utils/framelayout/src/newbmpbtn.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        No names yet.
   3 // Purpose:     Contrib. demo
   4 // Author:      Aleksandras Gluchovas
   5 // Modified by:
   6 // Created:     ??/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Aleksandras Gluchovas
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef __NEWBMPBTN_G__
  13 #define __NEWBMPBTN_G__
  14
  15 #include "wx/button.h"
  16 #include "wx/string.h"
  17
  18 // button lable-text alignment types
  19
  20 #define NB_ALIGN_TEXT_RIGHT  0
  21 #define NB_ALIGN_TEXT_BOTTOM 1
  22 #define NB_NO_TEXT           2
  23 #define NB_NO_IMAGE          3
  24
  25 // classes declared in this header file
  26
  27 class wxNewBitmapButton;
  28 class wxBorderLessBitmapButton;
  29
  30 // alternative class for wxBmpButton
  31
  32 class wxNewBitmapButton: public wxPanel
  33 {
  34         DECLARE_DYNAMIC_CLASS(wxNewBitmapButton)
  35
  36 protected:
  37
  38         friend class wxNewBitmapButtonSerializer;
  39
  40         int      mTextToLabelGap;
  41         int      mMarginX;
  42         int      mMarginY;
  43         int      mTextAlignment;
  44         bool     mIsSticky;
  45         bool     mIsFlat;
  46
  47         wxString mLabelText;
  48         wxString mImageFileName;
  49         int      mImageFileType;
  50
  51         wxBitmap mDepressedBmp; // source image for rendering
  52                                 // labels for particular state
  53
  54         wxBitmap mFocusedBmp;   // may not be always present -
  55                                                         // only if mHasFocusedBmp is TRUE
  56
  57         wxBitmap* mpDepressedImg;
  58         wxBitmap* mpPressedImg;
  59         wxBitmap* mpDisabledImg;
  60         wxBitmap* mpFocusedImg;
  61
  62         // button state variables;
  63         bool      mDragStarted;
  64         bool      mIsPressed;
  65         bool      mIsInFocus;
  66         bool      mPrevPressedState;
  67         bool      mPrevInFocusState;
  68
  69         bool      mHasFocusedBmp;
  70
  71         // type of event which is fired upon depression of this button
  72         int       mFiredEventType;
  73
  74         // pens for drawing decorations (borders)
  75         wxPen     mBlackPen;
  76         wxPen     mDarkPen;
  77         wxPen     mGrayPen;
  78         wxPen     mLightPen;
  79
  80         bool      mIsCreated;
  81         int       mSizeIsSet;
  82
  83 protected:
  84         void DestroyLabels();
  85
  86         // returns the label which match the current button state
  87         virtual wxBitmap* GetStateLabel();
  88
  89         virtual void DrawShade( int outerLevel,
  90                                                         wxDC&  dc,
  91                                     wxPen& upperLeftSidePen,
  92                                                     wxPen& lowerRightSidePen );
  93
  94         bool IsInWindow( int x,int y );
  95
  96 public:
  97
  98         wxNewBitmapButton( const wxBitmap& labelBitmap = wxNullBitmap,
  99                                            const wxString& labelText   = "",
 100                                int   alignText             = NB_ALIGN_TEXT_BOTTOM,
 101                                            bool  isFlat                = TRUE,
 102                                            // this is the default type of fired events
 103                                            int firedEventType = wxEVT_COMMAND_MENU_SELECTED,
 104                                            int marginX        = 2,
 105                            int marginY        = 2,
 106                                            int textToLabelGap = 2,
 107                                            bool isSticky      = FALSE
 108                              );
 109
 110         // use this constructor if buttons have to be persistant
 111
 112         wxNewBitmapButton( const wxString& bitmapFileName,
 113                                const int       bitmapFileType = wxBITMAP_TYPE_BMP,
 114                                            const wxString& labelText      = "",
 115                                int alignText                  = NB_ALIGN_TEXT_BOTTOM,
 116                                            bool  isFlat                   = TRUE,
 117                                            // this is the default type of fired events
 118                                            int firedEventType = wxEVT_COMMAND_MENU_SELECTED,
 119                                            int marginX        = 2,
 120                            int marginY        = 2,
 121                                            int textToLabelGap = 2,
 122                                            bool isSticky      = FALSE
 123                              );
 124
 125         ~wxNewBitmapButton();
 126
 127         // should be called after Create();
 128         virtual void Reshape();
 129
 130         // overridables
 131         virtual void SetLabel(const wxBitmap& labelBitmap, const wxString& labelText = "" );
 132
 133         virtual void SetAlignments( int alignText = NB_ALIGN_TEXT_BOTTOM,
 134                                                                 int marginX        = 2,
 135                                                                 int marginY        = 2,
 136                                                                 int textToLabelGap = 2);
 137
 138         virtual void DrawDecorations( wxDC& dc );
 139         virtual void DrawLabel( wxDC& dc );
 140
 141         virtual void RenderLabelImage( wxBitmap*& destBmp, wxBitmap* srcBmp,
 142                                                                    bool isEnabled = TRUE,
 143                                                                    bool isPressed = FALSE);
 144
 145         virtual void RenderLabelImages();
 146         virtual void RenderAllLabelImages();
 147
 148         // event handlers
 149         void OnLButtonDown( wxMouseEvent& event );
 150         void OnLButtonUp( wxMouseEvent& event );
 151         void OnMouseMove( wxMouseEvent& event );
 152         void OnSize( wxSizeEvent& event );
 153         void OnPaint( wxPaintEvent& event );
 154         void OnEraseBackground( wxEraseEvent& event );
 155         void OnKillFocus( wxFocusEvent& event );
 156
 157         DECLARE_EVENT_TABLE()
 158 };
 159
 160 #endif