+wxWindow *wxWindowBase::DoFindFocus()
+{
+ wxWindowGTK *focus = gs_pendingFocus ? gs_pendingFocus : gs_currentFocus;
+ // the cast is necessary when we compile in wxUniversal mode
+ return static_cast<wxWindow*>(focus);
+}
+
+void wxWindowGTK::AddChildGTK(wxWindowGTK* child)
+{
+ wxASSERT_MSG(m_wxwindow, "Cannot add a child to a window without a client area");
+
+ // the window might have been scrolled already, we
+ // have to adapt the position
+ wxPizza* pizza = WX_PIZZA(m_wxwindow);
+ child->m_x += pizza->m_scroll_x;
+ child->m_y += pizza->m_scroll_y;
+
+ gtk_widget_set_size_request(
+ child->m_widget, child->m_width, child->m_height);
+ gtk_fixed_put(
+ GTK_FIXED(m_wxwindow), child->m_widget, child->m_x, child->m_y);
+}
+
+//-----------------------------------------------------------------------------
+// global functions
+//-----------------------------------------------------------------------------
+
+wxWindow *wxGetActiveWindow()
+{
+ return wxWindow::FindFocus();
+}
+
+
+wxMouseState wxGetMouseState()
+{
+ wxMouseState ms;
+
+ gint x;
+ gint y;
+ GdkModifierType mask;
+
+ gdk_window_get_pointer(NULL, &x, &y, &mask);
+
+ ms.SetX(x);
+ ms.SetY(y);
+ ms.SetLeftDown((mask & GDK_BUTTON1_MASK) != 0);
+ ms.SetMiddleDown((mask & GDK_BUTTON2_MASK) != 0);
+ ms.SetRightDown((mask & GDK_BUTTON3_MASK) != 0);
+ ms.SetAux1Down((mask & GDK_BUTTON4_MASK) != 0);
+ ms.SetAux2Down((mask & GDK_BUTTON5_MASK) != 0);
+
+ ms.SetControlDown((mask & GDK_CONTROL_MASK) != 0);
+ ms.SetShiftDown((mask & GDK_SHIFT_MASK) != 0);
+ ms.SetAltDown((mask & GDK_MOD1_MASK) != 0);
+ ms.SetMetaDown((mask & GDK_META_MASK) != 0);
+
+ return ms;
+}
+
+//-----------------------------------------------------------------------------
+// wxWindowGTK
+//-----------------------------------------------------------------------------
+
+// in wxUniv/MSW this class is abstract because it doesn't have DoPopupMenu()
+// method
+#ifdef __WXUNIVERSAL__
+ IMPLEMENT_ABSTRACT_CLASS(wxWindowGTK, wxWindowBase)
+#else // __WXGTK__
+ IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowBase)
+#endif // __WXUNIVERSAL__/__WXGTK__
+
+void wxWindowGTK::Init()
+{
+ // GTK specific
+ m_widget = NULL;
+ m_wxwindow = NULL;
+ m_focusWidget = NULL;
+
+ // position/size
+ m_x = 0;
+ m_y = 0;
+ m_width = 0;
+ m_height = 0;
+
+ m_hasVMT = false;
+
+ m_showOnIdle = false;
+
+ m_noExpose = false;
+ m_nativeSizeEvent = false;
+
+ m_isScrolling = false;
+ m_mouseButtonDown = false;
+
+ // initialize scrolling stuff
+ for ( int dir = 0; dir < ScrollDir_Max; dir++ )
+ {
+ m_scrollBar[dir] = NULL;
+ m_scrollPos[dir] = 0;
+ }
+
+ m_oldClientWidth =
+ m_oldClientHeight = 0;
+
+ m_clipPaintRegion = false;
+
+ m_needsStyleChange = false;
+
+ m_cursor = *wxSTANDARD_CURSOR;
+
+ m_imData = NULL;
+ m_dirtyTabOrder = false;
+}
+
+wxWindowGTK::wxWindowGTK()
+{
+ Init();
+}
+
+wxWindowGTK::wxWindowGTK( wxWindow *parent,
+ wxWindowID id,
+ const wxPoint &pos,
+ const wxSize &size,
+ long style,
+ const wxString &name )
+{
+ Init();
+
+ Create( parent, id, pos, size, style, name );
+}
+
+bool wxWindowGTK::Create( wxWindow *parent,
+ wxWindowID id,
+ const wxPoint &pos,
+ const wxSize &size,
+ long style,
+ const wxString &name )
+{
+ // Get default border
+ wxBorder border = GetBorder(style);
+
+ style &= ~wxBORDER_MASK;
+ style |= border;
+
+ if (!PreCreation( parent, pos, size ) ||
+ !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
+ {
+ wxFAIL_MSG( wxT("wxWindowGTK creation failed") );
+ return false;
+ }
+
+ // We should accept the native look
+#if 0
+ GtkScrolledWindowClass *scroll_class = GTK_SCROLLED_WINDOW_CLASS( GTK_OBJECT_GET_CLASS(m_widget) );
+ scroll_class->scrollbar_spacing = 0;
+#endif
+
+
+ m_wxwindow = wxPizza::New(m_windowStyle,this);
+#ifndef __WXUNIVERSAL__
+ if (HasFlag(wxPizza::BORDER_STYLES))
+ {
+ g_signal_connect(m_wxwindow, "parent_set",
+ G_CALLBACK(parent_set), this);
+ }
+#endif
+ if (!HasFlag(wxHSCROLL) && !HasFlag(wxVSCROLL))
+ m_widget = m_wxwindow;
+ else
+ {
+ m_widget = gtk_scrolled_window_new( NULL, NULL );
+
+ GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(m_widget);
+
+ // There is a conflict with default bindings at GTK+
+ // level between scrolled windows and notebooks both of which want to use
+ // Ctrl-PageUp/Down: scrolled windows for scrolling in the horizontal
+ // direction and notebooks for changing pages -- we decide that if we don't
+ // have wxHSCROLL style we can safely sacrifice horizontal scrolling if it
+ // means we can get working keyboard navigation in notebooks
+ if ( !HasFlag(wxHSCROLL) )
+ {
+ GtkBindingSet *
+ bindings = gtk_binding_set_by_class(G_OBJECT_GET_CLASS(m_widget));
+ if ( bindings )
+ {
+ gtk_binding_entry_remove(bindings, GDK_Page_Up, GDK_CONTROL_MASK);
+ gtk_binding_entry_remove(bindings, GDK_Page_Down, GDK_CONTROL_MASK);
+ }
+ }
+
+ if (HasFlag(wxALWAYS_SHOW_SB))
+ {
+ gtk_scrolled_window_set_policy( scrolledWindow, GTK_POLICY_ALWAYS, GTK_POLICY_ALWAYS );
+
+ scrolledWindow->hscrollbar_visible = TRUE;
+ scrolledWindow->vscrollbar_visible = TRUE;
+ }
+ else
+ {
+ gtk_scrolled_window_set_policy( scrolledWindow, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
+ }
+
+ m_scrollBar[ScrollDir_Horz] = GTK_RANGE(scrolledWindow->hscrollbar);
+ m_scrollBar[ScrollDir_Vert] = GTK_RANGE(scrolledWindow->vscrollbar);
+ if (GetLayoutDirection() == wxLayout_RightToLeft)
+ gtk_range_set_inverted( m_scrollBar[ScrollDir_Horz], TRUE );
+
+ gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow );
+
+ // connect various scroll-related events
+ for ( int dir = 0; dir < ScrollDir_Max; dir++ )
+ {
+ // these handlers block mouse events to any window during scrolling
+ // such as motion events and prevent GTK and wxWidgets from fighting
+ // over where the slider should be
+ g_signal_connect(m_scrollBar[dir], "button_press_event",
+ G_CALLBACK(gtk_scrollbar_button_press_event), this);
+ g_signal_connect(m_scrollBar[dir], "button_release_event",
+ G_CALLBACK(gtk_scrollbar_button_release_event), this);
+
+ gulong handler_id = g_signal_connect(m_scrollBar[dir], "event_after",
+ G_CALLBACK(gtk_scrollbar_event_after), this);
+ g_signal_handler_block(m_scrollBar[dir], handler_id);
+
+ // these handlers get notified when scrollbar slider moves
+ g_signal_connect_after(m_scrollBar[dir], "value_changed",
+ G_CALLBACK(gtk_scrollbar_value_changed), this);
+ }
+
+ gtk_widget_show( m_wxwindow );
+ }
+ g_object_ref(m_widget);
+
+ if (m_parent)
+ m_parent->DoAddChild( this );
+
+ m_focusWidget = m_wxwindow;
+
+ SetCanFocus(AcceptsFocus());
+
+ PostCreation();
+
+ return true;
+}
+
+wxWindowGTK::~wxWindowGTK()
+{
+ SendDestroyEvent();
+
+ if (gs_currentFocus == this)
+ gs_currentFocus = NULL;
+ if (gs_pendingFocus == this)
+ gs_pendingFocus = NULL;
+
+ if ( gs_deferredFocusOut == this )
+ gs_deferredFocusOut = NULL;
+
+ m_hasVMT = false;
+
+ // destroy children before destroying this window itself
+ DestroyChildren();
+
+ // unhook focus handlers to prevent stray events being
+ // propagated to this (soon to be) dead object
+ if (m_focusWidget != NULL)
+ {
+ g_signal_handlers_disconnect_by_func (m_focusWidget,
+ (gpointer) gtk_window_focus_in_callback,
+ this);
+ g_signal_handlers_disconnect_by_func (m_focusWidget,
+ (gpointer) gtk_window_focus_out_callback,
+ this);
+ }
+
+ if (m_widget)
+ Show( false );
+
+ // delete before the widgets to avoid a crash on solaris
+ delete m_imData;
+
+ if (m_widget)
+ {
+ // Note that gtk_widget_destroy() does not destroy the widget, it just
+ // emits the "destroy" signal. The widget is not actually destroyed
+ // until its reference count drops to zero.
+ gtk_widget_destroy(m_widget);
+ // Release our reference, should be the last one
+ g_object_unref(m_widget);
+ m_widget = NULL;
+ }
+ m_wxwindow = NULL;
+}
+
+bool wxWindowGTK::PreCreation( wxWindowGTK *parent, const wxPoint &pos, const wxSize &size )
+{
+ if ( GTKNeedsParent() )
+ {
+ wxCHECK_MSG( parent, false, wxT("Must have non-NULL parent") );
+ }
+
+ // Use either the given size, or the default if -1 is given.
+ // See wxWindowBase for these functions.
+ m_width = WidthDefault(size.x) ;
+ m_height = HeightDefault(size.y);
+
+ m_x = (int)pos.x;
+ m_y = (int)pos.y;
+
+ return true;
+}
+
+void wxWindowGTK::PostCreation()
+{
+ wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") );
+
+ if (m_wxwindow)
+ {
+ if (!m_noExpose)
+ {
+ // these get reported to wxWidgets -> wxPaintEvent
+
+ g_signal_connect (m_wxwindow, "expose_event",
+ G_CALLBACK (gtk_window_expose_callback), this);
+
+ if (GetLayoutDirection() == wxLayout_LeftToRight)
+ gtk_widget_set_redraw_on_allocate(m_wxwindow, HasFlag(wxFULL_REPAINT_ON_RESIZE));
+ }
+
+ // Create input method handler
+ m_imData = new wxGtkIMData;
+
+ // Cannot handle drawing preedited text yet
+ gtk_im_context_set_use_preedit( m_imData->context, FALSE );
+
+ g_signal_connect (m_imData->context, "commit",
+ G_CALLBACK (gtk_wxwindow_commit_cb), this);
+ }
+
+ // focus handling
+
+ if (!GTK_IS_WINDOW(m_widget))
+ {
+ if (m_focusWidget == NULL)
+ m_focusWidget = m_widget;
+
+ if (m_wxwindow)
+ {
+ g_signal_connect (m_focusWidget, "focus_in_event",
+ G_CALLBACK (gtk_window_focus_in_callback), this);
+ g_signal_connect (m_focusWidget, "focus_out_event",
+ G_CALLBACK (gtk_window_focus_out_callback), this);
+ }
+ else
+ {
+ g_signal_connect_after (m_focusWidget, "focus_in_event",
+ G_CALLBACK (gtk_window_focus_in_callback), this);
+ g_signal_connect_after (m_focusWidget, "focus_out_event",
+ G_CALLBACK (gtk_window_focus_out_callback), this);
+ }
+ }
+
+ if ( !AcceptsFocusFromKeyboard() )
+ {
+ SetCanFocus(false);
+
+ g_signal_connect(m_widget, "focus",
+ G_CALLBACK(wx_window_focus_callback), this);
+ }
+
+ // connect to the various key and mouse handlers
+
+ GtkWidget *connect_widget = GetConnectWidget();
+
+ ConnectWidget( connect_widget );
+
+ /* We cannot set colours, fonts and cursors before the widget has
+ been realized, so we do this directly after realization */
+ g_signal_connect (connect_widget, "realize",
+ G_CALLBACK (gtk_window_realized_callback), this);
+
+ if (!IsTopLevel())
+ {
+ g_signal_connect(m_wxwindow ? m_wxwindow : m_widget, "size_allocate",
+ G_CALLBACK(size_allocate), this);
+ }
+
+ if (m_wxwindow)
+ {
+#if GTK_CHECK_VERSION(2, 8, 0)
+ if (!gtk_check_version(2,8,0))
+ {
+ // Make sure we can notify the app when mouse capture is lost
+ g_signal_connect (m_wxwindow, "grab_broken_event",
+ G_CALLBACK (gtk_window_grab_broken), this);
+ }
+#endif
+ }
+
+ if ( connect_widget != m_wxwindow )
+ {
+#if GTK_CHECK_VERSION(2, 8, 0)
+ if (!gtk_check_version(2,8,0))
+ {
+ // Make sure we can notify app code when mouse capture is lost
+ g_signal_connect (connect_widget, "grab_broken_event",
+ G_CALLBACK (gtk_window_grab_broken), this);
+ }
+#endif
+ }
+
+#ifdef GTK_IS_FILE_CHOOSER_BUTTON
+ if (!gtk_check_version(2,6,0) && GTK_IS_FILE_CHOOSER_BUTTON(m_widget))
+ {
+ // If we connect to the "size_request" signal of a GtkFileChooserButton
+ // then that control won't be sized properly when placed inside sizers
+ // (this can be tested removing this elseif and running XRC or WIDGETS samples)
+ // FIXME: what should be done here ?
+ } else
+#endif
+ if ( !IsTopLevel() ) // top level windows use their own callback
+ {
+ // This is needed if we want to add our windows into native
+ // GTK controls, such as the toolbar. With this callback, the
+ // toolbar gets to know the correct size (the one set by the
+ // programmer). Sadly, it misbehaves for wxComboBox.
+ g_signal_connect (m_widget, "size_request",
+ G_CALLBACK (wxgtk_window_size_request_callback),
+ this);
+ }
+
+ InheritAttributes();
+
+ m_hasVMT = true;
+
+ SetLayoutDirection(wxLayout_Default);
+
+ // unless the window was created initially hidden (i.e. Hide() had been
+ // called before Create()), we should show it at GTK+ level as well
+ if ( IsShown() )
+ gtk_widget_show( m_widget );
+}
+
+void wxWindowGTK::ConnectWidget( GtkWidget *widget )
+{
+ g_signal_connect (widget, "key_press_event",
+ G_CALLBACK (gtk_window_key_press_callback), this);
+ g_signal_connect (widget, "key_release_event",
+ G_CALLBACK (gtk_window_key_release_callback), this);
+ g_signal_connect (widget, "button_press_event",
+ G_CALLBACK (gtk_window_button_press_callback), this);
+ g_signal_connect (widget, "button_release_event",
+ G_CALLBACK (gtk_window_button_release_callback), this);
+ g_signal_connect (widget, "motion_notify_event",
+ G_CALLBACK (gtk_window_motion_notify_callback), this);
+
+ g_signal_connect (widget, "scroll_event",
+ G_CALLBACK (window_scroll_event), this);
+ if (m_scrollBar[ScrollDir_Horz])
+ g_signal_connect (m_scrollBar[ScrollDir_Horz], "scroll_event",
+ G_CALLBACK (window_scroll_event_hscrollbar), this);
+ if (m_scrollBar[ScrollDir_Vert])
+ g_signal_connect (m_scrollBar[ScrollDir_Vert], "scroll_event",
+ G_CALLBACK (window_scroll_event), this);
+
+ g_signal_connect (widget, "popup_menu",
+ G_CALLBACK (wxgtk_window_popup_menu_callback), this);
+ g_signal_connect (widget, "enter_notify_event",
+ G_CALLBACK (gtk_window_enter_callback), this);
+ g_signal_connect (widget, "leave_notify_event",
+ G_CALLBACK (gtk_window_leave_callback), this);
+
+ if (IsTopLevel() && m_wxwindow)
+ g_signal_connect (m_wxwindow, "style_set",
+ G_CALLBACK (gtk_window_style_set_callback), this);
+}
+
+bool wxWindowGTK::Destroy()
+{
+ wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") );
+
+ m_hasVMT = false;
+
+ return wxWindowBase::Destroy();
+}
+
+void wxWindowGTK::DoMoveWindow(int x, int y, int width, int height)
+{
+ gtk_widget_set_size_request(m_widget, width, height);
+
+ // inform the parent to perform the move
+ wxASSERT_MSG(m_parent && m_parent->m_wxwindow,
+ "the parent window has no client area?");
+ WX_PIZZA(m_parent->m_wxwindow)->move(m_widget, x, y);
+}
+
+void wxWindowGTK::ConstrainSize()
+{
+#ifdef __WXGPE__
+ // GPE's window manager doesn't like size hints at all, esp. when the user
+ // has to use the virtual keyboard, so don't constrain size there
+ if (!IsTopLevel())
+#endif
+ {
+ const wxSize minSize = GetMinSize();
+ const wxSize maxSize = GetMaxSize();
+ if (minSize.x > 0 && m_width < minSize.x) m_width = minSize.x;
+ if (minSize.y > 0 && m_height < minSize.y) m_height = minSize.y;
+ if (maxSize.x > 0 && m_width > maxSize.x) m_width = maxSize.x;
+ if (maxSize.y > 0 && m_height > maxSize.y) m_height = maxSize.y;
+ }
+}
+
+void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
+{
+ wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") );
+ wxASSERT_MSG( (m_parent != NULL), wxT("wxWindowGTK::SetSize requires parent.\n") );
+
+ int currentX, currentY;
+ GetPosition(¤tX, ¤tY);
+ if (x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+ x = currentX;
+ if (y == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+ y = currentY;
+ AdjustForParentClientOrigin(x, y, sizeFlags);
+
+ // calculate the best size if we should auto size the window
+ if ( ((sizeFlags & wxSIZE_AUTO_WIDTH) && width == -1) ||
+ ((sizeFlags & wxSIZE_AUTO_HEIGHT) && height == -1) )
+ {
+ const wxSize sizeBest = GetBestSize();
+ if ( (sizeFlags & wxSIZE_AUTO_WIDTH) && width == -1 )
+ width = sizeBest.x;
+ if ( (sizeFlags & wxSIZE_AUTO_HEIGHT) && height == -1 )
+ height = sizeBest.y;
+ }
+
+ const wxSize oldSize(m_width, m_height);
+ if (width != -1)
+ m_width = width;
+ if (height != -1)
+ m_height = height;
+
+ if (m_parent->m_wxwindow)
+ {
+ wxPizza* pizza = WX_PIZZA(m_parent->m_wxwindow);
+ m_x = x + pizza->m_scroll_x;
+ m_y = y + pizza->m_scroll_y;
+
+ int left_border = 0;
+ int right_border = 0;
+ int top_border = 0;
+ int bottom_border = 0;
+
+ /* the default button has a border around it */
+ if (GTK_WIDGET_CAN_DEFAULT(m_widget))
+ {
+ GtkBorder *default_border = NULL;
+ gtk_widget_style_get( m_widget, "default_border", &default_border, NULL );
+ if (default_border)
+ {
+ left_border += default_border->left;
+ right_border += default_border->right;
+ top_border += default_border->top;
+ bottom_border += default_border->bottom;
+ gtk_border_free( default_border );
+ }
+ }
+
+ DoMoveWindow( m_x - left_border,
+ m_y - top_border,
+ m_width+left_border+right_border,
+ m_height+top_border+bottom_border );
+ }
+
+ if (m_width != oldSize.x || m_height != oldSize.y)
+ {
+ // update these variables to keep size_allocate handler
+ // from sending another size event for this change
+ GetClientSize( &m_oldClientWidth, &m_oldClientHeight );
+
+ gtk_widget_queue_resize(m_widget);
+ if (!m_nativeSizeEvent)
+ {
+ wxSizeEvent event( wxSize(m_width,m_height), GetId() );
+ event.SetEventObject( this );
+ HandleWindowEvent( event );
+ }
+ } else
+ if (sizeFlags & wxSIZE_FORCE_EVENT)
+ {
+ wxSizeEvent event( wxSize(m_width,m_height), GetId() );
+ event.SetEventObject( this );
+ HandleWindowEvent( event );
+ }
+}
+
+bool wxWindowGTK::GTKShowFromOnIdle()
+{
+ if (IsShown() && m_showOnIdle && !GTK_WIDGET_VISIBLE (m_widget))
+ {
+ GtkAllocation alloc;
+ alloc.x = m_x;
+ alloc.y = m_y;
+ alloc.width = m_width;
+ alloc.height = m_height;
+ gtk_widget_size_allocate( m_widget, &alloc );
+ gtk_widget_show( m_widget );
+ wxShowEvent eventShow(GetId(), true);
+ eventShow.SetEventObject(this);
+ HandleWindowEvent(eventShow);
+ m_showOnIdle = false;
+ return true;
+ }
+
+ return false;
projects / wxWidgets.git / blobdiff