Example usage for org.jfree.data.xy XYDataset removeChangeListener

Introduction

In this page you can find the example usage for org.jfree.data.xy XYDataset removeChangeListener.

Prototype

public void removeChangeListener(DatasetChangeListener listener);

Source Link

Document

Deregisters an object for notification of changes to the dataset.

Usage

From source file:com.trivadis.loganalysis.ui.ChartPanel.java

/**
 * This method first removes the change listener, otherwise the change
 * listener will act on a already disposed widget.
 * /*from   w  ww. j av a  2  s  . c  o  m*/
 * @param index
 * @param plot
 */
private void removeDataset(final int index, final XYPlot plot) {
    final XYDataset existing = plot.getDataset(index);
    if (existing != null)
        existing.removeChangeListener(plot);
    plot.setDataset(index, null);
}

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From source file:ucar.unidata.idv.control.chart.MyXYPlot.java

/**
 * Clear the data sets// ww  w. j  a  v a2  s.  co  m
 */
public void clearDatasets() {
    for (int i = 0; i < this.datasets.size(); i++) {
        XYDataset xyDataset = (XYDataset) this.datasets.get(i);
        xyDataset.removeChangeListener(this);
    }
    this.datasets.clear();
}

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From source file:ucar.unidata.idv.control.chart.MyXYPlot.java

/**
 * Sets a dataset for the plot.//w w w  .  j ava 2s  . co m
 *
 * @param index  the dataset index.
 * @param dataset  the dataset (<code>null</code> permitted).
 */
public void setDataset(int index, XYDataset dataset) {
    XYDataset existing = getDataset(index);
    if (existing != null) {
        existing.removeChangeListener(this);
    }
    this.datasets.set(index, dataset);
    if (dataset != null) {
        dataset.addChangeListener(this);
    }

    // send a dataset change event to self...
    DatasetChangeEvent event = new DatasetChangeEvent(this, dataset);
    datasetChanged(event);
}

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