Index: src/view/katestatusbar.cpp
===================================================================
--- src/view/katestatusbar.cpp
+++ src/view/katestatusbar.cpp
@@ -272,6 +272,8 @@
         text = i18n("[BLOCK] %1", text);
 
     m_inputMode->setText(text);
+
+    modifiedChanged();
 }
 
 void KateStatusBar::cursorPositionChanged()
@@ -347,16 +349,22 @@
 {
     const bool mod = m_view->doc()->isModified();
     const bool modOnHD = m_view->doc()->isModifiedOnDisc();
+    const bool readOnly = !m_view->doc()->isReadWrite();
 
     /**
      * combine to modified status, update only if changed
      */
-    unsigned int newStatus = (unsigned int)mod | ((unsigned int)modOnHD << 1);
+    unsigned int newStatus = (unsigned int)mod | ((unsigned int)modOnHD << 1) | ((unsigned int)readOnly << 2);
     if (m_modifiedStatus == newStatus)
         return;
 
     m_modifiedStatus = newStatus;
     switch (m_modifiedStatus) {
+    case 0x0:
+        m_modified->setIcon(QIcon::fromTheme(QStringLiteral("text-plain")));
+        m_modified->setWhatsThis(i18n("Meaning of current icon: Document was not modified since it was loaded"));
+        break;
+
     case 0x1:
         m_modified->setIcon(QIcon::fromTheme(QStringLiteral("document-save")));
         m_modified->setWhatsThis(i18n("Meaning of current icon: Document was modified since it was loaded"));
@@ -374,8 +382,8 @@
         break;
 
     default:
-        m_modified->setIcon(QIcon::fromTheme(QStringLiteral("text-plain")));
-        m_modified->setWhatsThis(i18n("Meaning of current icon: Document was not modified since it was loaded"));
+        m_modified->setIcon(QIcon::fromTheme(QStringLiteral("lock")));
+        m_modified->setWhatsThis(i18n("Meaning of current icon: Document is in read-only mode"));
         break;
     }
 }