add SIP bindings

python/gui/gui.sip

@@ -134,6 +134,7 @@
 %Include qgsowssourceselect.sip
 %Include qgspanelwidget.sip
 %Include qgspanelwidgetstack.sip
+%Include qgspasswordlineedit.sip
 %Include qgspixmaplabel.sip
 %Include qgspluginmanagerinterface.sip
 %Include qgspresetcolorrampdialog.sip

python/gui/qgspasswordlineedit.sip

@@ -0,0 +1,28 @@
+/** \class QgsPasswordLineEdit
+ * \ingroup gui
+ * QLineEdit subclass with built in support for showing/hiding
+ * entered password.
+ * @note added in QGIS 3.0
+ **/
+class QgsPasswordLineEdit : QLineEdit
+{
+%TypeHeaderCode
+#include <qgspasswordlineedit.h>
+%End
+
+  public:
+
+    /** Constructor for QgsPasswordLineEdit.
+     * @param parent parent widget
+     */
+    QgsPasswordLineEdit( QWidget *parent = nullptr );
+
+    /** Define if a lock icon shall be shown on the left of the widget
+     * @param visible set to false to hide the lock icon
+     */
+    void setShowLockIcon( bool visible );
+
+    /** Returns if a lock icon shall be shown on the left of the widget
+     */
+    bool showLockIcon() const;
+};