]> Dogcows Code - chaz/tint2/blobdiff - src/battery/battery.c
cleanup code
[chaz/tint2] / src / battery / battery.c
index 45180f9377e45cd29c7277522b0294f285156f46..9bb024e5c567f498694aecdae56e7946065a5932 100644 (file)
 #include <cairo-xlib.h>
 #include <pango/pangocairo.h>
 
+#if defined(__OpenBSD__) || defined(__NetBSD__)
+#include <machine/apmvar.h>
+#include <err.h>
+#include <sys/ioctl.h>
+#include <unistd.h>
+#endif
+
+#if defined(__FreeBSD__)
+#include <sys/types.h>
+#include <sys/sysctl.h>
+#endif
+
 #include "window.h"
 #include "server.h"
-#include "area.h"
 #include "panel.h"
-#include "taskbar.h"
 #include "battery.h"
-#include "clock.h"
 #include "timer.h"
+#include "common.h"
 
 PangoFontDescription *bat1_font_desc;
 PangoFontDescription *bat2_font_desc;
@@ -51,29 +61,38 @@ char *path_energy_full;
 char *path_current_now;
 char *path_status;
 
+#if defined(__OpenBSD__) || defined(__NetBSD__)
+int apm_fd;
+#endif
+
 void update_batterys(void* arg)
 {
-       int i;
+       int old_percentage = battery_state.percentage;
+       int16_t old_hours = battery_state.time.hours;
+       int8_t old_minutes = battery_state.time.minutes;
+       
        update_battery();
+       if (old_percentage == battery_state.percentage && old_hours == battery_state.time.hours && old_minutes == battery_state.time.minutes)
+               return;
+
+       int i;
        for (i=0 ; i < nb_panel ; i++) {
                if (battery_state.percentage >= percentage_hide) {
                        if (panel1[i].battery.area.on_screen == 1) {
-                               panel1[i].battery.area.on_screen = 0;
-                               // force resize on panel
-                               panel1[i].area.resize = 1;
+                               hide(&panel1[i].battery.area);
                                panel_refresh = 1;
                        }
-                       continue;
                }
                else {
                        if (panel1[i].battery.area.on_screen == 0) {
-                               panel1[i].battery.area.on_screen = 1;
-                               // force resize on panel
-                               panel1[i].area.resize = 1;
+                               show(&panel1[i].battery.area);
                                panel_refresh = 1;
                        }
                }
-               panel1[i].battery.area.resize = 1;
+               if (panel1[i].battery.area.on_screen == 1) {
+                       panel1[i].battery.area.resize = 1;
+                       panel_refresh = 1;
+               }
        }
 }
 
@@ -90,6 +109,12 @@ void default_battery()
        path_energy_full = 0;
        path_current_now = 0;
        path_status = 0;
+       battery_state.percentage = 0;
+       battery_state.time.hours = 0;
+       battery_state.time.minutes = 0;
+#if defined(__OpenBSD__) || defined(__NetBSD__)
+       apm_fd = -1;
+#endif
 }
 
 void cleanup_battery()
@@ -101,19 +126,34 @@ void cleanup_battery()
        if (path_current_now) g_free(path_current_now);
        if (path_status) g_free(path_status);
        if (battery_low_cmd) g_free(battery_low_cmd);
+       if (battery_timeout) stop_timeout(battery_timeout);
+
+#if defined(__OpenBSD__) || defined(__NetBSD__)
+       if ((apm_fd != -1) && (close(apm_fd) == -1))
+               warn("cannot close /dev/apm");
+#endif
 }
 
 
 void init_battery()
 {
+       if (!battery_enabled) return;
+
+#if defined(__OpenBSD__) || defined(__NetBSD__)
+       apm_fd = open("/dev/apm", O_RDONLY);
+       if (apm_fd < 0) {
+               warn("init_battery: failed to open /dev/apm.");
+               battery_enabled = 0;
+               return;
+       }
+
+#elif !defined(__FreeBSD__)
        // check battery
        GDir *directory = 0;
        GError *error = NULL;
        const char *entryname;
        char *battery_dir = 0;
 
-       if (!battery_enabled) return;
-
        directory = g_dir_open("/sys/class/power_supply", 0, &error);
        if (error)
                g_error_free(error);
@@ -134,6 +174,7 @@ void init_battery()
                g_dir_close(directory);
        if (!battery_dir) {
                fprintf(stderr, "ERROR: battery applet can't found power_supply\n");
+               default_battery();
                return;
        }
 
@@ -176,6 +217,7 @@ void init_battery()
 
        g_free(path1);
        g_free(battery_dir);
+#endif
 
        if (battery_enabled && battery_timeout==0)
                battery_timeout = add_timeout(10, 10000, update_batterys, 0);
@@ -186,7 +228,6 @@ void init_battery_panel(void *p)
 {
        Panel *panel = (Panel*)p;
        Battery *battery = &panel->battery;
-       int bat_percentage_height, bat_percentage_height_ink, bat_time_height, bat_time_height_ink;
 
        if (!battery_enabled)
                return;
@@ -194,44 +235,98 @@ void init_battery_panel(void *p)
        battery->area.parent = p;
        battery->area.panel = p;
        battery->area._draw_foreground = draw_battery;
+       battery->area.size_mode = SIZE_BY_CONTENT;
        battery->area._resize = resize_battery;
-       battery->area.resize = 1;
-       battery->area.redraw = 1;
        battery->area.on_screen = 1;
-
-       update_battery(&battery_state);
-       snprintf(buf_bat_percentage, sizeof(buf_bat_percentage), "%d%%", battery_state.percentage);
-       snprintf(buf_bat_time, sizeof(buf_bat_time), "%02d:%02d", battery_state.time.hours, battery_state.time.minutes);
-
-       get_text_size(bat1_font_desc, &bat_percentage_height_ink, &bat_percentage_height, panel->area.height, buf_bat_percentage, strlen(buf_bat_percentage));
-       get_text_size(bat2_font_desc, &bat_time_height_ink, &bat_time_height, panel->area.height, buf_bat_time, strlen(buf_bat_time));
-
-       if (panel_horizontal) {
-               // panel horizonal => fixed height and posy
-               battery->area.posy = panel->area.bg->border.width + panel->area.paddingy;
-               battery->area.height = panel->area.height - (2 * battery->area.posy);
-       }
-       else {
-               // panel vertical => fixed width, height, posy and posx
-               battery->area.posy = panel->clock.area.posy + panel->clock.area.height + panel->area.paddingx;
-               battery->area.height = (2 * battery->area.paddingxlr) + (bat_time_height + bat_percentage_height);
-               battery->area.posx = panel->area.bg->border.width + panel->area.paddingy;
-               battery->area.width = panel->area.width - (2 * panel->area.bg->border.width) - (2 * panel->area.paddingy);
-       }
-
-       battery->bat1_posy = (battery->area.height - bat_percentage_height) / 2;
-       battery->bat1_posy -= ((bat_time_height_ink + 2) / 2);
-       battery->bat2_posy = battery->bat1_posy + bat_percentage_height + 2 - (bat_percentage_height - bat_percentage_height_ink)/2 - (bat_time_height - bat_time_height_ink)/2;
+       battery->area.resize = 1;
 }
 
 
 void update_battery() {
+#if !defined(__OpenBSD__) && !defined(__NetBSD__) && !defined(__FreeBSD__)
+       // unused on OpenBSD, silence compiler warnings
        FILE *fp;
        char tmp[25];
-       int64_t energy_now = 0, energy_full = 0, current_now = 0;
+       int64_t current_now = 0;
+#endif
+#if defined(__FreeBSD__)
+       int sysctl_out =  0;
+       size_t len = 0;
+#endif
+       int64_t energy_now = 0, energy_full = 0;
        int seconds = 0;
        int8_t new_percentage = 0;
 
+#if defined(__OpenBSD__) || defined(__NetBSD__)
+       struct apm_power_info info;
+       if (ioctl(apm_fd, APM_IOC_GETPOWER, &(info)) < 0)
+               warn("power update: APM_IOC_GETPOWER");
+
+       // best attempt at mapping to linux battery states
+       battery_state.state = BATTERY_UNKNOWN;
+       switch (info.battery_state) {
+               case APM_BATT_CHARGING:
+                       battery_state.state = BATTERY_CHARGING;
+                       break;
+               default:
+                       battery_state.state = BATTERY_DISCHARGING;
+                       break;
+       }
+
+       if (info.battery_life == 100)
+               battery_state.state = BATTERY_FULL;
+
+       // no mapping for openbsd really
+       energy_full = 0;
+       energy_now = 0;
+
+       if (info.minutes_left != -1)
+               seconds = info.minutes_left * 60;
+       else
+               seconds = -1;
+
+       new_percentage = info.battery_life;
+
+#elif defined(__FreeBSD__)
+       len = sizeof(sysctl_out);
+
+       if (sysctlbyname("hw.acpi.battery.state", &sysctl_out, &len, NULL, 0) != 0)
+               fprintf(stderr, "power update: no such sysctl");
+
+       // attemp to map the battery state to linux
+       battery_state.state = BATTERY_UNKNOWN;
+
+       switch(sysctl_out) {
+               case 1:
+                       battery_state.state = BATTERY_DISCHARGING;
+                       break;
+               case 2:
+                       battery_state.state = BATTERY_CHARGING;
+                       break;
+               default:
+                       battery_state.state = BATTERY_FULL;
+                       break;
+       }
+
+       // no mapping for freebsd
+       energy_full = 0;
+       energy_now = 0;
+
+       if (sysctlbyname("hw.acpi.battery.time", &sysctl_out, &len, NULL, 0) != 0)
+               seconds = -1;
+       else
+               seconds = sysctl_out * 60;
+
+       // charging or error
+       if (seconds < 0)
+               seconds = 0;
+
+       if (sysctlbyname("hw.acpi.battery.life", &sysctl_out, &len, NULL, 0) != 0)
+               new_percentage = -1;
+       else
+               new_percentage = sysctl_out;
+
+#else
        fp = fopen(path_status, "r");
        if(fp != NULL) {
                if (fgets(tmp, sizeof tmp, fp)) {
@@ -274,6 +369,7 @@ void update_battery() {
                                break;
                }
        } else seconds = 0;
+#endif
 
        battery_state.time.hours = seconds / 3600;
        seconds -= 3600 * battery_state.time.hours;
@@ -285,8 +381,8 @@ void update_battery() {
                new_percentage = (energy_now*100)/energy_full;
 
        if(battery_low_status > new_percentage && battery_state.state == BATTERY_DISCHARGING && !battery_low_cmd_send) {
-                       system(battery_low_cmd);  // return value == -1, since we've set SIGCHLD to SIGIGN
-                       battery_low_cmd_send = 1;
+               tint_exec(battery_low_cmd);
+               battery_low_cmd_send = 1;
        }
        if(battery_low_status < new_percentage && battery_state.state == BATTERY_CHARGING && battery_low_cmd_send) {
                battery_low_cmd_send = 0;
@@ -333,69 +429,45 @@ void draw_battery (void *obj, cairo_t *c)
 }
 
 
-void resize_battery(void *obj)
+int resize_battery(void *obj)
 {
        Battery *battery = obj;
-       PangoLayout *layout;
-       int percentage_width, time_width, new_width;
+       Panel *panel = battery->area.panel;
+       int bat_percentage_height, bat_percentage_width, bat_percentage_height_ink;
+       int bat_time_height, bat_time_width, bat_time_height_ink;
+       int ret = 0;
 
-       percentage_width = time_width = 0;
        battery->area.redraw = 1;
-
+       
        snprintf(buf_bat_percentage, sizeof(buf_bat_percentage), "%d%%", battery_state.percentage);
        if(battery_state.state == BATTERY_FULL) {
                strcpy(buf_bat_time, "Full");
        } else {
                snprintf(buf_bat_time, sizeof(buf_bat_time), "%02d:%02d", battery_state.time.hours, battery_state.time.minutes);
        }
-       // vertical panel doen't adjust width
-       if (!panel_horizontal) return;
-
-       cairo_surface_t *cs;
-       cairo_t *c;
-       Pixmap pmap;
-       pmap = XCreatePixmap(server.dsp, server.root_win, battery->area.width, battery->area.height, server.depth);
-
-       cs = cairo_xlib_surface_create(server.dsp, pmap, server.visual, battery->area.width, battery->area.height);
-       c = cairo_create(cs);
-       layout = pango_cairo_create_layout(c);
-
-       // check width
-       pango_layout_set_font_description(layout, bat1_font_desc);
-       pango_layout_set_indent(layout, 0);
-       pango_layout_set_text(layout, buf_bat_percentage, strlen(buf_bat_percentage));
-       pango_layout_get_pixel_size(layout, &percentage_width, NULL);
-
-       pango_layout_set_font_description(layout, bat2_font_desc);
-       pango_layout_set_indent(layout, 0);
-       pango_layout_set_text(layout, buf_bat_time, strlen(buf_bat_time));
-       pango_layout_get_pixel_size(layout, &time_width, NULL);
-
-       if(percentage_width > time_width) new_width = percentage_width;
-       else new_width = time_width;
-
-       new_width += (2*battery->area.paddingxlr) + (2*battery->area.bg->border.width);
+       get_text_size2(bat1_font_desc, &bat_percentage_height_ink, &bat_percentage_height, &bat_percentage_width, panel->area.height, panel->area.width, buf_bat_percentage, strlen(buf_bat_percentage));
+       get_text_size2(bat2_font_desc, &bat_time_height_ink, &bat_time_height, &bat_time_width, panel->area.height, panel->area.width, buf_bat_time, strlen(buf_bat_time));
 
-       int old_width = battery->area.width;
-
-       Panel *panel = ((Area*)obj)->panel;
-       battery->area.width = new_width + 1;
-       battery->area.posx = panel->area.width - battery->area.width - panel->area.paddingxlr - panel->area.bg->border.width;
-       if (panel->clock.area.on_screen)
-               battery->area.posx -= (panel->clock.area.width + panel->area.paddingx);
-
-       if(new_width > old_width || new_width < (old_width-6)) {
-               // refresh and resize other objects on panel
-               // we try to limit the number of refresh
-               // printf("battery_width %d, new_width %d\n", battery->area.width, new_width);
-               panel->area.resize = 1;
-               systray.area.resize = 1;
-               panel_refresh = 1;
+       if (panel_horizontal) {
+               int new_size = (bat_percentage_width > bat_time_width) ? bat_percentage_width : bat_time_width;
+               new_size += (2*battery->area.paddingxlr) + (2*battery->area.bg->border.width);
+               if (new_size > battery->area.width || new_size < (battery->area.width-2)) {
+                       // we try to limit the number of resize
+                       battery->area.width =  new_size;
+                       battery->bat1_posy = ((battery->area.height - bat_percentage_height) / 2) - ((bat_time_height_ink + 2) / 2);
+                       battery->bat2_posy = battery->bat1_posy + bat_percentage_height + 2 - (bat_percentage_height - bat_percentage_height_ink)/2 - (bat_time_height - bat_time_height_ink)/2;
+                       ret = 1;
+               }
        }
-
-       g_object_unref (layout);
-       cairo_destroy (c);
-       cairo_surface_destroy (cs);
-       XFreePixmap (server.dsp, pmap);
+       else {
+               int new_size = bat_percentage_height + bat_time_height + (2 * (battery->area.paddingxlr + battery->area.bg->border.width));
+               if (new_size > battery->area.height || new_size < (battery->area.height-2)) {
+                       battery->area.height =  new_size;
+                       battery->bat1_posy = ((battery->area.height - bat_percentage_height) / 2) - ((bat_time_height_ink + 2) / 2);
+                       battery->bat2_posy = battery->bat1_posy + bat_percentage_height + 2 - (bat_percentage_height - bat_percentage_height_ink)/2 - (bat_time_height - bat_time_height_ink)/2;
+                       ret = 1;
+               }
+       }
+       return ret;
 }
 
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