add remove cache for toolbar exit

Author: sulincix

src/SetupWidgets.cpp

@@ -17,6 +17,8 @@ QWidget *bgMenu;
 static QVBoxLayout *penSettingsLayout;
 static QVBoxLayout *pageSettingsLayout;
 
+extern void clearCache();
+
 void setupWidgets(){
     // Pen Settings Menu
     QWidget *penSettings = new QWidget();
@@ -124,6 +126,7 @@ void setupWidgets(){
         args4 << "set" << "org.gnome.mutter" << "overlay-key" << "'SUPER_L'";
         p4.execute("gsettings", args4);
     #endif
+        clearCache();
         enable_erc();
         exit(0);
     });

src/widgets/DrawingWidget.cpp

@@ -801,5 +801,7 @@ QString generateRandomString(int length) {
 }
 
 void clearCache(){
-    removeDirectory(QStandardPaths::writableLocation(QStandardPaths::CacheLocation) + "/pardus-pen/");
+    QString cache_main = QStandardPaths::writableLocation(QStandardPaths::CacheLocation) + "/pardus-pen/";
+    debug("Clear cache:%s\n", cache_main.toStdString().c_str());
+    removeDirectory(cache_main);
 }