/////////////////////////////////////////////////////////////////////////////
-// Name: treectrl.h
+// Name: wx/msw/treectrl.h
// Purpose: wxTreeCtrl class
// Author: Julian Smart
// Modified by: Vadim Zeitlin to be less MSW-specific on 10/10/98
// Created: 01/02/97
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifndef _WX_TREECTRL_H_
-#define _WX_TREECTRL_H_
+#ifndef _WX_MSW_TREECTRL_H_
+#define _WX_MSW_TREECTRL_H_
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
- #pragma interface "treectrl.h"
-#endif
-#include "wx/control.h"
-#include "wx/event.h"
+#if wxUSE_TREECTRL
-#ifdef __GNUWIN32__
-# ifdef GetFirstChild
-# undef GetFirstChild
-# endif
+#include "wx/textctrl.h"
+#include "wx/dynarray.h"
+#include "wx/treebase.h"
+#include "wx/hashmap.h"
-# ifdef GetNextSibling
-# undef GetNextSibling
-# endif
-#endif
-
-// the type for "untyped" data
-typedef long wxDataType;
+#ifdef __GNUWIN32__
+ // Cygwin windows.h defines these identifiers
+ #undef GetFirstChild
+ #undef GetNextSibling
+#endif // Cygwin
// fwd decl
-class WXDLLEXPORT wxImageList;
-struct WXDLLEXPORT wxTreeViewItem;
-
-// a callback function used for sorting tree items, it should return -1 if the
-// first item precedes the second, +1 if the second precedes the first or 0 if
-// they're equivalent
-class wxTreeItemData;
-
-// ----------------------------------------------------------------------------
-// constants
-// ----------------------------------------------------------------------------
-
-// values for the `flags' parameter of wxTreeCtrl::HitTest() which determine
-// where exactly the specified point is situated:
- // above the client area.
-static const int wxTREE_HITTEST_ABOVE = 0x0001;
- // below the client area.
-static const int wxTREE_HITTEST_BELOW = 0x0002;
- // in the client area but below the last item.
-static const int wxTREE_HITTEST_NOWHERE = 0x0004;
- // on the button associated with an item.
-static const int wxTREE_HITTEST_ONITEMBUTTON = 0x0010;
- // on the bitmap associated with an item.
-static const int wxTREE_HITTEST_ONITEMICON = 0x0020;
- // in the indentation associated with an item.
-static const int wxTREE_HITTEST_ONITEMINDENT = 0x0040;
- // on the label (string) associated with an item.
-static const int wxTREE_HITTEST_ONITEMLABEL = 0x0080;
- // in the area to the right of an item.
-static const int wxTREE_HITTEST_ONITEMRIGHT = 0x0100;
- // on the state icon for a tree view item that is in a user-defined state.
-static const int wxTREE_HITTEST_ONITEMSTATEICON = 0x0200;
- // to the right of the client area.
-static const int wxTREE_HITTEST_TOLEFT = 0x0400;
- // to the left of the client area.
-static const int wxTREE_HITTEST_TORIGHT = 0x0800;
- // anywhere on the item
-static const int wxTREE_HITTEST_ONITEM = wxTREE_HITTEST_ONITEMICON |
- wxTREE_HITTEST_ONITEMLABEL |
- wxTREE_HITTEST_ONITEMSTATEICON;
-
-// NB: all the following flags are for compatbility only and will be removed in the
-// next versions
-
-// flags for deprecated `Expand(int action)'
-enum
-{
- wxTREE_EXPAND_EXPAND,
- wxTREE_EXPAND_COLLAPSE,
- wxTREE_EXPAND_COLLAPSE_RESET,
- wxTREE_EXPAND_TOGGLE
-};
-
-// flags for deprecated InsertItem() variant
-#define wxTREE_INSERT_FIRST 0xFFFF0001
-#define wxTREE_INSERT_LAST 0xFFFF0002
-
-// ----------------------------------------------------------------------------
-// wxTreeItemId identifies an element of the tree. In this implementation, it's
-// just a trivial wrapper around Win32 HTREEITEM. It's opaque for the
-// application.
-// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxTreeItemId
-{
-public:
- // ctors
- // 0 is invalid value for HTREEITEM
- wxTreeItemId() { m_itemId = 0; }
-
- // default copy ctor/assignment operator are ok for us
-
- // accessors
- // is this a valid tree item?
- bool IsOk() const { return m_itemId != 0; }
-
- // conversion to/from either real (system-dependent) tree item id or
- // to "long" which used to be the type for tree item ids in previous
- // versions of wxWindows
-
- // for wxTreeCtrl usage only
- wxTreeItemId(WXHTREEITEM itemId) { m_itemId = (long)itemId; }
- operator WXHTREEITEM() const { return (WXHTREEITEM)m_itemId; }
-
- void operator=(WXHTREEITEM item) { m_itemId = (long) item; }
-
-protected:
- long m_itemId;
-};
-
-// ----------------------------------------------------------------------------
-// wxTreeItemData is some (arbitrary) user class associated with some item. The
-// main advantage of having this class (compared to old untyped interface) is
-// that wxTreeItemData's are destroyed automatically by the tree and, as this
-// class has virtual dtor, it means that the memory will be automatically
-// freed. OTOH, we don't just use wxObject instead of wxTreeItemData because
-// the size of this class is critical: in any real application, each tree leaf
-// will have wxTreeItemData associated with it and number of leaves may be
-// quite big.
-//
-// Because the objects of this class are deleted by the tree, they should
-// always be allocated on the heap!
-// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxTreeItemData : private wxTreeItemId
-{
-public:
- // default ctor/copy ctor/assignment operator are ok
-
- // dtor is virtual and all the items are deleted by the tree control when
- // it's deleted, so you normally don't have to care about freeing memory
- // allocated in your wxTreeItemData-derived class
- virtual ~wxTreeItemData() { }
-
- // accessors: set/get the item associated with this node
- void SetId(const wxTreeItemId& id) { m_itemId = id; }
-#ifdef __WATCOMC__
- const wxTreeItemId GetId() const { return m_itemId; }
-#else
- const wxTreeItemId& GetId() const { return (wxTreeItemId&) m_itemId; }
+class WXDLLIMPEXP_FWD_CORE wxImageList;
+class WXDLLIMPEXP_FWD_CORE wxDragImage;
+struct WXDLLIMPEXP_FWD_CORE wxTreeViewItem;
+
+#if WXWIN_COMPATIBILITY_2_6
+ // NB: all the following flags are for compatbility only and will be removed in the
+ // next versions
+ // flags for deprecated InsertItem() variant (their values are the same as of
+ // TVI_FIRST and TVI_LAST)
+ #define wxTREE_INSERT_FIRST 0xFFFF0001
+ #define wxTREE_INSERT_LAST 0xFFFF0002
#endif
-};
+
+// hash storing attributes for our items
+WX_DECLARE_EXPORTED_VOIDPTR_HASH_MAP(wxTreeItemAttr *, wxMapTreeAttr);
// ----------------------------------------------------------------------------
// wxTreeCtrl
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxTreeCtrl : public wxControl
+
+class WXDLLIMPEXP_CORE wxTreeCtrl : public wxTreeCtrlBase
{
public:
// creation
// --------
wxTreeCtrl() { Init(); }
- wxTreeCtrl(wxWindow *parent, wxWindowID id = -1,
+ wxTreeCtrl(wxWindow *parent, wxWindowID id = wxID_ANY,
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 wxString& name = wxTreeCtrlNameStr)
{
Create(parent, id, pos, size, style, validator, name);
}
virtual ~wxTreeCtrl();
- bool Create(wxWindow *parent, wxWindowID id = -1,
+ bool Create(wxWindow *parent, wxWindowID id = wxID_ANY,
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");
-
- // accessors
- // ---------
-
- // get the total number of items in the control
- size_t GetCount() const;
-
- // indent is the number of pixels the children are indented relative to
- // the parents position. SetIndent() also redraws the control
- // immediately.
- unsigned int GetIndent() const;
- void SetIndent(unsigned int indent);
-
- // 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
- // lists to be shared between different controls.
- //
- // The normal image list is for the icons which correspond to the
- // normal tree item state (whether it is selected or not).
- // Additionally, the application might choose to show a state icon
- // which corresponds to an app-defined item state (for example,
- // checked/unchecked) which are taken from the state image list.
- wxImageList *GetImageList() const;
- wxImageList *GetStateImageList() const;
-
- void SetImageList(wxImageList *imageList);
- void SetStateImageList(wxImageList *imageList);
-
- // Functions to work with tree ctrl items. Unfortunately, they can _not_ be
- // member functions of wxTreeItem because they must know the tree the item
- // belongs to for Windows implementation and storing the pointer to
- // wxTreeCtrl in each wxTreeItem is just too much waste.
-
- // accessors
- // ---------
-
- // 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 the data associated with the item
- wxTreeItemData *GetItemData(const wxTreeItemId& item) const;
-
- // modifiers
- // ---------
-
- // 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);
- // associate some data with the item
- void SetItemData(const wxTreeItemId& item, wxTreeItemData *data);
-
- // force appearance of [+] button near the item. This is useful to
- // allow the user to expand the items which don't have any children now
- // - but instead add them only when needed, thus minimizing memory
- // usage and loading time.
- void SetItemHasChildren(const wxTreeItemId& item, bool has = TRUE);
-
- // the item will be shown in bold
- void SetItemBold(const wxTreeItemId& item, bool bold = TRUE);
+ const wxString& name = wxTreeCtrlNameStr);
+
+ // implement base class pure virtuals
+ // ----------------------------------
+
+ virtual unsigned int GetCount() const;
+
+ virtual unsigned int GetIndent() const;
+ virtual void SetIndent(unsigned int indent);
+
+ virtual void SetImageList(wxImageList *imageList);
+ virtual void SetStateImageList(wxImageList *imageList);
+
+ virtual wxString GetItemText(const wxTreeItemId& item) const;
+ virtual int GetItemImage(const wxTreeItemId& item,
+ wxTreeItemIcon which = wxTreeItemIcon_Normal) const;
+ virtual wxTreeItemData *GetItemData(const wxTreeItemId& item) const;
+ virtual wxColour GetItemTextColour(const wxTreeItemId& item) const;
+ virtual wxColour GetItemBackgroundColour(const wxTreeItemId& item) const;
+ virtual wxFont GetItemFont(const wxTreeItemId& item) const;
+
+ virtual void SetItemText(const wxTreeItemId& item, const wxString& text);
+ virtual void SetItemImage(const wxTreeItemId& item, int image,
+ wxTreeItemIcon which = wxTreeItemIcon_Normal);
+ virtual void SetItemData(const wxTreeItemId& item, wxTreeItemData *data);
+ virtual void SetItemHasChildren(const wxTreeItemId& item, bool has = true);
+ virtual void SetItemBold(const wxTreeItemId& item, bool bold = true);
+ virtual void SetItemDropHighlight(const wxTreeItemId& item,
+ bool highlight = true);
+ virtual void SetItemTextColour(const wxTreeItemId& item,
+ const wxColour& col);
+ virtual void SetItemBackgroundColour(const wxTreeItemId& item,
+ const wxColour& col);
+ virtual void SetItemFont(const wxTreeItemId& item, const wxFont& font);
// item status inquiries
// ---------------------
- // is the item visible (it might be outside the view or not expanded)?
- bool IsVisible(const wxTreeItemId& item) const;
- // does the item has any children?
- bool ItemHasChildren(const wxTreeItemId& item) const;
- // is the item expanded (only makes sense if HasChildren())?
- bool IsExpanded(const wxTreeItemId& item) const;
- // is this item currently selected (the same as has focus)?
- bool IsSelected(const wxTreeItemId& item) const;
- // is item text in bold font?
- bool IsBold(const wxTreeItemId& item) const;
-
- // number of children
- // ------------------
+ virtual bool IsVisible(const wxTreeItemId& item) const;
+ virtual bool ItemHasChildren(const wxTreeItemId& item) const;
+ virtual bool IsExpanded(const wxTreeItemId& item) const;
+ virtual bool IsSelected(const wxTreeItemId& item) const;
+ virtual bool IsBold(const wxTreeItemId& item) const;
- // if 'recursively' is FALSE, only immediate children count, otherwise
- // the returned number is the number of all items in this branch
- size_t GetChildrenCount(const wxTreeItemId& item, bool recursively = TRUE);
+ virtual size_t GetChildrenCount(const wxTreeItemId& item,
+ bool recursively = true) const;
// navigation
// ----------
- // wxTreeItemId.IsOk() will return FALSE if there is no such item
-
- // get the root tree item
- wxTreeItemId GetRootItem() const;
-
- // get the item currently selected (may return NULL if no selection)
- wxTreeItemId GetSelection() const;
+ virtual wxTreeItemId GetRootItem() const;
+ virtual wxTreeItemId GetSelection() const;
+ virtual size_t GetSelections(wxArrayTreeItemIds& selections) const;
+ virtual wxTreeItemId GetFocusedItem() const;
- // get the parent of this item (may return NULL if root)
- wxTreeItemId GetParent(const wxTreeItemId& item) const;
+ virtual void ClearFocusedItem();
+ virtual void SetFocusedItem(const wxTreeItemId& item);
- // for this enumeration function you must pass in a "cookie" parameter
- // which is opaque for the application but is necessary for the library
- // to make these functions reentrant (i.e. allow more than one
- // enumeration on one and the same object simultaneously). Of course,
- // the "cookie" passed to GetFirstChild() and GetNextChild() should be
- // the same!
- // get the first child of this item
- wxTreeItemId GetFirstChild(const wxTreeItemId& item, long& _cookie) const;
- // get the next child
- wxTreeItemId GetNextChild(const wxTreeItemId& item, long& _cookie) const;
+ virtual wxTreeItemId GetItemParent(const wxTreeItemId& item) const;
+ virtual wxTreeItemId GetFirstChild(const wxTreeItemId& item,
+ wxTreeItemIdValue& cookie) const;
+ virtual wxTreeItemId GetNextChild(const wxTreeItemId& item,
+ wxTreeItemIdValue& cookie) const;
+ virtual wxTreeItemId GetLastChild(const wxTreeItemId& item) const;
- // get the next sibling of this item
- wxTreeItemId GetNextSibling(const wxTreeItemId& item) const;
- // get the previous sibling
- wxTreeItemId GetPrevSibling(const wxTreeItemId& item) const;
+ virtual wxTreeItemId GetNextSibling(const wxTreeItemId& item) const;
+ virtual wxTreeItemId GetPrevSibling(const wxTreeItemId& item) const;
- // get first visible item
- wxTreeItemId GetFirstVisibleItem() const;
- // get the next visible item: item must be visible itself!
- // see IsVisible() and wxTreeCtrl::GetFirstVisibleItem()
- wxTreeItemId GetNextVisible(const wxTreeItemId& item) const;
- // get the previous visible item: item must be visible itself!
- wxTreeItemId GetPrevVisible(const wxTreeItemId& item) const;
+ virtual wxTreeItemId GetFirstVisibleItem() const;
+ virtual wxTreeItemId GetNextVisible(const wxTreeItemId& item) const;
+ virtual wxTreeItemId GetPrevVisible(const wxTreeItemId& item) const;
// operations
// ----------
- // add the root node to the tree
- wxTreeItemId AddRoot(const wxString& text,
+ virtual wxTreeItemId AddRoot(const wxString& text,
int image = -1, int selectedImage = -1,
wxTreeItemData *data = NULL);
- // insert a new item in as the first child of the parent
- wxTreeItemId PrependItem(const wxTreeItemId& parent,
- const wxString& text,
- int image = -1, int selectedImage = -1,
- wxTreeItemData *data = NULL);
-
- // insert a new item after a given one
- wxTreeItemId InsertItem(const wxTreeItemId& parent,
- const wxTreeItemId& idPrevious,
- 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,
- int image = -1, int selectedImage = -1,
- wxTreeItemData *data = NULL);
-
- // 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
- void Expand(const wxTreeItemId& item);
- // collapse the item without removing its children
- void Collapse(const wxTreeItemId& item);
- // collapse the item and remove all children
- void CollapseAndReset(const wxTreeItemId& item);
- // toggles the current state
- void Toggle(const wxTreeItemId& item);
-
- // remove the selection from currently selected item (if any)
- void Unselect();
- // select this item
- void SelectItem(const wxTreeItemId& item);
- // make sure this item is visible (expanding the parent item and/or
- // scrolling to this item if necessary)
- void EnsureVisible(const wxTreeItemId& item);
- // scroll to this item (but don't expand its parent)
- void ScrollTo(const wxTreeItemId& 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);
-
- // 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 and not MT-safe (FIXME)!
- void SortChildren(const wxTreeItemId& item);
-
- // helpers
- // -------
-
- // determine to which item (if any) belongs the given point (the
- // coordinates specified are relative to the client area of tree ctrl)
- // and fill the flags parameter with a bitmask of wxTREE_HITTEST_xxx
- // constants.
- //
- // The first function is more portable (because easier to implement
- // on other platforms), but the second one returns some extra info.
- wxTreeItemId HitTest(const wxPoint& point)
- { int dummy; return HitTest(point, dummy); }
- wxTreeItemId HitTest(const wxPoint& point, int& flags);
-
- // get the bounding rectangle of the item (or of its label only)
- // @@@ do we really need to expose this functions to the application?
- void GetBoundingRect(const wxTreeItemId& item,
- wxRect& rect,
- bool textOnly = FALSE) const;
-
- // deprecated
- // ----------
+ virtual void Delete(const wxTreeItemId& item);
+ virtual void DeleteChildren(const wxTreeItemId& item);
+ virtual void DeleteAllItems();
+
+ virtual void Expand(const wxTreeItemId& item);
+ virtual void Collapse(const wxTreeItemId& item);
+ virtual void CollapseAndReset(const wxTreeItemId& item);
+ virtual void Toggle(const wxTreeItemId& item);
+
+ virtual void Unselect();
+ virtual void UnselectAll();
+ virtual void SelectItem(const wxTreeItemId& item, bool select = true);
+ virtual void SelectChildren(const wxTreeItemId& parent);
- // these methods are deprecated and will be removed in future versions of
- // wxWindows, they're here for compatibility only, don't use them in new
- // code (the comments indicate why these methods are now useless and how to
- // replace them)
+ virtual void EnsureVisible(const wxTreeItemId& item);
+ virtual void ScrollTo(const wxTreeItemId& item);
- // use Expand, Collapse, CollapseAndReset or Toggle
- void ExpandItem(const wxTreeItemId& item, int action);
+ virtual wxTextCtrl *EditLabel(const wxTreeItemId& item,
+ wxClassInfo* textCtrlClass = wxCLASSINFO(wxTextCtrl));
+ virtual wxTextCtrl *GetEditControl() const;
+ virtual void EndEditLabel(const wxTreeItemId& WXUNUSED(item),
+ bool discardChanges = false)
+ {
+ DoEndEditLabel(discardChanges);
+ }
- // use AddRoot, PrependItem or AppendItem
- wxTreeItemId InsertItem(const wxTreeItemId& parent,
- const wxString& text,
- int image = -1, int selImage = -1,
- long insertAfter = wxTREE_INSERT_LAST);
+ virtual void SortChildren(const wxTreeItemId& item);
- // use Set/GetImageList and Set/GetStateImageList
- wxImageList *GetImageList(int) const
- { return GetImageList(); }
- void SetImageList(wxImageList *imageList, int)
- { SetImageList(imageList); }
+ virtual bool GetBoundingRect(const wxTreeItemId& item,
+ wxRect& rect,
+ bool textOnly = false) const;
// implementation
// --------------
- void Command(wxCommandEvent& event) { ProcessCommand(event); };
+
+ virtual wxVisualAttributes GetDefaultAttributes() const
+ {
+ return GetClassDefaultAttributes(GetWindowVariant());
+ }
+
+ static wxVisualAttributes
+ GetClassDefaultAttributes(wxWindowVariant variant = wxWINDOW_VARIANT_NORMAL);
+
+
+ virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
+ virtual WXLRESULT MSWDefWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
virtual bool MSWCommand(WXUINT param, WXWORD id);
- virtual bool MSWNotify(WXWPARAM wParam, WXLPARAM lParam, WXLPARAM *result);
+ virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
+ virtual bool MSWShouldPreProcessMessage(WXMSG* msg);
+
+ // override some base class virtuals
+ virtual bool SetBackgroundColour(const wxColour &colour);
+ virtual bool SetForegroundColour(const wxColour &colour);
+
+ // returns true if the platform should explicitly apply a theme border
+ virtual bool CanApplyThemeBorder() const { return false; }
protected:
+ // Implement "update locking" in a custom way for this control.
+ virtual void DoFreeze();
+ virtual void DoThaw();
+
// SetImageList helper
void SetAnyImageList(wxImageList *imageList, int which);
- wxTextCtrl* m_textCtrl; // used while editing the item label
- wxImageList *m_imageListNormal, // images for tree elements
- *m_imageListState; // special images for app defined states
+ // refresh a single item
+ void RefreshItem(const wxTreeItemId& item);
+
+ // end edit label
+ void DoEndEditLabel(bool discardChanges = false);
+
+ virtual int DoGetItemState(const wxTreeItemId& item) const;
+ virtual void DoSetItemState(const wxTreeItemId& item, int state);
+
+ virtual wxTreeItemId DoInsertItem(const wxTreeItemId& parent,
+ size_t pos,
+ const wxString& text,
+ int image, int selectedImage,
+ wxTreeItemData *data);
+ virtual wxTreeItemId DoInsertAfter(const wxTreeItemId& parent,
+ const wxTreeItemId& idPrevious,
+ const wxString& text,
+ int image = -1, int selImage = -1,
+ wxTreeItemData *data = NULL);
+ virtual wxTreeItemId DoTreeHitTest(const wxPoint& point, int& flags) const;
+
+ // obtain the user data for the lParam member of TV_ITEM
+ class wxTreeItemParam *GetItemParam(const wxTreeItemId& item) const;
+
+ // update the event to include the items client data and pass it to
+ // HandleWindowEvent(), return true if it processed it
+ bool HandleTreeEvent(wxTreeEvent& event) const;
+
+ // pass the event to HandleTreeEvent() and return true if the event was
+ // either unprocessed or not vetoed
+ bool IsTreeEventAllowed(wxTreeEvent& event) const
+ {
+ return !HandleTreeEvent(event) || event.IsAllowed();
+ }
+
+ // generate a wxEVT_KEY_DOWN event from the specified WPARAM/LPARAM values
+ // having the same meaning as for WM_KEYDOWN, return true if it was
+ // processed
+ bool MSWHandleTreeKeyDownEvent(WXWPARAM wParam, WXLPARAM lParam);
+
+ // handle a key event in a multi-selection control, should be only called
+ // for keys which can be used to change the selection
+ //
+ // return true if the key was processed, false otherwise
+ bool MSWHandleSelectionKey(unsigned vkey);
+
+
+ // data used only while editing the item label:
+ wxTextCtrl *m_textCtrl; // text control in which it is edited
+ wxTreeItemId m_idEdited; // the item being edited
private:
// the common part of all ctors
void Init();
// helper functions
- inline bool DoGetItem(wxTreeViewItem *tvItem) const;
- inline void DoSetItem(wxTreeViewItem *tvItem);
+ bool DoGetItem(wxTreeViewItem *tvItem) const;
+ void DoSetItem(wxTreeViewItem *tvItem);
- inline void DoExpand(const wxTreeItemId& item, int flag);
+ void DoExpand(const wxTreeItemId& item, int flag);
- wxTreeItemId DoInsertItem(const wxTreeItemId& parent,
- wxTreeItemId hInsertAfter,
- const wxString& text,
- int image, int selectedImage,
- wxTreeItemData *data);
+ void DoSelectItem(const wxTreeItemId& item, bool select = true);
+ void DoUnselectItem(const wxTreeItemId& item);
+ void DoToggleItemSelection(const wxTreeItemId& item);
- void DeleteTextCtrl();
+ void DoUnselectAll();
+ void DoSelectChildren(const wxTreeItemId& parent);
- DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
-};
+ void DeleteTextCtrl();
-// ----------------------------------------------------------------------------
-// wxTreeEvent is a special class for all events associated with tree controls
-//
-// NB: note that not all accessors make sense for all events, see the event
-// descriptions below
-// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxTreeEvent : public wxNotifyEvent
-{
-friend wxTreeCtrl;
-public:
- wxTreeEvent(wxEventType commandType = wxEVT_NULL, int id = 0);
+ // return true if the item is the hidden root one (i.e. it's the root item
+ // and the tree has wxTR_HIDE_ROOT style)
+ bool IsHiddenRoot(const wxTreeItemId& item) const;
- // 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; }
+ // check if the given flags (taken from TV_HITTESTINFO structure)
+ // indicate a position "on item": this is less trivial than just checking
+ // for TVHT_ONITEM because we consider that points to the left and right of
+ // item text are also "on item" when wxTR_FULL_ROW_HIGHLIGHT is used as the
+ // item visually spans the entire breadth of the window then
+ bool MSWIsOnItem(unsigned flags) const;
- // 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; }
+ // the hash storing the items attributes (indexed by item ids)
+ wxMapTreeAttr m_attrs;
-private:
- // @@ we could save some space by using union here
- int m_code;
- wxTreeItemId m_item,
- m_itemOld;
- wxPoint m_pointDrag;
+ // true if the hash above is not empty
+ bool m_hasAnyAttr;
- DECLARE_DYNAMIC_CLASS(wxTreeEvent)
-};
+#if wxUSE_DRAGIMAGE
+ // used for dragging
+ wxDragImage *m_dragImage;
+#endif
-typedef void (wxEvtHandler::*wxTreeEventFunction)(wxTreeEvent&);
+ // Virtual root item, if wxTR_HIDE_ROOT is set.
+ void* m_pVirtualRoot;
-// ----------------------------------------------------------------------------
-// macros for handling tree control events
-// ----------------------------------------------------------------------------
+ // the starting item for selection with Shift
+ wxTreeItemId m_htSelStart, m_htClickedItem;
+ wxPoint m_ptClick;
-// 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 },
+ // whether dragging has started
+ bool m_dragStarted;
-// 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 },
+ // whether focus was lost between subsequent clicks of a single item
+ bool m_focusLost;
-// 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 },
+ // set when we are changing selection ourselves (only used in multi
+ // selection mode)
+ bool m_changingSelection;
-// 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 },
+ // whether we need to trigger a state image click event
+ bool m_triggerStateImageClick;
-// 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 },
+ // whether we need to deselect other items on mouse up
+ bool m_mouseUpDeselect;
-// 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 },
+ friend class wxTreeItemIndirectData;
+ friend class wxTreeSortHelper;
-// 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 },
+ DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
+ wxDECLARE_NO_COPY_CLASS(wxTreeCtrl);
+};
-// 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 },
+#endif // wxUSE_TREECTRL
-#endif
- // _WX_TREECTRL_H_
+#endif // _WX_MSW_TREECTRL_H_
projects / wxWidgets.git / blobdiff