src/javajs/swing/Grid.java

   1 package javajs.swing;\r
   2 \r
   3 import javajs.util.AU;\r
   4 import javajs.util.SB;\r
   5 \r
   6 \r
   7 public class Grid {\r
   8 \r
   9         private int nrows;\r
  10         private int ncols;\r
  11 \r
  12         private Cell[][] grid;\r
  13         private String renderer;\r
  14         \r
  15 \r
  16         Grid(int rows, int cols) {\r
  17                 grid = new Cell[0][0];\r
  18         }\r
  19 \r
  20         public void add(JComponent btn, GridBagConstraints c) {\r
  21                 if (c.gridx >= ncols) {\r
  22                         ncols = c.gridx + 1;\r
  23                         for (int i = 0; i < nrows; i++) {\r
  24                                 grid[i] = (Cell[]) AU.ensureLength(grid[i], ncols * 2);\r
  25                         }\r
  26                 }\r
  27                 if (c.gridy >= nrows) {\r
  28                         Cell[][] g = new Cell[c.gridy * 2 + 1][];\r
  29                         for (int i = 0; i < nrows; i++)\r
  30                                 g[i] = grid[i];\r
  31                         for (int i = g.length; --i >= nrows;)\r
  32                                 g[i] = new Cell[ncols * 2 + 1];\r
  33                         grid = g;\r
  34                         nrows = c.gridy + 1;\r
  35                 }\r
  36                 grid[c.gridy][c.gridx] = new Cell(btn, c);\r
  37         }\r
  38 \r
  39         public String toHTML(String id) {\r
  40                 SB sb = new SB();\r
  41                 id += "_grid";\r
  42                 sb.append("\n<table id='" + id + "' class='Grid' style='width:100%;height:100%'><tr><td style='height:20%;width:20%'></td></tr>");              \r
  43                 for (int i = 0; i < nrows; i++) {\r
  44                         String rowid = id + "_" + i;\r
  45                         sb.append("\n<tr id='" + rowid + "'><td></td>");\r
  46                         for (int j = 0; j < ncols; j++)\r
  47                                 if (grid[i][j] != null)\r
  48                                         sb.append(grid[i][j].toHTML(rowid + "_" + j));\r
  49                         sb.append("</tr>");\r
  50                 }\r
  51                 sb.append("\n<tr><td style='height:20%;width:20%'></td></tr></table>\n");\r
  52                 return sb.toString();\r
  53         }\r
  54 }\r