| 1 | /****************************************************************************
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| 2 | **
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| 3 | ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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| 4 | ** All rights reserved.
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| 5 | ** Contact: Nokia Corporation (qt-info@nokia.com)
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| 6 | **
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| 7 | ** This file is part of the examples of the Qt Toolkit.
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| 8 | **
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| 9 | ** $QT_BEGIN_LICENSE:BSD$
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| 10 | ** You may use this file under the terms of the BSD license as follows:
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| 11 | **
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| 12 | ** "Redistribution and use in source and binary forms, with or without
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| 13 | ** modification, are permitted provided that the following conditions are
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| 14 | ** met:
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| 15 | ** * Redistributions of source code must retain the above copyright
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| 16 | ** notice, this list of conditions and the following disclaimer.
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| 17 | ** * Redistributions in binary form must reproduce the above copyright
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| 18 | ** notice, this list of conditions and the following disclaimer in
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| 19 | ** the documentation and/or other materials provided with the
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| 20 | ** distribution.
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| 21 | ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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| 22 | ** the names of its contributors may be used to endorse or promote
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| 23 | ** products derived from this software without specific prior written
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| 24 | ** permission.
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| 25 | **
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| 26 | ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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| 27 | ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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| 28 | ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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| 29 | ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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| 30 | ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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| 31 | ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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| 32 | ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 33 | ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 34 | ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 35 | ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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| 36 | ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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| 37 | ** $QT_END_LICENSE$
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| 38 | **
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| 39 | ****************************************************************************/
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| 40 |
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| 41 | #include "myinputpanel.h"
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| 42 |
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| 43 | //! [0]
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| 44 |
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| 45 | MyInputPanel::MyInputPanel()
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| 46 | : QWidget(0, Qt::Tool | Qt::WindowStaysOnTopHint),
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| 47 | lastFocusedWidget(0)
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| 48 | {
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| 49 | form.setupUi(this);
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| 50 |
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| 51 | connect(qApp, SIGNAL(focusChanged(QWidget*,QWidget*)),
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| 52 | this, SLOT(saveFocusWidget(QWidget*,QWidget*)));
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| 53 |
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| 54 | signalMapper.setMapping(form.panelButton_1, form.panelButton_1);
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| 55 | signalMapper.setMapping(form.panelButton_2, form.panelButton_2);
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| 56 | signalMapper.setMapping(form.panelButton_3, form.panelButton_3);
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| 57 | signalMapper.setMapping(form.panelButton_4, form.panelButton_4);
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| 58 | signalMapper.setMapping(form.panelButton_5, form.panelButton_5);
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| 59 | signalMapper.setMapping(form.panelButton_6, form.panelButton_6);
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| 60 | signalMapper.setMapping(form.panelButton_7, form.panelButton_7);
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| 61 | signalMapper.setMapping(form.panelButton_8, form.panelButton_8);
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| 62 | signalMapper.setMapping(form.panelButton_9, form.panelButton_9);
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| 63 | signalMapper.setMapping(form.panelButton_star, form.panelButton_star);
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| 64 | signalMapper.setMapping(form.panelButton_0, form.panelButton_0);
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| 65 | signalMapper.setMapping(form.panelButton_hash, form.panelButton_hash);
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| 66 |
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| 67 | connect(form.panelButton_1, SIGNAL(clicked()),
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| 68 | &signalMapper, SLOT(map()));
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| 69 | connect(form.panelButton_2, SIGNAL(clicked()),
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| 70 | &signalMapper, SLOT(map()));
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| 71 | connect(form.panelButton_3, SIGNAL(clicked()),
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| 72 | &signalMapper, SLOT(map()));
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| 73 | connect(form.panelButton_4, SIGNAL(clicked()),
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| 74 | &signalMapper, SLOT(map()));
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| 75 | connect(form.panelButton_5, SIGNAL(clicked()),
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| 76 | &signalMapper, SLOT(map()));
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| 77 | connect(form.panelButton_6, SIGNAL(clicked()),
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| 78 | &signalMapper, SLOT(map()));
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| 79 | connect(form.panelButton_7, SIGNAL(clicked()),
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| 80 | &signalMapper, SLOT(map()));
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| 81 | connect(form.panelButton_8, SIGNAL(clicked()),
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| 82 | &signalMapper, SLOT(map()));
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| 83 | connect(form.panelButton_9, SIGNAL(clicked()),
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| 84 | &signalMapper, SLOT(map()));
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| 85 | connect(form.panelButton_star, SIGNAL(clicked()),
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| 86 | &signalMapper, SLOT(map()));
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| 87 | connect(form.panelButton_0, SIGNAL(clicked()),
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| 88 | &signalMapper, SLOT(map()));
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| 89 | connect(form.panelButton_hash, SIGNAL(clicked()),
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| 90 | &signalMapper, SLOT(map()));
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| 91 |
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| 92 | connect(&signalMapper, SIGNAL(mapped(QWidget*)),
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| 93 | this, SLOT(buttonClicked(QWidget*)));
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| 94 | }
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| 95 |
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| 96 | //! [0]
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| 97 |
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| 98 | bool MyInputPanel::event(QEvent *e)
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| 99 | {
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| 100 | switch (e->type()) {
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| 101 | //! [1]
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| 102 | case QEvent::WindowActivate:
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| 103 | if (lastFocusedWidget)
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| 104 | lastFocusedWidget->activateWindow();
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| 105 | break;
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| 106 | //! [1]
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| 107 | default:
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| 108 | break;
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| 109 | }
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| 110 |
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| 111 | return QWidget::event(e);
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| 112 | }
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| 113 |
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| 114 | //! [2]
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| 115 |
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| 116 | void MyInputPanel::saveFocusWidget(QWidget * /*oldFocus*/, QWidget *newFocus)
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| 117 | {
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| 118 | if (newFocus != 0 && !this->isAncestorOf(newFocus)) {
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| 119 | lastFocusedWidget = newFocus;
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| 120 | }
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| 121 | }
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| 122 |
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| 123 | //! [2]
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| 124 |
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| 125 | //! [3]
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| 126 |
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| 127 | void MyInputPanel::buttonClicked(QWidget *w)
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| 128 | {
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| 129 | QChar chr = qvariant_cast<QChar>(w->property("buttonValue"));
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| 130 | emit characterGenerated(chr);
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| 131 | }
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| 132 |
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| 133 | //! [3]
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