ClangFormat: Disable configuration UI instead of hiding

This is the first step without strings change.
The next step is I201dbccb8b1f1738451f760af34cf588afb5f4d5.

Change-Id: Ic0ce6a5ab3e74303a71a7c0bd8188d0284a241eb
Reviewed-by: Marco Bubke <marco.bubke@qt.io>

1 files changed, 11 insertions, 5 deletions

diff --git a/src/plugins/clangformat/clangformatconfigwidget.cpp b/src/plugins/clangformat/clangformatconfigwidget.cpp
index 42f8fbe5c9..4f2d77a6f7 100644
--- a/src/plugins/clangformat/clangformatconfigwidget.cpp
+++ b/src/plugins/clangformat/clangformatconfigwidget.cpp
@@ -125,11 +125,17 @@ void ClangFormatConfigWidget::initialize()
     if (lastItem->spacerItem())
         m_ui->verticalLayout->removeItem(lastItem);
 
+    m_ui->clangFormatOptionsTable->setEnabled(true);
     if (!m_ui->overrideDefault->isChecked()) {
-        m_ui->clangFormatOptionsTable->hide();
-        m_preview->hide();
-        m_ui->verticalLayout->addStretch(1);
-        return;
+        if (m_project) {
+            m_ui->clangFormatOptionsTable->hide();
+            m_preview->hide();
+            m_ui->verticalLayout->addStretch(1);
+            return;
+        } else {
+            // Show the fallback configuration only globally.
+            m_ui->clangFormatOptionsTable->setEnabled(false);
+        }
     }
 
     m_ui->clangFormatOptionsTable->show();
@@ -190,7 +196,7 @@ void ClangFormatConfigWidget::apply()
     }
     settings.write();
 
-    if (!m_ui->overrideDefault->isChecked())
+    if (!m_ui->clangFormatOptionsTable->isVisible())
         return;
 
     const QString text = m_ui->clangFormatOptionsTable->toPlainText();