Files
kinto/kintox11/src/kintox11.c
2020-02-03 22:52:19 -06:00

340 lines
11 KiB
C

// -*- coding:utf-8-unix; mode:c; -*-
// Kinto x11 command line
/*
Reference material
get the active window on X window system
http://k-ui.jp/blog/2012/05/07/get-active-window-on-x-window-system/
*/
// To compile without static libraries
// gcc kintox11.c -lX11 -lXmu -ljson-c
//
// To compile with static library json-c
// Make sure archive with object files exist ar -t /usr/local/lib/libjson-c.a
// gcc -L/usr/local/lib/ kintox11.c -ljson-c -lXmu -lXt -lX11 -O2 -o kintox11
//
#include <stdlib.h>
#include <stdio.h>
#include <locale.h>
#include <string.h>
#include <ctype.h>
#include <X11/Xlib.h> // `apt-get install libx11-dev`
#include <X11/Xmu/WinUtil.h> // `apt-get install libxmu-dev`
#include <json-c/json.h> // `apt install libjson-c-dev`
Bool xerror = False;
int in_int(int a[],int size,int item)
{
int i,pos=-1;
for(i=0;i< size;i++)
{
if(a[i]==item)
{
pos=i;
break;
}
}
return pos;
}
int in(const char **arr, int len, char *target) {
int i;
for(i = 0; i < len; i++) {
if(strncmp(arr[i], target, strlen(target)) == 0) {
return i;
}
}
return -1;
}
int strcicmp(char const *a, char const *b)
{
for (;; a++, b++) {
int d = tolower((unsigned char)*a) - tolower((unsigned char)*b);
if (d != 0 || !*a)
return d;
}
}
Display* open_display(){
Display* d = XOpenDisplay(NULL);
if(d == NULL){
printf("fail to open X server display...\n");
exit(1);
}
return d;
}
int handle_error(Display* display, XErrorEvent* error){
// printf("X11 error: type=%d, serial=%lu, code=%d\n",
// error->type, error->serial, (int)error->error_code);
// xerror = True;
return 0;
}
Window get_focus_window(Display* d){
Window w;
int revert_to;
XGetInputFocus(d, &w, &revert_to); // see man
if(xerror){
printf("Error getting focused window\n");
exit(1);
}else if(w == None){
printf("no focus window\n");
exit(1);
}
return w;
}
const char * str_window_class(Display* d, Window w, char *prior_app ){
Status s;
XClassHint* class;
class = XAllocClassHint(); // see man
if(xerror){
// printf("ERROR: XAllocClassHint\n");
}
s = XGetClassHint(d, w, class); // see man
if(xerror || s){
char * app_class;
app_class = malloc(sizeof(char)*100);
strcpy(app_class,class->res_class);
// printf("\tname: %s\n\tclass: %s\n", class->res_name, class->res_class);
return app_class;
}else{
// char * error_msg;
// error_msg = malloc(sizeof(char)*50);
// strcpy(error_msg, "ERROR: XGetClassHint");
return prior_app;
}
}
int main(void){
FILE *fp;
char buffer[10240];
struct json_object *parsed_json, *config, *config_obj,
*config_obj_name, *config_obj_run, *config_obj_de,
*config_obj_appnames, *appnames_obj, *init, *de,
*de_obj, *de_obj_id, *de_obj_active, *de_obj_run,
*de_obj_runterm,*de_obj_rungui;
int arraylen;
int appnames_len, init_len, de_len, config_de_len;
int system(const char *command);
size_t i,n,r;
fp = fopen("user_config.json","r");
fread(buffer, 10240, 1, fp);
fclose(fp);
parsed_json = json_tokener_parse(buffer);
config = json_object_object_get(parsed_json, "config");
init = json_object_object_get(parsed_json, "init");
de = json_object_object_get(parsed_json, "de");
arraylen = json_object_array_length(config);
init_len = json_object_array_length(init);
de_len = json_object_array_length(de);
const char *name_array[arraylen];
const char *run_array[arraylen];
int init_array[init_len];
int de_id_array[de_len];
Bool de_active_array[de_len];
const char *de_run_array[de_len];
const char *de_runterm_array[de_len];
const char *de_rungui_array[de_len];
// Grab all de variable info needed
for (i = 0; i < de_len; i++) {
de_obj = json_object_array_get_idx(de, i);
de_obj_id = json_object_object_get(de_obj, "id");
de_id_array[i] = json_object_get_int(de_obj_id);
de_obj_active = json_object_object_get(de_obj, "active");
de_active_array[i] = json_object_get_int(de_obj_active);
de_obj_run = json_object_object_get(de_obj, "run");
de_run_array[i] = json_object_get_string(de_obj_run);
de_obj_runterm = json_object_object_get(de_obj, "run_term");
de_runterm_array[i] = json_object_get_string(de_obj_runterm);
de_obj_rungui = json_object_object_get(de_obj, "run_gui");
de_rungui_array[i] = json_object_get_string(de_obj_rungui);
// printf("de_run_array[%ld]: %s\n",i,de_run_array[i]);
}
// de ends
int appnames_max = 0;
int config_de_max = 0;
for (i = 0; i < arraylen; i++) {
config_obj = json_object_array_get_idx(config, i);
config_obj_appnames = json_object_object_get(config_obj, "appnames");
config_obj_de = json_object_object_get(config_obj, "de");
appnames_len = json_object_array_length(config_obj_appnames);
if (appnames_len > appnames_max){
appnames_max = appnames_len;
}
config_de_len = json_object_array_length(config_obj_de);
if(config_de_len > config_de_max){
config_de_max = config_de_len;
}
}
const char *appnames_array[arraylen][appnames_max];
int config_de_array[arraylen][config_de_max];
for (i = 0; i < arraylen; i++) {
config_obj = json_object_array_get_idx(config, i);
config_obj_name = json_object_object_get(config_obj, "name");
config_obj_run = json_object_object_get(config_obj, "run");
name_array[i] = json_object_get_string(config_obj_name);
run_array[i] = json_object_get_string(config_obj_run);
// printf("%s\n%s\n", json_object_get_string(config_obj_name), json_object_get_string(config_obj_run));
config_obj_appnames = json_object_object_get(config_obj, "appnames");
appnames_len = json_object_array_length(config_obj_appnames);
for (n = 0; n < appnames_len; n++) {
// printf("name_array[i]: %s\n",name_array[i]);
if(!strcicmp(name_array[i], "gui")){
appnames_array[i][n] = NULL;
// printf("%s i:%ld n:%ld %s\n",name_array[i],i,n,appnames_array[i][n]);
}
else{
appnames_array[i][n] = json_object_get_string(json_object_array_get_idx(config_obj_appnames, n));
// printf("%s i:%ld n:%ld %s\n",name_array[i],i,n,appnames_array[i][n]);
}
}
if(appnames_max > appnames_len){
for (n = appnames_len; n < appnames_max; n++){
appnames_array[i][n] = NULL;
// printf("%s i:%ld n:%ld %s\n",name_array[i],i,n,appnames_array[i][n]);
}
}
config_obj_de = json_object_object_get(config_obj, "de");
config_de_len = json_object_array_length(config_obj_de);
for (n = 0; n < config_de_max; n++) {
if(n < config_de_len){
// printf("de value: %d\n",json_object_get_int(json_object_array_get_idx(config_obj_de, n)));
config_de_array[i][n] = json_object_get_int(json_object_array_get_idx(config_obj_de, n));
}
else{
// printf("de -1 value: %d\n",json_object_get_int(json_object_array_get_idx(config_obj_de, n)));
config_de_array[i][n] = -1;
}
}
}
for (i = 0; i < init_len; i++) {
init_array[i] = json_object_get_int(json_object_array_get_idx(init, i));
int de_id_idx = in_int(de_id_array, de_len, init_array[i]);
printf("Running init command: %s\n",de_run_array[de_id_idx]);
system(de_run_array[de_id_idx]);
}
Display* d;
Window w;
// for XmbTextPropertyToTextList
setlocale(LC_ALL, ""); // see man locale
d = open_display();
XSelectInput(d, DefaultRootWindow(d), SubstructureNotifyMask);
XSetErrorHandler(handle_error);
char * prior_app;
prior_app = malloc(sizeof(char)*100);
strcpy(prior_app,"none");
int remap_bool = 2;
// get active window
w = get_focus_window(d);
int breakouter;
for (;;)
{
breakouter = 0;
// printf("%s\n","1");
// printf("%s\n",str_window_class(d, w,prior_app));
if(strcmp(str_window_class(d, w,prior_app),prior_app)){
// printf("%s\n","2");
for(i = 0; i < arraylen; ++i){
if(breakouter == 0){
if(strcmp(name_array[i],"gui")){
// printf("%s\n","3");
for(n = 0; n < appnames_max; ++n){
if (appnames_array[i][n] != NULL){
// printf("%s\n",appnames_array[i][n]);
// If statement for triggering terminal config
if((strcicmp(appnames_array[i][n], str_window_class(d, w,prior_app)) == 0 && (remap_bool == 1 || remap_bool == 2))) {
// printf("1st if %s i:%ld n:%ld %s\n",name_array[i],i,n,appnames_array[i][n]);
printf("%s\n",name_array[i]);
system(run_array[i]);
for(r = 0; r < config_de_max; r++){
if(config_de_array[i][r] != -1){
int de_id_idx = in_int(de_id_array, de_len, config_de_array[i][r]);
// printf("Running de command: %s\n",de_run_array[de_id_idx]);
system(de_runterm_array[de_id_idx]);
}
}
remap_bool = 0;
fflush(stdout);
breakouter = 1;
break;
} // Else command for ignoring similar app category based on config
else if((strcicmp(appnames_array[i][n], str_window_class(d, w,prior_app)) == 0 && remap_bool == 0)){
// printf("2nd elseif %s i:%ld n:%ld %s\n",name_array[i],i,n,appnames_array[i][n]);
// printf("%s\n","4");
breakouter = 1;
break;
} // Else command for triggering gui config
else if ((i == arraylen-1 || appnames_array[i][n+1] == NULL) && (remap_bool == 0 || remap_bool == 2)){
char *find = "gui";
int gui_idx = in(name_array, arraylen, find);
if(gui_idx >= 0) {
printf("%s\n",name_array[gui_idx]);
system(run_array[gui_idx]);
}
for(r = 0; r < config_de_max; r++){
if(config_de_array[gui_idx][r] != -1){
int de_id_idx = in_int(de_id_array, de_len, config_de_array[gui_idx][r]);
// printf("Running de command: %s\n",de_run_array[de_id_idx]);
system(de_rungui_array[de_id_idx]);
}
}
// printf("3rd elseif %s i:%ld n:%ld %s\n",name_array[i],i,n,appnames_array[i][n]);
remap_bool = 1;
fflush(stdout);
breakouter = 1;
break;
}
}
}
}
}
else{
break;
}
}
}
// printf("%s\n","5");
strcpy(prior_app,str_window_class(d, w, prior_app));
XEvent e;
XNextEvent(d, &e);
w = get_focus_window(d);
}
}