Write logs without QTextStream.

Telegram/SourceFiles/logs.cpp

@@ -69,9 +69,9 @@ public:
 
 	void closeMain() {
 		QMutexLocker lock(_logsMutex(LogDataMain));
-		if (files[LogDataMain]) {
-			streams[LogDataMain].setDevice(0);
-			files[LogDataMain]->close();
+		const auto file = files[LogDataMain].get();
+		if (file && file->isOpen()) {
+			file->close();
 		}
 	}
 
@@ -80,11 +80,12 @@ public:
 	}
 
 	QString full() {
-		if (!streams[LogDataMain].device()) {
+		const auto file = files[LogDataMain].get();
+		if (!!file || !file->isOpen()) {
 			return QString();
 		}
 
-		QFile out(files[LogDataMain]->fileName());
+		QFile out(file->fileName());
 		if (out.open(QIODevice::ReadOnly)) {
 			return QString::fromUtf8(out.readAll());
 		}
@@ -93,27 +94,29 @@ public:
 
 	void write(LogDataType type, const QString &msg) {
 		QMutexLocker lock(_logsMutex(type));
-		if (type != LogDataMain) reopenDebug();
-		if (!streams[type].device()) return;
-
-		streams[type] << msg;
-		streams[type].flush();
+		if (type != LogDataMain) {
+			reopenDebug();
+		}
+		const auto file = files[type].get();
+		if (!file || !file->isOpen()) {
+			return;
+		}
+		file->write(msg.toUtf8());
+		file->flush();
 	}
 
 private:
 	std::unique_ptr<QFile> files[LogDataCount];
-	QTextStream streams[LogDataCount];
 
 	int32 part = -1;
 
 	bool reopen(LogDataType type, int32 dayIndex, const QString &postfix) {
-		if (streams[type].device()) {
+		if (files[type] && files[type]->isOpen()) {
 			if (type == LogDataMain) {
 				if (!postfix.isEmpty()) {
 					return true;
 				}
 			} else {
-				streams[type].setDevice(0);
 				files[type]->close();
 			}
 		}
@@ -134,8 +137,6 @@ private:
 				}
 				if (to->open(mode | QIODevice::Append)) {
 					std::swap(files[type], to);
-					streams[type].setDevice(files[type].get());
-					streams[type].setCodec("UTF-8");
 					LOG(("Moved logging from '%1' to '%2'!").arg(to->fileName()).arg(files[type]->fileName()));
 					to->remove();
 
@@ -192,17 +193,14 @@ private:
 			}
 		}
 		if (files[type]->open(mode)) {
-			streams[type].setDevice(files[type].get());
-			streams[type].setCodec("UTF-8");
-
 			if (type != LogDataMain) {
-				streams[type] << ((mode & QIODevice::Append)
+				files[type]->write(((mode & QIODevice::Append)
 					? qsl("\
 ----------------------------------------------------------------\n\
 NEW LOGGING INSTANCE STARTED!!!\n\
 ----------------------------------------------------------------\n")
-					: qsl("%1\n").arg(dayIndex));
-				streams[type].flush();
+					: qsl("%1\n").arg(dayIndex)).toUtf8());
+				files[type]->flush();
 			}
 
 			return true;