Removed obsolete QWidget::resetInputContext()

Replaced functionality with new QInputPanel interface.

Change-Id: I5543f725724b2b208dcf18366712a18b665439b2
Reviewed-on: http://codereview.qt-project.org/5630
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Joona Petrell <joona.t.petrell@nokia.com>
Reviewed-by: Lars Knoll <lars.knoll@nokia.com>

src/widgets/kernel/qwidget.cpp

@@ -440,29 +440,6 @@ void QWidget::setInputContext(QInputContext *context)
 }
 
 
-/*!
-    \obsolete
-
-    This function can be called on the widget that currently has focus
-    to reset the input method operating on it.
-
-    This function is providing for convenience, instead you should use
-    \l{QInputContext::}{reset()} on the input context that was
-    returned by inputContext().
-
-    \sa QInputContext, inputContext(), QInputContext::reset()
-*/
-void QWidget::resetInputContext()
-{
-    if (!hasFocus())
-        return;
-#ifndef QT_NO_IM
-    QInputContext *qic = this->inputContext();
-    if(qic)
-        qic->reset();
-#endif // QT_NO_IM
-}
-
 #ifdef QT_KEYPAD_NAVIGATION
 QPointer<QWidget> QWidgetPrivate::editingWidget;
 
@@ -8265,13 +8242,6 @@ bool QWidget::event(QEvent *event)
         break;
 
     case QEvent::MouseButtonPress:
-        // Don't reset input context here. Whether reset or not is
-        // a responsibility of input method. reset() will be
-        // called by mouseHandler() of input method if necessary
-        // via mousePressEvent() of text widgets.
-#if 0
-        resetInputContext();
-#endif
         mousePressEvent((QMouseEvent*)event);
         break;
 

src/widgets/kernel/qwidget.h

@@ -714,8 +714,6 @@ public:
     Qt::InputMethodHints inputMethodHints() const;
     void setInputMethodHints(Qt::InputMethodHints hints);
 
-protected:
-    void resetInputContext();
 protected Q_SLOTS:
     void updateMicroFocus();
 protected:

src/widgets/widgets/qlineedit.cpp

@@ -1342,7 +1342,7 @@ void QLineEdit::insert(const QString &newText)
 void QLineEdit::clear()
 {
     Q_D(QLineEdit);
-    resetInputContext();
+    d->resetInputPanel();
     d->control->clear();
 }
 
@@ -1355,7 +1355,7 @@ void QLineEdit::clear()
 void QLineEdit::undo()
 {
     Q_D(QLineEdit);
-    resetInputContext();
+    d->resetInputPanel();
     d->control->undo();
 }
 
@@ -1366,7 +1366,7 @@ void QLineEdit::undo()
 void QLineEdit::redo()
 {
     Q_D(QLineEdit);
-    resetInputContext();
+    d->resetInputPanel();
     d->control->redo();
 }
 

src/widgets/widgets/qlineedit_p.cpp

@@ -239,6 +239,14 @@ void QLineEditPrivate::updatePasswordEchoEditing(bool editing)
     q->setAttribute(Qt::WA_InputMethodEnabled, shouldEnableInputMethod());
 }
 
+void QLineEditPrivate::resetInputPanel()
+{
+    Q_Q(QLineEdit);
+    if (q->hasFocus() && qApp) {
+        qApp->inputPanel()->reset();
+    }
+}
+
 /*!
   This function is not intended as polymorphic usage. Just a shared code
   fragment that calls QInputContext::mouseHandler for this

src/widgets/widgets/qlineedit_p.h

@@ -101,6 +101,8 @@ public:
 
     void updatePasswordEchoEditing(bool);
 
+    void resetInputPanel();
+
     inline bool shouldEnableInputMethod() const
     {
         return !control->isReadOnly();