| [9d31900] | 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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| 7 | <!ENTITY gtk4-download-http "&gnome-download-http;/gtk/4.2/gtk->k4-version;.tar.xz">
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| 8 | <!ENTITY gtk4-download-ftp "&gnome-download-ftp;/gtk/4.2/gtk->k4-version;.tar.xz">
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| 9 | <!ENTITY gtk4-md5sum "656c54a43b252ef1955d0787bab1a7aa">
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| 10 | <!ENTITY gtk4-size "25 MB">
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| 11 | <!ENTITY gtk4-buildsize "1.0 GB (138 MB installed, add 58 MB for tests)">
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| 12 | <!ENTITY gtk4-time "1.2 SBU (using parallelism=4, add 0.3 SBU for tests)">
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| 13 | ]>
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| 14 |
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| 15 | <sect1 id="gtk4" xreflabel="GTK->k4-version;">
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| 16 | <?dbhtml filename="gtk4.html"?>
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| 17 |
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| 18 | <sect1info>
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| 19 | <date>$Date$</date>
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| 20 | </sect1info>
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| 21 |
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| 22 | <title>GTK->k4-version;</title>
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| 23 |
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| 24 | <indexterm zone="gtk4">
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| 25 | <primary sortas="a-gtk4">GTK-4</primary>
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| 26 | </indexterm>
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| 27 |
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| 28 | <sect2 role="package">
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| 29 | <title>Introduction to GTK 4</title>
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| 30 |
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| 31 | <para>
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| 32 | The <application>GTK 4</application> package contains libraries used for
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| 33 | creating graphical user interfaces for applications.
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| 34 | </para>
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| 35 |
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| 36 | &lfs101_checked;
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| 37 |
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| 38 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 39 | <itemizedlist spacing="compact">
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| 40 | <listitem>
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| 41 | <para>
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| 42 | Download (HTTP): <ulink url=">k4-download-http;"/>
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| 43 | </para>
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| 44 | </listitem>
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| 45 | <listitem>
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| 46 | <para>
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| 47 | Download (FTP): <ulink url=">k4-download-ftp;"/>
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| 48 | </para>
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| 49 | </listitem>
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| 50 | <listitem>
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| 51 | <para>
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| 52 | Download MD5 sum: >k4-md5sum;
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| 53 | </para>
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| 54 | </listitem>
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| 55 | <listitem>
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| 56 | <para>
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| 57 | Download size: >k4-size;
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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 | Estimated disk space required: >k4-buildsize;
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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 | Estimated build time: >k4-time;
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| 68 | </para>
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| 69 | </listitem>
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| 70 | </itemizedlist>
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| 71 |
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| 72 | <bridgehead renderas="sect3">GTK 4 Dependencies</bridgehead>
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| 73 |
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| 74 | <bridgehead renderas="sect4">Required</bridgehead>
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| 75 | <para role="required">
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| 76 | <xref linkend="fribidi"/>,
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| 77 | <xref linkend="gdk-pixbuf"/>,
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| 78 | <xref linkend="graphene"/>,
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| 79 | <xref linkend="iso-codes"/>,
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| 80 | <xref linkend="libepoxy"/>,
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| 81 | <xref linkend="libxkbcommon"/>,
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| 82 | <xref linkend="pango"/>,
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| 83 | <xref linkend="wayland-protocols"/>,
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| 84 | </para>
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| 85 |
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| 86 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 87 | <para role="recommended">
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| 88 | <xref linkend="adwaita-icon-theme"/> (default for some gtk4 settings keys),
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| 89 | <xref linkend="ffmpeg"/>,
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| 90 | <xref linkend="gst10-plugins-bad"/>,
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| 91 | <xref linkend="hicolor-icon-theme"/> (needed for tests and for defaults), and
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| 92 | <xref linkend="librsvg"/>
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| 93 | </para>
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| 94 |
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| 95 | <bridgehead renderas="sect4">Recommended (Required if building GNOME)</bridgehead>
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| 96 | <para role="recommended">
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| 97 | <xref linkend="gobject-introspection"/>
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| 98 | </para>
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| 99 |
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| 100 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 101 | <para role="optional">
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| 102 | <xref linkend="colord"/>,
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| 103 | <xref linkend="cups"/>,
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| 104 | <xref linkend="gtk-doc"/>,
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| [555daff4] | 105 | <xref role="runtime" linkend="highlight"/>
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| 106 | (runtime, only used by <command>gtk4-demo</command> for syntax
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| 107 | highlighting of demo source code),
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| [9d31900] | 108 | <xref linkend="json-glib"/>,
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| 109 | <xref linkend="rest"/>,
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| 110 | <xref linkend="sassc"/>,
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| 111 | <xref linkend="tracker3"/>,
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| 112 | <ulink url="https://gitlab.gnome.org/ebassi/gi-docgen">gi-docgen</ulink>,
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| 113 | <ulink url="https://gitlab.gnome.org/World/libcloudproviders">libcloudproviders</ulink>, and
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| 114 | <ulink url="https://vulkan.lunarg.com/sdk/home">vulkan</ulink>
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| 115 | </para>
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| 116 |
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| 117 | <para condition="html" role="usernotes">
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| 118 | User Notes: <ulink url="&blfs-wiki;/gtk4"/>
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| 119 | </para>
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| 120 | </sect2>
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| 121 |
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| 122 | <sect2 role="installation">
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| 123 | <title>Installation of GTK 4</title>
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| 124 |
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| 125 | <para>
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| 126 | Install <application>GTK 4</application> by running the following
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| 127 | commands:
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| 128 | </para>
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| 129 |
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| 130 | <screen><userinput>mkdir build &&
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| 131 | cd build &&
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| 132 |
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| 133 | meson --prefix=/usr -Dbroadway_backend=true .. &&
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| 134 | ninja</userinput></screen>
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| 135 |
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| 136 | <para>
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| 137 | Running the test suite is not recommended unless you are in a Wayland
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| 138 | session. If you are not in a Wayland session, around 625 tests will fail.
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| 139 | Under a Wayland session, the number decreases to around 25. If you are
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| 140 | in a Wayland session and wish to run the tests, issue:
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| 141 | <command>ninja test</command>.
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| 142 | </para>
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| 143 |
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| 144 | <para>
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| 145 | Now, as the <systemitem class="username">root</systemitem> user:
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| 146 | </para>
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| 147 |
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| 148 | <screen role="root"><userinput>ninja install</userinput></screen>
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| 149 | </sect2>
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| 150 |
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| 151 | <sect2 role="commands">
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| 152 | <title>Command Explanations</title>
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| 153 |
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| 154 | <para>
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| 155 | <parameter>-Dbroadway_backend=true</parameter>: This switch enables the
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| 156 | HTML5 GDK backend.
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| 157 | </para>
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| 158 |
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| 159 | <para>
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| 160 | <option>-Dcloudproviders=enabled</option>: Use this switch if you have
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| 161 | <ulink url="https://gitlab.gnome.org/World/libcloudproviders">libcloudproviders</ulink>
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| 162 | installed and wish to enable support for cloud providers in a file
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| 163 | chooser window.
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| 164 | </para>
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| 165 |
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| 166 | <para>
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| 167 | <option>-Dsysprof=enabled</option>: Use this switch if you have
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| 168 | <xref linkend="sysprof"/> installed and wish to enable tracing support for
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| 169 | GTK4-based applications.
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| 170 | </para>
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| 171 |
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| 172 | <para>
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| 173 | <option>-Dtracker=enabled</option>: Use this switch if you have
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| 174 | <xref linkend="tracker3"/> installed and wish to use search functionality
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| 175 | when running a file chooser.
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| 176 | </para>
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| 177 |
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| 178 | <para>
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| 179 | <option>-Dcolord=enabled</option>: Use this switch if you have
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| 180 | <xref linkend="colord"/> installed and wish to use colord with the CUPS
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| 181 | printing backend.
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| 182 | </para>
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| 183 |
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| 184 | <para>
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| 185 | <option>-Dsassc=enabled</option>: Use this switch if you have
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| 186 | <xref linkend="sassc"/> installed and wish to rebuild the themes.
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| 187 | </para>
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| 188 |
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| 189 | <para>
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| 190 | <option>-Dgtk_doc=true</option>: Use this switch if you have
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| 191 | <xref linkend="gtk-doc"/> installed and wish to generate the API
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| 192 | reference documentation.
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| 193 | </para>
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| 194 |
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| 195 | </sect2>
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| 196 |
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| 197 | <!--Optional section-->
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| 198 | <sect2 role="configuration">
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| 199 | <title>Configuring GTK 4</title>
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| 200 |
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| 201 | <sect3 id="gtk4-config">
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| 202 | <title>Config Files</title>
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| 203 | <para>
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| 204 | <filename>~/.config/gtk-4.0/settings.ini</filename> and
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| 205 | <filename>/usr/share/gtk-4.0/settings.ini</filename>
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| 206 | </para>
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| 207 |
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| 208 | <indexterm zone="gtk4 gtk4-config">
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| 209 | <primary sortas="e-AA.home-gtk4-settings.ini">~/.config/gtk-4.0/settings.ini</primary>
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| 210 | </indexterm>
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| 211 |
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| 212 | <indexterm zone="gtk4 gtk4-config">
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| 213 | <primary
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| 214 | sortas="e-usr-share-path-settings.ini">/usr/share/gtk-4.0/settings.ini</primary>
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| 215 | </indexterm>
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| 216 | </sect3>
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| 217 |
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| 218 | <sect3><title>Configuration Information</title>
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| 219 |
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| 220 | <para>
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| 221 | <application>GTK 4</application> themes change the way a
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| 222 | <application>GTK 4</application> application looks. An icon theme can
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| 223 | be used to change the icons that appear on the application's toolbar.
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| 224 | If you have installed a <application>GTK 4</application> theme (e.g.
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| 225 | the Adwaita theme built in <application>GTK 4</application>),
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| 226 | an icon theme (such as <xref linkend="oxygen-icons5"/>) and/or a font
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| 227 | (<xref linkend="dejavu-fonts"/>), you can set your preferences in
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| 228 | <filename>~/.config/gtk-4.0/settings.ini</filename>, or the default
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| 229 | system-wide configuration file (as the
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| 230 | <systemitem class="username">root</systemitem> user), in
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| 231 | <filename>/usr/share/gtk-4.0/settings.ini</filename>. For the local
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| 232 | user, an example is:
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| 233 | </para>
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| 234 |
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| [339417b] | 235 | <screen><userinput>mkdir -pv ~/.config/gtk-4.0
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| [9d31900] | 236 | cat > ~/.config/gtk-4.0/settings.ini << "EOF"
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| 237 | <literal>[Settings]
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| 238 | gtk-theme-name = <replaceable>Adwaita</replaceable>
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| 239 | gtk-icon-theme-name = <replaceable>oxygen</replaceable>
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| 240 | gtk-font-name = <replaceable>DejaVu Sans 12</replaceable>
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| 241 | gtk-cutsor-theme-size = <replaceable>18</replaceable>
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| 242 | gtk-xft-antialias = <replaceable>1</replaceable>
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| 243 | gtk-xft-hinting = <replaceable>1</replaceable>
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| 244 | gtk-xft-hintstyle = <replaceable>hintslight</replaceable>
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| 245 | gtk-xft-rgba = <replaceable>rgb</replaceable>
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| 246 | gtk-cursor-theme-name = <replaceable>Adwaita</replaceable></literal>
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| 247 | EOF</userinput></screen>
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| 248 |
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| 249 | <para>
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| 250 | There are many settings keys, some with default values. You can find
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| 251 | them at <ulink
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| 252 | url="https://developer.gnome.org/gtk4/stable/GtkSettings.html">Settings:
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| 253 | GTK 4 Reference Manual</ulink>.
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| 254 | </para>
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| 255 |
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| 256 | </sect3>
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| 257 | </sect2>
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| 258 |
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| 259 | <sect2 role="content">
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| 260 | <title>Contents</title>
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| 261 |
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| 262 | <segmentedlist>
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| 263 | <segtitle>Installed Programs</segtitle>
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| 264 | <segtitle>Installed Libraries</segtitle>
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| 265 | <segtitle>Installed Directories</segtitle>
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| 266 |
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| 267 | <seglistitem>
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| 268 | <seg>
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| 269 | gtk4-broadwayd,
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| 270 | gtk4-builder-tool,
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| 271 | gtk4-demo,
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| 272 | gtk4-demo-application,
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| 273 | gtk4-encode-symbolic-svg,
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| 274 | gtk4-icon-browser,
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| 275 | gtk4-launch,
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| 276 | gtk4-print-editor,
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| 277 | gtk4-query-settings,
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| 278 | gtk4-update-icon-cache, and
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| 279 | gtk4-widget-factory
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| 280 | </seg>
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| 281 | <seg>
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| 282 | libgtk-4.so
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| 283 | </seg>
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| 284 | <seg>
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| 285 | /usr/include/gtk-4.0,
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| 286 | /usr/lib/gtk-4.0, and
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| 287 | /usr/share/gtk-4.0
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| 288 | </seg>
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| 289 | </seglistitem>
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| 290 | </segmentedlist>
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| 291 |
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| 292 | <variablelist>
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| 293 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 294 | <?dbfo list-presentation="list"?>
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| 295 | <?dbhtml list-presentation="table"?>
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| 296 |
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| 297 | <varlistentry id="gtk4-broadwayd">
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| 298 | <term><command>gtk4-broadwayd</command></term>
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| 299 | <listitem>
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| 300 | <para>
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| 301 | provides support for displaying GTK 4 applications in a web
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| 302 | browser using HTML5 and web sockets
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| 303 | </para>
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| 304 | <indexterm zone="gtk4 gtk4-broadwayd">
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| 305 | <primary sortas="b-gtk4-broadwayd">gtk4-broadwayd</primary>
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| 306 | </indexterm>
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| 307 | </listitem>
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| 308 | </varlistentry>
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| 309 |
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| 310 | <varlistentry id="gtk4-builder-tool">
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| 311 | <term><command>gtk4-builder-tool</command></term>
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| 312 | <listitem>
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| 313 | <para>
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| 314 | performs various operations on GtkBuilder .ui files
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| 315 | </para>
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| 316 | <indexterm zone="gtk4 gtk4-builder-tool">
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| 317 | <primary sortas="b-gtk4-builder-tool">gtk4-builder-tool</primary>
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| 318 | </indexterm>
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| 319 | </listitem>
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| 320 | </varlistentry>
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| 321 |
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| 322 | <varlistentry id="gtk4-demo">
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| 323 | <term><command>gtk4-demo</command></term>
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| 324 | <listitem>
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| 325 | <para>
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| 326 | is a simple program that demonstrates some of the tasks that can be
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| 327 | done with GTK 4
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| 328 | </para>
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| 329 | <indexterm zone="gtk4 gtk4-demo">
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| 330 | <primary sortas="b-gtk4-demo">gtk4-demo</primary>
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| 331 | </indexterm>
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| 332 | </listitem>
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| 333 | </varlistentry>
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| 334 |
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| 335 | <varlistentry id="gtk4-demo-application">
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| 336 | <term><command>gtk4-demo-application</command></term>
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| 337 | <listitem>
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| 338 | <para>
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| 339 | is a simple GTK 4 application which is useful for testing
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| 340 | </para>
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| 341 | <indexterm zone="gtk4 gtk4-demo-application">
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| 342 | <primary sortas="b-gtk4-demo-application">gtk4-demo-application</primary>
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| 343 | </indexterm>
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| 344 | </listitem>
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| 345 | </varlistentry>
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| 346 |
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| 347 | <varlistentry id="gtk4-encode-symbolic-svg">
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| 348 | <term><command>gtk4-encode-symbolic-svg</command></term>
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| 349 | <listitem>
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| 350 | <para>
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| 351 | converts symbolic SVG icons into special PNG files. GTK 4 can load
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| 352 | and recolor these PNGs, just like original SVGs, but loading them
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| 353 | is much faster
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| 354 | </para>
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| 355 | <indexterm zone="gtk4 gtk4-encode-symbolic-svg">
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| 356 | <primary sortas="b-gtk4-encode-symbolic-svg">gtk4-encode-symbolic-svg</primary>
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| 357 | </indexterm>
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| 358 | </listitem>
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| 359 | </varlistentry>
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| 360 |
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| 361 | <varlistentry id="gtk4-icon-browser">
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| 362 | <term><command>gtk4-icon-browser</command></term>
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| 363 | <listitem>
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| 364 | <para>
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| 365 | is a utility to explore the icons in the current icon theme. It
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| 366 | shows icons in various sizes, their symbolic variants when
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| 367 | available, as well as a description of the icon and its context
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|---|
| 368 | </para>
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| 369 | <indexterm zone="gtk4 gtk4-icon-browser">
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|---|
| 370 | <primary sortas="b-gtk4-icon-browser">gtk4-icon-browser</primary>
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| 371 | </indexterm>
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| 372 | </listitem>
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| 373 | </varlistentry>
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|---|
| 374 |
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| 375 | <varlistentry id="gtk4-launch">
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| 376 | <term><command>gtk4-launch</command></term>
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|---|
| 377 | <listitem>
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|---|
| 378 | <para>
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| 379 | launches an application using the given name. The name should match
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| 380 | the application .desktop file name (as seen in
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| 381 | <filename class="directory">/usr/share/applications</filename>),
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| 382 | with or without the '.desktop' extension
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| 383 | </para>
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| 384 | <indexterm zone="gtk4 gtk-launch">
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|---|
| 385 | <primary sortas="b-gtk4-launch">gtk4-launch</primary>
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| 386 | </indexterm>
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|---|
| 387 | </listitem>
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|---|
| 388 | </varlistentry>
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|---|
| 389 |
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| 390 | <varlistentry id="gtk4-print-editor">
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|---|
| 391 | <term><command>gtk4-print-editor</command></term>
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| 392 | <listitem>
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| 393 | <para>
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| 394 | is a simple program to demonstrate printing using GTK 4
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| 395 | applications
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| 396 | </para>
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| 397 | <indexterm zone="gtk4 gtk4-print-editor">
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| 398 | <primary sortas="b-gtk4-print-editor">gtk4-print-editor</primary>
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| 399 | </indexterm>
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| 400 | </listitem>
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| 401 | </varlistentry>
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| 402 |
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| 403 | <varlistentry id="gtk4-query-settings">
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| 404 | <term><command>gtk4-query-settings</command></term>
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| 405 | <listitem>
|
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| 406 | <para>
|
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| 407 | provides a complete listing of all settings related to GTK 4
|
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| 408 | </para>
|
|---|
| 409 | <indexterm zone="gtk4 gtk4-query-settings">
|
|---|
| 410 | <primary sortas="b-gtk4-query-settings">gtk4-query-settings</primary>
|
|---|
| 411 | </indexterm>
|
|---|
| 412 | </listitem>
|
|---|
| 413 | </varlistentry>
|
|---|
| 414 |
|
|---|
| 415 | <varlistentry id="gtk4-update-icon-cache">
|
|---|
| 416 | <term><command>gtk4-update-icon-cache</command></term>
|
|---|
| 417 | <listitem>
|
|---|
| 418 | <para>
|
|---|
| 419 | is an icon theme caching utility that creates mmap()able cache
|
|---|
| 420 | files for icon themes
|
|---|
| 421 | </para>
|
|---|
| 422 | <indexterm zone="gtk4 gtk4-update-icon-cache">
|
|---|
| 423 | <primary sortas="b-gtk4-update-icon-cache">gtk4-update-icon-cache</primary>
|
|---|
| 424 | </indexterm>
|
|---|
| 425 | </listitem>
|
|---|
| 426 | </varlistentry>
|
|---|
| 427 |
|
|---|
| 428 | <varlistentry id="gtk4-widget-factory">
|
|---|
| 429 | <term><command>gtk4-widget-factory</command></term>
|
|---|
| 430 | <listitem>
|
|---|
| 431 | <para>
|
|---|
| 432 | is a program to view GTK 4 themes and widgets
|
|---|
| 433 | </para>
|
|---|
| 434 | <indexterm zone="gtk4 gtk4-widget-factory">
|
|---|
| 435 | <primary sortas="b-gtk4-widget-factory">gtk4-widget-factory</primary>
|
|---|
| 436 | </indexterm>
|
|---|
| 437 | </listitem>
|
|---|
| 438 | </varlistentry>
|
|---|
| 439 |
|
|---|
| 440 | <varlistentry id="libgtk-4">
|
|---|
| 441 | <term><filename class="libraryfile">libgtk-4.so</filename></term>
|
|---|
| 442 | <listitem>
|
|---|
| 443 | <para>
|
|---|
| 444 | contains functions that provide an API to implement graphical user
|
|---|
| 445 | interfaces
|
|---|
| 446 | </para>
|
|---|
| 447 | <indexterm zone="gtk4 libgtk-4">
|
|---|
| 448 | <primary sortas="c-libgtk-4">libgtk-4.so</primary>
|
|---|
| 449 | </indexterm>
|
|---|
| 450 | </listitem>
|
|---|
| 451 | </varlistentry>
|
|---|
| 452 | </variablelist>
|
|---|
| 453 | </sect2>
|
|---|
| 454 | </sect1>
|
|---|
