democompositor: Add method to scan entire directory for files

Make this and the addFile a public slot to be more easily. Take
all files from the directory and ignore the suffix.

Change-Id: I8017c3a873a962ab0b4e7e5c9946403f1ee0ffcd
Reviewed-by: Paul Olav Tvete <paul.tvete@qt.io>

2 files changed, 14 insertions, 0 deletions

diff --git a/wayland/democompositor/apps/applistmodel.cpp b/wayland/democompositor/apps/applistmodel.cpp
index 542f8a7..10c4c15 100644
--- a/wayland/democompositor/apps/applistmodel.cpp
+++ b/wayland/democompositor/apps/applistmodel.cpp
@@ -52,6 +52,8 @@
 #include "appparser.h"
 #include "applog.h"
 
+#include <QtCore/QDirIterator>
+
 static QHash<int, QByteArray> modelRoles()
 {
     QHash<int, QByteArray> roles;
@@ -116,6 +118,16 @@ void AppListModel::addFile(const QString& fileName)
     endResetModel();
 }
 
+void AppListModel::addDir(const QString& dirName)
+{
+    QDirIterator dirIt(dirName, QDir::Files | QDir::NoDotAndDotDot | QDir::Readable);
+
+    beginResetModel();
+    while (dirIt.hasNext())
+        doAddFile(dirIt.next());
+    endResetModel();
+}
+
 void AppListModel::doAddFile(const QString& fileName)
 {
     bool ok;
diff --git a/wayland/democompositor/apps/applistmodel.h b/wayland/democompositor/apps/applistmodel.h
index f8fc3e0..1cd79b4 100644
--- a/wayland/democompositor/apps/applistmodel.h
+++ b/wayland/democompositor/apps/applistmodel.h
@@ -78,7 +78,9 @@ public:
     QVariant data(const QModelIndex& index, int role) const Q_DECL_OVERRIDE;
     QHash<int, QByteArray> roleNames() const Q_DECL_OVERRIDE;
 
+public Q_SLOTS:
     void addFile(const QString& fileName);
+    void addDir(const QString& dirName);
 
 private:
     void doAddFile(const QString& fileName);