contrib/include/wx/fl/rowlayoutpl.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        No names yet.
   3 // Purpose:     Contrib. demo
   4 // Author:      Aleksandras Gluchovas
   5 // Modified by:
   6 // Created:     02/10/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Aleksandras Gluchovas
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef __ROWLAYOUTPL_G__
  13 #define __ROWLAYOUTPL_G__
  14
  15 #ifdef __GNUG__
  16     #pragma interface "rowlayoutpl.h"
  17 #endif
  18
  19 #include "wx/fl/controlbar.h"
  20
  21 /*
  22  * Simple implementation of plugin, which handles row-layouting
  23  * requests sent from Frame Layout
  24  */
  25
  26 class cbRowLayoutPlugin : public cbPluginBase
  27 {
  28         DECLARE_DYNAMIC_CLASS( cbRowLayoutPlugin )
  29 protected:
  30         cbDockPane* mpPane; // is set up temorarely, while handling event
  31 protected:
  32
  33         // not-fixed-bars layouting related helpers
  34
  35         void FitBarsToRange( int from, int till, cbBarInfo* pTheBar, cbRowInfo* pRow );
  36         void RelayoutNotFixedBarsAround( cbBarInfo* pTheBar, cbRowInfo* pRow );
  37         void MinimzeNotFixedBars( cbRowInfo* pRow, cbBarInfo* pBarToPreserve );
  38         int  GetRowFreeSpace( cbRowInfo* pRow );
  39
  40         void RecalcLengthRatios( cbRowInfo* pRow );
  41         void ApplyLengthRatios( cbRowInfo* pRow );
  42         void ExpandNotFixedBars( cbRowInfo* pRow );
  43         void AdjustLengthOfInserted( cbRowInfo* pRow, cbBarInfo* pTheBar );
  44
  45         void DetectBarHandles( cbRowInfo* pRow );
  46         void CheckIfAtTheBoundary( cbBarInfo* pTheBar, cbRowInfo& rowInfo );
  47
  48
  49         // row-layouting helpers (simulate "bar-friction")
  50
  51         int  CalcRowHeight( cbRowInfo& row );
  52         void LayoutItemsVertically( cbRowInfo& row );
  53
  54         void StickRightSideBars( cbBarInfo* pToBar );
  55
  56         void SlideLeftSideBars ( cbBarInfo* pTheBar );
  57         void SlideRightSideBars( cbBarInfo* pTheBar );
  58
  59         void ShiftLeftTrashold ( cbBarInfo* pTheBar, cbRowInfo& row );
  60         void ShiftRightTrashold( cbBarInfo* pTheBar, cbRowInfo& row );
  61
  62         void InsertBefore( cbBarInfo* pBeforeBar,
  63                                            cbBarInfo* pTheBar,
  64                                            cbRowInfo& row
  65                                          );
  66
  67         void DoInsertBar( cbBarInfo* pTheBar, cbRowInfo& row );
  68
  69 public:
  70
  71         cbRowLayoutPlugin(void);
  72
  73         cbRowLayoutPlugin( wxFrameLayout* pPanel, int paneMask = wxALL_PANES );
  74
  75         // event handlers
  76
  77         void OnResizeRow ( cbResizeRowEvent&  event );
  78         void OnInsertBar ( cbInsertBarEvent&  event );
  79         void OnRemoveBar ( cbRemoveBarEvent&  event );
  80         void OnLayoutRow ( cbLayoutRowEvent&  event );
  81         void OnLayoutRows( cbLayoutRowsEvent& event );
  82
  83         DECLARE_EVENT_TABLE()
  84 };
  85
  86 #endif /* __ROWLAYOUTPL_G__ */
  87