SettingsNode: blockchain location 'Reset' button

pages/settings/SettingsNode.qml

@@ -382,14 +382,12 @@ Rectangle{
                     labelFontSize: 14
                     property string style: "<style type='text/css'>a {cursor:pointer;text-decoration: none; color: #FF6C3C}</style>"
                     labelText: qsTr("Blockchain location") + style + " <a href='#'> (%1)</a>".arg(qsTr("Change")) + translationManager.emptyString
+                    labelButtonText: qsTr("Reset") + translationManager.emptyString
+                    labelButtonVisible: text
                     placeholderText: qsTr("(default)") + translationManager.emptyString
                     placeholderFontSize: 15
                     readOnly: true
-                    text: {
-                        if(persistentSettings.blockchainDataDir.length > 0){
-                            return persistentSettings.blockchainDataDir;
-                        } else { return "" }
-                    }
+                    text: persistentSettings.blockchainDataDir
                     addressValidation: false
                     onInputLabelLinkActivated: {
                         //mouse.accepted = false
@@ -399,6 +397,7 @@ Rectangle{
                         blockchainFileDialog.open();
                         blockchainFolder.focus = true;
                     }
+                    onLabelButtonClicked: persistentSettings.blockchainDataDir = ""
                 }
             }