I keep this error.
A violation of ArgumentOutOfRangeException was unhandled. The index was out of reach. Must be non-negative and smaller than the size of the collection. Parameter Name: Index
Below is the full code of the form in which there is a problem, and this is where the Hangman game takes place.
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;
namespace Hangman_APPD_Assignment
{
public partial class Form2 : Form
{
public Form2()
{
InitializeComponent();
}
Shortcuts List = new List (); this is the label that makeLabels () will use.
String w = "";
List<Label> labels = new List<Label>();
int score = 0, missed = 0, correctCount = 0, gameCount = 1;
Below is the code, when the user presses the QUIT button, the application closes.
private void btnQuit_Click(object sender, EventArgs e)
{
Application.Exit();
}
Below is the code, when the form loads or displays, the makeLabels () method is used.
private void Form2_Load(object sender, EventArgs e)
{
makeLabels();
}
Below is the use of a random word and conversion to a string replacing each alphabet with the character "_". The converted string will be placed inside the Labels label.
private void makeLabels()
{
w = getRandomWord().ToLower();
w.Replace(" ", "");
char[] letters = w.ToCharArray();
int space = 569 / letters.Length - 1;
for (int i = 0; i < letters.Length; i++)
{
labels.Add(new Label());
labels[i].Location = new Point((i * space) + 10, 109);
labels[i].Parent = groupBox2;
labels[i].Text = "_" + i;
labels[i].BringToFront();
labels[i].CreateControl();
}
lblLength.Text = letters.Length.ToString();
}
- , 1) 2) .
private void newGame()
{
gameCount++;
if (gameCount == 15)
{
this.Hide();
if (score >= 7)
{
Form4 f4 = new Form4();
f4.ShowDialog();
}
else
{
Form6 f6 = new Form6();
f6.ShowDialog();
}
}
else
{
getRandomWord();
makeLabels();
enableLetterButtons();
lblMissed.Text = "";
hangPic.Image = Hangman_APPD_Assignment.Properties.Resources.part0;
}
}
, .
public string getRandomWord()
{
Random randomNum = new Random();
String[] words = {"virus", "network", "syntax", "router", "switch", "worms", "trojan", "email", "bios",
"cmos", "ram", "cipher", "malware", "botnet", "cookies", "patches", "cryptograph",
"metamorphic", "polymorphic", "rootkit", "logicbomb", "spam", "spyware", "keyloggers",
"adware", "software", "hardware", "botherder", "phishing", "whaling", "pharming",
"vishing", "spim", "topology", "tailgating", "loop", "java", "motherboard", "unique",
"parameter"};
int randomNumber = randomNum.Next(0, (words.Length - 1));
return words[randomNumber];
}
, , .
private void setPicture(int wrongTry)
{
switch(wrongTry)
{
case 0:
hangPic.Image = Hangman_APPD_Assignment.Properties.Resources.part0;
break;
case 1:
hangPic.Image = Hangman_APPD_Assignment.Properties.Resources.part1;
break;
case 2:
hangPic.Image = Hangman_APPD_Assignment.Properties.Resources.part2;
break;
case 3:
hangPic.Image = Hangman_APPD_Assignment.Properties.Resources.part3;
break;
case 4:
hangPic.Image = Hangman_APPD_Assignment.Properties.Resources.part4;
break;
case 5:
hangPic.Image = Hangman_APPD_Assignment.Properties.Resources.part5;
break;
case 6:
hangPic.Image = Hangman_APPD_Assignment.Properties.Resources.part6;
break;
}
}
, , .
private void checkGuessedLetter(string wordToGuess, string guessedLetter, Button buttonName)
{
int strLength = wordToGuess.Length;
char letter = guessedLetter.ToCharArray()[0];
buttonName.Enabled = false;
if (w.Contains(guessedLetter))
{
char[] LS = w.ToCharArray();
for (int i = 0; i < LS.Length; i++)
{
if (LS[i] == letter)
{
MessageBox.Show("The value of w is " + w + " AND " + i);
labels[i].Text = letter.ToString();
conditionPic.Image = Hangman_APPD_Assignment.Properties.Resources.correctpic;
correctCount++;
MessageBox.Show("You got correct " + correctCount + " time(s).");
if (correctCount == strLength)
{
MessageBox.Show("Good job! Keep it up, matey!", "Victory!", MessageBoxButtons.OK, MessageBoxIcon.None);
score++;
lblScore.Text = score.ToString();
newGame();
missed = 0;
correctCount = 0;
labels.Clear();
}
}
foreach (Label l in labels)
if (l.Text == "__") return;
}
}
else
{
conditionPic.Image = Hangman_APPD_Assignment.Properties.Resources.wrong;
lblMissed.Text += " " + letter.ToString() + " |";
missed++;
MessageBox.Show("You missed " + missed + " time(s).");
setPicture(missed);
if (missed == 6)
{
MessageBox.Show("Unfortunately, you lost this round... Make sure you won't let this happen again, "
+ "or else you will end up in Davy Jones' Locker.", "Defeat!", MessageBoxButtons.OK,
MessageBoxIcon.Error);
newGame();
missed = 0;
correctCount = 0;
labels.Clear();
}
}
}
, lblScore, .
public int getScore()
{
int score = int.Parse(lblScore.Text);
return score;
}
, , , Hangman.
private void Abtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "a", Abtn);
}
private void Bbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "b", Bbtn);
}
private void Cbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "c", Cbtn);
}
private void Dbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "d", Dbtn);
}
private void Ebtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "e", Ebtn);
}
private void Fbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "f", Fbtn);
}
private void Gbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "g", Gbtn);
}
private void Hbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "h", Hbtn);
}
private void Ibtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "i", Ibtn);
}
private void Jbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "j", Jbtn);
}
private void Kbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "k", Kbtn);
}
private void Lbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "l", Lbtn);
}
private void Mbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "m", Mbtn);
}
private void Nbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "n", Nbtn);
}
private void Obtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "o", Obtn);
}
private void Pbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "p", Pbtn);
}
private void Qbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "q", Qbtn);
}
private void Rbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "r", Rbtn);
}
private void Sbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "s", Sbtn);
}
private void Tbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "t", Tbtn);
}
private void Ubtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "u", Ubtn);
}
private void Vbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "v", Vbtn);
}
private void Wbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "w", Wbtn);
}
private void Xbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "x", Xbtn);
}
private void Ybtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "y", Ybtn);
}
private void Zbtn_Click(object sender, EventArgs e)
{
checkGuessedLetter(w, "z", Zbtn);
}
, , .
private void enableLetterButtons()
{
Abtn.Enabled = true;
Bbtn.Enabled = true;
Cbtn.Enabled = true;
Dbtn.Enabled = true;
Ebtn.Enabled = true;
Fbtn.Enabled = true;
Gbtn.Enabled = true;
Hbtn.Enabled = true;
Ibtn.Enabled = true;
Jbtn.Enabled = true;
Kbtn.Enabled = true;
Lbtn.Enabled = true;
Mbtn.Enabled = true;
Nbtn.Enabled = true;
Obtn.Enabled = true;
Pbtn.Enabled = true;
Qbtn.Enabled = true;
Rbtn.Enabled = true;
Sbtn.Enabled = true;
Tbtn.Enabled = true;
Ubtn.Enabled = true;
Vbtn.Enabled = true;
Wbtn.Enabled = true;
Xbtn.Enabled = true;
Ybtn.Enabled = true;
Zbtn.Enabled = true;
}
, X .
private void btnOut_Click(object sender, EventArgs e)
{
Application.Exit();
}
}
}
P.S. , , .
,
labels[i].Text = letter.ToString();
checkGuessedLetter ( wordToGuess, guessedLetter, Button buttonName).