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qquickpathview_p.h

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1 /**************************************************************************** -

2 ** -

3 ** Copyright (C) 2016 The Qt Company Ltd. -

4 ** Contact: https://www.qt.io/licensing/ -

5 ** -

6 ** This file is part of the QtQuick module of the Qt Toolkit. -

7 ** -

8 ** $QT_BEGIN_LICENSE:LGPL$ -

9 ** Commercial License Usage -

10 ** Licensees holding valid commercial Qt licenses may use this file in -

11 ** accordance with the commercial license agreement provided with the -

12 ** Software or, alternatively, in accordance with the terms contained in -

13 ** a written agreement between you and The Qt Company. For licensing terms -

14 ** and conditions see https://www.qt.io/terms-conditions. For further -

15 ** information use the contact form at https://www.qt.io/contact-us. -

16 ** -

17 ** GNU Lesser General Public License Usage -

18 ** Alternatively, this file may be used under the terms of the GNU Lesser -

19 ** General Public License version 3 as published by the Free Software -

20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the -

21 ** packaging of this file. Please review the following information to -

22 ** ensure the GNU Lesser General Public License version 3 requirements -

23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -

24 ** -

25 ** GNU General Public License Usage -

26 ** Alternatively, this file may be used under the terms of the GNU -

27 ** General Public License version 2.0 or (at your option) the GNU General -

28 ** Public license version 3 or any later version approved by the KDE Free -

29 ** Qt Foundation. The licenses are as published by the Free Software -

30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -

31 ** included in the packaging of this file. Please review the following -

32 ** information to ensure the GNU General Public License requirements will -

33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and -

34 ** https://www.gnu.org/licenses/gpl-3.0.html. -

35 ** -

36 ** $QT_END_LICENSE$ -

37 ** -

38 ****************************************************************************/ -

39 -

40 #ifndef QQUICKPATHVIEW_P_H -

41 #define QQUICKPATHVIEW_P_H -

42 -

43 // -

44 // W A R N I N G -

45 // ------------- -

46 // -

47 // This file is not part of the Qt API. It exists purely as an -

48 // implementation detail. This header file may change from version to -

49 // version without notice, or even be removed. -

50 // -

51 // We mean it. -

52 // -

53 -

54 #include <private/qtquickglobal_p.h> -

55 -

56 QT_REQUIRE_CONFIG(quick_pathview); -

57 -

58 #include "qquickitem.h" -

59 -

60 #include <private/qtquickglobal_p.h> -

61 #include <private/qquickpath_p.h> -

62 -

63 QT_BEGIN_NAMESPACE -

64 -

65 class QQmlChangeSet; -

66 -

67 class QQuickPathViewPrivate; -

68 class QQuickPathViewAttached; -

69 class Q_QUICK_PRIVATE_EXPORT QQuickPathView : public QQuickItem -

70 { -

71 Q_OBJECT -

72 -

73 Q_PROPERTY(QVariant model READ model WRITE setModel NOTIFY modelChanged) -

74 Q_PROPERTY(QQuickPath *path READ path WRITE setPath NOTIFY pathChanged) -

75 Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentIndexChanged) -

76 Q_PROPERTY(QQuickItem *currentItem READ currentItem NOTIFY currentItemChanged) -

77 Q_PROPERTY(qreal offset READ offset WRITE setOffset NOTIFY offsetChanged) -

78 -

79 Q_PROPERTY(QQmlComponent *highlight READ highlight WRITE setHighlight NOTIFY highlightChanged) -

80 Q_PROPERTY(QQuickItem *highlightItem READ highlightItem NOTIFY highlightItemChanged) -

81 -

82 Q_PROPERTY(qreal preferredHighlightBegin READ preferredHighlightBegin WRITE setPreferredHighlightBegin NOTIFY preferredHighlightBeginChanged) -

83 Q_PROPERTY(qreal preferredHighlightEnd READ preferredHighlightEnd WRITE setPreferredHighlightEnd NOTIFY preferredHighlightEndChanged) -

84 Q_PROPERTY(HighlightRangeMode highlightRangeMode READ highlightRangeMode WRITE setHighlightRangeMode NOTIFY highlightRangeModeChanged) -

85 Q_PROPERTY(int highlightMoveDuration READ highlightMoveDuration WRITE setHighlightMoveDuration NOTIFY highlightMoveDurationChanged) -

86 -

87 Q_PROPERTY(qreal dragMargin READ dragMargin WRITE setDragMargin NOTIFY dragMarginChanged) -

88 Q_PROPERTY(qreal maximumFlickVelocity READ maximumFlickVelocity WRITE setMaximumFlickVelocity NOTIFY maximumFlickVelocityChanged) -

89 Q_PROPERTY(qreal flickDeceleration READ flickDeceleration WRITE setFlickDeceleration NOTIFY flickDecelerationChanged) -

90 Q_PROPERTY(bool interactive READ isInteractive WRITE setInteractive NOTIFY interactiveChanged) -

91 -

92 Q_PROPERTY(bool moving READ isMoving NOTIFY movingChanged) -

93 Q_PROPERTY(bool flicking READ isFlicking NOTIFY flickingChanged) -

94 Q_PROPERTY(bool dragging READ isDragging NOTIFY draggingChanged) -

95 -

96 Q_PROPERTY(int count READ count NOTIFY countChanged) -

97 Q_PROPERTY(QQmlComponent *delegate READ delegate WRITE setDelegate NOTIFY delegateChanged) -

98 Q_PROPERTY(int pathItemCount READ pathItemCount WRITE setPathItemCount RESET resetPathItemCount NOTIFY pathItemCountChanged) -

99 Q_PROPERTY(SnapMode snapMode READ snapMode WRITE setSnapMode NOTIFY snapModeChanged) -

100 Q_PROPERTY(MovementDirection movementDirection READ movementDirection WRITE setMovementDirection NOTIFY movementDirectionChanged REVISION 7) -

101 -

102 Q_PROPERTY(int cacheItemCount READ cacheItemCount WRITE setCacheItemCount NOTIFY cacheItemCountChanged) -

103 -

104 public: -

105 QQuickPathView(QQuickItem *parent = nullptr); -

106 virtual ~QQuickPathView(); -

107 -

108 QVariant model() const; -

109 void setModel(const QVariant &); -

110 -

111 QQuickPath *path() const; -

112 void setPath(QQuickPath *); -

113 -

114 int currentIndex() const; -

115 void setCurrentIndex(int idx); -

116 -

117 QQuickItem *currentItem() const; -

118 -

119 qreal offset() const; -

120 void setOffset(qreal offset); -

121 -

122 QQmlComponent *highlight() const; -

123 void setHighlight(QQmlComponent *highlight); -

124 QQuickItem *highlightItem() const; -

125 -

126 enum HighlightRangeMode { NoHighlightRange, ApplyRange, StrictlyEnforceRange }; -

127 Q_ENUM(HighlightRangeMode) -

128 HighlightRangeMode highlightRangeMode() const; -

129 void setHighlightRangeMode(HighlightRangeMode mode); -

130 -

131 qreal preferredHighlightBegin() const; -

132 void setPreferredHighlightBegin(qreal); -

133 -

134 qreal preferredHighlightEnd() const; -

135 void setPreferredHighlightEnd(qreal); -

136 -

137 int highlightMoveDuration() const; -

138 void setHighlightMoveDuration(int); -

139 -

140 qreal dragMargin() const; -

141 void setDragMargin(qreal margin); -

142 -

143 qreal flickDeceleration() const; -

144 void setFlickDeceleration(qreal dec); -

145 -

146 qreal maximumFlickVelocity() const; -

147 void setMaximumFlickVelocity(qreal); -

148 -

149 bool isInteractive() const; -

150 void setInteractive(bool); -

151 -

152 bool isMoving() const; -

153 bool isFlicking() const; -

154 bool isDragging() const; -

155 -

156 int count() const; -

157 -

158 QQmlComponent *delegate() const; -

159 void setDelegate(QQmlComponent *); -

160 -

161 int pathItemCount() const; -

162 void setPathItemCount(int); -

163 void resetPathItemCount(); -

164 -

165 int cacheItemCount() const; -

166 void setCacheItemCount(int); -

167 -

168 enum SnapMode { NoSnap, SnapToItem, SnapOneItem }; -

169 Q_ENUM(SnapMode) -

170 SnapMode snapMode() const; -

171 void setSnapMode(SnapMode mode); -

172 -

173 enum MovementDirection { Shortest, Negative, Positive }; -

174 Q_ENUM(MovementDirection) -

175 MovementDirection movementDirection() const; -

176 void setMovementDirection(MovementDirection dir); -

177 -

178 enum PositionMode { Beginning, Center, End, Contain=4, SnapPosition }; // 3 == Visible in other views -

179 Q_ENUM(PositionMode) -

180 Q_INVOKABLE void positionViewAtIndex(int index, int mode); -

181 Q_INVOKABLE int indexAt(qreal x, qreal y) const; -

182 Q_INVOKABLE QQuickItem *itemAt(qreal x, qreal y) const; -

183 -

184 static QQuickPathViewAttached *qmlAttachedProperties(QObject *); -

185 -

186 public Q_SLOTS: -

187 void incrementCurrentIndex(); -

188 void decrementCurrentIndex(); -

189 -

190 Q_SIGNALS: -

191 void currentIndexChanged(); -

192 void currentItemChanged(); -

193 void offsetChanged(); -

194 void modelChanged(); -

195 void countChanged(); -

196 void pathChanged(); -

197 void preferredHighlightBeginChanged(); -

198 void preferredHighlightEndChanged(); -

199 void highlightRangeModeChanged(); -

200 void dragMarginChanged(); -

201 void snapPositionChanged(); -

202 void delegateChanged(); -

203 void pathItemCountChanged(); -

204 void maximumFlickVelocityChanged(); -

205 void flickDecelerationChanged(); -

206 void interactiveChanged(); -

207 void movingChanged(); -

208 void flickingChanged(); -

209 void draggingChanged(); -

210 void highlightChanged(); -

211 void highlightItemChanged(); -

212 void highlightMoveDurationChanged(); -

213 void movementStarted(); -

214 void movementEnded(); -

215 Q_REVISION(7) void movementDirectionChanged(); -

216 void flickStarted(); -

217 void flickEnded(); -

218 void dragStarted(); -

219 void dragEnded(); -

220 void snapModeChanged(); -

221 void cacheItemCountChanged(); -

222 -

223 protected: -

224 void updatePolish() override; -

225 void mousePressEvent(QMouseEvent *event) override; -

226 void mouseMoveEvent(QMouseEvent *event) override; -

227 void mouseReleaseEvent(QMouseEvent *) override; -

228 bool sendMouseEvent(QMouseEvent *event); -

229 bool childMouseEventFilter(QQuickItem *, QEvent *) override; -

230 void mouseUngrabEvent() override; -

231 void componentComplete() override; -

232 -

233 private Q_SLOTS: -

234 void refill(); -

235 void ticked(); -

236 void movementEnding(); -

237 void modelUpdated(const QQmlChangeSet &changeSet, bool reset); -

238 void createdItem(int index, QObject *item); -

239 void initItem(int index, QObject *item); -

240 void destroyingItem(QObject *item); -

241 void pathUpdated(); -

242 -

243 private: -

244 friend class QQuickPathViewAttached; -

245 Q_DISABLE_COPY(QQuickPathView) -

Q_DECLARE_PRIVATE(QQuickPathView)

executed 19000 times by 3 tests: return reinterpret_cast<QQuickPathViewPrivate *>(qGetPtrHelper(d_ptr));

Executed by:

tst_examples
tst_qquickpathview
tst_qquickvisualdatamodel

executed 4003 times by 3 tests: return reinterpret_cast<const QQuickPathViewPrivate *>(qGetPtrHelper(d_ptr));

Executed by:

tst_examples
tst_qquickpathview
tst_qquickvisualdatamodel

4003-19000

247 }; -

248 -

249 class QQmlOpenMetaObject; -

250 class QQuickPathViewAttached : public QObject -

251 { -

252 Q_OBJECT -

253 -

254 Q_PROPERTY(QQuickPathView *view READ view CONSTANT) -

255 Q_PROPERTY(bool isCurrentItem READ isCurrentItem NOTIFY currentItemChanged) -

256 Q_PROPERTY(bool onPath READ isOnPath NOTIFY pathChanged) -

257 -

258 public: -

259 QQuickPathViewAttached(QObject *parent); -

260 ~QQuickPathViewAttached(); -

261 -

QQuickPathView *view() const { return m_view; }

executed 312 times by 1 test: return m_view;

Executed by:

tst_qquickpathview

312

263 -

bool isCurrentItem() const { return m_isCurrent; }

executed 3396 times by 2 tests: return m_isCurrent;

Executed by:

tst_examples
tst_qquickpathview

3396

265 void setIsCurrentItem(bool c) { -

if (m_isCurrent != c) {

m_isCurrent != c	Description
TRUE	evaluated 1514 times by 3 tests Evaluated by: tst_examples tst_qquickpathview tst_qquickvisualdatamodel
FALSE	evaluated 20 times by 1 test Evaluated by: tst_qquickpathview

20-1514

267 m_isCurrent = c; -

268 Q_EMIT currentItemChanged(); -

}

executed 1514 times by 3 tests: end of block

Executed by:

tst_examples
tst_qquickpathview
tst_qquickvisualdatamodel

1514

}

executed 1534 times by 3 tests: end of block

Executed by:

tst_examples
tst_qquickpathview
tst_qquickvisualdatamodel

1534

271 -

272 QVariant value(const QByteArray &name) const; -

273 void setValue(const QByteArray &name, const QVariant &val); -

274 -

bool isOnPath() const { return m_onPath; }

executed 1554 times by 2 tests: return m_onPath;

Executed by:

tst_examples
tst_qquickpathview

1554

276 void setOnPath(bool on) { -

if (on != m_onPath) {

on != m_onPath	Description
TRUE	evaluated 5531 times by 3 tests Evaluated by: tst_examples tst_qquickpathview tst_qquickvisualdatamodel
FALSE	evaluated 41157 times by 3 tests Evaluated by: tst_examples tst_qquickpathview tst_qquickvisualdatamodel

5531-41157

278 m_onPath = on; -

279 Q_EMIT pathChanged(); -

}

executed 5531 times by 3 tests: end of block

Executed by:

tst_examples
tst_qquickpathview
tst_qquickvisualdatamodel

5531

}

executed 46688 times by 3 tests: end of block

Executed by:

tst_examples
tst_qquickpathview
tst_qquickvisualdatamodel

46688

282 qreal m_percent; -

283 -

284 Q_SIGNALS: -

285 void currentItemChanged(); -

286 void pathChanged(); -

287 -

288 private: -

289 friend class QQuickPathViewPrivate; -

290 friend class QQuickPathView; -

291 QQuickPathView *m_view; -

292 QQmlOpenMetaObject *m_metaobject; -

293 bool m_onPath : 1; -

294 bool m_isCurrent : 1; -

295 }; -

296 -

297 -

298 QT_END_NAMESPACE -

299 -

300 QML_DECLARE_TYPE(QQuickPathView) -

301 QML_DECLARE_TYPEINFO(QQuickPathView, QML_HAS_ATTACHED_PROPERTIES) -

302 -

303 #endif // QQUICKPATHVIEW_P_H -

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