diff options
Diffstat (limited to 'src/virtualkeyboard/platforminputcontext.cpp')
| -rw-r--r-- | src/virtualkeyboard/platforminputcontext.cpp | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/src/virtualkeyboard/platforminputcontext.cpp b/src/virtualkeyboard/platforminputcontext.cpp new file mode 100644 index 00000000..408ddf08 --- /dev/null +++ b/src/virtualkeyboard/platforminputcontext.cpp @@ -0,0 +1,217 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc +** All rights reserved. +** For any questions to Digia, please use contact form at http://qt.digia.com +** +** This file is part of the Qt Quick Enterprise Controls add-on. +** +** Licensees holding valid Qt Enterprise licenses may use this file in +** accordance with the Qt Enterprise License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. +** +** If you have questions regarding the use of this file, please use +** contact form at http://qt.digia.com +** +****************************************************************************/ + +#include "platforminputcontext.h" +#include "declarativeinputcontext.h" +#include "abstractinputpanel.h" +#ifdef HAVE_XCB +#include "xcbinputpanel.h" +#else +#include "appinputpanel.h" +#endif +#include "virtualkeyboarddebug.h" + +#include <QWindow> +#include <QGuiApplication> + +PlatformInputContext::PlatformInputContext() : + m_declarativeContext(0), +#ifdef HAVE_XCB + m_inputPanel(new XcbInputPanel(this)), +#else + m_inputPanel(new AppInputPanel(this)), +#endif + m_inputPanelCreated(false), + m_focusObject(0), + m_locale("en_GB"), + m_inputDirection(Qt::LeftToRight) +{ +} + +PlatformInputContext::~PlatformInputContext() +{ +} + +bool PlatformInputContext::isValid() const +{ + return true; +} + +void PlatformInputContext::reset() +{ + VIRTUALKEYBOARD_DEBUG() << "PlatformInputContext::reset()"; + if (m_declarativeContext) + m_declarativeContext->reset(); +} + +void PlatformInputContext::commit() +{ + VIRTUALKEYBOARD_DEBUG() << "PlatformInputContext::commit()"; + if (m_declarativeContext) + m_declarativeContext->externalCommit(); +} + +void PlatformInputContext::update(Qt::InputMethodQueries queries) +{ + VIRTUALKEYBOARD_DEBUG() << "PlatformInputContext::update():" << queries; + if (m_declarativeContext) + m_declarativeContext->update(queries); +} + +void PlatformInputContext::invokeAction(QInputMethod::Action action, int cursorPosition) +{ + VIRTUALKEYBOARD_DEBUG() << "PlatformInputContext::invokeAction():" << action << cursorPosition; +} + +bool PlatformInputContext::filterEvent(const QEvent *event) +{ + return QPlatformInputContext::filterEvent(event); +} + +QRectF PlatformInputContext::keyboardRect() const +{ + return m_declarativeContext ? m_declarativeContext->keyboardRectangle() : QRectF(); +} + +bool PlatformInputContext::isAnimating() const +{ + return m_declarativeContext ? m_declarativeContext->animating() : false; +} + +void PlatformInputContext::showInputPanel() +{ + if (!m_inputPanelCreated) { + m_inputPanel->createView(); + m_inputPanelCreated = true; + } + if (m_inputPanel->isVisible()) + return; + m_inputPanel->show(); + emitInputPanelVisibleChanged(); +} + +void PlatformInputContext::hideInputPanel() +{ + if (!m_inputPanel->isVisible()) + return; + m_inputPanel->hide(); + emitInputPanelVisibleChanged(); +} + +bool PlatformInputContext::isInputPanelVisible() const +{ + return m_inputPanel->isVisible(); +} + +QLocale PlatformInputContext::locale() const +{ + return m_locale; +} + +void PlatformInputContext::setLocale(QLocale locale) +{ + if (m_locale != locale) { + m_locale = locale; + emitLocaleChanged(); + } +} + +Qt::LayoutDirection PlatformInputContext::inputDirection() const +{ + return m_inputDirection; +} + +void PlatformInputContext::setInputDirection(Qt::LayoutDirection direction) +{ + if (m_inputDirection != direction) { + m_inputDirection = direction; + emitInputDirectionChanged(m_inputDirection); + } +} + +QObject *PlatformInputContext::focusObject() +{ + return m_focusObject; +} + +void PlatformInputContext::setFocusObject(QObject *object) +{ + VIRTUALKEYBOARD_DEBUG() << "PlatformInputContext::setFocusObject():" << object; + if (m_focusObject == object) + return; + m_focusObject = object; + emit focusObjectChanged(); + bool enabled; + if (m_focusObject) { + QInputMethodQueryEvent event(Qt::ImEnabled); + sendEvent(&event); + enabled = event.value(Qt::ImEnabled).toBool(); + } else { + enabled = false; + } + if (m_declarativeContext) { + bool focus = (object != 0 && enabled); + m_declarativeContext->setFocus(focus); + if (focus) + m_declarativeContext->update(Qt::ImQueryAll); + else + hideInputPanel(); + } +} + +DeclarativeInputContext *PlatformInputContext::declarativeInputContext() const +{ + return m_declarativeContext; +} + +void PlatformInputContext::sendEvent(QEvent *event) +{ + if (m_focusObject) + QGuiApplication::sendEvent(m_focusObject, event); +} + +void PlatformInputContext::sendKeyEvent(QKeyEvent *event) +{ + const QGuiApplication *app = qApp; + QWindow *focusWindow = app ? app->focusWindow() : 0; + if (focusWindow) + QGuiApplication::sendEvent(focusWindow, event); +} + +QVariant PlatformInputContext::inputMethodQuery(Qt::InputMethodQuery query) +{ + QInputMethodQueryEvent event(query); + sendEvent(&event); + return event.value(query); +} + +void PlatformInputContext::setDeclarativeContext(DeclarativeInputContext *context) +{ + if (m_declarativeContext) { + disconnect(this, SLOT(keyboardRectangleChanged())); + } + m_declarativeContext = context; + if (m_declarativeContext) { + connect(m_declarativeContext, SIGNAL(keyboardRectangleChanged()), SLOT(keyboardRectangleChanged())); + } +} + +void PlatformInputContext::keyboardRectangleChanged() +{ + m_inputPanel->setInputRect(m_declarativeContext->keyboardRectangle().toRect()); +} |