Handle some Esc-based keys from stdin (arrow keys and Alt+X for now) (fb5eac4a) · Commits · derf / feh

src/keyevents.c

+25 −1

Original line number	Diff line number	Diff line
		@@ -317,6 +317,7 @@ void feh_event_invoke_action(winwidget winwid, unsigned char action)
		void feh_event_handle_stdin()
		{
		char stdin_buf[2];
		static char is_esc = 0;
		KeySym keysym = NoSymbol;
		if (read(STDIN_FILENO, &stdin_buf, 1) == -1) {
		control_via_stdin = 0;
		@@ -328,17 +329,40 @@ void feh_event_handle_stdin()
		}
		stdin_buf[1] = '\0';

		// escape?
		if (stdin_buf[0] == 0x1b) {
		is_esc = 1;
		return;
		}
		if ((is_esc == 1) && (stdin_buf[0] == '[')) {
		is_esc = 2;
		return;
		}

		if (stdin_buf[0] == ' ')
		keysym = XK_space;
		else if (stdin_buf[0] == '\n')
		keysym = XK_Return;
		else if ((stdin_buf[0] == '\b') \|\| (stdin_buf[0] == 127))
		keysym = XK_BackSpace;
		else if (is_esc == 2) {
		if (stdin_buf[0] == 'A')
		keysym = XK_Up;
		else if (stdin_buf[0] == 'B')
		keysym = XK_Down;
		else if (stdin_buf[0] == 'C')
		keysym = XK_Right;
		else if (stdin_buf[0] == 'D')
		keysym = XK_Left;
		is_esc = 0;
		}
		else
		keysym = XStringToKeysym(stdin_buf);

		if (window_num)
		feh_event_handle_generic(windows[0], 0, keysym, 0);
		feh_event_handle_generic(windows[0], is_esc * Mod1Mask, keysym, 0);

		is_esc = 0;
		}

		void feh_event_handle_keypress(XEvent * ev)