include/wx/osx/core/dataview.h

   1
   2 /////////////////////////////////////////////////////////////////////////////
   3 // Name:        wx/osx/core/dataview.h
   4 // Purpose:     wxDataViewCtrl native implementation header for OSX
   5 // Author:
   6 // Id:          $Id: dataview.h 57374 2009-01-27
   7 // Copyright:   (c) 2009
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_DATAVIEWCTRL_CORE_H_
  12 #define _WX_DATAVIEWCTRL_CORE_H_
  13
  14 #include "wx/dataview.h"
  15
  16 #if wxOSX_USE_CARBON
  17 typedef wxMacControl wxWidgetImplType;
  18 #else
  19 typedef wxWidgetImpl wxWidgetImplType;
  20 #endif
  21
  22 // ---------------------------------------------------------
  23 // Helper functions for dataview implementation on OSX
  24 // ---------------------------------------------------------
  25 wxWidgetImplType* CreateDataView(wxWindowMac* wxpeer, wxWindowMac* parent,  wxWindowID id,
  26                                  wxPoint const& pos, wxSize const& size,
  27                                  long style, long extraStyle);
  28 wxString ConcatenateDataViewItemValues(wxDataViewCtrl const* dataViewCtrlPtr, wxDataViewItem const& dataViewItem); // concatenates all data of the visible columns of the passed control
  29                                                                                                                    // and item TAB separated into a string and returns it
  30
  31 // ---------------------------------------------------------
  32 // wxDataViewWidgetImpl
  33 // Common interface of the native dataview implementation
  34 // for the carbon and cocoa environment.
  35 // ATTENTION
  36 //  All methods assume that the passed column pointers are
  37 //  valid (unless a NULL pointer is explicitly allowed
  38 //  to be passed)!
  39 // ATTENTION
  40 // ---------------------------------------------------------
  41 class WXDLLIMPEXP_CORE wxDataViewWidgetImpl
  42 {
  43 public:
  44  //
  45  // constructors / destructor
  46  //
  47   virtual ~wxDataViewWidgetImpl(void)
  48   {
  49   }
  50
  51  //
  52  // column related methods
  53  //
  54   virtual bool              ClearColumns       (void)                                          = 0; // deletes all columns in the native control
  55   virtual bool              DeleteColumn       (wxDataViewColumn* columnPtr)                   = 0; // deletes the column in the native control
  56   virtual void              DoSetExpanderColumn(wxDataViewColumn const* columnPtr)             = 0; // sets the disclosure column in the native control
  57   virtual wxDataViewColumn* GetColumn          (unsigned int pos) const                        = 0; // returns the column belonging to 'pos' in the native control
  58   virtual int               GetColumnPosition  (wxDataViewColumn const* columnPtr) const       = 0; // returns the position of the passed column in the native control
  59   virtual bool              InsertColumn       (unsigned int pos, wxDataViewColumn* columnPtr) = 0; // inserts a column at pos in the native control;
  60                                                                                                     // the method can assume that the column's owner is already set
  61   virtual void              FitColumnWidthToContent(unsigned int pos)                          = 0; // resizes column to fit its content
  62
  63  //
  64  // item related methods
  65  //
  66   virtual bool         Add          (wxDataViewItem const& parent, wxDataViewItem const& item)       = 0; // adds an item to the native control
  67   virtual bool         Add          (wxDataViewItem const& parent, wxDataViewItemArray const& itesm) = 0; // adds a items to the native control
  68   virtual void         Collapse     (wxDataViewItem const& item)                                     = 0; // collapses the passed item in the native control
  69   virtual void         EnsureVisible(wxDataViewItem const& item, wxDataViewColumn const* columnPtr)  = 0; // ensures that the passed item's value in the passed column is visible (column pointer can be NULL)
  70   virtual void         Expand       (wxDataViewItem const& item)                                     = 0; // expands the passed item in the native control
  71   virtual unsigned int GetCount     (void) const                                                     = 0; // returns the number of items in the native control
  72   virtual wxRect       GetRectangle (wxDataViewItem const& item, wxDataViewColumn const* columnPtr)  = 0; // returns the rectangle that is used by the passed item and column in the native control
  73   virtual bool         IsExpanded   (wxDataViewItem const& item) const                               = 0; // checks if the passed item is expanded in the native control
  74   virtual bool         Reload       (void)                                                           = 0; // clears the native control and reloads all data
  75   virtual bool         Remove       (wxDataViewItem const& parent, wxDataViewItem const& item)       = 0; // removes an item from the native control
  76   virtual bool         Remove       (wxDataViewItem const& parent, wxDataViewItemArray const& item)  = 0; // removes items from the native control
  77   virtual bool         Update       (wxDataViewColumn const* columnPtr)                              = 0; // updates the items in the passed column of the native control
  78   virtual bool         Update       (wxDataViewItem const& parent, wxDataViewItem const& item)       = 0; // updates the passed item in the native control
  79   virtual bool         Update       (wxDataViewItem const& parent, wxDataViewItemArray const& items) = 0; // updates the passed items in the native control
  80
  81  //
  82  // model related methods
  83  //
  84   virtual bool AssociateModel(wxDataViewModel* model) = 0; // informs the native control that a model is present
  85
  86  //
  87  // selection related methods
  88  //
  89   virtual wxDataViewItem GetCurrentItem() const = 0;
  90   virtual void SetCurrentItem(const wxDataViewItem& item) = 0;
  91
  92   virtual wxDataViewColumn *GetCurrentColumn() const = 0;
  93
  94   virtual int  GetSelectedItemsCount() const = 0;
  95   virtual int  GetSelections(wxDataViewItemArray& sel)   const = 0; // returns all selected items in the native control
  96   virtual bool IsSelected   (wxDataViewItem const& item) const = 0; // checks if the passed item is selected in the native control
  97   virtual void Select       (wxDataViewItem const& item)       = 0; // selects the passed item in the native control
  98   virtual void SelectAll    (void)                             = 0; // selects all items in the native control
  99   virtual void Unselect     (wxDataViewItem const& item)       = 0; // unselects the passed item in the native control
 100   virtual void UnselectAll  (void)                             = 0; // unselects all items in the native control
 101
 102  //
 103  // sorting related methods
 104  //
 105   virtual wxDataViewColumn* GetSortingColumn (void) const = 0; // returns the column that is primarily responsible for sorting in the native control
 106   virtual void              Resort           (void)       = 0; // asks the native control to start a resorting process
 107
 108  //
 109  // other methods
 110  //
 111   virtual void DoSetIndent (int indent)                                                                     = 0; // sets the indention in the native control
 112   virtual void HitTest     (wxPoint const& point, wxDataViewItem& item, wxDataViewColumn*& columnPtr) const = 0; // return the item and column pointer that contains with the passed point
 113   virtual void SetRowHeight(wxDataViewItem const& item, unsigned int height)                                = 0; // sets the height of the row containg the passed item in the native control
 114   virtual void OnSize      (void)                                                                           = 0; // updates the layout of the native control after a size event
 115   virtual void StartEditor( const wxDataViewItem & item, unsigned int column )                              = 0; // starts editing the passed in item and column
 116 };
 117
 118 #endif // _WX_DATAVIEWCTRL_CORE_H_