X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/646930985a7a9bd840086a0011026b2bac188c29..1c8e5c51f8a0a547a5183b1443d3ba059b65ce69:/include/wx/msw/treectrl.h diff --git a/include/wx/msw/treectrl.h b/include/wx/msw/treectrl.h index 1243428dc6..c4105df460 100644 --- a/include/wx/msw/treectrl.h +++ b/include/wx/msw/treectrl.h @@ -1,254 +1,290 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: treectrl.h +// Name: wx/msw/treectrl.h // Purpose: wxTreeCtrl class // Author: Julian Smart -// Modified by: +// 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 __TREECTRLH__ -#define __TREECTRLH__ - -#ifdef __GNUG__ -#pragma interface "treectrl.h" +#ifndef _WX_MSW_TREECTRL_H_ +#define _WX_MSW_TREECTRL_H_ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- + +#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 + #undef GetFirstChild + #undef GetNextSibling +#endif // Cygwin + +// fwd decl +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 -#include "wx/control.h" -#include "wx/event.h" -#include "wx/imaglist.h" - -// WXDLLEXPORT_DATA(extern const char*) wxTreeNameStr; - -#define wxTREE_MASK_HANDLE 0x0001 -#define wxTREE_MASK_STATE 0x0002 -#define wxTREE_MASK_TEXT 0x0004 -#define wxTREE_MASK_IMAGE 0x0008 -#define wxTREE_MASK_SELECTED_IMAGE 0x0010 -#define wxTREE_MASK_CHILDREN 0x0020 -#define wxTREE_MASK_DATA 0x0040 - -#define wxTREE_STATE_BOLD 0x0001 -#define wxTREE_STATE_DROPHILITED 0x0002 -#define wxTREE_STATE_EXPANDED 0x0004 -#define wxTREE_STATE_EXPANDEDONCE 0x0008 -#define wxTREE_STATE_FOCUSED 0x0010 -#define wxTREE_STATE_SELECTED 0x0020 -#define wxTREE_STATE_CUT 0x0040 - -#define wxTREE_HITTEST_ABOVE 0x0001 // Above the client area. -#define wxTREE_HITTEST_BELOW 0x0002 // Below the client area. -#define wxTREE_HITTEST_NOWHERE 0x0004 // In the client area but below the last item. -#define wxTREE_HITTEST_ONITEMBUTTON 0x0010 // On the button associated with an item. -#define wxTREE_HITTEST_ONITEMICON 0x0020 // On the bitmap associated with an item. -#define wxTREE_HITTEST_ONITEMINDENT 0x0040 // In the indentation associated with an item. -#define wxTREE_HITTEST_ONITEMLABEL 0x0080 // On the label (string) associated with an item. -#define wxTREE_HITTEST_ONITEMRIGHT 0x0100 // In the area to the right of an item. -#define wxTREE_HITTEST_ONITEMSTATEICON 0x0200 // On the state icon for a tree view item that is in a user-defined state. -#define wxTREE_HITTEST_TOLEFT 0x0400 // To the right of the client area. -#define wxTREE_HITTEST_TORIGHT 0x0800 // To the left of the client area. - -#define wxTREE_HITTEST_ONITEM (wxTREE_HITTEST_ONITEMICON | wxTREE_HITTEST_ONITEMLABEL | wxTREE_HITTEST_ONITEMSTATEICON) - -// Flags for GetNextItem -enum { - wxTREE_NEXT_CARET, // Retrieves the currently selected item. - wxTREE_NEXT_CHILD, // Retrieves the first child item. The hItem parameter must be NULL. - wxTREE_NEXT_DROPHILITE, // Retrieves the item that is the target of a drag-and-drop operation. - wxTREE_NEXT_FIRSTVISIBLE, // Retrieves the first visible item. - wxTREE_NEXT_NEXT, // Retrieves the next sibling item. - wxTREE_NEXT_NEXTVISIBLE, // Retrieves the next visible item that follows the specified item. - wxTREE_NEXT_PARENT, // Retrieves the parent of the specified item. - wxTREE_NEXT_PREVIOUS, // Retrieves the previous sibling item. - wxTREE_NEXT_PREVIOUSVISIBLE, // Retrieves the first visible item that precedes the specified item. - wxTREE_NEXT_ROOT // Retrieves the first child item of the root item of which the specified item is a part. -}; +// hash storing attributes for our items +WX_DECLARE_EXPORTED_VOIDPTR_HASH_MAP(wxTreeItemAttr *, wxMapTreeAttr); -// Flags for ExpandItem -enum { - wxTREE_EXPAND_EXPAND, - wxTREE_EXPAND_COLLAPSE, - wxTREE_EXPAND_COLLAPSE_RESET, - wxTREE_EXPAND_TOGGLE -}; +// ---------------------------------------------------------------------------- +// wxTreeCtrl +// ---------------------------------------------------------------------------- -// Flags for InsertItem -enum { - wxTREE_INSERT_LAST = -1, - wxTREE_INSERT_FIRST = -2, - wxTREE_INSERT_SORT = -3 -}; - -class WXDLLEXPORT wxTreeItem: public wxObject +class WXDLLEXPORT wxTreeCtrl : public wxTreeCtrlBase { - DECLARE_DYNAMIC_CLASS(wxTreeItem) public: - long m_mask; - long m_itemId; - long m_state; - long m_stateMask; - wxString m_text; - int m_image; - int m_selectedImage; - int m_children; - long m_data; - - wxTreeItem(void); - -// Accessors - inline long GetMask() const { return m_mask; } - inline long GetItemId() const { return m_itemId; } - inline long GetState() const { return m_state; } - inline long GetStateMask() const { return m_stateMask; } - inline wxString GetText() const { return m_text; } - inline int GetImage() const { return m_image; } - inline int GetSelectedImage() const { return m_selectedImage; } - inline int GetChildren() const { return m_children; } - inline long GetData() const { return m_data; } - - inline void SetMask(long mask) { m_mask = mask; } - inline void SetItemId(long id) { m_itemId = m_itemId = id; } - inline void GetState(long state) { m_state = state; } - inline void SetStateMask(long stateMask) { m_stateMask = stateMask; } - inline void GetText(const wxString& text) { m_text = text; } - inline void SetImage(int image) { m_image = image; } - inline void GetSelectedImage(int selImage) { m_selectedImage = selImage; } - inline void SetChildren(int children) { m_children = children; } - inline void SetData(long data) { m_data = data; } -}; + // creation + // -------- + wxTreeCtrl() { Init(); } + + 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 = wxTreeCtrlNameStr) + { + Create(parent, id, pos, size, style, validator, name); + } + + virtual ~wxTreeCtrl(); + + 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 = 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 + // --------------------- + + 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 + // ---------- + + virtual wxTreeItemId GetRootItem() const; + virtual wxTreeItemId GetSelection() const; + virtual size_t GetSelections(wxArrayTreeItemIds& selections) 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; + + 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 + // ---------- + + virtual wxTreeItemId AddRoot(const wxString& text, + int image = -1, int selectedImage = -1, + wxTreeItemData *data = NULL); + + 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 EnsureVisible(const wxTreeItemId& item); + virtual void ScrollTo(const wxTreeItemId& item); + + virtual wxTextCtrl *EditLabel(const wxTreeItemId& item, + wxClassInfo* textCtrlClass = CLASSINFO(wxTextCtrl)); + virtual wxTextCtrl *GetEditControl() const; + virtual void EndEditLabel(const wxTreeItemId& WXUNUSED(item), + bool discardChanges = false) + { + DoEndEditLabel(discardChanges); + } + + virtual void SortChildren(const wxTreeItemId& item); + + virtual bool GetBoundingRect(const wxTreeItemId& item, + wxRect& rect, + bool textOnly = false) const; + + // implementation + // -------------- + + 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); -class WXDLLEXPORT wxTreeCtrl: public wxControl -{ - DECLARE_DYNAMIC_CLASS(wxTreeCtrl) - public: - /* - * Public interface - */ - - wxTreeCtrl(void); - - inline wxTreeCtrl(wxWindow *parent, const wxWindowID id = -1, - const wxPoint& pos = wxDefaultPosition, - const wxSize& size = wxDefaultSize, - const long style = wxTR_HAS_BUTTONS|wxTR_LINES_AT_ROOT, - const wxValidator& validator = wxDefaultValidator, - const wxString& name = "wxTreeCtrl") - { - Create(parent, id, pos, size, style, validator, name); - } - ~wxTreeCtrl(void); - - bool Create(wxWindow *parent, const wxWindowID id = -1, - const wxPoint& pos = wxDefaultPosition, - const wxSize& size = wxDefaultSize, - const long style = wxTR_HAS_BUTTONS|wxTR_LINES_AT_ROOT, - const wxValidator& validator = wxDefaultValidator, - const wxString& name = "wxTreeCtrl"); - - // Attributes - int GetCount(void) const ; - int GetIndent(void) const ; - void SetIndent(int indent) ; - wxImageList *GetImageList(const int which = wxIMAGE_LIST_NORMAL) const ; - void SetImageList(wxImageList *imageList, const int which = wxIMAGE_LIST_NORMAL) ; - long GetNextItem(const long item, int code) const ; - bool ItemHasChildren(const long item) const ; - long GetChild(const long item) const ; - long GetParent(const long item) const ; - long GetFirstVisibleItem(void) const ; - long GetNextVisibleItem(const long item) const ; - long GetSelection(void) const ; - long GetRootItem(void) const ; - bool GetItem(wxTreeItem& info) const ; - bool SetItem(wxTreeItem& info) ; - int GetItemState(const long item, const long stateMask) const ; - bool SetItemState(const long item, const long state, const long stateMask) ; - bool SetItemImage(const long item, const int image, const int selImage) ; - wxString GetItemText(const long item) const ; - void SetItemText(const long item, const wxString& str) ; - long GetItemData(const long item) const ; - bool SetItemData(const long item, long data) ; - bool GetItemRect(const long item, wxRectangle& rect, bool textOnly = FALSE) const; - wxTextCtrl& GetEditControl(void) const; - - // Operations - bool DeleteItem(const long item); - bool ExpandItem(const long item, const int action); - long InsertItem(const long parent, wxTreeItem& info, const long insertAfter = wxTREE_INSERT_LAST); - - // If image > -1 and selImage == -1, the same image is used for - // both selected and unselected items. - long InsertItem(const long parent, const wxString& label, const int image = -1, const int selImage = -1, const long insertAfter = wxTREE_INSERT_LAST); - bool SelectItem(const long item); - bool ScrollTo(const long item); - bool DeleteAllItems(void) ; - wxTextCtrl& Edit(const long item) ; - long HitTest(const wxPoint& point, int& flags); -// wxImageList *CreateDragImage(const long item) ; - bool SortChildren(const long item) ; - bool EnsureVisible(const long item) ; - - void Command(wxCommandEvent& event) { ProcessCommand(event); }; - - // IMPLEMENTATION - bool MSWCommand(const WXUINT param, const WXWORD id); - bool MSWNotify(const WXWPARAM wParam, const WXLPARAM lParam); + // set/get the item state.image (state == -1 means cycle to the next one) + void SetState(const wxTreeItemId& node, int state); + int GetState(const wxTreeItemId& node); + + // returns true if the platform should explicitly apply a theme border + virtual bool CanApplyThemeBorder() const { return false; } protected: - wxTextCtrl m_textCtrl; - wxImageList *m_imageListNormal; - wxImageList *m_imageListState; -}; + // SetImageList helper + void SetAnyImageList(wxImageList *imageList, int which); -/* - wxEVT_COMMAND_TREE_BEGIN_DRAG, - wxEVT_COMMAND_TREE_BEGIN_RDRAG, - wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, - wxEVT_COMMAND_TREE_END_LABEL_EDIT, - wxEVT_COMMAND_TREE_DELETE_ITEM, - wxEVT_COMMAND_TREE_GET_INFO, - wxEVT_COMMAND_TREE_SET_INFO, - wxEVT_COMMAND_TREE_ITEM_EXPANDED, - wxEVT_COMMAND_TREE_ITEM_EXPANDING, - wxEVT_COMMAND_TREE_SEL_CHANGED, - wxEVT_COMMAND_TREE_SEL_CHANGING, - wxEVT_COMMAND_TREE_KEY_DOWN -*/ - -class WXDLLEXPORT wxTreeEvent: public wxCommandEvent -{ - DECLARE_DYNAMIC_CLASS(wxTreeEvent) + // refresh a single item + void RefreshItem(const wxTreeItemId& item); - public: - wxTreeEvent(wxEventType commandType = wxEVT_NULL, int id = 0); + // end edit label + void DoEndEditLabel(bool discardChanges = false); - int m_code; - wxTreeItem m_item; - long m_oldItem; - wxPoint m_pointDrag; + 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; - inline long GetOldItem() const { return m_oldItem; } - inline wxTreeItem& GetItem() const { return (wxTreeItem&) m_item; } - inline wxPoint GetPoint() const { return m_pointDrag; } - inline int GetCode() const { return m_code; } -}; + // obtain the user data for the lParam member of TV_ITEM + class wxTreeItemParam *GetItemParam(const wxTreeItemId& item) const; + + + // 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(); -typedef void (wxEvtHandler::*wxTreeEventFunction)(wxTreeEvent&); - -#define EVT_TREE_BEGIN_DRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, -#define EVT_TREE_BEGIN_RDRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_RDRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, -#define EVT_TREE_BEGIN_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, -#define EVT_TREE_END_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_END_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, -#define EVT_TREE_DELETE_ITEM(id, fn) { wxEVT_COMMAND_TREE_DELETE_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, -#define EVT_TREE_GET_INFO(id, fn) { wxEVT_COMMAND_TREE_GET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, -#define EVT_TREE_SET_INFO(id, fn) { wxEVT_COMMAND_TREE_SET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, -#define EVT_TREE_ITEM_EXPANDED(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, -#define EVT_TREE_ITEM_EXPANDING(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, -#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 }, -#define EVT_TREE_KEY_DOWN(id, fn) { wxEVT_COMMAND_TREE_KEY_DOWN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, + // helper functions + bool DoGetItem(wxTreeViewItem *tvItem) const; + void DoSetItem(wxTreeViewItem *tvItem); + void DoExpand(const wxTreeItemId& item, int flag); + + void DeleteTextCtrl(); + + // 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 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 - // __TREECTRLH__ + + // Virtual root item, if wxTR_HIDE_ROOT is set. + void* m_pVirtualRoot; + + // the starting item for selection with Shift + wxTreeItemId m_htSelStart, m_htClickedItem; + wxPoint m_ptClick; + + friend class wxTreeItemIndirectData; + friend class wxTreeSortHelper; + + DECLARE_DYNAMIC_CLASS(wxTreeCtrl) + DECLARE_NO_COPY_CLASS(wxTreeCtrl) +}; + +#endif // wxUSE_TREECTRL + +#endif // _WX_MSW_TREECTRL_H_