aboutsummaryrefslogtreecommitdiff
path: root/src/indicator-datetime.c
blob: 00854a4a3b10479ca15d4e36878adbef4b9caf72 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

/* GStuff */
#include <glib.h>
#include <glib-object.h>
#include <glib/gi18n.h>

/* Indicator Stuff */
#include <libindicator/indicator.h>
#include <libindicator/indicator-object.h>


#define INDICATOR_DATETIME_TYPE            (indicator_datetime_get_type ())
#define INDICATOR_DATETIME(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), INDICATOR_DATETIME_TYPE, IndicatorDatetime))
#define INDICATOR_DATETIME_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), INDICATOR_DATETIME_TYPE, IndicatorDatetimeClass))
#define IS_INDICATOR_DATETIME(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), INDICATOR_DATETIME_TYPE))
#define IS_INDICATOR_DATETIME_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), INDICATOR_DATETIME_TYPE))
#define INDICATOR_DATETIME_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), INDICATOR_DATETIME_TYPE, IndicatorDatetimeClass))

typedef struct _IndicatorDatetime         IndicatorDatetime;
typedef struct _IndicatorDatetimeClass    IndicatorDatetimeClass;
typedef struct _IndicatorDatetimePrivate  IndicatorDatetimePrivate;

struct _IndicatorDatetimeClass {
	IndicatorObjectClass parent_class;
};

struct _IndicatorDatetime {
	IndicatorObject parent;
	IndicatorDatetimePrivate * priv;
};

struct _IndicatorDatetimePrivate {
	GtkLabel * label;
	GtkMenuItem * date;
	GtkMenuItem * calendar;
	guint timer;
};

#define INDICATOR_DATETIME_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE ((o), INDICATOR_DATETIME_TYPE, IndicatorDatetimePrivate))

GType indicator_datetime_get_type (void);

static void indicator_datetime_class_init (IndicatorDatetimeClass *klass);
static void indicator_datetime_init       (IndicatorDatetime *self);
static void indicator_datetime_dispose    (GObject *object);
static void indicator_datetime_finalize   (GObject *object);
static GtkLabel * get_label               (IndicatorObject * io);
static GtkMenu *  get_menu                (IndicatorObject * io);

/* Indicator Module Config */
INDICATOR_SET_VERSION
INDICATOR_SET_TYPE(INDICATOR_DATETIME_TYPE)

G_DEFINE_TYPE (IndicatorDatetime, indicator_datetime, INDICATOR_OBJECT_TYPE);

static void
indicator_datetime_class_init (IndicatorDatetimeClass *klass)
{
	GObjectClass *object_class = G_OBJECT_CLASS (klass);

	g_type_class_add_private (klass, sizeof (IndicatorDatetimePrivate));

	object_class->dispose = indicator_datetime_dispose;
	object_class->finalize = indicator_datetime_finalize;

	IndicatorObjectClass * io_class = INDICATOR_OBJECT_CLASS(klass);

	io_class->get_label = get_label;
	io_class->get_menu  = get_menu;

	return;
}

static void
indicator_datetime_init (IndicatorDatetime *self)
{
	self->priv = INDICATOR_DATETIME_GET_PRIVATE(self);

	self->priv->label = NULL;
	self->priv->date = NULL;
	self->priv->calendar = NULL;
	self->priv->timer = 0;

	return;
}

static void
indicator_datetime_dispose (GObject *object)
{
	IndicatorDatetime * self = INDICATOR_DATETIME(object);

	if (self->priv->label != NULL) {
		g_object_unref(self->priv->label);
		self->priv->label = NULL;
	}

	if (self->priv->date != NULL) {
		g_object_unref(self->priv->date);
		self->priv->date = NULL;
	}

	if (self->priv->calendar != NULL) {
		g_object_unref(self->priv->calendar);
		self->priv->calendar = NULL;
	}

	if (self->priv->timer != 0) {
		g_source_remove(self->priv->timer);
		self->priv->timer = 0;
	}

	G_OBJECT_CLASS (indicator_datetime_parent_class)->dispose (object);
	return;
}

static void
indicator_datetime_finalize (GObject *object)
{

	G_OBJECT_CLASS (indicator_datetime_parent_class)->finalize (object);
	return;
}

/* Updates the label to be the current time. */
static void
update_label (IndicatorDatetime * io)
{
	IndicatorDatetime * self = INDICATOR_DATETIME(io);

	if (self->priv->label == NULL) return;

	gchar longstr[128];
	time_t t;
	struct tm *ltime;

	t = time(NULL);
	ltime = localtime(&t);
	if (ltime == NULL) {
		g_debug("Error getting local time");
		gtk_label_set_label(self->priv->label, _("Error getting time"));
		return;
	}

	strftime(longstr, 128, "%I:%M %p", ltime);
	
	gchar * utf8 = g_locale_to_utf8(longstr, -1, NULL, NULL, NULL);
	gtk_label_set_label(self->priv->label, utf8);
	g_free(utf8);

	if (self->priv->date == NULL) return;

	/* Note: may require some localization tweaks */
	strftime(longstr, 128, "%A, %e %B %Y", ltime);
	
	utf8 = g_locale_to_utf8(longstr, -1, NULL, NULL, NULL);
	gtk_menu_item_set_label(self->priv->date, utf8);
	g_free(utf8);

	return;
}

/* Runs every minute and updates the time */
gboolean
minute_timer_func (gpointer user_data)
{
	IndicatorDatetime * self = INDICATOR_DATETIME(user_data);

	if (self->priv->label != NULL) {
		update_label(self);
		return TRUE;
	} else {
		self->priv->timer = 0;
		return FALSE;
	}

	return FALSE;
}

static void
activate_cb (GtkWidget *widget, const gchar *command)
{
	GError * error = NULL;

	if (!g_spawn_command_line_async(command, &error)) {
		g_warning("Unable to start %s: %s", (char *)command, error->message);
		g_error_free(error);
	}
}


/* Grabs the label.  Creates it if it doesn't
   exist already */
static GtkLabel *
get_label (IndicatorObject * io)
{
	IndicatorDatetime * self = INDICATOR_DATETIME(io);

	/* If there's not a label, we'll build ourselves one */
	if (self->priv->label == NULL) {
		self->priv->label = GTK_LABEL(gtk_label_new("Time"));
		g_object_ref(G_OBJECT(self->priv->label));
		update_label(self);
		gtk_widget_show(GTK_WIDGET(self->priv->label));
	}

	if (self->priv->timer == 0) {
		self->priv->timer = g_timeout_add_seconds(60, minute_timer_func, self);
	}

	return self->priv->label;
}

static void
check_for_calendar_application (IndicatorDatetime * self)
{
	GtkMenuItem * item = self->priv->calendar;
	g_return_if_fail (item != NULL);

	gchar *evo = g_find_program_in_path("evolution");
	if (evo != NULL) {
		g_signal_connect (GTK_MENU_ITEM (item), "activate",
						  G_CALLBACK (activate_cb), "evolution -c calendar");
		gtk_widget_set_sensitive (GTK_WIDGET (item), TRUE);
		gtk_widget_show(GTK_WIDGET(item));
		g_free(evo);
	} else {
		gtk_widget_hide(GTK_WIDGET(item));
	}
}

static GtkMenu *
get_menu (IndicatorObject * io)
{
	IndicatorDatetime * self = INDICATOR_DATETIME(io);

	GtkWidget * menu = NULL;
	GtkWidget * item = NULL;

	menu = gtk_menu_new();
	
	if (self->priv->date == NULL) {
		item = gtk_menu_item_new_with_label("No date yet...");
		gtk_widget_set_sensitive (GTK_WIDGET (item), FALSE);
		gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
		self->priv->date = GTK_MENU_ITEM (item);
		update_label(self);
	}

	if (self->priv->calendar == NULL) {
		item = gtk_menu_item_new_with_label(_("Open Calendar"));
		/* insensitive until we check for available apps */
		gtk_widget_set_sensitive (GTK_WIDGET (item), FALSE);
		gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
		self->priv->calendar = GTK_MENU_ITEM (item);
	}
 
	gtk_menu_shell_append (GTK_MENU_SHELL (menu),
						   gtk_separator_menu_item_new ());

	GtkWidget *settings_mi = gtk_menu_item_new_with_label (_("Set Time and Date..."));
	g_signal_connect (GTK_MENU_ITEM (settings_mi), "activate",
					  G_CALLBACK (activate_cb), "time-admin");
	gtk_menu_shell_append (GTK_MENU_SHELL(menu), settings_mi);
	gtk_widget_show(settings_mi);

	/* show_all to reveal the separator */
	gtk_widget_show_all(menu);

	/* Note: maybe should move that to an idle loop if that helps with
	   boot performance	*/
	check_for_calendar_application (self);

	return GTK_MENU(menu);
}