Add implementation of virtual keyboard based on BPS events

Backport of a818a1eb2f3d2c5ac61da7e1a8cf1b341e63aed1

Change-Id: I32bc78eb465890702cbf657b077fdf1f8e8e4a63
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>
Reviewed-by: Robin Burchell <robin+qt@viroteck.net>

1 files changed, 209 insertions, 0 deletions

diff --git a/src/plugins/platforms/blackberry/qbbvirtualkeyboardbps.cpp b/src/plugins/platforms/blackberry/qbbvirtualkeyboardbps.cpp
new file mode 100644
index 0000000..c364f3b
--- /dev/null
+++ b/src/plugins/platforms/blackberry/qbbvirtualkeyboardbps.cpp
@@ -0,0 +1,209 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Research In Motion
+**
+** Contact: Research In Motion <blackberry-qt@qnx.com>
+** Contact: Klarälvdalens Datakonsult AB <info@kdab.com>
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//#define QBBVIRTUALKEYBOARD_DEBUG
+
+#include "qbbvirtualkeyboardbps.h"
+
+#include <QDebug>
+
+#include <bps/event.h>
+#include <bps/locale.h>
+#include <bps/virtualkeyboard.h>
+
+QT_BEGIN_NAMESPACE
+
+QBBVirtualKeyboardBps::QBBVirtualKeyboardBps(QObject *parent)
+    : QBBAbstractVirtualKeyboard(parent)
+{
+    if (locale_request_events(0) != BPS_SUCCESS)
+        qWarning("QBB: Failed to register for locale events");
+
+    if (virtualkeyboard_request_events(0) != BPS_SUCCESS)
+        qWarning("QBB: Failed to register for virtual keyboard events");
+
+    int height = 0;
+    if (virtualkeyboard_get_height(&height) != BPS_SUCCESS)
+        qWarning("QBB: Failed to get virtual keyboard height");
+
+    setHeight(height);
+}
+
+bool QBBVirtualKeyboardBps::handleEvent(bps_event_t *event)
+{
+    const int eventDomain = bps_event_get_domain(event);
+    if (eventDomain == locale_get_domain())
+        return handleLocaleEvent(event);
+
+    if (eventDomain == virtualkeyboard_get_domain())
+        return handleVirtualKeyboardEvent(event);
+
+    return false;
+}
+
+bool QBBVirtualKeyboardBps::showKeyboard()
+{
+#if defined(QBBVIRTUALKEYBOARD_DEBUG)
+    qDebug() << Q_FUNC_INFO << "current visibility=" << isVisible();
+#endif
+
+    virtualkeyboard_show();
+    return true;
+}
+
+bool QBBVirtualKeyboardBps::hideKeyboard()
+{
+#if defined(QBBVIRTUALKEYBOARD_DEBUG)
+    qDebug() << Q_FUNC_INFO << "current visibility=" << isVisible();
+#endif
+
+    virtualkeyboard_hide();
+    return true;
+}
+
+void QBBVirtualKeyboardBps::applyKeyboardMode(KeyboardMode mode)
+{
+    virtualkeyboard_layout_t layout = VIRTUALKEYBOARD_LAYOUT_DEFAULT;
+
+    switch (mode) {
+    case Url:
+        layout = VIRTUALKEYBOARD_LAYOUT_URL;
+        break;
+
+    case Email:
+        layout = VIRTUALKEYBOARD_LAYOUT_EMAIL;
+        break;
+
+    case Web:
+        layout = VIRTUALKEYBOARD_LAYOUT_WEB;
+        break;
+
+    case NumPunc:
+        layout = VIRTUALKEYBOARD_LAYOUT_NUM_PUNC;
+        break;
+
+    case Symbol:
+        layout = VIRTUALKEYBOARD_LAYOUT_SYMBOL;
+        break;
+
+    case Phone:
+        layout = VIRTUALKEYBOARD_LAYOUT_PHONE;
+        break;
+
+    case Pin:
+        layout = VIRTUALKEYBOARD_LAYOUT_PIN;
+        break;
+
+    case Default: // fall through
+    default:
+        layout = VIRTUALKEYBOARD_LAYOUT_DEFAULT;
+        break;
+    }
+
+#if defined(QBBVIRTUALKEYBOARD_DEBUG)
+    qDebug() << Q_FUNC_INFO << "mode=" << mode;
+#endif
+
+    virtualkeyboard_change_options(layout, VIRTUALKEYBOARD_ENTER_DEFAULT);
+}
+
+bool QBBVirtualKeyboardBps::handleLocaleEvent(bps_event_t *event)
+{
+    if (bps_event_get_code(event) == LOCALE_INFO) {
+        const QString language = QString::fromAscii(locale_event_get_language(event));
+        const QString country  = QString::fromAscii(locale_event_get_country(event));
+
+#if defined(QBBVIRTUALKEYBOARD_DEBUG)
+        qDebug() << Q_FUNC_INFO << "current language/country" << languageId() << "/" << countryId()
+                 << "new language/country=" << language << "/" << country;
+#endif
+        setLanguage(language);
+        setCountry(country);
+        return true;
+    }
+
+#if defined(QBBVIRTUALKEYBOARD_DEBUG)
+    qDebug() << "QBB: Unhandled locale event. code=" << bps_event_get_code(event);
+#endif
+
+    return false;
+}
+
+bool QBBVirtualKeyboardBps::handleVirtualKeyboardEvent(bps_event_t *event)
+{
+    switch (bps_event_get_code(event)) {
+    case VIRTUALKEYBOARD_EVENT_VISIBLE:
+        #if defined(QBBVIRTUALKEYBOARD_DEBUG)
+        qDebug() << Q_FUNC_INFO << "EVENT VISIBLE: current visibility=" << isVisible();
+        #endif
+
+        setVisible(true);
+        break;
+
+    case VIRTUALKEYBOARD_EVENT_HIDDEN:
+        #if defined(QBBVIRTUALKEYBOARD_DEBUG)
+        qDebug() << Q_FUNC_INFO << "EVENT HIDDEN: current visibility=" << isVisible();
+        #endif
+
+        setVisible(false);
+        break;
+
+    case VIRTUALKEYBOARD_EVENT_INFO: {
+        const int newHeight = virtualkeyboard_event_get_height(event);
+
+        #if defined(QBBVIRTUALKEYBOARD_DEBUG)
+        qDebug() << Q_FUNC_INFO << "EVENT INFO: current height=" << getHeight() << "new height=" << newHeight;
+        #endif
+
+        setHeight(newHeight);
+        break;
+    }
+
+    default:
+        #if defined(QBBVIRTUALKEYBOARD_DEBUG)
+        qDebug() << "QBB: Unhandled virtual keyboard event. code=" << bps_event_get_code(event);
+        #endif
+
+        return false;
+    }
+
+    return true;
+}
+
+QT_END_NAMESPACE