fixed -loadgame for absolute paths

Author: Youda008

Sources/MainWindow.cpp

@@ -3137,7 +3137,8 @@ MainWindow::ShellCommand MainWindow::generateLaunchCommand( const QString & base
 	}
 
 	//-- launch mode and parameters ------------------------------------------------
-	// Beware that -loadgame must be relative to -savedir, while -record and -playdemo are relative to the working dir.
+	// Beware that -loadgame must be relative to -savedir (cannot be absolute),
+	// while -record and -playdemo are either absolute or relative to the working dir.
 
 	LaunchMode launchMode = getLaunchModeFromUI();
 	if (launchMode == LaunchMap)
@@ -3148,7 +3149,7 @@ MainWindow::ShellCommand MainWindow::generateLaunchCommand( const QString & base
 	{
 		// save dir cannot be empty, otherwise the saveFileCmbBox would be empty
 		QString saveBaseDir = getSaveDir();  // ui->saveDirLine or engine.configDir
-		PathContext saveBase( saveBaseDir, pathContext.baseDir(), pathContext.pathStyle(), quotePaths );
+		PathContext saveBase( saveBaseDir, pathContext.baseDir(), PathStyle::Relative, quotePaths );
 		QString savePath = getPathFromFileName( saveBaseDir, ui->saveFileCmbBox->currentText() );
 		p.checkFilePath( savePath, "the selected save file", "Please select another one." );
 		cmd.arguments << "-loadgame" << saveBase.rebaseAndQuotePath( savePath );

Sources/Utils/FileSystemUtils.hpp

@@ -176,6 +176,11 @@ inline QString getPathFromFileName( const QString & dirPath, const QString & fil
 	return QDir( dirPath ).filePath( fileName );
 }
 
+inline QString getAbsolutePathFromFileName( const QString & dirPath, const QString & fileName )
+{
+	return QDir( dirPath ).absoluteFilePath( fileName );
+}
+
 inline QString getFileNameFromPath( const QString & filePath )
 {
 	return QFileInfo( filePath ).fileName();