Allow to copy rule config fields

Change the key/default value fields from a label to a read only text
field to allow to copy them (e.g. to paste it in an Automation
Framework plan).

Signed-off-by: thc202 <thc202@gmail.com>

Author: thc202

zap/src/main/java/org/zaproxy/zap/extension/ruleconfig/DialogEditRuleConfig.java

@@ -52,8 +52,8 @@ public void init(RuleConfig rc, RuleConfigTableModel model) {
 
         this.removeAllFields();
 
-        this.addReadOnlyField(FIELD_KEY, rc.getKey(), false);
-        this.addReadOnlyField(FIELD_DEFAULT, rc.getDefaultValue(), false);
+        addTextFieldReadOnly(FIELD_KEY, rc.getKey());
+        addTextFieldReadOnly(FIELD_DEFAULT, rc.getDefaultValue());
         this.addTextField(FIELD_VALUE, rc.getValue());
         String desc = "";
         if (Constant.messages.containsKey(rc.getKey())) {
@@ -63,6 +63,8 @@ public void init(RuleConfig rc, RuleConfigTableModel model) {
         ZapTextArea descField = (ZapTextArea) this.getField(FIELD_DESC);
         descField.setEditable(false);
         descField.setWrapStyleWord(true);
+
+        getField(FIELD_VALUE).requestFocusInWindow();
     }
 
     private JButton getResetButton() {