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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 QtGui 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 #ifndef QCOEFEPINPUTCONTEXT_P_H |
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43 #define QCOEFEPINPUTCONTEXT_P_H |
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44 |
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45 // |
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46 // W A R N I N G |
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47 // ------------- |
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48 // |
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49 // This file is not part of the Qt API. It exists purely as an |
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50 // implementation detail. This header file may change from version to |
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51 // version without notice, or even be removed. |
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52 // |
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53 // We mean it. |
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54 // |
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55 |
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56 #ifndef QT_NO_IM |
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57 |
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58 #include "qinputcontext.h" |
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59 #include <qhash.h> |
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60 #include <private/qcore_symbian_p.h> |
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61 #include <private/qt_s60_p.h> |
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62 |
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63 #include <fepbase.h> |
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64 #include <aknedsts.h> |
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65 |
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66 QT_BEGIN_NAMESPACE |
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67 |
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68 class Q_GUI_EXPORT QCoeFepInputContext : public QInputContext, |
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69 public MCoeFepAwareTextEditor, |
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70 public MCoeFepAwareTextEditor_Extension1, |
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71 public MObjectProvider |
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72 { |
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73 Q_OBJECT |
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74 |
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75 public: |
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76 QCoeFepInputContext(QObject *parent = 0); |
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77 ~QCoeFepInputContext(); |
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78 |
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79 QString identifierName() { return QLatin1String("coefep"); } |
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80 QString language(); |
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81 |
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82 void reset(); |
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83 void update(); |
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84 |
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85 bool filterEvent(const QEvent *event); |
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86 void mouseHandler( int x, QMouseEvent *event); |
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87 bool isComposing() const { return m_isEditing; } |
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88 |
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89 void setFocusWidget(QWidget * w); |
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90 void widgetDestroyed(QWidget *w); |
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91 |
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92 TCoeInputCapabilities inputCapabilities(); |
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93 |
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94 private: |
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95 void commitCurrentString(bool triggeredBySymbian); |
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96 void updateHints(bool mustUpdateInputCapabilities); |
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97 void applyHints(Qt::InputMethodHints hints); |
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98 void applyFormat(QList<QInputMethodEvent::Attribute> *attributes); |
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99 void queueInputCapabilitiesChanged(); |
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100 |
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101 private Q_SLOTS: |
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102 void ensureInputCapabilitiesChanged(); |
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103 |
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104 // From MCoeFepAwareTextEditor |
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105 public: |
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106 void StartFepInlineEditL(const TDesC& aInitialInlineText, TInt aPositionOfInsertionPointInInlineText, |
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107 TBool aCursorVisibility, const MFormCustomDraw* aCustomDraw, |
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108 MFepInlineTextFormatRetriever& aInlineTextFormatRetriever, |
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109 MFepPointerEventHandlerDuringInlineEdit& aPointerEventHandlerDuringInlineEdit); |
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110 void UpdateFepInlineTextL(const TDesC& aNewInlineText, TInt aPositionOfInsertionPointInInlineText); |
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111 void SetInlineEditingCursorVisibilityL(TBool aCursorVisibility); |
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112 void CancelFepInlineEdit(); |
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113 TInt DocumentLengthForFep() const; |
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114 TInt DocumentMaximumLengthForFep() const; |
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115 void SetCursorSelectionForFepL(const TCursorSelection& aCursorSelection); |
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116 void GetCursorSelectionForFep(TCursorSelection& aCursorSelection) const; |
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117 void GetEditorContentForFep(TDes& aEditorContent, TInt aDocumentPosition, TInt aLengthToRetrieve) const; |
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118 void GetFormatForFep(TCharFormat& aFormat, TInt aDocumentPosition) const; |
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119 void GetScreenCoordinatesForFepL(TPoint& aLeftSideOfBaseLine, TInt& aHeight, TInt& aAscent, |
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120 TInt aDocumentPosition) const; |
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121 private: |
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122 void DoCommitFepInlineEditL(); |
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123 MCoeFepAwareTextEditor_Extension1* Extension1(TBool& aSetToTrue); |
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124 void ReportAknEdStateEvent(MAknEdStateObserver::EAknEdwinStateEvent aEventType); |
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125 |
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126 // From MCoeFepAwareTextEditor_Extension1 |
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127 public: |
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128 void SetStateTransferingOwnershipL(MCoeFepAwareTextEditor_Extension1::CState* aState, TUid aTypeSafetyUid); |
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129 MCoeFepAwareTextEditor_Extension1::CState* State(TUid aTypeSafetyUid); |
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130 |
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131 // From MObjectProvider |
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132 public: |
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133 TTypeUid::Ptr MopSupplyObject(TTypeUid id); |
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134 |
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135 private: |
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136 QSymbianControl *m_parent; |
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137 CAknEdwinState *m_fepState; |
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138 QString m_preeditString; |
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139 Qt::InputMethodHints m_lastImHints; |
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140 TUint m_textCapabilities; |
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141 bool m_isEditing; |
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142 bool m_inDestruction; |
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143 bool m_pendingInputCapabilitiesChanged; |
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144 int m_cursorVisibility; |
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145 int m_inlinePosition; |
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146 MFepInlineTextFormatRetriever *m_formatRetriever; |
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147 MFepPointerEventHandlerDuringInlineEdit *m_pointerHandler; |
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148 }; |
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149 |
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150 QT_END_NAMESPACE |
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151 |
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152 #endif // QT_NO_IM |
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153 |
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154 #endif // QCOEFEPINPUTCONTEXT_P_H |