compilation fix for recent commit

[wxWidgets.git] / samples / image / image.cpp

diff --git a/samples/image/image.cpp b/samples/image/image.cpp
index 7898661a03d8dfd90eed8c48c339015a8339b79e..c03daca0775ab34a885ed9703c9166b5f07173a2 100644 (file)
--- a/samples/image/image.cpp
+++ b/samples/image/image.cpp
@@ -20,10 +20,14 @@
 
 #include "wx/image.h"
 #include "wx/file.h"
 
 #include "wx/image.h"
 #include "wx/file.h"

+#include "wx/mstream.h"
+#include "wx/wfstream.h"
+#include "wx/quantize.h"

 
 #include "smile.xbm"
 #include "smile.xpm"
 
 
 #include "smile.xbm"
 #include "smile.xpm"
 

+

 // derived classes
 
 class MyFrame;
 // derived classes
 
 class MyFrame;


@@ -47,6 +51,8 @@ public:
     wxBitmap  *my_horse_pcx;
     wxBitmap  *my_horse_pnm;
     wxBitmap  *my_horse_tiff;
     wxBitmap  *my_horse_pcx;
     wxBitmap  *my_horse_pnm;
     wxBitmap  *my_horse_tiff;

+    wxBitmap  *my_horse_xpm;
+

     wxBitmap  *my_smile_xbm;
     wxBitmap  *my_square;
     wxBitmap  *my_anti;
     wxBitmap  *my_smile_xbm;
     wxBitmap  *my_square;
     wxBitmap  *my_anti;


@@ -60,8 +66,35 @@ private:
     DECLARE_EVENT_TABLE()
 };
 
     DECLARE_EVENT_TABLE()
 };
 

+
+const int nChoices = 8 ;
+static const wxString bppchoices[nChoices] =
+{
+    "1 bpp color",
+    "1 bpp B&W",
+    "4 bpp color",
+    "8 bpp color",
+    "8 bpp greyscale",
+    "8 bpp red",
+    "8 bpp own palette",
+    "24 bpp"
+};
+
+static const int bppvalues[nChoices] =
+{
+    wxBMP_1BPP,
+    wxBMP_1BPP_BW,
+    wxBMP_4BPP,
+    wxBMP_8BPP,
+    wxBMP_8BPP_GREY,
+    wxBMP_8BPP_RED,
+    wxBMP_8BPP_PALETTE,
+    wxBMP_24BPP
+};
+

 // MyFrame
 
 // MyFrame
 

+

 class MyFrame: public wxFrame
 {
 public:
 class MyFrame: public wxFrame
 {
 public:


@@ -82,10 +115,10 @@ class MyImageFrame : public wxFrame
 {
 public:
     MyImageFrame(wxFrame *parent, const wxBitmap& bitmap)
 {
 public:
     MyImageFrame(wxFrame *parent, const wxBitmap& bitmap)

-        : wxFrame(parent, -1, _T("Frame with image"),
+        : wxFrame(parent, -1, _T("Double click to save"),

                   wxDefaultPosition, wxDefaultSize,
                   wxDefaultPosition, wxDefaultSize,

-                  wxCAPTION),
-          m_bitmap(bitmap)
+                  wxCAPTION | wxSYSTEM_MENU),
+                  m_bitmap(bitmap)

     {
         SetClientSize(bitmap.GetWidth(), bitmap.GetHeight());
     }
     {
         SetClientSize(bitmap.GetWidth(), bitmap.GetHeight());
     }


@@ -96,6 +129,73 @@ public:
         dc.DrawBitmap( m_bitmap, 0, 0 );
     }
 
         dc.DrawBitmap( m_bitmap, 0, 0 );
     }
 

+    void OnSave(wxCommandEvent& WXUNUSED(event))
+    {
+        wxImage image(m_bitmap);
+
+        int bppselection = wxGetSingleChoiceIndex("Set BMP BPP",
+                                                  "Set BMP BPP",
+                                                  nChoices,
+                                                  bppchoices,
+                                                  this);
+        if ( bppselection == -1 )
+        {
+            // cancelled
+            return;
+        }
+
+        image.SetOption(wxBMP_FORMAT, bppvalues[bppselection]);
+
+        wxString deffilename = bppchoices[bppselection];
+        deffilename.Replace(wxT(" "), wxT("_"));
+        deffilename += wxT(".bmp");
+        wxString savefilename = wxFileSelector( wxT("Save Image"),
+                                                wxT(""),
+                                                deffilename,
+                                                (const wxChar *)NULL,
+                                            wxT("BMP files (*.bmp)|*.bmp|")
+                                            wxT("PNG files (*.png)|*.png|")
+                                            wxT("JPEG files (*.jpg)|*.jpg|")
+                                            wxT("GIF files (*.gif)|*.gif|")
+                                            wxT("TIFF files (*.tif)|*.tif|")
+                                            wxT("PCX files (*.pcx)|*.pcx"),
+                                                wxSAVE);
+
+        if ( savefilename.empty() )
+            return;
+
+        if ( image.GetOptionInt(wxBMP_FORMAT) == wxBMP_8BPP_PALETTE )
+        {
+            unsigned char *cmap = new unsigned char [256];
+            for ( int i = 0; i < 256; i++ )
+                cmap[i] = i;
+            image.SetPalette(wxPalette(256, cmap, cmap, cmap));
+
+            delete cmap;
+        }
+
+        bool saved = FALSE;
+
+        wxString extension = savefilename.AfterLast('.').Lower();
+
+        if (extension == "bmp")
+            saved=image.SaveFile(savefilename, wxBITMAP_TYPE_BMP);
+        else if (extension == "png")
+            saved=image.SaveFile(savefilename, wxBITMAP_TYPE_PNG);
+        else if (extension == "pcx")
+            saved=image.SaveFile(savefilename, wxBITMAP_TYPE_PCX);
+        else if ((extension == "tif") || (extension == "tiff"))
+            saved=image.SaveFile(savefilename, wxBITMAP_TYPE_TIF);
+        else if (extension == "jpg")
+            saved=image.SaveFile(savefilename, wxBITMAP_TYPE_JPEG);
+        else if (extension == "pnm")
+            saved=image.SaveFile(savefilename, wxBITMAP_TYPE_PNM);
+        else
+            wxMessageBox("Unknown file type, see options in file selector.",
+                         "Unknown file type",
+                         wxOK|wxCENTRE, this);
+    }
+

 private:
     wxBitmap m_bitmap;
 
 private:
     wxBitmap m_bitmap;
 


@@ -119,7 +219,8 @@ IMPLEMENT_APP(MyApp)
 IMPLEMENT_DYNAMIC_CLASS(MyCanvas, wxScrolledWindow)
 
 BEGIN_EVENT_TABLE(MyImageFrame, wxFrame)
 IMPLEMENT_DYNAMIC_CLASS(MyCanvas, wxScrolledWindow)
 
 BEGIN_EVENT_TABLE(MyImageFrame, wxFrame)

-    EVT_PAINT(MyImageFrame::OnPaint)
+  EVT_PAINT(MyImageFrame::OnPaint)
+  EVT_LEFT_DCLICK(MyImageFrame::OnSave)

 END_EVENT_TABLE()
 
 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
 END_EVENT_TABLE()
 
 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)


@@ -141,6 +242,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     my_horse_pcx = (wxBitmap*) NULL;
     my_horse_pnm = (wxBitmap*) NULL;
     my_horse_tiff = (wxBitmap*) NULL;
     my_horse_pcx = (wxBitmap*) NULL;
     my_horse_pnm = (wxBitmap*) NULL;
     my_horse_tiff = (wxBitmap*) NULL;

+    my_horse_xpm = (wxBitmap*) NULL;

     my_smile_xbm = (wxBitmap*) NULL;
     my_square = (wxBitmap*) NULL;
     my_anti = (wxBitmap*) NULL;
     my_smile_xbm = (wxBitmap*) NULL;
     my_square = (wxBitmap*) NULL;
     my_anti = (wxBitmap*) NULL;


@@ -151,7 +253,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
 
     wxMemoryDC dc;
     dc.SelectObject( bitmap );
 
     wxMemoryDC dc;
     dc.SelectObject( bitmap );

-    dc.SetBrush( wxBrush( "orange", wxSOLID ) );
+    dc.SetBrush( wxBrush( wxT("orange"), wxSOLID ) );

     dc.SetPen( *wxBLACK_PEN );
     dc.DrawRectangle( 0, 0, 100, 100 );
     dc.SetBrush( *wxWHITE_BRUSH );
     dc.SetPen( *wxBLACK_PEN );
     dc.DrawRectangle( 0, 0, 100, 100 );
     dc.SetBrush( *wxWHITE_BRUSH );


@@ -160,82 +262,94 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
 
     // try to find the directory with our images
     wxString dir;
 
     // try to find the directory with our images
     wxString dir;

-    if ( wxFile::Exists("./horse.png") )
+    if ( wxFile::Exists(wxT("./horse.png")) )

         dir = "./";
         dir = "./";

-    else if ( wxFile::Exists("../horse.png") )
+    else if ( wxFile::Exists(wxT("../horse.png")) )

         dir = "../";
     else
         dir = "../";
     else

-        wxLogWarning("Can't find image files in either '.' or '..'!");
+        wxLogWarning(wxT("Can't find image files in either '.' or '..'!"));

 
 

-    wxImage image( bitmap );
+    wxImage image = bitmap.ConvertToImage();

 
 #if wxUSE_LIBPNG
     if ( !image.SaveFile( dir + wxString("test.png"), wxBITMAP_TYPE_PNG ))
 
 #if wxUSE_LIBPNG
     if ( !image.SaveFile( dir + wxString("test.png"), wxBITMAP_TYPE_PNG ))

-        wxLogError("Can't save file");
-        
+        wxLogError(wxT("Can't save file"));
+

     image.Destroy();
 
     image.LoadFile( dir + wxString("test.png") );
     image.Destroy();
 
     image.LoadFile( dir + wxString("test.png") );

-    my_square = new wxBitmap( image.ConvertToBitmap() );
-    
+    my_square = new wxBitmap( image );
+

     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.png")) )
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.png")) )

-        wxLogError("Can't load PNG image");
+        wxLogError(wxT("Can't load PNG image"));

     else
     else

-        my_horse_png = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_png = new wxBitmap( image );

 #endif // wxUSE_LIBPNG
 
 #if wxUSE_LIBJPEG
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.jpg")) )
 #endif // wxUSE_LIBPNG
 
 #if wxUSE_LIBJPEG
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.jpg")) )

-        wxLogError("Can't load JPG image");
+        wxLogError(wxT("Can't load JPG image"));

     else
     else

-        my_horse_jpeg = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_jpeg = new wxBitmap( image );

 #endif // wxUSE_LIBJPEG
 
 #if wxUSE_GIF
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.gif")) )
 #endif // wxUSE_LIBJPEG
 
 #if wxUSE_GIF
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.gif")) )

-        wxLogError("Can't load GIF image");
+        wxLogError(wxT("Can't load GIF image"));

     else
     else

-        my_horse_gif = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_gif = new wxBitmap( image );

 #endif
 
 #if wxUSE_PCX
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.pcx"), wxBITMAP_TYPE_PCX ) )
 #endif
 
 #if wxUSE_PCX
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.pcx"), wxBITMAP_TYPE_PCX ) )

-        wxLogError("Can't load PCX image");
+        wxLogError(wxT("Can't load PCX image"));

     else
     else

-        my_horse_pcx = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_pcx = new wxBitmap( image );

 #endif
 
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.bmp"), wxBITMAP_TYPE_BMP ) )
 #endif
 
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.bmp"), wxBITMAP_TYPE_BMP ) )

-        wxLogError("Can't load BMP image");
+        wxLogError(wxT("Can't load BMP image"));

     else
     else

-        my_horse_bmp = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_bmp = new wxBitmap( image );
+
+#if wxUSE_XPM
+    image.Destroy();
+
+    if ( !image.LoadFile( dir + wxString("horse.xpm"), wxBITMAP_TYPE_XPM ) )
+        wxLogError(wxT("Can't load XPM image"));
+    else
+        my_horse_xpm = new wxBitmap( image );
+
+    if ( !image.SaveFile( dir + wxString("test.xpm"), wxBITMAP_TYPE_XPM ))
+        wxLogError(wxT("Can't save file"));
+#endif

 
 #if wxUSE_PNM
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.pnm"), wxBITMAP_TYPE_PNM ) )
 
 #if wxUSE_PNM
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.pnm"), wxBITMAP_TYPE_PNM ) )

-        wxLogError("Can't load PNM image");
+        wxLogError(wxT("Can't load PNM image"));

     else
     else

-        my_horse_pnm = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_pnm = new wxBitmap( image );

 #endif
 
 #if wxUSE_LIBTIFF
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.tif"), wxBITMAP_TYPE_TIF ) )
 #endif
 
 #if wxUSE_LIBTIFF
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.tif"), wxBITMAP_TYPE_TIF ) )

-        wxLogError("Can't load TIFF image");
+        wxLogError(wxT("Can't load TIFF image"));

     else
     else

-        my_horse_tiff = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_tiff = new wxBitmap( image );

 #endif
 
     CreateAntiAliasedBitmap();
 #endif
 
     CreateAntiAliasedBitmap();


@@ -243,13 +357,11 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     my_smile_xbm = new wxBitmap( (const char*)smile_bits, smile_width,
                                  smile_height, 1 );
 
     my_smile_xbm = new wxBitmap( (const char*)smile_bits, smile_width,
                                  smile_height, 1 );
 

-#ifndef __WXGTK__

 #if !defined(__WINDOWS__) || wxUSE_XPM_IN_MSW
     // demonstrates XPM automatically using the mask when saving
     if ( m_bmpSmileXpm.Ok() )
         m_bmpSmileXpm.SaveFile("saved.xpm", wxBITMAP_TYPE_XPM);
 #endif
 #if !defined(__WINDOWS__) || wxUSE_XPM_IN_MSW
     // demonstrates XPM automatically using the mask when saving
     if ( m_bmpSmileXpm.Ok() )
         m_bmpSmileXpm.SaveFile("saved.xpm", wxBITMAP_TYPE_XPM);
 #endif

-#endif

 }
 
 MyCanvas::~MyCanvas()
 }
 
 MyCanvas::~MyCanvas()


@@ -261,6 +373,7 @@ MyCanvas::~MyCanvas()
     delete my_horse_bmp;
     delete my_horse_pcx;
     delete my_horse_tiff;
     delete my_horse_bmp;
     delete my_horse_pcx;
     delete my_horse_tiff;

+    delete my_horse_xpm;

     delete my_smile_xbm;
     delete my_square;
     delete my_anti;
     delete my_smile_xbm;
     delete my_square;
     delete my_anti;


@@ -275,7 +388,7 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
     if (my_square && my_square->Ok()) dc.DrawBitmap( *my_square, 30, 30 );
 
     dc.DrawText( "Drawn directly", 150, 10 );
     if (my_square && my_square->Ok()) dc.DrawBitmap( *my_square, 30, 30 );
 
     dc.DrawText( "Drawn directly", 150, 10 );

-    dc.SetBrush( wxBrush( "orange", wxSOLID ) );
+    dc.SetBrush( wxBrush( wxT("orange"), wxSOLID ) );

     dc.SetPen( *wxBLACK_PEN );
     dc.DrawRectangle( 150, 30, 100, 100 );
     dc.SetBrush( *wxWHITE_BRUSH );
     dc.SetPen( *wxBLACK_PEN );
     dc.DrawRectangle( 150, 30, 100, 100 );
     dc.SetBrush( *wxWHITE_BRUSH );


@@ -318,26 +431,30 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
     if (my_horse_tiff && my_horse_tiff->Ok())
         dc.DrawBitmap( *my_horse_tiff, 30, 1530 );
 
     if (my_horse_tiff && my_horse_tiff->Ok())
         dc.DrawBitmap( *my_horse_tiff, 30, 1530 );
 

+    dc.DrawText( "XPM handler", 30, 1745 );
+    if (my_horse_xpm && my_horse_xpm->Ok())
+        dc.DrawBitmap( *my_horse_xpm, 30, 1760 );
+

     if (my_smile_xbm && my_smile_xbm->Ok())
     {
     if (my_smile_xbm && my_smile_xbm->Ok())
     {

-        dc.DrawText( "XBM bitmap", 30, 1745 );
-        dc.DrawText( "(green on red)", 30, 1760 );
-        dc.SetTextForeground( "GREEN" );
-        dc.SetTextBackground( "RED" );
-        dc.DrawBitmap( *my_smile_xbm, 30, 1780 );
-
-        dc.SetTextForeground( "BLACK" );
-        dc.DrawText( "After wxImage conversion", 150, 1745 );
-        dc.DrawText( "(red on white)", 150, 1760 );
-        dc.SetTextForeground( "RED" );
-        wxImage i( *my_smile_xbm );
+        dc.DrawText( "XBM bitmap", 30, 1975 );
+        dc.DrawText( "(green on red)", 30, 1990 );
+        dc.SetTextForeground( wxT("GREEN") );
+        dc.SetTextBackground( wxT("RED") );
+        dc.DrawBitmap( *my_smile_xbm, 30, 2010 );
+
+        dc.SetTextForeground( wxT("BLACK") );
+        dc.DrawText( "After wxImage conversion", 150, 1975 );
+        dc.DrawText( "(red on white)", 150, 1990 );
+        dc.SetTextForeground( wxT("RED") );
+        wxImage i = my_smile_xbm->ConvertToImage();

         i.SetMaskColour( 255, 255, 255 );
         i.Replace( 0, 0, 0,
                wxRED_PEN->GetColour().Red(),
                wxRED_PEN->GetColour().Green(),
                wxRED_PEN->GetColour().Blue() );
         i.SetMaskColour( 255, 255, 255 );
         i.Replace( 0, 0, 0,
                wxRED_PEN->GetColour().Red(),
                wxRED_PEN->GetColour().Green(),
                wxRED_PEN->GetColour().Blue() );

-        dc.DrawBitmap( i.ConvertToBitmap(), 150, 1780, TRUE );
-        dc.SetTextForeground( "BLACK" );
+        dc.DrawBitmap( i.ConvertToBitmap(), 150, 2010, TRUE );
+        dc.SetTextForeground( wxT("BLACK") );

     }
 
 
     }
 
 


@@ -357,36 +474,36 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
 
     if (mono.Ok())
     {
 
     if (mono.Ok())
     {

-        dc.DrawText( "Mono bitmap", 30, 1865 );
-        dc.DrawText( "(red on green)", 30, 1880 );
-        dc.SetTextForeground( "RED" );
-        dc.SetTextBackground( "GREEN" );
-        dc.DrawBitmap( mono, 30, 1900 );
-
-        dc.SetTextForeground( "BLACK" );
-        dc.DrawText( "After wxImage conversion", 150, 1865 );
-        dc.DrawText( "(red on white)", 150, 1880 );
-        dc.SetTextForeground( "RED" );
-        wxImage i( mono );
+        dc.DrawText( "Mono bitmap", 30, 2095 );
+        dc.DrawText( "(red on green)", 30, 2110 );
+        dc.SetTextForeground( wxT("RED") );
+        dc.SetTextBackground( wxT("GREEN") );
+        dc.DrawBitmap( mono, 30, 2130 );
+
+        dc.SetTextForeground( wxT("BLACK") );
+        dc.DrawText( "After wxImage conversion", 150, 2095 );
+        dc.DrawText( "(red on white)", 150, 2110 );
+        dc.SetTextForeground( wxT("RED") );
+        wxImage i = mono.ConvertToImage();

         i.SetMaskColour( 255,255,255 );
         i.Replace( 0,0,0,
                wxRED_PEN->GetColour().Red(),
                wxRED_PEN->GetColour().Green(),
                wxRED_PEN->GetColour().Blue() );
         i.SetMaskColour( 255,255,255 );
         i.Replace( 0,0,0,
                wxRED_PEN->GetColour().Red(),
                wxRED_PEN->GetColour().Green(),
                wxRED_PEN->GetColour().Blue() );

-        dc.DrawBitmap( i.ConvertToBitmap(), 150, 1900, TRUE );
-        dc.SetTextForeground( "BLACK" );
+        dc.DrawBitmap( i.ConvertToBitmap(), 150, 2130, TRUE );
+        dc.SetTextForeground( wxT("BLACK") );

     }
 
     }
 

-    dc.DrawText("XPM bitmap", 30, 2000);
+    dc.DrawText("XPM bitmap", 30, 2230);

     if ( m_bmpSmileXpm.Ok() )
     {
     if ( m_bmpSmileXpm.Ok() )
     {

-        dc.DrawBitmap(m_bmpSmileXpm, 30, 2020, TRUE);
+        dc.DrawBitmap(m_bmpSmileXpm, 30, 2250, TRUE);

     }
 
     }
 

-    dc.DrawText("XPM icon", 150, 2000);
+    dc.DrawText("XPM icon", 150, 2230);

     if ( m_iconSmileXpm.Ok() )
     {
     if ( m_iconSmileXpm.Ok() )
     {

-        dc.DrawIcon(m_iconSmileXpm, 150, 2020);
+        dc.DrawIcon(m_iconSmileXpm, 150, 2250);

     }
 }
 
     }
 }
 


@@ -401,7 +518,7 @@ void MyCanvas::CreateAntiAliasedBitmap()
   dc.Clear();
 
   dc.SetFont( wxFont( 24, wxDECORATIVE, wxNORMAL, wxNORMAL) );
   dc.Clear();
 
   dc.SetFont( wxFont( 24, wxDECORATIVE, wxNORMAL, wxNORMAL) );

-  dc.SetTextForeground( "RED" );
+  dc.SetTextForeground( wxT("RED") );

   dc.DrawText( "This is anti-aliased Text.", 20, 20 );
   dc.DrawText( "And a Rectangle.", 20, 60 );
 
   dc.DrawText( "This is anti-aliased Text.", 20, 20 );
   dc.DrawText( "And a Rectangle.", 20, 60 );
 


@@ -409,7 +526,7 @@ void MyCanvas::CreateAntiAliasedBitmap()
   dc.SetPen( *wxTRANSPARENT_PEN );
   dc.DrawRoundedRectangle( 20, 100, 200, 180, 20 );
 
   dc.SetPen( *wxTRANSPARENT_PEN );
   dc.DrawRoundedRectangle( 20, 100, 200, 180, 20 );
 

-  wxImage original( bitmap );
+  wxImage original= bitmap.ConvertToImage();

   wxImage anti( 150, 150 );
 
   /* This is quite slow, but safe. Use wxImage::GetData() for speed instead. */
   wxImage anti( 150, 150 );
 
   /* This is quite slow, but safe. Use wxImage::GetData() for speed instead. */


@@ -458,7 +575,7 @@ MyFrame::MyFrame()
                   wxPoint(20,20), wxSize(470,360) )
 {
   wxMenu *file_menu = new wxMenu();
                   wxPoint(20,20), wxSize(470,360) )
 {
   wxMenu *file_menu = new wxMenu();

-  file_menu->Append( ID_NEW, "&New frame");
+  file_menu->Append( ID_NEW, "&Show image...");

   file_menu->AppendSeparator();
   file_menu->Append( ID_ABOUT, "&About...");
   file_menu->AppendSeparator();
   file_menu->AppendSeparator();
   file_menu->Append( ID_ABOUT, "&About...");
   file_menu->AppendSeparator();


@@ -493,7 +610,19 @@ void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
 
 void MyFrame::OnNewFrame( wxCommandEvent &WXUNUSED(event) )
 {
 
 void MyFrame::OnNewFrame( wxCommandEvent &WXUNUSED(event) )
 {

-    (new MyImageFrame(this, *m_canvas->my_horse_bmp))->Show();
+    wxString filename = wxFileSelector(_T("Select image file"));
+    if ( !filename )
+        return;
+
+    wxImage image;
+    if ( !image.LoadFile(filename) )
+    {
+        wxLogError(_T("Couldn't load image from '%s'."), filename.c_str());
+
+        return;
+    }
+
+    (new MyImageFrame(this, image.ConvertToBitmap()))->Show();

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------


@@ -526,6 +655,10 @@ bool MyApp::OnInit()
   wxImage::AddHandler( new wxPNMHandler );
 #endif
 
   wxImage::AddHandler( new wxPNMHandler );
 #endif
 

+#if wxUSE_XPM
+  wxImage::AddHandler( new wxXPMHandler );
+#endif
+

   wxFrame *frame = new MyFrame();
   frame->Show( TRUE );
 
   wxFrame *frame = new MyFrame();
   frame->Show( TRUE );