Examples with Canvas org.eclipse.swt.widgets.Canvas used on opensource projects

Example 91 with Canvas

use of org.eclipse.swt.widgets.Canvas in project BiglyBT by BiglySoftware.

the class TransferStatsView method createConnectionPanel.

private void createConnectionPanel() {
    connectionPanel = new Composite(mainPanel, SWT.NONE);
    GridData gridData = new GridData(GridData.FILL_HORIZONTAL);
    Utils.setLayoutData(connectionPanel, gridData);
    GridLayout panelLayout = new GridLayout();
    panelLayout.numColumns = 2;
    panelLayout.makeColumnsEqualWidth = true;
    connectionPanel.setLayout(panelLayout);
    Composite conn_area = new Composite(connectionPanel, SWT.NULL);
    gridData = new GridData(GridData.FILL_HORIZONTAL);
    Utils.setLayoutData(conn_area, gridData);
    panelLayout = new GridLayout();
    panelLayout.numColumns = 2;
    conn_area.setLayout(panelLayout);
    Label label = new Label(conn_area, SWT.NULL);
    Messages.setLanguageText(label, "SpeedView.stats.con");
    connection_label = new BufferedLabel(conn_area, SWT.DOUBLE_BUFFERED);
    gridData = new GridData(GridData.FILL_HORIZONTAL);
    Utils.setLayoutData(connection_label, gridData);
    Composite upload_area = new Composite(connectionPanel, SWT.NULL);
    gridData = new GridData(GridData.FILL_HORIZONTAL);
    Utils.setLayoutData(upload_area, gridData);
    panelLayout = new GridLayout();
    panelLayout.numColumns = 2;
    upload_area.setLayout(panelLayout);
    label = new Label(upload_area, SWT.NULL);
    Messages.setLanguageText(label, "SpeedView.stats.upload");
    upload_label = new BufferedLabel(upload_area, SWT.DOUBLE_BUFFERED);
    gridData = new GridData(GridData.FILL_HORIZONTAL);
    Utils.setLayoutData(upload_label, gridData);
    // connections
    con_folder = new TabFolder(connectionPanel, SWT.LEFT);
    gridData = new GridData(GridData.FILL_BOTH);
    gridData.horizontalSpan = 1;
    Utils.setLayoutData(con_folder, gridData);
    con_folder.setBackground(Colors.background);
    // connection counts
    TabItem conn_item = new TabItem(con_folder, SWT.NULL);
    conn_item.setText(MessageText.getString("label.connections"));
    Canvas connection_canvas = new Canvas(con_folder, SWT.NO_BACKGROUND);
    conn_item.setControl(connection_canvas);
    gridData = new GridData(GridData.FILL_BOTH);
    gridData.heightHint = 200;
    Utils.setLayoutData(connection_canvas, gridData);
    connection_graphic = SpeedGraphic.getInstance(new Scale(false), new ValueFormater() {

        @Override
        public String format(int value) {
            return (String.valueOf(value));
        }
    });
    connection_graphic.initialize(connection_canvas);
    Color[] colors = connection_graphic.colors;
    connection_graphic.setLineColors(colors);
    // route info
    TabItem route_info_tab = new TabItem(con_folder, SWT.NULL);
    route_info_tab.setText(MessageText.getString("label.routing"));
    Composite route_tab_comp = new Composite(con_folder, SWT.NULL);
    Utils.setLayoutData(route_tab_comp, new GridData(SWT.FILL, SWT.FILL, true, true));
    GridLayout routeTabLayout = new GridLayout();
    routeTabLayout.numColumns = 1;
    route_tab_comp.setLayout(routeTabLayout);
    route_info_tab.setControl(route_tab_comp);
    ScrolledComposite sc = new ScrolledComposite(route_tab_comp, SWT.V_SCROLL);
    Utils.setLayoutData(sc, new GridData(SWT.FILL, SWT.FILL, true, true));
    route_comp = new Composite(sc, SWT.NULL);
    Utils.setLayoutData(route_comp, new GridData(SWT.FILL, SWT.FILL, true, true));
    GridLayout routeLayout = new GridLayout();
    routeLayout.numColumns = 3;
    // routeLayout.makeColumnsEqualWidth = true;
    route_comp.setLayout(routeLayout);
    sc.setContent(route_comp);
    buildRouteComponent(5);
    // upload queued
    Canvas upload_canvas = new Canvas(connectionPanel, SWT.NO_BACKGROUND);
    gridData = new GridData(GridData.FILL_BOTH);
    gridData.heightHint = 200;
    Utils.setLayoutData(upload_canvas, gridData);
    upload_graphic = SpeedGraphic.getInstance(new ValueFormater() {

        @Override
        public String format(int value) {
            return DisplayFormatters.formatByteCountToKiBEtc(value);
        }
    });
    upload_graphic.initialize(upload_canvas);
}

Example 92 with Canvas

use of org.eclipse.swt.widgets.Canvas in project BiglyBT by BiglySoftware.

the class TransferStatsView method createAutoSpeedPanel.

private void createAutoSpeedPanel() {
    autoSpeedPanel = new Group(mainPanel, SWT.NONE);
    GridData generalPanelData = new GridData(GridData.FILL_BOTH);
    Utils.setLayoutData(autoSpeedPanel, generalPanelData);
    Messages.setLanguageText(autoSpeedPanel, "SpeedView.stats.autospeed", new String[] { String.valueOf(MAX_DISPLAYED_PING_MILLIS_DISP) });
    autoSpeedPanelLayout = new StackLayout();
    autoSpeedPanel.setLayout(autoSpeedPanelLayout);
    autoSpeedInfoPanel = new Composite(autoSpeedPanel, SWT.NULL);
    Utils.setLayoutData(autoSpeedInfoPanel, new GridData(GridData.FILL_BOTH));
    GridLayout layout = new GridLayout();
    layout.numColumns = 8;
    layout.makeColumnsEqualWidth = true;
    autoSpeedInfoPanel.setLayout(layout);
    Canvas pingCanvas = new Canvas(autoSpeedInfoPanel, SWT.NO_BACKGROUND);
    GridData gridData = new GridData(GridData.FILL_BOTH);
    gridData.horizontalSpan = 4;
    Utils.setLayoutData(pingCanvas, gridData);
    pingGraph.initialize(pingCanvas);
    TabFolder folder = new TabFolder(autoSpeedInfoPanel, SWT.LEFT);
    gridData = new GridData(GridData.FILL_BOTH);
    gridData.horizontalSpan = 4;
    Utils.setLayoutData(folder, gridData);
    folder.setBackground(Colors.background);
    ValueFormater speed_formatter = new ValueFormater() {

        @Override
        public String format(int value) {
            return (DisplayFormatters.formatByteCountToKiBEtc(value));
        }
    };
    ValueFormater time_formatter = new ValueFormater() {

        @Override
        public String format(int value) {
            return (value + " ms");
        }
    };
    ValueFormater[] formatters = new ValueFormater[] { speed_formatter, speed_formatter, time_formatter };
    String[] labels = new String[] { "up", "down", "ping" };
    SpeedManagerPingMapper[] mappers = speedManager.getMappers();
    plot_views = new plotView[mappers.length];
    zone_views = new zoneView[mappers.length];
    for (int i = 0; i < mappers.length; i++) {
        SpeedManagerPingMapper mapper = mappers[i];
        TabItem plot_item = new TabItem(folder, SWT.NULL);
        plot_item.setText("Plot " + mapper.getName());
        Canvas plotCanvas = new Canvas(folder, SWT.NO_BACKGROUND);
        gridData = new GridData(GridData.FILL_BOTH);
        Utils.setLayoutData(plotCanvas, gridData);
        plot_views[i] = new plotView(mapper, plotCanvas, labels, formatters);
        plot_item.setControl(plotCanvas);
        TabItem zones_item = new TabItem(folder, SWT.NULL);
        zones_item.setText("Zones " + mapper.getName());
        Canvas zoneCanvas = new Canvas(folder, SWT.NO_BACKGROUND);
        gridData = new GridData(GridData.FILL_BOTH);
        Utils.setLayoutData(zoneCanvas, gridData);
        zone_views[i] = new zoneView(mapper, zoneCanvas, labels, formatters);
        zones_item.setControl(zoneCanvas);
    }
    autoSpeedDisabledPanel = new Composite(autoSpeedPanel, SWT.NULL);
    autoSpeedDisabledPanel.setLayout(new GridLayout());
    Label disabled = new Label(autoSpeedDisabledPanel, SWT.NULL);
    disabled.setEnabled(false);
    Messages.setLanguageText(disabled, "SpeedView.stats.autospeed.disabled");
    Utils.setLayoutData(disabled, new GridData(GridData.HORIZONTAL_ALIGN_CENTER | GridData.FILL_HORIZONTAL));
    autoSpeedPanelLayout.topControl = speedManager.isAvailable() ? autoSpeedInfoPanel : autoSpeedDisabledPanel;
    gridData = new GridData(GridData.FILL_HORIZONTAL);
    gridData.horizontalSpan = 8;
    Legend.createLegendComposite(autoSpeedInfoPanel, PingGraphic.defaultColors, new String[] { "TransferStatsView.legend.pingaverage", "TransferStatsView.legend.ping1", "TransferStatsView.legend.ping2", "TransferStatsView.legend.ping3" }, gridData);
}

Example 93 with Canvas

use of org.eclipse.swt.widgets.Canvas in project webtools.sourceediting by eclipse.

the class ADTFloatingToolbar method createControl.

public Control createControl(Composite composite) {
    Canvas canvas = new Canvas(composite, SWT.NONE);
    canvas.setBackground(ColorConstants.white);
    setControl(canvas);
    return getControl();
}

Example 94 with Canvas

use of org.eclipse.swt.widgets.Canvas in project org.csstudio.display.builder by kasemir.

the class LEDRepresentation method createSWTControl.

@Override
protected Canvas createSWTControl(final Composite parent) throws Exception {
    createColors();
    // Unfortunately, the canvas is not transparent..
    final Canvas canvas = new Canvas(parent, SWT.NO_FOCUS | SWT.NO_BACKGROUND | SWT.TRANSPARENT);
    canvas.addPaintListener(this::doPaint);
    canvas.addDisposeListener((e) -> {
        for (final Color color : colors) color.dispose();
    });
    return canvas;
}

Example 95 with Canvas

use of org.eclipse.swt.widgets.Canvas in project netxms by netxms.

the class LineChart method setZoomEnabled.

/* (non-Javadoc)
	 * @see org.netxms.ui.eclipse.charts.api.HistoricalDataChart#setZoomEnabled(boolean)
	 */
@Override
public void setZoomEnabled(boolean enableZoom) {
    this.zoomEnabled = enableZoom;
    final Canvas plotArea = getPlotArea();
    if (enableZoom) {
        plotArea.addMouseListener(zoomMouseListener);
        plotArea.addPaintListener(zoomPaintListener);
    } else {
        plotArea.removeMouseListener(zoomMouseListener);
        plotArea.removePaintListener(zoomPaintListener);
    }
}