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main.cpp
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157 lines (100 loc) · 3.11 KB
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#include "CitizenBalance.h"
#include <iostream>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <iostream>
#include <vector>
#include <cstdlib>
#include <string>
using namespace std;
CitizenBalance * cb;
unsigned int ignored_mask = LockMask | Mod1Mask | Mod2Mask | Mod3Mask | Mod4Mask | Mod5Mask;
void grab_key(Display* dpy, int keycode, int modifiers, Window win, Bool owner_events, int pointer_mode, int keyboard_mode){
unsigned int imask = 0;
for(unsigned int imask = 0; imask <= ignored_mask; imask++){
if (imask & ~(ignored_mask))
{
continue;
}
XGrabKey (dpy, keycode, modifiers | imask, win, True, GrabModeAsync, GrabModeSync);
}
}
void ungrab_key(Display* dpy, int keycode, int modifiers, Window win){
unsigned int imask = 0;
for(unsigned int imask = 0; imask <= ignored_mask; imask++){
if (imask & ~(ignored_mask))
{
continue;
}
XUngrabKey(dpy,keycode,modifiers,win);
}
}
void swallow_keystroke(Display * dpy, XEvent * ev){
XAllowEvents(dpy, AsyncKeyboard, ev->xkey.time);
}
void passthru_keystroke(Display * dpy, XEvent * ev)
{
XAllowEvents(dpy, ReplayKeyboard, ev->xkey.time);
XFlush(dpy);
}
static const string s = "xdotool type --clearmodifiers ";
void keypress_callback(){
double d = cb->get_mass();
string cmd = s + "\"" + to_string(d) + "\"";
cout << "Sent command: " << cmd << endl;
std::system(cmd.c_str());
}
#define TEST
#ifdef TEST
int main()
{
cb = new CitizenBalance("/dev/ttyS0");
cb->tare();
cout << cb->get_mass_string() << endl;
cout << cb->get_mass() << endl;
//cout << cb->get_mass_string() << endl;
//cout << cb->get_mass_string() << endl;
//cb->testcommand();
//cb->get_mass();
return 0;
}
#endif
#ifndef TEST
int main()
{
cb = new CitizenBalance("/dev/ttyS0");
cb->get_mass();
Display* dpy = XOpenDisplay(0);
Window root = DefaultRootWindow(dpy);
XEvent ev;
unsigned int modifiers = ControlMask | ShiftMask;
int keycode = XKeysymToKeycode(dpy,XK_space);
Window grab_window = root;
Bool owner_events = False;
int pointer_mode = GrabModeAsync;
int keyboard_mode = GrabModeAsync;
grab_key(dpy, keycode, modifiers, grab_window, owner_events, pointer_mode, keyboard_mode);
int keysyms_per_keycode;
KeySym *keysym = XGetKeyboardMapping (dpy, keycode, 1, &keysyms_per_keycode);
//cout << XKeysymToString (keysym[0]) << endl;
XSelectInput(dpy, root, KeyPressMask );
while(true)
{
bool shouldQuit = false;
XNextEvent(dpy, &ev);
if(ev.type == KeyRelease){
keypress_callback();
swallow_keystroke(dpy, &ev);
}else if(ev.type == KeyPress){
swallow_keystroke(dpy, &ev);
}else{
passthru_keystroke(dpy, &ev);
}
if(shouldQuit)
break;
}
ungrab_key(dpy,keycode,modifiers,grab_window);
XCloseDisplay(dpy);
return 0;
}
#endif