/////////////////////////////////////////////////////////////////////////////
-// Name: treectrl.h
+// Name: wx/os2/treectrl.h
// Purpose: wxTreeCtrl class
// Author: David Webster
// Modified by:
-// Created: 10/17/99
+// Created: 01/23/03
// RCS-ID: $Id$
// Copyright: (c) David Webster
// Licence: wxWindows licence
#ifndef _WX_TREECTRL_H_
#define _WX_TREECTRL_H_
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#if wxUSE_TREECTRL
+
#include "wx/textctrl.h"
#include "wx/dynarray.h"
+#include "wx/treebase.h"
+#include "wx/hashmap.h"
// 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
// 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;
-};
-
-WX_DEFINE_EXPORTED_ARRAY(wxTreeItemId, 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() { }
+#if WXWIN_COMPATIBILITY_2_6
+ // flags for deprecated InsertItem() variant
+ #define wxTREE_INSERT_FIRST 0xFFFF0001
+ #define wxTREE_INSERT_LAST 0xFFFF0002
+#endif
- // 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
// --------
wxTreeCtrl() { Init(); }
- wxTreeCtrl(wxWindow *parent, wxWindowID id = -1,
- 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")
+ wxTreeCtrl( wxWindow* pParent
+ ,wxWindowID vId = wxID_ANY
+ ,const wxPoint& rPos = wxDefaultPosition
+ ,const wxSize& rSize = wxDefaultSize
+ ,long lStyle = wxTR_HAS_BUTTONS | wxTR_LINES_AT_ROOT
+ ,const wxValidator& rValidator = wxDefaultValidator
+ ,const wxString& rsName = wxTreeCtrlNameStr
+ )
{
- Create(parent, id, pos, size, style, validator, name);
+ Create( pParent
+ ,vId
+ ,rPos
+ ,rSize
+ ,lStyle
+ ,rValidator
+ ,rsName
+ );
}
-
virtual ~wxTreeCtrl();
- bool Create(wxWindow *parent, wxWindowID id = -1,
- 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
+ bool Create( wxWindow* pParent
+ ,wxWindowID vId = wxID_ANY
+ ,const wxPoint& rPos = wxDefaultPosition
+ ,const wxSize& rSize = wxDefaultSize
+ ,long lStyle = wxTR_HAS_BUTTONS | wxTR_LINES_AT_ROOT
+ ,const wxValidator& rValidator = wxDefaultValidator
+ ,const wxString& rsName = 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.
- wxImageList *GetImageList() const;
- wxImageList *GetStateImageList() const;
-
- void SetImageList(wxImageList *imageList);
- void SetStateImageList(wxImageList *imageList);
-
+ //
+
+ //
+ // Get the total number of items in the control
+ //
+ virtual unsigned int GetCount(void) 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(void) const;
+ void SetIndent(unsigned int uIndent);
+
+ //
+ // Spacing is the number of pixels between the start and the Text
+ //
+ unsigned int GetSpacing(void) const { return 18; } // return wxGTK default
+ void SetSpacing(unsigned int uSpacing) { }
+
+ //
+ // 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.
+ //
+ // OS/2 doesn't really use imagelists as MSW does, but since the MSW
+ // control is the basis for this one, until I decide how to get rid of
+ // the need for them they are here for now.
+ //
+ wxImageList* GetImageList(void) const;
+ wxImageList* GetStateImageList(void) const;
+
+ void AssignImageList(wxImageList* pImageList);
+ void AssignStateImageList(wxImageList* pImageList);
+ void SetImageList(wxImageList* pImageList);
+ void SetStateImageList(wxImageList* pImageList);
+
+ //
// 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);
-
- // 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);
-
- // item status inquiries
+ //
+ // Item's label
+ //
+ wxString GetItemText(const wxTreeItemId& rItem) const;
+ void SetItemText( const wxTreeItemId& rItem
+ ,const wxString& rsText
+ );
+
+ //
+ // One of the images associated with the item (normal by default)
+ //
+ int GetItemImage( const wxTreeItemId& rItem
+ ,wxTreeItemIcon vWhich = wxTreeItemIcon_Normal
+ ) const;
+ void SetItemImage( const wxTreeItemId& rItem
+ ,int nImage
+ ,wxTreeItemIcon vWhich = wxTreeItemIcon_Normal
+ );
+
+ //
+ // Data associated with the item
+ //
+ wxTreeItemData* GetItemData(const wxTreeItemId& rItem) const;
+ void SetItemData( const wxTreeItemId& rItem
+ ,wxTreeItemData* pData
+ );
+
+ //
+ // Item's text colour
+ //
+ wxColour GetItemTextColour(const wxTreeItemId& rItem) const;
+ void SetItemTextColour( const wxTreeItemId& rItem
+ ,const wxColour& rColor
+ );
+
+ //
+ // Item's background colour
+ //
+ wxColour GetItemBackgroundColour(const wxTreeItemId& rItem) const;
+ void SetItemBackgroundColour( const wxTreeItemId& rItem
+ ,const wxColour& rColour
+ );
+
+ //
+ // Item's font
+ //
+ wxFont GetItemFont(const wxTreeItemId& rItem) const;
+ void SetItemFont( const wxTreeItemId& rItem
+ ,const wxFont& rFont
+ );
+
+ //
+ // 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& rItem
+ ,bool bHas = true
+ );
+
+ //
+ // The item will be shown in bold
+ //
+ void SetItemBold( const wxTreeItemId& rItem
+ ,bool bBold = true
+ );
+
+ //
+ // The item will be shown with a drop highlight
+ //
+ void SetItemDropHighlight( const wxTreeItemId& rItem
+ ,bool bHighlight = true
+ );
+
+ //
+ // 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
+ //
+
+ //
+ // Is the item visible (it might be outside the view or not expanded)?
+ //
+ bool IsVisible(const wxTreeItemId& rItem) const;
+
+ //
+ // Does the item has any children?
+ //
+ bool ItemHasChildren(const wxTreeItemId& rItem) const;
+
+ //
+ // Is the item expanded (only makes sense if HasChildren())?
+ //
+ bool IsExpanded(const wxTreeItemId& rItem) const;
+
+ //
+ // Is this item currently selected (the same as has focus)?
+ //
+ bool IsSelected(const wxTreeItemId& rItem) const;
+
+ //
+ // Is item text in bold font?
+ //
+ bool IsBold(const wxTreeItemId& rItem) 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;
-
- // navigation
+ //
+
+ //
+ // If 'bRecursively' is false, only immediate children count, otherwise
+ // the returned number is the number of all items in this branch
+ //
+ size_t GetChildrenCount( const wxTreeItemId& rItem
+ ,bool bRecursively = true
+ ) const;
+
+ //
+ // Navigation
// ----------
+ //
- // wxTreeItemId.IsOk() will return FALSE if there is no such item
-
- // get the root tree item
- wxTreeItemId GetRootItem() const;
+ //
+ // Get the root tree item
+ //
+ wxTreeItemId GetRootItem(void) const;
- // get the item currently selected (may return NULL if no selection)
- wxTreeItemId GetSelection() const;
+ //
+ // Get the item currently selected (may return NULL if no selection)
+ //
+ wxTreeItemId GetSelection(void) 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 items currently selected, return the number of such item
+ //
+ size_t GetSelections(wxArrayTreeItemIds& rSelections) const;
- // get the parent of this item (may return NULL if root)
- wxTreeItemId GetParent(const wxTreeItemId& item) const;
+ //
+ // Get the parent of this item (may return NULL if root)
+ //
+ wxTreeItemId GetItemParent(const wxTreeItemId& rItem) const;
// for this enumeration function you must pass in a "cookie" parameter
// which is opaque for the application but is necessary for the library
// 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;
- // 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;
-
- // operations
+ 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& rItem) const;
+
+ //
+ // Get the next sibling of this item
+ //
+ wxTreeItemId GetNextSibling(const wxTreeItemId& rItem) const;
+
+ //
+ // Get the previous sibling
+ //
+ wxTreeItemId GetPrevSibling(const wxTreeItemId& rItem) const;
+
+ //
+ // Get first visible item
+ //
+ wxTreeItemId GetFirstVisibleItem(void) const;
+
+ //
+ // Get the next visible item: item must be visible itself!
+ // see IsVisible() and wxTreeCtrl::GetFirstVisibleItem()
+ //
+ wxTreeItemId GetNextVisible(const wxTreeItemId& rItem) const;
+
+ //
+ // Get the previous visible item: item must be visible itself!
+ //
+ wxTreeItemId GetPrevVisible(const wxTreeItemId& rItem) const;
+
+ //
+ // Operations
// ----------
-
- // add the root node to the tree
- 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();
- // 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
+ //
+
+ //
+ // Add the root node to the tree
+ //
+ wxTreeItemId AddRoot( const wxString& rsText
+ ,int nImage = -1
+ ,int nSelectedImage = -1
+ ,wxTreeItemData* pData = NULL
+ );
+
+ //
+ // Insert a new item in as the first child of the parent
+ //
+ wxTreeItemId PrependItem( const wxTreeItemId& rParent
+ ,const wxString& rsText
+ ,int nImage = -1
+ ,int nSelectedImage = -1
+ ,wxTreeItemData* pData = NULL
+ );
+
+ //
+ // Insert a new item after a given one
+ //
+ wxTreeItemId InsertItem( const wxTreeItemId& rParent
+ ,const wxTreeItemId& rIdPrevious
+ ,const wxString& rsText
+ ,int nImage = -1
+ ,int nSelectedImage = -1
+ ,wxTreeItemData* pData = NULL
+ );
+
+ //
+ // Insert a new item before the one with the given index
+ //
+ wxTreeItemId InsertItem( const wxTreeItemId& pParent
+ ,size_t nIndex
+ ,const wxString& rsText
+ ,int nImage = -1
+ ,int nSelectedImage = -1
+ ,wxTreeItemData* pData = NULL
+ );
+
+ //
+ // Insert a new item in as the last child of the parent
+ //
+ wxTreeItemId AppendItem( const wxTreeItemId& rParent
+ ,const wxString& rsText
+ ,int nImage = -1
+ ,int nSelectedImage = -1
+ ,wxTreeItemData* pData = NULL
+ );
+
+ //
+ // Delete this item and associated data if any
+ //
+ void Delete(const wxTreeItemId& rItem);
+
+ //
+ // Delete all children (but don't delete the item itself)
+ //
+ void DeleteChildren(const wxTreeItemId& rItem);
+
+ //
+ // Delete all items from the tree
+ //
+ void DeleteAllItems(void);
+
+ //
+ // Expand this item
+ //
+ void Expand(const wxTreeItemId& rItem);
+
+ //
+ // Collapse the item without removing its children
+ //
+ void Collapse(const wxTreeItemId& rItem);
+
+ //
+ // Collapse the item and remove all children
+ //
+ void CollapseAndReset(const wxTreeItemId& rItem);
+
+ //
+ // Toggles the current state
+ //
+ void Toggle(const wxTreeItemId& rItem);
+
+ //
+ // Remove the selection from currently selected item (if any)
+ //
+ void Unselect(void);
+
+ //
+ // Unselect all items (only makes sense for multiple selection control)
+ //
+ void UnselectAll(void);
+
+ //
+ // Select this item
+ //
+ void SelectItem(const wxTreeItemId& rItem);
+
+ //
+ // Make sure this item is visible (expanding the parent item and/or
+ // scrolling to this item if necessary)
+ //
+ void EnsureVisible(const wxTreeItemId& rItem);
+
+ //
+ // Scroll to this item (but don't expand its parent)
+ //
+ void ScrollTo(const wxTreeItemId& rItem);
+
+ //
+ // OS/2 does not use a separate edit field for editting text. Here for
+ // interface compatibility, only.
+ //
+ wxTextCtrl* EditLabel( const wxTreeItemId& rItem
+ ,wxClassInfo* pTextCtrlClass = CLASSINFO(wxTextCtrl)
+ );
+
+ //
+ // returns NULL for OS/2 in ALL cases
+ //
+ wxTextCtrl* GetEditControl(void) const {return (wxTextCtrl*)NULL;}
+
+ //
+ // End editing and accept or discard the changes to item label
+ //
+ void EndEditLabel( const wxTreeItemId& rItem
+ ,bool bDiscardChanges = false
+ );
+
+ //
+ // Sorting
// -------
-
- // 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
- // ----------
-
- // 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); }
-
- // implementation
+ //
+
+ //
+ // 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& rItem1
+ ,const wxTreeItemId& rItem2
+ );
+
+ //
+ // Sort the children of this item using OnCompareItems
+ //
+ void SortChildren(const wxTreeItemId& rItem);
+
+ //
+ // 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& rPoint)
+ { int nDummy = 0; return HitTest(rPoint, nDummy); }
+ wxTreeItemId HitTest( const wxPoint& rPoint
+ ,int& rFlags
+ );
+
+ //
+ // Get the bounding rectangle of the item (or of its label only)
+ //
+ bool GetBoundingRect( const wxTreeItemId& rItem
+ ,wxRect& rRect
+ ,bool bTextOnly = false
+ ) const;
+
+ //
+ // Implementation
// --------------
- virtual bool OS2Command(WXUINT param, WXWORD id);
- virtual bool OS2OnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
-
- // 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);
+ //
+
+ virtual MRESULT OS2WindowProc( WXUINT uMsg
+ ,WXWPARAM wParam
+ ,WXLPARAM lParam
+ );
+ virtual bool OS2Command( WXUINT uParam
+ ,WXWORD wId
+ );
+// virtual bool OMSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
+
+ //
+ // Override some base class virtuals
+ //
+ virtual bool SetBackgroundColour(const wxColour& rColour);
+ virtual bool SetForegroundColour(const wxColour& rColour);
+
+ //
+ // Get/set the check state for the item (only for wxTR_MULTIPLE)
+ //
+ bool IsItemChecked(const wxTreeItemId& rItem) const;
+ void SetItemCheck( const wxTreeItemId& rItem
+ ,bool bCheck = true
+ );
protected:
+ //
// SetImageList helper
- void SetAnyImageList(wxImageList *imageList, int which);
+ //
+ void SetAnyImageList( wxImageList* pImageList
+ ,int nWhich
+ );
- wxTextCtrl *m_textCtrl; // used while editing the item label
- wxImageList *m_imageListNormal, // images for tree elements
- *m_imageListState; // special images for app defined states
-
-private:
- // the common part of all ctors
- void Init();
+ //
+ // Refresh a single item
+ //
+ void RefreshItem(const wxTreeItemId& rItem);
- // helper functions
- inline bool DoGetItem(wxTreeViewItem *tvItem) const;
- inline void DoSetItem(wxTreeViewItem *tvItem);
+ wxImageList* m_pImageListNormal; // images for tree elements
+ wxImageList* m_pImageListState; // special images for app defined states
+ bool m_bOwnsImageListNormal;
+ bool m_bOwnsImageListState;
- 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 DeleteTextCtrl();
+private:
- // support for additional item images
+ //
+ // The common part of all ctors
+ //
+ void Init(void);
+
+ //
+ // Helper functions
+ //
+ inline bool DoGetItem(wxTreeViewItem* pTvItem) const;
+ inline void DoSetItem(wxTreeViewItem* pTvItem);
+
+ inline void DoExpand( const wxTreeItemId& rItem
+ ,int nFlag
+ );
+ wxTreeItemId DoInsertItem( const wxTreeItemId& pParent
+ ,wxTreeItemId hInsertAfter
+ ,const wxString& rsText
+ ,int nImage
+ ,int nSelectedImage
+ ,wxTreeItemData* pData
+ );
+ int DoGetItemImageFromData( const wxTreeItemId& rItem
+ ,wxTreeItemIcon vWhich
+ ) const;
+ void DoSetItemImageFromData( const wxTreeItemId& rItem
+ ,int nImage
+ ,wxTreeItemIcon vWhich
+ ) const;
+ void DoSetItemImages( const wxTreeItemId& rItem
+ ,int nImage
+ ,int nImageSel
+ );
+ void DeleteTextCtrl() { };
+
+ //
+ // support for additional item images which we implement using
+ // wxTreeItemIndirectData technique - see the comments in msw/treectrl.cpp
+ //
+ void SetIndirectItemData( const wxTreeItemId& rItem
+ ,class wxTreeItemIndirectData* pData
+ );
+ bool HasIndirectData(const wxTreeItemId& rItem) const;
+ bool IsDataIndirect(wxTreeItemData* pData) const
+ { return pData && pData->GetId().m_pItem == 0; }
+
+ //
+ // The hash storing the items attributes (indexed by items ids)
+ //
+ wxMapTreeAttr m_vAttrs;
+
+ //
+ // true if the hash above is not empty
+ //
+ bool m_bHasAnyAttr;
+
+ //
+ // Used for dragging
+ //
+ wxDragImage* m_pDragImage;
+
+ // Virtual root item, if wxTR_HIDE_ROOT is set.
+// void* m_pVirtualRoot;
+
+ // the starting item for selection with Shift
+// WXHTREEITEM m_htSelStart;
+//
friend class wxTreeItemIndirectData;
- void SetIndirectItemData(const wxTreeItemId& item,
- wxTreeItemIndirectData *data);
- bool HasIndirectData(const wxTreeItemId& item) const;
-
- wxArrayTreeItemIds m_itemsWithIndirectData;
+ friend class wxTreeSortHelper;
DECLARE_DYNAMIC_CLASS(wxTreeCtrl)
-};
+ DECLARE_NO_COPY_CLASS(wxTreeCtrl)
+}; // end of CLASS wxTreeCtrl
+
+#endif // wxUSE_TREECTRL
#endif
// _WX_TREECTRL_H_
projects / wxWidgets.git / blobdiff