+static inline bool wxIsAsciiKeysym(KeySym ks)
+{
+ return ks < 256;
+}
+
+static bool
+wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
+ wxWindowGTK *win,
+ GdkEventKey *gdk_event)
+{
+ // VZ: it seems that GDK_KEY_RELEASE event doesn't set event->string
+ // but only event->keyval which is quite useless to us, so remember
+ // the last character from GDK_KEY_PRESS and reuse it as last resort
+ //
+ // NB: should be MT-safe as we're always called from the main thread only
+ static struct
+ {
+ KeySym keysym;
+ long keycode;
+ } s_lastKeyPress = { 0, 0 };
+
+ KeySym keysym = gdk_event->keyval;
+
+ wxLogTrace(TRACE_KEYS, _T("Key %s event: keysym = %ld"),
+ event.GetEventType() == wxEVT_KEY_UP ? _T("release")
+ : _T("press"),
+ keysym);
+
+ long key_code = wxTranslateKeySymToWXKey(keysym, FALSE /* !isChar */);
+
+ if ( !key_code )
+ {
+ // do we have the translation or is it a plain ASCII character?
+ if ( (gdk_event->length == 1) || wxIsAsciiKeysym(keysym) )
+ {
+ // we should use keysym if it is ASCII as X does some translations
+ // like "I pressed while Control is down" => "Ctrl-I" == "TAB"
+ // which we don't want here (but which we do use for OnChar())
+ if ( !wxIsAsciiKeysym(keysym) )
+ {
+ keysym = (KeySym)gdk_event->string[0];
+ }
+
+ // we want to always get the same key code when the same key is
+ // pressed regardless of the state of the modifies, i.e. on a
+ // standard US keyboard pressing '5' or '%' ('5' key with
+ // Shift) should result in the same key code in OnKeyDown():
+ // '5' (although OnChar() will get either '5' or '%').
+ //
+ // to do it we first translate keysym to keycode (== scan code)
+ // and then back but always using the lower register
+ Display *dpy = (Display *)wxGetDisplay();
+ KeyCode keycode = XKeysymToKeycode(dpy, keysym);
+
+ wxLogTrace(TRACE_KEYS, _T("\t-> keycode %d"), keycode);
+
+ KeySym keysymNormalized = XKeycodeToKeysym(dpy, keycode, 0);
+
+ // use the normalized, i.e. lower register, keysym if we've
+ // got one
+ key_code = keysymNormalized ? keysymNormalized : keysym;
+
+ // as explained above, we want to have lower register key codes
+ // normally but for the letter keys we want to have the upper ones
+ //
+ // NB: don't use XConvertCase() here, we want to do it for letters
+ // only
+ key_code = toupper(key_code);
+ }
+ else // non ASCII key, what to do?
+ {
+ // by default, ignore it
+ key_code = 0;
+
+ // but if we have cached information from the last KEY_PRESS
+ if ( gdk_event->type == GDK_KEY_RELEASE )
+ {
+ // then reuse it
+ if ( keysym == s_lastKeyPress.keysym )
+ {
+ key_code = s_lastKeyPress.keycode;
+ }
+ }
+ }
+
+ if ( gdk_event->type == GDK_KEY_PRESS )
+ {
+ // remember it to be reused for KEY_UP event later
+ s_lastKeyPress.keysym = keysym;
+ s_lastKeyPress.keycode = key_code;
+ }
+ }
+
+ wxLogTrace(TRACE_KEYS, _T("\t-> wxKeyCode %ld"), key_code);
+
+ // sending unknown key events doesn't really make sense
+ if ( !key_code )
+ return FALSE;
+
+ // now fill all the other fields
+ int x = 0;
+ int y = 0;
+ GdkModifierType state;
+ if (gdk_event->window)
+ gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
+
+ event.SetTimestamp( gdk_event->time );
+ event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK) != 0;
+ event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK) != 0;
+ event.m_altDown = (gdk_event->state & GDK_MOD1_MASK) != 0;
+ event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK) != 0;
+ event.m_keyCode = key_code;
+ event.m_scanCode = gdk_event->keyval;
+ event.m_rawCode = (wxUint32) gdk_event->keyval;
+ event.m_rawFlags = 0;
+ event.m_x = x;
+ event.m_y = y;
+ event.SetEventObject( win );
+
+ return TRUE;
+}
+
+static gint gtk_window_key_press_callback( GtkWidget *widget,
+ GdkEventKey *gdk_event,
+ wxWindow *win )
+{
+ DEBUG_MAIN_THREAD
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ if (!win->m_hasVMT)
+ return FALSE;
+ if (g_blockEventsOnDrag)
+ return FALSE;
+
+
+ wxKeyEvent event( wxEVT_KEY_DOWN );
+ if ( !wxTranslateGTKKeyEventToWx(event, win, gdk_event) )
+ {
+ // unknown key pressed, ignore (the event would be useless anyhow)
+ return FALSE;
+ }
+
+ // Emit KEY_DOWN event
+ bool ret = win->GetEventHandler()->ProcessEvent( event );
+
+#if wxUSE_ACCEL
+ if (!ret)
+ {
+ wxWindowGTK *ancestor = win;
+ while (ancestor)
+ {
+ int command = ancestor->GetAcceleratorTable()->GetCommand( event );
+ if (command != -1)
+ {
+ wxCommandEvent command_event( wxEVT_COMMAND_MENU_SELECTED, command );
+ ret = ancestor->GetEventHandler()->ProcessEvent( command_event );
+ break;
+ }
+ if (ancestor->IsTopLevel())
+ break;
+ ancestor = ancestor->GetParent();
+ }
+ }
+#endif // wxUSE_ACCEL
+
+ // Only send wxEVT_CHAR event if not processed yet. Thus, ALT-x
+ // will only be sent if it is not in an accelerator table.
+ if (!ret)
+ {
+ // Find key code for EVT_CHAR and EVT_CHAR_HOOK events
+ KeySym keysym = gdk_event->keyval;
+ long key_code = wxTranslateKeySymToWXKey(keysym, TRUE /* isChar */);
+ if ( !key_code )
+ {
+ if ( gdk_event->length == 1 )
+ {
+ key_code = (unsigned char)gdk_event->string[0];
+ }
+ else if ( wxIsAsciiKeysym(keysym) )
+ {
+ // ASCII key
+ key_code = (unsigned char)keysym;
+ }
+ }
+
+ if ( key_code )
+ {
+ wxLogTrace(TRACE_KEYS, _T("Char event: %ld"), key_code);
+
+ event.m_keyCode = key_code;
+
+ // Implement OnCharHook by checking ancesteror top level windows
+ wxWindow *parent = win;
+ while (parent && !parent->IsTopLevel())
+ parent = parent->GetParent();
+ if (parent)
+ {
+ event.SetEventType( wxEVT_CHAR_HOOK );
+ ret = parent->GetEventHandler()->ProcessEvent( event );
+ }
+
+ if (!ret)
+ {
+ event.SetEventType(wxEVT_CHAR);
+ ret = win->GetEventHandler()->ProcessEvent( event );
+ }
+ }
+ }
+
+ // win is a control: tab can be propagated up
+ if ( !ret &&
+ ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab)) &&
+// VZ: testing for wxTE_PROCESS_TAB shouldn't be done here the control may
+// have this style, yet choose not to process this particular TAB in which
+// case TAB must still work as a navigational character
+#if 0
+ !win->HasFlag(wxTE_PROCESS_TAB) &&
+#endif // 0
+ win->GetParent() && (win->GetParent()->HasFlag( wxTAB_TRAVERSAL)) )
+ {
+ wxNavigationKeyEvent new_event;
+ new_event.SetEventObject( win->GetParent() );
+ // GDK reports GDK_ISO_Left_Tab for SHIFT-TAB
+ new_event.SetDirection( (gdk_event->keyval == GDK_Tab) );
+ // CTRL-TAB changes the (parent) window, i.e. switch notebook page
+ new_event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) );
+ new_event.SetCurrentFocus( win );
+ ret = win->GetParent()->GetEventHandler()->ProcessEvent( new_event );
+ }
+
+ // generate wxID_CANCEL if <esc> has been pressed (typically in dialogs)
+ if ( !ret &&
+ (gdk_event->keyval == GDK_Escape) )
+ {
+ wxCommandEvent new_event(wxEVT_COMMAND_BUTTON_CLICKED,wxID_CANCEL);
+ new_event.SetEventObject( win );
+ ret = win->GetEventHandler()->ProcessEvent( new_event );
+ }
+
+ // Doesn't work.
+#if 0
+ // Pressing F10 will activate the menu bar of the top frame
+ if ( (!ret) &&
+ (gdk_event->keyval == GDK_F10) )
+ {
+ wxWindowGTK *ancestor = win;
+ while (ancestor)
+ {
+ if (wxIsKindOf(ancestor,wxFrame))
+ {
+ wxFrame *frame = (wxFrame*) ancestor;
+ wxMenuBar *menubar = frame->GetMenuBar();
+ if (menubar)
+ {
+ wxNode *node = menubar->GetMenus().First();
+ if (node)
+ {
+ wxMenu *firstMenu = (wxMenu*) node->Data();
+ gtk_menu_item_select( GTK_MENU_ITEM(firstMenu->m_owner) );
+ ret = TRUE;
+ break;
+ }
+ }
+ }
+ ancestor = ancestor->GetParent();
+ }
+ }
+#endif // 0
+
+ if (ret)
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// "key_release_event" from any window
+//-----------------------------------------------------------------------------
+
+static gint gtk_window_key_release_callback( GtkWidget *widget,
+ GdkEventKey *gdk_event,
+ wxWindowGTK *win )
+{
+ DEBUG_MAIN_THREAD
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ if (!win->m_hasVMT)
+ return FALSE;
+
+ if (g_blockEventsOnDrag)
+ return FALSE;
+
+ wxKeyEvent event( wxEVT_KEY_UP );
+ if ( !wxTranslateGTKKeyEventToWx(event, win, gdk_event) )
+ {
+ // unknown key pressed, ignore (the event would be useless anyhow
+ return FALSE;
+ }
+
+ if ( !win->GetEventHandler()->ProcessEvent( event ) )
+ return FALSE;
+
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_release_event" );
+ return TRUE;
+}
+
+// ============================================================================
+// the mouse events
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// mouse event processing helpers
+// ----------------------------------------------------------------------------
+
+// init wxMouseEvent with the info from gdk_event
+//
+// NB: this has to be a macro as gdk_event type is different for different
+// events we're used with
+#define InitMouseEvent(/* wxWindowGTK * */ win, \
+ /* wxMouseEvent& */ event, \
+ /* GdkEventXXX * */ gdk_event) \
+{ \
+ event.SetTimestamp( gdk_event->time ); \
+ event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK); \
+ event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK); \
+ event.m_altDown = (gdk_event->state & GDK_MOD1_MASK); \
+ event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK); \
+ event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK); \
+ event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK); \
+ event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK); \
+ \
+ wxPoint pt = win->GetClientAreaOrigin(); \
+ event.m_x = (wxCoord)gdk_event->x - pt.x; \
+ event.m_y = (wxCoord)gdk_event->y - pt.y; \
+ \
+ event.SetEventObject( win ); \
+ event.SetId( win->GetId() ); \
+ event.SetTimestamp( gdk_event->time ); \
+} \
+
+static void AdjustEventButtonState(wxMouseEvent& event)
+{
+ // GDK reports the old state of the button for a button press event, but
+ // for compatibility with MSW and common sense we want m_leftDown be TRUE
+ // for a LEFT_DOWN event, not FALSE, so we will invert
+ // left/right/middleDown for the corresponding click events
+
+ if ((event.GetEventType() == wxEVT_LEFT_DOWN) ||
+ (event.GetEventType() == wxEVT_LEFT_DCLICK) ||
+ (event.GetEventType() == wxEVT_LEFT_UP))
+ {
+ event.m_leftDown = !event.m_leftDown;
+ return;
+ }
+
+ if ((event.GetEventType() == wxEVT_MIDDLE_DOWN) ||
+ (event.GetEventType() == wxEVT_MIDDLE_DCLICK) ||
+ (event.GetEventType() == wxEVT_MIDDLE_UP))
+ {
+ event.m_middleDown = !event.m_middleDown;
+ return;
+ }
+
+ if ((event.GetEventType() == wxEVT_RIGHT_DOWN) ||
+ (event.GetEventType() == wxEVT_RIGHT_DCLICK) ||
+ (event.GetEventType() == wxEVT_RIGHT_UP))
+ {
+ event.m_rightDown = !event.m_rightDown;
+ return;
+ }
+}
+
+// find the window to send the mouse event too
+static
+wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
+{
+ wxCoord xx = x;
+ wxCoord yy = y;
+
+ if (win->m_wxwindow)
+ {
+ GtkPizza *pizza = GTK_PIZZA(win->m_wxwindow);
+ xx += pizza->xoffset;
+ yy += pizza->yoffset;
+ }
+
+ wxNode *node = win->GetChildren().First();
+ while (node)
+ {
+ wxWindowGTK *child = (wxWindowGTK*)node->Data();
+
+ node = node->Next();
+ if (!child->IsShown())
+ continue;
+
+ if (child->IsTransparentForMouse())
+ {
+ // wxStaticBox is transparent in the box itself
+ int xx1 = child->m_x;
+ int yy1 = child->m_y;
+ int xx2 = child->m_x + child->m_width;
+ int yy2 = child->m_x + child->m_height;
+
+ // left
+ if (((xx >= xx1) && (xx <= xx1+10) && (yy >= yy1) && (yy <= yy2)) ||
+ // right
+ ((xx >= xx2-10) && (xx <= xx2) && (yy >= yy1) && (yy <= yy2)) ||
+ // top
+ ((xx >= xx1) && (xx <= xx2) && (yy >= yy1) && (yy <= yy1+10)) ||
+ // bottom
+ ((xx >= xx1) && (xx <= xx2) && (yy >= yy2-1) && (yy <= yy2)))
+ {
+ win = child;
+ x -= child->m_x;
+ y -= child->m_y;
+ break;
+ }
+
+ }
+ else
+ {
+ if ((child->m_wxwindow == (GtkWidget*) NULL) &&
+ (child->m_x <= xx) &&
+ (child->m_y <= yy) &&
+ (child->m_x+child->m_width >= xx) &&
+ (child->m_y+child->m_height >= yy))
+ {
+ win = child;
+ x -= child->m_x;
+ y -= child->m_y;
+ break;
+ }
+ }
+ }
+
+ return win;
+}
+
+//-----------------------------------------------------------------------------
+// "button_press_event"
+//-----------------------------------------------------------------------------
+
+static gint gtk_window_button_press_callback( GtkWidget *widget,
+ GdkEventButton *gdk_event,
+ wxWindowGTK *win )
+{
+ DEBUG_MAIN_THREAD
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+/*
+ wxPrintf( wxT("1) OnButtonPress from ") );
+ if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+ wxPrintf( win->GetClassInfo()->GetClassName() );
+ wxPrintf( wxT(".\n") );
+*/
+ if (!win->m_hasVMT) return FALSE;
+ if (g_blockEventsOnDrag) return TRUE;
+ if (g_blockEventsOnScroll) return TRUE;
+
+ if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
+
+ if (win->m_wxwindow && (g_focusWindow != win) && win->AcceptsFocus())
+ {
+ gtk_widget_grab_focus( win->m_wxwindow );
+/*
+ wxPrintf( wxT("GrabFocus from ") );
+ if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+ wxPrintf( win->GetClassInfo()->GetClassName() );
+ wxPrintf( wxT(".\n") );
+*/
+ }
+
+ wxEventType event_type = wxEVT_NULL;
+
+ if (gdk_event->button == 1)
+ {
+ switch (gdk_event->type)
+ {
+ case GDK_BUTTON_PRESS: event_type = wxEVT_LEFT_DOWN; break;
+ case GDK_2BUTTON_PRESS: event_type = wxEVT_LEFT_DCLICK; break;
+ default: break;
+ }
+ }
+ else if (gdk_event->button == 2)
+ {
+ switch (gdk_event->type)
+ {
+ case GDK_BUTTON_PRESS: event_type = wxEVT_MIDDLE_DOWN; break;
+ case GDK_2BUTTON_PRESS: event_type = wxEVT_MIDDLE_DCLICK; break;
+ default: break;
+ }
+ }
+ else if (gdk_event->button == 3)
+ {
+ switch (gdk_event->type)
+ {
+ case GDK_BUTTON_PRESS: event_type = wxEVT_RIGHT_DOWN; break;
+ case GDK_2BUTTON_PRESS: event_type = wxEVT_RIGHT_DCLICK; break;
+ default: break;
+ }
+ }
+
+ if ( event_type == wxEVT_NULL )
+ {
+ // unknown mouse button or click type
+ return FALSE;
+ }
+
+ wxMouseEvent event( event_type );
+ InitMouseEvent( win, event, gdk_event );
+
+ AdjustEventButtonState(event);
+
+ // wxListBox actually get mouse events from the item, so we need to give it
+ // a chance to correct this
+ win->FixUpMouseEvent(widget, event.m_x, event.m_y);
+
+ // find the correct window to send the event too: it may be a different one
+ // from the one which got it at GTK+ level because some control don't have
+ // their own X window and thus cannot get any events.
+ if ( !g_captureWindow )
+ win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
+
+ gs_timeLastClick = gdk_event->time;
+
+/*
+ wxPrintf( wxT("2) OnButtonPress from ") );
+ if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+ wxPrintf( win->GetClassInfo()->GetClassName() );
+ wxPrintf( wxT(".\n") );
+*/
+
+ if (win->GetEventHandler()->ProcessEvent( event ))
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "button_press_event" );
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// "button_release_event"
+//-----------------------------------------------------------------------------
+
+static gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxWindowGTK *win )
+{
+ DEBUG_MAIN_THREAD
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ if (!win->m_hasVMT) return FALSE;
+ if (g_blockEventsOnDrag) return FALSE;
+ if (g_blockEventsOnScroll) return FALSE;
+
+ if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
+
+/*
+ printf( "OnButtonRelease from " );
+ if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+ printf( win->GetClassInfo()->GetClassName() );
+ printf( ".\n" );
+*/
+
+ wxEventType event_type = wxEVT_NULL;
+
+ switch (gdk_event->button)
+ {
+ case 1: event_type = wxEVT_LEFT_UP; break;
+ case 2: event_type = wxEVT_MIDDLE_UP; break;
+ case 3: event_type = wxEVT_RIGHT_UP; break;
+ default: return FALSE;
+ }
+
+ wxMouseEvent event( event_type );
+ InitMouseEvent( win, event, gdk_event );
+
+ AdjustEventButtonState(event);
+
+ // same wxListBox hack as above
+ win->FixUpMouseEvent(widget, event.m_x, event.m_y);
+
+ if ( !g_captureWindow )
+ win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
+
+ if (win->GetEventHandler()->ProcessEvent( event ))
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "button_release_event" );
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// "motion_notify_event"
+//-----------------------------------------------------------------------------
+
+static gint gtk_window_motion_notify_callback( GtkWidget *widget,
+ GdkEventMotion *gdk_event,
+ wxWindowGTK *win )
+{
+ DEBUG_MAIN_THREAD
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ if (!win->m_hasVMT) return FALSE;
+ if (g_blockEventsOnDrag) return FALSE;
+ if (g_blockEventsOnScroll) return FALSE;
+
+ if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
+
+ if (gdk_event->is_hint)
+ {
+ int x = 0;
+ int y = 0;
+ GdkModifierType state;
+ gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
+ gdk_event->x = x;
+ gdk_event->y = y;
+ }
+
+/*
+ printf( "OnMotion from " );
+ if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+ printf( win->GetClassInfo()->GetClassName() );
+ printf( ".\n" );
+*/
+
+ wxMouseEvent event( wxEVT_MOTION );
+ InitMouseEvent(win, event, gdk_event);
+
+ if ( g_captureWindow )
+ {
+ // synthetize a mouse enter or leave event if needed
+ GdkWindow *winUnderMouse = gdk_window_at_pointer(NULL, NULL);
+ bool hasMouse = winUnderMouse == gdk_event->window;
+ if ( hasMouse != g_captureWindowHasMouse )
+ {
+ // the mouse changed window
+ g_captureWindowHasMouse = hasMouse;
+
+ wxMouseEvent event(g_captureWindowHasMouse ? wxEVT_ENTER_WINDOW
+ : wxEVT_LEAVE_WINDOW);
+ InitMouseEvent(win, event, gdk_event);
+ event.SetEventObject(win);
+ win->GetEventHandler()->ProcessEvent(event);
+ }
+ }
+ else // no capture
+ {
+ win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
+ }
+
+ if (win->GetEventHandler()->ProcessEvent( event ))
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "motion_notify_event" );
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// "focus_in_event"
+//-----------------------------------------------------------------------------
+
+// send the wxChildFocusEvent and wxFocusEvent, common code of
+// gtk_window_focus_in_callback() and SetFocus()
+static bool DoSendFocusEvents(wxWindow *win)
+{
+ // Notify the parent keeping track of focus for the kbd navigation
+ // purposes that we got it.
+ wxChildFocusEvent eventChildFocus(win);
+ (void)win->GetEventHandler()->ProcessEvent(eventChildFocus);
+
+ wxFocusEvent eventFocus(wxEVT_SET_FOCUS, win->GetId());
+ eventFocus.SetEventObject(win);
+
+ return win->GetEventHandler()->ProcessEvent(eventFocus);
+}
+
+static gint gtk_window_focus_in_callback( GtkWidget *widget,
+ GdkEvent *WXUNUSED(event),
+ wxWindow *win )
+{
+ DEBUG_MAIN_THREAD
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ if (!win->m_hasVMT) return FALSE;
+ if (g_blockEventsOnDrag) return FALSE;
+
+ switch ( g_sendActivateEvent )
+ {
+ case -1:
+ // we've got focus from outside, synthetize wxActivateEvent
+ g_sendActivateEvent = 1;
+ break;
+
+ case 0:
+ // another our window just lost focus, it was already ours before
+ // - don't send any wxActivateEvent
+ g_sendActivateEvent = -1;
+ break;
+ }
+
+ g_focusWindowLast =
+ g_focusWindow = win;
+
+ wxLogTrace(TRACE_FOCUS,
+ _T("%s: focus in"), win->GetName().c_str());
+
+#ifdef HAVE_XIM
+ if (win->m_ic)
+ gdk_im_begin(win->m_ic, win->m_wxwindow->window);
+#endif
+
+#if wxUSE_CARET
+ // caret needs to be informed about focus change
+ wxCaret *caret = win->GetCaret();
+ if ( caret )
+ {
+ caret->OnSetFocus();
+ }
+#endif // wxUSE_CARET
+
+ g_activeFrameLostFocus = FALSE;