Example usage for com.google.gwt.gen2.table.client PagingScrollTable addPageLoadHandler

List of usage examples for com.google.gwt.gen2.table.client PagingScrollTable addPageLoadHandler

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Introduction

In this page you can find the example usage for com.google.gwt.gen2.table.client PagingScrollTable addPageLoadHandler.

Prototype

public HandlerRegistration addPageLoadHandler(PageLoadHandler handler)

Source Link

Usage

From source file:com.google.gwt.gen2.demo.scrolltable.client.option.log.LogOption.java

License:Apache License

@Override
protected Widget onInitialize() {
    layout = new FlexTable();

    // Create the log area
    logLabel = new HTML();
    logLabel.setHeight("200px");
    DOM.setStyleAttribute(logLabel.getElement(), "font", "8pt/10pt courier");
    ScrollPanel scrollPanel = new ScrollPanel(logLabel);
    scrollPanel.setPixelSize(500, 200);/*w w w  . j  a  va2  s.  c  o  m*/
    DOM.setStyleAttribute(scrollPanel.getElement(), "border", "1px solid black");
    layout.setWidget(0, 0, scrollPanel);
    layout.getFlexCellFormatter().setColSpan(0, 0, 2);

    // Add a clear button
    Button clearButton = new Button("Clear Log", new ClickHandler() {
        public void onClick(ClickEvent event) {
            logLabel.setHTML("");
            lineCount = 0;
        }
    });
    layout.setWidget(1, 0, clearButton);
    layout.getFlexCellFormatter().setColSpan(1, 0, 2);

    // Add labels for highlighting
    final Label highlightedCellLabel = new Label("Highlighted cell:");
    final Label highlightedRowLabel = new Label("Highlighted row:");
    final Label unhighlightedCellLabel = new Label("Last unhighlighted cell:");
    final Label unhighlightedRowLabel = new Label("Last unhighlighted row:");
    layout.setWidget(2, 0, highlightedCellLabel);
    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()) {
                if (deselectedRows.contains(row)) {
                    previous += "-";
                }
                previous += row.getRowIndex() + ", ";
            }
            addLogEntry(previous, "green");

            // Show the currently selected rows
            Set<Row> selectedRows = event.getSelectedRows();
            String current = "Currently selected rows: ";
            for (Row row : event.getNewValue()) {
                if (selectedRows.contains(row)) {
                    current += "+";
                }
                current += row.getRowIndex() + ", ";
            }

            addLogEntry(current, "green");
        }
    });

    // Paging specific options
    if (PagingScrollTableDemo.get() != null) {
        PagingScrollTable<Student> pagingScrollTable = PagingScrollTableDemo.get().getPagingScrollTable();
        if (pagingScrollTable != null) {
            pagingScrollTable.addPageChangeHandler(new PageChangeHandler() {
                public void onPageChange(PageChangeEvent event) {
                    pageLoadDuration = new Duration();
                }
            });

            pagingScrollTable.addPageLoadHandler(new PageLoadHandler() {
                public void onPageLoad(PageLoadEvent event) {
                    // Convert to 1 based index
                    int page = event.getPage() + 1;
                    int duration = -1;
                    if (pageLoadDuration != null) {
                        duration = pageLoadDuration.elapsedMillis();
                        pageLoadDuration = null;
                    }
                    String text = "Page " + page + " loaded in " + duration + "ms";
                    addLogEntry(text, "black");
                }
            });
        }
    }

    return layout;
}

From source file:com.qualogy.qafe.gwt.client.component.QPagingOptions.java

License:Apache License

/**
 * Constructor.//from  ww  w  .  j  a  v  a 2  s.  c om
 * 
 * @param table
 *            the table being affected
 * @param images
 *            the images to use
 */
public QPagingOptions(PagingScrollTable<?> table, PagingOptionsImages images) {
    this.table = table;

    if (this.table instanceof QPagingScrollTable) {
        ((QPagingScrollTable) this.table).setPagingOptions(this);
    }

    // Create the main widget
    HorizontalPanel hPanel = new HorizontalPanel();
    initWidget(hPanel);
    hPanel.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE);
    setStyleName(DEFAULT_STYLENAME);

    // Create the paging image buttons
    createPageButtons(images);

    // Create the current page box
    createCurPageBox();

    // Create the page count label
    numPagesLabel = new HTML();

    // Create the loading image
    loadingImage = new Image(GWT.getModuleBaseURL() + "scrollTableLoading.gif");
    loadingImage.setVisible(false);

    // Create the error label
    errorLabel = new HTML();
    errorLabel.setStylePrimaryName("errorMessage");

    // Add the widgets to the panel
    hPanel.add(createSpacer());
    hPanel.add(firstImage);
    hPanel.add(createSpacer());
    hPanel.add(prevImage);
    hPanel.add(createSpacer());
    hPanel.add(curPageBox);
    hPanel.add(createSpacer());
    hPanel.add(numPagesLabel);
    hPanel.add(createSpacer());
    hPanel.add(nextImage);
    hPanel.add(createSpacer());
    hPanel.add(lastImage);
    hPanel.add(createSpacer());
    hPanel.add(loadingImage);
    hPanel.add(errorLabel);

    // Add handlers to the table
    table.addPageLoadHandler(new PageLoadHandler() {
        public void onPageLoad(PageLoadEvent event) {
            loadingImage.setVisible(false);
            errorLabel.setHTML("");
        }
    });
    table.addPageChangeHandler(new PageChangeHandler() {
        public void onPageChange(PageChangeEvent event) {
            curPageBox.setText((event.getNewPage() + 1) + "");
            loadingImage.setVisible(true);
            errorLabel.setHTML("");
        }
    });
    table.addPagingFailureHandler(new PagingFailureHandler() {
        public void onPagingFailure(PagingFailureEvent event) {
            loadingImage.setVisible(false);
            errorLabel.setHTML(event.getException().getMessage());
        }
    });
    table.addPageCountChangeHandler(new PageCountChangeHandler() {
        public void onPageCountChange(PageCountChangeEvent event) {
            setPageCount(event.getNewPageCount());
        }
    });
    setPageCount(table.getPageCount());
}

From source file:edu.caltech.ipac.firefly.ui.table.PagingPanel.java

License:Apache License

/**
 * Constructor.//from   w  w  w.ja  va 2  s . co m
 *
 * @param table  the table being affected
 * @param images the images to use
 */
public PagingPanel(PagingScrollTable<?> table, PagingOptions.PagingOptionsImages images) {
    this.table = table;

    // Create the main widget
    HorizontalPanel hPanel = new HorizontalPanel();
    initWidget(hPanel);
    hPanel.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE);
    setStyleName(DEFAULT_STYLENAME);

    // Create the paging image buttons
    createPageButtons(images);

    // Create the current page box
    createCurPageBox();

    // Create the page count label
    numPagesLabel = new HTML();

    // Create the loading image
    loadingImage = new Image(GWT.getModuleBaseURL() + "scrollTableLoading.gif");
    loadingImage.setVisible(false);

    // Create the error label
    errorLabel = new HTML();
    errorLabel.setStylePrimaryName("errorMessage");

    // display status
    status = new Label();
    status.addStyleName("status");
    status.setWordWrap(false);

    // Add the widgets to the panel
    hPanel.add(createSpacer());
    hPanel.add(firstImage);
    hPanel.add(createSpacer());
    hPanel.add(prevImage);
    hPanel.add(createSpacer());
    hPanel.add(curPageBox);
    hPanel.add(createSpacer());
    hPanel.add(numPagesLabel);
    hPanel.add(createSpacer());
    hPanel.add(nextImage);
    hPanel.add(createSpacer());
    hPanel.add(lastImage);
    hPanel.add(createSpacer());
    hPanel.add(status);
    hPanel.add(createSpacer());
    hPanel.add(loadingImage);
    hPanel.add(errorLabel);

    // Add handlers to the table
    table.addPageLoadHandler(new PageLoadHandler() {
        public void onPageLoad(PageLoadEvent event) {
            setIsLoading(false);
        }
    });
    table.addPageChangeHandler(new PageChangeHandler() {
        public void onPageChange(PageChangeEvent event) {
            curPageBox.setText((event.getNewPage() + 1) + "");
            setIsLoading(true);
        }
    });
    table.addPagingFailureHandler(new PagingFailureHandler() {
        public void onPagingFailure(PagingFailureEvent event) {
            loadingImage.setVisible(false);
            errorLabel.setHTML(event.getException().getMessage());
        }
    });
    table.addPageCountChangeHandler(new PageCountChangeHandler() {
        public void onPageCountChange(PageCountChangeEvent event) {
            setPageCount(event.getNewPageCount());
        }
    });
    setPageCount(table.getPageCount());
}

From source file:org.apache.hupa.widgets.ui.PagingOptions.java

License:Apache License

public PagingOptions(final PagingScrollTable<?> table, PagingOptionsConstants constants, Loading loading) {
    this.loading = loading;
    firstLink = new EnableHyperlink("<< " + constants.pageFirst(), "");
    prevLink = new EnableHyperlink("< " + constants.pagePrev(), "");
    lastLink = new EnableHyperlink(constants.pageLast() + " >>", "");
    nextLink = new EnableHyperlink(constants.pageNext() + " >", "");
    pagingPanel.setSpacing(3);//from   ww w  .  ja  va 2  s.co m

    pagingPanel.add(panel);
    pagingPanel.add(firstLink);
    pagingPanel.add(prevLink);
    pagingPanel.add(nextLink);
    pagingPanel.add(lastLink);
    panel.setWidget(text);
    panel.setWidth("100px");
    pagingPanel.setCellHorizontalAlignment(panel, HorizontalPanel.ALIGN_CENTER);
    firstLink.setEnabled(false);
    prevLink.setEnabled(false);
    lastLink.setEnabled(false);
    nextLink.setEnabled(false);

    table.addPageCountChangeHandler(new PageCountChangeHandler() {

        public void onPageCountChange(PageCountChangeEvent event) {
            int startCount = currentPage * table.getPageSize() + 1;

            int endCount = currentPage * table.getPageSize() + table.getPageSize();

            int rows = table.getTableModel().getRowCount();
            updateControl(startCount, endCount, rows);
        }

    });

    table.addPageChangeHandler(new PageChangeHandler() {

        public void onPageChange(PageChangeEvent event) {
            loading(true);

            currentPage = event.getNewPage();
            int startCount = currentPage * table.getPageSize() + 1;

            int endCount = currentPage * table.getPageSize() + table.getPageSize();
            int rows = table.getTableModel().getRowCount();

            updateControl(startCount, endCount, rows);
        }
    });

    table.addPageLoadHandler(new PageLoadHandler() {

        public void onPageLoad(PageLoadEvent event) {
            loading(false);
        }

    });

    table.addPagingFailureHandler(new PagingFailureHandler() {

        public void onPagingFailure(PagingFailureEvent event) {
            loading(false);
        }

    });

    firstLink.addClickHandler(new ClickHandler() {

        public void onClick(ClickEvent event) {
            table.gotoFirstPage();
        }

    });

    prevLink.addClickHandler(new ClickHandler() {

        public void onClick(ClickEvent event) {
            table.gotoPreviousPage();
        }

    });

    nextLink.addClickHandler(new ClickHandler() {

        public void onClick(ClickEvent event) {
            table.gotoNextPage();
        }

    });

    lastLink.addClickHandler(new ClickHandler() {

        public void onClick(ClickEvent event) {
            table.gotoLastPage();
        }

    });

    table.getTableModel().addRowCountChangeHandler(new RowCountChangeHandler() {

        public void onRowCountChange(RowCountChangeEvent event) {
            int startCount = currentPage * table.getPageSize() + 1;

            int endCount = currentPage * table.getPageSize() + table.getPageSize();

            int rows = event.getNewRowCount();
            updateControl(startCount, endCount, rows);

        }

    });
    initWidget(pagingPanel);
}