include/wx/tbarbase.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        tbarbase.h
   3 // Purpose:     Base class for toolbar classes
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_TBARBASE_H_
  13 #define _WX_TBARBASE_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "tbarbase.h"
  17 #endif
  18
  19 #include "wx/setup.h"
  20 #include "wx/defs.h"
  21
  22 #include "wx/bitmap.h"
  23 #include "wx/list.h"
  24 #include "wx/control.h"
  25
  26 WXDLLEXPORT_DATA(extern const char*) wxToolBarNameStr;
  27 WXDLLEXPORT_DATA(extern const wxSize) wxDefaultSize;
  28 WXDLLEXPORT_DATA(extern const wxPoint) wxDefaultPosition;
  29
  30 #define wxTOOL_STYLE_BUTTON          1
  31 #define wxTOOL_STYLE_SEPARATOR       2
  32
  33 class WXDLLEXPORT wxToolBarTool: public wxObject
  34 {
  35   DECLARE_DYNAMIC_CLASS(wxToolBarTool)
  36  public:
  37   wxToolBarTool(int theIndex = 0, const wxBitmap& bitmap1 = wxNullBitmap, const wxBitmap& bitmap2 = wxNullBitmap,
  38                 bool toggle = FALSE, long xPos = -1, long yPos = -1,
  39                 const wxString& shortHelpString = "", const wxString& longHelpString = "");
  40   ~wxToolBarTool ();
  41   inline void SetSize( long w, long h ) { m_width = w; m_height = h; }
  42   inline long GetWidth () const { return m_width; }
  43   inline long GetHeight () const { return m_height; }
  44
  45 public:
  46   int                   m_toolStyle;
  47   wxObject *            m_clientData;
  48   int                   m_index;
  49   long                  m_x;
  50   long                  m_y;
  51   long                  m_width;
  52   long                  m_height;
  53   bool                  m_toggleState;
  54   bool                  m_isToggle;
  55   bool                  m_deleteSecondBitmap;
  56   bool                  m_enabled;
  57   wxBitmap              m_bitmap1;
  58   wxBitmap              m_bitmap2;
  59   bool                  m_isMenuCommand;
  60   wxString              m_shortHelpString;
  61   wxString              m_longHelpString;
  62 };
  63
  64 class WXDLLEXPORT wxToolBarBase : public wxControl
  65 {
  66   DECLARE_ABSTRACT_CLASS(wxToolBarBase)
  67  public:
  68
  69   wxToolBarBase(void);
  70   ~wxToolBarBase(void);
  71
  72   // Handle wxToolBar events
  73
  74   // Only allow toggle if returns TRUE. Call when left button up.
  75   virtual bool OnLeftClick(int toolIndex, bool toggleDown);
  76
  77   // Call when right button down.
  78   virtual void OnRightClick(int toolIndex, long x, long y);
  79
  80   // Called when the mouse cursor enters a tool bitmap.
  81   // Argument is -1 if mouse is exiting the toolbar.
  82   virtual void OnMouseEnter(int toolIndex);
  83
  84   // If pushedBitmap is NULL, a reversed version of bitmap is
  85   // created and used as the pushed/toggled image.
  86   // If toggle is TRUE, the button toggles between the two states.
  87   virtual wxToolBarTool *AddTool(int toolIndex, const wxBitmap& bitmap, const wxBitmap& pushedBitmap = wxNullBitmap,
  88                bool toggle = FALSE, long xPos = -1, long yPos = -1, wxObject *clientData = NULL,
  89                const wxString& helpString1 = "", const wxString& helpString2 = "");
  90   virtual void AddSeparator(void);
  91   virtual void ClearTools(void);
  92
  93   virtual void EnableTool(int toolIndex, bool enable);
  94   virtual void ToggleTool(int toolIndex, bool toggle); // toggle is TRUE if toggled on
  95   virtual void SetToggle(int toolIndex, bool toggle); // Set this to be togglable (or not)
  96   virtual wxObject *GetToolClientData(int index) const;
  97   inline wxList& GetTools(void) const { return (wxList&) m_tools; }
  98
  99   // After the toolbar has initialized, this is the size the tools take up
 100 #if WXWXIN_COMPATIBILITY
 101   inline void GetMaxSize ( long * width, long * height ) const
 102    { wxSize maxSize(GetMaxSize()); *width = maxSize.x; *height = maxSize.y; }
 103 #endif
 104   virtual wxSize GetMaxSize ( void ) const;
 105
 106   virtual bool GetToolState(int toolIndex) const;
 107   virtual bool GetToolEnabled(int toolIndex) const;
 108   virtual wxToolBarTool *FindToolForPosition(long x, long y) const;
 109
 110   virtual void SetToolShortHelp(int toolIndex, const wxString& helpString);
 111   virtual wxString GetToolShortHelp(int toolIndex) const;
 112   virtual void SetToolLongHelp(int toolIndex, const wxString& helpString);
 113   virtual wxString GetToolLongHelp(int toolIndex) const;
 114
 115   virtual void SetMargins(int x, int y);
 116   inline void SetMargins(const wxSize& size) { SetMargins((int) size.x, (int) size.y); }
 117   virtual void SetToolPacking(int packing);
 118   virtual void SetToolSeparation(int separation);
 119
 120   inline virtual wxSize GetToolMargins(void) { return wxSize(m_xMargin, m_yMargin); }
 121   inline virtual int GetToolPacking(void) { return m_toolPacking; }
 122   inline virtual int GetToolSeparation(void) { return m_toolSeparation; }
 123
 124   virtual void SetToolBitmapSize(const wxSize& size) { m_defaultWidth = size.x; m_defaultHeight = size.y; };
 125   virtual wxSize GetToolBitmapSize(void) const { return wxSize(m_defaultWidth, m_defaultHeight); }
 126
 127   // The button size (in some implementations) is bigger than the bitmap size: this returns
 128   // the total button size.
 129   virtual wxSize GetToolSize(void) const { return wxSize(m_defaultWidth, m_defaultHeight); } ;
 130
 131   // Compatibility
 132 #if WXWIN_COMPATIBILITY
 133   inline void SetDefaultSize(int w, int h) { SetDefaultSize(wxSize(w, h)); }
 134   inline long GetDefaultWidth(void) const { return m_defaultWidth; }
 135   inline long GetDefaultHeight(void) const { return m_defaultHeight; }
 136   inline int GetDefaultButtonWidth(void) const { return (int) GetDefaultButtonSize().x; };
 137   inline int GetDefaultButtonHeight(void) const { return (int) GetDefaultButtonSize().y; };
 138   virtual void SetDefaultSize(const wxSize& size) { SetToolBitmapSize(size); }
 139   virtual wxSize GetDefaultSize(void) const { return GetToolBitmapSize(); }
 140   virtual wxSize GetDefaultButtonSize(void) const { return GetToolSize(); }
 141 #endif
 142
 143   // Lay the tools out
 144   virtual void Layout(void);
 145
 146   // Add all the buttons: required for Win95.
 147   virtual bool CreateTools(void) { return TRUE; }
 148
 149   // Calls the appropriate function after tools have been created.
 150   // E.g. Layout, or CreateTools.
 151   virtual bool Realize() = 0;
 152
 153   void Command(wxCommandEvent& event);
 154
 155   // SCROLLING: this has to be copied from wxScrolledWindow since wxToolBarBase
 156   // inherits from wxControl. This could have been put into wxToolBarSimple,
 157   // but we might want any derived toolbar class to be scrollable.
 158
 159   // Number of pixels per user unit (0 or -1 for no scrollbar)
 160   // Length of virtual canvas in user units
 161   virtual void SetScrollbars(int horizontal, int vertical,
 162                              int x_length, int y_length,
 163                              int x_pos = 0, int y_pos = 0);
 164
 165   // Physically scroll the window
 166   virtual void Scroll(int x_pos, int y_pos);
 167   virtual void GetScrollPixelsPerUnit(int *x_unit, int *y_unit) const;
 168   virtual void EnableScrolling(bool x_scrolling, bool y_scrolling);
 169   virtual void AdjustScrollbars(void);
 170
 171   // Prepare the DC by translating it according to the current scroll position
 172   virtual void PrepareDC(wxDC& dc);
 173
 174   int GetScrollPageSize(int orient) const ;
 175   void SetScrollPageSize(int orient, int pageSize);
 176
 177   // Get the view start
 178   virtual void ViewStart(int *x, int *y) const;
 179
 180   // Actual size in pixels when scrolling is taken into account
 181   virtual void GetVirtualSize(int *x, int *y) const;
 182
 183   // Do the toolbar button updates (check for EVT_UPDATE_UI handlers)
 184   virtual void DoToolbarUpdates(void);
 185
 186   inline void SetMaxRowsCols(int rows, int cols) { m_maxRows = rows; m_maxCols = cols; }
 187   inline int GetMaxRows() const { return m_maxRows; }
 188   inline int GetMaxCols() const { return m_maxCols; }
 189
 190   void OnScroll(wxScrollEvent& event);
 191   void OnSize(wxSizeEvent& event);
 192   void OnIdle(wxIdleEvent& event);
 193
 194   // Required to force normal cursor-setting behaviour in Windows
 195 #ifdef __WXMSW__
 196   virtual void MSWOnMouseMove(int x, int y, WXUINT flags);
 197 #endif
 198
 199  protected:
 200   wxList                m_tools;
 201 //  int                   m_tilingDirection;
 202 //  int                   m_rowsOrColumns;
 203   int                   m_maxRows;
 204   int                   m_maxCols;
 205   long                  m_maxWidth, m_maxHeight;
 206   int                   m_currentTool; // Tool where mouse currently is
 207   int                   m_pressedTool; // Tool where mouse pressed
 208   int                   m_xMargin;
 209   int                   m_yMargin;
 210   int                   m_toolPacking;
 211   int                   m_toolSeparation;
 212   long                  m_defaultWidth;
 213   long                  m_defaultHeight;
 214
 215 public:
 216   ////////////////////////////////////////////////////////////////////////
 217   //// IMPLEMENTATION
 218
 219   // Calculate scroll increment
 220   virtual int CalcScrollInc(wxScrollEvent& event);
 221
 222   ////////////////////////////////////////////////////////////////////////
 223   //// PROTECTED DATA
 224 protected:
 225   int                   m_xScrollPixelsPerLine;
 226   int                   m_yScrollPixelsPerLine;
 227   bool                  m_xScrollingEnabled;
 228   bool                  m_yScrollingEnabled;
 229   int                   m_xScrollPosition;
 230   int                   m_yScrollPosition;
 231   bool                  m_calcScrolledOffset; // If TRUE, wxCanvasDC uses scrolled offsets
 232   int                   m_xScrollLines;
 233   int                   m_yScrollLines;
 234   int                   m_xScrollLinesPerPage;
 235   int                   m_yScrollLinesPerPage;
 236
 237 public:
 238     DECLARE_EVENT_TABLE()
 239 };
 240
 241 #endif
 242     // _WX_TBARBASE_H_
 243