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Dogcows Code - chaz/tint2/blob - clock/clock.c
1 /**************************************************************************
5 * Copyright (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr) from Omega distribution
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License version 2
9 * as published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 **************************************************************************/
23 #include <cairo-xlib.h>
24 #include <pango/pangocairo.h>
39 char *time_tooltip_format
;
40 char *time_tooltip_timezone
;
41 char *clock_lclick_command
;
42 char *clock_rclick_command
;
43 struct timeval time_clock
;
44 PangoFontDescription
*time1_font_desc
;
45 PangoFontDescription
*time2_font_desc
;
46 static char buf_time
[256];
47 static char buf_date
[256];
48 static char buf_tooltip
[512];
50 static timeout
* clock_timeout
;
61 time_tooltip_format
= 0;
62 time_tooltip_timezone
= 0;
63 clock_lclick_command
= 0;
64 clock_rclick_command
= 0;
71 if (time1_font_desc
) pango_font_description_free(time1_font_desc
);
72 if (time2_font_desc
) pango_font_description_free(time2_font_desc
);
73 if (time1_format
) g_free(time1_format
);
74 if (time2_format
) g_free(time2_format
);
75 if (time_tooltip_format
) g_free(time_tooltip_format
);
76 if (time1_timezone
) g_free(time1_timezone
);
77 if (time2_timezone
) g_free(time2_timezone
);
78 if (time_tooltip_timezone
) g_free(time_tooltip_timezone
);
79 if (clock_lclick_command
) g_free(clock_lclick_command
);
80 if (clock_rclick_command
) g_free(clock_rclick_command
);
81 if (clock_timeout
) stop_timeout(clock_timeout
);
85 void update_clocks_sec(void* arg
)
87 gettimeofday(&time_clock
, 0);
90 for (i
=0 ; i
< nb_panel
; i
++)
91 panel1
[i
].clock
.area
.resize
= 1;
96 void update_clocks_min(void* arg
)
98 // remember old_sec because after suspend/hibernate the clock should be updated directly, and not
99 // on next minute change
100 time_t old_sec
= time_clock
.tv_sec
;
101 gettimeofday(&time_clock
, 0);
102 if (time_clock
.tv_sec
% 60 == 0 || time_clock
.tv_sec
- old_sec
> 60) {
105 for (i
=0 ; i
< nb_panel
; i
++)
106 panel1
[i
].clock
.area
.resize
= 1;
112 struct tm
* clock_gettime_for_tz(const char* timezone
) {
114 const char* old_tz
= getenv("TZ");
115 setenv("TZ", timezone
, 1);
116 struct tm
* result
= localtime(&time_clock
.tv_sec
);
117 if (old_tz
) setenv("TZ", old_tz
, 1);
121 else return localtime(&time_clock
.tv_sec
);
124 const char* clock_get_tooltip(void* obj
)
126 strftime(buf_tooltip
, sizeof(buf_tooltip
), time_tooltip_format
, clock_gettime_for_tz(time_tooltip_timezone
));
133 if(time1_format
&& clock_timeout
==0) {
134 if (strchr(time1_format
, 'S') || strchr(time1_format
, 'T') || strchr(time1_format
, 'r'))
135 clock_timeout
= add_timeout(10, 1000, update_clocks_sec
, 0);
137 clock_timeout
= add_timeout(10, 1000, update_clocks_min
, 0);
142 void init_clock_panel(void *p
)
144 Panel
*panel
=(Panel
*)p
;
145 Clock
*clock
= &panel
->clock
;
147 if (clock
->area
.bg
== 0)
148 clock
->area
.bg
= &g_array_index(backgrounds
, Background
, 0);
149 clock
->area
.parent
= p
;
150 clock
->area
.panel
= p
;
151 clock
->area
._draw_foreground
= draw_clock
;
152 clock
->area
.size_mode
= SIZE_BY_CONTENT
;
153 clock
->area
._resize
= resize_clock
;
155 if (time1_format
== 0)
158 clock
->area
.resize
= 1;
159 clock
->area
.on_screen
= 1;
161 if (time_tooltip_format
) {
162 clock
->area
._get_tooltip_text
= clock_get_tooltip
;
163 strftime(buf_tooltip
, sizeof(buf_tooltip
), time_tooltip_format
, clock_gettime_for_tz(time_tooltip_timezone
));
168 void draw_clock (void *obj
, cairo_t
*c
)
173 layout
= pango_cairo_create_layout (c
);
176 pango_layout_set_font_description (layout
, time1_font_desc
);
177 pango_layout_set_width (layout
, clock
->area
.width
* PANGO_SCALE
);
178 pango_layout_set_alignment (layout
, PANGO_ALIGN_CENTER
);
179 pango_layout_set_text (layout
, buf_time
, strlen(buf_time
));
181 cairo_set_source_rgba (c
, clock
->font
.color
[0], clock
->font
.color
[1], clock
->font
.color
[2], clock
->font
.alpha
);
183 pango_cairo_update_layout (c
, layout
);
184 cairo_move_to (c
, 0, clock
->time1_posy
);
185 pango_cairo_show_layout (c
, layout
);
188 pango_layout_set_font_description (layout
, time2_font_desc
);
189 pango_layout_set_indent(layout
, 0);
190 pango_layout_set_text (layout
, buf_date
, strlen(buf_date
));
191 pango_layout_set_width (layout
, clock
->area
.width
* PANGO_SCALE
);
193 pango_cairo_update_layout (c
, layout
);
194 cairo_move_to (c
, 0, clock
->time2_posy
);
195 pango_cairo_show_layout (c
, layout
);
198 g_object_unref (layout
);
202 int resize_clock (void *obj
)
205 Panel
*panel
= clock
->area
.panel
;
206 int time_height_ink
, time_height
, time_width
, date_height_ink
, date_height
, date_width
, ret
= 0;
208 clock
->area
.redraw
= 1;
210 date_height
= date_width
= 0;
211 strftime(buf_time
, sizeof(buf_time
), time1_format
, clock_gettime_for_tz(time1_timezone
));
212 get_text_size2(time1_font_desc
, &time_height_ink
, &time_height
, &time_width
, panel
->area
.height
, panel
->area
.width
, buf_time
, strlen(buf_time
));
214 strftime(buf_date
, sizeof(buf_date
), time2_format
, clock_gettime_for_tz(time2_timezone
));
215 get_text_size2(time2_font_desc
, &date_height_ink
, &date_height
, &date_width
, panel
->area
.height
, panel
->area
.width
, buf_date
, strlen(buf_date
));
218 if (panel_horizontal
) {
219 int new_size
= (time_width
> date_width
) ? time_width
: date_width
;
220 new_size
+= (2*clock
->area
.paddingxlr
) + (2*clock
->area
.bg
->border
.width
);
221 if (new_size
> clock
->area
.width
|| new_size
< (clock
->area
.width
-6)) {
222 // we try to limit the number of resize
223 clock
->area
.width
= new_size
+ 1;
224 clock
->time1_posy
= (clock
->area
.height
- time_height
) / 2;
226 clock
->time1_posy
-= (date_height
)/2;
227 clock
->time2_posy
= clock
->time1_posy
+ time_height
;
233 int new_size
= time_height
+ date_height
+ (2 * (clock
->area
.paddingxlr
+ clock
->area
.bg
->border
.width
));
234 if (new_size
!= clock
->area
.height
) {
235 // we try to limit the number of resize
236 clock
->area
.height
= new_size
;
237 clock
->time1_posy
= (clock
->area
.height
- time_height
) / 2;
239 clock
->time1_posy
-= (date_height
)/2;
240 clock
->time2_posy
= clock
->time1_posy
+ time_height
;
250 void clock_action(int button
)
255 command
= clock_lclick_command
;
258 command
= clock_rclick_command
;
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