diff options
Diffstat (limited to 'src/quick/items/qquicktextdocument_p.h')
| -rw-r--r-- | src/quick/items/qquicktextdocument_p.h | 138 |
1 files changed, 59 insertions, 79 deletions
diff --git a/src/quick/items/qquicktextdocument_p.h b/src/quick/items/qquicktextdocument_p.h index 9c5152d442..3e5236a55c 100644 --- a/src/quick/items/qquicktextdocument_p.h +++ b/src/quick/items/qquicktextdocument_p.h @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtQuick module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2018 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #ifndef QQUICKTEXTDOCUMENT_P_H #define QQUICKTEXTDOCUMENT_P_H @@ -51,60 +15,76 @@ // We mean it. // -#include <QtCore/qhash.h> -#include <QtCore/qvariant.h> -#include <QtGui/qimage.h> -#include <QtGui/qtextdocument.h> +#include "qquicktextdocument.h" + #include <QtGui/qabstracttextdocumentlayout.h> -#include <QtGui/qtextlayout.h> +#include <QtGui/qtextdocument.h> +#include <QtGui/qtextdocumentfragment.h> +#include <QtGui/qtextformat.h> +#include <QtCore/qrect.h> +#include <QtCore/private/qobject_p_p.h> + +#if QT_CONFIG(mimetype) +#include <QtCore/qmimedatabase.h> +#endif QT_BEGIN_NAMESPACE -class QQuickItem; class QQuickPixmap; -class QQmlContext; - -class Q_AUTOTEST_EXPORT QQuickTextDocumentWithImageResources : public QTextDocument, public QTextObjectInterface +class QQuickTextEdit; + +/*! \internal + QTextImageHandler would attempt to resolve relative paths, and load the + image itself if the document returns an invalid image from loadResource(). + We replace it with this version instead, because Qt Quick's text resources + are resolved against the Text item's context, and because we override + intrinsicSize(). drawObject() is empty because we don't need to use this + handler to paint images: they get put into scene graph nodes instead. +*/ +class QQuickTextImageHandler : public QObject, public QTextObjectInterface { Q_OBJECT Q_INTERFACES(QTextObjectInterface) public: - QQuickTextDocumentWithImageResources(QQuickItem *parent); - virtual ~QQuickTextDocumentWithImageResources(); - - void setText(const QString &); -#if QT_CONFIG(textmarkdownreader) - void setMarkdownText(const QString &); -#endif - int resourcesLoading() const { return outstanding; } - + QQuickTextImageHandler(QObject *parent = nullptr); + ~QQuickTextImageHandler() override = default; QSizeF intrinsicSize(QTextDocument *doc, int posInDocument, const QTextFormat &format) override; - void drawObject(QPainter *p, const QRectF &rect, QTextDocument *doc, int posInDocument, const QTextFormat &format) override; - - QImage image(const QTextImageFormat &format) const; - -public Q_SLOTS: - void clearResources(); - -Q_SIGNALS: - void imagesLoaded(); - -protected: - QVariant loadResource(int type, const QUrl &name) override; - - QQuickPixmap *loadPixmap(QQmlContext *context, const QUrl &name); - -private Q_SLOTS: - void reset(); - void requestFinished(); + void drawObject(QPainter *, const QRectF &, QTextDocument *, int, const QTextFormat &) override { } +}; -private: - QHash<QUrl, QQuickPixmap *> m_resources; +class QQuickTextDocumentPrivate : public QObjectPrivate +{ + Q_DECLARE_PUBLIC(QQuickTextDocument) +public: + static QQuickTextDocumentPrivate *get(QQuickTextDocument *doc) { return doc->d_func(); } + static const QQuickTextDocumentPrivate *get(const QQuickTextDocument *doc) { return doc->d_func(); } + + void load(); + void writeTo(const QUrl &fileUrl); + QTextDocument *document() const; + void setDocument(QTextDocument *doc); + void setStatus(QQuickTextDocument::Status s, const QString &err); + + // so far the QQuickItem given to the QQuickTextDocument ctor is always a QQuickTextEdit + QQuickTextEdit *editor = nullptr; + QUrl url; + QString errorString; + Qt::TextFormat detectedFormat = Qt::AutoText; // url's extension, independent of TextEdit.textFormat + std::optional<QStringConverter::Encoding> encoding; // only relevant for HTML (Qt::RichText) + QQuickTextDocument::Status status = QQuickTextDocument::Status::Null; +}; - int outstanding; - static QSet<QUrl> errors; +namespace QtPrivate { +class ProtectedLayoutAccessor: public QAbstractTextDocumentLayout +{ +public: + inline QTextCharFormat formatAccessor(int pos) + { + return format(pos); + } }; +} // namespace QtPrivate QT_END_NAMESPACE -#endif // QQUICKDOCUMENT_P_H +#endif // QQUICKTEXTDOCUMENT_P_H |