diff options
Diffstat (limited to 'src/gui/inputmethod/qcoefepinputcontext_s60.cpp')
| -rw-r--r-- | src/gui/inputmethod/qcoefepinputcontext_s60.cpp | 251 |
1 files changed, 242 insertions, 9 deletions
diff --git a/src/gui/inputmethod/qcoefepinputcontext_s60.cpp b/src/gui/inputmethod/qcoefepinputcontext_s60.cpp index 1bef64d..9d8dd41 100644 --- a/src/gui/inputmethod/qcoefepinputcontext_s60.cpp +++ b/src/gui/inputmethod/qcoefepinputcontext_s60.cpp @@ -48,6 +48,8 @@ #include <qgraphicsscene.h> #include <qgraphicswidget.h> #include <qsymbianevent.h> +#include <qlayout.h> +#include <qdesktopwidget.h> #include <private/qcore_symbian_p.h> #include <fepitfr.h> @@ -67,8 +69,16 @@ // that support text selection. #define QT_EAknEditorFlagSelectionVisible 0x100000 +// EAknEditorFlagEnablePartialScreen is only valid from Sym^3 onwards. +#define QT_EAknEditorFlagEnablePartialScreen 0x200000 + QT_BEGIN_NAMESPACE +Q_GUI_EXPORT void qt_s60_setPartialScreenInputMode(bool enable) +{ + S60->partial_keyboard = enable; +} + QCoeFepInputContext::QCoeFepInputContext(QObject *parent) : QInputContext(parent), m_fepState(q_check_ptr(new CAknEdwinState)), // CBase derived object needs check on new @@ -80,13 +90,19 @@ QCoeFepInputContext::QCoeFepInputContext(QObject *parent) m_inlinePosition(0), m_formatRetriever(0), m_pointerHandler(0), - m_hasTempPreeditString(false) + m_hasTempPreeditString(false), + m_splitViewResizeBy(0), + m_splitViewPreviousWindowStates(Qt::WindowNoState) { m_fepState->SetObjectProvider(this); - if (QSysInfo::s60Version() > QSysInfo::SV_S60_5_0) - m_fepState->SetFlags(EAknEditorFlagDefault | QT_EAknEditorFlagSelectionVisible); - else - m_fepState->SetFlags(EAknEditorFlagDefault); + int defaultFlags = EAknEditorFlagDefault; + if (QSysInfo::s60Version() > QSysInfo::SV_S60_5_0) { + if (S60->partial_keyboard) { + defaultFlags |= QT_EAknEditorFlagEnablePartialScreen; + } + defaultFlags |= QT_EAknEditorFlagSelectionVisible; + } + m_fepState->SetFlags(defaultFlags); m_fepState->SetDefaultInputMode( EAknEditorTextInputMode ); m_fepState->SetPermittedInputModes( EAknEditorAllInputModes ); m_fepState->SetDefaultCase( EAknEditorTextCase ); @@ -210,6 +226,21 @@ bool QCoeFepInputContext::filterEvent(const QEvent *event) return false; switch (event->type()) { + case QEvent::MouseButtonPress: + // Alphanumeric keypad doesn't like it when we click and text is still getting displayed + // It ignores the mouse event, so we need to commit and send a selection event (which will get triggered + // after the commit) + if (!m_preeditString.isEmpty()) { + commitCurrentString(false); + + int pos = focusWidget()->inputMethodQuery(Qt::ImCursorPosition).toInt(); + + QList<QInputMethodEvent::Attribute> selectAttributes; + selectAttributes << QInputMethodEvent::Attribute(QInputMethodEvent::Selection, pos, 0, QVariant()); + QInputMethodEvent selectEvent(QLatin1String(""), selectAttributes); + sendEvent(selectEvent); + } + break; case QEvent::KeyPress: commitTemporaryPreeditString(); // fall through intended @@ -343,6 +374,165 @@ TCoeInputCapabilities QCoeFepInputContext::inputCapabilities() return TCoeInputCapabilities(m_textCapabilities, this, 0); } +void QCoeFepInputContext::resetSplitViewWidget(bool keepInputWidget) +{ + QGraphicsView *gv = qobject_cast<QGraphicsView*>(S60->splitViewLastWidget); + + if (!gv) { + return; + } + + QSymbianControl *symControl = static_cast<QSymbianControl*>(gv->effectiveWinId()); + symControl->CancelLongTapTimer(); + + const bool alwaysResize = (gv->verticalScrollBarPolicy() != Qt::ScrollBarAlwaysOff); + QWidget *windowToMove = gv->window(); + + bool userResize = gv->testAttribute(Qt::WA_Resized); + + windowToMove->setUpdatesEnabled(false); + + if (!alwaysResize) { + if (gv->scene()) { + if (gv->scene()->focusItem()) + disconnect(gv->scene()->focusItem()->toGraphicsObject(), SIGNAL(cursorPositionChanged()), this, SLOT(translateInputWidget())); + QGraphicsItem *rootItem; + foreach (QGraphicsItem *item, gv->scene()->items()) { + if (!item->parentItem()) { + rootItem = item; + break; + } + } + if (rootItem) + rootItem->resetTransform(); + } + } else { + if (m_splitViewResizeBy) + gv->resize(gv->rect().width(), m_splitViewResizeBy); + } + // Resizing might have led to widget losing its original windowstate. + // Restore previous window state. + + if (m_splitViewPreviousWindowStates != windowToMove->windowState()) + windowToMove->setWindowState(m_splitViewPreviousWindowStates); + + windowToMove->setUpdatesEnabled(true); + + gv->setAttribute(Qt::WA_Resized, userResize); //not a user resize + + m_splitViewResizeBy = 0; + if (!keepInputWidget) { + m_splitViewPreviousWindowStates = Qt::WindowNoState; + S60->splitViewLastWidget = 0; + } +} + +// Checks if a given widget is visible in the splitview rect. The offset +// parameter can be used to validate if moving widget upwards or downwards +// by the offset would make a difference for the visibility. + +bool QCoeFepInputContext::isWidgetVisible(QWidget *widget, int offset) +{ + bool visible = false; + if (widget) { + QRect splitViewRect = qt_TRect2QRect(static_cast<CEikAppUi*>(S60->appUi())->ClientRect()); + QWidget *window = QApplication::activeWindow(); + QGraphicsView *gv = qobject_cast<QGraphicsView*>(widget); + if (gv && window) { + if (QGraphicsScene *scene = gv->scene()) { + if (QGraphicsItem *focusItem = scene->focusItem()) { + QPoint cursorPos = window->mapToGlobal(focusItem->cursor().pos()); + cursorPos.setY(cursorPos.y() + offset); + if (splitViewRect.contains(cursorPos)) { + visible = true; + } + } + } + } + } + return visible; +} + +// Ensure that the input widget is visible in the splitview rect. + +void QCoeFepInputContext::ensureFocusWidgetVisible(QWidget *widget) +{ + // Native side opening and closing its virtual keyboard when it changes the keyboard layout, + // has an adverse impact on long tap timer. Cancel the timer when splitview opens to avoid this. + QSymbianControl *symControl = static_cast<QSymbianControl*>(widget->effectiveWinId()); + symControl->CancelLongTapTimer(); + + // Graphicsviews that have vertical scrollbars should always be resized to the splitview area. + // Graphicsviews without scrollbars should be translated. + + QGraphicsView *gv = qobject_cast<QGraphicsView*>(widget); + if (!gv) + return; + + const bool alwaysResize = (gv && gv->verticalScrollBarPolicy() != Qt::ScrollBarAlwaysOff); + const bool moveWithinVisibleArea = (S60->splitViewLastWidget != 0); + + QWidget *windowToMove = gv ? gv : symControl->widget(); + if (!windowToMove->isWindow()) + windowToMove = windowToMove->window(); + if (!windowToMove) { + return; + } + + // When opening the keyboard (not moving within the splitview area), save the original + // window state. In some cases, ensuring input widget visibility might lead to window + // states getting changed. + + if (!moveWithinVisibleArea) { + S60->splitViewLastWidget = widget; + m_splitViewPreviousWindowStates = windowToMove->windowState(); + } + + int windowTop = widget->window()->pos().y(); + + const bool userResize = widget->testAttribute(Qt::WA_Resized); + + QRect splitViewRect = qt_TRect2QRect(static_cast<CEikAppUi*>(S60->appUi())->ClientRect()); + + + // When resizing a window widget, it will lose its maximized window state. + // Native applications hide statuspane in splitview state, so lets move to + // fullscreen mode. This makes available area slightly bigger, which helps usability + // and greatly reduces event passing in orientation switch cases, + // as the statuspane size is not changing. + + if (!(windowToMove->windowState() & Qt::WindowFullScreen)) { + windowToMove->setWindowState( + (windowToMove->windowState() & ~(Qt::WindowMinimized | Qt::WindowFullScreen)) | Qt::WindowFullScreen); + } + + if (alwaysResize) { + windowToMove->setUpdatesEnabled(false); + if (!moveWithinVisibleArea) + m_splitViewResizeBy = widget->height(); + + windowTop = widget->geometry().top(); + widget->resize(widget->width(), splitViewRect.height() - windowTop); + + if (gv->scene()) { + const QRectF microFocusRect = gv->scene()->inputMethodQuery(Qt::ImMicroFocus).toRectF(); + gv->ensureVisible(microFocusRect); + } + windowToMove->setUpdatesEnabled(true); + } else { + if (!moveWithinVisibleArea) { + // Check if the widget contains cursorPositionChanged signal and connect to it. + const char *signal = QMetaObject::normalizedSignature(SIGNAL(cursorPositionChanged())).constData(); + int index = gv->scene()->focusItem()->toGraphicsObject()->metaObject()->indexOfSignal(signal + 1); + if (index != -1) + connect(gv->scene()->focusItem()->toGraphicsObject(), SIGNAL(cursorPositionChanged()), this, SLOT(translateInputWidget())); + } + translateInputWidget(); + } + + widget->setAttribute(Qt::WA_Resized, userResize); //not a user resize +} + static QTextCharFormat qt_TCharFormat2QTextCharFormat(const TCharFormat &cFormat, bool validStyleColor) { QTextCharFormat qFormat; @@ -474,10 +664,12 @@ void QCoeFepInputContext::applyHints(Qt::InputMethodHints hints) m_fepState->SetPermittedCases(flags); ReportAknEdStateEvent(MAknEdStateObserver::EAknEdwinStateCaseModeUpdate); - if (QSysInfo::s60Version() > QSysInfo::SV_S60_5_0) - flags = QT_EAknEditorFlagSelectionVisible; - else - flags = 0; + flags = 0; + if (QSysInfo::s60Version() > QSysInfo::SV_S60_5_0) { + if (S60->partial_keyboard) + flags |= QT_EAknEditorFlagEnablePartialScreen; + flags |= QT_EAknEditorFlagSelectionVisible; + } if (hints & ImhUppercaseOnly && !(hints & ImhLowercaseOnly) || hints & ImhLowercaseOnly && !(hints & ImhUppercaseOnly)) { flags |= EAknEditorFlagFixedCase; @@ -604,6 +796,47 @@ void QCoeFepInputContext::ensureInputCapabilitiesChanged() m_pendingInputCapabilitiesChanged = false; } +void QCoeFepInputContext::translateInputWidget() +{ + QGraphicsView *gv = qobject_cast<QGraphicsView *>(S60->splitViewLastWidget); + QRect splitViewRect = qt_TRect2QRect(static_cast<CEikAppUi*>(S60->appUi())->ClientRect()); + + QRectF cursor = gv->scene()->inputMethodQuery(Qt::ImMicroFocus).toRectF(); + QPolygon cursorP = gv->mapFromScene(cursor); + QRectF vkbRect = QRectF(splitViewRect.bottomLeft(), qApp->desktop()->rect().bottomRight()); + if (cursor.isEmpty() || vkbRect.isEmpty()) + return; + + // Fetch root item (i.e. graphicsitem with no parent) + QGraphicsItem *rootItem; + foreach (QGraphicsItem *item, gv->scene()->items()) { + if (!item->parentItem()) { + rootItem = item; + break; + } + } + if (!rootItem) + return; + + m_transformation = (rootItem->transform().isTranslating()) ? QRectF(0,0, gv->width(), rootItem->transform().dy()) : QRectF(); + + // Do nothing if the cursor is visible in the splitview area. + if (splitViewRect.contains(cursorP.boundingRect())) + return; + + // New Y position should be ideally at the center of the splitview area. + // If that would expose unpainted canvas, limit the tranformation to the visible scene bottom. + + const qreal maxY = gv->sceneRect().bottom() - splitViewRect.bottom() + m_transformation.height(); + qreal dy = -(qMin(maxY, (cursor.bottom() - vkbRect.top() / 2))); + + // Do not allow transform above screen top. + if (m_transformation.height() + dy > 0) + return; + + rootItem->setTransform(QTransform::fromTranslate(0, dy), true); +} + void QCoeFepInputContext::StartFepInlineEditL(const TDesC& aInitialInlineText, TInt aPositionOfInsertionPointInInlineText, TBool aCursorVisibility, const MFormCustomDraw* /*aCustomDraw*/, MFepInlineTextFormatRetriever& aInlineTextFormatRetriever, |