[ceb3dc7] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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[640f4c21] | 7 | <!ENTITY qtwebengine-major "5.9">
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[ceb3dc7] | 8 | <!ENTITY qtwebengine-download-http "https://download.qt.io/archive/qt/&qtwebengine-major;/&qtwebengine-version;/submodules/qtwebengine-opensource-src-&qtwebengine-version;.tar.xz">
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| 9 | <!ENTITY qtwebengine-download-ftp " ">
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[640f4c21] | 10 | <!ENTITY qtwebengine-md5sum "d7ca5049baf5ff69d69ee58d5da392d4">
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| 11 | <!ENTITY qtwebengine-size "208 MB">
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| 12 | <!ENTITY qtwebengine-buildsize "3.2 GB (153 MB installed)">
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[ceb3dc7] | 13 | <!ENTITY qtwebengine-time "43 SBU (on a 4 core processor)">
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| 14 |
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| 15 | <!-- Both qmake and ninja will use all available cores, in fact ninja runs n+2
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| 16 | jobs at a time. Most of our readers do not have more than 4 cores.
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| 17 | To reduce the number of available cores for measuring the build time:
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| 18 | # echo 0 > /sys/devices/system/cpu/cpu4/online
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| 19 | and repeat for each subsequent cpu. Never do this for cpu0.
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| 20 | You can cat /sys/devices/system/cpu/{online,offline} to check.
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| 21 | To reinstate the cores after measuring, echo 1 to the same files. -->
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| 22 | ]>
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| 23 |
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| 24 | <sect1 id="qtwebengine" xreflabel="qtwebengine-&qtwebengine-version;">
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| 25 | <?dbhtml filename="qtwebengine.html"?>
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| 26 |
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| 27 | <sect1info>
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| 28 | <othername>$LastChangedBy$</othername>
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| 29 | <date>$Date$</date>
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| 30 | </sect1info>
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| 31 |
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| 32 | <title>QtWebEngine-&qtwebengine-version;</title>
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| 33 |
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| 34 | <indexterm zone="qtwebengine">
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| 35 | <primary sortas="a-qtwebengine">qtwebengine</primary>
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| 36 | </indexterm>
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| 37 |
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| 38 | <sect2 role="package">
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| 39 | <title>Introduction to QtWebEngine</title>
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| 40 |
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| 41 | <para>
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| 42 | <application>QtWebEngine</application> integrates
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| 43 | <application>chromium</application>"s web capabilities into Qt. It
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| 44 | ships with its own copy of <xref linkend="ninja"/> which it uses for the
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| 45 | build, and various copies of libraries from ffmpeg, icu, libvpx, and zlib
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| 46 | (including libminizip) which have been forked by the
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| 47 | <application>chromium</application> developers.
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| 48 | </para>
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| 49 |
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| 50 | &lfs80_checked;
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| 51 | &gcc7_checked;
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| 52 |
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| 53 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 54 | <itemizedlist spacing="compact">
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| 55 | <listitem>
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| 56 | <para>
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| 57 | Download (HTTP): <ulink url="&qtwebengine-download-http;"/>
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| 58 | </para>
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| 59 | </listitem>
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| 60 | <listitem>
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| 61 | <para>
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| 62 | Download (FTP): <ulink url="&qtwebengine-download-ftp;"/>
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| 63 | </para>
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| 64 | </listitem>
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| 65 | <listitem>
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| 66 | <para>
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| 67 | Download MD5 sum: &qtwebengine-md5sum;
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| 68 | </para>
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| 69 | </listitem>
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| 70 | <listitem>
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| 71 | <para>
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| 72 | Download size: &qtwebengine-size;
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| 73 | </para>
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| 74 | </listitem>
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| 75 | <listitem>
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| 76 | <para>
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| 77 | Estimated disk space required: &qtwebengine-buildsize;
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| 78 | </para>
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| 79 | </listitem>
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| 80 | <listitem>
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| 81 | <para>
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| 82 | Estimated build time: &qtwebengine-time;
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| 83 | </para>
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| 84 | </listitem>
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| 85 | </itemizedlist>
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| 86 |
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| 87 | <bridgehead renderas="sect3">Additional Downloads</bridgehead>
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| 88 | <itemizedlist spacing="compact">
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| 89 | <listitem>
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| 90 | <para>
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| 91 | Required patch:
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| 92 | <ulink url="&patch-root;/qtwebengine-&qtwebengine-version;-gcc7-1.patch"/>
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| 93 | </para>
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| 94 | </listitem>
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| 95 | </itemizedlist>
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| 96 |
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| 97 | <bridgehead renderas="sect3">qtwebengine Dependencies</bridgehead>
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| 98 |
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| 99 | <bridgehead renderas="sect4">Required</bridgehead>
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| 100 | <!-- the qmake output tends to be misleading. 'khr' is from Mesa -->
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| 101 | <para role="required">
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| 102 | <xref linkend="nss"/>,
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[640f4c21] | 103 | <xref linkend="pulseaudio"/>, and
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[ceb3dc7] | 104 | <xref linkend='qt5'/>
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| 105 | </para>
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| 106 |
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| 107 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 108 | <note>
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| 109 | <para>
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| 110 | If these packages are not installed, the build process will compile and
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| 111 | install its own (perhaps older) version, with the side effect of
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| 112 | increasing build and installed disk space and build time.
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| 113 | </para>
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| 114 | </note>
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| 115 |
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| 116 | <para role="recommended">
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| 117 | <xref linkend="libwebp"/>,
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| 118 | <xref linkend="libxslt"/>,
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[640f4c21] | 119 | <xref linkend="opus"/>, and
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| 120 | <xref linkend="rust"/>
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[ceb3dc7] | 121 | </para>
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| 122 |
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| 123 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 124 | <para role="optional">
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| 125 | <xref linkend="libevent"/>,
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| 126 | <ulink url="https://github.com/open-source-parsers/jsoncpp/releases">jsoncpp</ulink>,
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| 127 | <ulink url="https://github.com/cisco/libsrtp/releases">libsrtp</ulink>,
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| 128 | <ulink url="http://google.github.io/snappy/">snappy</ulink>
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| 129 | </para>
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| 130 |
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| 131 | <para condition="html" role="usernotes">
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| 132 | User Notes: <ulink url="&blfs-wiki;/qtwebengine"/>
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| 133 | </para>
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| 134 | </sect2>
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| 135 |
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| 136 | <sect2 role="installation">
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| 137 | <title>Installation of qtwebengine</title>
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| 138 |
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| 139 | <para>
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| 140 | Install <application>qtwebengine</application> by running the following
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| 141 | commands:
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| 142 | </para>
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| 143 |
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[640f4c21] | 144 | <screen><userinput>mkdir build &&
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| 145 | cd build &&
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[ceb3dc7] | 146 |
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[640f4c21] | 147 | qmake .. &&
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| 148 | make</userinput></screen>
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| 149 | <!--
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[ceb3dc7] | 150 | <para>
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| 151 | if you wish to build the HTML documentation, issue:
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| 152 | </para>
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| 153 |
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| 154 | <screen><userinput>make docs</userinput></screen>
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[640f4c21] | 155 | -->
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[ceb3dc7] | 156 | <para>
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| 157 | This package does not come with a test suite.
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| 158 | </para>
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| 159 |
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| 160 | <para>
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| 161 | Now, as the <systemitem class="username">root</systemitem> user:
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| 162 | </para>
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| 163 |
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[640f4c21] | 164 | <screen role="root"><userinput>make install</userinput></screen>
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| 165 | <!--
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[ceb3dc7] | 166 | <para>
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| 167 | If you built the HTML documentation, install it with:
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| 168 | </para>
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| 169 |
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| 170 | <screen role="root"><userinput>make install_docs</userinput></screen>
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[640f4c21] | 171 | -->
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[ceb3dc7] | 172 | <para>
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| 173 | Remove references to the build directory from installed library
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| 174 | dependency (prl) files by running the following
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| 175 | commands as the <systemitem class="username">root</systemitem> user:
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| 176 | </para>
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| 177 |
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| 178 | <screen role="root"><userinput>find $QT5PREFIX/ -name \*.prl \
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| 179 | -exec sed -i -e '/^QMAKE_PRL_BUILD_DIR/d' {} \;</userinput></screen>
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| 180 | </sect2>
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| 181 |
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| 182 | <sect2 role="commands">
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| 183 | <title>Command Explanations</title>
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| 184 |
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| 185 | <para>
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[640f4c21] | 186 | <command>qmake</command>: This will build the included copy of
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| 187 | <application>ninja</application> if it is not already installed
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| 188 | and use it to configure the build. That and the subsequent
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| 189 | <command>make</command> command will use all available CPU cores.
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[ceb3dc7] | 190 | </para>
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| 191 |
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| 192 | </sect2>
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| 193 |
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| 194 | <sect2 role="content">
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| 195 | <title>Contents</title>
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| 196 |
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| 197 | <segmentedlist>
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| 198 | <segtitle>Installed Programs</segtitle>
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| 199 | <segtitle>Installed Libraries</segtitle>
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| 200 | <segtitle>Installed Directories</segtitle>
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| 201 |
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| 202 | <seglistitem>
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| 203 | <seg>
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[640f4c21] | 204 | qtwebengine_convert_dict and
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| 205 | QtWebEngineProcess
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[ceb3dc7] | 206 | </seg>
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| 207 | <seg>
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[640f4c21] | 208 | libQt5WebEngineCore.so,
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| 209 | libQt5WebEngine.so, and
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| 210 | libQt5WebEngineWidgets.so
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[ceb3dc7] | 211 | </seg>
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| 212 | <seg>
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| 213 | $QT5PREFIX/doc/qtwebengine,
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| 214 | $QT5PREFIX/includeQtWebEngine,
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[640f4c21] | 215 | $QT5PREFIX/include/QtWebEngineCore, and
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[ceb3dc7] | 216 | $QT5PREFIX/include/QtWebEngineWidgets
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| 217 | </seg>
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| 218 | </seglistitem>
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| 219 | </segmentedlist>
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| 220 |
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| 221 | <variablelist>
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| 222 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 223 | <?dbfo list-presentation="list"?>
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| 224 | <?dbhtml list-presentation="table"?>
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| 225 |
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| 226 | <varlistentry id="qtwebengine_convert_dict">
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| 227 | <term><command>qtwebengine_convert_dict</command></term>
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| 228 | <listitem>
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| 229 | <para>
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| 230 | converts hunspell dictionaries (<literal>.dic</literal>) to chromium
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| 231 | format (<literal>.bdic</literal>)
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| 232 | </para>
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| 233 | <indexterm zone="qtwebengine qtwebengine_convert_dict">
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| 234 | <primary sortas="b-qtwebengine_convert_dict">qtwebengine_convert_dict</primary>
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| 235 | </indexterm>
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| 236 | </listitem>
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| 237 | </varlistentry>
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| 238 |
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| 239 | <varlistentry id="QtWebEngineProcess">
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| 240 | <term><command>QtWebEngineProcess</command></term>
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| 241 | <listitem>
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| 242 | <para>
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| 243 | is a libexec program which runs a zygote process (one that listens
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| 244 | for spawn requests from a master process and will fork itself in
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| 245 | response).
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| 246 | </para>
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| 247 | <indexterm zone="qtwebengine QtWebEngineProcess">
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| 248 | <primary sortas="b-QtWebEngineProcess">QtWebEngineProcess</primary>
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| 249 | </indexterm>
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| 250 | </listitem>
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| 251 | </varlistentry>
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| 252 |
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| 253 | <varlistentry id="libQtWebEngine-lib">
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| 254 | <term><filename class="libraryfile">libQtWebEngine.so</filename></term>
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| 255 | <listitem>
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| 256 | <para>
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| 257 | provides QML types for rendering web content within a QML application.
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| 258 | </para>
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| 259 | <indexterm zone="qtwebengine libQtWebEngine-lib">
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| 260 | <primary sortas="c-libQtWebEngine">libQtWebEngine.so</primary>
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| 261 | </indexterm>
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| 262 | </listitem>
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| 263 | </varlistentry>
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| 264 |
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| 265 | <varlistentry id="libQtWebEngineCore">
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| 266 | <term><filename class="libraryfile">libQtWebEngineCore.so</filename></term>
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| 267 | <listitem>
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| 268 | <para>
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| 269 | provides public API shared by both QtWebEngine and QtWebEngineWidgets.
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| 270 | </para>
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| 271 | <indexterm zone="qtwebengine libQtWebEngineCore">
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| 272 | <primary sortas="c-libQtWebEngineCore">libQtWebEngineCore.so</primary>
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| 273 | </indexterm>
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| 274 | </listitem>
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| 275 | </varlistentry>
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| 276 |
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| 277 | <varlistentry id="libQtWebEngineWidgets">
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| 278 | <term><filename class="libraryfile">libQtWebEngineWidgets.so</filename></term>
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| 279 | <listitem>
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| 280 | <para>
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| 281 | provides a web browser engine as well as C++ classes to render and
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| 282 | interact with web content.
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| 283 | </para>
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| 284 | <indexterm zone="qtwebengine libQtWebEngineWidgets">
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| 285 | <primary sortas="c-libQtWebEngineWidgets">libQtWebEngineWidgets.so</primary>
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| 286 | </indexterm>
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| 287 | </listitem>
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| 288 | </varlistentry>
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| 289 |
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| 290 | </variablelist>
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| 291 | </sect2>
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| 292 | </sect1>
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