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PR1-Spreadsheet
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simple loop + limitation for rows and cols

ERANZER 2024-01-05 11:15:23 +01:00
parent ba7e093c46
commit 0a7c0022e8
2 changed files with 29 additions and 6 deletions
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23
Axel/src/de/hs_mannheim/informatik/spreadsheet/Axel.java
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@ -1,6 +1,7 @@
package de.hs_mannheim.informatik.spreadsheet; package de.hs_mannheim.informatik.spreadsheet;
import java.io.FileNotFoundException; import java.io.FileNotFoundException;
import java.util.Scanner;
/** /**
* Part of a simplified spreadsheet system for the PR1 programming lab at Hochschule Mannheim. * Part of a simplified spreadsheet system for the PR1 programming lab at Hochschule Mannheim.
@ -11,16 +12,32 @@ public class Axel {
public static void main(String[] args) throws FileNotFoundException { public static void main(String[] args) throws FileNotFoundException {
Spreadsheet spr = new Spreadsheet(10,10); Spreadsheet spr = new Spreadsheet(10,10);
String cell, in;
Scanner kb = new Scanner(System.in);
spr.put("A3", "123"); spr.put("A3", "3");
spr.put("A2", "1"); spr.put("A2", "1");
spr.put("B9", "=41+A2"); spr.put("B9", "=41+A2");
spr.put("J5", "=7*6"); spr.put("J5", "=7*6");
spr.put("J6", "=3/2"); spr.put("J6", "=3/2");
System.out.println(spr); while(true) {
System.out.println(spr);
System.out.print("Cell:");
cell=kb.nextLine();
if(cell.equals("/exit")) {
System.out.println("Auf Wiedersehen");
break;
}
System.out.print("Value:");
in=kb.nextLine();
if(in.equals("/exit")) {
System.out.println("Auf Wiedersehen");
break;
}
spr.put(cell,in);
}
spr.saveCsv("/tmp/test.csv"); spr.saveCsv("/tmp/test.csv");
// TODO: You might want to put "UI loop" for entering value and formulas here resp. in some UI methods. // TODO: You might want to put "UI loop" for entering value and formulas here resp. in some UI methods.

12
Axel/src/de/hs_mannheim/informatik/spreadsheet/Spreadsheet.java
View File

@ -21,9 +21,15 @@ public class Spreadsheet {
* @param cols number of columns * @param cols number of columns
*/ */
public Spreadsheet(int rows, int cols) { public Spreadsheet(int rows, int cols) {
// TODO limit the maximum size on 99 (1..99) rows and 26 (A..Z) columns // TODO limit the maximum size on 99 (1..99) rows and 26 (A..Z) columns
if (rows>99){
rows=99;
}
if (cols>26) {
cols=26;
}
cells = new Cell[rows][cols]; cells = new Cell[rows][cols];
for (int r = 0; r < rows; r++) for (int r = 0; r < rows; r++)
@ -182,7 +188,7 @@ public class Spreadsheet {
StringBuilder sb = new StringBuilder(); StringBuilder sb = new StringBuilder();
sb.append(" "); sb.append(" ");
for (int i = 0; i < cells.length; i++) { for (int i = 0; i < cells[0].length; i++) {
sb.append(" " + (char)('A'+ i) + " | "); sb.append(" " + (char)('A'+ i) + " | ");
} }