qtextbrowser.h 4.5 KB

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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 QtWidgets 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. #ifndef QTEXTBROWSER_H
  40. #define QTEXTBROWSER_H
  41. #include <QtWidgets/qtextedit.h>
  42. #include <QtCore/qurl.h>
  43. QT_BEGIN_NAMESPACE
  44. #ifndef QT_NO_TEXTBROWSER
  45. class QTextBrowserPrivate;
  46. class Q_WIDGETS_EXPORT QTextBrowser : public QTextEdit
  47. {
  48. Q_OBJECT
  49. Q_PROPERTY(QUrl source READ source WRITE setSource)
  50. Q_OVERRIDE(bool modified SCRIPTABLE false)
  51. Q_OVERRIDE(bool readOnly DESIGNABLE false SCRIPTABLE false)
  52. Q_OVERRIDE(bool undoRedoEnabled DESIGNABLE false SCRIPTABLE false)
  53. Q_PROPERTY(QStringList searchPaths READ searchPaths WRITE setSearchPaths)
  54. Q_PROPERTY(bool openExternalLinks READ openExternalLinks WRITE setOpenExternalLinks)
  55. Q_PROPERTY(bool openLinks READ openLinks WRITE setOpenLinks)
  56. public:
  57. explicit QTextBrowser(QWidget* parent = Q_NULLPTR);
  58. virtual ~QTextBrowser();
  59. QUrl source() const;
  60. QStringList searchPaths() const;
  61. void setSearchPaths(const QStringList &paths);
  62. virtual QVariant loadResource(int type, const QUrl &name) Q_DECL_OVERRIDE;
  63. bool isBackwardAvailable() const;
  64. bool isForwardAvailable() const;
  65. void clearHistory();
  66. QString historyTitle(int) const;
  67. QUrl historyUrl(int) const;
  68. int backwardHistoryCount() const;
  69. int forwardHistoryCount() const;
  70. bool openExternalLinks() const;
  71. void setOpenExternalLinks(bool open);
  72. bool openLinks() const;
  73. void setOpenLinks(bool open);
  74. public Q_SLOTS:
  75. virtual void setSource(const QUrl &name);
  76. virtual void backward();
  77. virtual void forward();
  78. virtual void home();
  79. virtual void reload();
  80. Q_SIGNALS:
  81. void backwardAvailable(bool);
  82. void forwardAvailable(bool);
  83. void historyChanged();
  84. void sourceChanged(const QUrl &);
  85. void highlighted(const QUrl &);
  86. void highlighted(const QString &);
  87. void anchorClicked(const QUrl &);
  88. protected:
  89. bool event(QEvent *e) Q_DECL_OVERRIDE;
  90. virtual void keyPressEvent(QKeyEvent *ev) Q_DECL_OVERRIDE;
  91. virtual void mouseMoveEvent(QMouseEvent *ev) Q_DECL_OVERRIDE;
  92. virtual void mousePressEvent(QMouseEvent *ev) Q_DECL_OVERRIDE;
  93. virtual void mouseReleaseEvent(QMouseEvent *ev) Q_DECL_OVERRIDE;
  94. virtual void focusOutEvent(QFocusEvent *ev) Q_DECL_OVERRIDE;
  95. virtual bool focusNextPrevChild(bool next) Q_DECL_OVERRIDE;
  96. virtual void paintEvent(QPaintEvent *e) Q_DECL_OVERRIDE;
  97. private:
  98. Q_DISABLE_COPY(QTextBrowser)
  99. Q_DECLARE_PRIVATE(QTextBrowser)
  100. Q_PRIVATE_SLOT(d_func(), void _q_documentModified())
  101. Q_PRIVATE_SLOT(d_func(), void _q_activateAnchor(const QString &))
  102. Q_PRIVATE_SLOT(d_func(), void _q_highlightLink(const QString &))
  103. };
  104. #endif // QT_NO_TEXTBROWSER
  105. QT_END_NAMESPACE
  106. #endif // QTEXTBROWSER_H