## wxTreeEvent

A tree event holds information about events associated with wxTreeCtrl objects.

Derived from

wxNotifyEvent
wxCommandEvent
wxEvent
wxObject

Include files

<wx/treectrl.h>

Event table macros

To process input from a tree control, use these event handler macros to direct input to member functions that take a wxTreeEvent argument.

EVT_TREE_BEGIN_DRAG(id, func) | Begin dragging with the left mouse button.
EVT_TREE_BEGIN_RDRAG(id, func) | Begin dragging with the right mouse button.
EVT_TREE_END_DRAG(id, func) | Drag ended (drop).
EVT_TREE_BEGIN_LABEL_EDIT(id, func) | Begin editing a label. This can be prevented by calling Veto().
EVT_TREE_END_LABEL_EDIT(id, func) | Finish editing a label. This can be prevented by calling Veto().
EVT_TREE_DELETE_ITEM(id, func) | Delete an item.
EVT_TREE_GET_INFO(id, func) | Request information from the application.
EVT_TREE_SET_INFO(id, func) | Information is being supplied.
EVT_TREE_ITEM_EXPANDED(id, func) | Parent has been expanded.
EVT_TREE_ITEM_EXPANDING(id, func) | Parent is being expanded. This can be prevented by calling Veto().
EVT_TREE_SEL_CHANGED(id, func) | Selection has changed.
EVT_TREE_SEL_CHANGING(id, func) | Selection is changing. This can be prevented by calling Veto().
EVT_TREE_KEY_DOWN(id, func) | A key has been pressed.

See also

wxTreeCtrl

Members

wxTreeEvent::wxTreeEvent
wxTreeEvent::GetItem
wxTreeEvent::GetOldItem
wxTreeEvent::GetPoint()
wxTreeEvent::GetCode
wxTreeEvent::GetLabel

### wxTreeEvent::wxTreeEvent

wxTreeEvent(WXTYPE commandType = 0, int id = 0)

Constructor.

### wxTreeEvent::GetItem

wxTreeItemId GetItem() const

Returns he item (valid for all events).

### wxTreeEvent::GetOldItem

wxTreeItemId GetOldItem() const

Returns the old item index (valid for EVT_TREE_ITEM_CHANGING and CHANGED events)

### wxTreeEvent::GetPoint()

wxPoint GetPoint() const

Returns the position of the mouse pointer if the event is a drag event.

### wxTreeEvent::GetCode

int GetCode() const

The key code if the event was is a key event.

### wxTreeEvent::GetLabel

const wxString& GetLabel() const

Returns the label if the event was a begin or end edit label event.