Merge branch '4.6' of scm.dev.nokia.troll.no:qt/qt-s60-public into 4.6-integration

* '4.6' of scm.dev.nokia.troll.no:qt/qt-s60-public:
  Add a convenience batch file to run the patch capabilities perl script
  QFileDialog layout issue on Symbian (part2)
  QFileDialog layout issue on Symbian
  QListWidget itemActivated does not follow S60 conventions
  Remove unnecessary scope definitions from QS60Style
  QS60Style: Combobox button is not drawn pressed
  Made characters in a password field briefly visible while typing.
  RadioButtons/Checkboxes should have theme highlight
  QListView::setAlternatingRowColors is not working
  Added Symbian backup & restore support for Qt.sis and fluidlauncher.sis.

1 files changed, 48 insertions, 2 deletions

diff --git a/src/gui/inputmethod/qcoefepinputcontext_s60.cpp b/src/gui/inputmethod/qcoefepinputcontext_s60.cpp
index d2f207a..793bcde 100644
--- a/src/gui/inputmethod/qcoefepinputcontext_s60.cpp
+++ b/src/gui/inputmethod/qcoefepinputcontext_s60.cpp
@@ -72,7 +72,8 @@ QCoeFepInputContext::QCoeFepInputContext(QObject *parent)
       m_formatRetriever(0),
       m_pointerHandler(0),
       m_longPress(0),
-      m_cursorPos(0)
+      m_cursorPos(0),
+      m_hasTempPreeditString(false)
 {
     m_fepState->SetObjectProvider(this);
     m_fepState->SetFlags(EAknEditorFlagDefault);
@@ -100,6 +101,8 @@ QCoeFepInputContext::~QCoeFepInputContext()
 
 void QCoeFepInputContext::reset()
 {
+    commitTemporaryPreeditString();
+
     CCoeFep* fep = CCoeEnv::Static()->Fep();
     if (fep)
         fep->CancelTransaction();
@@ -200,7 +203,11 @@ bool QCoeFepInputContext::filterEvent(const QEvent *event)
     if (!focusWidget())
         return false;
 
-    if (event->type() == QEvent::KeyPress || event->type() == QEvent::KeyRelease) {
+    switch (event->type()) {
+    case QEvent::KeyPress:
+        commitTemporaryPreeditString();
+        // fall through intended
+    case QEvent::KeyRelease:
         const QKeyEvent *keyEvent = static_cast<const QKeyEvent *>(event);
         switch (keyEvent->key()) {
         case Qt::Key_F20:
@@ -223,6 +230,21 @@ bool QCoeFepInputContext::filterEvent(const QEvent *event)
         default:
             break;
         }
+
+        if (keyEvent->type() == QEvent::KeyPress
+            && focusWidget()->inputMethodHints() & Qt::ImhHiddenText
+            && !keyEvent->text().isEmpty()) {
+            // Send some temporary preedit text in order to make text visible for a moment.
+            m_preeditString = keyEvent->text();
+            QList<QInputMethodEvent::Attribute> attributes;
+            QInputMethodEvent imEvent(m_preeditString, attributes);
+            QApplication::sendEvent(focusWidget(), &imEvent);
+            m_tempPreeditStringTimeout.start(1000, this);
+            m_hasTempPreeditString = true;
+            update();
+            return true;
+        }
+        break;
     }
 
     if (!needsInputPanel())
@@ -253,6 +275,24 @@ bool QCoeFepInputContext::filterEvent(const QEvent *event)
     return false;
 }
 
+void QCoeFepInputContext::timerEvent(QTimerEvent *timerEvent)
+{
+    if (timerEvent->timerId() == m_tempPreeditStringTimeout.timerId())
+        commitTemporaryPreeditString();
+}
+
+void QCoeFepInputContext::commitTemporaryPreeditString()
+{
+    if (m_tempPreeditStringTimeout.isActive())
+        m_tempPreeditStringTimeout.stop();
+
+    if (!m_hasTempPreeditString)
+        return;
+
+    commitCurrentString(false);
+    m_hasTempPreeditString = false;
+}
+
 void QCoeFepInputContext::mouseHandler( int x, QMouseEvent *event)
 {
     Q_ASSERT(focusWidget());
@@ -310,6 +350,8 @@ void QCoeFepInputContext::applyHints(Qt::InputMethodHints hints)
 {
     using namespace Qt;
 
+    commitTemporaryPreeditString();
+
     bool numbersOnly = hints & ImhDigitsOnly || hints & ImhFormattedNumbersOnly
             || hints & ImhDialableCharactersOnly;
     bool noOnlys = !(numbersOnly || hints & ImhUppercaseOnly
@@ -501,6 +543,8 @@ void QCoeFepInputContext::StartFepInlineEditL(const TDesC& aInitialInlineText,
     if (!w)
         return;
 
+    commitTemporaryPreeditString();
+
     m_cursorPos = w->inputMethodQuery(Qt::ImCursorPosition).toInt();
     
     QList<QInputMethodEvent::Attribute> attributes;
@@ -600,6 +644,8 @@ void QCoeFepInputContext::SetCursorSelectionForFepL(const TCursorSelection& aCur
     if (!w)
         return;
 
+    commitTemporaryPreeditString();
+
     int pos = aCursorSelection.iAnchorPos;
     int length = aCursorSelection.iCursorPos - pos;