From 337eedb316e94217d6d8b4bb6dc664d26ef3a741 Mon Sep 17 00:00:00 2001
From: Pekka Vuorela <pekka.ta.vuorela@nokia.com>
Date: Wed, 21 Mar 2012 16:23:33 +0200
Subject: [PATCH] Fixed QLineEdit to emit selectionChanged

Was not emitted when removed by input method event.

Change-Id: Ia2c0dcb09d42826188d4612f4c1705a41874a31d
Reviewed-by: Andrew den Exter <andrew.den-exter@nokia.com>
---
 src/widgets/widgets/qwidgetlinecontrol.cpp    |  2 ++
 .../widgets/qlineedit/tst_qlineedit.cpp       | 21 +++++++++++++++----
 2 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/src/widgets/widgets/qwidgetlinecontrol.cpp b/src/widgets/widgets/qwidgetlinecontrol.cpp
index 7d97f6d295..ca30c7eef8 100644
--- a/src/widgets/widgets/qwidgetlinecontrol.cpp
+++ b/src/widgets/widgets/qwidgetlinecontrol.cpp
@@ -552,6 +552,8 @@ void QWidgetLineControl::processInputMethodEvent(QInputMethodEvent *event)
                 }
                 selectionChange = true;
             } else {
+                if (m_selstart != m_selend)
+                    selectionChange = true;
                 m_selstart = m_selend = 0;
             }
             cursorPositionChanged = true;
diff --git a/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp b/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp
index 81dc940c00..f67f7ce1e8 100644
--- a/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp
+++ b/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp
@@ -3846,13 +3846,26 @@ void tst_QLineEdit::inputMethodSelection()
     QCOMPARE(selectionSpy.count(), 1);
     QCOMPARE(testWidget->selectionStart(), 0);
 
-    QList<QInputMethodEvent::Attribute> attributes;
-    attributes << QInputMethodEvent::Attribute(QInputMethodEvent::Selection, 12, 5, QVariant());
-    QInputMethodEvent event("", attributes);
-    QApplication::sendEvent(testWidget, &event);
+    // selection gained
+    {
+        QList<QInputMethodEvent::Attribute> attributes;
+        attributes << QInputMethodEvent::Attribute(QInputMethodEvent::Selection, 12, 5, QVariant());
+        QInputMethodEvent event("", attributes);
+        QApplication::sendEvent(testWidget, &event);
+    }
 
     QCOMPARE(selectionSpy.count(), 2);
     QCOMPARE(testWidget->selectionStart(), 12);
+
+    // selection removed
+    {
+        QList<QInputMethodEvent::Attribute> attributes;
+        attributes << QInputMethodEvent::Attribute(QInputMethodEvent::Selection, 0, 0, QVariant());
+        QInputMethodEvent event("", attributes);
+        QApplication::sendEvent(testWidget, &event);
+    }
+
+    QCOMPARE(selectionSpy.count(), 3);
 }
 
 void tst_QLineEdit::inputMethodTentativeCommit()