neutrino use check empty() instead of length() or size()

src/gui/epgview.cpp

@@ -611,7 +611,7 @@ int CEpgData::show(const t_channel_id channel_id, uint64_t a_id, time_t* a_start
 	}
 
 	// Show genre information
-	if (epgData.contentClassification.length()> 0)
+	if (!epgData.contentClassification.empty())
 		processTextToArray(std::string(g_Locale->getText(LOCALE_EPGVIEWER_GENRE)) + ": " + GetGenre(epgData.contentClassification[0])); // UTF-8
 //	processTextToArray( epgData.userClassification.c_str() );
 

src/gui/eventlist.cpp

@@ -767,7 +767,7 @@ void CNeutrinoEventList::paintItem(unsigned int pos, t_channel_id channel_idI)
 		g_Font[SNeutrinoSettings::FONT_TYPE_EVENTLIST_DATETIME]->RenderString(x+5, ypos+ fheight1+3, fwidth1a, datetime1_str, color);
 
 		int seit = ( evtlist[curpos].startTime - time(NULL) ) / 60;
-		if ( (seit> 0) && (seit<100) && (duration_str.length()!=0) )
+		if ( (seit> 0) && (seit<100) && (!duration_str.empty()) )
 		{
 			char beginnt[100];
 			snprintf(beginnt, sizeof(beginnt), "%s %d %s", g_Locale->getText(LOCALE_WORD_IN), seit, unit_short_minute);

src/gui/filebrowser.cpp

@@ -1196,7 +1196,7 @@ void CFileBrowser::paintItem(unsigned int pos)
 	colwidth3 = fnt_item->getRenderWidth("222.222G");
 	colwidth1 = width - 35 - colwidth2 - colwidth3 - 10;
 
-	if ( actual_file->Name.length() > 0 )
+	if ( !actual_file->Name.empty() )
 	{
 		if (curr == selected)
 			CVFD::getInstance()->showMenuText(0, FILESYSTEM_ENCODING_TO_UTF8_STRING(actual_file->getFileName()).c_str(), -1, true); // UTF-8

src/gui/movieplayer.cpp

@@ -528,7 +528,7 @@ bool CMoviePlayerGui::SelectFile()
 			CFile *file = NULL;
 			filelist = filebrowser->getSelectedFiles();
 			filelist_it = filelist.end();
-			if (filelist.size() > 0) {
+			if (!filelist.empty()) {
 				filelist_it = filelist.begin();
 				file = &(*filelist_it);
 			}
@@ -852,7 +852,7 @@ void CMoviePlayerGui::PlayFileLoop(void)
 		} else if (msg == (neutrino_msg_t) g_settings.mpkey_stop) {
 			playstate = CMoviePlayerGui::STOPPED;
 			ClearQueue();
-		} else if ((filelist.size() > 0 && msg == (neutrino_msg_t) CRCInput::RC_right)) {
+		} else if ((!filelist.empty() && msg == (neutrino_msg_t) CRCInput::RC_right)) {
 			if (filelist_it < (filelist.end() - 1)) {
 				++filelist_it;
 				playstate = CMoviePlayerGui::STOPPED;
@@ -885,7 +885,7 @@ void CMoviePlayerGui::PlayFileLoop(void)
 				updateLcd();
 				if (timeshift == TSHIFT_MODE_OFF)
 					callInfoViewer();
-			} else if (filelist.size() > 0) {
+			} else if (!filelist.empty()) {
 				EnableClockAndMute(false);
 				CFileBrowser playlist;
 				CFile *pfile = NULL;
@@ -1065,7 +1065,7 @@ void CMoviePlayerGui::PlayFileLoop(void)
 	if (position >= 300000 || (duration < 300000 && (position > (duration /2))))
 		makeScreenShot(true);
 
-	if (at_eof && filelist.size() > 0) {
+	if (at_eof && !filelist.empty()) {
 		if (filelist_it != filelist.end() && repeat_mode != REPEAT_TRACK)
 			++filelist_it;
 
@@ -1097,7 +1097,7 @@ void CMoviePlayerGui::PlayFileEnd(bool restore)
 
 	stopped = true;
 	printf("%s: stopped\n", __func__);
-	if (filelist.size() > 0 && filelist_it != filelist.end()) {
+	if (!filelist.empty() && filelist_it != filelist.end()) {
 		pretty_name.clear();
 		prepareFile(&(*filelist_it));
 	}

src/gui/themes.cpp

@@ -176,7 +176,7 @@ int CThemes::Show()
 
 	int res = themes.exec(NULL, "");
 
-	if (file_name.length() > 0) {
+	if (!file_name.empty()) {
 		saveFile((char*)((std::string)THEMEDIR_VAR + file_name + FILE_PREFIX).c_str());
 	}
 

src/gui/user_menue.cpp

@@ -528,7 +528,7 @@ const char *CUserMenu::getUserMenuButtonName(int button, bool &active)
 				continue;
 			case SNeutrinoSettings::ITEM_AUDIO_SELECT:
 				if(loc == NONEXISTANT_LOCALE && !text) {
-					if (g_RemoteControl->current_PIDs.APIDs.size() > 0)
+					if (!g_RemoteControl->current_PIDs.APIDs.empty())
 						text = g_RemoteControl->current_PIDs.APIDs[
 							g_RemoteControl->current_PIDs.PIDs.selected_apid].desc;
 				} else