328 lines
8.9 KiB
C
328 lines
8.9 KiB
C
/* gcal-weather-info.c
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*
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* Copyright (C) 2017 Florian Brosch <flo.brosch@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#define G_LOG_DOMAIN "Weather"
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#include <string.h>
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#include "gcal-weather-info.h"
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/* _GcalWeatherInfo:
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* @date: (not nullable): The day this information belongs to.
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* @name: (not nullable): Icon name if weather informations are available or NULL.
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* @temperature: (not nullable): Temperature string including right units.
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*
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* Data type holding weather information.
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*
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* Geometric information and @image should only be set
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* inside widgets.
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*/
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struct _GcalWeatherInfo {
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GObject parent_instance;
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/* <private> */
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GDate date; /* owned, non-null */
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gchar *icon_name; /* owned, non-null */
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gchar *temperature; /* owned, non-null */
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};
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static void gcal_weather_info_set_date (GcalWeatherInfo *self,
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GDate *date);
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static void gcal_weather_info_set_temperature (GcalWeatherInfo *self,
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const gchar *temperature);
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static void gcal_weather_info_set_icon_name (GcalWeatherInfo *self,
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const gchar *icon_name);
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G_DEFINE_TYPE (GcalWeatherInfo, gcal_weather_info, G_TYPE_OBJECT)
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enum {
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PROP_0,
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PROP_DATE,
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PROP_ICON_NAME,
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PROP_TEMPERATURE,
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PROP_NUM,
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};
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/* < gobject setup > */
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static void
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gcal_weather_info_finalize (GObject *object)
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{
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GcalWeatherInfo *self; /* unowned */
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self = (GcalWeatherInfo *) object;
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g_date_clear (&self->date, 1);
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g_free (self->icon_name);
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g_free (self->temperature);
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G_OBJECT_CLASS (gcal_weather_info_parent_class)->finalize (object);
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}
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static void
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gcal_weather_info_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GcalWeatherInfo *self; /* unowned */
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self = GCAL_WEATHER_INFO (object);
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switch (property_id)
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{
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case PROP_DATE:
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g_value_set_boxed (value, &self->date);
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break;
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case PROP_ICON_NAME:
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g_value_set_string (value, gcal_weather_info_get_icon_name (self));
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break;
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case PROP_TEMPERATURE:
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g_value_set_string (value, gcal_weather_info_get_temperature (self));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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gcal_weather_info_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GcalWeatherInfo *self; /* unowned */
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self = GCAL_WEATHER_INFO (object);
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switch (property_id)
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{
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case PROP_DATE:
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gcal_weather_info_set_date (self, g_value_get_boxed (value));
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break;
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case PROP_ICON_NAME:
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gcal_weather_info_set_icon_name (self, g_value_get_string (value));
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break;
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case PROP_TEMPERATURE:
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gcal_weather_info_set_temperature (self, g_value_get_string (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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gcal_weather_info_class_init (GcalWeatherInfoClass *klass)
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{
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GObjectClass *object_class; /* unowned */
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object_class = G_OBJECT_CLASS (klass);
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object_class->finalize = gcal_weather_info_finalize;
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object_class->get_property = gcal_weather_info_get_property;
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object_class->set_property = gcal_weather_info_set_property;
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/**
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* GcalWeatherInfo:date:
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*
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* The non-nullable date weather information belongs to.
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*/
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g_object_class_install_property
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(object_class,
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PROP_DATE,
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g_param_spec_boxed ("date", "date", "date", G_TYPE_DATE,
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G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
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/**
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* GcalWeatherInfo:icon-name:
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*
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* Non-nullable Icon name representing the weather.
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*/
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g_object_class_install_property
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(object_class,
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PROP_ICON_NAME,
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g_param_spec_string ("icon-name", "icon-name", "icon-name", NULL,
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G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
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/**
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* GcalWeatherInfo:temperature:
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*
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* The temperature as string or %NULL.
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*/
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g_object_class_install_property
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(object_class,
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PROP_TEMPERATURE,
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g_param_spec_string ("temperature", "temperature", "temperature", NULL,
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G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
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}
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static void
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gcal_weather_info_init (GcalWeatherInfo *self)
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{
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g_date_clear (&self->date, 1);
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self->icon_name = NULL;
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self->temperature = NULL;
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}
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/* < private > */
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/* gcal_weather_info_set_date:
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* @self: A #GcalWeatherInfo instance.
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* @date: The date to set.
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*
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* Setter for :date.
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*/
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static void
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gcal_weather_info_set_date (GcalWeatherInfo *self,
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GDate *date)
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{
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g_return_if_fail (GCAL_IS_WEATHER_INFO (self));
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g_return_if_fail (date != NULL);
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self->date = *date;
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}
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/* gcal_weather_info_set_temperature:
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* @self: A #GcalWeatherInfo instance.
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* @temperature: A weather string.
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*
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* Setter for #GcalWeatherInfo:temperature.
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*/
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static void
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gcal_weather_info_set_temperature (GcalWeatherInfo *self,
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const gchar *temperature)
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{
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g_return_if_fail (GCAL_IS_WEATHER_INFO (self));
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g_return_if_fail (temperature != NULL);
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if (g_strcmp0 (self->temperature, temperature) != 0)
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{
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g_free (self->temperature);
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self->temperature = g_strdup (temperature);
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g_object_notify ((GObject*) self, "temperature");
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}
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}
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/* gcal_weather_info_set_icon_name:
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* @self: A #GcalWeatherInfo instance.
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* @icon_name: The name of the icon to display.
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*
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* Setter for #GcalWeatherInfo:icon_name.
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*/
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static void
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gcal_weather_info_set_icon_name (GcalWeatherInfo *self,
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const gchar *icon_name)
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{
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g_return_if_fail (GCAL_IS_WEATHER_INFO (self));
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g_return_if_fail (icon_name != NULL);
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if (g_strcmp0 (self->icon_name, icon_name) != 0)
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{
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g_free (self->icon_name);
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self->icon_name = g_strdup (icon_name);
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g_object_notify ((GObject*) self, "icon-name");
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}
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}
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/* < public > */
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/**
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* gcal_weather_info_new:
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* @date: (not nullable): The date weather infos belong to.
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* @icon_name: (not nullable): The icon name indicating the weather.
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* @temperature: (nullable): The temperature to display.
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*
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* Creates a new #GcalWeatherInfo.
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*
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* @Returns: (transfer full): A newly allocated #GcalWeatherInfo.
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*/
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GcalWeatherInfo*
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gcal_weather_info_new (GDate *date,
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const gchar *icon_name,
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const gchar *temperature)
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{
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GcalWeatherInfo *info; /* owned */
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g_return_val_if_fail (date != NULL, NULL);
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g_return_val_if_fail (icon_name != NULL, NULL);
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g_return_val_if_fail (temperature != NULL, NULL);
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info = (GcalWeatherInfo*) g_object_new (GCAL_TYPE_WEATHER_INFO,
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"date", date,
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"icon-name", icon_name,
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"temperature", temperature,
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NULL);
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return info;
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}
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/**
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* gcal_weather_info_get_date:
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* @self: A #GcalWeatherInfo instance.
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* @date: (out) (not nullable): The associated day.
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*
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* Getter for #GcalWeatherInfo:date.
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*/
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void
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gcal_weather_info_get_date (GcalWeatherInfo *self,
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GDate *date)
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{
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g_return_if_fail (GCAL_IS_WEATHER_INFO (self));
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*date = self->date;
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}
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/**
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* gcal_weather_info_get_icon_name:
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* @self: A #GcalWeatherInfo instance.
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*
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* Getter for #GcalWeatherInfo:icon_name.
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*/
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const gchar*
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gcal_weather_info_get_icon_name (GcalWeatherInfo *self)
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{
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g_return_val_if_fail (GCAL_IS_WEATHER_INFO (self), NULL);
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return self->icon_name;
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}
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/**
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* gcal_weather_info_get_temperature:
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* @self: A #GcalWeatherInfo instance.
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*
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* Getter for #GcalWeatherInfo:temperature.
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*/
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const gchar*
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gcal_weather_info_get_temperature (GcalWeatherInfo *self)
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{
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g_return_val_if_fail (GCAL_IS_WEATHER_INFO (self), NULL);
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return self->temperature;
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}
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