C++ QList::getFirst方法代码示例

void UmlTransition::generate(QList<UmlTransition> trs, UmlClass * machine, UmlClass * anystate, UmlState * state, QCString & body, QCString indent, bool completion)
{
  UmlTransition * tr;
  bool guard = FALSE;
  
  for (tr = trs.first(); tr != 0; tr = trs.next()) {
    body += indent;
    
    if (!tr->cppGuard().isEmpty()) {
      // manage guard
      body += ((tr == trs.getFirst()) ? "if (" : "else if (")
	+ tr->cppGuard() + ") {\n";
      guard = TRUE;
    }
    else
      // no gard : it is the last transition, may be the first
      body += ((tr == trs.getFirst()) ? "{\n" : "else {\n");

    // the target state
    UmlItem * tg = tr->target();
    bool self_external = (state == tg) && tr->isExternal();
    
    while (tg->kind() != aState)
      tg = tg->parent();
    
    // the parent common to the current and the target state
    UmlState * common = state;
    
    if (self_external) {
      // execute exit behavior
      if (!state->cppExitBehavior().isEmpty())
	body += indent + "  _doexit(stm);\n";
    }
    else {
      bool fromExit = 
	// the exit behavior is made entering in the exit point
	(tr->parent()->kind() == anExitPointPseudoState);
      
      // compute common parent and manage exit behavior
      if (tr->target()->kind() != aTerminatePseudoState) {
	while (! ((UmlState *) tg)->inside(common)) {
	  if (!fromExit && !common->cppExitBehavior().isEmpty())
	    body += indent + "  stm" + common->path() + "._doexit(stm);\n";
	  fromExit = FALSE;
	  
	  switch (common->parent()->kind()) {
	  case aState:
	    common = (UmlState *) common->parent();
	    break;
	  case aRegion:
	    common = (UmlState *) common->parent()->parent();
	    break;
	  default:
	    UmlCom::trace("Error : transition from '" + state->name()
			  + "' goes outside the state machine");
	    throw 0;
	  }
	}
      }
    }
    
    // manage transition activity
    if (!tr->cppActivity().isEmpty())
      body += "#ifdef VERBOSE_STATE_MACHINE\n" + indent + 
	"  puts(\"DEBUG : execute activity of transition " + tr->name() +
	  "\");\n#endif\n" + tr->cppActivity();
  
    // manage entry behavior
    if (self_external) {
      if (state->needCreate())
	body += indent + "  create(stm);\n";
    }
    else if (tr->target()->kind() != aTerminatePseudoState) {
      if (tg != common) {
	QCString enter;
	UmlState * tg_parent;
      
	// the enter behavior of the target state will be managed
	// generating a call to create
	for (tg_parent = (UmlState *) tg->parent();
	     tg_parent != common;
	     tg_parent = (UmlState *) tg_parent->parent())
	  if (!tg_parent->cppEntryBehavior().isEmpty())
	    enter.insert(0,
			 indent + "  stm" + tg_parent->path() + "._doentry(stm);\n");
	    
	if (!enter.isEmpty())
	  body += enter;
      }

      // set the current state if needed
      if (tg != state)
	body += indent + "  stm._set_currentState(stm"
	  + ((UmlState *) tg)->path() + ");\n#ifdef VERBOSE_STATE_MACHINE\n" +
	    indent + "  puts(\"DEBUG : current state is now " + ((UmlState *) tg)->prettyPath() +
	      "\");\n#endif\n";
    }

    // do the transition
    if (tr->target()->kind() == aState) {
//.........这里部分代码省略.........

//=====================================
// XKeyboard virtual slots...
//-------------------------------------
bool XKeyboard::slotRun (int index) {
	if (XTemplate::slotRun (index)) {
	// log(L_INFO,"XKeyboard::slotRun() called: %d\n",index);
	// ...
	// this function is called if the keyboard page is activated.
	// use this function to init the dialog with the current
	// setup of the keyboard
	// ---
	XWrapPointer< QDict<char> > mText (mTextPtr);
	mStatus -> message (mText["RunXKeyboard"]);
	mFrame  -> nextButton() -> setText (mText["finish"]);
	// ...
	// get the mFiles pointer wrapper from the Intro
	// object which has read all the data files. Than
	// lookup the keyboard XData object
	// ---
	QDict<XFile>* mFilePtr = mIntro->getFiles();
	XWrapFile < QDict<XFile> > mFiles (mFilePtr);
	XData* sysData = mFiles["sys_KEYBOARD"] -> getDevice(0);
	if (! sysData) {
		return (FALSE);
	}
	QDict<char> keyboardInfo = sysData -> getData();
	QString XKBLayouts  = keyboardInfo["XkbLayout"];
	QString XKBVariants = keyboardInfo["XkbVariant"];
	QString XKBModel    = keyboardInfo["XkbModel"];

	//=====================================
	// clean QListView data fields
	//-------------------------------------
	mAddView -> clearSelection();
	QListViewItemIterator itAdd (mAddView);
	for ( ; itAdd.current(); ++itAdd ) {
		QCheckListItem* item = (QCheckListItem*)itAdd.current();
		item -> setOn   ( false );
		item -> setText ( 3 , "" );
	}

	//=====================================
	// select base keyboard model
	//-------------------------------------
	QDictIterator<char> itModel (mModelHash);
	for (; itModel.current(); ++itModel) {
	if (itModel.currentKey() == XKBModel) {
		mType -> setCurrentText (QString::fromLocal8Bit (itModel.current()));
	}
	}
	
	//=====================================
	// get layout/variant lists
	//-------------------------------------
	XStringList completeLayout (XKBLayouts);
	completeLayout.setSeperator (",");
	QList<char> layoutList = completeLayout.getList();
	QString baseLayout = layoutList.getFirst();
	layoutList.removeFirst();

	QStringList completeVariant = QStringList::split (",", XKBVariants,True);
	QList<char> variantList;
	QStringList::Iterator in;
	for (in = completeVariant.begin(); in != completeVariant.end(); ++in) {
		if (QString (*in).isEmpty()) {
			variantList.append ("!");
		} else {
			variantList.append (*in);
		}
	}
	QString baseVariant = variantList.getFirst();
	variantList.removeFirst();
	int varCount = 0;

	//=====================================
	// select base/secondary layout(s)
	//-------------------------------------
	// 1)
	QDictIterator<char> itLayout (mLayoutHash);
	for (; itLayout.current(); ++itLayout) {
	if (itLayout.currentKey() == baseLayout) {
		mLayout -> setCurrentText (QString::fromLocal8Bit (itLayout.current()));
	}
	}
	// 2)
	QListIterator<char> it (layoutList);
	for (; it.current(); ++it) {
	QListViewItemIterator itAdd (mAddView);
	for ( ; itAdd.current(); ++itAdd ) {
		QCheckListItem* item = (QCheckListItem*)itAdd.current();
		QString layout = itAdd.current()->text(2);
		if (layout == it.current()) {
			item -> setOn (true);
			if (QString(variantList.at(varCount)) != "!") {
				item -> setText ( 3 , variantList.at(varCount) );
			}
			mAddView -> setSelected (itAdd.current(), true);
			mAddView -> ensureItemVisible (item);
			varCount++;
		}
//.........这里部分代码省略.........