diff options
author | Matthias Clasen <mclasen@redhat.com> | 2005-11-23 17:11:36 +0000 |
---|---|---|
committer | Matthias Clasen <matthiasc@src.gnome.org> | 2005-11-23 17:11:36 +0000 |
commit | 9856c1b25a242b8ba030ea7bb2567c3de80f54ae (patch) | |
tree | 7a489766e7b6b161e5ec6d407814d2420582f38e | |
parent | 124f1d71167e11214ef393a36a910975a96dd8ed (diff) | |
download | gtk+-9856c1b25a242b8ba030ea7bb2567c3de80f54ae.tar.gz |
Document symbolic colors and color expressions.
2005-11-23 Matthias Clasen <mclasen@redhat.com>
* gtk/tmpl/gtkrc.sgml: Document symbolic colors and
color expressions.
-rw-r--r-- | ChangeLog | 5 | ||||
-rw-r--r-- | ChangeLog.pre-2-10 | 5 | ||||
-rw-r--r-- | docs/reference/ChangeLog | 5 | ||||
-rw-r--r-- | docs/reference/gtk/tmpl/gtkrc.sgml | 63 | ||||
-rw-r--r-- | gtk/gtksettings.c | 16 |
5 files changed, 92 insertions, 2 deletions
@@ -1,3 +1,8 @@ +2005-11-23 Matthias Clasen <mclasen@redhat.com> + + * gtk/gtksettings.c (gtk_settings_class_init): Add some docs + about gtk-color-scheme. + 2005-11-23 Behdad Esfahbod <behdad@gnome.org> * configure.in (enable_explicit_deps): Fix typo when checking diff --git a/ChangeLog.pre-2-10 b/ChangeLog.pre-2-10 index cc7f3f6963..4f6c6adea1 100644 --- a/ChangeLog.pre-2-10 +++ b/ChangeLog.pre-2-10 @@ -1,3 +1,8 @@ +2005-11-23 Matthias Clasen <mclasen@redhat.com> + + * gtk/gtksettings.c (gtk_settings_class_init): Add some docs + about gtk-color-scheme. + 2005-11-23 Behdad Esfahbod <behdad@gnome.org> * configure.in (enable_explicit_deps): Fix typo when checking diff --git a/docs/reference/ChangeLog b/docs/reference/ChangeLog index c8b8629db4..6e2564aa8d 100644 --- a/docs/reference/ChangeLog +++ b/docs/reference/ChangeLog @@ -1,3 +1,8 @@ +2005-11-23 Matthias Clasen <mclasen@redhat.com> + + * gtk/tmpl/gtkrc.sgml: Document symbolic colors and + color expressions. + 2005-11-23 Michael Natterer <mitch@imendio.com> * gtk/gtk-sections.txt: add gtk_style_lookup_color diff --git a/docs/reference/gtk/tmpl/gtkrc.sgml b/docs/reference/gtk/tmpl/gtkrc.sgml index 1282268b6c..0751551aa6 100644 --- a/docs/reference/gtk/tmpl/gtkrc.sgml +++ b/docs/reference/gtk/tmpl/gtkrc.sgml @@ -441,6 +441,15 @@ elements are: </listitem> </varlistentry> <varlistentry> + <term><literal>color[<replaceable>"color-name"</replaceable>] = <replaceable>color specification</replaceable></literal></term> + <listitem> + <para> + Since 2.10, this element can be used to defines symbolic colors. See below for + the syntax of color specifications. + </para> + </listitem> + </varlistentry> + <varlistentry> <term><literal>engine <replaceable>"engine"</replaceable> { <replaceable>engine-specific settings</replaceable> }</literal></term> <listitem> @@ -520,8 +529,7 @@ state of the widget. The states are: <para><anchor id="color-format"/> Colors can be specified as a string containing a color name (GTK+ knows -all names from the X color database -<filename>/usr/lib/X11/rgb.txt</filename>), +all names from the X color database <filename>/usr/lib/X11/rgb.txt</filename>), in one of the hexadecimal forms <literal>#rrrrggggbbbb</literal>, <literal>#rrrgggbbb</literal>, <literal>#rrggbb</literal>, or <literal>#rgb</literal>, where <literal>r</literal>, @@ -532,6 +540,56 @@ hex digits, or they can be specified as a triplet <literal>g</literal> and <literal>b</literal> are either integers in the range 0-65535 or floats in the range 0.0-1.0. </para> +<para> +Since 2.10, colors can also be specified by refering to a symbolic color, as +follows: <literal>@<!-- -->color-name</literal>, or by using expressions to combine +colors. The following expressions are currently supported: + <variablelist> + <varlistentry> + <term>mix (<replaceable>factor</replaceable>, <replaceable>color1</replaceable>, <replaceable>color2</replaceable>)</term> + <listitem><para> + Computes a new color by mixing <replaceable>color1</replaceable> and + <replaceable>color2</replaceable>. The <replaceable>factor</replaceable> + determines how close the new color is to <replaceable>color1</replaceable>. + A factor of 1.0 gives pure <replaceable>color1</replaceable>, a factor of + 0.0 gives pure <replaceable>color2</replaceable>. + </para></listitem> + </varlistentry> + + <varlistentry> + <term>shade (<replaceable>factor</replaceable>, <replaceable>color</replaceable>)</term> + <listitem><para> + Computes a lighter or darker variant of <replaceable>color</replaceable>. + A <replaceable>factor</replaceable> of 1.0 leaves the color unchanged, smaller + factors yield darker colors, larger factors yield lighter colors. + </para></listitem> + </varlistentry> + + <varlistentry> + <term>lighter (<replaceable>color</replaceable>)</term> + <listitem><para> + This is an abbreviation for + <literal>shade (1.3, <replaceable>color</replaceable>)</literal>. + </para></listitem> + </varlistentry> + + <varlistentry> + <term>darker (<replaceable>color</replaceable>)</term> + <listitem><para> + This is an abbreviation for + <literal>shade (0.7, <replaceable>color</replaceable>)</literal>. + </para></listitem> + </varlistentry> + </variablelist> +</para> +<para> +Here are some examples of color expressions: +<informalexample><programlisting> + mix (0.5, "red", "blue") + shade (1.5, mix (0.3, "#0abbc0", { 0.3, 0.5, 0.9 })) + lighter (@<!-- -->foreground) +</programlisting></informalexample> +</para> <para> In a <literal>stock</literal> definition, icon sources are specified as a @@ -744,6 +802,7 @@ specific portions of a RC file. @GTK_RC_TOKEN_STOCK: @GTK_RC_TOKEN_LTR: @GTK_RC_TOKEN_RTL: +@GTK_RC_TOKEN_COLOR: @GTK_RC_TOKEN_LAST: <!-- ##### FUNCTION gtk_rc_scanner_new ##### --> diff --git a/gtk/gtksettings.c b/gtk/gtksettings.c index f57a056f27..15b9f45f03 100644 --- a/gtk/gtksettings.c +++ b/gtk/gtksettings.c @@ -433,6 +433,22 @@ gtk_settings_class_init (GtkSettingsClass *class) g_assert (result == PROP_TIMEOUT_REPEAT); + /** + * GtkSettings:gtk-color-scheme: + * + * A palette of named colors for use in themes. The format of the string is + * <programlisting> + * name1: color1 + * name2: color2 + * ... + * </programlisting> + * Color names must be acceptable as identifiers in the + * <link linkend="gtk-Resource-Files">gtkrc</link> syntax, and + * color specifications must be in the format accepted by + * gdk_color_parse(). + * + * Since: 2.10 + */ result = settings_install_property_parser (class, g_param_spec_string ("gtk-color-scheme", P_("Color scheme"), |