#include "wx/event.h"
#include "wx/scrolwin.h"
#include "wx/textctrl.h"
+#include "wx/pen.h"
+#include "wx/dynarray.h"
+#include "wx/timer.h"
-// -----------------------------------------------------------------------------
-// constants
-// -----------------------------------------------------------------------------
-
-// values for the `flags' parameter of wxTreeCtrl::HitTest() which determine
-// where exactly the specified point is situated:
-static const int wxTREE_HITTEST_NOWHERE = 0x0004;
- // on the bitmap associated with an item.
-static const int wxTREE_HITTEST_ONITEMICON = 0x0020;
- // on the label (string) associated with an item.
-static const int wxTREE_HITTEST_ONITEMLABEL = 0x0080;
- // anywhere on the item
-static const int wxTREE_HITTEST_ONITEM = wxTREE_HITTEST_ONITEMICON |
- wxTREE_HITTEST_ONITEMLABEL;
-
// -----------------------------------------------------------------------------
// forward declaration
// -----------------------------------------------------------------------------
-class wxImageList;
-class wxGenericTreeItem;
+class WXDLLEXPORT wxImageList;
+class WXDLLEXPORT wxGenericTreeItem;
+
+class WXDLLEXPORT wxTreeItemData;
-class wxTreeItemData;
-typedef int (*wxTreeItemCmpFunc)(wxTreeItemData *item1, wxTreeItemData *item2);
+class WXDLLEXPORT wxTreeRenameTimer;
+class WXDLLEXPORT wxTreeTextCtrl;
// -----------------------------------------------------------------------------
// wxTreeItemId - unique identifier of a tree element
wxGenericTreeItem *m_pItem;
};
+WX_DECLARE_OBJARRAY(wxTreeItemId, wxArrayTreeItemIds);
+
// ----------------------------------------------------------------------------
// wxTreeItemData is some (arbitrary) user class associated with some item.
//
// Because the objects of this class are deleted by the tree, they should
// always be allocated on the heap!
// ----------------------------------------------------------------------------
+
class WXDLLEXPORT wxTreeItemData: public wxClientData
{
friend class wxTreeCtrl;
wxTreeItemId m_pItem;
};
-// -----------------------------------------------------------------------------
-// wxTreeEvent - the event generated by the tree control
-// -----------------------------------------------------------------------------
-class WXDLLEXPORT wxTreeEvent : public wxNotifyEvent
-{
-friend class wxTreeCtrl;
-public:
- wxTreeEvent(wxEventType commandType = wxEVT_NULL, int id = 0);
-
- // accessors
- // get the item on which the operation was performed or the newly
- // selected item for wxEVT_COMMAND_TREE_SEL_CHANGED/ING events
- wxTreeItemId GetItem() const { return m_item; }
-
- // for wxEVT_COMMAND_TREE_SEL_CHANGED/ING events, get the previously
- // selected item
- wxTreeItemId GetOldItem() const { return m_itemOld; }
-
- // the point where the mouse was when the drag operation started (for
- // wxEVT_COMMAND_TREE_BEGIN_(R)DRAG events only)
- wxPoint GetPoint() const { return m_pointDrag; }
-
- // keyboard code (for wxEVT_COMMAND_TREE_KEY_DOWN only)
- int GetCode() const { return m_code; }
-
- // set return code for wxEVT_COMMAND_TREE_ITEM_{EXPAND|COLLAPS}ING events
- // call this to forbid the change in item status
- void Veto() { m_code = TRUE; }
-
- // for implementation usage only
- bool WasVetoed() const { return m_code; }
-
-private:
- // @@ we could save some space by using union here
- int m_code;
- wxTreeItemId m_item,
- m_itemOld;
- wxPoint m_pointDrag;
-
- DECLARE_DYNAMIC_CLASS(wxTreeEvent)
-};
-
-typedef void (wxEvtHandler::*wxTreeEventFunction)(wxTreeEvent&);
-
-// ----------------------------------------------------------------------------
-// macros for handling tree control events
-// ----------------------------------------------------------------------------
-
-// GetItem() returns the item being dragged, GetPoint() the mouse coords
-#define EVT_TREE_BEGIN_DRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-#define EVT_TREE_BEGIN_RDRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_RDRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-
-// GetItem() returns the itme whose label is being edited
-#define EVT_TREE_BEGIN_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-#define EVT_TREE_END_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_END_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-
-// provide/update information about GetItem() item
-#define EVT_TREE_GET_INFO(id, fn) { wxEVT_COMMAND_TREE_GET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-#define EVT_TREE_SET_INFO(id, fn) { wxEVT_COMMAND_TREE_SET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-
-// GetItem() is the item being expanded/collapsed, the "ING" versions can use
-#define EVT_TREE_ITEM_EXPANDED(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-#define EVT_TREE_ITEM_EXPANDING(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-#define EVT_TREE_ITEM_COLLAPSED(id, fn) { wxEVT_COMMAND_TREE_ITEM_COLLAPSED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-#define EVT_TREE_ITEM_COLLAPSING(id, fn) { wxEVT_COMMAND_TREE_ITEM_COLLAPSING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
-
-// GetOldItem() is the item which had the selection previously, GetItem() is
-// the item which acquires selection
-#define EVT_TREE_SEL_CHANGED(id, fn) { wxEVT_COMMAND_TREE_SEL_CHANGED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
-#define EVT_TREE_SEL_CHANGING(id, fn) { wxEVT_COMMAND_TREE_SEL_CHANGING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
-
-// GetCode() returns the key code
-// NB: this is the only message for which GetItem() is invalid (you may get the
-// item from GetSelection())
-#define EVT_TREE_KEY_DOWN(id, fn) { wxEVT_COMMAND_TREE_KEY_DOWN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
-
-// GetItem() returns the item being deleted, the associated data (if any) will
-// be deleted just after the return of this event handler (if any)
-#define EVT_TREE_DELETE_ITEM(id, fn) { wxEVT_COMMAND_TREE_DELETE_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL },
-
-// GetItem() returns the item that was activated (double click, enter, space)
-#define EVT_TREE_ITEM_ACTIVATED(id, fn) { wxEVT_COMMAND_TREE_ITEM_ACTIVATED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL },
-
// -----------------------------------------------------------------------------
// wxTreeCtrl - the tree control
// -----------------------------------------------------------------------------
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxTR_HAS_BUTTONS | wxTR_LINES_AT_ROOT,
- const wxValidator &validator = wxDefaultValidator,
- const wxString& name = "wxTreeCtrl")
+ const wxValidator &validator = wxDefaultValidator,
+ const wxString& name = wxTreeCtrlNameStr)
{
Create(parent, id, pos, size, style, validator, name);
}
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxTR_HAS_BUTTONS | wxTR_LINES_AT_ROOT,
- const wxValidator &validator = wxDefaultValidator,
- const wxString& name = "wxTreeCtrl");
+ const wxValidator &validator = wxDefaultValidator,
+ const wxString& name = wxTreeCtrlNameStr);
// accessors
// ---------
unsigned int GetIndent() const { return m_indent; }
void SetIndent(unsigned int indent);
+ // spacing is the number of pixels between the start and the Text
+ unsigned int GetSpacing() const { return m_spacing; }
+ void SetSpacing(unsigned int spacing);
+
// image list: these functions allow to associate an image list with
// the control and retrieve it. Note that the control does _not_ delete
// the associated image list when it's deleted in order to allow image
// retrieve items label
wxString GetItemText(const wxTreeItemId& item) const;
- // get the normal item image
- int GetItemImage(const wxTreeItemId& item) const;
- // get the selected item image
- int GetItemSelectedImage(const wxTreeItemId& item) const;
+ // get one of the images associated with the item (normal by default)
+ int GetItemImage(const wxTreeItemId& item,
+ wxTreeItemIcon which = wxTreeItemIcon_Normal) const;
// get the data associated with the item
wxTreeItemData *GetItemData(const wxTreeItemId& item) const;
// set items label
void SetItemText(const wxTreeItemId& item, const wxString& text);
- // set the normal item image
- void SetItemImage(const wxTreeItemId& item, int image);
- // set the selected item image
- void SetItemSelectedImage(const wxTreeItemId& item, int image);
+ // get one of the images associated with the item (normal by default)
+ void SetItemImage(const wxTreeItemId& item, int image,
+ wxTreeItemIcon which = wxTreeItemIcon_Normal);
// associate some data with the item
void SetItemData(const wxTreeItemId& item, wxTreeItemData *data);
// the item will be shown in bold
void SetItemBold(const wxTreeItemId& item, bool bold = TRUE);
+ // set the items text colour
+ void SetItemTextColour(const wxTreeItemId& item, const wxColour& col);
+
+ // set the items background colour
+ void SetItemBackgroundColour(const wxTreeItemId& item, const wxColour& col);
+
+ // set the items font (should be of the same height for all items)
+ void SetItemFont(const wxTreeItemId& item, const wxFont& font);
+
// item status inquiries
// ---------------------
// get the item currently selected (may return NULL if no selection)
wxTreeItemId GetSelection() const { return m_current; }
+ // get the items currently selected, return the number of such item
+ size_t GetSelections(wxArrayTreeItemIds&) const;
+
// get the parent of this item (may return NULL if root)
wxTreeItemId GetParent(const wxTreeItemId& item) const;
wxTreeItemId GetFirstChild(const wxTreeItemId& item, long& cookie) const;
// get the next child
wxTreeItemId GetNextChild(const wxTreeItemId& item, long& cookie) const;
+ // get the last child of this item - this method doesn't use cookies
+ wxTreeItemId GetLastChild(const wxTreeItemId& item) const;
// get the next sibling of this item
wxTreeItemId GetNextSibling(const wxTreeItemId& item) const;
int image = -1, int selectedImage = -1,
wxTreeItemData *data = NULL);
+ // insert a new item before the one with the given index
+ wxTreeItemId InsertItem(const wxTreeItemId& parent,
+ size_t index,
+ const wxString& text,
+ int image = -1, int selectedImage = -1,
+ wxTreeItemData *data = NULL);
+
// insert a new item in as the last child of the parent
wxTreeItemId AppendItem(const wxTreeItemId& parent,
const wxString& text,
// delete this item and associated data if any
void Delete(const wxTreeItemId& item);
+ // delete all children (but don't delete the item itself)
+ // NB: this won't send wxEVT_COMMAND_TREE_ITEM_DELETED events
+ void DeleteChildren(const wxTreeItemId& item);
// delete all items from the tree
+ // NB: this won't send wxEVT_COMMAND_TREE_ITEM_DELETED events
void DeleteAllItems();
// expand this item
// remove the selection from currently selected item (if any)
void Unselect();
+ void UnselectAll();
// select this item
- void SelectItem(const wxTreeItemId& item);
+ void SelectItem(const wxTreeItemId& item, bool unselect_others=TRUE, bool extended_select=FALSE);
// make sure this item is visible (expanding the parent item and/or
// scrolling to this item if necessary)
void EnsureVisible(const wxTreeItemId& item);
wxTreeItemId HitTest(const wxPoint& point)
{ int dummy; return HitTest(point, dummy); }
wxTreeItemId HitTest(const wxPoint& point, int& flags);
-
- // start editing the item label: this (temporarily) replaces the item
+
+ // Start editing the item label: this (temporarily) replaces the item
// with a one line edit control. The item will be selected if it hadn't
- // been before. textCtrlClass parameter allows you to create an edit
- // control of arbitrary user-defined class deriving from wxTextCtrl.
- wxTextCtrl* EditLabel(const wxTreeItemId& item,
- wxClassInfo* textCtrlClass = CLASSINFO(wxTextCtrl));
- // returns the same pointer as StartEdit() if the item is being edited,
- // NULL otherwise (it's assumed that no more than one item may be
- // edited simultaneously)
- wxTextCtrl* GetEditControl() const;
- // end editing and accept or discard the changes to item label
- void EndEditLabel(const wxTreeItemId& item, bool discardChanges = FALSE);
-
- // sort the children of this item using the specified callback function
- // (it should return -1, 0 or +1 as usual), if it's not specified
- // alphabetical comparaison is performed.
+ // been before.
+ void EditLabel( const wxTreeItemId& item ) { Edit( item ); }
+ void Edit( const wxTreeItemId& item );
+
+ // sorting
+ // this function is called to compare 2 items and should return -1, 0
+ // or +1 if the first item is less than, equal to or greater than the
+ // second one. The base class version performs alphabetic comparaison
+ // of item labels (GetText)
+ virtual int OnCompareItems(const wxTreeItemId& item1,
+ const wxTreeItemId& item2);
+ // sort the children of this item using OnCompareItems
//
- // NB: this function is not reentrant!
- void SortChildren(const wxTreeItemId& item,
- wxTreeItemCmpFunc *cmpFunction = NULL);
+ // NB: this function is not reentrant and not MT-safe (FIXME)!
+ void SortChildren(const wxTreeItemId& item);
+
+ // deprecated functions: use Set/GetItemImage directly
+ // get the selected item image
+ int GetItemSelectedImage(const wxTreeItemId& item) const
+ { return GetItemImage(item, wxTreeItemIcon_Selected); }
+ // set the selected item image
+ void SetItemSelectedImage(const wxTreeItemId& item, int image)
+ { SetItemImage(item, image, wxTreeItemIcon_Selected); }
+
+ // implementation only from now on
+ // callbacks
void OnPaint( wxPaintEvent &event );
void OnSetFocus( wxFocusEvent &event );
void OnKillFocus( wxFocusEvent &event );
void OnMouse( wxMouseEvent &event );
void OnIdle( wxIdleEvent &event );
+ // implementation helpers
+ void SendDeleteEvent(wxGenericTreeItem *itemBeingDeleted);
+
+ void DrawBorder(const wxTreeItemId& item);
+ void DrawLine(const wxTreeItemId& item, bool below);
+
protected:
+ friend class wxGenericTreeItem;
+ friend class wxTreeRenameTimer;
+ friend class wxTreeTextCtrl;
+
+ wxFont m_normalFont;
+ wxFont m_boldFont;
+
wxGenericTreeItem *m_anchor;
- wxGenericTreeItem *m_current;
+ wxGenericTreeItem *m_current, *m_key_current, *m_currentEdit;
bool m_hasFocus;
bool m_dirty;
int m_xScroll,m_yScroll;
unsigned int m_indent;
+ unsigned int m_spacing;
int m_lineHeight;
wxPen m_dottedPen;
wxBrush *m_hilightBrush;
wxImageList *m_imageListNormal,
*m_imageListState;
+ int m_dragCount;
+ wxPoint m_dragStart;
+ bool m_isDragging; // true between BEGIN/END drag events
+ wxGenericTreeItem *m_dropTarget;
+ wxCursor m_oldCursor; // cursor is changed while dragging
+ wxGenericTreeItem *m_oldSelection;
+
+ wxTimer *m_renameTimer;
+ bool m_renameAccept;
+ wxString m_renameRes;
+
// the common part of all ctors
void Init();
wxTreeItemData *data);
void AdjustMyScrollbars();
+ int GetLineHeight(wxGenericTreeItem *item) const;
void PaintLevel( wxGenericTreeItem *item, wxDC& dc, int level, int &y );
void PaintItem( wxGenericTreeItem *item, wxDC& dc);
void CalculateLevel( wxGenericTreeItem *item, wxDC &dc, int level, int &y );
void CalculatePositions();
+ void CalculateSize( wxGenericTreeItem *item, wxDC &dc );
void RefreshSubtree( wxGenericTreeItem *item );
void RefreshLine( wxGenericTreeItem *item );
+ void OnRenameTimer();
+ void OnRenameAccept();
+
+ void FillArray(wxGenericTreeItem*, wxArrayTreeItemIds&) const;
+ void SelectItemRange( wxGenericTreeItem *item1, wxGenericTreeItem *item2 );
+ bool TagAllChildrenUntilLast(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select);
+ bool TagNextChildren(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select);
+ void UnselectAllChildren( wxGenericTreeItem *item );
+
+ void DrawDropEffect(wxGenericTreeItem *item);
+
private:
DECLARE_EVENT_TABLE()
DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
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