Revert "QAndroidPlatformInputContext: send composition text and cursor jointly"

This reverts commit be3b9b2ab12f664c196d649e8c4247d70805d667.

Reason for revert: Caused QTBUG-121561

Fixes: QTBUG-121561
Pick-to: 6.5 6.2
Change-Id: I4b59d97ede6c50d2575a7d7cebbe2291983dd19f
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
(cherry picked from commit 46502f9705634f02626ee1057975463d1c0ae1f8)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
(cherry picked from commit c76dd919fd89a9cf4fcbbf162423d12f3b5d6090)

2 files changed, 20 insertions, 42 deletions

diff --git a/src/plugins/platforms/android/qandroidinputcontext.cpp b/src/plugins/platforms/android/qandroidinputcontext.cpp
index 68a1ba0d07..d8fe370333 100644
--- a/src/plugins/platforms/android/qandroidinputcontext.cpp
+++ b/src/plugins/platforms/android/qandroidinputcontext.cpp
@@ -1156,13 +1156,21 @@ bool QAndroidInputContext::focusObjectStopComposing()
 
     m_composingCursor = -1;
 
-    // commit composing text and cursor position
-    QList<QInputMethodEvent::Attribute> attributes;
-    attributes.append(
-        QInputMethodEvent::Attribute(QInputMethodEvent::Selection, localCursorPos, 0));
-    QInputMethodEvent event(QString(), attributes);
-    event.setCommitString(m_composingText);
-    sendInputMethodEvent(&event);
+    {
+        // commit the composing test
+        QList<QInputMethodEvent::Attribute> attributes;
+        QInputMethodEvent event(QString(), attributes);
+        event.setCommitString(m_composingText);
+        sendInputMethodEvent(&event);
+    }
+    {
+        // Moving Qt's cursor to where the preedit cursor used to be
+        QList<QInputMethodEvent::Attribute> attributes;
+        attributes.append(
+                QInputMethodEvent::Attribute(QInputMethodEvent::Selection, localCursorPos, 0));
+        QInputMethodEvent event(QString(), attributes);
+        sendInputMethodEvent(&event);
+    }
 
     return true;
 }
diff --git a/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp b/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp
index 5eecc826d8..ecd2b4f3df 100644
--- a/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp
+++ b/tests/auto/widgets/widgets/qlineedit/tst_qlineedit.cpp
@@ -1595,44 +1595,14 @@ void tst_QLineEdit::textMask()
     QCOMPARE( testWidget->text(), insertString );
 }
 
-class LineEditChangingText : public QLineEdit
-{
-    Q_OBJECT
-
-public:
-    LineEditChangingText(QWidget *parent) : QLineEdit(parent)
-    {
-        connect(this, &QLineEdit::textEdited, this, &LineEditChangingText::onTextEdited);
-    }
-
-public slots:
-    void onTextEdited(const QString &text)
-    {
-        if (text.length() == 3)
-            setText(text + "-");
-    }
-};
-
 void tst_QLineEdit::setText()
 {
     QLineEdit *testWidget = ensureTestWidget();
-    {
-        QSignalSpy editedSpy(testWidget, &QLineEdit::textEdited);
-        QSignalSpy changedSpy(testWidget, &QLineEdit::textChanged);
-        testWidget->setText("hello");
-        QCOMPARE(editedSpy.size(), 0);
-        QCOMPARE(changedSpy.value(0).value(0).toString(), QString("hello"));
-    }
-
-    QTestEventList keys;
-    keys.addKeyClick(Qt::Key_A);
-    keys.addKeyClick(Qt::Key_B);
-    keys.addKeyClick(Qt::Key_C);
-
-    LineEditChangingText lineEdit(nullptr);
-    keys.simulate(&lineEdit);
-    QCOMPARE(lineEdit.text(), "abc-");
-    QCOMPARE(lineEdit.cursorPosition(), 4);
+    QSignalSpy editedSpy(testWidget, SIGNAL(textEdited(QString)));
+    QSignalSpy changedSpy(testWidget, SIGNAL(textChanged(QString)));
+    testWidget->setText("hello");
+    QCOMPARE(editedSpy.size(), 0);
+    QCOMPARE(changedSpy.value(0).value(0).toString(), QString("hello"));
 }
 
 void tst_QLineEdit::displayText_data()