Have input method hints on only classes using them

Removed inputMethodHints setter and getter from QQuickItem.
No need to consume memory for input method hints on every item when
only QQuickTextInput and QQuickTextEdit actually use them.
Additionally introduced change signals on the editor hint properties.

Change-Id: Ice380d4f4dd47fdde73d2468f4a44a7d1540ad45
Reviewed-by: Joona Petrell <joona.t.petrell@nokia.com>
Reviewed-by: Andrew den Exter <andrew.den-exter@nokia.com>

2 files changed, 23 insertions, 4 deletions

diff --git a/tests/auto/qtquick2/qquicktextedit/tst_qquicktextedit.cpp b/tests/auto/qtquick2/qquicktextedit/tst_qquicktextedit.cpp
index eb8e711e6a..41c8546688 100644
--- a/tests/auto/qtquick2/qquicktextedit/tst_qquicktextedit.cpp
+++ b/tests/auto/qtquick2/qquicktextedit/tst_qquicktextedit.cpp
@@ -1715,8 +1715,15 @@ void tst_qquicktextedit::inputMethodHints()
     QQuickTextEdit *textEditObject = qobject_cast<QQuickTextEdit *>(canvas.rootObject());
     QVERIFY(textEditObject != 0);
     QVERIFY(textEditObject->inputMethodHints() & Qt::ImhNoPredictiveText);
+    QSignalSpy inputMethodHintSpy(textEditObject, SIGNAL(inputMethodHintsChanged()));
     textEditObject->setInputMethodHints(Qt::ImhUppercaseOnly);
     QVERIFY(textEditObject->inputMethodHints() & Qt::ImhUppercaseOnly);
+    QCOMPARE(inputMethodHintSpy.count(), 1);
+    textEditObject->setInputMethodHints(Qt::ImhUppercaseOnly);
+    QCOMPARE(inputMethodHintSpy.count(), 1);
+
+    QQuickTextEdit plainTextEdit;
+    QCOMPARE(plainTextEdit.inputMethodHints(), Qt::ImhNone);
 }
 
 void tst_qquicktextedit::positionAt()
diff --git a/tests/auto/qtquick2/qquicktextinput/tst_qquicktextinput.cpp b/tests/auto/qtquick2/qquicktextinput/tst_qquicktextinput.cpp
index 16577376f0..c1768bd98a 100644
--- a/tests/auto/qtquick2/qquicktextinput/tst_qquicktextinput.cpp
+++ b/tests/auto/qtquick2/qquicktextinput/tst_qquicktextinput.cpp
@@ -1948,14 +1948,23 @@ void tst_qquicktextinput::inputMethods()
     QQuickTextInput *input = qobject_cast<QQuickTextInput *>(canvas.rootObject());
     QVERIFY(input != 0);
     QVERIFY(input->inputMethodHints() & Qt::ImhNoPredictiveText);
+    QSignalSpy inputMethodHintSpy(input, SIGNAL(inputMethodHintsChanged()));
     input->setInputMethodHints(Qt::ImhUppercaseOnly);
     QVERIFY(input->inputMethodHints() & Qt::ImhUppercaseOnly);
+    QCOMPARE(inputMethodHintSpy.count(), 1);
+    input->setInputMethodHints(Qt::ImhUppercaseOnly);
+    QCOMPARE(inputMethodHintSpy.count(), 1);
+
+    // default value
+    QQuickTextInput plainInput;
+    QCOMPARE(plainInput.inputMethodHints(), Qt::ImhNone);
 
     input->setFocus(true);
     QVERIFY(input->hasActiveFocus() == true);
     // test that input method event is committed
     QInputMethodEvent event;
     event.setCommitString( "My ", -12, 0);
+    QTRY_COMPARE(qGuiApp->focusObject(), input);
     QGuiApplication::sendEvent(qGuiApp->focusObject(), &event);
     QCOMPARE(input->text(), QString("My Hello world!"));
 
@@ -2589,7 +2598,7 @@ void tst_qquicktextinput::echoMode()
     //Normal
     ref &= ~Qt::ImhHiddenText;
     ref &= ~(Qt::ImhNoAutoUppercase | Qt::ImhNoPredictiveText | Qt::ImhSensitiveData);
-    QCOMPARE(input->inputMethodHints(), ref);
+    QCOMPARE((Qt::InputMethodHints) input->inputMethodQuery(Qt::ImHints).toInt(), ref);
     input->setEchoMode(QQuickTextInput::NoEcho);
     QCOMPARE(input->text(), initial);
     QCOMPARE(input->displayText(), QLatin1String(""));
@@ -2597,14 +2606,17 @@ void tst_qquicktextinput::echoMode()
     //NoEcho
     ref |= Qt::ImhHiddenText;
     ref |= (Qt::ImhNoAutoUppercase | Qt::ImhNoPredictiveText | Qt::ImhSensitiveData);
-    QCOMPARE(input->inputMethodHints(), ref);
+    QCOMPARE((Qt::InputMethodHints) input->inputMethodQuery(Qt::ImHints).toInt(), ref);
     input->setEchoMode(QQuickTextInput::Password);
     //Password
     ref |= Qt::ImhHiddenText;
     ref |= (Qt::ImhNoAutoUppercase | Qt::ImhNoPredictiveText | Qt::ImhSensitiveData);
     QCOMPARE(input->text(), initial);
     QCOMPARE(input->displayText(), QLatin1String("********"));
-    QCOMPARE(input->inputMethodHints(), ref);
+    QCOMPARE((Qt::InputMethodHints) input->inputMethodQuery(Qt::ImHints).toInt(), ref);
+    // clearing input hints do not clear bits set by echo mode
+    input->setInputMethodHints(Qt::ImhNone);
+    QCOMPARE((Qt::InputMethodHints) input->inputMethodQuery(Qt::ImHints).toInt(), ref);
     input->setPasswordCharacter(QChar('Q'));
     QCOMPARE(input->passwordCharacter(), QLatin1String("Q"));
     QCOMPARE(input->text(), initial);
@@ -2613,7 +2625,7 @@ void tst_qquicktextinput::echoMode()
     //PasswordEchoOnEdit
     ref &= ~Qt::ImhHiddenText;
     ref |= (Qt::ImhNoAutoUppercase | Qt::ImhNoPredictiveText | Qt::ImhSensitiveData);
-    QCOMPARE(input->inputMethodHints(), ref);
+    QCOMPARE((Qt::InputMethodHints) input->inputMethodQuery(Qt::ImHints).toInt(), ref);
     QCOMPARE(input->text(), initial);
     QCOMPARE(input->displayText(), QLatin1String("QQQQQQQQ"));
     QCOMPARE(input->inputMethodQuery(Qt::ImSurroundingText).toString(), QLatin1String("QQQQQQQQ"));