X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2ef31e80ee0e9c597ffca0fd7a0eb9d018a2f51b..2c990ba6d4f88e18e6666f61efe55c7a8b5cc948:/include/wx/msw/treectrl.h diff --git a/include/wx/msw/treectrl.h b/include/wx/msw/treectrl.h index eef174b0c4..f95ddf6f96 100644 --- a/include/wx/msw/treectrl.h +++ b/include/wx/msw/treectrl.h @@ -1,12 +1,12 @@ ///////////////////////////////////////////////////////////////////////////// -// 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_ @@ -16,12 +16,16 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #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 @@ -29,18 +33,11 @@ #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 @@ -53,75 +50,18 @@ enum wxTREE_EXPAND_TOGGLE }; -// flags for deprecated InsertItem() variant +// 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 -// ---------------------------------------------------------------------------- -// 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; -}; - -WX_DEFINE_EXPORTED_ARRAY(WXHTREEITEM, wxArrayTreeItemIds); - -// ---------------------------------------------------------------------------- -// 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; } - const wxTreeItemId GetId() const { return *this; } -}; +// hash storing attributes for our items +WX_DECLARE_EXPORTED_VOIDPTR_HASH_MAP(wxTreeItemAttr *, wxMapTreeAttr); // ---------------------------------------------------------------------------- // wxTreeCtrl // ---------------------------------------------------------------------------- + class WXDLLEXPORT wxTreeCtrl : public wxControl { public: @@ -134,7 +74,7 @@ public: 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); } @@ -146,7 +86,7 @@ public: 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); // accessors // --------- @@ -180,6 +120,8 @@ public: 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 @@ -197,6 +139,15 @@ public: // get the data associated with the item wxTreeItemData *GetItemData(const wxTreeItemId& item) const; + // get the item's text colour + wxColour GetItemTextColour(const wxTreeItemId& item) const; + + // get the item's background colour + wxColour GetItemBackgroundColour(const wxTreeItemId& item) const; + + // get the item's font + wxFont GetItemFont(const wxTreeItemId& item) const; + // modifiers // --------- @@ -269,7 +220,16 @@ public: size_t GetSelections(wxArrayTreeItemIds& selections) const; // get the parent of this item (may return NULL if root) - wxTreeItemId GetParent(const wxTreeItemId& item) const; + wxTreeItemId GetItemParent(const wxTreeItemId& item) const; + +#if WXWIN_COMPATIBILITY_2_2 + // deprecated: Use GetItemParent instead. + wxTreeItemId GetParent(const wxTreeItemId& item) const + { return GetItemParent( item ); } + + // Expose the base class method hidden by the one above. + wxWindow *GetParent() const { return wxControl::GetParent(); } +#endif // WXWIN_COMPATIBILITY_2_2 // for this enumeration function you must pass in a "cookie" parameter // which is opaque for the application but is necessary for the library @@ -279,9 +239,11 @@ public: // the same! // get the first child of this item - wxTreeItemId GetFirstChild(const wxTreeItemId& item, long& _cookie) const; + wxTreeItemId GetFirstChild(const wxTreeItemId& item, + wxTreeItemIdValue& cookie) const; // get the next child - wxTreeItemId GetNextChild(const wxTreeItemId& item, long& _cookie) const; + wxTreeItemId GetNextChild(const wxTreeItemId& item, + wxTreeItemIdValue& cookie) const; // get the last child of this item - this method doesn't use cookies wxTreeItemId GetLastChild(const wxTreeItemId& item) const; @@ -355,7 +317,12 @@ public: // unselect all items (only makes sense for multiple selection control) void UnselectAll(); // select this item - void SelectItem(const wxTreeItemId& item); + void SelectItem(const wxTreeItemId& item, bool select = true); + // unselect this item + void UnselectItem(const wxTreeItemId& item); + // toggle item selection + void ToggleItemSelection(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); @@ -409,50 +376,80 @@ public: // deprecated // ---------- +#if WXWIN_COMPATIBILITY_2_4 // 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); + wxDEPRECATED( void ExpandItem(const wxTreeItemId& item, int action) ); // use AddRoot, PrependItem or AppendItem - wxTreeItemId InsertItem(const wxTreeItemId& parent, + wxDEPRECATED( wxTreeItemId InsertItem(const wxTreeItemId& parent, const wxString& text, int image = -1, int selImage = -1, - long insertAfter = wxTREE_INSERT_LAST); + long insertAfter = wxTREE_INSERT_LAST) ); // use Set/GetImageList and Set/GetStateImageList - wxImageList *GetImageList(int) const - { return GetImageList(); } - void SetImageList(wxImageList *imageList, int) - { SetImageList(imageList); } + 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); } + // use the versions taking wxTreeItemIdValue cookies + wxDEPRECATED( wxTreeItemId GetFirstChild(const wxTreeItemId& item, + long& cookie) const ); + wxDEPRECATED( wxTreeItemId GetNextChild(const wxTreeItemId& item, + long& cookie) const ); +#endif // WXWIN_COMPATIBILITY_2_4 + + // implementation // -------------- + + virtual bool ShouldInheritColours() const { return false; } + + 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 bool MSWCommand(WXUINT param, WXWORD id); virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result); + // 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); + // 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); + protected: // SetImageList helper void SetAnyImageList(wxImageList *imageList, int which); + // refresh a single item + void RefreshItem(const wxTreeItemId& item); + 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; private: // the common part of all ctors @@ -479,23 +476,37 @@ private: void DeleteTextCtrl(); - // support for additional item images - friend class wxTreeItemIndirectData; + // support for additional item images which we implement using + // wxTreeItemIndirectData technique - see the comments in msw/treectrl.cpp void SetIndirectItemData(const wxTreeItemId& item, - wxTreeItemIndirectData *data); + class wxTreeItemIndirectData *data); bool HasIndirectData(const wxTreeItemId& item) const; + bool IsDataIndirect(wxTreeItemData *data) const + { return data && data->GetId().m_pItem == 0; } - // 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; + // the hash storing the items attributes (indexed by item ids) + wxMapTreeAttr m_attrs; // TRUE if the hash above is not empty bool m_hasAnyAttr; + // used for dragging + wxDragImage *m_dragImage; + + // Virtual root item, if wxTR_HIDE_ROOT is set. + void* m_pVirtualRoot; + + // the starting item for selection with Shift + wxTreeItemId m_htSelStart; + + friend class wxTreeItemIndirectData; + friend class wxTreeSortHelper; + DECLARE_DYNAMIC_CLASS(wxTreeCtrl) + DECLARE_NO_COPY_CLASS(wxTreeCtrl) }; +#endif // wxUSE_TREECTRL + #endif // _WX_TREECTRL_H_