enterable file path

filebrowser.cpp

@@ -6,22 +6,26 @@ FileBrowser::FileBrowser(QWidget *parent) : QFrame(parent)
     view = new QListWidget(this);
     layout = new QVBoxLayout(this);
     QLabel *label = new QLabel(" File Browser");
+
     layout->setSpacing(5);
     layout->setContentsMargins(5,5,0,5);
     layout->addWidget(label);
     layout->addWidget(pathEdit);
     layout->addWidget(view);
+
     setDir(QDir::currentPath());
+
+    connect(pathEdit, SIGNAL(editingFinished()), SLOT(resolvePath()));
 }
 
+// @pre dir is valid path
 void FileBrowser::setDir(const QString &path)
 {
-
-    QDir dir = QDir(path);
-    //printf("set dir to (%s)\n",dir.path().toAscii().constData());
-    pathEdit->setText(dir.path());
-    dir.setSorting(QDir::DirsFirst | QDir::Name);
-    QList<QFileInfo> list = dir.entryInfoList();
+    curDir = QDir(path);
+    //printf("set dir to (%s)\n",curDir.path().toAscii().constData());
+    pathEdit->setText(curDir.path());
+    curDir.setSorting(QDir::DirsFirst | QDir::Name);
+    QList<QFileInfo> list = curDir.entryInfoList();
     view->clear();
     while (!list.isEmpty())
     {
@@ -46,3 +50,16 @@ void FileBrowser::setDir(const QString &path)
         view->addItem(item);
     }
 }
+
+void FileBrowser::resolvePath()
+{
+    QDir dir = QDir(pathEdit->text());
+    if (dir.exists())
+    {
+        setDir(dir.path());
+    }
+    else
+    {
+        pathEdit->setText(curDir.path());
+    }
+}

filebrowser.h

@@ -10,7 +10,10 @@ class FileBrowser : public QFrame
     FileBrowser(QWidget *parent=NULL);
     void setDir(const QString &path);
     QListWidget *view;
+private slots:
+    void resolvePath();
 private:
+    QDir curDir;
     QDirModel dirModel;
     QLineEdit *pathEdit;
     QVBoxLayout *layout;