+
+//-----------------------------------------------------------------------------
+// "value_changed" from m_hAdjust
+//-----------------------------------------------------------------------------
+
+static void gtk_window_hscroll_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
+{
+ if (g_blockEventsOnDrag) return;
+
+/*
+ printf( "OnHScroll from " );
+ if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+ printf( win->GetClassInfo()->GetClassName() );
+ printf( ".\n" );
+*/
+
+ if (!win->HasVMT()) return;
+
+ float diff = win->m_hAdjust->value - win->m_oldHorizontalPos;
+ if (fabs(diff) < 0.2) return;
+ win->m_oldHorizontalPos = win->m_hAdjust->value;
+
+ wxEventType command = wxEVT_NULL;
+
+ float line_step = win->m_hAdjust->step_increment;
+ float page_step = win->m_hAdjust->page_increment;
+
+ if (win->m_isScrolling)
+ {
+ command = wxEVT_SCROLL_THUMBTRACK;
+ }
+ else
+ {
+ if (fabs(win->m_hAdjust->value-win->m_hAdjust->lower) < 0.2) command = wxEVT_SCROLL_BOTTOM;
+ else if (fabs(win->m_hAdjust->value-win->m_hAdjust->upper) < 0.2) command = wxEVT_SCROLL_TOP;
+ else if (fabs(diff-line_step) < 0.2) command = wxEVT_SCROLL_LINEDOWN;
+ else if (fabs(diff+line_step) < 0.2) command = wxEVT_SCROLL_LINEUP;
+ else if (fabs(diff-page_step) < 0.2) command = wxEVT_SCROLL_PAGEDOWN;
+ else if (fabs(diff+page_step) < 0.2) command = wxEVT_SCROLL_PAGEUP;
+ else command = wxEVT_SCROLL_THUMBTRACK;
+ }
+
+ int value = (int)(win->m_hAdjust->value+0.5);
+
+ wxScrollEvent event( command, win->GetId(), value, wxHORIZONTAL );
+ event.SetEventObject( win );
+ win->GetEventHandler()->ProcessEvent( event );
+}
+
+//-----------------------------------------------------------------------------
+// "changed" from m_vAdjust
+//-----------------------------------------------------------------------------
+
+static void gtk_window_vscroll_change_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
+{
+ if (g_blockEventsOnDrag) return;
+
+/*
+ printf( "OnVScroll change from " );
+ if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+ printf( win->GetClassInfo()->GetClassName() );
+ printf( ".\n" );
+*/
+
+ if (!win->HasVMT()) return;
+
+ wxEventType command = wxEVT_SCROLL_THUMBTRACK;
+ int value = (int)(win->m_vAdjust->value+0.5);
+
+ wxScrollEvent event( command, win->GetId(), value, wxVERTICAL );
+ event.SetEventObject( win );
+ win->GetEventHandler()->ProcessEvent( event );
+}
+
+//-----------------------------------------------------------------------------
+// "changed" from m_hAdjust
+//-----------------------------------------------------------------------------
+
+static void gtk_window_hscroll_change_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
+{
+ if (g_blockEventsOnDrag) return;
+
+/*
+ printf( "OnHScroll change from " );
+ if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+ printf( win->GetClassInfo()->GetClassName() );
+ printf( ".\n" );
+*/
+
+ if (!win->HasVMT()) return;
+
+ wxEventType command = wxEVT_SCROLL_THUMBTRACK;
+ int value = (int)(win->m_hAdjust->value+0.5);
+
+ wxScrollEvent event( command, win->GetId(), value, wxHORIZONTAL );
+ event.SetEventObject( win );
+ win->GetEventHandler()->ProcessEvent( event );
+}
+
+//-----------------------------------------------------------------------------
+// "button_press_event" from scrollbar
+//-----------------------------------------------------------------------------
+
+static gint gtk_scrollbar_button_press_callback( GtkRange *WXUNUSED(widget),
+ GdkEventButton *WXUNUSED(gdk_event),
+ wxWindow *win )
+{
+// don't test here as we can release the mouse while being over
+// a different window then the slider
+//
+// if (gdk_event->window != widget->slider) return FALSE;
+
+ win->m_isScrolling = TRUE;
+ g_blockEventsOnScroll = TRUE;
+
+ return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// "button_release_event" from scrollbar
+//-----------------------------------------------------------------------------
+
+static gint gtk_scrollbar_button_release_callback( GtkRange *widget,
+ GdkEventButton *WXUNUSED(gdk_event),
+ wxWindow *win )
+{
+
+// don't test here as we can release the mouse while being over
+// a different window then the slider
+//
+// if (gdk_event->window != widget->slider) return FALSE;
+
+ GtkScrolledWindow *s_window = GTK_SCROLLED_WINDOW(win->m_widget);
+
+ if (widget == GTK_RANGE(s_window->vscrollbar))
+ gtk_signal_emit_by_name( GTK_OBJECT(win->m_hAdjust), "value_changed" );
+ else
+ gtk_signal_emit_by_name( GTK_OBJECT(win->m_vAdjust), "value_changed" );
+
+ win->m_isScrolling = FALSE;
+ g_blockEventsOnScroll = FALSE;
+
+ return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// InsertChild for wxWindow.
+//-----------------------------------------------------------------------------
+
+/* Callback for wxWindow. This very strange beast has to be used because
+ * C++ has no virtual methods in a constructor. We have to emulate a
+ * virtual function here as wxNotebook requires a different way to insert
+ * a child in it. I had opted for creating a wxNotebookPage window class
+ * which would have made this superfluous (such in the MDI window system),
+ * but no-one was listening to me... */
+
+static void wxInsertChildInWindow( wxWindow* parent, wxWindow* child )
+{
+ gtk_myfixed_put( GTK_MYFIXED(parent->m_wxwindow),
+ GTK_WIDGET(child->m_widget),
+ child->m_x,
+ child->m_y );
+
+ gtk_widget_set_usize( GTK_WIDGET(child->m_widget),
+ child->m_width,
+ child->m_height );
+
+ if (parent->m_windowStyle & wxTAB_TRAVERSAL)
+ {
+ /* we now allow a window to get the focus as long as it
+ doesn't have any children. */
+ GTK_WIDGET_UNSET_FLAGS( parent->m_wxwindow, GTK_CAN_FOCUS );
+ }
+}
+
projects / wxWidgets.git / blobdiff