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
  46         wxString mLabelText;
  47         wxString mImageFileName;
  48         int      mImageFileType;
  49         bool     mIsFlat;
  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
  68         bool      mHasFocusedBmp;
  69
  70         // type of event which is fired upon depression of this button
  71         int       mFiredEventType;
  72
  73         // pens for drawing decorations (borders)
  74         wxPen     mBlackPen;
  75         wxPen     mDarkPen;
  76         wxPen     mGrayPen;
  77         wxPen     mLightPen;
  78
  79         bool      mIsCreated;
  80         int       mSizeIsSet;
  81
  82 protected:
  83         void DestroyLabels();
  84
  85         // returns the label which match the current button state
  86         virtual wxBitmap* GetStateLabel();
  87
  88         virtual void DrawShade( int outerLevel,
  89                                                         wxDC&  dc,
  90                                     wxPen& upperLeftSidePen,
  91                                                     wxPen& lowerRightSidePen );
  92
  93         bool IsInWindow( int x,int y );
  94
  95 public:
  96
  97         wxNewBitmapButton( const wxBitmap& labelBitmap = wxNullBitmap,
  98                                            const wxString& labelText   = "",
  99                                int   alignText             = NB_ALIGN_TEXT_BOTTOM,
 100                                            bool  isFlat                = TRUE,
 101                                            // this is the default type of fired events
 102                                            int firedEventType = wxEVT_COMMAND_MENU_SELECTED,
 103                                            int marginX        = 2,
 104                            int marginY        = 2,
 105                                            int textToLabelGap = 2,
 106                                            bool isSticky      = FALSE
 107                              );
 108
 109         // use this constructor if buttons have to be persistant
 110
 111         wxNewBitmapButton( const wxString& bitmapFileName,
 112                                const int       bitmapFileType = wxBITMAP_TYPE_BMP,
 113                                            const wxString& labelText      = "",
 114                                int alignText                  = NB_ALIGN_TEXT_BOTTOM,
 115                                            bool  isFlat                   = TRUE,
 116                                            // this is the default type of fired events
 117                                            int firedEventType = wxEVT_COMMAND_MENU_SELECTED,
 118                                            int marginX        = 2,
 119                            int marginY        = 2,
 120                                            int textToLabelGap = 2,
 121                                            bool isSticky      = FALSE
 122                              );
 123
 124         ~wxNewBitmapButton();
 125
 126         // should be called after Create();
 127         virtual void Reshape();
 128
 129         // overridables
 130         virtual void SetLabel(const wxBitmap& labelBitmap, const wxString& labelText = "" );
 131
 132         virtual void SetAlignments( int alignText = NB_ALIGN_TEXT_BOTTOM,
 133                                                                 int marginX        = 2,
 134                                                                 int marginY        = 2,
 135                                                                 int textToLabelGap = 2);
 136
 137         virtual void DrawDecorations( wxDC& dc );
 138         virtual void DrawLabel( wxDC& dc );
 139
 140         virtual void RenderLabelImage( wxBitmap*& destBmp, wxBitmap* srcBmp,
 141                                                                    bool isEnabled = TRUE,
 142                                                                    bool isPressed = FALSE);
 143
 144         virtual void RenderLabelImages();
 145
 146         // event handlers
 147         void OnLButtonDown( wxMouseEvent& event );
 148         void OnLButtonUp( wxMouseEvent& event );
 149         void OnMouseMove( wxMouseEvent& event );
 150         void OnSize( wxSizeEvent& event );
 151         void OnPaint( wxPaintEvent& event );
 152         void OnEraseBackground( wxEraseEvent& event );
 153         void OnKillFocus( wxFocusEvent& event );
 154
 155         DECLARE_EVENT_TABLE()
 156 };
 157
 158 #endif