/*	File: TextEditor.java
	Developed for Problem Solving with Java, Koffman & Wolz
	Appears in Figure 5.19
*/

import myIO.*;

public class TextEditor {

	public static void main(String[] args) {
		// Create an EditableString object.
		EditableString editString = new EditableString();

    int quit = 5;
    String choices[] = {"enter new string", "search", "insert", "delete", "replace",
                "quit"};
    // Read a string and perform each edit operation selected by user.
    String toEdit = IO.getString("Enter a string to edit");
    editString.setText(toEdit);
    
    for (int editOp = IO.getChoice("Edit '" + editString.toString() +
                               "' -- select an edit operation:", choices);
         editOp < quit;
         editOp = IO.getChoice("Edit '" + editString.toString() +
                               "' -- select an edit operation:", choices)) {
       if (editOp == 0) {
          //. . .
       } else if (editOp == 1) {
          String target = IO.getString("Enter string to find:");
          int pos = editString.search(target);
          if (pos >= 0)
             IO.displayResult("target string found at " + pos);
          else 
             IO.displayResult("target string not found");
       } else if (editOp == 2) {
          String newString = IO.getString("Enter string to insert:");
          int index = IO.getInt("Enter index of insertion point:",
					                	0, editString.toString().length());
          IO.appendOutput("new text is '" + editString.insert(newString, index) + "'");
       } else if (editOp == 3) {
          //. . .
       } else if (editOp == 4) {
          //. . .
       }
     } // end for
     IO.appendOutput("The final string is '" + editString.toString() + "'");
     IO.displayOutput();
     System.exit(0);
  }

} // class TextEditor