// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifndef _WX_TREECTRL_H_
-#define _WX_TREECTRL_H_
+#ifndef _WX_MSW_TREECTRL_H_
+#define _WX_MSW_TREECTRL_H_
// ----------------------------------------------------------------------------
// headers
class WXDLLEXPORT wxDragImage;
struct WXDLLEXPORT wxTreeViewItem;
-// 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
+#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 WXDLLEXPORT wxTreeCtrl : public wxTreeCtrlBase
{
public:
// creation
const wxValidator& validator = wxDefaultValidator,
const wxString& name = wxTreeCtrlNameStr);
- // 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.
- virtual wxImageList *GetImageList() const;
- virtual wxImageList *GetStateImageList() const;
+ // implement base class pure virtuals
+ // ----------------------------------
- virtual void SetImageList(wxImageList *imageList);
- virtual void SetStateImageList(wxImageList *imageList);
- virtual void AssignImageList(wxImageList *imageList);
- virtual void AssignStateImageList(wxImageList *imageList);
+ virtual unsigned int GetCount() const;
- // 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.
+ virtual unsigned int GetIndent() const;
+ virtual void SetIndent(unsigned int indent);
- // accessors
- // ---------
+ virtual void SetImageList(wxImageList *imageList);
+ virtual void SetStateImageList(wxImageList *imageList);
- // retrieve items label
- wxString GetItemText(const wxTreeItemId& item) const;
- // get one of the images associated with the item (normal by default)
+ virtual wxString GetItemText(const wxTreeItemId& item) const;
virtual int GetItemImage(const wxTreeItemId& item,
- wxTreeItemIcon which = wxTreeItemIcon_Normal) const;
- // 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
- // ---------
+ 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 items label
- void SetItemText(const wxTreeItemId& item, const wxString& text);
- // get one of the images associated with the item (normal by default)
+ virtual void SetItemText(const wxTreeItemId& item, const wxString& text);
virtual void SetItemImage(const wxTreeItemId& item, int image,
wxTreeItemIcon which = wxTreeItemIcon_Normal);
- // 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);
-
- // the item will be shown with a drop highlight
- void SetItemDropHighlight(const wxTreeItemId& item, bool highlight = true);
-
- // set the items text colour
- void SetItemTextColour(const wxTreeItemId& item, const wxColour& col);
-
- // set the items background colour
- void SetItemBackgroundColour(const wxTreeItemId& item, const wxColour& col);
-
- // set the items font (should be of the same height for all items)
- void SetItemFont(const wxTreeItemId& item, const wxFont& font);
+ 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 GetItemParent(const wxTreeItemId& item) const;
-
-#if WXWIN_COMPATIBILITY_2_2
- // deprecated: Use GetItemParent instead.
- wxDEPRECATED( wxTreeItemId GetParent(const wxTreeItemId& item) const);
-
- // Expose the base class method hidden by the one above. Not deprecatable.
- 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
- // 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,
- wxTreeItemIdValue& cookie) const;
- // get the next child
- 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;
-
- // 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 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
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
- virtual 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
- virtual 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
- virtual 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
- virtual 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, 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);
- // 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& WXUNUSED(item),
- bool discardChanges = false)
- {
- DoEndEditLabel(discardChanges);
- }
-
- // 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
- // ----------
-
-#if WXWIN_COMPATIBILITY_2_4
- // these methods are deprecated and will be removed in future versions of
- // wxWidgets, 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 Delete(const wxTreeItemId& item);
+ virtual void DeleteChildren(const wxTreeItemId& item);
+ virtual void DeleteAllItems();
- // use Expand, Collapse, CollapseAndReset or Toggle
- wxDEPRECATED( void ExpandItem(const wxTreeItemId& item, int action) );
+ virtual void Expand(const wxTreeItemId& item);
+ virtual void Collapse(const wxTreeItemId& item);
+ virtual void CollapseAndReset(const wxTreeItemId& item);
+ virtual void Toggle(const wxTreeItemId& item);
- // use AddRoot, PrependItem or AppendItem
- wxDEPRECATED( wxTreeItemId InsertItem(const wxTreeItemId& parent,
- const wxString& text,
- int image = -1, int selImage = -1,
- long insertAfter = wxTREE_INSERT_LAST) );
+ virtual void Unselect();
+ virtual void UnselectAll();
+ virtual void SelectItem(const wxTreeItemId& item, bool select = true);
- // use Set/GetImageList and Set/GetStateImageList
- wxDEPRECATED( wxImageList *GetImageList(int) const );
- wxDEPRECATED( void SetImageList(wxImageList *imageList, int) );
+ virtual void EnsureVisible(const wxTreeItemId& item);
+ virtual void ScrollTo(const wxTreeItemId& item);
- // use Set/GetItemImage directly
- wxDEPRECATED( int GetItemSelectedImage(const wxTreeItemId& item) const );
- wxDEPRECATED( void SetItemSelectedImage(const wxTreeItemId& item, int image) );
+ 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);
+ }
- // 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
+ virtual void SortChildren(const wxTreeItemId& item);
+ virtual bool GetBoundingRect(const wxTreeItemId& item,
+ wxRect& rect,
+ bool textOnly = false) const;
// implementation
// --------------
- virtual bool ShouldInheritColours() const { return false; }
-
virtual wxVisualAttributes GetDefaultAttributes() const
{
return GetClassDefaultAttributes(GetWindowVariant());
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);
// end edit label
void DoEndEditLabel(bool discardChanges = false);
+ 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;
+
// 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
- 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
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);
-
- wxTreeItemId DoInsertItem(const wxTreeItemId& parent,
- wxTreeItemId hInsertAfter,
- const wxString& text,
- int image, int selectedImage,
- wxTreeItemData *data);
-
- 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 DoExpand(const wxTreeItemId& item, int flag);
void DeleteTextCtrl();
- // support for additional item images which we implement using
- // wxTreeItemIndirectData technique - see the comments in msw/treectrl.cpp
- void SetIndirectItemData(const wxTreeItemId& item,
- class wxTreeItemIndirectData *data);
- bool HasIndirectData(const wxTreeItemId& item) const;
- bool IsDataIndirect(wxTreeItemData *data) const
- { return data && data->GetId().m_pItem == 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;
+
// 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;
#endif // wxUSE_TREECTRL
-#endif
- // _WX_TREECTRL_H_
+#endif // _WX_MSW_TREECTRL_H_
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