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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2009 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 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 |
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42 #include <QtCore> |
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43 |
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44 #include "myinputpanelcontext.h" |
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45 |
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46 //! [0] |
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47 |
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48 MyInputPanelContext::MyInputPanelContext() |
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49 { |
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50 inputPanel = new MyInputPanel; |
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51 connect(inputPanel, SIGNAL(characterGenerated(QChar)), SLOT(sendCharacter(QChar))); |
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52 } |
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53 |
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54 //! [0] |
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55 |
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56 MyInputPanelContext::~MyInputPanelContext() |
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57 { |
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58 delete inputPanel; |
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59 } |
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60 |
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61 //! [1] |
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62 |
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63 bool MyInputPanelContext::filterEvent(const QEvent* event) |
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64 { |
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65 if (event->type() == QEvent::RequestSoftwareInputPanel) { |
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66 updatePosition(); |
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67 inputPanel->show(); |
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68 return true; |
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69 } else if (event->type() == QEvent::CloseSoftwareInputPanel) { |
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70 inputPanel->hide(); |
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71 return true; |
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72 } |
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73 return false; |
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74 } |
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75 |
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76 //! [1] |
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77 |
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78 QString MyInputPanelContext::identifierName() |
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79 { |
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80 return "MyInputPanelContext"; |
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81 } |
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82 |
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83 void MyInputPanelContext::reset() |
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84 { |
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85 } |
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86 |
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87 bool MyInputPanelContext::isComposing() const |
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88 { |
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89 return false; |
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90 } |
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91 |
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92 QString MyInputPanelContext::language() |
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93 { |
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94 return "en_US"; |
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95 } |
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96 |
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97 //! [2] |
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98 |
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99 void MyInputPanelContext::sendCharacter(QChar character) |
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100 { |
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101 QPointer<QWidget> w = focusWidget(); |
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102 |
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103 if (!w) |
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104 return; |
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105 |
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106 QKeyEvent keyPress(QEvent::KeyPress, character.unicode(), Qt::NoModifier, QString(character)); |
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107 QApplication::sendEvent(w, &keyPress); |
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108 |
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109 if (!w) |
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110 return; |
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111 |
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112 QKeyEvent keyRelease(QEvent::KeyPress, character.unicode(), Qt::NoModifier, QString()); |
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113 QApplication::sendEvent(w, &keyRelease); |
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114 } |
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115 |
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116 //! [2] |
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117 |
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118 //! [3] |
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119 |
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120 void MyInputPanelContext::updatePosition() |
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121 { |
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122 QWidget *widget = focusWidget(); |
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123 if (!widget) |
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124 return; |
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125 |
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126 QRect widgetRect = widget->rect(); |
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127 QPoint panelPos = QPoint(widgetRect.left(), widgetRect.bottom() + 2); |
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128 panelPos = widget->mapToGlobal(panelPos); |
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129 inputPanel->move(panelPos); |
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130 } |
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131 |
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132 //! [3] |