C++ XAP_DialogFactory::releaseDialog方法代码示例

static bool _getTranslationCode (FV_View * pView, UT_String & langCode)
{
  XAP_Frame * pFrame = static_cast<XAP_Frame *> (pView->getParentData());
  UT_return_val_if_fail(pFrame,false);
  
  bool bRet = false;

  pFrame->raise();
  
  XAP_Dialog_Id id = XAP_DIALOG_ID_LANGUAGE;
  
  XAP_DialogFactory * pDialogFactory
    = static_cast<XAP_DialogFactory *>(pFrame->getDialogFactory());

  XAP_Dialog_Language * pDialog
    = static_cast<XAP_Dialog_Language *>(pDialogFactory->requestDialog(id));
  UT_return_val_if_fail(pDialog,false);

  UT_String code ("en-US");
  
  const gchar ** props_in = NULL;
  if (pView->getCharFormat(&props_in))
    {
      const gchar * xml_code = UT_getAttribute("lang", props_in);
      if ( xml_code )
	{
	  code = xml_code ;
	  if ( code.size() >= 2 )
	    {
	      code = code.substr (0, 2);
	      code += '_';
	    }
	}
      
      pDialog->setLanguageProperty(UT_getAttribute("lang", props_in));
      FREEP(props_in);
    }
  
  // run the dialog  
  pDialog->runModal(pFrame);
  
  // extract what they did  
  bool bOK = (pDialog->getAnswer() == XAP_Dialog_Language::a_OK);
  
  if (bOK)
    {
      const gchar * s;
      if (pDialog->getChangedLangProperty(&s))
	{
	  UT_String changedLang = s;
	  if (changedLang.size() >= 2)
	    {
	      code += changedLang.substr(0, 2);
	      langCode = code;
	      bRet = true;
	    }
	}
    }

  pDialogFactory->releaseDialog(pDialog);

  return bRet;
}

static bool s_AskForGOComponentPathname(XAP_Frame * pFrame,
					   char ** ppPathname,
					   IEGraphicFileType * iegft)
{
	// raise the file-open dialog for inserting a component.
	// return a_OK or a_CANCEL depending on which button
	// the user hits.
	// return a pointer a g_strdup()'d string containing the
	// pathname the user entered -- ownership of this goes
	// to the caller (so free it when you're done with it).

	UT_DEBUGMSG(("s_AskForGOComponentPathname: frame %p\n",
				 pFrame));

	UT_return_val_if_fail (ppPathname, false);
	*ppPathname = NULL;

	pFrame->raise();

	XAP_DialogFactory * pDialogFactory
		= static_cast<XAP_DialogFactory *>(pFrame->getDialogFactory());

	XAP_Dialog_FileOpenSaveAs * pDialog
		= static_cast<XAP_Dialog_FileOpenSaveAs *>(pDialogFactory->requestDialog(XAP_DIALOG_ID_INSERTOBJECT));
	UT_return_val_if_fail (pDialog, false);

	pDialog->setCurrentPathname("");
	pDialog->setSuggestFilename(false);

	// to fill the file types popup list, we need to convert AP-level
	// ImpGraphic descriptions, suffixes, and types into strings.

	UT_uint32 filterCount = IE_ImpGraphic::getImporterCount();

	const char ** szDescList = static_cast<const char **>(UT_calloc(filterCount + 1, sizeof(char *)));
	const char ** szSuffixList = static_cast<const char **>(UT_calloc(filterCount + 1, sizeof(char *)));
	IEGraphicFileType * nTypeList = (IEGraphicFileType *)
		 UT_calloc(filterCount + 1,	sizeof(IEGraphicFileType));
	UT_uint32 k = 0;

	while (IE_ImpGraphic::enumerateDlgLabels(k, &szDescList[k], &szSuffixList[k], &nTypeList[k]))
		k++;

	pDialog->setFileTypeList(szDescList, szSuffixList, static_cast<const UT_sint32 *>(nTypeList));
	if (iegft != NULL)
	  pDialog->setDefaultFileType(*iegft);
	pDialog->runModal(pFrame);

	XAP_Dialog_FileOpenSaveAs::tAnswer ans = pDialog->getAnswer();
	bool bOK = (ans == XAP_Dialog_FileOpenSaveAs::a_OK);

	if (bOK)
	{
		const std::string & resultPathname = pDialog->getPathname();
		UT_DEBUGMSG(("OBJECT Path Name selected = %s \n", resultPathname.c_str()));
		if (!resultPathname.empty()) {
			*ppPathname = g_strdup(resultPathname.c_str());
		}

		UT_sint32 type = pDialog->getFileType();

		// If the number is negative, it's a special type.
		// Some operating systems which depend solely on filename
		// suffixes to identify type (like Windows) will always
		// want auto-detection.
		if (type < 0)
			switch (type)
			{
			case XAP_DIALOG_FILEOPENSAVEAS_FILE_TYPE_AUTO:
				// do some automagical detecting
				*iegft = IEGFT_Unknown;
				break;
			default:
				// it returned a type we don't know how to handle
				UT_ASSERT_HARMLESS(UT_SHOULD_NOT_HAPPEN);
			}
		else
			*iegft = static_cast<IEGraphicFileType>(pDialog->getFileType());
	}

	FREEP(szDescList);
	FREEP(szSuffixList);
	FREEP(nTypeList);

	pDialogFactory->releaseDialog(pDialog);

	return bOK;
}

bool XAP_Dialog_Print::_getPrintToFilePathname(XAP_Frame * pFrame,
												 const char * szSuggestedName)
{
	UT_return_val_if_fail(pFrame,false);
	UT_ASSERT(szSuggestedName && *szSuggestedName);

	XAP_Dialog_Id id = XAP_DIALOG_ID_PRINTTOFILE;
	
	XAP_DialogFactory * pDialogFactory
		= (XAP_DialogFactory *)(pFrame->getDialogFactory());

	XAP_Dialog_FileOpenSaveAs * pDialog
		= (XAP_Dialog_FileOpenSaveAs *)(pDialogFactory->requestDialog(id));
	UT_return_val_if_fail(pDialog,false);

	pDialog->setCurrentPathname(szSuggestedName);
	pDialog->setSuggestFilename(true);

	const char ** szDescList = NULL;
	const char ** szSuffixList = NULL;
	UT_sint32 * nTypeList = NULL;
	{
		// TODO : FIX THIS!  Make this pull dynamic types from the export
		// TODO : filter list (creat that while you're at it).

		// TODO : Right now we can just feed the dialog some static filters
		// TODO : that will be ignored by Windows but will be required
		// TODO : by Unix.

		UT_uint32 filterCount = 1;

		szDescList = (const char **) UT_calloc(filterCount + 1,
														  sizeof(char *));
		szSuffixList = (const char **) UT_calloc(filterCount + 1,
															sizeof(char *));
		// HACK : this should be IEFileType
		nTypeList = (UT_sint32 *) UT_calloc(filterCount + 1,
													 sizeof(UT_sint32));

		szDescList[0] = "PostScript 2.0";
		szSuffixList[0] = "ps";
		nTypeList[0] = 0;

		pDialog->setFileTypeList(szDescList, szSuffixList, (const UT_sint32 *) nTypeList);
	}

	pDialog->runModal(pFrame);

	XAP_Dialog_FileOpenSaveAs::tAnswer ans = pDialog->getAnswer();
	bool bOK = (ans == XAP_Dialog_FileOpenSaveAs::a_OK);

	if (bOK)
		m_szPrintToFilePathname = g_strdup(pDialog->getPathname());       

	FREEP(szDescList);
	FREEP(szSuffixList);
	FREEP(nTypeList);

	pDialogFactory->releaseDialog(pDialog);
	
	return bOK;
}