global hotkeys work

Makefile

@@ -1,5 +1,5 @@
 TARGET = qtimer
-LIBS   = -lm
+LIBS   = -lm -lncurses -luiohook
 CC     = gcc
 CFLAGS = -g -Wall
 

timer.c

@@ -1,7 +1,189 @@
 #include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+#include <ncurses.h>
+#include <unistd.h>
+#include <inttypes.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <string.h>
+#include <uiohook.h>
+#include <wchar.h>
+#include <fcntl.h>
+#include <sys/stat.h>
 
-int main(char argc, char** argv)
+#define NS_PER_S 1000000000
+#define K_START 1
+#define K_STOP  2
+#define K_PAUSE 3
+#define K_SPLIT 4
+
+struct keymap
 {
-	printf("Hello, World!\n");
+	uint16_t START;
+	uint16_t STOP;
+	uint16_t PAUSE;
+	uint16_t SPLIT;
+};
+
+char buf;
+int pipefd[2];
+struct timespec start, finish, delta;
+char *gameTitle, *catagoryTitle;
+char *splitPath;
+struct keymap km;
+
+bool timerActive;
+
+void loadKeymap();
+void startTimer();
+void stopTimer();
+void splitTimer();
+void handleInput();
+
+void sub_timespec(struct timespec t1, struct timespec t2, struct timespec* td)
+{
+	td->tv_nsec = t2.tv_nsec - t1.tv_nsec;
+	td->tv_sec  = t2.tv_sec  - t1.tv_sec;
+	if (td->tv_sec > 0 && td->tv_nsec < 0) {
+		td->tv_nsec += NS_PER_S;
+		td->tv_sec--;
+	} else if (td->tv_sec < 0 && td->tv_nsec > 0) {
+		td->tv_nsec -= NS_PER_S;
+		td->tv_sec++;
+	}
+}
+
+void add_timespec(struct timespec t1, struct timespec t2, struct timespec* td)
+{	
+	td->tv_nsec = t2.tv_nsec + t1.tv_nsec;
+	td->tv_sec  = t2.tv_sec  + t1.tv_sec;
+	if (td->tv_nsec < 0) {
+		td->tv_nsec += NS_PER_S;
+		td->tv_sec++;
+	}
+}
+
+
+bool logger_proc(unsigned int level, const char *format, ...) {
+	return 0;
+}
+void dispatch_proc(uiohook_event * const event) {
+	switch (event->type) {
+		case EVENT_KEY_PRESSED:
+			if (event->data.keyboard.keycode == VC_R)
+				buf = K_START;
+			if (event->data.keyboard.keycode == VC_F)
+				buf = K_STOP;
+			if (event->data.keyboard.keycode == VC_D)
+				buf = K_PAUSE;
+			if (event->data.keyboard.keycode == VC_E)
+				buf = K_SPLIT;
+			write(pipefd[1], &buf, 1);
+		default:
+			break;
+	}
+}
+
+void handleInput()
+{
+	if (read(pipefd[0], &buf, 1) == -1)
+		return;
+	switch(buf) {
+	case K_SPLIT:
+		splitTimer();
+		break;
+	case K_START:
+		startTimer();
+		break;
+	case K_STOP:
+		stopTimer();
+		break;
+	case K_PAUSE:
+		break;
+	}
+}
+
+void ncDisplay()
+{
+	erase();
+	int minutes = (int)delta.tv_sec / 60;
+	int hours   = minutes / 60;
+	printw("%2d:%02d:%02d.%ld\n", hours, minutes, (int)delta.tv_sec%60, delta.tv_nsec/1000000);
+	refresh();
+}
+
+void startTimer()
+{
+	if (timerActive)
+		return;
+	clock_gettime(CLOCK_REALTIME, &start);
+	timerActive = true;
+}
+
+void stopTimer()
+{
+	if (!timerActive)
+		return;
+	timerActive = false;
+}
+
+void splitTimer()
+{
+
+}
+
+void loadKeymap()
+{
+	char path[256];
+	strcat(strcpy(path, getenv("HOME")), "/.config/qtimer");
+	mkdir(path, 0777);
+	strcat(strcpy(path, getenv("HOME")), "/.config/qtimer/keymaps");
+	mkdir(path, 0777);
+	strcat(strcpy(path, getenv("HOME")), "/.config/qtimer/keymaps/default");
+	
+	FILE* fp = fopen(path, "r");
+	
+	if (fp == NULL) {
+		fp = fopen(path, "w");
+		fprintf(fp, "some text");
+		fclose(fp);
+	}
+	km.START = VC_R;
+	km.STOP  = VC_F;
+	km.PAUSE = VC_D;
+	km.SPLIT = VC_E;
+}
+
+int main(int argc, char* argv[])
+{
+	timerActive = false;
+	hook_set_logger_proc(&logger_proc);
+	hook_set_dispatch_proc(&dispatch_proc);
+
+	//IPC pipe
+	pid_t cpid;
+
+	pipe(pipefd);
+	fcntl(pipefd[0], F_SETFL, O_NONBLOCK);
+	loadKeymap();
+	cpid = fork();
+
+	if (cpid == 0) {
+		close(pipefd[0]);
+		hook_run();
+	} else {
+		close(pipefd[1]);
+		initscr();
+		while(1) {
+			handleInput();
+			if (timerActive) {
+				clock_gettime(CLOCK_REALTIME, &finish);
+				sub_timespec(start, finish, &delta);
+			}
+			ncDisplay();
+		}
+		endwin();
+	}
 	return 0;
 }