Example usage for org.eclipse.swt.widgets Label setLayoutData

List of usage examples for org.eclipse.swt.widgets Label setLayoutData

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Introduction

In this page you can find the example usage for org.eclipse.swt.widgets Label setLayoutData.

Prototype

public void setLayoutData(Object layoutData)

Source Link

Document

Sets the layout data associated with the receiver to the argument.

Usage

From source file:org.eclipse.swt.examples.imageanalyzer.ImageAnalyzer.java

void createWidgets() {
    // Add the widgets to the shell in a grid layout.
    GridLayout layout = new GridLayout();
    layout.marginHeight = 0;//from   w  w  w.ja  va2s  .co m
    layout.numColumns = 2;
    shell.setLayout(layout);

    // Add a composite to contain some control widgets across the top.
    Composite controls = new Composite(shell, SWT.NONE);
    RowLayout rowLayout = new RowLayout();
    rowLayout.marginTop = 5;
    rowLayout.marginBottom = 5;
    rowLayout.spacing = 8;
    controls.setLayout(rowLayout);
    GridData gridData = new GridData();
    gridData.horizontalSpan = 2;
    controls.setLayoutData(gridData);

    // Combo to change the background.
    Group group = new Group(controls, SWT.NONE);
    group.setLayout(new RowLayout());
    group.setText(bundle.getString("Background"));
    backgroundCombo = new Combo(group, SWT.DROP_DOWN | SWT.READ_ONLY);
    backgroundCombo.setItems(bundle.getString("None"), bundle.getString("White"), bundle.getString("Black"),
            bundle.getString("Red"), bundle.getString("Green"), bundle.getString("Blue"));
    backgroundCombo.select(backgroundCombo.indexOf(bundle.getString("White")));
    backgroundCombo.addSelectionListener(widgetSelectedAdapter(event -> changeBackground()));

    // Combo to change the compression ratio.
    group = new Group(controls, SWT.NONE);
    group.setLayout(new GridLayout(3, true));
    group.setText(bundle.getString("Save_group"));
    imageTypeCombo = new Combo(group, SWT.DROP_DOWN | SWT.READ_ONLY);
    String[] types = { "JPEG", "PNG", "GIF", "ICO", "TIFF", "BMP" };
    for (String type : types) {
        imageTypeCombo.add(type);
    }
    imageTypeCombo.select(imageTypeCombo.indexOf("JPEG"));
    imageTypeCombo.addSelectionListener(widgetSelectedAdapter(event -> {
        int index = imageTypeCombo.getSelectionIndex();
        switch (index) {
        case 0:
            compressionCombo.setEnabled(true);
            compressionRatioLabel.setEnabled(true);
            if (compressionCombo.getItemCount() == 100)
                break;
            compressionCombo.removeAll();
            for (int i = 0; i < 100; i++) {
                compressionCombo.add(String.valueOf(i + 1));
            }
            compressionCombo.select(compressionCombo.indexOf("75"));
            break;
        case 1:
            compressionCombo.setEnabled(true);
            compressionRatioLabel.setEnabled(true);
            if (compressionCombo.getItemCount() == 10)
                break;
            compressionCombo.removeAll();
            for (int i = 0; i < 4; i++) {
                compressionCombo.add(String.valueOf(i));
            }
            compressionCombo.select(0);
            break;
        case 2:
        case 3:
        case 4:
        case 5:
            compressionCombo.setEnabled(false);
            compressionRatioLabel.setEnabled(false);
            break;
        }
    }));
    imageTypeCombo.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
    compressionRatioLabel = new Label(group, SWT.NONE);
    compressionRatioLabel.setText(bundle.getString("Compression"));
    compressionRatioLabel.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false));
    compressionCombo = new Combo(group, SWT.DROP_DOWN | SWT.READ_ONLY);
    for (int i = 0; i < 100; i++) {
        compressionCombo.add(String.valueOf(i + 1));
    }
    compressionCombo.select(compressionCombo.indexOf("75"));
    compressionCombo.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
    // Combo to change the x scale.
    String[] values = { "0.1", "0.2", "0.3", "0.4", "0.5", "0.6", "0.7", "0.8", "0.9", "1", "1.1", "1.2", "1.3",
            "1.4", "1.5", "1.6", "1.7", "1.8", "1.9", "2", "3", "4", "5", "6", "7", "8", "9", "10", };
    group = new Group(controls, SWT.NONE);
    group.setLayout(new RowLayout());
    group.setText(bundle.getString("X_scale"));
    scaleXCombo = new Combo(group, SWT.DROP_DOWN);
    for (String value : values) {
        scaleXCombo.add(value);
    }
    scaleXCombo.select(scaleXCombo.indexOf("1"));
    scaleXCombo.addSelectionListener(widgetSelectedAdapter(event -> scaleX()));

    // Combo to change the y scale.
    group = new Group(controls, SWT.NONE);
    group.setLayout(new RowLayout());
    group.setText(bundle.getString("Y_scale"));
    scaleYCombo = new Combo(group, SWT.DROP_DOWN);
    for (String value : values) {
        scaleYCombo.add(value);
    }
    scaleYCombo.select(scaleYCombo.indexOf("1"));
    scaleYCombo.addSelectionListener(widgetSelectedAdapter(event -> scaleY()));

    // Combo to change the alpha value.
    group = new Group(controls, SWT.NONE);
    group.setLayout(new RowLayout());
    group.setText(bundle.getString("Alpha_K"));
    alphaCombo = new Combo(group, SWT.DROP_DOWN | SWT.READ_ONLY);
    for (int i = 0; i <= 255; i += 5) {
        alphaCombo.add(String.valueOf(i));
    }
    alphaCombo.select(alphaCombo.indexOf("255"));
    alphaCombo.addSelectionListener(widgetSelectedAdapter(event -> alpha()));

    // Check box to request incremental display.
    group = new Group(controls, SWT.NONE);
    group.setLayout(new RowLayout());
    group.setText(bundle.getString("Display"));
    incrementalCheck = new Button(group, SWT.CHECK);
    incrementalCheck.setText(bundle.getString("Incremental"));
    incrementalCheck.setSelection(incremental);
    incrementalCheck.addSelectionListener(
            widgetSelectedAdapter(event -> incremental = ((Button) event.widget).getSelection()));

    // Check box to request transparent display.
    transparentCheck = new Button(group, SWT.CHECK);
    transparentCheck.setText(bundle.getString("Transparent"));
    transparentCheck.setSelection(transparent);
    transparentCheck.addSelectionListener(widgetSelectedAdapter(event -> {
        transparent = ((Button) event.widget).getSelection();
        if (image != null) {
            imageCanvas.redraw();
        }
    }));

    // Check box to request mask display.
    maskCheck = new Button(group, SWT.CHECK);
    maskCheck.setText(bundle.getString("Mask"));
    maskCheck.setSelection(showMask);
    maskCheck.addSelectionListener(widgetSelectedAdapter(event -> {
        showMask = ((Button) event.widget).getSelection();
        if (image != null) {
            imageCanvas.redraw();
        }
    }));

    // Check box to request background display.
    backgroundCheck = new Button(group, SWT.CHECK);
    backgroundCheck.setText(bundle.getString("Background"));
    backgroundCheck.setSelection(showBackground);
    backgroundCheck.addSelectionListener(
            widgetSelectedAdapter(event -> showBackground = ((Button) event.widget).getSelection()));

    // Group the animation buttons.
    group = new Group(controls, SWT.NONE);
    group.setLayout(new RowLayout());
    group.setText(bundle.getString("Animation"));

    // Push button to display the previous image in a multi-image file.
    previousButton = new Button(group, SWT.PUSH);
    previousButton.setText(bundle.getString("Previous"));
    previousButton.setEnabled(false);
    previousButton.addSelectionListener(widgetSelectedAdapter(event -> previous()));

    // Push button to display the next image in a multi-image file.
    nextButton = new Button(group, SWT.PUSH);
    nextButton.setText(bundle.getString("Next"));
    nextButton.setEnabled(false);
    nextButton.addSelectionListener(widgetSelectedAdapter(event -> next()));

    // Push button to toggle animation of a multi-image file.
    animateButton = new Button(group, SWT.PUSH);
    animateButton.setText(bundle.getString("Animate"));
    animateButton.setEnabled(false);
    animateButton.addSelectionListener(widgetSelectedAdapter(event -> animate()));

    // Label to show the image file type.
    typeLabel = new Label(shell, SWT.NONE);
    typeLabel.setText(bundle.getString("Type_initial"));
    typeLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Canvas to show the image.
    imageCanvas = new Canvas(shell, SWT.V_SCROLL | SWT.H_SCROLL | SWT.NO_REDRAW_RESIZE | SWT.NO_BACKGROUND);
    imageCanvas.setBackground(whiteColor);
    imageCanvas.setCursor(crossCursor);
    gridData = new GridData();
    gridData.verticalSpan = 15;
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.FILL;
    gridData.grabExcessHorizontalSpace = true;
    gridData.grabExcessVerticalSpace = true;
    imageCanvas.setLayoutData(gridData);
    imageCanvas.addPaintListener(event -> {
        if (image == null) {
            Rectangle bounds = imageCanvas.getBounds();
            event.gc.fillRectangle(0, 0, bounds.width, bounds.height);
        } else {
            paintImage(event);
        }
    });
    imageCanvas.addMouseMoveListener(event -> {
        if (image != null) {
            showColorAt(event.x, event.y);
        }
    });

    // Set up the image canvas scroll bars.
    ScrollBar horizontal = imageCanvas.getHorizontalBar();
    horizontal.setVisible(true);
    horizontal.setMinimum(0);
    horizontal.setEnabled(false);
    horizontal
            .addSelectionListener(widgetSelectedAdapter(event -> scrollHorizontally((ScrollBar) event.widget)));
    ScrollBar vertical = imageCanvas.getVerticalBar();
    vertical.setVisible(true);
    vertical.setMinimum(0);
    vertical.setEnabled(false);
    vertical.addSelectionListener(widgetSelectedAdapter(event -> scrollVertically((ScrollBar) event.widget)));

    // Label to show the image size.
    sizeLabel = new Label(shell, SWT.NONE);
    sizeLabel.setText(bundle.getString("Size_initial"));
    sizeLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the image depth.
    depthLabel = new Label(shell, SWT.NONE);
    depthLabel.setText(bundle.getString("Depth_initial"));
    depthLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the transparent pixel.
    transparentPixelLabel = new Label(shell, SWT.NONE);
    transparentPixelLabel.setText(bundle.getString("Transparent_pixel_initial"));
    transparentPixelLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the time to load.
    timeToLoadLabel = new Label(shell, SWT.NONE);
    timeToLoadLabel.setText(bundle.getString("Time_to_load_initial"));
    timeToLoadLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Separate the animation fields from the rest of the fields.
    Label separator = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    separator.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the logical screen size for animation.
    screenSizeLabel = new Label(shell, SWT.NONE);
    screenSizeLabel.setText(bundle.getString("Animation_size_initial"));
    screenSizeLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the background pixel.
    backgroundPixelLabel = new Label(shell, SWT.NONE);
    backgroundPixelLabel.setText(bundle.getString("Background_pixel_initial"));
    backgroundPixelLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the image location (x, y).
    locationLabel = new Label(shell, SWT.NONE);
    locationLabel.setText(bundle.getString("Image_location_initial"));
    locationLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the image disposal method.
    disposalMethodLabel = new Label(shell, SWT.NONE);
    disposalMethodLabel.setText(bundle.getString("Disposal_initial"));
    disposalMethodLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the image delay time.
    delayTimeLabel = new Label(shell, SWT.NONE);
    delayTimeLabel.setText(bundle.getString("Delay_initial"));
    delayTimeLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the background pixel.
    repeatCountLabel = new Label(shell, SWT.NONE);
    repeatCountLabel.setText(bundle.getString("Repeats_initial"));
    repeatCountLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Separate the animation fields from the palette.
    separator = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    separator.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show if the image has a direct or indexed palette.
    paletteLabel = new Label(shell, SWT.NONE);
    paletteLabel.setText(bundle.getString("Palette_initial"));
    paletteLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Canvas to show the image's palette.
    paletteCanvas = new Canvas(shell, SWT.BORDER | SWT.V_SCROLL | SWT.NO_REDRAW_RESIZE);
    paletteCanvas.setFont(fixedWidthFont);
    paletteCanvas.getVerticalBar().setVisible(true);
    gridData = new GridData();
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.FILL;
    GC gc = new GC(paletteLabel);
    paletteWidth = gc.stringExtent(bundle.getString("Max_length_string")).x;
    gc.dispose();
    gridData.widthHint = paletteWidth;
    gridData.heightHint = 16 * 11; // show at least 16 colors
    paletteCanvas.setLayoutData(gridData);
    paletteCanvas.addPaintListener(event -> {
        if (image != null)
            paintPalette(event);
    });

    // Set up the palette canvas scroll bar.
    vertical = paletteCanvas.getVerticalBar();
    vertical.setVisible(true);
    vertical.setMinimum(0);
    vertical.setIncrement(10);
    vertical.setEnabled(false);
    vertical.addSelectionListener(widgetSelectedAdapter(event -> scrollPalette((ScrollBar) event.widget)));

    // Sash to see more of image or image data.
    sash = new Sash(shell, SWT.HORIZONTAL);
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    sash.setLayoutData(gridData);
    sash.addSelectionListener(widgetSelectedAdapter(event -> {
        if (event.detail != SWT.DRAG) {
            ((GridData) paletteCanvas.getLayoutData()).heightHint = SWT.DEFAULT;
            Rectangle paletteCanvasBounds = paletteCanvas.getBounds();
            int minY = paletteCanvasBounds.y + 20;
            Rectangle dataLabelBounds = dataLabel.getBounds();
            int maxY = statusLabel.getBounds().y - dataLabelBounds.height - 20;
            if (event.y > minY && event.y < maxY) {
                Rectangle oldSash = sash.getBounds();
                sash.setBounds(event.x, event.y, event.width, event.height);
                int diff = event.y - oldSash.y;
                Rectangle bounds = imageCanvas.getBounds();
                imageCanvas.setBounds(bounds.x, bounds.y, bounds.width, bounds.height + diff);
                bounds = paletteCanvasBounds;
                paletteCanvas.setBounds(bounds.x, bounds.y, bounds.width, bounds.height + diff);
                bounds = dataLabelBounds;
                dataLabel.setBounds(bounds.x, bounds.y + diff, bounds.width, bounds.height);
                bounds = dataText.getBounds();
                dataText.setBounds(bounds.x, bounds.y + diff, bounds.width, bounds.height - diff);
                //shell.layout(true);
            }
        }
    }));

    // Label to show data-specific fields.
    dataLabel = new Label(shell, SWT.NONE);
    dataLabel.setText(bundle.getString("Pixel_data_initial"));
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    dataLabel.setLayoutData(gridData);

    // Text to show a dump of the data.
    dataText = new StyledText(shell, SWT.BORDER | SWT.MULTI | SWT.READ_ONLY | SWT.V_SCROLL | SWT.H_SCROLL);
    dataText.setBackground(display.getSystemColor(SWT.COLOR_WIDGET_BACKGROUND));
    dataText.setFont(fixedWidthFont);
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.FILL;
    gridData.heightHint = 128;
    gridData.grabExcessVerticalSpace = true;
    dataText.setLayoutData(gridData);
    dataText.addMouseListener(MouseListener.mouseDownAdapter(event -> {
        if (image != null && event.button == 1) {
            showColorForData();
        }
    }));
    dataText.addKeyListener(new KeyAdapter() {
        @Override
        public void keyPressed(KeyEvent event) {
            if (image != null) {
                showColorForData();
            }
        }
    });

    // Label to show status and cursor location in image.
    statusLabel = new Label(shell, SWT.NONE);
    statusLabel.setText("");
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    statusLabel.setLayoutData(gridData);
}

From source file:ImageAnalyzer.java

void createWidgets() {
    // Add the widgets to the shell in a grid layout.
    GridLayout layout = new GridLayout();
    layout.marginHeight = 0;/*from  w  ww. j  a v a  2 s  . c o  m*/
    layout.numColumns = 2;
    shell.setLayout(layout);

    // Separate the menu bar from the rest of the widgets.
    Label separator = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    GridData gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    separator.setLayoutData(gridData);

    // Add a composite to contain some control widgets across the top.
    Composite controls = new Composite(shell, SWT.NULL);
    RowLayout rowLayout = new RowLayout();
    rowLayout.marginTop = 0;
    rowLayout.marginBottom = 5;
    rowLayout.spacing = 8;
    controls.setLayout(rowLayout);
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    controls.setLayoutData(gridData);

    // Combo to change the background.
    Group group = new Group(controls, SWT.NULL);
    group.setLayout(new RowLayout());
    group.setText("Background");
    backgroundCombo = new Combo(group, SWT.DROP_DOWN | SWT.READ_ONLY);
    backgroundCombo.setItems(new String[] { "None", "White", "Black", "Red", "Green", "Blue" });
    backgroundCombo.select(backgroundCombo.indexOf("White"));
    backgroundCombo.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            changeBackground();
        }
    });

    // Combo to change the x scale.
    String[] values = { "0.1", "0.2", "0.3", "0.4", "0.5", "0.6", "0.7", "0.8", "0.9", "1", "1.1", "1.2", "1.3",
            "1.4", "1.5", "1.6", "1.7", "1.8", "1.9", "2", "3", "4", "5", "6", "7", "8", "9", "10", };
    group = new Group(controls, SWT.NULL);
    group.setLayout(new RowLayout());
    group.setText("X_scale");
    scaleXCombo = new Combo(group, SWT.DROP_DOWN);
    for (int i = 0; i < values.length; i++) {
        scaleXCombo.add(values[i]);
    }
    scaleXCombo.select(scaleXCombo.indexOf("1"));
    scaleXCombo.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            scaleX();
        }
    });

    // Combo to change the y scale.
    group = new Group(controls, SWT.NULL);
    group.setLayout(new RowLayout());
    group.setText("Y_scale");
    scaleYCombo = new Combo(group, SWT.DROP_DOWN);
    for (int i = 0; i < values.length; i++) {
        scaleYCombo.add(values[i]);
    }
    scaleYCombo.select(scaleYCombo.indexOf("1"));
    scaleYCombo.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            scaleY();
        }
    });

    // Combo to change the alpha value.
    group = new Group(controls, SWT.NULL);
    group.setLayout(new RowLayout());
    group.setText("Alpha_K");
    alphaCombo = new Combo(group, SWT.DROP_DOWN | SWT.READ_ONLY);
    for (int i = 0; i <= 255; i += 5) {
        alphaCombo.add(String.valueOf(i));
    }
    alphaCombo.select(alphaCombo.indexOf("255"));
    alphaCombo.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            alpha();
        }
    });

    // Check box to request incremental display.
    group = new Group(controls, SWT.NULL);
    group.setLayout(new RowLayout());
    group.setText("Display");
    incrementalCheck = new Button(group, SWT.CHECK);
    incrementalCheck.setText("Incremental");
    incrementalCheck.setSelection(incremental);
    incrementalCheck.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            incremental = ((Button) event.widget).getSelection();
        }
    });

    // Check box to request transparent display.
    transparentCheck = new Button(group, SWT.CHECK);
    transparentCheck.setText("Transparent");
    transparentCheck.setSelection(transparent);
    transparentCheck.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            transparent = ((Button) event.widget).getSelection();
            if (image != null) {
                imageCanvas.redraw();
            }
        }
    });

    // Check box to request mask display.
    maskCheck = new Button(group, SWT.CHECK);
    maskCheck.setText("Mask");
    maskCheck.setSelection(showMask);
    maskCheck.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            showMask = ((Button) event.widget).getSelection();
            if (image != null) {
                imageCanvas.redraw();
            }
        }
    });

    // Check box to request background display.
    backgroundCheck = new Button(group, SWT.CHECK);
    backgroundCheck.setText("Background");
    backgroundCheck.setSelection(showBackground);
    backgroundCheck.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            showBackground = ((Button) event.widget).getSelection();
        }
    });

    // Group the animation buttons.
    group = new Group(controls, SWT.NULL);
    group.setLayout(new RowLayout());
    group.setText("Animation");

    // Push button to display the previous image in a multi-image file.
    previousButton = new Button(group, SWT.PUSH);
    previousButton.setText("Previous");
    previousButton.setEnabled(false);
    previousButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            previous();
        }
    });

    // Push button to display the next image in a multi-image file.
    nextButton = new Button(group, SWT.PUSH);
    nextButton.setText("Next");
    nextButton.setEnabled(false);
    nextButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            next();
        }
    });

    // Push button to toggle animation of a multi-image file.
    animateButton = new Button(group, SWT.PUSH);
    animateButton.setText("Animate");
    animateButton.setEnabled(false);
    animateButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            animate();
        }
    });

    // Label to show the image file type.
    typeLabel = new Label(shell, SWT.NULL);
    typeLabel.setText("Type_initial");
    typeLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Canvas to show the image.
    imageCanvas = new Canvas(shell, SWT.V_SCROLL | SWT.H_SCROLL | SWT.NO_REDRAW_RESIZE);
    imageCanvas.setBackground(whiteColor);
    imageCanvas.setCursor(crossCursor);
    gridData = new GridData();
    gridData.verticalSpan = 15;
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.FILL;
    gridData.grabExcessHorizontalSpace = true;
    gridData.grabExcessVerticalSpace = true;
    imageCanvas.setLayoutData(gridData);
    imageCanvas.addPaintListener(new PaintListener() {
        public void paintControl(PaintEvent event) {
            if (image != null)
                paintImage(event);
        }
    });
    imageCanvas.addMouseMoveListener(new MouseMoveListener() {
        public void mouseMove(MouseEvent event) {
            if (image != null) {
                showColorAt(event.x, event.y);
            }
        }
    });

    // Set up the image canvas scroll bars.
    ScrollBar horizontal = imageCanvas.getHorizontalBar();
    horizontal.setVisible(true);
    horizontal.setMinimum(0);
    horizontal.setEnabled(false);
    horizontal.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            scrollHorizontally((ScrollBar) event.widget);
        }
    });
    ScrollBar vertical = imageCanvas.getVerticalBar();
    vertical.setVisible(true);
    vertical.setMinimum(0);
    vertical.setEnabled(false);
    vertical.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            scrollVertically((ScrollBar) event.widget);
        }
    });

    // Label to show the image size.
    sizeLabel = new Label(shell, SWT.NULL);
    sizeLabel.setText("Size_initial");
    sizeLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the image depth.
    depthLabel = new Label(shell, SWT.NULL);
    depthLabel.setText("Depth_initial");
    depthLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the transparent pixel.
    transparentPixelLabel = new Label(shell, SWT.NULL);
    transparentPixelLabel.setText("Transparent_pixel_initial");
    transparentPixelLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the time to load.
    timeToLoadLabel = new Label(shell, SWT.NULL);
    timeToLoadLabel.setText("Time_to_load_initial");
    timeToLoadLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Separate the animation fields from the rest of the fields.
    separator = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    separator.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the logical screen size for animation.
    screenSizeLabel = new Label(shell, SWT.NULL);
    screenSizeLabel.setText("Animation_size_initial");
    screenSizeLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the background pixel.
    backgroundPixelLabel = new Label(shell, SWT.NULL);
    backgroundPixelLabel.setText("Background_pixel_initial");
    backgroundPixelLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the image location (x, y).
    locationLabel = new Label(shell, SWT.NULL);
    locationLabel.setText("Image_location_initial");
    locationLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the image disposal method.
    disposalMethodLabel = new Label(shell, SWT.NULL);
    disposalMethodLabel.setText("Disposal_initial");
    disposalMethodLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the image delay time.
    delayTimeLabel = new Label(shell, SWT.NULL);
    delayTimeLabel.setText("Delay_initial");
    delayTimeLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show the background pixel.
    repeatCountLabel = new Label(shell, SWT.NULL);
    repeatCountLabel.setText("Repeats_initial");
    repeatCountLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Separate the animation fields from the palette.
    separator = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
    separator.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Label to show if the image has a direct or indexed palette.
    paletteLabel = new Label(shell, SWT.NULL);
    paletteLabel.setText("Palette_initial");
    paletteLabel.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));

    // Canvas to show the image's palette.
    paletteCanvas = new Canvas(shell, SWT.BORDER | SWT.V_SCROLL | SWT.NO_REDRAW_RESIZE);
    paletteCanvas.setFont(fixedWidthFont);
    paletteCanvas.getVerticalBar().setVisible(true);
    gridData = new GridData();
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.FILL;
    GC gc = new GC(paletteLabel);
    paletteWidth = gc.stringExtent("Max_length_string").x;
    gc.dispose();
    gridData.widthHint = paletteWidth;
    gridData.heightHint = 16 * 11; // show at least 16 colors
    paletteCanvas.setLayoutData(gridData);
    paletteCanvas.addPaintListener(new PaintListener() {
        public void paintControl(PaintEvent event) {
            if (image != null)
                paintPalette(event);
        }
    });

    // Set up the palette canvas scroll bar.
    vertical = paletteCanvas.getVerticalBar();
    vertical.setVisible(true);
    vertical.setMinimum(0);
    vertical.setIncrement(10);
    vertical.setEnabled(false);
    vertical.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            scrollPalette((ScrollBar) event.widget);
        }
    });

    // Sash to see more of image or image data.
    sash = new Sash(shell, SWT.HORIZONTAL);
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    sash.setLayoutData(gridData);
    sash.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            if (event.detail != SWT.DRAG) {
                ((GridData) paletteCanvas.getLayoutData()).heightHint = SWT.DEFAULT;
                Rectangle paletteCanvasBounds = paletteCanvas.getBounds();
                int minY = paletteCanvasBounds.y + 20;
                Rectangle dataLabelBounds = dataLabel.getBounds();
                int maxY = statusLabel.getBounds().y - dataLabelBounds.height - 20;
                if (event.y > minY && event.y < maxY) {
                    Rectangle oldSash = sash.getBounds();
                    sash.setBounds(event.x, event.y, event.width, event.height);
                    int diff = event.y - oldSash.y;
                    Rectangle bounds = imageCanvas.getBounds();
                    imageCanvas.setBounds(bounds.x, bounds.y, bounds.width, bounds.height + diff);
                    bounds = paletteCanvasBounds;
                    paletteCanvas.setBounds(bounds.x, bounds.y, bounds.width, bounds.height + diff);
                    bounds = dataLabelBounds;
                    dataLabel.setBounds(bounds.x, bounds.y + diff, bounds.width, bounds.height);
                    bounds = dataText.getBounds();
                    dataText.setBounds(bounds.x, bounds.y + diff, bounds.width, bounds.height - diff);
                    // shell.layout(true);
                }
            }
        }
    });

    // Label to show data-specific fields.
    dataLabel = new Label(shell, SWT.NULL);
    dataLabel.setText("Pixel_data_initial");
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    dataLabel.setLayoutData(gridData);

    // Text to show a dump of the data.
    dataText = new StyledText(shell, SWT.BORDER | SWT.MULTI | SWT.READ_ONLY | SWT.V_SCROLL | SWT.H_SCROLL);
    dataText.setBackground(display.getSystemColor(SWT.COLOR_WIDGET_BACKGROUND));
    dataText.setFont(fixedWidthFont);
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.FILL;
    gridData.heightHint = 128;
    gridData.grabExcessVerticalSpace = true;
    dataText.setLayoutData(gridData);
    dataText.addMouseListener(new MouseAdapter() {
        public void mouseDown(MouseEvent event) {
            if (image != null && event.button == 1) {
                showColorForData();
            }
        }
    });
    dataText.addKeyListener(new KeyAdapter() {
        public void keyPressed(KeyEvent event) {
            if (image != null) {
                showColorForData();
            }
        }
    });

    // Label to show status and cursor location in image.
    statusLabel = new Label(shell, SWT.NULL);
    statusLabel.setText("");
    gridData = new GridData();
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    statusLabel.setLayoutData(gridData);
}

From source file:ImageAnalyzer.java

int showBMPDialog() {
    final int[] bmpType = new int[1];
    bmpType[0] = SWT.IMAGE_BMP;//  w  ww. j a  v  a  2 s. c o  m
    SelectionListener radioSelected = new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            Button radio = (Button) event.widget;
            if (radio.getSelection())
                bmpType[0] = ((Integer) radio.getData()).intValue();
        }
    };
    // need to externalize strings
    final Shell dialog = new Shell(shell, SWT.DIALOG_TRIM);

    dialog.setText("Save_as");
    dialog.setLayout(new GridLayout());

    Label label = new Label(dialog, SWT.NONE);
    label.setText("Save_as");

    Button radio = new Button(dialog, SWT.RADIO);
    radio.setText("Save_as_type_no_compress");
    radio.setSelection(true);
    radio.setData(new Integer(SWT.IMAGE_BMP));
    radio.addSelectionListener(radioSelected);

    radio = new Button(dialog, SWT.RADIO);
    radio.setText("Save_as_type_rle_compress");
    radio.setData(new Integer(SWT.IMAGE_BMP_RLE));
    radio.addSelectionListener(radioSelected);

    radio = new Button(dialog, SWT.RADIO);
    radio.setText("Save_as_type_os2");
    radio.setData(new Integer(SWT.IMAGE_OS2_BMP));
    radio.addSelectionListener(radioSelected);

    label = new Label(dialog, SWT.SEPARATOR | SWT.HORIZONTAL);
    label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    Button ok = new Button(dialog, SWT.PUSH);
    ok.setText("OK");
    GridData data = new GridData();
    data.horizontalAlignment = SWT.CENTER;
    data.widthHint = 75;
    ok.setLayoutData(data);
    ok.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            dialog.close();
        }
    });

    dialog.pack();
    dialog.open();
    while (!dialog.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    return bmpType[0];
}

From source file:PaintExample.java

/**
 * Handles a mouseDown event./*from   w w w .  j a  va 2  s  .  c  om*/
 * 
 * @param event the mouse event detail information
 */
public void mouseDown(MouseEvent event) {
    if (event.button == 1) {
        // draw with left mouse button
        getPaintSurface().commitRubberbandSelection();
    } else {
        // set text with right mouse button
        getPaintSurface().clearRubberbandSelection();
        Shell shell = getPaintSurface().getShell();
        final Shell dialog = new Shell(shell, SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
        dialog.setText(PaintExample.getResourceString("tool.Text.dialog.title"));
        dialog.setLayout(new GridLayout());
        Label label = new Label(dialog, SWT.NONE);
        label.setText(PaintExample.getResourceString("tool.Text.dialog.message"));
        label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
        final Text field = new Text(dialog, SWT.SINGLE | SWT.BORDER);
        field.setText(drawText);
        field.selectAll();
        field.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
        Composite buttons = new Composite(dialog, SWT.NONE);
        GridLayout layout = new GridLayout(2, true);
        layout.marginWidth = 0;
        buttons.setLayout(layout);
        buttons.setLayoutData(new GridData(SWT.END, SWT.CENTER, false, false));
        Button ok = new Button(buttons, SWT.PUSH);
        ok.setText(PaintExample.getResourceString("OK"));
        ok.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
        ok.addSelectionListener(new SelectionAdapter() {
            public void widgetSelected(SelectionEvent e) {
                drawText = field.getText();
                dialog.dispose();
            }
        });
        Button cancel = new Button(buttons, SWT.PUSH);
        cancel.setText(PaintExample.getResourceString("Cancel"));
        cancel.addSelectionListener(new SelectionAdapter() {
            public void widgetSelected(SelectionEvent e) {
                dialog.dispose();
            }
        });
        dialog.setDefaultButton(ok);
        dialog.pack();
        dialog.open();
        Display display = dialog.getDisplay();
        while (!shell.isDisposed() && !dialog.isDisposed()) {
            if (!display.readAndDispatch())
                display.sleep();
        }
    }
}

From source file:org.eclipse.swt.examples.imageanalyzer.ImageAnalyzer.java

int showBMPDialog() {
    final int[] bmpType = new int[1];
    bmpType[0] = SWT.IMAGE_BMP;//ww  w.  ja v  a  2s.co m
    SelectionListener radioSelected = widgetSelectedAdapter(event -> {
        Button radio = (Button) event.widget;
        if (radio.getSelection())
            bmpType[0] = ((Integer) radio.getData()).intValue();
    });
    // need to externalize strings
    final Shell dialog = new Shell(shell, SWT.DIALOG_TRIM);

    dialog.setText(bundle.getString("Save_as_type"));
    dialog.setLayout(new GridLayout());

    Label label = new Label(dialog, SWT.NONE);
    label.setText(bundle.getString("Save_as_type_label"));

    Button radio = new Button(dialog, SWT.RADIO);
    radio.setText(bundle.getString("Save_as_type_no_compress"));
    radio.setSelection(true);
    radio.setData(Integer.valueOf(SWT.IMAGE_BMP));
    radio.addSelectionListener(radioSelected);

    radio = new Button(dialog, SWT.RADIO);
    radio.setText(bundle.getString("Save_as_type_rle_compress"));
    radio.setData(Integer.valueOf(SWT.IMAGE_BMP_RLE));
    radio.addSelectionListener(radioSelected);

    radio = new Button(dialog, SWT.RADIO);
    radio.setText(bundle.getString("Save_as_type_os2"));
    radio.setData(Integer.valueOf(SWT.IMAGE_OS2_BMP));
    radio.addSelectionListener(radioSelected);

    label = new Label(dialog, SWT.SEPARATOR | SWT.HORIZONTAL);
    label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    Button ok = new Button(dialog, SWT.PUSH);
    ok.setText(bundle.getString("OK"));
    GridData data = new GridData();
    data.horizontalAlignment = SWT.CENTER;
    data.widthHint = 75;
    ok.setLayoutData(data);
    ok.addSelectionListener(widgetSelectedAdapter(e -> dialog.close()));

    dialog.pack();
    dialog.open();
    while (!dialog.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    return bmpType[0];
}

From source file:org.eclipse.swt.examples.dnd.DNDExample.java

public void open(Display display) {
    Shell shell = new Shell(display);
    shell.setText("Drag and Drop Example");
    shell.setLayout(new FillLayout());

    itemImage = new Image(display, DNDExample.class.getResourceAsStream("openFolder.gif"));

    ScrolledComposite sc = new ScrolledComposite(shell, SWT.H_SCROLL | SWT.V_SCROLL);
    Composite parent = new Composite(sc, SWT.NONE);
    sc.setContent(parent);/*from   ww w  .ja  va 2  s  .  c  o  m*/
    parent.setLayout(new FormLayout());

    Label dragLabel = new Label(parent, SWT.LEFT);
    dragLabel.setText("Drag Source:");

    Group dragWidgetGroup = new Group(parent, SWT.NONE);
    dragWidgetGroup.setText("Widget");
    createDragWidget(dragWidgetGroup);

    Composite cLeft = new Composite(parent, SWT.NONE);
    cLeft.setLayout(new GridLayout(2, false));

    Group dragOperationsGroup = new Group(cLeft, SWT.NONE);
    dragOperationsGroup.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, false, 1, 1));
    dragOperationsGroup.setText("Allowed Operation(s):");
    createDragOperations(dragOperationsGroup);

    Group dragTypesGroup = new Group(cLeft, SWT.NONE);
    dragTypesGroup.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false, 1, 1));
    dragTypesGroup.setText("Transfer Type(s):");
    createDragTypes(dragTypesGroup);

    dragConsole = new Text(cLeft, SWT.READ_ONLY | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.MULTI);
    dragConsole.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1));
    Menu menu = new Menu(shell, SWT.POP_UP);
    MenuItem item = new MenuItem(menu, SWT.PUSH);
    item.setText("Clear");
    item.addSelectionListener(widgetSelectedAdapter(e -> dragConsole.setText("")));
    item = new MenuItem(menu, SWT.CHECK);
    item.setText("Show Event detail");
    item.addSelectionListener(widgetSelectedAdapter(e -> {
        MenuItem eItem = (MenuItem) e.widget;
        dragEventDetail = eItem.getSelection();
    }));
    dragConsole.setMenu(menu);

    Label dropLabel = new Label(parent, SWT.LEFT);
    dropLabel.setText("Drop Target:");

    Group dropWidgetGroup = new Group(parent, SWT.NONE);
    dropWidgetGroup.setText("Widget");
    createDropWidget(dropWidgetGroup);

    Composite cRight = new Composite(parent, SWT.NONE);
    cRight.setLayout(new GridLayout(2, false));

    Group dropOperationsGroup = new Group(cRight, SWT.NONE);
    dropOperationsGroup.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, false, 1, 2));
    dropOperationsGroup.setText("Allowed Operation(s):");
    createDropOperations(dropOperationsGroup);

    Group dropTypesGroup = new Group(cRight, SWT.NONE);
    dropTypesGroup.setText("Transfer Type(s):");
    createDropTypes(dropTypesGroup);

    Group feedbackTypesGroup = new Group(cRight, SWT.NONE);
    feedbackTypesGroup.setText("Feedback Type(s):");
    createFeedbackTypes(feedbackTypesGroup);

    dropConsole = new Text(cRight, SWT.READ_ONLY | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.MULTI);
    dropConsole.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1));
    menu = new Menu(shell, SWT.POP_UP);
    item = new MenuItem(menu, SWT.PUSH);
    item.setText("Clear");
    item.addSelectionListener(widgetSelectedAdapter(e -> dropConsole.setText("")));
    item = new MenuItem(menu, SWT.CHECK);
    item.setText("Show Event detail");
    item.addSelectionListener(widgetSelectedAdapter(e -> {
        MenuItem eItem = (MenuItem) e.widget;
        dropEventDetail = eItem.getSelection();
    }));
    dropConsole.setMenu(menu);

    if (dragEnabled)
        createDragSource();
    if (dropEnabled)
        createDropTarget();

    int height = 200;
    FormData data = new FormData();
    data.top = new FormAttachment(0, 10);
    data.left = new FormAttachment(0, 10);
    dragLabel.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(dragLabel, 10);
    data.left = new FormAttachment(0, 10);
    data.right = new FormAttachment(50, -10);
    data.height = height;
    dragWidgetGroup.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(dragWidgetGroup, 10);
    data.left = new FormAttachment(0, 10);
    data.right = new FormAttachment(50, -10);
    data.bottom = new FormAttachment(100, -10);
    cLeft.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(0, 10);
    data.left = new FormAttachment(cLeft, 10);
    dropLabel.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(dropLabel, 10);
    data.left = new FormAttachment(cLeft, 10);
    data.right = new FormAttachment(100, -10);
    data.height = height;
    dropWidgetGroup.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(dropWidgetGroup, 10);
    data.left = new FormAttachment(cLeft, 10);
    data.right = new FormAttachment(100, -10);
    data.bottom = new FormAttachment(100, -10);
    cRight.setLayoutData(data);

    sc.setMinSize(parent.computeSize(SWT.DEFAULT, SWT.DEFAULT));
    sc.setExpandHorizontal(true);
    sc.setExpandVertical(true);

    Point size = shell.computeSize(SWT.DEFAULT, SWT.DEFAULT);
    Rectangle monitorArea = shell.getMonitor().getClientArea();
    shell.setSize(Math.min(size.x, monitorArea.width - 20), Math.min(size.y, monitorArea.height - 20));
    shell.open();

    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    itemImage.dispose();
}

From source file:DNDExample.java

public void open(Display display) {
    Shell shell = new Shell(display);
    shell.setText("Drag and Drop Example");
    shell.setLayout(new FillLayout());

    ScrolledComposite sc = new ScrolledComposite(shell, SWT.H_SCROLL | SWT.V_SCROLL);
    Composite parent = new Composite(sc, SWT.NONE);
    sc.setContent(parent);// w w w  .  j  a va2s .c o  m
    parent.setLayout(new FormLayout());

    Label dragLabel = new Label(parent, SWT.LEFT);
    dragLabel.setText("Drag Source:");

    Group dragWidgetGroup = new Group(parent, SWT.NONE);
    dragWidgetGroup.setText("Widget");
    createDragWidget(dragWidgetGroup);

    Composite cLeft = new Composite(parent, SWT.NONE);
    cLeft.setLayout(new GridLayout(2, false));

    Group dragOperationsGroup = new Group(cLeft, SWT.NONE);
    dragOperationsGroup.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, false, 1, 1));
    dragOperationsGroup.setText("Allowed Operation(s):");
    createDragOperations(dragOperationsGroup);

    Group dragTypesGroup = new Group(cLeft, SWT.NONE);
    dragTypesGroup.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false, 1, 1));
    dragTypesGroup.setText("Transfer Type(s):");
    createDragTypes(dragTypesGroup);

    dragConsole = new Text(cLeft, SWT.READ_ONLY | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.MULTI);
    dragConsole.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1));
    Menu menu = new Menu(shell, SWT.POP_UP);
    MenuItem item = new MenuItem(menu, SWT.PUSH);
    item.setText("Clear");
    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            dragConsole.setText("");
        }
    });
    item = new MenuItem(menu, SWT.CHECK);
    item.setText("Show Event detail");
    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            MenuItem item = (MenuItem) e.widget;
            dragEventDetail = item.getSelection();
        }
    });
    dragConsole.setMenu(menu);

    Label dropLabel = new Label(parent, SWT.LEFT);
    dropLabel.setText("Drop Target:");

    Group dropWidgetGroup = new Group(parent, SWT.NONE);
    dropWidgetGroup.setText("Widget");
    createDropWidget(dropWidgetGroup);

    Composite cRight = new Composite(parent, SWT.NONE);
    cRight.setLayout(new GridLayout(2, false));

    Group dropOperationsGroup = new Group(cRight, SWT.NONE);
    dropOperationsGroup.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, false, 1, 2));
    dropOperationsGroup.setText("Allowed Operation(s):");
    createDropOperations(dropOperationsGroup);

    Group dropTypesGroup = new Group(cRight, SWT.NONE);
    dropTypesGroup.setText("Transfer Type(s):");
    createDropTypes(dropTypesGroup);

    Group feedbackTypesGroup = new Group(cRight, SWT.NONE);
    feedbackTypesGroup.setText("Feedback Type(s):");
    createFeedbackTypes(feedbackTypesGroup);

    dropConsole = new Text(cRight, SWT.READ_ONLY | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.MULTI);
    dropConsole.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1));
    menu = new Menu(shell, SWT.POP_UP);
    item = new MenuItem(menu, SWT.PUSH);
    item.setText("Clear");
    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            dropConsole.setText("");
        }
    });
    item = new MenuItem(menu, SWT.CHECK);
    item.setText("Show Event detail");
    item.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            MenuItem item = (MenuItem) e.widget;
            dropEventDetail = item.getSelection();
        }
    });
    dropConsole.setMenu(menu);

    int height = 200;
    FormData data = new FormData();
    data.top = new FormAttachment(0, 10);
    data.left = new FormAttachment(0, 10);
    dragLabel.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(dragLabel, 10);
    data.left = new FormAttachment(0, 10);
    data.right = new FormAttachment(50, -10);
    data.height = height;
    dragWidgetGroup.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(dragWidgetGroup, 10);
    data.left = new FormAttachment(0, 10);
    data.right = new FormAttachment(50, -10);
    data.bottom = new FormAttachment(100, -10);
    cLeft.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(0, 10);
    data.left = new FormAttachment(cLeft, 10);
    dropLabel.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(dropLabel, 10);
    data.left = new FormAttachment(cLeft, 10);
    data.right = new FormAttachment(100, -10);
    data.height = height;
    dropWidgetGroup.setLayoutData(data);

    data = new FormData();
    data.top = new FormAttachment(dropWidgetGroup, 10);
    data.left = new FormAttachment(cLeft, 10);
    data.right = new FormAttachment(100, -10);
    data.bottom = new FormAttachment(100, -10);
    cRight.setLayoutData(data);

    sc.setMinSize(parent.computeSize(SWT.DEFAULT, SWT.DEFAULT));
    sc.setExpandHorizontal(true);
    sc.setExpandVertical(true);

    Point size = shell.computeSize(SWT.DEFAULT, SWT.DEFAULT);
    Rectangle monitorArea = shell.getMonitor().getClientArea();
    shell.setSize(Math.min(size.x, monitorArea.width - 20), Math.min(size.y, monitorArea.height - 20));
    shell.open();

    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
}

From source file:PrintKTableExample.java

/**
 * Sets the image displayed in the dialogs header.
 * /*from   ww w.jav a 2s. co m*/
 * @param image
 */
public void setDialogImage(Image image) {
    guiPictureArea.setBackground(guiDisplay.getSystemColor(SWT.COLOR_WHITE));

    guiPictureGridData.heightHint = image.getBounds().height + 2;

    GridLayout layout = new GridLayout(1, true);
    guiPictureArea.setLayout(layout);
    layout.horizontalSpacing = 0;
    layout.verticalSpacing = 0;
    layout.marginHeight = 0;
    layout.marginWidth = 0;

    guiPictureLabel = new Label(guiPictureArea, SWT.NONE);
    guiPictureLabel.setImage(image);
    // guiPictureLabel.setBackground(guiDisplay.getSystemColor(SWT.COLOR_WHITE));
    GridData gd = new GridData();
    // gd.grabExcessHorizontalSpace = true;
    // gd.horizontalAlignment = GridData.FILL;
    guiPictureLabel.setLayoutData(gd);

    Label line = new Label(guiPictureArea, SWT.SEPARATOR | SWT.HORIZONTAL);
    gd = new GridData();
    gd.grabExcessHorizontalSpace = true;
    gd.horizontalAlignment = GridData.FILL;
    line.setLayoutData(gd);
}

From source file:PrintKTableExample.java

protected void createContents() {
    guiMainArea.setLayout(new FillLayout());
    root = new Composite(guiMainArea, SWT.NONE);
    final GridLayout gridLayout = new GridLayout();
    gridLayout.verticalSpacing = 10;//  w  w w .  ja  v  a2  s  .  c o  m
    gridLayout.numColumns = 2;
    root.setLayout(gridLayout);

    {
        final Label l = new Label(root, SWT.NONE);
        l.setText("Papierformat:");
        final GridData gridData_2 = new GridData();
        gridData_2.widthHint = 80;
        l.setLayoutData(gridData_2);
    }
    {
        combFormat = new Combo(root, SWT.BORDER | SWT.READ_ONLY);
        combFormat.setToolTipText(
                "Bestimmt die PapiergroBe. Diese muss mit der Druckereinstellung ubereinstimmen.");
        for (int i = 0; i < formatNames.length; i++) {
            combFormat.add(formatNames[i]);
        }
        combFormat.setText(format);

        final GridData gridData_1 = new GridData(GridData.FILL_HORIZONTAL);
        gridData_1.widthHint = 180;
        combFormat.setLayoutData(gridData_1);
    }
    {
        final Label label = new Label(root, SWT.NONE);
        label.setText("Seitenrander:");
        label.setLayoutData(new GridData(GridData.FILL_BOTH));
    }
    {
        cmbMargin = new Combo(root, SWT.READ_ONLY);
        cmbMargin.setToolTipText("Bestimmt die Breite der Rander.");
        cmbMargin.add("Schmale Rander");
        cmbMargin.add("Normale Rander");
        cmbMargin.add("Breite Rander");
        cmbMargin.select(marginStyle);
        cmbMargin.setLayoutData(new GridData(GridData.FILL_BOTH));
    }
    {
        final Label label = new Label(root, SWT.NONE);
        final GridData gridData = new GridData(GridData.VERTICAL_ALIGN_BEGINNING);
        gridData.horizontalSpan = 1;
        label.setLayoutData(gridData);
        label.setText("Ausrichtung:");
    }
    {
        butPortrait = new Button(root, SWT.RADIO);
        butPortrait.setToolTipText(
                "Bestimmt, ob das Papier hochkant oder Breit bedruckt werden soll. \nDiese Einstellung muss mit der des Druckers ubereinstimmen");
        butPortrait.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));
        butPortrait.setText("Hochformat");
        butPortrait.setSelection(portrait);
    }
    {
        final Label label = new Label(root, SWT.NONE);
    }
    {
        butLandscape = new Button(root, SWT.RADIO);
        butLandscape.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));
        butLandscape.setText("Breitformat");
        butLandscape.setSelection(!portrait);
        butLandscape.setToolTipText(
                "Bestimmt, ob das Papier hochkant oder quer bedruckt werden soll. \nDiese Einstellung muss mit der des Druckers ubereinstimmen");
    }
    {
        final Label label = new Label(root, SWT.NONE);
        label.setText("Skalierung:");
        label.setLayoutData(new GridData(GridData.FILL_BOTH));
    }
    {
        cmbScalierung = new Combo(root, SWT.READ_ONLY);
        cmbScalierung.setItems(scalings);
        cmbScalierung.select(10 - (scaling / 10));
        cmbScalierung.setLayoutData(new GridData(GridData.FILL_BOTH));
        cmbScalierung.setToolTipText(
                "Hiermit konnen Sie dir GroBe des Ausdrucks veringern, so daB mehr auf eine Seite passt.");
    }

}

From source file:PrintKTableExample.java

protected void createButtonBar() {
    // AuBeres Composite
    guiButtonArea = new Composite(guiShell, SWT.NONE);
    GridData gd = new GridData();
    gd.grabExcessHorizontalSpace = true;
    gd.horizontalAlignment = GridData.FILL;
    guiButtonArea.setLayoutData(gd);//from  w w w.j  av  a 2  s .  c o  m

    FormLayout butLayout = new FormLayout();
    guiButtonArea.setLayout(butLayout);

    // Trennlinie
    Label sep = new Label(guiButtonArea, SWT.SEPARATOR | SWT.HORIZONTAL);
    FormData fd = new FormData();
    fd.bottom = new FormAttachment(100, -32);
    fd.left = new FormAttachment(0, 0);
    fd.right = new FormAttachment(100, 0);
    sep.setLayoutData(fd);

}