Remember selections between dir changes

Select all items previously selected when going back()

1 files changed, 15 insertions, 6 deletions

diff --git a/filesystemwidget.cpp b/filesystemwidget.cpp
index 0e6e591..07e058d 100644
--- a/filesystemwidget.cpp
+++ b/filesystemwidget.cpp
@@ -162,13 +162,17 @@ void FilesystemWidget::directoryChanged(const QModelIndex &selected, const QMode
 	}
 	QModelIndex realPrev = mDirProxy->mapToSource(deselected);
 	if(realPrev.isValid()){
-		mLastDir = realPrev.data(QFileSystemModel::FilePathRole).toString();
+        mLastFiles[Previous] = mLastFiles[Current];
+        mLastFiles[Current] = mFileView->selectedItems();
+        mLastDir = realPrev.data(QFileSystemModel::FilePathRole).toString();
 	}
 	mModel->setRootPath(mModel->filePath(real));
 	mDirEdit->setText(mModel->filePath(real));
     setWindowTitle();
-	mFileView->selectionModel()->clear();
+
+    mFileView->selectionModel()->clear();
     mFileModel->setDir(mModel->filePath(real));
+
     resizeFileView();
 }
 
@@ -253,10 +257,15 @@ void FilesystemWidget::goBack(){
 	if(mLastDir.isEmpty()){
 		return;
 	}
-	QModelIndex lastIdx = mModel->index(mLastDir);
-	if(lastIdx.isValid()){
-		mDirView->selectionModel()->setCurrentIndex(mDirProxy->mapFromSource(lastIdx), QItemSelectionModel::ClearAndSelect);
-	}
+    QModelIndex lastIdx = mModel->index(mLastDir);
+    mDirView->selectionModel()->setCurrentIndex(mDirProxy->mapFromSource(lastIdx), QItemSelectionModel::ClearAndSelect);
+    if(lastIdx.isValid()){
+        if(!mLastFiles[Previous].isEmpty()){
+            foreach(QString lf, mLastFiles[Previous]){
+                mFileView->selectItem(lf);
+            }
+        }
+    }
 }
 
 void FilesystemWidget::deleteFiles(){