+ 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 modifiers, 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
+ wxFillOtherKeyEventFields(event, win, gdk_event);
+
+ event.m_keyCode = key_code;
+
+ return true;
+}
+
+
+extern "C" {
+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 );
+ bool ret = false;
+ bool return_after_IM = false;
+
+ if ( wxTranslateGTKKeyEventToWx(event, win, gdk_event) )
+ {
+ // Emit KEY_DOWN event
+ ret = win->HandleWindowEvent( event );
+ }
+ else
+ {
+ // Return after IM processing as we cannot do
+ // anything with it anyhow.
+ return_after_IM = true;
+ }
+
+ // This is for GTK+ 1.2 only. The char event generatation for GTK+ 2.0 is done
+ // in the "commit" handler.
+
+ // 2005.02.02 modified by Hong Jen Yee (hzysoft@sina.com.tw).
+ // In GTK+ 1.2, strings sent by IMs are also regarded as key_press events whose
+ // keyCodes cannot be recognized by wxWidgets. These MBCS strings, however, are
+ // composed of more than one character, which means gdk_event->length will always
+ // greater than one. When gtk_event->length == 1, this may be an ASCII character
+ // and can be translated by wx. However, when MBCS characters are sent by IM,
+ // gdk_event->length will >= 2. So neither should we pass it to accelerator table,
+ // nor should we pass it to controls. The following explanation was excerpted
+ // from GDK documentation.
+ // gint length : the length of string.
+ // gchar *string : a null-terminated multi-byte string containing the composed
+ // characters resulting from the key press. When text is being input, in a GtkEntry
+ // for example, it is these characters which should be added to the input buffer.
+ // When using Input Methods to support internationalized text input, the composed
+ // characters appear here after the pre-editing has been completed.
+
+ if ( (!ret) && (gdk_event->length > 1) ) // If this event contains a pre-edited string from IM.
+ {
+ // We should translate this key event into wxEVT_CHAR not wxEVT_KEY_DOWN.
+ #if wxUSE_UNICODE // GTK+ 1.2 is not UTF-8 based.
+ const wxWCharBuffer string = wxConvLocal.cMB2WC( gdk_event->string );
+ if( !string )
+ return false;
+ #else
+ const char* string = gdk_event->string;
+ #endif
+
+ // Implement OnCharHook by checking ancestor top level windows
+ wxWindow *parent = win;
+ while (parent && !parent->IsTopLevel())
+ parent = parent->GetParent();
+
+ for( const wxChar* pstr = string; *pstr; pstr++ )
+ {
+ #if wxUSE_UNICODE
+ event.m_uniChar = *pstr;
+ // Backward compatible for ISO-8859-1
+ event.m_keyCode = *pstr < 256 ? event.m_uniChar : 0;
+ #else
+ event.m_keyCode = *pstr;
+ #endif
+ if (parent)
+ {
+ event.SetEventType( wxEVT_CHAR_HOOK );
+ ret = parent->HandleWindowEvent( event );
+ }
+ if (!ret)
+ {
+ event.SetEventType(wxEVT_CHAR);
+ win->HandleWindowEvent( event );
+ }
+ }
+ return true;
+ }
+
+ if (return_after_IM)
+ return false;
+
+#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->HandleWindowEvent( 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)
+ {
+ long key_code;
+ KeySym keysym = gdk_event->keyval;
+ // Find key code for EVT_CHAR and EVT_CHAR_HOOK events
+ key_code = wxTranslateKeySymToWXKey(keysym, true /* isChar */);
+ if ( !key_code )
+ {
+ if ( wxIsAsciiKeysym(keysym) )
+ {
+ // ASCII key
+ key_code = (unsigned char)keysym;
+ }
+ // gdk_event->string is actually deprecated
+ else if ( gdk_event->length == 1 )
+ {
+ key_code = (unsigned char)gdk_event->string[0];
+ }
+ }
+
+ if ( key_code )
+ {
+ wxLogTrace(TRACE_KEYS, _T("Char event: %ld"), key_code);
+
+ event.m_keyCode = key_code;
+
+ // Implement OnCharHook by checking ancestor top level windows
+ wxWindow *parent = win;
+ while (parent && !parent->IsTopLevel())
+ parent = parent->GetParent();
+ if (parent)
+ {
+ event.SetEventType( wxEVT_CHAR_HOOK );
+ ret = parent->HandleWindowEvent( event );
+ }
+
+ if (!ret)
+ {
+ event.SetEventType(wxEVT_CHAR);
+ ret = win->HandleWindowEvent( 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
+// JS: enabling again to make consistent with other platforms
+// (with wxTE_PROCESS_TAB you have to call Navigate to get default
+// navigation behaviour)
+#if wxUSE_TEXTCTRL
+ (! (win->HasFlag(wxTE_PROCESS_TAB) && win->IsKindOf(CLASSINFO(wxTextCtrl)) )) &&
+#endif
+ 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()->HandleWindowEvent( new_event );
+ }
+
+ // generate wxID_CANCEL if <esc> has been pressed (typically in dialogs)
+ if ( !ret &&
+ (gdk_event->keyval == GDK_Escape) )
+ {
+ // however only do it if we have a Cancel button in the dialog,
+ // otherwise the user code may get confused by the events from a
+ // non-existing button and, worse, a wxButton might get button event
+ // from another button which is not really expected
+ wxWindow *winForCancel = win,
+ *btnCancel = NULL;
+ while ( winForCancel )
+ {
+ btnCancel = winForCancel->FindWindow(wxID_CANCEL);
+ if ( btnCancel )
+ {
+ // found a cancel button
+ break;
+ }
+
+ if ( winForCancel->IsTopLevel() )
+ {
+ // no need to look further
+ break;
+ }
+
+ // maybe our parent has a cancel button?
+ winForCancel = winForCancel->GetParent();
+ }
+
+ if ( btnCancel )
+ {
+ wxCommandEvent eventClick(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
+ eventClick.SetEventObject(btnCancel);
+ ret = btnCancel->HandleWindowEvent(eventClick);
+ }
+ }
+
+ if (ret)
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
+ return TRUE;
+ }
+
+ return FALSE;
+}
+}
+
+//-----------------------------------------------------------------------------
+// "key_release_event" from any window
+//-----------------------------------------------------------------------------
+
+extern "C" {
+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->HandleWindowEvent( 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 GdkEventXXX struct
+template<typename T> void InitMouseEvent(wxWindowGTK *win,
+ wxMouseEvent& event,
+ T *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);
+ if (event.GetEventType() == wxEVT_MOUSEWHEEL)
+ {
+ event.m_linesPerAction = 3;
+ event.m_wheelDelta = 120;
+ if (((GdkEventButton*)gdk_event)->button == 4)
+ event.m_wheelRotation = 120;
+ else if (((GdkEventButton*)gdk_event)->button == 5)
+ event.m_wheelRotation = -120;
+ }
+
+ 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;
+ }
+
+ wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
+ while (node)
+ {
+ wxWindowGTK *child = node->GetData();
+
+ node = node->GetNext();
+ 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_y + 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 == 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"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+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;
+
+ g_lastButtonNumber = gdk_event->button;
+
+ if (win->m_wxwindow && (g_focusWindow != win) && win->IsFocusable())
+ {
+ gtk_widget_grab_focus( win->m_wxwindow );
+/*
+ wxPrintf( wxT("GrabFocus from ") );
+ if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
+ wxPrintf( win->GetClassInfo()->GetClassName() );
+ wxPrintf( wxT(".\n") );
+*/
+ }
+
+ // GDK sends surplus button down events
+ // before a double click event. We
+ // need to filter these out.
+ if (gdk_event->type == GDK_BUTTON_PRESS)
+ {
+ GdkEvent *peek_event = gdk_event_peek();
+ if (peek_event)
+ {
+ if ((peek_event->type == GDK_2BUTTON_PRESS) ||
+ (peek_event->type == GDK_3BUTTON_PRESS))
+ {
+ gdk_event_free( peek_event );
+ return TRUE;
+ }
+ else
+ {
+ gdk_event_free( peek_event );
+ }
+ }
+ }
+
+ wxEventType event_type = wxEVT_NULL;
+
+ if (gdk_event->button == 1)
+ {
+ // note that GDK generates triple click events which are not supported
+ // by wxWidgets but still have to be passed to the app as otherwise
+ // clicks would simply go missing
+ switch (gdk_event->type)
+ {
+ // we shouldn't get triple clicks at all for GTK2 because we
+ // suppress them artificially using the code above but we still
+ // should map them to something for GTK1 and not just ignore them
+ // as this would lose clicks
+ case GDK_3BUTTON_PRESS: // we could also map this to DCLICK...
+ case GDK_BUTTON_PRESS:
+ event_type = wxEVT_LEFT_DOWN;
+ break;
+
+ case GDK_2BUTTON_PRESS:
+ event_type = wxEVT_LEFT_DCLICK;
+ break;
+
+ default:
+ // just to silence gcc warnings
+ ;
+ }
+ }
+ else if (gdk_event->button == 2)
+ {
+ switch (gdk_event->type)
+ {
+ case GDK_3BUTTON_PRESS:
+ case GDK_BUTTON_PRESS:
+ event_type = wxEVT_MIDDLE_DOWN;
+ break;
+
+ case GDK_2BUTTON_PRESS:
+ event_type = wxEVT_MIDDLE_DCLICK;
+ break;
+
+ default:
+ ;
+ }
+ }
+ else if (gdk_event->button == 3)
+ {
+ switch (gdk_event->type)
+ {
+ case GDK_3BUTTON_PRESS:
+ case GDK_BUTTON_PRESS:
+ event_type = wxEVT_RIGHT_DOWN;
+ break;
+
+ case GDK_2BUTTON_PRESS:
+ event_type = wxEVT_RIGHT_DCLICK;
+ break;
+
+ default:
+ ;
+ }
+ }
+ else if (gdk_event->button == 4 || gdk_event->button == 5)
+ {
+ if (gdk_event->type == GDK_BUTTON_PRESS )
+ {
+ event_type = wxEVT_MOUSEWHEEL;
+ }
+ }
+
+ if ( event_type == wxEVT_NULL )
+ {
+ // unknown mouse button or click type
+ return FALSE;
+ }
+
+ g_lastMouseEvent = (GdkEvent*) gdk_event;
+
+ wxMouseEvent event( event_type );
+ InitMouseEvent( win, event, gdk_event );
+
+ AdjustEventButtonState(event);
+
+ // wxListBox actually gets 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 to: it may be a different one
+ // from the one which got it at GTK+ level because some controls 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);
+
+ wxGtkTimeLastClick = gdk_event->time;
+
+ if (event_type == wxEVT_LEFT_DCLICK)
+ {
+ // GTK 1.2 crashes when intercepting double
+ // click events from both wxSpinButton and
+ // wxSpinCtrl
+ if (GTK_IS_SPIN_BUTTON(win->m_widget))
+ {
+ // Just disable this event for now.
+ return FALSE;
+ }
+ }
+
+ if (win->HandleWindowEvent( event ))
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "button_press_event" );
+ g_lastMouseEvent = NULL;
+ return TRUE;
+ }
+ g_lastMouseEvent = NULL;
+
+ if (event_type == wxEVT_RIGHT_DOWN)
+ {
+ // generate a "context menu" event: this is similar to right mouse
+ // click under many GUIs except that it is generated differently
+ // (right up under MSW, ctrl-click under Mac, right down here) and
+ //
+ // (a) it's a command event and so is propagated to the parent
+ // (b) under some ports it can be generated from kbd too
+ // (c) it uses screen coords (because of (a))
+ wxContextMenuEvent evtCtx(
+ wxEVT_CONTEXT_MENU,
+ win->GetId(),
+ win->ClientToScreen(event.GetPosition()));
+ evtCtx.SetEventObject(win);
+ return win->HandleWindowEvent(evtCtx);
+ }
+
+ return FALSE;
+}
+}
+
+//-----------------------------------------------------------------------------
+// "button_release_event"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+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;
+
+ g_lastButtonNumber = 0;
+
+ 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:
+ // unknwon button, don't process
+ return FALSE;
+ }
+
+ g_lastMouseEvent = (GdkEvent*) gdk_event;
+
+ 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->HandleWindowEvent( event ))
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "button_release_event" );
+ return TRUE;
+ }
+
+ return FALSE;
+}
+}
+
+//-----------------------------------------------------------------------------
+// "motion_notify_event"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+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;
+ }
+
+ g_lastMouseEvent = (GdkEvent*) gdk_event;
+
+/*
+ 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);
+ // This seems to be necessary and actually been added to
+ // GDK itself in version 2.0.X
+ gdk_flush();
+
+ bool hasMouse = winUnderMouse == gdk_event->window;
+ if ( hasMouse != g_captureWindowHasMouse )
+ {
+ // the mouse changed window
+ g_captureWindowHasMouse = hasMouse;
+
+ wxMouseEvent eventM(g_captureWindowHasMouse ? wxEVT_ENTER_WINDOW
+ : wxEVT_LEAVE_WINDOW);
+ InitMouseEvent(win, eventM, gdk_event);
+ eventM.SetEventObject(win);
+ win->HandleWindowEvent(eventM);
+ }
+ }
+ else // no capture
+ {
+ win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
+ }
+
+ bool ret = win->HandleWindowEvent( event );
+ g_lastMouseEvent = NULL;
+
+ if ( ret )
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "motion_notify_event" );
+ }
+
+ return ret ? TRUE : 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->HandleWindowEvent(eventChildFocus);
+
+ wxFocusEvent eventFocus(wxEVT_SET_FOCUS, win->GetId());
+ eventFocus.SetEventObject(win);
+
+ return win->HandleWindowEvent(eventFocus);
+}
+
+extern "C" {
+static gint gtk_window_focus_in_callback( GtkWidget *widget,
+ GdkEvent *WXUNUSED(event),
+ wxWindow *win )
+{
+ DEBUG_MAIN_THREAD
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ 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
+
+ // does the window itself think that it has the focus?
+ if ( !win->m_hasFocus )
+ {
+ // not yet, notify it
+ win->m_hasFocus = true;
+
+ if ( DoSendFocusEvents(win) )
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus_in_event" );
+ return TRUE;
+ }
+ }
+
+ return FALSE;
+}
+}
+
+//-----------------------------------------------------------------------------
+// "focus_out_event"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gint gtk_window_focus_out_callback( GtkWidget *WXUNUSED(widget),
+ GdkEventFocus *WXUNUSED(gdk_event),
+ wxWindowGTK *win )
+{
+ DEBUG_MAIN_THREAD
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ wxLogTrace( TRACE_FOCUS,
+ _T("%s: focus out"), win->GetName().c_str() );
+
+
+ wxWindowGTK *winFocus = wxFindFocusedChild(win);
+ if ( winFocus )
+ win = winFocus;
+
+ g_focusWindow = NULL;
+
+#ifdef HAVE_XIM
+ if (win->m_ic)
+ gdk_im_end();
+#endif
+
+#if wxUSE_CARET
+ // caret needs to be informed about focus change
+ wxCaret *caret = win->GetCaret();
+ if ( caret )
+ {
+ caret->OnKillFocus();
+ }
+#endif // wxUSE_CARET
+
+ // don't send the window a kill focus event if it thinks that it doesn't
+ // have focus already
+ if ( win->m_hasFocus )
+ {
+ win->m_hasFocus = false;
+
+ wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() );
+ event.SetEventObject( win );
+
+ // even if we did process the event in wx code, still let GTK itself
+ // process it too as otherwise bad things happen, especially in GTK2
+ // where the text control simply aborts the program if it doesn't get
+ // the matching focus out event
+ (void)win->HandleWindowEvent( event );
+ }
+
+ return FALSE;
+}
+}
+
+//-----------------------------------------------------------------------------
+// "enter_notify_event"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static
+gint gtk_window_enter_callback( GtkWidget *widget,
+ GdkEventCrossing *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;
+
+ // Event was emitted after a grab
+ if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE;
+
+ if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
+
+ int x = 0;
+ int y = 0;
+ GdkModifierType state = (GdkModifierType)0;
+
+ gdk_window_get_pointer( widget->window, &x, &y, &state );
+
+ wxMouseEvent event( wxEVT_ENTER_WINDOW );
+ InitMouseEvent(win, event, gdk_event);
+ wxPoint pt = win->GetClientAreaOrigin();
+ event.m_x = x + pt.x;
+ event.m_y = y + pt.y;
+
+ if (win->HandleWindowEvent( event ))
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "enter_notify_event" );
+ return TRUE;
+ }
+
+ return FALSE;
+}
+}
+
+//-----------------------------------------------------------------------------
+// "leave_notify_event"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gint gtk_window_leave_callback( GtkWidget *widget, GdkEventCrossing *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;
+
+ // Event was emitted after an ungrab
+ if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE;
+
+ if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
+
+ wxMouseEvent event( wxEVT_LEAVE_WINDOW );
+ event.SetTimestamp( gdk_event->time );
+ event.SetEventObject( win );
+
+ int x = 0;
+ int y = 0;
+ GdkModifierType state = (GdkModifierType)0;
+
+ gdk_window_get_pointer( widget->window, &x, &y, &state );
+
+ event.m_shiftDown = (state & GDK_SHIFT_MASK) != 0;
+ event.m_controlDown = (state & GDK_CONTROL_MASK) != 0;
+ event.m_altDown = (state & GDK_MOD1_MASK) != 0;
+ event.m_metaDown = (state & GDK_MOD2_MASK) != 0;
+ event.m_leftDown = (state & GDK_BUTTON1_MASK) != 0;
+ event.m_middleDown = (state & GDK_BUTTON2_MASK) != 0;
+ event.m_rightDown = (state & GDK_BUTTON3_MASK) != 0;
+
+ wxPoint pt = win->GetClientAreaOrigin();
+ event.m_x = x + pt.x;
+ event.m_y = y + pt.y;
+
+ if (win->HandleWindowEvent( event ))
+ {
+ gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "leave_notify_event" );
+ return TRUE;
+ }
+
+ return FALSE;
+}
+}
+
+//-----------------------------------------------------------------------------
+// "value_changed" from m_vAdjust
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void gtk_window_vscroll_callback( GtkAdjustment *adjust,
+ SCROLLBAR_CBACK_ARG
+ wxWindowGTK *win )
+{
+ DEBUG_MAIN_THREAD
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ if (g_blockEventsOnDrag) return;
+
+ if (!win->m_hasVMT) return;
+
+ float diff = adjust->value - win->m_oldVerticalPos;
+ if (fabs(diff) < 0.2) return;
+
+ win->m_oldVerticalPos = adjust->value;
+
+ GtkScrolledWindow *sw = GTK_SCROLLED_WINDOW(win->m_widget);
+ wxEventType command = GtkScrollWinTypeToWx(GET_SCROLL_TYPE(sw->vscrollbar));
+
+ int value = (int)(adjust->value+0.5);
+
+ wxScrollWinEvent event( command, value, wxVERTICAL );
+ event.SetEventObject( win );
+ win->HandleWindowEvent( event );
+}
+}
+
+//-----------------------------------------------------------------------------
+// "value_changed" from m_hAdjust
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static void gtk_window_hscroll_callback( GtkAdjustment *adjust,
+ SCROLLBAR_CBACK_ARG
+ wxWindowGTK *win )
+{
+ DEBUG_MAIN_THREAD
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ if (g_blockEventsOnDrag) return;
+ if (!win->m_hasVMT) return;
+
+ float diff = adjust->value - win->m_oldHorizontalPos;
+ if (fabs(diff) < 0.2) return;
+
+ GtkScrolledWindow *sw = GTK_SCROLLED_WINDOW(win->m_widget);
+ wxEventType command = GtkScrollWinTypeToWx(GET_SCROLL_TYPE(sw->hscrollbar));
+
+ win->m_oldHorizontalPos = adjust->value;
+
+ int value = (int)(adjust->value+0.5);
+
+ wxScrollWinEvent event( command, value, wxHORIZONTAL );
+ event.SetEventObject( win );
+ win->HandleWindowEvent( event );
+}
+}
+
+//-----------------------------------------------------------------------------
+// "button_press_event" from scrollbar
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gint gtk_scrollbar_button_press_callback( GtkRange *widget,
+ GdkEventButton *gdk_event,
+ wxWindowGTK *win)
+{
+ DEBUG_MAIN_THREAD
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+
+ g_blockEventsOnScroll = true;
+
+ // FIXME: there is no 'slider' field in GTK+ 2.0 any more
+ win->m_isScrolling = (gdk_event->window == widget->slider);
+
+ return FALSE;
+}
+}
+
+//-----------------------------------------------------------------------------
+// "button_release_event" from scrollbar
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gint gtk_scrollbar_button_release_callback( GtkRange *widget,
+ GdkEventButton *WXUNUSED(gdk_event),
+ wxWindowGTK *win)
+{
+ DEBUG_MAIN_THREAD
+
+// don't test here as we can release the mouse while being over
+// a different window than the slider
+//
+// if (gdk_event->window != widget->slider) return FALSE;
+
+ g_blockEventsOnScroll = false;
+
+ if (win->m_isScrolling)
+ {
+ wxEventType command = wxEVT_SCROLLWIN_THUMBRELEASE;
+ int value = -1;
+ int dir = -1;
+
+ GtkScrolledWindow *scrolledWindow = GTK_SCROLLED_WINDOW(win->m_widget);
+ if (widget == GTK_RANGE(scrolledWindow->hscrollbar))
+ {
+ value = (int)(win->m_hAdjust->value+0.5);
+ dir = wxHORIZONTAL;
+ }
+ if (widget == GTK_RANGE(scrolledWindow->vscrollbar))
+ {
+ value = (int)(win->m_vAdjust->value+0.5);
+ dir = wxVERTICAL;
+ }
+
+ wxScrollWinEvent event( command, value, dir );
+ event.SetEventObject( win );
+ win->HandleWindowEvent( event );
+ }
+
+ win->m_isScrolling = false;
+
+ return FALSE;
+}
+}
+
+// ----------------------------------------------------------------------------
+// this wxWindowBase function is implemented here (in platform-specific file)
+// because it is static and so couldn't be made virtual
+// ----------------------------------------------------------------------------
+
+wxWindow *wxWindowBase::DoFindFocus()
+{
+ // the cast is necessary when we compile in wxUniversal mode
+ return (wxWindow *)g_focusWindow;
+}
+
+//-----------------------------------------------------------------------------
+// "realize" from m_widget
+//-----------------------------------------------------------------------------
+
+/* We cannot set colours and fonts before the widget has
+ been realized, so we do this directly after realization. */
+
+extern "C" {
+static gint
+gtk_window_realized_callback( GtkWidget *WXUNUSED(widget), wxWindow *win )
+{
+ DEBUG_MAIN_THREAD
+
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ wxWindowCreateEvent event( win );
+ event.SetEventObject( win );
+ win->HandleWindowEvent( event );
+
+ return FALSE;
+}
+}
+
+//-----------------------------------------------------------------------------
+// "size_allocate"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static
+void gtk_window_size_callback( GtkWidget *WXUNUSED(widget),
+ GtkAllocation *WXUNUSED(alloc),
+ wxWindow *win )
+{
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+ if (!win->m_hasScrolling) return;
+
+ int client_width = 0;
+ int client_height = 0;
+ win->GetClientSize( &client_width, &client_height );
+ if ((client_width == win->m_oldClientWidth) && (client_height == win->m_oldClientHeight))
+ return;
+
+ win->m_oldClientWidth = client_width;
+ win->m_oldClientHeight = client_height;
+
+ if (!win->m_nativeSizeEvent)
+ {
+ wxSizeEvent event( win->GetSize(), win->GetId() );
+ event.SetEventObject( win );
+ win->HandleWindowEvent( event );
+ }
+}
+}
+
+
+#ifdef HAVE_XIM
+ #define WXUNUSED_UNLESS_XIM(param) param
+#else
+ #define WXUNUSED_UNLESS_XIM(param) WXUNUSED(param)
+#endif
+
+/* Resize XIM window */
+
+extern "C" {
+static
+void gtk_wxwindow_size_callback( GtkWidget* WXUNUSED_UNLESS_XIM(widget),
+ GtkAllocation* WXUNUSED(alloc),
+ wxWindowGTK* WXUNUSED_UNLESS_XIM(win) )
+{
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+#ifdef HAVE_XIM
+ if (!win->m_ic)
+ return;
+
+ if (gdk_ic_get_style (win->m_ic) & GDK_IM_PREEDIT_POSITION)
+ {
+ gint width, height;
+
+ gdk_window_get_size (widget->window, &width, &height);
+ win->m_icattr->preedit_area.width = width;
+ win->m_icattr->preedit_area.height = height;
+ gdk_ic_set_attr (win->m_ic, win->m_icattr, GDK_IC_PREEDIT_AREA);
+ }
+#endif // HAVE_XIM
+}
+}
+
+//-----------------------------------------------------------------------------
+// "realize" from m_wxwindow
+//-----------------------------------------------------------------------------
+
+/* Initialize XIM support */
+
+extern "C" {
+static gint
+gtk_wxwindow_realized_callback( GtkWidget * WXUNUSED_UNLESS_XIM(widget),
+ wxWindowGTK * WXUNUSED_UNLESS_XIM(win) )
+{
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+#ifdef HAVE_XIM
+ if (win->m_ic) return FALSE;
+ if (!widget) return FALSE;
+ if (!gdk_im_ready()) return FALSE;
+
+ win->m_icattr = gdk_ic_attr_new();
+ if (!win->m_icattr) return FALSE;
+
+ gint width, height;
+ GdkEventMask mask;
+ GdkColormap *colormap;
+ GdkICAttr *attr = win->m_icattr;
+ unsigned attrmask = GDK_IC_ALL_REQ;
+ GdkIMStyle style;
+ GdkIMStyle supported_style = (GdkIMStyle)
+ (GDK_IM_PREEDIT_NONE |
+ GDK_IM_PREEDIT_NOTHING |
+ GDK_IM_PREEDIT_POSITION |
+ GDK_IM_STATUS_NONE |
+ GDK_IM_STATUS_NOTHING);
+
+ if (widget->style && widget->style->font->type != GDK_FONT_FONTSET)
+ supported_style = (GdkIMStyle)(supported_style & ~GDK_IM_PREEDIT_POSITION);
+
+ attr->style = style = gdk_im_decide_style (supported_style);
+ attr->client_window = widget->window;
+
+ if ((colormap = gtk_widget_get_colormap (widget)) !=
+ gtk_widget_get_default_colormap ())
+ {
+ attrmask |= GDK_IC_PREEDIT_COLORMAP;
+ attr->preedit_colormap = colormap;
+ }
+
+ attrmask |= GDK_IC_PREEDIT_FOREGROUND;
+ attrmask |= GDK_IC_PREEDIT_BACKGROUND;
+ attr->preedit_foreground = widget->style->fg[GTK_STATE_NORMAL];
+ attr->preedit_background = widget->style->base[GTK_STATE_NORMAL];
+
+ switch (style & GDK_IM_PREEDIT_MASK)
+ {
+ case GDK_IM_PREEDIT_POSITION:
+ if (widget->style && widget->style->font->type != GDK_FONT_FONTSET)
+ {
+ g_warning ("over-the-spot style requires fontset");
+ break;
+ }
+
+ gdk_window_get_size (widget->window, &width, &height);
+
+ attrmask |= GDK_IC_PREEDIT_POSITION_REQ;
+ attr->spot_location.x = 0;
+ attr->spot_location.y = height;
+ attr->preedit_area.x = 0;
+ attr->preedit_area.y = 0;
+ attr->preedit_area.width = width;
+ attr->preedit_area.height = height;
+ attr->preedit_fontset = widget->style->font;
+
+ break;
+ }
+
+ win->m_ic = gdk_ic_new (attr, (GdkICAttributesType)attrmask);
+
+ if (win->m_ic == NULL)
+ g_warning ("Can't create input context.");
+ else
projects / wxWidgets.git / blobdiff