2010-03-29 19:16:23 +02:00
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/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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2012-01-26 18:33:46 +01:00
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** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
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2010-03-29 19:16:23 +02:00
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**
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2011-11-02 15:59:12 +01:00
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** Contact: Nokia Corporation (qt-info@nokia.com)
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2010-03-29 19:16:23 +02:00
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**
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**
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** GNU Lesser General Public License Usage
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**
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2011-04-13 08:42:33 +02:00
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this file.
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** Please review the following information to ensure the GNU Lesser General
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** Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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2010-03-29 19:16:23 +02:00
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**
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2010-12-17 16:01:08 +01:00
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** In addition, as a special exception, Nokia gives you certain additional
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2011-04-13 08:42:33 +02:00
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** rights. These rights are described in the Nokia Qt LGPL Exception
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2010-12-17 16:01:08 +01:00
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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2011-04-13 08:42:33 +02:00
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** Other Usage
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**
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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2010-12-17 16:01:08 +01:00
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** If you have questions regarding the use of this file, please contact
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2011-11-02 15:59:12 +01:00
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** Nokia at qt-info@nokia.com.
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2010-03-29 19:16:23 +02:00
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**
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**************************************************************************/
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#include "helpviewer.h"
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#if !defined(QT_NO_WEBKIT)
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#include "centralwidget.h"
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#include "helpconstants.h"
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2010-11-16 14:15:23 +01:00
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#include "localhelpmanager.h"
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2010-03-29 19:16:23 +02:00
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#include "openpagesmanager.h"
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2012-05-22 14:36:18 +02:00
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#include <QDebug>
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2012-02-15 10:42:41 +01:00
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#include <QFileInfo>
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#include <QString>
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#include <QStringBuilder>
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#include <QTimer>
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2012-05-22 14:36:18 +02:00
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#include <QWebFrame>
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2010-03-29 19:16:23 +02:00
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2012-02-15 10:42:41 +01:00
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#include <QApplication>
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2012-05-22 14:36:18 +02:00
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#include <QDesktopServices>
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2012-02-15 10:42:41 +01:00
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#include <QWheelEvent>
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2010-03-29 19:16:23 +02:00
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2012-02-15 10:42:41 +01:00
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#include <QHelpEngine>
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2010-03-29 19:16:23 +02:00
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2012-02-15 10:42:41 +01:00
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#include <QNetworkReply>
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#include <QNetworkRequest>
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2010-03-29 19:16:23 +02:00
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2011-07-15 15:24:43 +02:00
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#include <utils/networkaccessmanager.h>
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2010-11-11 16:49:17 +01:00
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2010-03-29 19:16:23 +02:00
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using namespace Find;
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using namespace Help;
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using namespace Help::Internal;
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2012-05-22 14:36:18 +02:00
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static const char g_htmlPage[] = "<html><head><meta http-equiv=\"content-type\" content=\"text/html; "
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"charset=UTF-8\"><title>%1</title><style>body{padding: 3em 0em;background: #eeeeee;}"
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"hr{color: lightgray;width: 100%;}img{float: left;opacity: .8;}#box{background: white;border: 1px solid "
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"lightgray;width: 600px;padding: 60px;margin: auto;}h1{font-size: 130%;font-weight: bold;border-bottom: "
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"1px solid lightgray;margin-left: 48px;}h2{font-size: 100%;font-weight: normal;border-bottom: 1px solid "
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"lightgray;margin-left: 48px;}ul{font-size: 80%;padding-left: 48px;margin: 0;}#reloadButton{padding-left:"
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"48px;}</style></head><body><div id=\"box\"><img src=\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACA"
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"AAAAgCAYAAABzenr0AAAABHNCSVQICAgIfAhkiAAAAAlwSFlzAAAOxAAADsQBlSsOGwAABnxJREFUWIXtlltsHGcVx3/fzO7MXuy92X"
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"ux17u+Jb61bEMiCk0INCjw0AckEIaHcH2oH5CSoChQAq0s8RJD5SYbiFOrUlOqEOChlSioREIlqkJoKwFKSoNQktpxUpqNE3vXu/ZeZ"
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"me+j4e1gwKRYruK+sKRPmk0M+ec3/mf78w38H/7kE2sx2lyctLdGov9UNWd6nxh/tTIyMi59QJo63Fyu8V2Xbj3BkPxgyB2jY6OrisO"
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"gGutDtlstsMwA8eDQT2k6zeIxZJ7pHTOAyfWA7Bmcp/Ps8frjadrpVdxl/fh92uGxxv5zvj4c5H7DnDs2JGHg8HEtwVzpFtPkOrNIRa"
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"OEo13b/H7nb33FWB4eFj3+0Pf9/nCfo/9SwYfyZPcYBFtfR0PF4i0pB8fGxt74L4B7NixYzgYbP+8pr1Hf8/vbt/PbC8i55+nra2rLR"
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"Rq2ccaJ2tVABMTB8OBQORHkUhCN8on6NlSgyqNBcRjf8VUfybVObTr2Z89+5m1AKxqCoQIPR6Ndm6U9hk6U68xObGFy5fDCF3i8+p87"
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"QtvUpw6SrjjRbMQjjyRzWb/tHfv3tpqYt9TgSNHjgwkEqn9rVETd+UknQ/UuPDPzSwsbiW/8DDTMw+RuxGhK30ZNX+Szp6hnVKyazXJ"
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"7wkwOjqqBQKBfX39mahV/iPtqbdQSsfrKaNpJQRFFPNoCJIb6tTnXqG3s1WkuzbuHx8/lvzAAJFIZHt7csNXS6VrhGSWzqE6utCQdpn"
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"S4hILxQUKhTl0HLCb6eud5tLZJ9m27dODTU3a7g8EkM1mzZaW6NOZTMZbn/85HT03oBrGrrqxnUUKhQL5fIFSsQhOHWqSlrBEVH5PMf"
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"cWfYObvnX06NHMugF0Xf96Kt2/eebKadqDv6GpyQt1ExTYtSXm5uYpFheQTg0NBywLaet0x3P86+2nyTz4kZjfH9g/PDysrxlgfHw8m"
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"WhLPdnf36OX33+enqEyWH6wNXB0apUSxeIijqPweHRM3Qa7hqxZtEQcguo1Lr05wcDQli9u3br1c2sGCATCBwcGtqSnL75MV/Qs1P1I"
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"S0DVwcm7mL+VY3p6itnZG1TKizjlReyiRb1Sp1aGnpjF/KVjdHUl/G3J9A8mJyeDqwY4fPjwg9FY22MuvYQ9e5Ku7iK1fJFK/jrVfA6"
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"rmKeYv0m1MksudxPHqSJrNtYiOEvglIA6JIxrXHz9x/T2bfqktOWXVgUwMjLiDgTChwcGMi1X//4Mgx2nWcpZVAtlrJLEXgLdAc/y5y"
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"scaaEt3oqhg6oDFuCAbUNn3KJ85TgsTRFrT313fHz8rmN5B0Amk3ksGks9emX6DeL6r/C5JHUblA1IUA64dAg1A7jw+lswDROhGs+Ro"
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"GTjfSWhOzDH7Pmf0tbR1+/1evfcDeD2wXHo0KFQazTxRnf30MDSlVE+2vEKblOiHGAlgQJNwcwMXL0OHi8EfZAMgccA6TQS44CU4BZw"
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"4ZpBpesgNf/mhZl339m5e/fuv9xVAZ+v6alYYsPAws3TdHhfxTBlQ1ansVQdlAVaHWwH3s3B2XcMbuUh6AVpLbfBBsdpqGXVob3ZoTr"
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"za0LB1mBTU/P3/lsBfbn6rnBL4pDHsJvdxeP0xqYQQt2WdQVCo9GCiZfgqefc/ONGBunp5KHke/iNRtVyRa1lfX0eRaV4k/myl6bkIx"
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"s//rFN50+dOnXxDgWam4PPBEPxdnvxNCn/GTxeHU0YaJobTdMQukDXwK2D0GE6B+AmnQ5T1zspWwZuE4ThQne70U0D3TRwmW6EYdARd"
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"9BmX8aj2UZzKPrE2NjY7bF0TUxkPxEIhD/rVC8T4W/0DaawLAO3oxrlKIVSEqEa16ZLsv+bkoow8IYNPjV4nWRHEpfPxFMXKARCY3nj"
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"NDZZc0xScIpMT/2C1uSubeVS4RvAEQDxwgsv/iGeSO9Uxd8Ss15CKeM/0qsVLRsB1XJQF1C2oFJx8HkFLl1Hoa/kBHHnb5EANN2mUI0"
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"i0we4tehcnZme2XHgwL4pl9BELBJpwhv/MoKvAAKBhtAEQghMj4nhNjE9Xlwu13J1opFAgFpOKh0bq26Dgmp5iZpVQ0qJUgolGyomhI"
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"atNMRcvj176Ce9wJQrd/39M+WlpY5are66PRQaaKIhpSY0BHqjKpfAtVKbaEAoANXAsFEoe7ltOEipaHROoZRCAEIooZS8fO7cuUsr6"
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"gDc89i8D/b2h5Dzf+3fzO2jy1yqBcAAAAAASUVORK5CYII=\" width=\"32\"height=\"32\" /><h1>%2</h1><h2>%3</h2>"
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"<ul>%4%5%6%7</ul></div></body></html>";
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// some of the values we will replace %1...6 inside the former html
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const QString g_percent1 = QCoreApplication::translate("HelpViewer", "Error 404...");
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const QString g_percent2 = QCoreApplication::translate("HelpViewer", "The page could not be found!");
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// percent3 will be the url of the page we got the error from
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const QString g_percent4 = QCoreApplication::translate("HelpViewer", "<li>Check that you have one or more "
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"documentation sets installed.</li>");
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const QString g_percent5 = QCoreApplication::translate("HelpViewer", "<li>Check that you have installed the "
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"appropriate browser plug-in to support the file your loading.</li>");
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const QString g_percent6 = QCoreApplication::translate("HelpViewer", "<li>If you try to access a public "
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"URL, make sure to have a network connection.</li>");
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const QString g_percent7 = QCoreApplication::translate("HelpViewer", "<li>If your computer or network is "
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"protected by a firewall or proxy, make sure the application is permitted to access the network.</li>");
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2010-03-29 19:16:23 +02:00
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// -- HelpNetworkReply
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class HelpNetworkReply : public QNetworkReply
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{
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public:
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HelpNetworkReply(const QNetworkRequest &request, const QByteArray &fileData,
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const QString &mimeType);
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2011-01-11 16:10:09 +01:00
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virtual void abort() {}
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2010-03-29 19:16:23 +02:00
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virtual qint64 bytesAvailable() const
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{ return data.length() + QNetworkReply::bytesAvailable(); }
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protected:
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virtual qint64 readData(char *data, qint64 maxlen);
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private:
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QByteArray data;
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2011-01-11 16:10:09 +01:00
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qint64 dataLength;
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2010-03-29 19:16:23 +02:00
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};
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HelpNetworkReply::HelpNetworkReply(const QNetworkRequest &request,
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const QByteArray &fileData, const QString& mimeType)
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2011-01-11 16:10:09 +01:00
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: data(fileData)
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, dataLength(fileData.length())
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2010-03-29 19:16:23 +02:00
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{
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setRequest(request);
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setOpenMode(QIODevice::ReadOnly);
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setHeader(QNetworkRequest::ContentTypeHeader, mimeType);
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2011-01-11 16:10:09 +01:00
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setHeader(QNetworkRequest::ContentLengthHeader, QByteArray::number(dataLength));
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2010-03-29 19:16:23 +02:00
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QTimer::singleShot(0, this, SIGNAL(metaDataChanged()));
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QTimer::singleShot(0, this, SIGNAL(readyRead()));
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2012-03-28 16:29:23 +02:00
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QTimer::singleShot(0, this, SIGNAL(finished()));
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2010-03-29 19:16:23 +02:00
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}
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qint64 HelpNetworkReply::readData(char *buffer, qint64 maxlen)
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{
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qint64 len = qMin(qint64(data.length()), maxlen);
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if (len) {
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qMemCopy(buffer, data.constData(), len);
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data.remove(0, len);
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}
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return len;
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}
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// -- HelpNetworkAccessManager
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2011-07-15 15:24:43 +02:00
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class HelpNetworkAccessManager : public Utils::NetworkAccessManager
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2010-03-29 19:16:23 +02:00
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{
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public:
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HelpNetworkAccessManager(QObject *parent);
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protected:
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virtual QNetworkReply *createRequest(Operation op,
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const QNetworkRequest &request, QIODevice *outgoingData = 0);
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};
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HelpNetworkAccessManager::HelpNetworkAccessManager(QObject *parent)
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2011-07-15 15:24:43 +02:00
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: Utils::NetworkAccessManager(parent)
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2010-03-29 19:16:23 +02:00
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{
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}
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2010-06-14 14:31:34 +02:00
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QNetworkReply *HelpNetworkAccessManager::createRequest(Operation op,
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const QNetworkRequest &request, QIODevice* outgoingData)
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2010-03-29 19:16:23 +02:00
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{
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2010-08-16 15:20:09 +02:00
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if (!HelpViewer::isLocalUrl(request.url()))
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2011-07-15 15:24:43 +02:00
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return Utils::NetworkAccessManager::createRequest(op, request, outgoingData);
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2010-06-14 14:31:34 +02:00
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2010-04-19 19:08:02 +02:00
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QString url = request.url().toString();
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2010-06-11 13:11:37 +02:00
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const QHelpEngineCore &engine = LocalHelpManager::helpEngine();
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2010-04-19 19:08:02 +02:00
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// TODO: For some reason the url to load is already wrong (passed from webkit)
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// though the css file and the references inside should work that way. One
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// possible problem might be that the css is loaded at the same level as the
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// html, thus a path inside the css like (../images/foo.png) might cd out of
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// the virtual folder
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if (!engine.findFile(url).isValid()) {
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2010-04-28 15:04:00 +02:00
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if (url.startsWith(HelpViewer::NsNokia) || url.startsWith(HelpViewer::NsTrolltech)) {
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2010-04-23 12:11:23 +02:00
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QUrl newUrl = request.url();
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2012-01-30 15:31:28 +01:00
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if (!newUrl.path().startsWith(QLatin1String("/qdoc/")) ||
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!newUrl.path().startsWith(QLatin1String("/doc/"))) {
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QString path = newUrl.path();
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newUrl.setPath(QLatin1String("/qdoc/") + path);
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if (!engine.findFile(newUrl).isValid())
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newUrl.setPath(QLatin1String("/doc/") + path);
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2010-04-23 12:11:23 +02:00
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url = newUrl.toString();
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2010-04-19 19:08:02 +02:00
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}
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}
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2010-03-29 19:16:23 +02:00
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}
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2010-04-19 19:08:02 +02:00
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const QString &mimeType = HelpViewer::mimeFromUrl(url);
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2010-03-30 16:10:05 +02:00
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const QByteArray &data = engine.findFile(url).isValid() ? engine.fileData(url)
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2012-05-22 14:36:18 +02:00
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: QString::fromLatin1(g_htmlPage).arg(g_percent1, g_percent2, HelpViewer::tr("Error loading: %1")
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.arg(url), g_percent4, g_percent6, g_percent7, QString()).toUtf8();
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2010-04-19 19:08:02 +02:00
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return new HelpNetworkReply(request, data, mimeType.isEmpty()
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? QLatin1String("application/octet-stream") : mimeType);
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2010-03-29 19:16:23 +02:00
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}
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// -- HelpPage
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class HelpPage : public QWebPage
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{
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2012-05-22 14:36:18 +02:00
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Q_OBJECT
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2010-03-29 19:16:23 +02:00
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public:
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HelpPage(QObject *parent);
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protected:
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virtual QWebPage *createWindow(QWebPage::WebWindowType);
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virtual void triggerAction(WebAction action, bool checked = false);
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virtual bool acceptNavigationRequest(QWebFrame *frame,
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const QNetworkRequest &request, NavigationType type);
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|
2012-05-22 14:36:18 +02:00
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|
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private slots:
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void onHandleUnsupportedContent(QNetworkReply *reply);
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|
2010-03-29 19:16:23 +02:00
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|
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private:
|
2012-05-22 14:36:18 +02:00
|
|
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QUrl m_loadingUrl;
|
2010-03-29 19:16:23 +02:00
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|
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bool closeNewTabIfNeeded;
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|
2010-03-30 18:40:35 +02:00
|
|
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friend class Help::Internal::HelpViewer;
|
2010-03-29 19:16:23 +02:00
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Qt::MouseButtons m_pressedButtons;
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Qt::KeyboardModifiers m_keyboardModifiers;
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};
|
2012-05-22 14:36:18 +02:00
|
|
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#include "helpviewer_qwv.moc"
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// - HelpPage
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2010-03-29 19:16:23 +02:00
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HelpPage::HelpPage(QObject *parent)
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: QWebPage(parent)
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, closeNewTabIfNeeded(false)
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, m_pressedButtons(Qt::NoButton)
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, m_keyboardModifiers(Qt::NoModifier)
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{
|
2012-05-22 14:36:18 +02:00
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setForwardUnsupportedContent(true);
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connect(this, SIGNAL(unsupportedContent(QNetworkReply*)), this,
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SLOT(onHandleUnsupportedContent(QNetworkReply*)));
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2010-03-29 19:16:23 +02:00
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}
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QWebPage *HelpPage::createWindow(QWebPage::WebWindowType)
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{
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HelpPage* newPage = static_cast<HelpPage*>(OpenPagesManager::instance()
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.createPage()->page());
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newPage->closeNewTabIfNeeded = closeNewTabIfNeeded;
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closeNewTabIfNeeded = false;
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return newPage;
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}
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void HelpPage::triggerAction(WebAction action, bool checked)
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{
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switch (action) {
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case OpenLinkInNewWindow:
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closeNewTabIfNeeded = true;
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default: // fall through
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QWebPage::triggerAction(action, checked);
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break;
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}
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}
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|
2012-05-22 14:36:18 +02:00
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|
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bool HelpPage::acceptNavigationRequest(QWebFrame *frame, const QNetworkRequest &request,
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QWebPage::NavigationType type)
|
2010-03-29 19:16:23 +02:00
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|
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{
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const bool closeNewTab = closeNewTabIfNeeded;
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closeNewTabIfNeeded = false;
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const QUrl &url = request.url();
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if (HelpViewer::launchWithExternalApp(url)) {
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if (closeNewTab)
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QMetaObject::invokeMethod(&OpenPagesManager::instance(), "closeCurrentPage");
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return false;
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}
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if (type == QWebPage::NavigationTypeLinkClicked
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&& (m_keyboardModifiers & Qt::ControlModifier || m_pressedButtons == Qt::MidButton)) {
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m_pressedButtons = Qt::NoButton;
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m_keyboardModifiers = Qt::NoModifier;
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|
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OpenPagesManager::instance().createPage(url);
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return false;
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}
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|
2012-05-22 14:36:18 +02:00
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|
|
if (frame == mainFrame())
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m_loadingUrl = request.url();
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|
2010-03-29 19:16:23 +02:00
|
|
|
return true;
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}
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|
2012-05-22 14:36:18 +02:00
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|
|
void HelpPage::onHandleUnsupportedContent(QNetworkReply *reply)
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|
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{
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|
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// sub resource of this page
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|
|
if (m_loadingUrl != reply->url()) {
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|
|
qWarning() << "Resource" << reply->url().toEncoded() << "has unknown Content-Type, will be ignored.";
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|
|
reply->deleteLater();
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|
return;
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|
|
}
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|
// set a default error string we are going to display
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|
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QString errorString = HelpViewer::tr("Unknown or unsupported Content!");
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|
|
if (reply->error() == QNetworkReply::NoError) {
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|
|
// try to open the url using using the desktop service
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|
|
|
if (QDesktopServices::openUrl(reply->url())) {
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|
|
reply->deleteLater();
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|
|
return;
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|
|
}
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|
|
// seems we failed, now we show the error page inside creator
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|
|
} else {
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|
|
errorString = reply->errorString();
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|
|
}
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|
// setup html
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|
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const QString html = QString::fromLatin1(g_htmlPage).arg(g_percent1, errorString,
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HelpViewer::tr("Error loading: %1").arg(reply->url().toString()), g_percent4, g_percent5, g_percent6,
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|
|
g_percent7);
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|
|
// update the current layout
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|
|
QList<QWebFrame*> frames;
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|
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frames.append(mainFrame());
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|
|
while (!frames.isEmpty()) {
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|
|
QWebFrame *frame = frames.takeFirst();
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|
|
if (frame->url() == reply->url()) {
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|
|
frame->setHtml(html, reply->url());
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|
|
return;
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|
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}
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QList<QWebFrame *> children = frame->childFrames();
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|
|
foreach (QWebFrame *frame, children)
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|
frames.append(frame);
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|
}
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|
|
if (m_loadingUrl == reply->url())
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|
|
mainFrame()->setHtml(html, reply->url());
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}
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|
2010-03-29 19:16:23 +02:00
|
|
|
// -- HelpViewer
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|
|
HelpViewer::HelpViewer(qreal zoom, QWidget *parent)
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|
|
: QWebView(parent)
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|
|
|
{
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|
|
setAcceptDrops(false);
|
2010-09-22 15:01:33 +02:00
|
|
|
installEventFilter(this);
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|
2012-05-22 14:36:18 +02:00
|
|
|
QWebSettings::globalSettings()->setAttribute(QWebSettings::JavaEnabled, true);
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|
|
QWebSettings::globalSettings()->setAttribute(QWebSettings::PluginsEnabled, true);
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|
|
QWebSettings::globalSettings()->setAttribute(QWebSettings::DnsPrefetchEnabled, true);
|
2010-03-29 19:16:23 +02:00
|
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|
|
setPage(new HelpPage(this));
|
2011-01-11 16:10:22 +01:00
|
|
|
HelpNetworkAccessManager *manager = new HelpNetworkAccessManager(this);
|
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|
|
page()->setNetworkAccessManager(manager);
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|
|
connect(manager, SIGNAL(finished(QNetworkReply*)), this,
|
|
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|
|
SLOT(slotNetworkReplyFinished(QNetworkReply*)));
|
2010-03-29 19:16:23 +02:00
|
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|
QAction* action = pageAction(QWebPage::OpenLinkInNewWindow);
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|
action->setText(tr("Open Link as New Page"));
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|
pageAction(QWebPage::DownloadLinkToDisk)->setVisible(false);
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|
pageAction(QWebPage::DownloadImageToDisk)->setVisible(false);
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|
pageAction(QWebPage::OpenImageInNewWindow)->setVisible(false);
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|
connect(pageAction(QWebPage::Copy), SIGNAL(changed()), this,
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|
|
SLOT(actionChanged()));
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|
connect(pageAction(QWebPage::Back), SIGNAL(changed()), this,
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|
|
SLOT(actionChanged()));
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|
connect(pageAction(QWebPage::Forward), SIGNAL(changed()), this,
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|
|
SLOT(actionChanged()));
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|
connect(this, SIGNAL(urlChanged(QUrl)), this, SIGNAL(sourceChanged(QUrl)));
|
2011-01-11 13:16:12 +01:00
|
|
|
connect(this, SIGNAL(loadStarted()), this, SLOT(slotLoadStarted()));
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|
connect(this, SIGNAL(loadFinished(bool)), this, SLOT(slotLoadFinished(bool)));
|
2010-03-29 19:16:23 +02:00
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|
connect(this, SIGNAL(titleChanged(QString)), this, SIGNAL(titleChanged()));
|
2010-06-01 13:13:59 +02:00
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|
|
connect(page(), SIGNAL(printRequested(QWebFrame*)), this, SIGNAL(printRequested()));
|
2010-03-29 19:16:23 +02:00
|
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|
|
setFont(viewerFont());
|
|
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|
|
setTextSizeMultiplier(zoom == 0.0 ? 1.0 : zoom);
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|
|
}
|
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|
|
HelpViewer::~HelpViewer()
|
|
|
|
|
{
|
|
|
|
|
}
|
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|
|
|
|
|
|
QFont HelpViewer::viewerFont() const
|
|
|
|
|
{
|
|
|
|
|
QWebSettings* webSettings = QWebSettings::globalSettings();
|
|
|
|
|
QFont font(QApplication::font().family(),
|
|
|
|
|
webSettings->fontSize(QWebSettings::DefaultFontSize));
|
2010-06-11 13:11:37 +02:00
|
|
|
const QHelpEngineCore &engine = LocalHelpManager::helpEngine();
|
2010-03-29 19:16:23 +02:00
|
|
|
return qVariantValue<QFont>(engine.customValue(QLatin1String("font"),
|
|
|
|
|
font));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void HelpViewer::setViewerFont(const QFont &font)
|
|
|
|
|
{
|
|
|
|
|
QWebSettings *webSettings = settings();
|
|
|
|
|
webSettings->setFontFamily(QWebSettings::StandardFont, font.family());
|
|
|
|
|
webSettings->setFontSize(QWebSettings::DefaultFontSize, font.pointSize());
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void HelpViewer::scaleUp()
|
|
|
|
|
{
|
|
|
|
|
setTextSizeMultiplier(textSizeMultiplier() + 0.1);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void HelpViewer::scaleDown()
|
|
|
|
|
{
|
2011-11-09 09:39:58 +01:00
|
|
|
setTextSizeMultiplier(qMax(qreal(0.0), textSizeMultiplier() - qreal(0.1)));
|
2010-03-29 19:16:23 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void HelpViewer::resetScale()
|
|
|
|
|
{
|
|
|
|
|
setTextSizeMultiplier(1.0);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
qreal HelpViewer::scale() const
|
|
|
|
|
{
|
|
|
|
|
return textSizeMultiplier();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
QString HelpViewer::title() const
|
|
|
|
|
{
|
|
|
|
|
return QWebView::title();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void HelpViewer::setTitle(const QString &title)
|
|
|
|
|
{
|
|
|
|
|
Q_UNUSED(title)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
QUrl HelpViewer::source() const
|
|
|
|
|
{
|
|
|
|
|
return url();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void HelpViewer::setSource(const QUrl &url)
|
|
|
|
|
{
|
|
|
|
|
load(url);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
QString HelpViewer::selectedText() const
|
|
|
|
|
{
|
|
|
|
|
return QWebView::selectedText();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
bool HelpViewer::isForwardAvailable() const
|
|
|
|
|
{
|
|
|
|
|
return pageAction(QWebPage::Forward)->isEnabled();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
bool HelpViewer::isBackwardAvailable() const
|
|
|
|
|
{
|
|
|
|
|
return pageAction(QWebPage::Back)->isEnabled();
|
|
|
|
|
}
|
|
|
|
|
|
2010-07-15 13:30:04 +02:00
|
|
|
bool HelpViewer::findText(const QString &text, Find::FindFlags flags,
|
2011-01-14 11:19:57 +01:00
|
|
|
bool incremental, bool fromSearch, bool *wrapped)
|
2010-03-29 19:16:23 +02:00
|
|
|
{
|
2010-08-11 21:13:44 +02:00
|
|
|
Q_UNUSED(incremental);
|
|
|
|
|
Q_UNUSED(fromSearch);
|
2011-01-14 11:19:57 +01:00
|
|
|
if (wrapped)
|
|
|
|
|
*wrapped = false;
|
|
|
|
|
QWebPage::FindFlags options;
|
2010-07-15 13:30:04 +02:00
|
|
|
if (flags & Find::FindBackward)
|
2010-03-29 19:16:23 +02:00
|
|
|
options |= QWebPage::FindBackward;
|
2010-07-15 13:30:04 +02:00
|
|
|
if (flags & Find::FindCaseSensitively)
|
2010-03-29 19:16:23 +02:00
|
|
|
options |= QWebPage::FindCaseSensitively;
|
|
|
|
|
|
|
|
|
|
bool found = QWebView::findText(text, options);
|
2011-01-14 11:19:57 +01:00
|
|
|
if (!found) {
|
|
|
|
|
options |= QWebPage::FindWrapsAroundDocument;
|
|
|
|
|
found = QWebView::findText(text, options);
|
|
|
|
|
if (found && wrapped)
|
|
|
|
|
*wrapped = true;
|
|
|
|
|
}
|
2010-03-29 19:16:23 +02:00
|
|
|
options = QWebPage::HighlightAllOccurrences;
|
|
|
|
|
QWebView::findText(QLatin1String(""), options); // clear first
|
|
|
|
|
QWebView::findText(text, options); // force highlighting of all other matches
|
|
|
|
|
return found;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// -- public slots
|
|
|
|
|
|
|
|
|
|
void HelpViewer::copy()
|
|
|
|
|
{
|
|
|
|
|
triggerPageAction(QWebPage::Copy);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void HelpViewer::forward()
|
|
|
|
|
{
|
|
|
|
|
QWebView::forward();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void HelpViewer::backward()
|
|
|
|
|
{
|
|
|
|
|
back();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// -- protected
|
|
|
|
|
|
|
|
|
|
void HelpViewer::keyPressEvent(QKeyEvent *e)
|
|
|
|
|
{
|
|
|
|
|
// TODO: remove this once we support multiple keysequences per command
|
|
|
|
|
if (e->key() == Qt::Key_Insert && e->modifiers() == Qt::CTRL) {
|
|
|
|
|
if (!selectedText().isEmpty())
|
|
|
|
|
copy();
|
|
|
|
|
}
|
|
|
|
|
QWebView::keyPressEvent(e);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void HelpViewer::wheelEvent(QWheelEvent *event)
|
|
|
|
|
{
|
|
|
|
|
if (event->modifiers()& Qt::ControlModifier) {
|
|
|
|
|
event->accept();
|
|
|
|
|
event->delta() > 0 ? scaleUp() : scaleDown();
|
|
|
|
|
} else {
|
|
|
|
|
QWebView::wheelEvent(event);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void HelpViewer::mousePressEvent(QMouseEvent *event)
|
|
|
|
|
{
|
|
|
|
|
#ifdef Q_OS_LINUX
|
|
|
|
|
if (handleForwardBackwardMouseButtons(event))
|
|
|
|
|
return;
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
if (HelpPage *currentPage = static_cast<HelpPage*> (page())) {
|
|
|
|
|
currentPage->m_pressedButtons = event->buttons();
|
|
|
|
|
currentPage->m_keyboardModifiers = event->modifiers();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
QWebView::mousePressEvent(event);
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}
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void HelpViewer::mouseReleaseEvent(QMouseEvent *event)
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{
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#ifndef Q_OS_LINUX
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if (handleForwardBackwardMouseButtons(event))
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return;
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#endif
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QWebView::mouseReleaseEvent(event);
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}
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// -- private slots
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void HelpViewer::actionChanged()
|
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|
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{
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QAction *a = qobject_cast<QAction *>(sender());
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if (a == pageAction(QWebPage::Back))
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emit backwardAvailable(a->isEnabled());
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else if (a == pageAction(QWebPage::Forward))
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emit forwardAvailable(a->isEnabled());
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|
|
}
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|
|
|
2011-01-11 16:10:22 +01:00
|
|
|
void HelpViewer::slotNetworkReplyFinished(QNetworkReply *reply)
|
|
|
|
|
{
|
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|
|
|
if (reply && reply->error() != QNetworkReply::NoError) {
|
|
|
|
|
setSource(QUrl(Help::Constants::AboutBlank));
|
2012-05-22 14:36:18 +02:00
|
|
|
setHtml(QString::fromLatin1(g_htmlPage).arg(g_percent1, reply->errorString(),
|
|
|
|
|
HelpViewer::tr("Error loading: %1").arg(reply->url().toString()), g_percent4, g_percent6, g_percent7,
|
|
|
|
|
QString()));
|
2011-01-11 16:10:22 +01:00
|
|
|
}
|
|
|
|
|
}
|
|
|
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|
2010-03-29 19:16:23 +02:00
|
|
|
// -- private
|
|
|
|
|
|
|
|
|
|
bool HelpViewer::eventFilter(QObject *obj, QEvent *event)
|
|
|
|
|
{
|
2010-09-22 15:01:33 +02:00
|
|
|
if (event->type() == QEvent::KeyPress) {
|
|
|
|
|
if (QKeyEvent *keyEvent = static_cast<QKeyEvent*> (event)) {
|
|
|
|
|
if (keyEvent->key() == Qt::Key_Slash)
|
|
|
|
|
emit openFindToolBar();
|
|
|
|
|
}
|
|
|
|
|
}
|
2010-03-29 19:16:23 +02:00
|
|
|
return QWebView::eventFilter(obj, event);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void HelpViewer::contextMenuEvent(QContextMenuEvent *event)
|
|
|
|
|
{
|
|
|
|
|
QWebView::contextMenuEvent(event);
|
|
|
|
|
}
|
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|
#endif // !QT_NO_WEBKIT
|
