}
//-----------------------------------------------------------------------------
-// "expose_event" of m_glWidget
+// "realize" from m_wxwindow
//-----------------------------------------------------------------------------
-static void gtk_window_expose_callback( GtkWidget *WXUNUSED(widget), GdkEventExpose *gdk_event, wxWindow *win )
+static gint
+gtk_glwindow_realized_callback( GtkWidget * WXUNUSED(widget), wxGLCanvas *win )
{
- if (!win->m_hasVMT) return;
+ win->m_glContext = new wxGLContext( TRUE, win, wxNullPalette, win->m_glContext );
- win->GetUpdateRegion().Union( gdk_event->area.x,
- gdk_event->area.y,
- gdk_event->area.width,
- gdk_event->area.height );
-
- if (gdk_event->count > 0) return;
-
-/*
- printf( "OnExpose from " );
- if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
- printf( win->GetClassInfo()->GetClassName() );
- printf( ".\n" );
-*/
-
- wxPaintEvent event( win->GetId() );
- event.SetEventObject( win );
- win->GetEventHandler()->ProcessEvent( event );
-
- win->GetUpdateRegion().Clear();
-}
-
-//-----------------------------------------------------------------------------
-// "draw" of m_glWidget
-//-----------------------------------------------------------------------------
-
-static void gtk_window_draw_callback( GtkWidget *WXUNUSED(widget), GdkRectangle *rect, wxWindow *win )
-{
- if (!win->m_hasVMT) return;
-
- win->GetUpdateRegion().Union( rect->x, rect->y, rect->width, rect->height );
-
- wxPaintEvent event( win->GetId() );
- event.SetEventObject( win );
- win->GetEventHandler()->ProcessEvent( event );
-
- win->GetUpdateRegion().Clear();
+ return FALSE;
}
//---------------------------------------------------------------------------
int *attribList,
const wxPalette& palette)
{
+ m_glContext = (wxGLContext*)shared; // const_cast
+
if (!attribList)
{
int data[] = { GLX_RGBA,
GLX_DOUBLEBUFFER,
- GLX_DEPTH_SIZE, 1, /* use largest available depth buffer */
+ GLX_DEPTH_SIZE, 1, // use largest available depth buffer
+ GLX_RED_SIZE, 1,
+ GLX_GREEN_SIZE, 1,
+ GLX_BLUE_SIZE, 1,
+ GLX_ALPHA_SIZE, 0,
None };
attribList = (int*) data;
- printf( "using default values\n" );
}
else
{
attribList = (int*) data;
}
+
Display *dpy = GDK_DISPLAY();
g_vi = glXChooseVisual( dpy, DefaultScreen(dpy), attribList );
+ wxCHECK_MSG( g_vi, FALSE, "required visual couldn't be found" );
+
GdkVisual *visual = gdkx_visual_get( g_vi->visualid );
GdkColormap *colormap = gdk_colormap_new( gdkx_visual_get(g_vi->visualid), TRUE );
gtk_widget_push_colormap( colormap );
gtk_widget_push_visual( visual );
+
+ wxScrolledWindow::Create( parent, id, pos, size, style, name );
+
+ m_glWidget = m_wxwindow;
- m_glWidget = gtk_myfixed_new();
-
+ gtk_signal_connect( GTK_OBJECT(m_glWidget), "realize",
+ GTK_SIGNAL_FUNC(gtk_glwindow_realized_callback), (gpointer) this );
gtk_widget_pop_visual();
gtk_widget_pop_colormap();
- wxScrolledWindow::Create( parent, id, pos, size, style, name );
-
- GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
- GTK_WIDGET_SET_FLAGS( m_glWidget, GTK_CAN_FOCUS );
-
- gtk_myfixed_put( GTK_MYFIXED(m_wxwindow), m_glWidget, 0, 0, m_width, m_height );
-
- gtk_signal_connect( GTK_OBJECT(m_glWidget), "expose_event",
- GTK_SIGNAL_FUNC(gtk_window_expose_callback), (gpointer)this );
-
- gtk_signal_connect( GTK_OBJECT(m_glWidget), "draw",
- GTK_SIGNAL_FUNC(gtk_window_draw_callback), (gpointer)this );
-
- /* connect to key press and mouse handlers etc. */
- ConnectWidget( m_glWidget );
-
-
/* must be realized for OpenGl output */
gtk_widget_realize( m_glWidget );
- gtk_widget_show( m_glWidget );
-
- m_glContext = new wxGLContext( TRUE, this, palette, shared );
-
XFree( g_vi );
g_vi = (XVisualInfo*) NULL;
- gdk_window_set_back_pixmap( m_glWidget->window, None, 0 );
-
return TRUE;
}
{
int width, height;
GetClientSize( &width, &height );
+
if (m_glContext && GTK_WIDGET_REALIZED(m_glWidget) )
{
SetCurrent();
-// gdk_window_set_back_pixmap( gtk_widget_get_parent_window(m_glWidget), None, 0 );
glViewport(0, 0, (GLint)width, (GLint)height );
glMatrixMode(GL_PROJECTION);
if (m_glContext) m_glContext->SetColour( colour );
}
-void wxGLCanvas::DoSetSize( int x, int y, int width, int height, int sizeFlags )
-{
- if (m_resizing) return; // I don't like recursions
- m_resizing = TRUE;
-
- if (m_parent->m_wxwindow == NULL) // i.e. wxNotebook
- {
- // don't set the size for children of wxNotebook, just take the values.
- m_x = x;
- m_y = y;
- m_width = width;
- m_height = height;
- }
- else
- {
- int old_width = m_width;
- int old_height = m_height;
-
- if ((sizeFlags & wxSIZE_USE_EXISTING) == wxSIZE_USE_EXISTING)
- {
- if (x != -1) m_x = x;
- if (y != -1) m_y = y;
- if (width != -1) m_width = width;
- if (height != -1) m_height = height;
- }
- else
- {
- m_x = x;
- m_y = y;
- m_width = width;
- m_height = height;
- }
-
- if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
- {
- if (width == -1) m_width = 80;
- }
-
- if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
- {
- if (height == -1) m_height = 26;
- }
-
- if ((m_minWidth != -1) && (m_width < m_minWidth)) m_width = m_minWidth;
- if ((m_minHeight != -1) && (m_height < m_minHeight)) m_height = m_minHeight;
- if ((m_maxWidth != -1) && (m_width > m_maxWidth)) m_width = m_maxWidth;
- if ((m_maxHeight != -1) && (m_height > m_maxHeight)) m_height = m_maxHeight;
-
- gtk_myfixed_set_size( GTK_MYFIXED(m_parent->m_wxwindow),
- m_widget,
- m_x,
- m_y,
- m_width,
- m_height );
-
- gtk_myfixed_set_size( GTK_MYFIXED(m_wxwindow),
- m_glWidget,
- m_x,
- m_y,
- m_width,
- m_height );
- }
-
- m_sizeSet = TRUE;
-
- wxSizeEvent event( wxSize(m_width,m_height), GetId() );
- event.SetEventObject( this );
- GetEventHandler()->ProcessEvent( event );
-
- m_resizing = FALSE;
-}
-
GtkWidget *wxGLCanvas::GetConnectWidget()
{
- return m_glWidget;
+ return m_wxwindow;
}
bool wxGLCanvas::IsOwnGtkWindow( GdkWindow *window )
{
- return (window == m_glWidget->window);
+ return (window == m_wxwindow->window);
}