qstyleditemdelegate.h 4.0 KB

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  1. /****************************************************************************
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  3. ** Copyright (C) 2016 The Qt Company Ltd.
  4. ** Contact: https://www.qt.io/licensing/
  5. **
  6. ** This file is part of the QtWidgets module of the Qt Toolkit.
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  17. ** GNU Lesser General Public License Usage
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  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
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  31. ** included in the packaging of this file. Please review the following
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  36. ** $QT_END_LICENSE$
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  38. ****************************************************************************/
  39. #ifndef QSTYLEDITEMDELEGATE_H
  40. #define QSTYLEDITEMDELEGATE_H
  41. #include <QtWidgets/qabstractitemdelegate.h>
  42. #include <QtCore/qstring.h>
  43. #include <QtGui/qpixmap.h>
  44. #include <QtCore/qvariant.h>
  45. QT_BEGIN_NAMESPACE
  46. #ifndef QT_NO_ITEMVIEWS
  47. class QStyledItemDelegatePrivate;
  48. class QItemEditorFactory;
  49. class Q_WIDGETS_EXPORT QStyledItemDelegate : public QAbstractItemDelegate
  50. {
  51. Q_OBJECT
  52. public:
  53. explicit QStyledItemDelegate(QObject *parent = Q_NULLPTR);
  54. ~QStyledItemDelegate();
  55. // painting
  56. void paint(QPainter *painter,
  57. const QStyleOptionViewItem &option, const QModelIndex &index) const Q_DECL_OVERRIDE;
  58. QSize sizeHint(const QStyleOptionViewItem &option,
  59. const QModelIndex &index) const Q_DECL_OVERRIDE;
  60. // editing
  61. QWidget *createEditor(QWidget *parent,
  62. const QStyleOptionViewItem &option,
  63. const QModelIndex &index) const Q_DECL_OVERRIDE;
  64. void setEditorData(QWidget *editor, const QModelIndex &index) const Q_DECL_OVERRIDE;
  65. void setModelData(QWidget *editor,
  66. QAbstractItemModel *model,
  67. const QModelIndex &index) const Q_DECL_OVERRIDE;
  68. void updateEditorGeometry(QWidget *editor,
  69. const QStyleOptionViewItem &option,
  70. const QModelIndex &index) const Q_DECL_OVERRIDE;
  71. // editor factory
  72. QItemEditorFactory *itemEditorFactory() const;
  73. void setItemEditorFactory(QItemEditorFactory *factory);
  74. virtual QString displayText(const QVariant &value, const QLocale &locale) const;
  75. protected:
  76. virtual void initStyleOption(QStyleOptionViewItem *option,
  77. const QModelIndex &index) const;
  78. bool eventFilter(QObject *object, QEvent *event) Q_DECL_OVERRIDE;
  79. bool editorEvent(QEvent *event, QAbstractItemModel *model,
  80. const QStyleOptionViewItem &option, const QModelIndex &index) Q_DECL_OVERRIDE;
  81. private:
  82. Q_DECLARE_PRIVATE(QStyledItemDelegate)
  83. Q_DISABLE_COPY(QStyledItemDelegate)
  84. };
  85. #endif // QT_NO_ITEMVIEWS
  86. QT_END_NAMESPACE
  87. #endif // QSTYLEDITEMDELEGATE_H