diff options
Diffstat (limited to 'examples/gnu/classpath/examples/swing/TableDemo.java')
| -rw-r--r-- | examples/gnu/classpath/examples/swing/TableDemo.java | 180 |
1 files changed, 165 insertions, 15 deletions
diff --git a/examples/gnu/classpath/examples/swing/TableDemo.java b/examples/gnu/classpath/examples/swing/TableDemo.java index e661ee3ad..d4a97b3ef 100644 --- a/examples/gnu/classpath/examples/swing/TableDemo.java +++ b/examples/gnu/classpath/examples/swing/TableDemo.java @@ -39,19 +39,36 @@ exception statement from your version. */ package gnu.classpath.examples.swing; import java.awt.BorderLayout; +import java.awt.Component; import java.awt.Dimension; +import java.awt.Rectangle; +import java.text.DateFormat; +import java.util.Date; +import javax.swing.AbstractCellEditor; +import javax.swing.BorderFactory; +import javax.swing.DefaultCellEditor; +import javax.swing.DefaultListCellRenderer; import javax.swing.Icon; +import javax.swing.JComboBox; import javax.swing.JComponent; import javax.swing.JFrame; +import javax.swing.JList; import javax.swing.JPanel; +import javax.swing.JScrollBar; import javax.swing.JScrollPane; +import javax.swing.JSlider; import javax.swing.JTable; +import javax.swing.JTextField; import javax.swing.SwingUtilities; +import javax.swing.border.Border; import javax.swing.plaf.metal.MetalIconFactory; import javax.swing.table.DefaultTableColumnModel; import javax.swing.table.DefaultTableModel; +import javax.swing.table.TableCellEditor; +import javax.swing.table.TableCellRenderer; import javax.swing.table.TableColumn; +import javax.swing.table.TableColumnModel; /** * Displays the editable table. The first column consists of check boxes. @@ -78,12 +95,11 @@ public class TableDemo extends JPanel { /** - * Return true if the cell is editable. - * Icons are not editable, other cells are editable. + * All cells are editable in our table. */ public boolean isCellEditable(int row, int column) { - return column!=1; + return true; } /** @@ -144,6 +160,77 @@ public class TableDemo extends JPanel } /** + * The scroll bar renderer. + */ + class SliderCell + extends AbstractCellEditor + implements TableCellEditor, TableCellRenderer + { + /** + * The editor bar. + */ + JSlider bar; + + /** + * The renderer bar. + */ + JSlider rendererBar; + + /** + * The border around the bar, if required. + */ + Border border = BorderFactory.createLineBorder(table.getGridColor()); + + SliderCell() + { + bar = new JSlider(); + bar.setOrientation(JScrollBar.HORIZONTAL); + bar.setMinimum(0); + bar.setMaximum(rows); + bar.setBorder(border); + + rendererBar = new JSlider(); + rendererBar.setMinimum(0); + rendererBar.setMaximum(rows); + rendererBar.setEnabled(false); + } + + /** + * Get the editor. + */ + public Component getTableCellEditorComponent(JTable table, Object value, + boolean isSelected, int row, + int column) + { + if (value instanceof Integer) + bar.setValue(((Integer) value).intValue()); + return bar; + } + + /** + * Get the renderer. + */ + public Component getTableCellRendererComponent(JTable table, Object value, + boolean isSelected, + boolean hasFocus, int row, + int column) + { + rendererBar.setValue(((Integer) value).intValue()); + if (hasFocus) + rendererBar.setBorder(border); + else + rendererBar.setBorder(null); + return rendererBar; + } + + public Object getCellEditorValue() + { + return new Integer(bar.getValue()); + } + + } + + /** * The table being displayed. */ JTable table = new JTable(); @@ -159,6 +246,25 @@ public class TableDemo extends JPanel Object[][] values; /** + * The icons that appear in the icon column. + */ + Icon[] icons = new Icon[] + { + MetalIconFactory.getTreeComputerIcon(), + MetalIconFactory.getTreeHardDriveIcon(), + MetalIconFactory.getTreeFolderIcon(), + }; + + /** + * The choices in the combo boxes + */ + String [] sides = new String[] + { + "north", "south", "east", "west" + }; + + + /** * Create the table demo with the given titel. */ public TableDemo() @@ -178,29 +284,25 @@ public class TableDemo extends JPanel setLayout(new BorderLayout()); values = new Object[rows][]; - // The icons that appear in the icon column. - Icon[] icons = new Icon[] - { - MetalIconFactory.getTreeComputerIcon(), - MetalIconFactory.getTreeHardDriveIcon(), - MetalIconFactory.getTreeFolderIcon(), - }; - for (int i = 0; i < values.length; i++) { values[i] = new Object[cols]; - for (int j = 2; j < cols; j++) + for (int j = 3; j < cols; j++) { values[i][j] = "" + ((char) ('a' + j)) + i; } values [i][0] = i % 2 == 0? Boolean.TRUE : Boolean.FALSE; - values [i][1] = icons [ i % icons.length ]; + values [i][1] = icons [ i % icons.length ]; + values [i][2] = sides [ i % sides.length ]; + values [i][4] = new Integer(i); } table.setModel(model); // Make the columns with gradually increasing width: DefaultTableColumnModel cm = new DefaultTableColumnModel(); + table.setColumnModel(cm); + for (int i = 0; i < cols; i++) { TableColumn column = new TableColumn(i); @@ -215,8 +317,9 @@ public class TableDemo extends JPanel cm.addColumn(column); } - - table.setColumnModel(cm); + + setCustomEditors(); + setInformativeHeaders(); // Create the table, place it into scroll pane and place // the pane into this frame. @@ -226,6 +329,52 @@ public class TableDemo extends JPanel scroll.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER); scroll.getViewport().add(table); add(scroll, BorderLayout.CENTER); + + // Increase the row height to make the icons and sliders look better. + table.setRowHeight(table.getRowHeight()+2); + } + + /** + * Set the more informative column headers for specific columns. + */ + void setInformativeHeaders() + { + TableColumnModel cm = table.getColumnModel(); + + cm.getColumn(0).setHeaderValue("check"); + cm.getColumn(1).setHeaderValue("icon"); + cm.getColumn(2).setHeaderValue("combo"); + cm.getColumn(3).setHeaderValue("edit combo"); + cm.getColumn(4).setHeaderValue("slider"); + } + + /** + * Set the custom editors for combo boxes. This method also sets one + * custom renderer. + */ + void setCustomEditors() + { + TableColumnModel cm = table.getColumnModel(); + + // Set combo-box based editor for icons (note that no custom + // renderer is needed for JComboBox to work with icons. + JComboBox combo0 = new JComboBox(icons); + cm.getColumn(1).setCellEditor(new DefaultCellEditor(combo0)); + + // Set the simple combo box editor for the third column: + JComboBox combo1 = new JComboBox(sides); + cm.getColumn(2).setCellEditor(new DefaultCellEditor(combo1)); + + // Set the editable combo box for the forth column: + JComboBox combo2 = new JComboBox(sides); + combo2.setEditable(true); + cm.getColumn(3).setCellEditor(new DefaultCellEditor(combo2)); + + SliderCell scrollView = new SliderCell(); + cm.getColumn(4).setCellEditor(scrollView); + cm.getColumn(4).setCellRenderer(scrollView); + + table.setColumnModel(cm); } /** @@ -266,3 +415,4 @@ public class TableDemo extends JPanel }; } } + |