utils/framelayout/src/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 #include "controlbar.h"
  16
  17 /*
  18  * Simple implementaiton of plugin, which handles row-layouting
  19  * requests sent from Frame Layout
  20  */
  21
  22 class cbRowLayoutPlugin : public cbPluginBase
  23 {
  24         DECLARE_DYNAMIC_CLASS( cbRowLayoutPlugin )
  25 protected:
  26         cbDockPane* mpPane; // is set up temorarely, while handling event
  27 protected:
  28
  29         // not-fixed-bars layouting related helpers
  30
  31         void FitBarsToRange( int from, int till, cbBarInfo* pTheBar, cbRowInfo* pRow );
  32         void RelayoutNotFixedBarsAround( cbBarInfo* pTheBar, cbRowInfo* pRow );
  33         void MinimzeNotFixedBars( cbRowInfo* pRow, cbBarInfo* pBarToPreserve );
  34         int  GetRowFreeSpace( cbRowInfo* pRow );
  35
  36         void RecalcLenghtRatios( cbRowInfo* pRow );
  37         void ApplyLenghtRatios( cbRowInfo* pRow );
  38         void ExpandNotFixedBars( cbRowInfo* pRow );
  39         void AdjustLenghtOfInserted( cbRowInfo* pRow, cbBarInfo* pTheBar );
  40
  41         void DetectBarHandles( cbRowInfo* pRow );
  42         void CheckIfAtTheBoundary( cbBarInfo* pTheBar, cbRowInfo& rowInfo );
  43
  44
  45         // row-layouting helpers (simulate "bar-friction")
  46
  47         int  CalcRowHeight( cbRowInfo& row );
  48         void LayoutItemsVertically( cbRowInfo& row );
  49
  50         void StickRightSideBars( cbBarInfo* pToBar );
  51
  52         void SlideLeftSideBars ( cbBarInfo* pTheBar );
  53         void SlideRightSideBars( cbBarInfo* pTheBar );
  54
  55         void ShiftLeftTrashold ( cbBarInfo* pTheBar, cbRowInfo& row );
  56         void ShiftRightTrashold( cbBarInfo* pTheBar, cbRowInfo& row );
  57
  58         void InsertBefore( cbBarInfo* pBeforeBar,
  59                                            cbBarInfo* pTheBar,
  60                                            cbRowInfo& row
  61                                          );
  62
  63         void DoInsertBar( cbBarInfo* pTheBar, cbRowInfo& row );
  64
  65 public:
  66
  67         cbRowLayoutPlugin(void);
  68
  69         cbRowLayoutPlugin( wxFrameLayout* pPanel, int paneMask = wxALL_PANES );
  70
  71         // event handlers
  72
  73         void OnResizeRow ( cbResizeRowEvent&  event );
  74         void OnInsertBar ( cbInsertBarEvent&  event );
  75         void OnRemoveBar ( cbRemoveBarEvent&  event );
  76         void OnLayoutRow ( cbLayoutRowEvent&  event );
  77         void OnLayoutRows( cbLayoutRowsEvent& event );
  78
  79         DECLARE_EVENT_TABLE()
  80 };
  81
  82 #endif