X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6244848856584171db8cd74a7ff227250e46cc54..babc97583e1280ac0992ca8e3dbd7604e2d3963b:/include/wx/generic/treectrl.h?ds=sidebyside diff --git a/include/wx/generic/treectrl.h b/include/wx/generic/treectrl.h index 08baa48c8a..7d1dd7e39d 100644 --- a/include/wx/generic/treectrl.h +++ b/include/wx/generic/treectrl.h @@ -16,42 +16,27 @@ #pragma interface "treectrl.h" #endif -#ifdef __WXMSW__ -WXDLLEXPORT_DATA(extern const char*) wxTreeCtrlNameStr; -#else -#define wxTreeCtrlNameStr "wxTreeCtrl" -#endif - #include "wx/defs.h" #include "wx/string.h" #include "wx/object.h" #include "wx/event.h" #include "wx/scrolwin.h" #include "wx/textctrl.h" - -// ----------------------------------------------------------------------------- -// constants -// ----------------------------------------------------------------------------- - -// values for the `flags' parameter of wxTreeCtrl::HitTest() which determine -// where exactly the specified point is situated: -static const int wxTREE_HITTEST_NOWHERE = 0x0004; - // on the bitmap associated with an item. -static const int wxTREE_HITTEST_ONITEMICON = 0x0020; - // on the label (string) associated with an item. -static const int wxTREE_HITTEST_ONITEMLABEL = 0x0080; - // anywhere on the item -static const int wxTREE_HITTEST_ONITEM = wxTREE_HITTEST_ONITEMICON | - wxTREE_HITTEST_ONITEMLABEL; +#include "wx/pen.h" +#include "wx/dynarray.h" +#include "wx/timer.h" // ----------------------------------------------------------------------------- // forward declaration // ----------------------------------------------------------------------------- -class wxImageList; -class wxGenericTreeItem; +class WXDLLEXPORT wxImageList; +class WXDLLEXPORT wxGenericTreeItem; -class wxTreeItemData; +class WXDLLEXPORT wxTreeItemData; + +class WXDLLEXPORT wxTreeRenameTimer; +class WXDLLEXPORT wxTreeTextCtrl; // ----------------------------------------------------------------------------- // wxTreeItemId - unique identifier of a tree element @@ -83,12 +68,15 @@ public: wxGenericTreeItem *m_pItem; }; +WX_DECLARE_OBJARRAY(wxTreeItemId, wxArrayTreeItemIds); + // ---------------------------------------------------------------------------- // wxTreeItemData is some (arbitrary) user class associated with some item. // // Because the objects of this class are deleted by the tree, they should // always be allocated on the heap! // ---------------------------------------------------------------------------- + class WXDLLEXPORT wxTreeItemData: public wxClientData { friend class wxTreeCtrl; @@ -108,89 +96,6 @@ protected: wxTreeItemId m_pItem; }; -// ----------------------------------------------------------------------------- -// wxTreeEvent - the event generated by the tree control -// ----------------------------------------------------------------------------- -class WXDLLEXPORT wxTreeEvent : public wxNotifyEvent -{ -friend class wxTreeCtrl; -public: - wxTreeEvent(wxEventType commandType = wxEVT_NULL, int id = 0); - - // accessors - // get the item on which the operation was performed or the newly - // selected item for wxEVT_COMMAND_TREE_SEL_CHANGED/ING events - wxTreeItemId GetItem() const { return m_item; } - - // for wxEVT_COMMAND_TREE_SEL_CHANGED/ING events, get the previously - // selected item - wxTreeItemId GetOldItem() const { return m_itemOld; } - - // the point where the mouse was when the drag operation started (for - // wxEVT_COMMAND_TREE_BEGIN_(R)DRAG events only) - wxPoint GetPoint() const { return m_pointDrag; } - - // keyboard code (for wxEVT_COMMAND_TREE_KEY_DOWN only) - int GetCode() const { return m_code; } - - // set return code for wxEVT_COMMAND_TREE_ITEM_{EXPAND|COLLAPS}ING events - // call this to forbid the change in item status - void Veto() { m_code = TRUE; } - - // for implementation usage only - bool WasVetoed() const { return m_code; } - -private: - // @@ we could save some space by using union here - int m_code; - wxTreeItemId m_item, - m_itemOld; - wxPoint m_pointDrag; - - DECLARE_DYNAMIC_CLASS(wxTreeEvent) -}; - -typedef void (wxEvtHandler::*wxTreeEventFunction)(wxTreeEvent&); - -// ---------------------------------------------------------------------------- -// macros for handling tree control events -// ---------------------------------------------------------------------------- - -// GetItem() returns the item being dragged, GetPoint() the mouse coords -#define EVT_TREE_BEGIN_DRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL }, -#define EVT_TREE_BEGIN_RDRAG(id, fn) { wxEVT_COMMAND_TREE_BEGIN_RDRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL }, - -// GetItem() returns the itme whose label is being edited -#define EVT_TREE_BEGIN_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL }, -#define EVT_TREE_END_LABEL_EDIT(id, fn) { wxEVT_COMMAND_TREE_END_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL }, - -// provide/update information about GetItem() item -#define EVT_TREE_GET_INFO(id, fn) { wxEVT_COMMAND_TREE_GET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL }, -#define EVT_TREE_SET_INFO(id, fn) { wxEVT_COMMAND_TREE_SET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL }, - -// GetItem() is the item being expanded/collapsed, the "ING" versions can use -#define EVT_TREE_ITEM_EXPANDED(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL }, -#define EVT_TREE_ITEM_EXPANDING(id, fn) { wxEVT_COMMAND_TREE_ITEM_EXPANDING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL }, -#define EVT_TREE_ITEM_COLLAPSED(id, fn) { wxEVT_COMMAND_TREE_ITEM_COLLAPSED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL }, -#define EVT_TREE_ITEM_COLLAPSING(id, fn) { wxEVT_COMMAND_TREE_ITEM_COLLAPSING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, - -// GetOldItem() is the item which had the selection previously, GetItem() is -// the item which acquires selection -#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 }, - -// GetCode() returns the key code -// NB: this is the only message for which GetItem() is invalid (you may get the -// item from GetSelection()) -#define EVT_TREE_KEY_DOWN(id, fn) { wxEVT_COMMAND_TREE_KEY_DOWN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, - -// GetItem() returns the item being deleted, the associated data (if any) will -// be deleted just after the return of this event handler (if any) -#define EVT_TREE_DELETE_ITEM(id, fn) { wxEVT_COMMAND_TREE_DELETE_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL }, - -// GetItem() returns the item that was activated (double click, enter, space) -#define EVT_TREE_ITEM_ACTIVATED(id, fn) { wxEVT_COMMAND_TREE_ITEM_ACTIVATED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL }, - // ----------------------------------------------------------------------------- // wxTreeCtrl - the tree control // ----------------------------------------------------------------------------- @@ -206,7 +111,7 @@ public: const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = wxTR_HAS_BUTTONS | wxTR_LINES_AT_ROOT, - const wxValidator &validator = wxDefaultValidator, + const wxValidator &validator = wxDefaultValidator, const wxString& name = wxTreeCtrlNameStr) { Create(parent, id, pos, size, style, validator, name); @@ -218,7 +123,7 @@ public: const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = wxTR_HAS_BUTTONS | wxTR_LINES_AT_ROOT, - const wxValidator &validator = wxDefaultValidator, + const wxValidator &validator = wxDefaultValidator, const wxString& name = wxTreeCtrlNameStr); // accessors @@ -233,6 +138,10 @@ public: unsigned int GetIndent() const { return m_indent; } void SetIndent(unsigned int indent); + // spacing is the number of pixels between the start and the Text + unsigned int GetSpacing() const { return m_spacing; } + void SetSpacing(unsigned int 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 @@ -256,10 +165,9 @@ public: // retrieve items label wxString GetItemText(const wxTreeItemId& item) const; - // get the normal item image - int GetItemImage(const wxTreeItemId& item) const; - // get the selected item image - int GetItemSelectedImage(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; @@ -268,10 +176,9 @@ public: // set items label void SetItemText(const wxTreeItemId& item, const wxString& text); - // set the normal item image - void SetItemImage(const wxTreeItemId& item, int image); - // set the selected item image - void SetItemSelectedImage(const wxTreeItemId& item, int image); + // 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); @@ -284,6 +191,15 @@ public: // the item will be shown in bold void SetItemBold(const wxTreeItemId& item, bool bold = 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); + // item status inquiries // --------------------- @@ -318,6 +234,9 @@ public: // get the item currently selected (may return NULL if no selection) wxTreeItemId GetSelection() const { return m_current; } + // get the items currently selected, return the number of such item + size_t GetSelections(wxArrayTreeItemIds&) const; + // get the parent of this item (may return NULL if root) wxTreeItemId GetParent(const wxTreeItemId& item) const; @@ -332,6 +251,8 @@ public: 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; @@ -367,6 +288,13 @@ public: 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, @@ -393,8 +321,9 @@ public: // remove the selection from currently selected item (if any) void Unselect(); + void UnselectAll(); // select this item - void SelectItem(const wxTreeItemId& item); + void SelectItem(const wxTreeItemId& item, bool unselect_others=TRUE, bool extended_select=FALSE); // make sure this item is visible (expanding the parent item and/or // scrolling to this item if necessary) void EnsureVisible(const wxTreeItemId& item); @@ -406,19 +335,12 @@ public: wxTreeItemId HitTest(const wxPoint& point) { int dummy; return HitTest(point, dummy); } wxTreeItemId HitTest(const wxPoint& point, int& flags); - - // start editing the item label: this (temporarily) replaces the 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); + // been before. + void EditLabel( const wxTreeItemId& item ) { Edit( item ); } + void Edit( const wxTreeItemId& item ); // sorting // this function is called to compare 2 items and should return -1, 0 @@ -432,6 +354,16 @@ public: // NB: this function is not reentrant and not MT-safe (FIXME)! void SortChildren(const wxTreeItemId& item); + // deprecated functions: 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 only from now on + // callbacks void OnPaint( wxPaintEvent &event ); void OnSetFocus( wxFocusEvent &event ); @@ -440,22 +372,44 @@ public: void OnMouse( wxMouseEvent &event ); void OnIdle( wxIdleEvent &event ); - // implementation + // implementation helpers void SendDeleteEvent(wxGenericTreeItem *itemBeingDeleted); + void DrawBorder(const wxTreeItemId& item); + void DrawLine(const wxTreeItemId& item, bool below); + protected: + friend class wxGenericTreeItem; + friend class wxTreeRenameTimer; + friend class wxTreeTextCtrl; + + wxFont m_normalFont; + wxFont m_boldFont; + wxGenericTreeItem *m_anchor; - wxGenericTreeItem *m_current; + wxGenericTreeItem *m_current, *m_key_current, *m_currentEdit; bool m_hasFocus; bool m_dirty; int m_xScroll,m_yScroll; unsigned int m_indent; + unsigned int m_spacing; int m_lineHeight; wxPen m_dottedPen; wxBrush *m_hilightBrush; wxImageList *m_imageListNormal, *m_imageListState; + int m_dragCount; + wxPoint m_dragStart; + bool m_isDragging; // true between BEGIN/END drag events + wxGenericTreeItem *m_dropTarget; + wxCursor m_oldCursor; // cursor is changed while dragging + wxGenericTreeItem *m_oldSelection; + + wxTimer *m_renameTimer; + bool m_renameAccept; + wxString m_renameRes; + // the common part of all ctors void Init(); @@ -467,15 +421,28 @@ protected: wxTreeItemData *data); void AdjustMyScrollbars(); + int GetLineHeight(wxGenericTreeItem *item) const; void PaintLevel( wxGenericTreeItem *item, wxDC& dc, int level, int &y ); void PaintItem( wxGenericTreeItem *item, wxDC& dc); void CalculateLevel( wxGenericTreeItem *item, wxDC &dc, int level, int &y ); void CalculatePositions(); + void CalculateSize( wxGenericTreeItem *item, wxDC &dc ); void RefreshSubtree( wxGenericTreeItem *item ); void RefreshLine( wxGenericTreeItem *item ); + void OnRenameTimer(); + void OnRenameAccept(); + + void FillArray(wxGenericTreeItem*, wxArrayTreeItemIds&) const; + void SelectItemRange( wxGenericTreeItem *item1, wxGenericTreeItem *item2 ); + bool TagAllChildrenUntilLast(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select); + bool TagNextChildren(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select); + void UnselectAllChildren( wxGenericTreeItem *item ); + + void DrawDropEffect(wxGenericTreeItem *item); + private: DECLARE_EVENT_TABLE() DECLARE_DYNAMIC_CLASS(wxTreeCtrl)