Save custom log categories to persistent settings

main.qml

@@ -160,7 +160,10 @@ ApplicationWindow {
         walletInitialized = false;
 
         // Use stored log level
-        walletManager.setLogLevel(persistentSettings.logLevel)
+        if (persistentSettings.logLevel == 5)
+          walletManager.setLogCategories(persistentSettings.logCategories)
+        else
+          walletManager.setLogLevel(persistentSettings.logLevel)
 
         // setup language
         var locale = persistentSettings.locale
@@ -785,6 +788,7 @@ ApplicationWindow {
         property bool   customDecorations : true
         property string daemonFlags
         property int logLevel: 0
+        property string logCategories: ""
     }
 
     // Information dialog

pages/Settings.qml

@@ -388,13 +388,14 @@ Rectangle {
                 id: logCategories
                 Layout.preferredWidth:  200
                 Layout.fillWidth: true
-                text: ""
+                text: appWindow.persistentSettings.logCategories
                 placeholderText: qsTr("(e.g. *:WARNING,net.p2p:DEBUG)") + translationManager.emptyString
                 enabled: logLevel.currentIndex == 5
                 onEditingFinished: {
                     if(enabled) {
                         console.log("log categories changed: ", text);
                         walletManager.setLogCategories(text);
+                        appWindow.persistentSettings.logCategories = text;
                     }
                 }
             }