From 9410a812b9ae045c69d9d015e814f43f8d12da02 Mon Sep 17 00:00:00 2001
From: Thomas Hartmann <Thomas.Hartmann@theqtcompany.com>
Date: Tue, 21 Jun 2016 16:09:59 +0200
Subject: [PATCH] QmlDesigner: Allow to disable semantic checks in transaction

The semantic checks are slow and sometimes we knoe that they
are not required.

Change-Id: I43cae131e4c5f47d2a61d34975913dd8cb6370fc
Reviewed-by: Tim Jenssen <tim.jenssen@theqtcompany.com>
---
 .../qmldesigner/designercore/rewritertransaction.cpp  | 11 +++++++++++
 .../qmldesigner/designercore/rewritertransaction.h    |  3 +++
 2 files changed, 14 insertions(+)

diff --git a/src/plugins/qmldesigner/designercore/rewritertransaction.cpp b/src/plugins/qmldesigner/designercore/rewritertransaction.cpp
index bb1429eaec2..ff3a07223dc 100644
--- a/src/plugins/qmldesigner/designercore/rewritertransaction.cpp
+++ b/src/plugins/qmldesigner/designercore/rewritertransaction.cpp
@@ -72,12 +72,23 @@ bool RewriterTransaction::isValid() const
     return m_valid;
 }
 
+void RewriterTransaction::ignoreSemanticChecks()
+{
+    m_ignoreSemanticChecks = true;
+}
+
 void RewriterTransaction::commit()
 {
     if (m_valid) {
         m_valid = false;
+        bool oldSemanticChecks = view()->rewriterView()->checkSemanticErrors();
+        if (m_ignoreSemanticChecks)
+            view()->rewriterView()->setCheckSemanticErrors(false);
+
         view()->emitRewriterEndTransaction();
 
+        view()->rewriterView()->setCheckSemanticErrors(oldSemanticChecks);
+
         if (m_activeIdentifier) {
             qDebug() << "Commit RewriterTransaction:" << m_identifier << m_identifierNumber;
             bool success = m_identifierList.removeOne(m_identifier + QByteArrayLiteral("-") + QByteArray::number(m_identifierNumber));
diff --git a/src/plugins/qmldesigner/designercore/rewritertransaction.h b/src/plugins/qmldesigner/designercore/rewritertransaction.h
index 213b9e56180..87e50c53fe4 100644
--- a/src/plugins/qmldesigner/designercore/rewritertransaction.h
+++ b/src/plugins/qmldesigner/designercore/rewritertransaction.h
@@ -46,6 +46,8 @@ public:
 
     bool isValid() const;
 
+    void ignoreSemanticChecks();
+
 protected:
     AbstractView *view();
 private:
@@ -55,6 +57,7 @@ private:
    int m_identifierNumber;
    static QList<QByteArray> m_identifierList;
    static bool m_activeIdentifier;
+   bool m_ignoreSemanticChecks = false;
 };
 
 } //QmlDesigner