static public int menu() { Queue <string> myQueue = new Queue <string>(); System.Diagnostics.Stopwatch stopwatch = new System.Diagnostics.Stopwatch(); int iSelect = 3; //random number to get in the while loop while (iSelect != 7) { displayMenu(); ErrorHandling check = new ErrorHandling(); iSelect = check.Input("Menu Selector: ", 7); #region addOne if (iSelect == 1) { Console.Write("\nEnter a string: "); string sEntry; try { sEntry = Console.ReadLine(); if (sEntry != "") { myQueue.Enqueue(sEntry); //Display status Console.WriteLine("\n\"" + myQueue.Peek() + "\" has been added to stack."); } else { throw new InvalidOperationException("No input detected"); } } catch { Console.WriteLine("\nERROR: No input or invalid input detected. Please enter valid input."); } } #endregion #region addList else if (iSelect == 2) { //Cycle through and input 2000 new entries myQueue.Clear(); for (int iCount = 1; iCount <= 2000; iCount++) { myQueue.Enqueue("New Entry " + iCount); } } #endregion #region Display else if (iSelect == 3) { foreach (String s in myQueue) { Console.WriteLine(s); } } #endregion #region Delete else if (iSelect == 4) { int iDelete = 0; Console.WriteLine("\nWhich entry do you want to delete?"); try { iDelete = Convert.ToInt32(Console.ReadLine()); } //Catch invalid inputs catch { Console.WriteLine("\nERROR: Selection invalid or does not exist. Please input valid selection."); } //find and delete selected entry int iNum = myQueue.Count; Queue <string> myQueue2 = new Queue <string>(); for (int iCount2 = 0; iCount2 < iNum; iCount2++) { if (iCount2 == iDelete - 1) { myQueue.Dequeue(); } else { myQueue2.Enqueue(myQueue.Dequeue()); } } myQueue = myQueue2; //restore queue without condemned entry } #endregion else if (iSelect == 5) { myQueue.Clear(); Console.WriteLine("\nQueue has been cleared"); } else if (iSelect == 6) { Console.WriteLine("\nWhat entry do you want to search for?"); string sSearch = Console.ReadLine(); stopwatch.Start(); /*for (int iCount2 = 0; iCount2 < iSearch; iCount2++) * { * myQueue.Peek(); * if (iCount2 == iSearch) * { * Console.WriteLine(myQueue.Peek()); * } * } * */ if (myQueue.Contains(sSearch)) { Console.WriteLine("\nItem found!"); stopwatch.Stop(); Console.WriteLine("\nTime elapsed: {0}", stopwatch.Elapsed); } else { Console.WriteLine("\nItem not found."); stopwatch.Stop(); Console.WriteLine("\nTime elapsed: {0}", stopwatch.Elapsed); } } else if (iSelect == 7) { return(0); }//Return to main Menu } return(0); }
static public int menu() { int iDictionaryMenu = 0; Dictionary <string, int> myDictionary = new Dictionary <string, int>(); while (iDictionaryMenu != 7) { //////////ENTER CODE FOR A MENU OF A DICTIONARY Console.WriteLine("\n\n-------DICTIONARY MENU-------"); Console.WriteLine("1. Add one time to Dictionary"); Console.WriteLine("2. Add Huge List of Items to Dictionary"); Console.WriteLine("3. Display Dictionary"); Console.WriteLine("4. Delete from Dictionary"); Console.WriteLine("5. Clear Dictionary"); Console.WriteLine("6. Search Dictionary"); Console.WriteLine("7. Return to Main Menu"); Console.Write("Menu Selector: "); ErrorHandling check = new ErrorHandling(); iDictionaryMenu = check.Input("Menu Selector: ", 7); string sDictionaryString; int iDictionaryCount; #region addOne if (iDictionaryMenu == 1) { try { //ManageDictionary.addOne //Add one string to the dicitonary Console.Write("\nEnter a string into the data structure: "); sDictionaryString = Console.ReadLine(); if (sDictionaryString != "") { myDictionary.Add(sDictionaryString, myDictionary.Count + 1); } else { throw new InvalidOperationException("No input detected"); } } catch { Console.WriteLine("\nERROR: No input or invalid input detected. Please enter valid input."); } #endregion #region addList }//Dictionary Menu 1 One else if (iDictionaryMenu == 2) { //ManageDictionary.AddList myDictionary.Clear(); for (iDictionaryCount = 1; iDictionaryCount <= 2000; iDictionaryCount++) { myDictionary.Add("New entry " + (iDictionaryCount), iDictionaryCount); } }//DictionaryMenu 2 list #endregion #region display else if (iDictionaryMenu == 3) { //ManageDictionary.Display foreach (KeyValuePair <string, int> s in myDictionary) { Console.WriteLine(s.Key + " "); //Console.WriteLine(s.Value); } }//Dictionary Menu 3 Display #endregion else if (iDictionaryMenu == 4) { //ManageDictionary.Delete Console.WriteLine("\nWhat entry would you like to delete? "); string sInput = Console.ReadLine(); if (myDictionary.ContainsKey(sInput)) { myDictionary.Remove(sInput); }//Delete Dictionary else { Console.WriteLine("\nThe entry you would like to remove was not found. Please enter a valid entry."); } }//Dictionary menu 4 else if (iDictionaryMenu == 5) { //ManageDictionary.Clear myDictionary.Clear(); }//Clear Dictionary Menu 5 else if (iDictionaryMenu == 6) { //ManageDictionary.Search Console.WriteLine("\nEnter an item you would like to search for:\n"); string sSearchEntry = Console.ReadLine(); System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch(); sw.Start(); if (myDictionary.ContainsKey(sSearchEntry)) { Console.WriteLine("\nValue for " + sSearchEntry + " is " + myDictionary[sSearchEntry]); sw.Stop(); } else { Console.WriteLine("\nItem not found."); } sw.Stop(); Console.WriteLine("\nTime elapsed: " + sw.Elapsed); }//Search Dictionary Menu 6 else if (iDictionaryMenu == 7) { //ManageDictionary.Return Console.WriteLine("\n"); return(0); } //Return to main Menu } //end of while loop return(0); }//end of menu