Add files

1 files changed, 49 insertions, 0 deletions

diff --git a/battery.c b/battery.c
new file mode 100644
index 0000000..20283fd
--- /dev/null
+++ b/battery.c
@@ -0,0 +1,49 @@
+#include <stdio.h>
+#include <string.h>
+#include "block.h"
+#define DIR "/sys/class/power_supply/BAT0"
+#define EN DIR"/energy_now"
+#define EF DIR"/energy_full"
+#define ST DIR"/status"
+FILE *en;
+FILE *ef;
+FILE *st;
+int c, state, bat_delay = 6;
+float en_n, ef_n;
+float p;
+char pch[13], icon[5];
+void battery(void) {
+	if (bat_delay++ < 6) goto show_stat;
+	else bat_delay = 0;
+	if (!en) en = fopen(EN,"r");
+	if (!ef) ef = fopen(EF,"r");
+	if (!st) st = fopen(ST,"r");
+	if (en && ef && st) {
+		rewind(en);
+		rewind(ef);
+		rewind(st);
+		en_n = ef_n = 0;
+		while((c = fgetc(en)) != '\n')
+			en_n = 10 * en_n + (c - '0');
+		while((c = fgetc(ef)) != '\n')
+			ef_n = 10 * ef_n + (c - '0');
+		p = en_n * 100 / ef_n;
+		state = fgetc(st);
+		switch(state) {
+			case 'N': strncpy(icon,"",4); break;
+			case 'C': strncpy(icon,"󱐋",5); break;
+			case 'D': if (p > 0 && p <= 10) strncpy(icon," ",5);
+				else if (p > 10 && p <= 30) strncpy(icon," ",5);
+				else if (p > 30 && p <= 50) strncpy(icon," ",5);
+				else if (p > 50 && p <= 79) strncpy(icon," ",5);
+				else if (p > 79) strncpy(icon," ",5);
+		} snprintf(pch,13,"%s %02.2f%%",icon,p);
+	}
+show_stat:
+	if (state == 'D')
+		block(pch,"#222222","#83a59899","#83a59899");
+	else if (p < 30)
+		block(pch,"#222222","#ea544399","#ea544399");
+	else if (state == 'N' || state == 'C')
+		block(pch,"#222222","#dfb24999","#dfb24999");
+}