1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2019 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtWebEngine 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 // 41 // W A R N I N G 42 // ------------- 43 // 44 // This file is not part of the Qt API. It exists purely as an 45 // implementation detail. This header file may change from version to 46 // version without notice, or even be removed. 47 // 48 // We mean it. 49 // 50 51 #ifndef FIND_TEXT_HELPER_H 52 #define FIND_TEXT_HELPER_H 53 54 #include "qtwebenginecoreglobal_p.h" 55 56 #include "qwebenginecallback_p.h" 57 #include <QJSValue> 58 59 namespace content { 60 class WebContents; 61 } 62 63 namespace gfx { 64 class Rect; 65 } 66 67 namespace QtWebEngineCore { 68 69 class WebContentsAdapterClient; 70 71 class Q_WEBENGINECORE_PRIVATE_EXPORT FindTextHelper { 72 public: 73 FindTextHelper(content::WebContents *webContents, WebContentsAdapterClient *viewClient); 74 ~FindTextHelper(); 75 76 void startFinding(const QString &findText, bool caseSensitively, bool findBackward, const QWebEngineCallback<bool> resultCallback); 77 void startFinding(const QString &findText, bool caseSensitively, bool findBackward, const QJSValue &resultCallback); 78 void startFinding(const QString &findText, bool caseSensitively, bool findBackward); 79 void stopFinding(); 80 bool isFindTextInProgress() const; 81 void handleFindReply(content::WebContents *source, int requestId, int numberOfMatches, const gfx::Rect &selectionRect, int activeMatch, bool finalUpdate); 82 void handleLoadCommitted(); 83 84 private: 85 void invokeResultCallback(int requestId, int numberOfMatches); 86 87 content::WebContents *m_webContents; 88 WebContentsAdapterClient *m_viewClient; 89 90 static int m_findRequestIdCounter; 91 int m_currentFindRequestId; 92 int m_lastCompletedFindRequestId; 93 94 QString m_previousFindText; 95 96 QMap<int, QJSValue> m_quickCallbacks; 97 CallbackDirectory m_widgetCallbacks; 98 }; 99 100 } // namespace QtWebEngineCore 101 102 #endif // FIND_TEXT_HELPER_H 103