Peihsun Yeh / Mbed 2 deprecated lcd_menu

Library implementing menu system, with RPG interface, navigator system

Dependencies:   Menu RPG TextLCD mbed

main.cpp@3:30dc8952d0ae, 2013-03-05 (annotated)

Committer:
pyeh9
Date:
Tue Mar 05 22:16:35 2013 +0000
Revision:
3:30dc8952d0ae
Parent:
2:202735df93cd 
2nd version - commented

Who changed what in which revision?

UserRevisionLine numberNew contents of line
pyeh9 0:10b365b7873b 1 #include "mbed.h"
pyeh9 0:10b365b7873b 2 #include "TextLCD.h"
pyeh9 0:10b365b7873b 3 #include "RPG.h"
pyeh9 0:10b365b7873b 4 #include "Selection.h"
pyeh9 0:10b365b7873b 5 #include "Menu.h"
pyeh9 0:10b365b7873b 6 #include "Navigator.h"
pyeh9 2:202735df93cd 7 #include <vector>
pyeh9 2:202735df93cd 8 #include <string>
pyeh9 0:10b365b7873b 9
pyeh9 0:10b365b7873b 10 DigitalOut led1(LED1), led2(LED2), led3(LED3), led4(LED4);
pyeh9 0:10b365b7873b 11 TextLCD lcd(p15, p16, p17, p18, p19, p20); // rs, e, d4-d7
pyeh9 0:10b365b7873b 12 RPG rpg(p21,p22,p23);
pyeh9 0:10b365b7873b 13
pyeh9 0:10b365b7873b 14 using namespace std;
pyeh9 0:10b365b7873b 15
pyeh9 2:202735df93cd 16 // some functions to tie to selections
pyeh9 2:202735df93cd 17 void toggleLED1() { led1 = !led1; }
pyeh9 2:202735df93cd 18 void toggleLED2() { led2 = !led2; }
pyeh9 2:202735df93cd 19 void toggleLED3() { led3 = !led3; }
pyeh9 2:202735df93cd 20 void toggleLED4() { led4 = !led4; }
pyeh9 2:202735df93cd 21 void resetLED()
pyeh9 2:202735df93cd 22 {
pyeh9 2:202735df93cd 23 led1 = 0;
pyeh9 2:202735df93cd 24 led2 = 0;
pyeh9 2:202735df93cd 25 led3 = 0;
pyeh9 2:202735df93cd 26 led4 = 0;
pyeh9 2:202735df93cd 27 }
pyeh9 0:10b365b7873b 28
pyeh9 0:10b365b7873b 29 int main() {
pyeh9 2:202735df93cd 30 // In using this library, the user declares "Menus", which are essentially arrays of "Selections".
pyeh9 2:202735df93cd 31 // Selections describe each individual selectable item.
pyeh9 2:202735df93cd 32 // Selections can be tied to functions. Functions must output void and take in no arguments.
pyeh9 2:202735df93cd 33 // Selections can also have references to child menus.
pyeh9 2:202735df93cd 34
pyeh9 2:202735df93cd 35 // It makes sense to declare a root menu first, but you don't have to.
pyeh9 2:202735df93cd 36 // Menus should have an identifier (the argument in constructor).
pyeh9 2:202735df93cd 37 Menu rootMenu("root");
pyeh9 0:10b365b7873b 38
pyeh9 2:202735df93cd 39 // Selections are added to menus through the Menu's "add" method.
pyeh9 2:202735df93cd 40 // If a function is to be executed when the RPG is depressed, make a REFERENCE to it. Otherwise null.
pyeh9 2:202735df93cd 41 // The second argument is its position - the will be deprecated soon.
pyeh9 2:202735df93cd 42 // The last is the text to display. *INCLUDE A SPACE IN THE BEGINNING, this is where the cursor goes.
pyeh9 2:202735df93cd 43 // *This means the text is limited to 14 characters (not counting the space) with this display.
pyeh9 2:202735df93cd 44 // **It is 14 not 15 for reasons pertaining to the implementation of the TextLCD library.
pyeh9 2:202735df93cd 45 Menu ledMenu("LED menu");
pyeh9 2:202735df93cd 46 ledMenu.add(Selection(&toggleLED1, 0, NULL, " Toggle LED1")); // The function argument of selection can be added directly
pyeh9 2:202735df93cd 47 ledMenu.add(Selection(NULL, 1, NULL, " Toggle LED2")); // It can also be set to NULL temporarily and changed later.
pyeh9 2:202735df93cd 48 ledMenu.selections[1].fun = &toggleLED2; // Useful for when functions are methods in other classes.
pyeh9 2:202735df93cd 49 ledMenu.add(Selection(&toggleLED3, 2, NULL, " Toggle LED3"));
pyeh9 2:202735df93cd 50 ledMenu.add(Selection(&toggleLED4, 3, NULL, " Toggle LED4"));
pyeh9 2:202735df93cd 51 ledMenu.add(Selection(&resetLED, 4, &rootMenu, " Go back")); // always add a Selection at the end to point to the parent
pyeh9 2:202735df93cd 52
pyeh9 2:202735df93cd 53 Menu aboutMenu("About Menu"); // about menu crediting us :)
pyeh9 2:202735df93cd 54 aboutMenu.add(Selection(NULL, 0, NULL, " Authors:"));
pyeh9 2:202735df93cd 55 aboutMenu.add(Selection(NULL, 1, NULL, " Ben Y & Tony T"));
pyeh9 2:202735df93cd 56 aboutMenu.add(Selection(NULL, 2, NULL, " ECE4180"));
pyeh9 2:202735df93cd 57 aboutMenu.add(Selection(NULL, 3, &rootMenu, " Go back"));
pyeh9 2:202735df93cd 58
pyeh9 2:202735df93cd 59 // Selections to the root menu should be added last
pyeh9 2:202735df93cd 60 rootMenu.add(Selection(NULL, 0, &ledMenu, " LED MENU"));
pyeh9 2:202735df93cd 61 rootMenu.add(Selection(NULL, 1, NULL, " Dummy menu 1")); // a dummy menu, doesn't do anything
pyeh9 2:202735df93cd 62 rootMenu.add(Selection(NULL, 2, &aboutMenu, " About menu"));
pyeh9 2:202735df93cd 63
pyeh9 2:202735df93cd 64 // Here is the heart of the system: the navigator.
pyeh9 2:202735df93cd 65 // The navigator takes in a reference to the root, an interface, and a reference to an lcd
pyeh9 2:202735df93cd 66 Navigator navigator(&rootMenu, rpg, &lcd);
pyeh9 2:202735df93cd 67
pyeh9 0:10b365b7873b 68 while(1){
pyeh9 2:202735df93cd 69 navigator.poll(); // In a loop, call navigator's poll method to determine if the user is interacting with the rpg.
pyeh9 0:10b365b7873b 70 }
pyeh9 0:10b365b7873b 71 }