X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1e6feb95a79834836e88143b15d9f424ebe79621..880d76dfb12d4e8466df30d641bb25c6f71bd398:/include/wx/msw/treectrl.h diff --git a/include/wx/msw/treectrl.h b/include/wx/msw/treectrl.h index f995392953..2be605fa2f 100644 --- a/include/wx/msw/treectrl.h +++ b/include/wx/msw/treectrl.h @@ -5,26 +5,23 @@ // 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 - #if wxUSE_TREECTRL #include "wx/textctrl.h" #include "wx/dynarray.h" #include "wx/treebase.h" +#include "wx/hashmap.h" #ifdef __GNUWIN32__ // Cygwin windows.h defines these identifiers @@ -32,429 +29,320 @@ #undef GetNextSibling #endif // Cygwin -// the type for "untyped" data -typedef long wxDataType; - // fwd decl -class WXDLLEXPORT wxImageList; -class WXDLLEXPORT wxDragImage; -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; - -// 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 -}; +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 -// flags for deprecated InsertItem() variant -#define wxTREE_INSERT_FIRST 0xFFFF0001 -#define wxTREE_INSERT_LAST 0xFFFF0002 +// 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); - - // spacing is the number of pixels between the start and the Text - // not implemented under wxMSW - unsigned int GetSpacing() const { return 18; } // return wxGTK default - void SetSpacing(unsigned int WXUNUSED(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 - // 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); - void AssignImageList(wxImageList *imageList); - void AssignStateImageList(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 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; - - // modifiers - // --------- - - // set items label - void SetItemText(const wxTreeItemId& item, const wxString& text); - // 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); + const wxString& name = wxTreeCtrlNameStr); - // 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); + // implement base class pure virtuals + // ---------------------------------- - // the item will be shown in bold - void SetItemBold(const wxTreeItemId& item, bool bold = TRUE); + virtual unsigned int GetCount() const; - // the item will be shown with a drop highlight - void SetItemDropHighlight(const wxTreeItemId& item, bool highlight = TRUE); + virtual unsigned int GetIndent() const; + virtual void SetIndent(unsigned int indent); - // set the items text colour - void SetItemTextColour(const wxTreeItemId& item, const wxColour& col); + virtual void SetImageList(wxImageList *imageList); + virtual void SetStateImageList(wxImageList *imageList); - // set the items background colour - void SetItemBackgroundColour(const wxTreeItemId& item, const wxColour& col); + 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; - // set the items font (should be of the same height for all items) - void SetItemFont(const wxTreeItemId& item, const wxFont& font); + 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 - // ------------------ - - // 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) const; + 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; + + 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; - - // get the items currently selected, return the number of such item - // - // NB: this operation is expensive and can take a long time for a - // control with a lot of items (~ O(number of items)). - size_t GetSelections(wxArrayTreeItemIds& selections) const; - - // get the parent of this item (may return NULL if root) - wxTreeItemId GetParent(const wxTreeItemId& item) const; - - // 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; - // 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; - // get the previous sibling - 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 GetRootItem() const; + virtual wxTreeItemId GetSelection() const; + virtual size_t GetSelections(wxArrayTreeItemIds& selections) const; + virtual wxTreeItemId GetFocusedItem() const; + + virtual void ClearFocusedItem(); + virtual void SetFocusedItem(const wxTreeItemId& item); + + + 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; + + virtual wxTreeItemId GetNextSibling(const wxTreeItemId& item) const; + virtual wxTreeItemId GetPrevSibling(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 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, - 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(); - // unselect all items (only makes sense for multiple selection control) - void UnselectAll(); - // 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) - bool 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); + + virtual void EnsureVisible(const wxTreeItemId& item); + virtual void ScrollTo(const wxTreeItemId& item); + + 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); + } + + virtual void SortChildren(const wxTreeItemId& item); - // 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) - - // use Expand, Collapse, CollapseAndReset or Toggle - void ExpandItem(const wxTreeItemId& item, int action); - - // use AddRoot, PrependItem or AppendItem - wxTreeItemId InsertItem(const wxTreeItemId& parent, - const wxString& text, - int image = -1, int selImage = -1, - long insertAfter = wxTREE_INSERT_LAST); - - // use Set/GetImageList and Set/GetStateImageList - wxImageList *GetImageList(int) const - { return GetImageList(); } - void SetImageList(wxImageList *imageList, int) - { SetImageList(imageList); } - - // 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); } + virtual bool GetBoundingRect(const wxTreeItemId& item, + wxRect& rect, + bool textOnly = false) const; // implementation // -------------- - virtual long MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam); + 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 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); - // get/set the check state for the item (only for wxTR_MULTIPLE) - bool IsItemChecked(const wxTreeItemId& item) const; - void SetItemCheck(const wxTreeItemId& item, bool check = TRUE); + // 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 - bool m_ownsImageListNormal, m_ownsImageListState; + // 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); - int DoGetItemImageFromData(const wxTreeItemId& item, - wxTreeItemIcon which) const; - void DoSetItemImageFromData(const wxTreeItemId& item, - int image, - wxTreeItemIcon which) const; - void DoSetItemImages(const wxTreeItemId& item, int image, int imageSel); + void DoUnselectAll(); + void DoSelectChildren(const wxTreeItemId& parent); void DeleteTextCtrl(); - // support for additional item images - friend class wxTreeItemIndirectData; - void SetIndirectItemData(const wxTreeItemId& item, - wxTreeItemIndirectData *data); - bool HasIndirectData(const wxTreeItemId& item) const; + // 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; - // the array storing all item ids which have indirect data - wxArrayTreeItemIds m_itemsWithIndirectData; - // the hash storing the items attributes (indexed by items ids) - wxHashTable m_attrs; + // 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; - // TRUE if the hash above is not empty + + // the hash storing the items attributes (indexed by item ids) + wxMapTreeAttr m_attrs; + + // true if the hash above is not empty bool m_hasAnyAttr; +#if wxUSE_DRAGIMAGE // used for dragging wxDragImage *m_dragImage; +#endif + + // Virtual root item, if wxTR_HIDE_ROOT is set. + void* m_pVirtualRoot; // the starting item for selection with Shift - WXHTREEITEM m_htSelStart; + wxTreeItemId m_htSelStart, m_htClickedItem; + wxPoint m_ptClick; + + // whether dragging has started + bool m_dragStarted; + + // whether focus was lost between subsequent clicks of a single item + bool m_focusLost; + + // set when we are changing selection ourselves (only used in multi + // selection mode) + bool m_changingSelection; + + // whether we need to trigger a state image click event + bool m_triggerStateImageClick; + + // whether we need to deselect other items on mouse up + bool m_mouseUpDeselect; + + friend class wxTreeItemIndirectData; + friend class wxTreeSortHelper; DECLARE_DYNAMIC_CLASS(wxTreeCtrl) + wxDECLARE_NO_COPY_CLASS(wxTreeCtrl); }; #endif // wxUSE_TREECTRL -#endif - // _WX_TREECTRL_H_ +#endif // _WX_MSW_TREECTRL_H_