132 lines
2.5 KiB
C
132 lines
2.5 KiB
C
/*
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input.c
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Handles keypad (and other?) input from the user.
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Currently, the keys are as follows:
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Context Key Function
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------- --- --------
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Normal "normal" context is handled in this source file.
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A Pause/Continue
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B Back(Go to previous screen)
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C Forward(Go to next screen)
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D Open main menu
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E-Z Sent to client, if any; ignored otherwise
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(menu keys are not handled here, but in the menu code)
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Menu
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A Enter/select
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B Up/Left
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C Down/Right
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D Exit/Cancel
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E-Z Ignored
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include "../shared/sockets.h"
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#include "../shared/debug.h"
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#include "drivers/lcd.h"
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#include "client_data.h"
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#include "clients.h"
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#include "screen.h"
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#include "screenlist.h"
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#include "menus.h"
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#include "input.h"
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int server_input(int key);
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// FIXME! The server tends to crash when "E" is pressed.. (?!)
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// (but only when the joystick driver is the last one on the list...)
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// Checks for keypad input, and dispatches it
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int handle_input()
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{
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char str[256];
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int key;
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screen *s;
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client *c;
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key = lcd.getkey();
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if (!key) return 0;
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debug("handle_input(%c)\n", (char)key);
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if(key)
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{
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s = screenlist_current();
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if(s)
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{
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c = s->parent;
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if(c)
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{
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// TODO: Interpret and translate keys!
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// If the client should have this keypress...
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// Send keypress to client
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if(key >= 'E' && key <= 'Z')
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{
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// TODO: Implement client "acceptable key" lists
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sprintf(str, "key %c\n", key);
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sock_send_string(c->sock, str);
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}
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// Otherwise, tell the server about it.
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else
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{
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server_input(key);
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}
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}
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else
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{
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// If no parent, it means we're on the server screen.
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// so, the server gets all keypresses there.
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server_input(key);
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}
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}
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}
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return 0;
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}
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int server_input(int key)
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{
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debug("server_input(%c)\n", (char)key);
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switch(key)
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{
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case 'A':
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if(screenlist_action == SCR_HOLD)
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screenlist_action = 0;
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else
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screenlist_action = SCR_HOLD;
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break;
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case 'B':
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screenlist_action = SCR_BACK;
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screenlist_prev();
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break;
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case 'C':
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screenlist_action = SCR_SKIP;
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screenlist_next();
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break;
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case 'D':
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debug("got the menu key!\n");
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server_menu();
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break;
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default:
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debug("server_input: Invalid key \"%c\" (%i)\n",
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(char)key, key);
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break;
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}
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return 0;
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}
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