on comparing two elements when executing sorting in a component column.
  The OnDeletion event occurs on removing an element from the component.
The OnEdited event occurs on exiting the edit mode of field contents of the current component record.
The OnEditing event occurs on switching to the edit mode for the current component element.
The OnFocusChange event occurs when focus is passed to another element of the component.
The OnFocusChanging event occurs before focus is changed for the component element.
The OnGetHint event occurs when a tooltip is displayed for the element, over which the mouse cursor has stopped.
The OnHover event occurs when the mouse cursor hovers over the element, and the component element is underlined.
The OnInsert event occurs on inserting a new component element.
The OnSelectingItem event occurs before changing selection for the component element.
The OnSelectItem event occurs on changing selection for the component element.

Events inherited from IControl

  Event name Brief description
The OnBeginDrag event occurs for a component, when the user starts to drag an object from the component.
The OnClick event occurs if the user clicks a component area with the main mouse button.
The OnControlMove event occurs when the component is moved.
The OnControlResize event occurs when the component is resized.
The OnDblClick event occurs if the user double-clicks the component area with the mouse button.
The OnDragDrop event occurs for the component if the user drops a dragged object over it.
The OnDragEnter event occurs when a dragged object enters the component area.
The OnDragLeave event occurs when a dragged object leaves component borders.
The OnDragOver event occurs for the component when the user drags an object over it.
The OnEnter event occurs when the component receives focus.
The OnExit event occurs when the component loses focus.
The OnHScroll event occurs when horizontal scrollbar slider changes its position.
The OnKeyDown event occurs if the component is focused and a keyboard key is pressed.
The OnKeyPress event occurs if the component is focused when the user presses a character key.
The OnKeyPreview event occurs prior to each event related to key pressing.
The OnKeyUp event occurs if the component is focused and the user releases any button previously pressed.
The OnMouseDown event occurs if the pointer is in the component area and a mouse key is pressed.
The OnMouseEnter event occurs when the mouse cursor enters the component area.
The OnMouseHover event occurs when the mouse cursor is held in the component area.
The OnMouseLeave event occurs when the mouse cursor leaves the component area.
The OnMouseMove event occurs when the mouse cursor moves over a component.
The OnMouseUp event occurs when the mouse button is released and the cursor is in the component area.
The OnMouseWheel event occurs if the component is focused when the user rotates a mouse wheel.
The OnVScroll event occurs when vertical scrollbar slider changes its position.

See also:

Forms Assembly Classes