X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/82a5f02c861e8d57ba8255a9553b941118ad4520..a4535b9f391bbe8453f70784bc77a06f3426e858:/include/wx/treebase.h diff --git a/include/wx/treebase.h b/include/wx/treebase.h index ed6d9236b9..c706914558 100644 --- a/include/wx/treebase.h +++ b/include/wx/treebase.h @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: treebase.h +// Name: wx/treebase.h // Purpose: wxTreeCtrl base classes and types // Author: Julian Smart et al // Modified by: @@ -12,57 +12,79 @@ #ifndef _WX_TREEBASE_H_ #define _WX_TREEBASE_H_ -#ifdef __GNUG__ - #pragma interface "treebase.h" -#endif - // ---------------------------------------------------------------------------- // headers // ---------------------------------------------------------------------------- -// Not defined in setup.h so removing for now -// #if wxUSE_TREECTRL +#include "wx/defs.h" + +#if wxUSE_TREECTRL -#include "wx/control.h" +#include "wx/window.h" // for wxClientData #include "wx/event.h" +#include "wx/dynarray.h" + +#if WXWIN_COMPATIBILITY_2_6 + +// flags for deprecated `Expand(int action)', will be removed in next versions +enum +{ + wxTREE_EXPAND_EXPAND, + wxTREE_EXPAND_COLLAPSE, + wxTREE_EXPAND_COLLAPSE_RESET, + wxTREE_EXPAND_TOGGLE +}; + +#endif // WXWIN_COMPATIBILITY_2_6 // ---------------------------------------------------------------------------- // 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. +// just a trivial wrapper around Win32 HTREEITEM or a pointer to some private +// data structure in the generic version. It's opaque for the application and +// the only method which can be used by user code is IsOk(). // ---------------------------------------------------------------------------- // Using this typedef removes an ambiguity when calling Remove() -typedef unsigned long wxTreeItemIdValue; +typedef void *wxTreeItemIdValue; class WXDLLEXPORT wxTreeItemId { -friend class WXDLLEXPORT wxTreeCtrl; -friend class WXDLLEXPORT wxGenericTreeCtrl; -friend class WXDLLEXPORT wxTreeEvent; + friend bool operator==(const wxTreeItemId&, const wxTreeItemId&); public: // ctors // 0 is invalid value for HTREEITEM wxTreeItemId() { m_pItem = 0; } + // construct wxTreeItemId from the native item id + wxTreeItemId(void *pItem) { m_pItem = pItem; } + // default copy ctor/assignment operator are ok for us // accessors // is this a valid tree item? bool IsOk() const { return m_pItem != 0; } + // return true if this item is not valid + bool operator!() const { return !IsOk(); } - // deprecated: only for compatibility - wxTreeItemId(long itemId) { m_pItem = itemId; } - //operator long() const { return m_pItem; } - operator wxTreeItemIdValue() const { return m_pItem; } - - void operator=(long item) { m_pItem = item; } + // operations + // invalidate the item + void Unset() { m_pItem = 0; } - wxTreeItemId(void *pItem) { m_pItem = (long) pItem; } + operator bool() const { return IsOk(); } wxTreeItemIdValue m_pItem; }; +inline bool operator==(const wxTreeItemId& i1, const wxTreeItemId& i2) +{ + return i1.m_pItem == i2.m_pItem; +} + +inline bool operator!=(const wxTreeItemId& i1, const wxTreeItemId& i2) +{ + return i1.m_pItem != i2.m_pItem; +} + // ---------------------------------------------------------------------------- // wxTreeItemData is some (arbitrary) user class associated with some item. The // main advantage of having this class (compared to old untyped interface) is @@ -79,8 +101,8 @@ public: class WXDLLEXPORT wxTreeItemData: public wxClientData { -friend class WXDLLEXPORT wxTreeCtrl; -friend class WXDLLEXPORT wxGenericTreeCtrl; +friend class WXDLLIMPEXP_FWD_CORE wxTreeCtrl; +friend class WXDLLIMPEXP_FWD_CORE wxGenericTreeCtrl; public: // creation/destruction // -------------------- @@ -97,7 +119,22 @@ protected: wxTreeItemId m_pItem; }; -WX_DEFINE_EXPORTED_ARRAY(wxTreeItemId, wxArrayTreeItemIds); +WX_DEFINE_EXPORTED_ARRAY_PTR(wxTreeItemIdValue, wxArrayTreeItemIdsBase); + +// this is a wrapper around the array class defined above which allow to wok +// with vaue of natural wxTreeItemId type instead of using wxTreeItemIdValue +// and does it without any loss of efficiency +class WXDLLEXPORT wxArrayTreeItemIds : public wxArrayTreeItemIdsBase +{ +public: + void Add(const wxTreeItemId& id) + { wxArrayTreeItemIdsBase::Add(id.m_pItem); } + void Insert(const wxTreeItemId& id, size_t pos) + { wxArrayTreeItemIdsBase::Insert(id.m_pItem, pos); } + wxTreeItemId Item(size_t i) const + { return wxTreeItemId(wxArrayTreeItemIdsBase::Item(i)); } + wxTreeItemId operator[](size_t i) const { return Item(i); } +}; // ---------------------------------------------------------------------------- // constants @@ -113,6 +150,43 @@ enum wxTreeItemIcon wxTreeItemIcon_Max }; +// ---------------------------------------------------------------------------- +// wxTreeCtrl flags +// ---------------------------------------------------------------------------- + +#define wxTR_NO_BUTTONS 0x0000 // for convenience +#define wxTR_HAS_BUTTONS 0x0001 // draw collapsed/expanded btns +#define wxTR_NO_LINES 0x0004 // don't draw lines at all +#define wxTR_LINES_AT_ROOT 0x0008 // connect top-level nodes +#define wxTR_TWIST_BUTTONS 0x0010 // still used by wxTreeListCtrl + +#define wxTR_SINGLE 0x0000 // for convenience +#define wxTR_MULTIPLE 0x0020 // can select multiple items + +#if WXWIN_COMPATIBILITY_2_8 + #define wxTR_EXTENDED 0x0040 // deprecated, don't use +#endif // WXWIN_COMPATIBILITY_2_8 + +#define wxTR_HAS_VARIABLE_ROW_HEIGHT 0x0080 // what it says + +#define wxTR_EDIT_LABELS 0x0200 // can edit item labels +#define wxTR_ROW_LINES 0x0400 // put border around items +#define wxTR_HIDE_ROOT 0x0800 // don't display root node + +#define wxTR_FULL_ROW_HIGHLIGHT 0x2000 // highlight full horz space + +#ifdef __WXGTK20__ +#define wxTR_DEFAULT_STYLE (wxTR_HAS_BUTTONS | wxTR_NO_LINES) +#else +#define wxTR_DEFAULT_STYLE (wxTR_HAS_BUTTONS | wxTR_LINES_AT_ROOT) +#endif + +#if WXWIN_COMPATIBILITY_2_6 +// deprecated, don't use +#define wxTR_MAC_BUTTONS 0 +#define wxTR_AQUA_BUTTONS 0 +#endif // WXWIN_COMPATIBILITY_2_6 + // values for the `flags' parameter of wxTreeCtrl::HitTest() which determine // where exactly the specified point is situated: @@ -146,7 +220,7 @@ static const int wxTREE_HITTEST_ONITEM = wxTREE_HITTEST_ONITEMICON | wxTREE_HITTEST_ONITEMLABEL; // tree ctrl default name -WXDLLEXPORT_DATA(extern const char*) wxTreeCtrlNameStr; +extern WXDLLEXPORT_DATA(const wxChar) wxTreeCtrlNameStr[]; // ---------------------------------------------------------------------------- // wxTreeItemAttr: a structure containing the visual attributes of an item @@ -189,40 +263,63 @@ private: // descriptions below // ---------------------------------------------------------------------------- +class WXDLLIMPEXP_FWD_CORE wxTreeCtrlBase; + class WXDLLEXPORT wxTreeEvent : public wxNotifyEvent { - friend class WXDLLEXPORT wxTreeCtrl; - friend class WXDLLEXPORT wxGenericTreeCtrl; - public: + wxTreeEvent(wxEventType commandType, + wxTreeCtrlBase *tree, + const wxTreeItemId &item = wxTreeItemId()); wxTreeEvent(wxEventType commandType = wxEVT_NULL, int id = 0); + wxTreeEvent(const wxTreeEvent& event); + + virtual wxEvent *Clone() const { return new wxTreeEvent(*this); } // 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; } + void SetItem(const wxTreeItemId& item) { m_item = item; } // for wxEVT_COMMAND_TREE_SEL_CHANGED/ING events, get the previously // selected item wxTreeItemId GetOldItem() const { return m_itemOld; } + void SetOldItem(const wxTreeItemId& item) { m_itemOld = item; } // the point where the mouse was when the drag operation started (for // wxEVT_COMMAND_TREE_BEGIN_(R)DRAG events only) or click position wxPoint GetPoint() const { return m_pointDrag; } + void SetPoint(const wxPoint& pt) { m_pointDrag = pt; } - // keyboard code (for wxEVT_COMMAND_TREE_KEY_DOWN only) - int GetCode() const { return m_code; } + // keyboard data (for wxEVT_COMMAND_TREE_KEY_DOWN only) + const wxKeyEvent& GetKeyEvent() const { return m_evtKey; } + int GetKeyCode() const { return m_evtKey.GetKeyCode(); } + void SetKeyEvent(const wxKeyEvent& evt) { m_evtKey = evt; } // label (for EVT_TREE_{BEGIN|END}_LABEL_EDIT only) const wxString& GetLabel() const { return m_label; } + void SetLabel(const wxString& label) { m_label = label; } + + // edit cancel flag (for EVT_TREE_{BEGIN|END}_LABEL_EDIT only) + bool IsEditCancelled() const { return m_editCancelled; } + void SetEditCanceled(bool editCancelled) { m_editCancelled = editCancelled; } + + // Set the tooltip for the item (for EVT\_TREE\_ITEM\_GETTOOLTIP events) + void SetToolTip(const wxString& toolTip) { m_label = toolTip; } + wxString GetToolTip() { return m_label; } private: - // we could probably save some space by using union here - int m_code; + // not all of the members are used (or initialized) for all events + wxKeyEvent m_evtKey; wxTreeItemId m_item, m_itemOld; wxPoint m_pointDrag; wxString m_label; + bool m_editCancelled; + + friend class WXDLLIMPEXP_FWD_CORE wxTreeCtrl; + friend class WXDLLIMPEXP_FWD_CORE wxGenericTreeCtrl; DECLARE_DYNAMIC_CLASS(wxTreeEvent) }; @@ -230,62 +327,98 @@ private: typedef void (wxEvtHandler::*wxTreeEventFunction)(wxTreeEvent&); // ---------------------------------------------------------------------------- -// macros for handling tree control events +// tree control events and macros for handling them // ---------------------------------------------------------------------------- +BEGIN_DECLARE_EVENT_TYPES() + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_BEGIN_DRAG, 600) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_BEGIN_RDRAG, 601) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, 602) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_END_LABEL_EDIT, 603) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_DELETE_ITEM, 604) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_GET_INFO, 605) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_SET_INFO, 606) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_EXPANDED, 607) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_EXPANDING, 608) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_COLLAPSED, 609) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_COLLAPSING, 610) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_SEL_CHANGED, 611) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_SEL_CHANGING, 612) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_KEY_DOWN, 613) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_ACTIVATED, 614) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK, 615) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_MIDDLE_CLICK, 616) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_END_DRAG, 617) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK, 618) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP, 619) + DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_MENU, 620) +END_DECLARE_EVENT_TYPES() + +#define wxTreeEventHandler(func) \ + (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxTreeEventFunction, &func) + +#define wx__DECLARE_TREEEVT(evt, id, fn) \ + wx__DECLARE_EVT1(wxEVT_COMMAND_TREE_ ## evt, id, wxTreeEventHandler(fn)) + // GetItem() returns the item being dragged, GetPoint() the mouse coords // // if you call event.Allow(), the drag operation will start and a // EVT_TREE_END_DRAG event will be sent when the drag is over. -#define EVT_TREE_BEGIN_DRAG(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_BEGIN_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ), -#define EVT_TREE_BEGIN_RDRAG(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_BEGIN_RDRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ), +#define EVT_TREE_BEGIN_DRAG(id, fn) wx__DECLARE_TREEEVT(BEGIN_DRAG, id, fn) +#define EVT_TREE_BEGIN_RDRAG(id, fn) wx__DECLARE_TREEEVT(BEGIN_RDRAG, id, fn) -// GetItem() is the item on which the drop occured (if any) and GetPoint() the +// GetItem() is the item on which the drop occurred (if any) and GetPoint() the // current mouse coords -#define EVT_TREE_END_DRAG(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_END_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ), +#define EVT_TREE_END_DRAG(id, fn) wx__DECLARE_TREEEVT(END_DRAG, id, fn) // GetItem() returns the itme whose label is being edited, GetLabel() returns // the current item label for BEGIN and the would be new one for END. // // Vetoing BEGIN event means that label editing won't happen at all, // vetoing END means that the new value is discarded and the old one kept -#define EVT_TREE_BEGIN_LABEL_EDIT(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ), -#define EVT_TREE_END_LABEL_EDIT(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_END_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ), +#define EVT_TREE_BEGIN_LABEL_EDIT(id, fn) wx__DECLARE_TREEEVT(BEGIN_LABEL_EDIT, id, fn) +#define EVT_TREE_END_LABEL_EDIT(id, fn) wx__DECLARE_TREEEVT(END_LABEL_EDIT, id, fn) // provide/update information about GetItem() item -#define EVT_TREE_GET_INFO(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_GET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ), -#define EVT_TREE_SET_INFO(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_SET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ), +#define EVT_TREE_GET_INFO(id, fn) wx__DECLARE_TREEEVT(GET_INFO, id, fn) +#define EVT_TREE_SET_INFO(id, fn) wx__DECLARE_TREEEVT(SET_INFO, id, fn) // GetItem() is the item being expanded/collapsed, the "ING" versions can use -#define EVT_TREE_ITEM_EXPANDED(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_ITEM_EXPANDED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ), -#define EVT_TREE_ITEM_EXPANDING(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_ITEM_EXPANDING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ), -#define EVT_TREE_ITEM_COLLAPSED(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_ITEM_COLLAPSED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ), -#define EVT_TREE_ITEM_COLLAPSING(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_ITEM_COLLAPSING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ), +#define EVT_TREE_ITEM_EXPANDED(id, fn) wx__DECLARE_TREEEVT(ITEM_EXPANDED, id, fn) +#define EVT_TREE_ITEM_EXPANDING(id, fn) wx__DECLARE_TREEEVT(ITEM_EXPANDING, id, fn) +#define EVT_TREE_ITEM_COLLAPSED(id, fn) wx__DECLARE_TREEEVT(ITEM_COLLAPSED, id, fn) +#define EVT_TREE_ITEM_COLLAPSING(id, fn) wx__DECLARE_TREEEVT(ITEM_COLLAPSING, id, fn) // GetOldItem() is the item which had the selection previously, GetItem() is // the item which acquires selection -#define EVT_TREE_SEL_CHANGED(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_SEL_CHANGED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ), -#define EVT_TREE_SEL_CHANGING(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_SEL_CHANGING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ), +#define EVT_TREE_SEL_CHANGED(id, fn) wx__DECLARE_TREEEVT(SEL_CHANGED, id, fn) +#define EVT_TREE_SEL_CHANGING(id, fn) wx__DECLARE_TREEEVT(SEL_CHANGING, id, fn) -// GetCode() returns the key code +// GetKeyCode() 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) wxEventTableEntry( wxEVT_COMMAND_TREE_KEY_DOWN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ), +#define EVT_TREE_KEY_DOWN(id, fn) wx__DECLARE_TREEEVT(KEY_DOWN, id, fn) // 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) wxEventTableEntry( wxEVT_COMMAND_TREE_DELETE_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ), +#define EVT_TREE_DELETE_ITEM(id, fn) wx__DECLARE_TREEEVT(DELETE_ITEM, id, fn) // GetItem() returns the item that was activated (double click, enter, space) -#define EVT_TREE_ITEM_ACTIVATED(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_ITEM_ACTIVATED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ), +#define EVT_TREE_ITEM_ACTIVATED(id, fn) wx__DECLARE_TREEEVT(ITEM_ACTIVATED, id, fn) + +// GetItem() returns the item for which the context menu shall be shown +#define EVT_TREE_ITEM_MENU(id, fn) wx__DECLARE_TREEEVT(ITEM_MENU, id, fn) // GetItem() returns the item that was clicked on -#define EVT_TREE_ITEM_RIGHT_CLICK(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ), -#define EVT_TREE_ITEM_MIDDLE_CLICK(id, fn) wxEventTableEntry( wxEVT_COMMAND_TREE_ITEM_MIDDLE_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ), +#define EVT_TREE_ITEM_RIGHT_CLICK(id, fn) wx__DECLARE_TREEEVT(ITEM_RIGHT_CLICK, id, fn) +#define EVT_TREE_ITEM_MIDDLE_CLICK(id, fn) wx__DECLARE_TREEEVT(ITEM_MIDDLE_CLICK, id, fn) -// #endif // wxUSE_TREECTRL +// GetItem() returns the item whose state image was clicked on +#define EVT_TREE_STATE_IMAGE_CLICK(id, fn) wx__DECLARE_TREEEVT(STATE_IMAGE_CLICK, id, fn) -#endif - // _WX_TREEBASE_H_ +// GetItem() is the item for which the tooltip is being requested +#define EVT_TREE_ITEM_GETTOOLTIP(id, fn) wx__DECLARE_TREEEVT(ITEM_GETTOOLTIP, id, fn) +#endif // wxUSE_TREECTRL +#endif // _WX_TREEBASE_H_