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<refentry id="lunar-LunarCalendar">
<refmeta>
<refentrytitle role="top_of_page" id="lunar-LunarCalendar.top_of_page">LunarCalendar</refentrytitle>
<manvolnum>3</manvolnum>
<refmiscinfo>LUNAR Library</refmiscinfo>
</refmeta>
<refnamediv>
<refname>LunarCalendar</refname>
<refpurpose>a gtk widget that can displays a chinese lunar calendar</refpurpose>
<!--[<xref linkend="desc" endterm="desc.title"/>]-->
</refnamediv>
<refsynopsisdiv id="lunar-LunarCalendar.synopsis" role="synopsis">
<title role="synopsis.title">Synopsis</title>
<synopsis>
#include <lunar/lunar.h>
<link linkend="LunarCalendar">LunarCalendar</link>;
enum <link linkend="LunarCalendarDisplayOptions">LunarCalendarDisplayOptions</link>;
<link linkend="GtkWidget">GtkWidget</link>* <link linkend="lunar-calendar-new">lunar_calendar_new</link> (void);
<link linkend="gboolean">gboolean</link> <link linkend="lunar-calendar-select-month">lunar_calendar_select_month</link> (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="guint">guint</link> month,
<link linkend="guint">guint</link> year);
<link linkend="void">void</link> <link linkend="lunar-calendar-select-day">lunar_calendar_select_day</link> (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="guint">guint</link> day);
<link linkend="gboolean">gboolean</link> <link linkend="lunar-calendar-mark-day">lunar_calendar_mark_day</link> (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="guint">guint</link> day);
<link linkend="gboolean">gboolean</link> <link linkend="lunar-calendar-unmark-day">lunar_calendar_unmark_day</link> (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="guint">guint</link> day);
<link linkend="void">void</link> <link linkend="lunar-calendar-clear-marks">lunar_calendar_clear_marks</link> (<link linkend="LunarCalendar">LunarCalendar</link> *calendar);
<link linkend="LunarCalendarDisplayOptions">LunarCalendarDisplayOptions</link> <link linkend="lunar-calendar-get-display-options">lunar_calendar_get_display_options</link>
(<link linkend="LunarCalendar">LunarCalendar</link> *calendar);
<link linkend="void">void</link> <link linkend="lunar-calendar-set-display-options">lunar_calendar_set_display_options</link> (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="LunarCalendarDisplayOptions">LunarCalendarDisplayOptions</link> flags);
<link linkend="void">void</link> <link linkend="lunar-calendar-display-options">lunar_calendar_display_options</link> (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="LunarCalendarDisplayOptions">LunarCalendarDisplayOptions</link> flags);
<link linkend="void">void</link> <link linkend="lunar-calendar-get-date">lunar_calendar_get_date</link> (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="guint">guint</link> *year,
<link linkend="guint">guint</link> *month,
<link linkend="guint">guint</link> *day);
<link linkend="void">void</link> <link linkend="lunar-calendar-freeze">lunar_calendar_freeze</link> (<link linkend="LunarCalendar">LunarCalendar</link> *calendar);
<link linkend="void">void</link> <link linkend="lunar-calendar-thaw">lunar_calendar_thaw</link> (<link linkend="LunarCalendar">LunarCalendar</link> *calendar);
</synopsis>
</refsynopsisdiv>
<refsect1 id="lunar-LunarCalendar.description" role="desc">
<title role="desc.title">Description</title>
<para>
</para>
</refsect1>
<refsect1 id="lunar-LunarCalendar.details" role="details">
<title role="details.title">Details</title>
<refsect2 id="LunarCalendar" role="struct">
<title>LunarCalendar</title>
<indexterm zone="LunarCalendar"><primary>LunarCalendar</primary></indexterm><programlisting>typedef struct {
GtkWidget widget;
GtkStyle *header_style;
GtkStyle *label_style;
gint month;
gint year;
gint selected_day;
gint day_month[6][7];
gint day[6][7];
gint num_marked_dates;
gint marked_date[31];
LunarCalendarDisplayOptions display_flags;
GdkColor marked_date_color[31];
GdkGC *gc; /* unused */
GdkGC *xor_gc; /* unused */
gint focus_row;
gint focus_col;
gint highlight_row;
gint highlight_col;
LunarCalendarPrivate *priv;
gchar grow_space [32];
/* Padding for future expansion */
void (*_gtk_reserved1) (void);
void (*_gtk_reserved2) (void);
void (*_gtk_reserved3) (void);
void (*_gtk_reserved4) (void);
} LunarCalendar;
</programlisting>
<para>
</para></refsect2>
<refsect2 id="LunarCalendarDisplayOptions" role="enum">
<title>enum LunarCalendarDisplayOptions</title>
<indexterm zone="LunarCalendarDisplayOptions"><primary>LunarCalendarDisplayOptions</primary></indexterm><programlisting>typedef enum
{
LUNAR_CALENDAR_SHOW_HEADING = 1 << 0,
LUNAR_CALENDAR_SHOW_DAY_NAMES = 1 << 1,
LUNAR_CALENDAR_NO_MONTH_CHANGE = 1 << 2,
LUNAR_CALENDAR_SHOW_WEEK_NUMBERS = 1 << 3,
LUNAR_CALENDAR_WEEK_START_MONDAY = 1 << 4,
LUNAR_CALENDAR_SHOW_LUNAR = 1 << 5
} LunarCalendarDisplayOptions;
</programlisting>
<para>
</para></refsect2>
<refsect2 id="lunar-calendar-new" role="function">
<title>lunar_calendar_new ()</title>
<indexterm zone="lunar-calendar-new"><primary>lunar_calendar_new</primary></indexterm><programlisting><link linkend="GtkWidget">GtkWidget</link>* lunar_calendar_new (void);</programlisting>
<para>
Creates a new calendar, with the current date being selected.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><emphasis>Returns</emphasis> :</term><listitem><simpara> a newly <link linkend="LunarCalendar"><type>LunarCalendar</type></link> widget
</simpara></listitem></varlistentry>
</variablelist></refsect2>
<refsect2 id="lunar-calendar-select-month" role="function">
<title>lunar_calendar_select_month ()</title>
<indexterm zone="lunar-calendar-select-month"><primary>lunar_calendar_select_month</primary></indexterm><programlisting><link linkend="gboolean">gboolean</link> lunar_calendar_select_month (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="guint">guint</link> month,
<link linkend="guint">guint</link> year);</programlisting>
<para>
Shifts the calendar to a different month.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>calendar</parameter> :</term>
<listitem><simpara> a <link linkend="LunarCalendar"><type>LunarCalendar</type></link>
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>month</parameter> :</term>
<listitem><simpara> a month number between 0 and 11.
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>year</parameter> :</term>
<listitem><simpara> the year the month is in.
</simpara></listitem></varlistentry>
<varlistentry><term><emphasis>Returns</emphasis> :</term><listitem><simpara> <link linkend="TRUE:CAPS"><literal>TRUE</literal></link>, always
</simpara></listitem></varlistentry>
</variablelist></refsect2>
<refsect2 id="lunar-calendar-select-day" role="function">
<title>lunar_calendar_select_day ()</title>
<indexterm zone="lunar-calendar-select-day"><primary>lunar_calendar_select_day</primary></indexterm><programlisting><link linkend="void">void</link> lunar_calendar_select_day (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="guint">guint</link> day);</programlisting>
<para>
Selects a day from the current month.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>calendar</parameter> :</term>
<listitem><simpara> a <link linkend="LunarCalendar"><type>LunarCalendar</type></link>.
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>day</parameter> :</term>
<listitem><simpara> the day number between 1 and 31, or 0 to unselect
the currently selected day.
</simpara></listitem></varlistentry>
</variablelist></refsect2>
<refsect2 id="lunar-calendar-mark-day" role="function">
<title>lunar_calendar_mark_day ()</title>
<indexterm zone="lunar-calendar-mark-day"><primary>lunar_calendar_mark_day</primary></indexterm><programlisting><link linkend="gboolean">gboolean</link> lunar_calendar_mark_day (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="guint">guint</link> day);</programlisting>
<para>
Places a visual marker on a particular day.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>calendar</parameter> :</term>
<listitem><simpara> a <link linkend="LunarCalendar"><type>LunarCalendar</type></link>
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>day</parameter> :</term>
<listitem><simpara> the day number to mark between 1 and 31.
</simpara></listitem></varlistentry>
<varlistentry><term><emphasis>Returns</emphasis> :</term><listitem><simpara> <link linkend="TRUE:CAPS"><literal>TRUE</literal></link>, always
</simpara></listitem></varlistentry>
</variablelist></refsect2>
<refsect2 id="lunar-calendar-unmark-day" role="function">
<title>lunar_calendar_unmark_day ()</title>
<indexterm zone="lunar-calendar-unmark-day"><primary>lunar_calendar_unmark_day</primary></indexterm><programlisting><link linkend="gboolean">gboolean</link> lunar_calendar_unmark_day (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="guint">guint</link> day);</programlisting>
<para>
Removes the visual marker from a particular day.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>calendar</parameter> :</term>
<listitem><simpara> a <link linkend="LunarCalendar"><type>LunarCalendar</type></link>.
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>day</parameter> :</term>
<listitem><simpara> the day number to unmark between 1 and 31.
</simpara></listitem></varlistentry>
<varlistentry><term><emphasis>Returns</emphasis> :</term><listitem><simpara> <link linkend="TRUE:CAPS"><literal>TRUE</literal></link>, always
</simpara></listitem></varlistentry>
</variablelist></refsect2>
<refsect2 id="lunar-calendar-clear-marks" role="function">
<title>lunar_calendar_clear_marks ()</title>
<indexterm zone="lunar-calendar-clear-marks"><primary>lunar_calendar_clear_marks</primary></indexterm><programlisting><link linkend="void">void</link> lunar_calendar_clear_marks (<link linkend="LunarCalendar">LunarCalendar</link> *calendar);</programlisting>
<para>
Remove all visual markers.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>calendar</parameter> :</term>
<listitem><simpara> a <link linkend="LunarCalendar"><type>LunarCalendar</type></link>
</simpara></listitem></varlistentry>
</variablelist></refsect2>
<refsect2 id="lunar-calendar-get-display-options" role="function" condition="since:2.4">
<title>lunar_calendar_get_display_options ()</title>
<indexterm zone="lunar-calendar-get-display-options" role="2.4"><primary>lunar_calendar_get_display_options</primary></indexterm><programlisting><link linkend="LunarCalendarDisplayOptions">LunarCalendarDisplayOptions</link> lunar_calendar_get_display_options
(<link linkend="LunarCalendar">LunarCalendar</link> *calendar);</programlisting>
<para>
Returns the current display options of <parameter>calendar</parameter>.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>calendar</parameter> :</term>
<listitem><simpara> a <link linkend="LunarCalendar"><type>LunarCalendar</type></link>
</simpara></listitem></varlistentry>
<varlistentry><term><emphasis>Returns</emphasis> :</term><listitem><simpara> the display options.
</simpara></listitem></varlistentry>
</variablelist><para role="since">Since 2.4
</para></refsect2>
<refsect2 id="lunar-calendar-set-display-options" role="function" condition="since:2.4">
<title>lunar_calendar_set_display_options ()</title>
<indexterm zone="lunar-calendar-set-display-options" role="2.4"><primary>lunar_calendar_set_display_options</primary></indexterm><programlisting><link linkend="void">void</link> lunar_calendar_set_display_options (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="LunarCalendarDisplayOptions">LunarCalendarDisplayOptions</link> flags);</programlisting>
<para>
Sets display options (whether to display the heading and the month
headings).</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>calendar</parameter> :</term>
<listitem><simpara> a <link linkend="LunarCalendar"><type>LunarCalendar</type></link>
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>flags</parameter> :</term>
<listitem><simpara> the display options to set
</simpara></listitem></varlistentry>
</variablelist><para role="since">Since 2.4
</para></refsect2>
<refsect2 id="lunar-calendar-display-options" role="function" condition="deprecated:2.4: Use lunar_calendar_set_display_options() instead">
<title>lunar_calendar_display_options ()</title>
<indexterm zone="lunar-calendar-display-options" role="deprecated"><primary>lunar_calendar_display_options</primary></indexterm><programlisting><link linkend="void">void</link> lunar_calendar_display_options (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="LunarCalendarDisplayOptions">LunarCalendarDisplayOptions</link> flags);</programlisting>
<warning><para><literal>lunar_calendar_display_options</literal> has been deprecated since version 2.4 and should not be used in newly-written code. Use <link linkend="lunar-calendar-set-display-options"><function>lunar_calendar_set_display_options()</function></link> instead</para></warning>
<para>
Sets display options (whether to display the heading and the month headings).</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>calendar</parameter> :</term>
<listitem><simpara> a <link linkend="LunarCalendar"><type>LunarCalendar</type></link>.
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>flags</parameter> :</term>
<listitem><simpara> the display options to set.
</simpara></listitem></varlistentry>
</variablelist></refsect2>
<refsect2 id="lunar-calendar-get-date" role="function">
<title>lunar_calendar_get_date ()</title>
<indexterm zone="lunar-calendar-get-date"><primary>lunar_calendar_get_date</primary></indexterm><programlisting><link linkend="void">void</link> lunar_calendar_get_date (<link linkend="LunarCalendar">LunarCalendar</link> *calendar,
<link linkend="guint">guint</link> *year,
<link linkend="guint">guint</link> *month,
<link linkend="guint">guint</link> *day);</programlisting>
<para>
Obtains the selected date from a <link linkend="LunarCalendar"><type>LunarCalendar</type></link>.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>calendar</parameter> :</term>
<listitem><simpara> a <link linkend="LunarCalendar"><type>LunarCalendar</type></link>
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>year</parameter> :</term>
<listitem><simpara> location to store the year number, or <link linkend="NULL:CAPS"><literal>NULL</literal></link>
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>month</parameter> :</term>
<listitem><simpara> location to store the month number (between 0 and 11), or <link linkend="NULL:CAPS"><literal>NULL</literal></link>
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>day</parameter> :</term>
<listitem><simpara> location to store the day number (between 1 and 31), or <link linkend="NULL:CAPS"><literal>NULL</literal></link>
</simpara></listitem></varlistentry>
</variablelist></refsect2>
<refsect2 id="lunar-calendar-freeze" role="function" condition="deprecated:2.8:">
<title>lunar_calendar_freeze ()</title>
<indexterm zone="lunar-calendar-freeze" role="deprecated"><primary>lunar_calendar_freeze</primary></indexterm><programlisting><link linkend="void">void</link> lunar_calendar_freeze (<link linkend="LunarCalendar">LunarCalendar</link> *calendar);</programlisting>
<warning><para><literal>lunar_calendar_freeze</literal> has been deprecated since version 2.8 and should not be used in newly-written code. </para></warning>
<para>
Does nothing. Previously locked the display of the calendar until
it was thawed with <link linkend="lunar-calendar-thaw"><function>lunar_calendar_thaw()</function></link>.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>calendar</parameter> :</term>
<listitem><simpara> a <link linkend="LunarCalendar"><type>LunarCalendar</type></link>
</simpara></listitem></varlistentry>
</variablelist></refsect2>
<refsect2 id="lunar-calendar-thaw" role="function" condition="deprecated:2.8:">
<title>lunar_calendar_thaw ()</title>
<indexterm zone="lunar-calendar-thaw" role="deprecated"><primary>lunar_calendar_thaw</primary></indexterm><programlisting><link linkend="void">void</link> lunar_calendar_thaw (<link linkend="LunarCalendar">LunarCalendar</link> *calendar);</programlisting>
<warning><para><literal>lunar_calendar_thaw</literal> has been deprecated since version 2.8 and should not be used in newly-written code. </para></warning>
<para>
Does nothing. Previously defrosted a calendar; all the changes made
since the last <link linkend="lunar-calendar-freeze"><function>lunar_calendar_freeze()</function></link> were displayed.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>calendar</parameter> :</term>
<listitem><simpara> a <link linkend="LunarCalendar"><type>LunarCalendar</type></link>
</simpara></listitem></varlistentry>
</variablelist></refsect2>
</refsect1>
</refentry>
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