Examples of com.google.gwt.gen2.table.client.ScrollTable

Package com.google.gwt.gen2.table.client

Examples of com.google.gwt.gen2.table.client.ScrollTable

com.google.gwt.gen2.table.client.SortableGrid.ColumnSorter
A static version of the {@link AbstractScrollTable} that combines a header,data, and footer section.

   */
  public void testDistributePositiveWidth() {
    // Create some column info
    ColumnResizer resizer = new ColumnResizer();
    List<ColumnWidthInfo> columns = new ArrayList<ColumnWidthInfo>();
    columns.add(new ColumnWidthInfo(100, 300, 200, 150));
    columns.add(new ColumnWidthInfo(0, 100, 50, 50));
    columns.add(new ColumnWidthInfo(0, 500, 300, 100));


    // Only the first column gets any width, goes to -50%
    {
      assertEquals(0, resizer.distributeWidth(columns, 50));
      assertEquals(150, columns.get(0).getNewWidth());

View Full Code Here

   * Verify that we can distribute a zero width.
   */
  public void testDistributeZeroWidth() {
    // Create some column info
    List<ColumnWidthInfo> columns = new ArrayList<ColumnWidthInfo>();
    columns.add(new ColumnWidthInfo(100, 300, 200, 150));
    columns.add(new ColumnWidthInfo(0, 100, 50, 50));
    columns.add(new ColumnWidthInfo(0, 500, 300, 200));


    // Distribute some width
    ColumnResizer resizer = new ColumnResizer();
    resizer.distributeWidth(columns, 0);

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   * @param width the width in pixels
   * @return the new column width
   */
  public int setColumnWidth(int column, int width) {
    // Constrain the size of the column
    ColumnWidthInfo info = getColumnWidthInfo(column);
    if (info.hasMaximumWidth()) {
      width = Math.min(width, info.getMaximumWidth());
    }
    if (info.hasMinimumWidth()) {
      width = Math.max(width, info.getMinimumWidth());
    }


    // Try to constrain the size of the grid
    if (resizePolicy.isSacrificial()) {
      // Get the sacrifice columns

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  private void applyNewColumnWidths(int startIndex,
      List<ColumnWidthInfo> infos, boolean forced) {
    int offset = getHeaderOffset();
    int numColumns = infos.size();
    for (int i = 0; i < numColumns; i++) {
      ColumnWidthInfo info = infos.get(i);
      int newWidth = info.getNewWidth();
      if (forced || info.getCurrentWidth() != newWidth) {
        dataTable.setColumnWidth(startIndex + i, newWidth);
        headerTable.setColumnWidth(startIndex + i + offset, newWidth);
        if (footerTable != null) {
          footerTable.setColumnWidth(startIndex + i + offset, newWidth);
        }

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        idealWidth = Math.min(idealWidth, maxWidth);
      }
      minWidth = Math.max(minWidth, idealWidth);
    }


    return new ColumnWidthInfo(minWidth, maxWidth, preferredWidth, curWidth);
  }

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    layout.setWidget(3, 0, highlightedRowLabel);
    layout.setWidget(2, 1, unhighlightedRowLabel);
    layout.setWidget(3, 1, unhighlightedCellLabel);


    // Add all of the listeners
    FixedWidthGrid dataTable = ScrollTableDemo.get().getDataTable();
    dataTable.addTableListener(new TableListener() {
      public void onCellClicked(SourcesTableEvents sender, int row, int cell) {
        addLogEntry("cell clicked: (" + row + "," + cell + ")", "#ff00ff");
      }
    });
    dataTable.addColumnSortHandler(new ColumnSortHandler() {
      public void onColumnSorted(ColumnSortEvent event) {
        ColumnSortList sortList = event.getColumnSortList();
        int column = -1;
        boolean ascending = true;
        if (sortList != null) {
          column = sortList.getPrimaryColumn();
          ascending = sortList.isPrimaryAscending();
        }
        if (ascending) {
          addLogEntry("sorted column: " + column + " (ascending)", "black");
        } else {
          addLogEntry("sorted column: " + column, "black");
        }
      }
    });
    dataTable.addCellHighlightHandler(new CellHighlightHandler() {
      public void onCellHighlight(CellHighlightEvent event) {
        Cell cell = event.getValue();
        highlightedCellLabel.setText("Highlighted cell: (" + cell.getRowIndex()
            + "," + cell.getCellIndex() + ")");
      }
    });
    dataTable.addCellUnhighlightHandler(new CellUnhighlightHandler() {
      public void onCellUnhighlight(CellUnhighlightEvent event) {
        Cell cell = event.getValue();
        unhighlightedCellLabel.setText("Last unhighlighted cell: ("
            + cell.getRowIndex() + "," + cell.getCellIndex() + ")");
      }
    });
    dataTable.addRowHighlightHandler(new RowHighlightHandler() {
      public void onRowHighlight(RowHighlightEvent event) {
        Row cell = event.getValue();
        highlightedRowLabel.setText("Highlighted row: (" + cell.getRowIndex()
            + ")");
      }
    });
    dataTable.addRowUnhighlightHandler(new RowUnhighlightHandler() {
      public void onRowUnhighlight(RowUnhighlightEvent event) {
        Row cell = event.getValue();
        unhighlightedRowLabel.setText("Last unhighlighted row: ("
            + cell.getRowIndex() + ")");
      }
    });
    dataTable.addRowSelectionHandler(new RowSelectionHandler() {
      public void onRowSelection(RowSelectionEvent event) {
        // Show the previously selected rows
        Set<Row> deselectedRows = event.getDeselectedRows();
        String previous = "Previously selected rows: ";
        for (Row row : event.getOldValue()) {

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    FixedWidthFlexTable headerTable = createHeaderTable();
    FixedWidthFlexTable footerTable = createFooterTable();
    FixedWidthGrid dataTable = createDataTable();


    // Create the scroll table
    ScrollTable theScrollTable = new ScrollTable(dataTable, headerTable);
    theScrollTable.setFooterTable(footerTable);


    // Setup the formatting
    theScrollTable.setCellPadding(3);
    theScrollTable.setCellSpacing(0);
    theScrollTable.setResizePolicy(ScrollTable.ResizePolicy.FILL_WIDTH);


    // first name
    theScrollTable.setMinimumColumnWidth(0, 50);
    theScrollTable.setPreferredColumnWidth(0, 100);
    theScrollTable.setColumnTruncatable(0, false);


    // last name
    theScrollTable.setMinimumColumnWidth(1, 50);
    theScrollTable.setPreferredColumnWidth(1, 100);
    theScrollTable.setColumnTruncatable(1, false);


    // age
    theScrollTable.setMinimumColumnWidth(2, 35);
    theScrollTable.setPreferredColumnWidth(2, 35);
    theScrollTable.setMaximumColumnWidth(2, 35);


    // gender
    theScrollTable.setMinimumColumnWidth(3, 45);
    theScrollTable.setPreferredColumnWidth(3, 45);
    theScrollTable.setMaximumColumnWidth(3, 45);


    // race
    theScrollTable.setMinimumColumnWidth(4, 45);
    theScrollTable.setPreferredColumnWidth(4, 45);
    theScrollTable.setMaximumColumnWidth(4, 45);


    // color
    theScrollTable.setPreferredColumnWidth(5, 80);


    // sport
    theScrollTable.setMinimumColumnWidth(6, 40);
    theScrollTable.setPreferredColumnWidth(6, 110);


    // college
    theScrollTable.setMinimumColumnWidth(7, 50);
    theScrollTable.setPreferredColumnWidth(7, 180);
    theScrollTable.setMaximumColumnWidth(7, 250);


    // year
    theScrollTable.setPreferredColumnWidth(8, 25);
    theScrollTable.setColumnTruncatable(8, false);


    // gpa
    theScrollTable.setPreferredColumnWidth(9, 35);
    theScrollTable.setColumnTruncatable(9, false);


    // id
    theScrollTable.setPreferredColumnWidth(10, 55);
    theScrollTable.setColumnTruncatable(10, false);


    // pin
    theScrollTable.setPreferredColumnWidth(11, 45);
    theScrollTable.setColumnTruncatable(11, false);


    return theScrollTable;
  }

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    if (PagingScrollTableDemo.get() == null) {
      Button button = new Button("Make Sortable", new ClickHandler() {
        public void onClick(ClickEvent event) {
          try {
            int column = Integer.parseInt(columnBox.getText());
            ScrollTable scrollTable = (ScrollTable) ScrollTableDemo.get().getScrollTable();
            scrollTable.setColumnSortable(column, true);
          } catch (NumberFormatException e) {
            Window.alert("Please enter valid integers for the row and column.");
          }
        }
      });
      form.addButton(button);
    }


    // Add a button to make column unsortable
    if (PagingScrollTableDemo.get() == null) {
      Button button = new Button("Make Unsortable", new ClickHandler() {
        public void onClick(ClickEvent event) {
          try {
            int column = Integer.parseInt(columnBox.getText());
            ScrollTable scrollTable = (ScrollTable) ScrollTableDemo.get().getScrollTable();
            scrollTable.setColumnSortable(column, false);
          } catch (NumberFormatException e) {
            Window.alert("Please enter valid integers for the row and column.");
          }
        }
      });

View Full Code Here

   * Test accessors.
   */
  public void testAccessor() {
    // Initialize the grid
    SortableGrid testGrid = getSortableGrid();
    ColumnSorter mySorter = new ColumnSorter() {
      @Override
      public void onSortColumn(SortableGrid grid, ColumnSortList sortList,
          ColumnSorterCallback callback) {
      }
    };

View Full Code Here


    // Sort the column with a column sorter
    {
      TestPageLoadHandler plh = new TestPageLoadHandler();
      scrollTable.addPageLoadHandler(plh);
      dataTable.setColumnSorter(new ColumnSorter() {
        @Override
        public void onSortColumn(SortableGrid grid, ColumnSortList sortList,
            ColumnSorterCallback callback) {
        }
      });

View Full Code Here

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