TreeView Methods

Provide a method that is invoked when the control has focus and a window is activated.

Add a new tree view item as the last child item of a specified parent.

Return the contents of the control (or its identifying label).

Collapse a tree view item, hiding its child items.

Creates the underlying Win32 control

Provide a method that is invoked when the control has focus and a window is deactivated.

Call the default windows procedure for a control and set the EventReturnValue.

Delete all items of the tree view.

Delete a tree view item.

Disable a control (until a subsequent call to Control:Enable()).

Disable the WinXP theme for a control.

Provide the prototype dispatcher for events within the system when the control has focus; routing various events to their appropriate event handlers.

Begins in-place label editing of an item in the tree view.

Enable a control that was previously disabled.

Enable or disable drag-and-drop of items for the tree view.

Register a user-defined method to use for sorting items in the tree view.

Ensure that an item is visible in the tree view, expanding its parent item or scrolling the tree view if necessary.

Expand a tree view item, showing its child items.

Provide a method that is invoked when the control has focus and whenever part of the window needs repainting.

Provide a method that is invoked when the control has focus and the input focus changes from the current control to another (or vice versa).

Change the current font of the text control.

Return the first tree view item that is the target of a drag-and-drop operation.

Retrieve the Ex styles for the control.

Return the first child tree view item.

Return the first visible tree view item.

Return the tree view item at a particular position, if one exists.

Return a tree view item given its symbolic name.

Return the bounding box of a tree view item.

Return a tree view item's next sibling item.

Return a tree view item's next visible item.

Return a tree view item's parent item.

Return a tree view item's previous sibling item.

Return a tree view item's previous visible item.

Return the root tree view item.

Return the currently selected tree view item.

Retrieve the styles for the control.

Return the handle for a control.

Check if a border has been set for the control

Check if a style value has been set for the control

Hide a control so it is not visible (until a subsequent call to Control:Show()).

Provide a method that is invoked when the control has focus and a horizontal scroll bar is scrolled.

Return and optionally set whether Input Method Editor is enabled for this text control.

Insert a new tree view item as a child of a specified item and after a specified item in the tree view.

Report if this control is currently enabled.

Check if a exstyle value has been set for the control

Report if this control is currently readonly.

Check if a style value has been set for the control

Report if this control is visible (completely or partially) or hidden.

Provide a method that is invoked when the control has focus and a key on the keyboard is pressed.

Provide a method that is invoked when the control has focus and a key on the keyboard is released.

Connect a control to a data field in a data server.

Provide a method that is invoked when a pop-up menu owned by the control is about to pop up.

Provide a method that is invoked when an item on a menu owned by the control is highlighted.

Provide a method that is invoked when the control has focus, the mouse pointer is positioned over the window, and a mouse button is double-clicked.

Provide a method that is invoked when the control has focus, the mouse pointer is positioned over the window, and a mouse button is clicked.

Provide a method that is invoked when the control has focus, the mouse pointer is positioned over the window, and a mouse button is released.

Provide a method that is invoked when the control has focus and a mouse with one or more buttons clicked is moved in the window.

Provide a method that is invoked when the control has focus and the mouse is moved in the control.

Provide a method that is invoked when the control has focus and the control is moved (either by the user or by the application).

This is a compatibility method that is no longer used or needed.

Perform all the validations defined to this control's field specification (for example, required, maximum and minimum digits, maximum and minimum value, validation rule) and return the result of the test.

Register a timer method to be invoked for the control.

Removes the current BallonTip from the Edit control that has inherited from this class.

Send an ExposeEvent to repaint the control

Provide a method that is invoked when the control has focus and the control changes size.

Resume all drawing updates for a control (after Control:SuspendUpdate() is called).

Cause a tree view to select a tree view item, scroll the item into view, or redraw it as the target of a drag-and-drop operation.

Add a cue banner to the Edit control that has inherited from this class.

Set the exstyle for the control.

Pass input focus to a control, thereby directing all mouse and keyboard input to the control.

Update a tree view item within the tree view.

Change the parent handle for the control.

Set the style for the control.

Display a control so it is visible.

Add a BallonTip to the Edit control that has inherited from this class.

Sort the child tree view items of an item using the user-defined sort method specified by EnableSort().

Temporarily suspend all drawing updates for a control; drawing resumes with a call to Control:RestoreUpdate().

Provide a method to be invoked at specific intervals defined when the timer is registered though the RegisterTimer() method.

Toggle the expanded or collapsed state of a tree view item, showing or hiding its child items appropriately.

This method validates if the control has been created and when not then it triggers the control creation

Provide a method that is invoked when the control has focus and a vertical scroll bar is scrolled.