examples/tools/inputpanel/myinputpanel.cpp
changeset 0 1918ee327afb
child 3 41300fa6a67c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/examples/tools/inputpanel/myinputpanel.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,134 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "myinputpanel.h"
+
+//! [0]
+
+MyInputPanel::MyInputPanel()
+    : QWidget(0, Qt::Tool | Qt::WindowStaysOnTopHint),
+      lastFocusedWidget(0)
+{
+    form.setupUi(this);
+
+    connect(qApp, SIGNAL(focusChanged(QWidget *, QWidget *)),
+            this, SLOT(saveFocusWidget(QWidget *, QWidget *)));
+
+    signalMapper.setMapping(form.panelButton_1, form.panelButton_1);
+    signalMapper.setMapping(form.panelButton_2, form.panelButton_2);
+    signalMapper.setMapping(form.panelButton_3, form.panelButton_3);
+    signalMapper.setMapping(form.panelButton_4, form.panelButton_4);
+    signalMapper.setMapping(form.panelButton_5, form.panelButton_5);
+    signalMapper.setMapping(form.panelButton_6, form.panelButton_6);
+    signalMapper.setMapping(form.panelButton_7, form.panelButton_7);
+    signalMapper.setMapping(form.panelButton_8, form.panelButton_8);
+    signalMapper.setMapping(form.panelButton_9, form.panelButton_9);
+    signalMapper.setMapping(form.panelButton_star, form.panelButton_star);
+    signalMapper.setMapping(form.panelButton_0, form.panelButton_0);
+    signalMapper.setMapping(form.panelButton_hash, form.panelButton_hash);
+
+    connect(form.panelButton_1, SIGNAL(clicked()),
+            &signalMapper, SLOT(map()));
+    connect(form.panelButton_2, SIGNAL(clicked()),
+            &signalMapper, SLOT(map()));
+    connect(form.panelButton_3, SIGNAL(clicked()),
+            &signalMapper, SLOT(map()));
+    connect(form.panelButton_4, SIGNAL(clicked()),
+            &signalMapper, SLOT(map()));
+    connect(form.panelButton_5, SIGNAL(clicked()),
+            &signalMapper, SLOT(map()));
+    connect(form.panelButton_6, SIGNAL(clicked()),
+            &signalMapper, SLOT(map()));
+    connect(form.panelButton_7, SIGNAL(clicked()),
+            &signalMapper, SLOT(map()));
+    connect(form.panelButton_8, SIGNAL(clicked()),
+            &signalMapper, SLOT(map()));
+    connect(form.panelButton_9, SIGNAL(clicked()),
+            &signalMapper, SLOT(map()));
+    connect(form.panelButton_star, SIGNAL(clicked()),
+            &signalMapper, SLOT(map()));
+    connect(form.panelButton_0, SIGNAL(clicked()),
+            &signalMapper, SLOT(map()));
+    connect(form.panelButton_hash, SIGNAL(clicked()),
+            &signalMapper, SLOT(map()));
+
+    connect(&signalMapper, SIGNAL(mapped(QWidget *)),
+            this, SLOT(buttonClicked(QWidget *)));
+}
+
+//! [0]
+
+bool MyInputPanel::event(QEvent *e)
+{
+    switch (e->type()) {
+//! [1]
+    case QEvent::WindowActivate:
+        if (lastFocusedWidget)
+            lastFocusedWidget->activateWindow();
+        break;
+//! [1]
+    default:
+        break;
+    }
+
+    return QWidget::event(e);
+}
+
+//! [2]
+
+void MyInputPanel::saveFocusWidget(QWidget * /*oldFocus*/, QWidget *newFocus)
+{
+    if (newFocus != 0 && !this->isAncestorOf(newFocus)) {
+        lastFocusedWidget = newFocus;
+    }
+}
+
+//! [2]
+
+//! [3]
+
+void MyInputPanel::buttonClicked(QWidget *w)
+{
+    QChar chr = qvariant_cast<QChar>(w->property("buttonValue"));
+    emit characterGenerated(chr);
+}
+
+//! [3]