]> Dogcows Code - chaz/tint2/blobdiff - src/clock/clock.c
*fix* valgrind invalid read/write and memleaks
[chaz/tint2] / src / clock / clock.c
index 578a2b2e2d25842a581cf40a530fd9873e45ffb8..500cfa3ba8556f82a8e30ac0afe688caa861c5b2 100644 (file)
 #include <cairo.h>
 #include <cairo-xlib.h>
 #include <pango/pangocairo.h>
-#include <unistd.h>
-#include <signal.h>
+#include <stdlib.h>
 
 #include "window.h"
 #include "server.h"
-#include "area.h"
 #include "panel.h"
-#include "taskbar.h"
 #include "clock.h"
 #include "timer.h"
+#include "common.h"
 
 
-char *time1_format=0;
-char *time2_format=0;
-char *time_tooltip_format=0;
-char *clock_lclick_command=0;
-char *clock_rclick_command=0;
+char *time1_format;
+char *time1_timezone;
+char *time2_format;
+char *time2_timezone;
+char *time_tooltip_format;
+char *time_tooltip_timezone;
+char *clock_lclick_command;
+char *clock_rclick_command;
 struct timeval time_clock;
-PangoFontDescription *time1_font_desc=0;
-PangoFontDescription *time2_font_desc=0;
+PangoFontDescription *time1_font_desc;
+PangoFontDescription *time2_font_desc;
 static char buf_time[40];
 static char buf_date[40];
 static char buf_tooltip[40];
 int clock_enabled;
+static timeout* clock_timeout;
 
 
-void update_clocks()
+void default_clock()
+{
+       clock_enabled = 0;
+       clock_timeout = 0;
+       time1_format = 0;
+       time1_timezone = 0;
+       time2_format = 0;
+       time2_timezone = 0;
+       time_tooltip_format = 0;
+       time_tooltip_timezone = 0;
+       clock_lclick_command = 0;
+       clock_rclick_command = 0;
+       time1_font_desc = 0;
+       time2_font_desc = 0;
+}
+
+void cleanup_clock()
+{
+       if (time1_font_desc) pango_font_description_free(time1_font_desc);
+       if (time2_font_desc) pango_font_description_free(time2_font_desc);
+       if (time1_format) g_free(time1_format);
+       if (time2_format) g_free(time2_format);
+       if (time_tooltip_format) g_free(time_tooltip_format);
+       if (time1_timezone) g_free(time1_timezone);
+       if (time2_timezone) g_free(time2_timezone);
+       if (time_tooltip_timezone) g_free(time_tooltip_timezone);
+       if (clock_lclick_command) g_free(clock_lclick_command);
+       if (clock_rclick_command) g_free(clock_rclick_command);
+       if (clock_timeout) stop_timeout(clock_timeout);
+}
+
+
+void update_clocks_sec(void* arg)
 {
        gettimeofday(&time_clock, 0);
        int i;
@@ -59,20 +93,48 @@ void update_clocks()
        panel_refresh = 1;
 }
 
+void update_clocks_min(void* arg)
+{
+       // remember old_sec because after suspend/hibernate the clock should be updated directly, and not
+       // on next minute change
+       time_t old_sec = time_clock.tv_sec;
+       gettimeofday(&time_clock, 0);
+       if (time_clock.tv_sec % 60 == 0 || time_clock.tv_sec - old_sec > 60) {
+               int i;
+               if (time1_format) {
+                       for (i=0 ; i < nb_panel ; i++)
+                               panel1[i].clock.area.resize = 1;
+               }
+               panel_refresh = 1;
+       }
+}
+
+struct tm* clock_gettime_for_tz(const char* timezone) {
+       if (timezone) {
+               const char* old_tz = getenv("TZ");
+               setenv("TZ", timezone, 1);
+               struct tm* result = localtime(&time_clock.tv_sec);
+               if (old_tz) setenv("TZ", old_tz, 1);
+               else unsetenv("TZ");
+               return result;
+       }
+       else return localtime(&time_clock.tv_sec);
+}
 
 const char* clock_get_tooltip(void* obj)
 {
-       strftime(buf_tooltip, sizeof(buf_tooltip), time_tooltip_format, localtime(&time_clock.tv_sec));
+       strftime(buf_tooltip, sizeof(buf_tooltip), time_tooltip_format, clock_gettime_for_tz(time_tooltip_timezone));
        return buf_tooltip;
 }
 
 
 void init_clock()
 {
-       if(time1_format) {
+       if(time1_format && clock_timeout==0) {
                if (strchr(time1_format, 'S') || strchr(time1_format, 'T') || strchr(time1_format, 'r'))
-                       install_timer(0, 1000000, 1, 0, update_clocks);
-               else install_timer(0, 1000000, 60, 0, update_clocks);
+                       clock_timeout = add_timeout(10, 1000, update_clocks_sec, 0);
+               else
+                       clock_timeout = add_timeout(10, 1000, update_clocks_min, 0);
        }
 }
 
@@ -81,76 +143,27 @@ void init_clock_panel(void *p)
 {
        Panel *panel =(Panel*)p;
        Clock *clock = &panel->clock;
-       int time_height, time_height_ink, date_height, date_height_ink;
 
        clock->area.parent = p;
        clock->area.panel = p;
        clock->area._draw_foreground = draw_clock;
+       clock->area.size_mode = SIZE_BY_CONTENT;
        clock->area._resize = resize_clock;
+       // check consistency
+       if (time1_format == 0)
+               return;
+
        clock->area.resize = 1;
-       clock->area.redraw = 1;
        clock->area.on_screen = 1;
 
-       strftime(buf_time, sizeof(buf_time), time1_format, localtime(&time_clock.tv_sec));
-       get_text_size(time1_font_desc, &time_height_ink, &time_height, panel->area.height, buf_time, strlen(buf_time));
-       if (time2_format) {
-               strftime(buf_date, sizeof(buf_date), time2_format, localtime(&time_clock.tv_sec));
-               get_text_size(time2_font_desc, &date_height_ink, &date_height, panel->area.height, buf_date, strlen(buf_date));
-       }
-
-       if (panel_horizontal) {
-               // panel horizonal => fixed height and posy
-               clock->area.posy = panel->area.pix.border.width + panel->area.paddingy;
-               clock->area.height = panel->area.height - (2 * clock->area.posy);
-       }
-       else {
-               // panel vertical => fixed width, height, posy and posx
-               clock->area.posy = panel->area.pix.border.width + panel->area.paddingxlr;
-               clock->area.height = (2 * clock->area.paddingxlr) + (time_height + date_height);
-               clock->area.posx = panel->area.pix.border.width + panel->area.paddingy;
-               clock->area.width = panel->area.width - (2 * panel->area.pix.border.width) - (2 * panel->area.paddingy);
-       }
-
-       clock->time1_posy = (clock->area.height - time_height) / 2;
-       if (time2_format) {
-               strftime(buf_date, sizeof(buf_date), time2_format, localtime(&time_clock.tv_sec));
-               get_text_size(time2_font_desc, &date_height_ink, &date_height, panel->area.height, buf_date, strlen(buf_date));
-
-               clock->time1_posy -= ((date_height_ink + 2) / 2);
-               clock->time2_posy = clock->time1_posy + time_height + 2 - (time_height - time_height_ink)/2 - (date_height - date_height_ink)/2;
-       }
-
        if (time_tooltip_format) {
                clock->area._get_tooltip_text = clock_get_tooltip;
-               strftime(buf_tooltip, sizeof(buf_tooltip), time_tooltip_format, localtime(&time_clock.tv_sec));
+               strftime(buf_tooltip, sizeof(buf_tooltip), time_tooltip_format, clock_gettime_for_tz(time_tooltip_timezone));
        }
 }
 
 
-void cleanup_clock()
-{
-       clock_enabled = 0;
-       if (time1_font_desc)
-               pango_font_description_free(time1_font_desc);
-       if (time2_font_desc)
-               pango_font_description_free(time2_font_desc);
-       if (time1_format)
-               g_free(time1_format);
-       if (time2_format)
-               g_free(time2_format);
-       if (time_tooltip_format)
-               g_free(time_tooltip_format);
-       if (clock_lclick_command)
-               g_free(clock_lclick_command);
-       if (clock_rclick_command)
-               g_free(clock_rclick_command);
-       time1_font_desc = time2_font_desc = 0;
-       time1_format = time2_format = 0;
-       clock_lclick_command = clock_rclick_command = 0;
-}
-
-
-void draw_clock (void *obj, cairo_t *c, int active)
+void draw_clock (void *obj, cairo_t *c)
 {
        Clock *clock = obj;
        PangoLayout *layout;
@@ -184,69 +197,51 @@ void draw_clock (void *obj, cairo_t *c, int active)
 }
 
 
-void resize_clock (void *obj)
+int resize_clock (void *obj)
 {
        Clock *clock = obj;
-       PangoLayout *layout;
-       int time_width, date_width, new_width;
+       Panel *panel = clock->area.panel;
+       int time_height_ink, time_height, time_width, date_height_ink, date_height, date_width, ret = 0;
 
        clock->area.redraw = 1;
-       time_width = date_width = 0;
-       strftime(buf_time, sizeof(buf_time), time1_format, localtime(&time_clock.tv_sec));
-       if (time2_format)
-               strftime(buf_date, sizeof(buf_date), time2_format, localtime(&time_clock.tv_sec));
-
-       // vertical panel doen't adjust width
-       if (!panel_horizontal) return;
-
-       //printf("  resize_clock\n");
-       cairo_surface_t *cs;
-       cairo_t *c;
-       Pixmap pmap;
-       pmap = XCreatePixmap (server.dsp, server.root_win, clock->area.width, clock->area.height, server.depth);
-
-       cs = cairo_xlib_surface_create (server.dsp, pmap, server.visual, clock->area.width, clock->area.height);
-       c = cairo_create (cs);
-       layout = pango_cairo_create_layout (c);
-
-       // check width
-       pango_layout_set_font_description (layout, time1_font_desc);
-       pango_layout_set_indent(layout, 0);
-       pango_layout_set_text (layout, buf_time, strlen(buf_time));
-       pango_layout_get_pixel_size (layout, &time_width, NULL);
+       
+       date_height = date_width = 0;
+       strftime(buf_time, sizeof(buf_time), time1_format, clock_gettime_for_tz(time1_timezone));
+       get_text_size2(time1_font_desc, &time_height_ink, &time_height, &time_width, panel->area.height, panel->area.width, buf_time, strlen(buf_time));
        if (time2_format) {
-               pango_layout_set_font_description (layout, time2_font_desc);
-               pango_layout_set_indent(layout, 0);
-               pango_layout_set_text (layout, buf_date, strlen(buf_date));
-               pango_layout_get_pixel_size (layout, &date_width, NULL);
+               strftime(buf_date, sizeof(buf_date), time2_format, clock_gettime_for_tz(time2_timezone));
+               get_text_size2(time2_font_desc, &date_height_ink, &date_height, &date_width, panel->area.height, panel->area.width, buf_date, strlen(buf_date));
        }
 
-       if (time_width > date_width) new_width = time_width;
-       else new_width = date_width;
-       new_width += (2*clock->area.paddingxlr) + (2*clock->area.pix.border.width);
-
-       Panel *panel = ((Area*)obj)->panel;
-       clock->area.posx = panel->area.width - clock->area.width - panel->area.paddingxlr - panel->area.pix.border.width;
-
-       if (new_width > clock->area.width || new_width < (clock->area.width-6)) {
-               // resize clock
-               // we try to limit the number of resize
-               // printf("clock_width %d, new_width %d\n", clock->area.width, new_width);
-               clock->area.width = new_width + 1;
-
-               // resize other objects on panel
-               panel->area.resize = 1;
-#ifdef ENABLE_BATTERY
-               panel->battery.area.resize = 1;
-#endif
-               systray.area.resize = 1;
-               panel_refresh = 1;
+       if (panel_horizontal) {
+               int new_size = (time_width > date_width) ? time_width : date_width;
+               new_size += (2*clock->area.paddingxlr) + (2*clock->area.bg->border.width);
+               if (new_size > clock->area.width || new_size < (clock->area.width-6)) {
+                       // we try to limit the number of resize
+                       clock->area.width = new_size + 1;
+                       clock->time1_posy = (clock->area.height - time_height) / 2;
+                       if (time2_format) {
+                               clock->time1_posy -= ((date_height_ink + 2) / 2);
+                               clock->time2_posy = clock->time1_posy + time_height + 2 - (time_height - time_height_ink)/2 - (date_height - date_height_ink)/2;
+                       }
+                       ret = 1;
+               }
+       }
+       else {
+               int new_size = time_height + date_height + (2 * (clock->area.paddingxlr + clock->area.bg->border.width));
+               if (new_size != clock->area.height) {
+                       // we try to limit the number of resize
+                       clock->area.height =  new_size;
+                       clock->time1_posy = (clock->area.height - time_height) / 2;
+                       if (time2_format) {
+                               clock->time1_posy -= ((date_height_ink + 2) / 2);
+                               clock->time2_posy = clock->time1_posy + time_height + 2 - (time_height - time_height_ink)/2 - (date_height - date_height_ink)/2;
+                       }
+                       ret = 1;
+               }
        }
 
-       g_object_unref (layout);
-       cairo_destroy (c);
-       cairo_surface_destroy (cs);
-       XFreePixmap (server.dsp, pmap);
+       return ret;
 }
 
 
@@ -261,17 +256,6 @@ void clock_action(int button)
                command = clock_rclick_command;
                break;
        }
-       if (command) {
-               pid_t pid;
-               pid = fork();
-               if (pid == 0) {
-                       // change for the fork the signal mask
-                       sigset_t sigset;
-                       sigprocmask(SIG_SETMASK, &sigset, 0);
-                       sigprocmask(SIG_UNBLOCK, &sigset, 0);
-                       execl("/bin/sh", "/bin/sh", "-c", command, NULL);
-                       _exit(0);
-               }
-       }
+       tint_exec(command);
 }
 
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