New api to enable auto clean all column filters if table model row co…

…unt is 0 (eugener#74) * New api to enable auto clean of column filters * add autoclean test * code cleanup
akuhtz · Feb 3, 2021 · 6117cd8 · 6117cd8
1 parent 1ed5881
commit 6117cd8
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Showing 4 changed files with 44 additions and 4 deletions.
diff --git a/swingbits/src/main/java/org/oxbow/swingbits/table/filter/AbstractTableFilter.java b/swingbits/src/main/java/org/oxbow/swingbits/table/filter/AbstractTableFilter.java
@@ -59,6 +59,7 @@ public abstract class AbstractTableFilter<T extends JTable> implements ITableFil
 
     private final T table;
     private final TableFilterState filterState = new TableFilterState();
+    private boolean autoclean;
 
     public AbstractTableFilter( T table ) {
         this.table = table;
@@ -88,6 +89,9 @@ private void listenForDataChange(TableModel model) {
                 @Override
                 public void tableChanged(TableModelEvent e) {
                     clearDistinctItemCache();
+                    if (autoclean && table.getModel().getRowCount() == 0) {
+                        clear();
+                    }
                 }
             });
         }
@@ -169,6 +173,11 @@ public boolean includeRow( ITableFilter.Row row ) {
     public void setFilterState(int column, Collection<DistinctColumnItem> values ) {
         filterState.setValues(column, values);
     }
+
+    @Override
+    public void setAutoClean(boolean autoclean) {
+        this.autoclean = autoclean;
+    }
 
     public void clear() {
         filterState.clear();

diff --git a/swingbits/src/main/java/org/oxbow/swingbits/table/filter/ITableFilter.java b/swingbits/src/main/java/org/oxbow/swingbits/table/filter/ITableFilter.java
@@ -85,6 +85,12 @@ public interface Row {
     void addChangeListener( IFilterChangeListener listener );
     void removeChangeListener( IFilterChangeListener listener );
 
+    /**
+     * Set flag to clear all columns filter if model row count is 0 
+     * @param autoclean
+     */
+    void setAutoClean(boolean autoclean);
+
     /**
      * Clear the filter
      */

diff --git a/swingbits/src/main/java/org/oxbow/swingbits/table/filter/TableRowFilterSupport.java b/swingbits/src/main/java/org/oxbow/swingbits/table/filter/TableRowFilterSupport.java
@@ -56,6 +56,7 @@ public final class TableRowFilterSupport {
     private boolean actionsVisible = true;
     private int filterIconPlacement = SwingConstants.LEADING;
     private boolean useTableRenderers = false;
+    private boolean autoclean = false;
 
     private TableRowFilterSupport( ITableFilter<?> filter ) {
         if ( filter == null ) throw new NullPointerException();
@@ -109,6 +110,16 @@ public TableRowFilterSupport searchable( boolean searchable ) {
         this.searchable = searchable;
         return this;
     }
+
+    /**
+     * Set flag to clear all filters automatically if model row count is 0
+     * @param autoclean
+     * @return
+     */
+    public TableRowFilterSupport autoclean( boolean autoclean ) {
+        this.autoclean = autoclean;
+        return this;
+    }
 
     public TableRowFilterSupport searchFilter(IListFilter searchFilter) {
         this.searchFilter = searchFilter;
@@ -141,7 +152,9 @@ public JTable apply() {
         filterPopup.setUseTableRenderers( useTableRenderers );
 
         setupTableHeader();
-
+
+        filter.setAutoClean(autoclean);
+
         return filter.getTable();
     }
 

diff --git a/swingbits/src/test/java/org/oxbow/swingbits/table/filter/TableFilterTest.java b/swingbits/src/test/java/org/oxbow/swingbits/table/filter/TableFilterTest.java
@@ -87,6 +87,15 @@ public void actionPerformed(ActionEvent e) {
             }
         });
 
+        toolbar.add( new AbstractAction("Clear Table") {
+
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                DefaultTableModel modelo = (DefaultTableModel) table.getModel();
+                modelo.setRowCount(0);
+            }
+        });
+
 
         f.pack();
         f.setLocationRelativeTo(null);
@@ -97,7 +106,8 @@ public void actionPerformed(ActionEvent e) {
     private TableRowFilterSupport filter;
 
     private JTable buildTable() {
-        filter = TableRowFilterSupport.forTable(new JTable())
+
+        filter = TableRowFilterSupport.forTable(new JTable(new DefaultTableModel(data, colNames)))
                                              .onFilterChange(new IFilterChangeListener() {
                                                  @Override
                                                  public void filterChanged(ITableFilter<?> filter) {
@@ -106,9 +116,11 @@ public void filterChanged(ITableFilter<?> filter) {
                                              })
                                             .actions(true)
                                             .searchable(true)
-                                            .useTableRenderers(true);
+                                            .useTableRenderers(true)
+                                            .autoclean(true);
+
         JTable table = filter.apply();
-                table.setModel( new DefaultTableModel(data, colNames) );
+                 
         table.getColumnModel().getColumn(0).setCellRenderer(new TestRenderer());
         return table;
     }