Examples with ImageData org.eclipse.swt.graphics.ImageData used on opensource projects

Example 96 with ImageData

use of org.eclipse.swt.graphics.ImageData in project tdi-studio-se by Talend.

the class AttributeLabelProvider method getAttributeFolderImage.

/**
     * Gets the attribute image.
     * 
     * @return The attribute image
     */
private Image getAttributeFolderImage() {
    if (attributeFolderImage == null || attributeFolderImage.isDisposed()) {
        ImageData imageData = Activator.getImageDescriptor(ISharedImages.ATTRIBUTE_FOLDER_IMG_PATH).getImageData();
        attributeFolderImage = new OverlayImageDescriptor(imageData, new ImageDescriptor[0], new Point(IMAGE_WIDTH, 16)).createImage();
    }
    return attributeFolderImage;
}

Example 97 with ImageData

use of org.eclipse.swt.graphics.ImageData in project yyl_example by Relucent.

the class ImageViewer method convertImageDatasToImages.

void convertImageDatasToImages() {
    images = new Image[imageDatas.length];
    // Step 1: Determine the size of the resulting images.
    int width = imageDatas[0].width;
    int height = imageDatas[0].height;
    // Step 2: Construct each image.
    int transition = SWT.DM_FILL_BACKGROUND;
    for (int i = 0; i < imageDatas.length; i++) {
        ImageData id = imageDatas[i];
        images[i] = new Image(display, width, height);
        GC gc = new GC(images[i]);
        // Do the transition from the previous image.
        switch(transition) {
            case SWT.DM_FILL_NONE:
            case SWT.DM_UNSPECIFIED:
                // Start from last image.
                gc.drawImage(images[i - 1], 0, 0);
                break;
            case SWT.DM_FILL_PREVIOUS:
                // Start from second last image.
                gc.drawImage(images[i - 2], 0, 0);
                break;
            default:
                // DM_FILL_BACKGROUND or anything else,
                // just fill with default background.
                gc.setBackground(bg);
                gc.fillRectangle(0, 0, width, height);
                break;
        }
        // Draw the current image and clean up.
        Image img = new Image(display, id);
        gc.drawImage(img, 0, 0, id.width, id.height, id.x, id.y, id.width, id.height);
        img.dispose();
        gc.dispose();
        // Compute the next transition.
        // Special case: Can't do DM_FILL_PREVIOUS on the
        // second image since there is no "second last"
        // image to use.
        transition = id.disposalMethod;
        if (i == 0 && transition == SWT.DM_FILL_PREVIOUS)
            transition = SWT.DM_FILL_NONE;
    }
}

Example 98 with ImageData

use of org.eclipse.swt.graphics.ImageData in project eclipse.platform.swt by eclipse.

the class ControlsWithAccessibleNamesExample method main.

public static void main(String[] args) {
    display = new Display();
    shell = new Shell(display);
    shell.setLayout(new GridLayout(4, true));
    shell.setText("Override Accessibility Test");
    largeImage = new Image(display, ControlsWithAccessibleNamesExample.class.getResourceAsStream("run_wiz.gif"));
    smallImage = new Image(display, ControlsWithAccessibleNamesExample.class.getResourceAsStream("run.gif"));
    ImageData source = smallImage.getImageData();
    ImageData mask = source.getTransparencyMask();
    transparentImage = new Image(display, source, mask);
    new Label(shell, SWT.NONE).setText("Use Platform Name");
    new Label(shell, SWT.NONE).setText("Override Platform Name");
    new Label(shell, SWT.NONE).setText("Use Platform Name");
    new Label(shell, SWT.NONE).setText("Override Platform Name");
    AccessibleAdapter overrideAccessibleAdapter = new AccessibleAdapter() {

        @Override
        public void getName(AccessibleEvent e) {
            Control control = ((Accessible) e.getSource()).getControl();
            if (e.childID == ACC.CHILDID_SELF) {
                e.result = "Overriding Platform Name For " + control.getData("name") + " (was " + e.result + ")";
            } else {
                e.result = "Overriding Platform Name For " + control.getData("child") + ": " + e.childID + " (was " + e.result + ")";
            }
        }

        @Override
        public void getHelp(AccessibleEvent e) {
            Control control = ((Accessible) e.getSource()).getControl();
            if (e.childID == ACC.CHILDID_SELF) {
                e.result = "Overriding Platform Help For " + control.getData("name") + " (was " + e.result + ")";
            } else {
                e.result = "Overriding Platform Help For " + control.getData("child") + ": " + e.childID + " (was " + e.result + ")";
            }
        }
    };
    // Shell shell;
    shell.setData("name", "Shell");
    shell.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Label label, overrideLabel;
    label = new Label(shell, SWT.BORDER);
    label.setText("Label");
    label.setToolTipText("Label ToolTip");
    overrideLabel = new Label(shell, SWT.BORDER);
    overrideLabel.setText("Label");
    overrideLabel.setToolTipText("Label ToolTip");
    overrideLabel.setData("name", "Label");
    overrideLabel.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Label imageLabel, overrideImageLabel;
    imageLabel = new Label(shell, SWT.BORDER);
    imageLabel.setImage(largeImage);
    imageLabel.setToolTipText("Image Label ToolTip");
    overrideImageLabel = new Label(shell, SWT.BORDER);
    overrideImageLabel.setImage(largeImage);
    overrideImageLabel.setToolTipText("Image Label ToolTip");
    overrideImageLabel.setData("name", "Image Label");
    overrideImageLabel.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Button button, overrideButton;
    button = new Button(shell, SWT.PUSH);
    button.setText("Button");
    button.setToolTipText("Button ToolTip");
    overrideButton = new Button(shell, SWT.PUSH);
    overrideButton.setText("Button");
    overrideButton.setToolTipText("Button ToolTip");
    overrideButton.setData("name", "Button");
    overrideButton.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Button imageButton, overrideImageButton;
    imageButton = new Button(shell, SWT.PUSH);
    imageButton.setImage(smallImage);
    imageButton.setToolTipText("Image Button ToolTip");
    overrideImageButton = new Button(shell, SWT.PUSH);
    overrideImageButton.setImage(smallImage);
    overrideImageButton.setToolTipText("Image Button ToolTip");
    overrideImageButton.setData("name", "Image Button");
    overrideImageButton.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Combo combo, overrideCombo;
    combo = new Combo(shell, SWT.BORDER);
    for (int i = 0; i < 5; i++) {
        combo.add("item" + i);
    }
    combo.setText("Combo");
    combo.setToolTipText("Combo ToolTip");
    overrideCombo = new Combo(shell, SWT.BORDER);
    for (int i = 0; i < 5; i++) {
        overrideCombo.add("item" + i);
    }
    overrideCombo.setText("Combo");
    overrideCombo.setToolTipText("Combo ToolTip");
    overrideCombo.setData("name", "Combo");
    overrideCombo.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Spinner spinner, overrideSpinner;
    spinner = new Spinner(shell, SWT.BORDER);
    spinner.setSelection(5);
    spinner.setToolTipText("Spinner ToolTip");
    overrideSpinner = new Spinner(shell, SWT.BORDER);
    overrideSpinner.setSelection(5);
    overrideSpinner.setToolTipText("Spinner ToolTip");
    overrideSpinner.setData("name", "Spinner");
    overrideSpinner.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Text text, overrideText;
    text = new Text(shell, SWT.SINGLE | SWT.BORDER);
    text.setText("Contents of single-line Text");
    overrideText = new Text(shell, SWT.SINGLE | SWT.BORDER);
    overrideText.setText("Contents of single-line Text");
    overrideText.setData("name", "Text");
    overrideText.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Text multiLineText, overrideMultiLineText;
    multiLineText = new Text(shell, SWT.MULTI | SWT.BORDER);
    multiLineText.setText("Contents of multi-line Text\nLine 2\nLine 3\nLine 4");
    overrideMultiLineText = new Text(shell, SWT.MULTI | SWT.BORDER);
    overrideMultiLineText.setText("Contents of multi-line Text\nLine 2\nLine 3\nLine 4");
    overrideMultiLineText.setData("name", "MultiLineText");
    overrideMultiLineText.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // List list, overrideList;
    list = new List(shell, SWT.SINGLE | SWT.BORDER);
    list.setItems("Item0", "Item1", "Item2");
    overrideList = new List(shell, SWT.SINGLE | SWT.BORDER);
    overrideList.setItems("Item0", "Item1", "Item2");
    overrideList.setData("name", "List");
    overrideList.setData("child", "List Item");
    overrideList.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Table table, overrideTable;
    table = new Table(shell, SWT.BORDER | SWT.MULTI | SWT.FULL_SELECTION);
    table.setHeaderVisible(true);
    table.setLinesVisible(true);
    for (int col = 0; col < 3; col++) {
        TableColumn column = new TableColumn(table, SWT.NONE);
        column.setText("Col " + col);
        column.pack();
    }
    for (int row = 0; row < 3; row++) {
        TableItem item = new TableItem(table, SWT.NONE);
        item.setText(new String[] { "C0R" + row, "C1R" + row, "C2R" + row });
    }
    overrideTable = new Table(shell, SWT.BORDER | SWT.MULTI | SWT.FULL_SELECTION);
    overrideTable.setHeaderVisible(true);
    overrideTable.setLinesVisible(true);
    for (int col = 0; col < 3; col++) {
        TableColumn column = new TableColumn(overrideTable, SWT.NONE);
        column.setText("Col " + col);
        column.pack();
    }
    for (int row = 0; row < 3; row++) {
        TableItem item = new TableItem(overrideTable, SWT.NONE);
        item.setText(new String[] { "C0R" + row, "C1R" + row, "C2R" + row });
    }
    overrideTable.setData("name", "Table");
    overrideTable.setData("child", "Table Item");
    overrideTable.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Tree tree, overrideTree;
    tree = new Tree(shell, SWT.BORDER | SWT.MULTI);
    for (int i = 0; i < 3; i++) {
        TreeItem item = new TreeItem(tree, SWT.NONE);
        item.setText("Item" + i);
        for (int j = 0; j < 4; j++) {
            new TreeItem(item, SWT.NONE).setText("Item" + i + j);
        }
    }
    overrideTree = new Tree(shell, SWT.BORDER | SWT.MULTI);
    for (int i = 0; i < 3; i++) {
        TreeItem item = new TreeItem(overrideTree, SWT.NONE);
        item.setText("Item" + i);
        for (int j = 0; j < 4; j++) {
            new TreeItem(item, SWT.NONE).setText("Item" + i + j);
        }
    }
    overrideTree.setData("name", "Tree");
    overrideTree.setData("child", "Tree Item");
    overrideTree.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Tree treeTable, overrideTreeTable;
    treeTable = new Tree(shell, SWT.BORDER | SWT.MULTI);
    treeTable.setHeaderVisible(true);
    treeTable.setLinesVisible(true);
    for (int col = 0; col < 3; col++) {
        TreeColumn column = new TreeColumn(treeTable, SWT.NONE);
        column.setText("Col " + col);
        column.pack();
    }
    for (int i = 0; i < 3; i++) {
        TreeItem item = new TreeItem(treeTable, SWT.NONE);
        item.setText(new String[] { "I" + i + "C0", "I" + i + "C1", "I" + i + "C2" });
        for (int j = 0; j < 4; j++) {
            new TreeItem(item, SWT.NONE).setText(new String[] { "I" + i + j + "C0", "I" + i + j + "C1", "I" + i + j + "C2" });
        }
    }
    overrideTreeTable = new Tree(shell, SWT.BORDER | SWT.MULTI);
    overrideTreeTable.setHeaderVisible(true);
    overrideTreeTable.setLinesVisible(true);
    for (int col = 0; col < 3; col++) {
        TreeColumn column = new TreeColumn(overrideTreeTable, SWT.NONE);
        column.setText("Col " + col);
        column.pack();
    }
    for (int i = 0; i < 3; i++) {
        TreeItem item = new TreeItem(overrideTreeTable, SWT.NONE);
        item.setText(new String[] { "I" + i + "C0", "I" + i + "C1", "I" + i + "C2" });
        for (int j = 0; j < 4; j++) {
            new TreeItem(item, SWT.NONE).setText(new String[] { "I" + i + j + "C0", "I" + i + j + "C1", "I" + i + j + "C2" });
        }
    }
    overrideTreeTable.setData("name", "Tree Table");
    overrideTreeTable.setData("child", "Tree Table Item");
    overrideTreeTable.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // ToolBar toolBar, overrideToolBar;
    toolBar = new ToolBar(shell, SWT.FLAT);
    for (int i = 0; i < 3; i++) {
        ToolItem item = new ToolItem(toolBar, SWT.PUSH);
        item.setText("Item" + i);
        item.setToolTipText("ToolItem ToolTip" + i);
    }
    overrideToolBar = new ToolBar(shell, SWT.FLAT);
    for (int i = 0; i < 3; i++) {
        ToolItem item = new ToolItem(overrideToolBar, SWT.PUSH);
        item.setText("Item" + i);
        item.setToolTipText("ToolItem ToolTip" + i);
    }
    overrideToolBar.setData("name", "ToolBar");
    overrideToolBar.setData("child", "ToolBar Item");
    overrideToolBar.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // ToolBar imageToolBar, overrideImageToolBar;
    imageToolBar = new ToolBar(shell, SWT.FLAT);
    for (int i = 0; i < 3; i++) {
        ToolItem item = new ToolItem(imageToolBar, SWT.PUSH);
        item.setImage(transparentImage);
        item.setToolTipText("Image ToolItem ToolTip" + i);
    }
    overrideImageToolBar = new ToolBar(shell, SWT.FLAT);
    for (int i = 0; i < 3; i++) {
        ToolItem item = new ToolItem(overrideImageToolBar, SWT.PUSH);
        item.setImage(transparentImage);
        item.setToolTipText("Image ToolItem ToolTip" + i);
    }
    overrideImageToolBar.setData("name", "Image ToolBar");
    overrideImageToolBar.setData("child", "Image ToolBar Item");
    overrideImageToolBar.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // CoolBar coolBar, overrideCoolBar;
    coolBar = new CoolBar(shell, SWT.FLAT);
    for (int i = 0; i < 2; i++) {
        CoolItem coolItem = new CoolItem(coolBar, SWT.PUSH);
        ToolBar coolItemToolBar = new ToolBar(coolBar, SWT.FLAT);
        int toolItemWidth = 0;
        for (int j = 0; j < 2; j++) {
            ToolItem item = new ToolItem(coolItemToolBar, SWT.PUSH);
            item.setText("I" + i + j);
            item.setToolTipText("ToolItem ToolTip" + i + j);
            if (item.getWidth() > toolItemWidth)
                toolItemWidth = item.getWidth();
        }
        coolItem.setControl(coolItemToolBar);
        Point size = coolItemToolBar.computeSize(SWT.DEFAULT, SWT.DEFAULT);
        Point coolSize = coolItem.computeSize(size.x, size.y);
        coolItem.setMinimumSize(toolItemWidth, coolSize.y);
        coolItem.setPreferredSize(coolSize);
        coolItem.setSize(coolSize);
    }
    overrideCoolBar = new CoolBar(shell, SWT.FLAT);
    for (int i = 0; i < 2; i++) {
        CoolItem coolItem = new CoolItem(overrideCoolBar, SWT.PUSH);
        ToolBar coolItemToolBar = new ToolBar(overrideCoolBar, SWT.FLAT);
        int toolItemWidth = 0;
        for (int j = 0; j < 2; j++) {
            ToolItem item = new ToolItem(coolItemToolBar, SWT.PUSH);
            item.setText("I" + i + j);
            item.setToolTipText("ToolItem ToolTip" + i + j);
            if (item.getWidth() > toolItemWidth)
                toolItemWidth = item.getWidth();
        }
        coolItem.setControl(coolItemToolBar);
        Point size = coolItemToolBar.computeSize(SWT.DEFAULT, SWT.DEFAULT);
        Point coolSize = coolItem.computeSize(size.x, size.y);
        coolItem.setMinimumSize(toolItemWidth, coolSize.y);
        coolItem.setPreferredSize(coolSize);
        coolItem.setSize(coolSize);
    }
    overrideCoolBar.setData("name", "CoolBar");
    overrideCoolBar.setData("child", "CoolBar Item");
    overrideCoolBar.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Canvas canvas, overrideCanvas;
    canvas = new Canvas(shell, SWT.BORDER);
    canvas.addPaintListener(e -> e.gc.drawString("Canvas", 15, 25));
    /* Set a caret into the canvas so that it will take focus. */
    Caret caret = new Caret(canvas, SWT.NONE);
    caret.setBounds(15, 25, 2, 20);
    canvas.setCaret(caret);
    /* Hook key listener so canvas will take focus during traversal in. */
    canvas.addKeyListener(new KeyAdapter() {

        @Override
        public void keyPressed(KeyEvent e) {
            e.doit = true;
        }

        @Override
        public void keyReleased(KeyEvent e) {
            e.doit = true;
        }
    });
    /* Hook traverse listener to make canvas give up focus during traversal out. */
    canvas.addTraverseListener(e -> e.doit = true);
    overrideCanvas = new Canvas(shell, SWT.BORDER);
    overrideCanvas.addPaintListener(e -> e.gc.drawString("Canvas", 15, 25));
    /* Set a caret into the canvas so that it will take focus. */
    caret = new Caret(overrideCanvas, SWT.NONE);
    caret.setBounds(15, 25, 2, 20);
    overrideCanvas.setCaret(caret);
    /* Hook key listener so canvas will take focus during traversal in. */
    overrideCanvas.addKeyListener(new KeyAdapter() {

        @Override
        public void keyPressed(KeyEvent e) {
            e.doit = true;
        }

        @Override
        public void keyReleased(KeyEvent e) {
            e.doit = true;
        }
    });
    /* Hook traverse listener to make canvas give up focus during traversal out. */
    overrideCanvas.addTraverseListener(e -> e.doit = true);
    overrideCanvas.setData("name", "Canvas");
    overrideCanvas.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Composite composite, overrideComposite;
    composite = new Composite(shell, SWT.BORDER);
    composite.setLayout(new GridLayout());
    new Button(composite, SWT.RADIO).setText("Child 1");
    new Button(composite, SWT.RADIO).setText("Child 2");
    overrideComposite = new Composite(shell, SWT.BORDER);
    overrideComposite.setLayout(new GridLayout());
    new Button(overrideComposite, SWT.RADIO).setText("Child 1");
    new Button(overrideComposite, SWT.RADIO).setText("Child 2");
    overrideComposite.setData("name", "Composite");
    overrideComposite.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Group group, overrideGroup;
    group = new Group(shell, SWT.NONE);
    group.setText("Group");
    group.setLayout(new FillLayout());
    new Text(group, SWT.SINGLE).setText("Text in Group");
    overrideGroup = new Group(shell, SWT.NONE);
    overrideGroup.setText("Group");
    overrideGroup.setLayout(new FillLayout());
    new Text(overrideGroup, SWT.SINGLE).setText("Text in Group");
    overrideGroup.setData("name", "Group");
    overrideGroup.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // TabFolder tabFolder, overrideTabFolder;
    tabFolder = new TabFolder(shell, SWT.NONE);
    for (int i = 0; i < 3; i++) {
        TabItem item = new TabItem(tabFolder, SWT.NONE);
        item.setText("TabItem &" + i);
        item.setToolTipText("TabItem ToolTip" + i);
        Text itemText = new Text(tabFolder, SWT.MULTI | SWT.BORDER);
        itemText.setText("\nText for TabItem " + i + "\n\n");
        item.setControl(itemText);
    }
    overrideTabFolder = new TabFolder(shell, SWT.NONE);
    for (int i = 0; i < 3; i++) {
        TabItem item = new TabItem(overrideTabFolder, SWT.NONE);
        item.setText("TabItem &" + i);
        item.setToolTipText("TabItem ToolTip" + i);
        Text itemText = new Text(overrideTabFolder, SWT.MULTI | SWT.BORDER);
        itemText.setText("\nText for TabItem " + i + "\n\n");
        item.setControl(itemText);
    }
    overrideTabFolder.setData("name", "TabFolder");
    overrideTabFolder.setData("child", "TabItem");
    overrideTabFolder.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // CLabel cLabel, overrideCLabel;
    cLabel = new CLabel(shell, SWT.BORDER);
    cLabel.setText("CLabel");
    cLabel.setToolTipText("CLabel ToolTip");
    cLabel.setLayoutData(new GridData(100, SWT.DEFAULT));
    overrideCLabel = new CLabel(shell, SWT.BORDER);
    overrideCLabel.setText("CLabel");
    overrideCLabel.setToolTipText("CLabel ToolTip");
    overrideCLabel.setLayoutData(new GridData(100, SWT.DEFAULT));
    overrideCLabel.setData("name", "CLabel");
    overrideCLabel.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // CCombo cCombo, overrideCCombo;
    cCombo = new CCombo(shell, SWT.BORDER);
    for (int i = 0; i < 5; i++) {
        cCombo.add("item" + i);
    }
    cCombo.setText("CCombo");
    cCombo.setToolTipText("CCombo ToolTip");
    // Note: This doesn't work well because CCombo has Control children
    overrideCCombo = new CCombo(shell, SWT.BORDER);
    for (int i = 0; i < 5; i++) {
        overrideCCombo.add("item" + i);
    }
    overrideCCombo.setText("CCombo");
    overrideCCombo.setToolTipText("CCombo ToolTip");
    overrideCCombo.setData("name", "CCombo");
    overrideCCombo.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // CTabFolder cTabFolder, overrideCTabFolder;
    cTabFolder = new CTabFolder(shell, SWT.NONE);
    for (int i = 0; i < 3; i++) {
        CTabItem item = new CTabItem(cTabFolder, SWT.NONE);
        item.setText("CTabItem &" + i);
        item.setToolTipText("TabItem ToolTip" + i);
        Text itemText = new Text(cTabFolder, SWT.MULTI | SWT.BORDER);
        itemText.setText("\nText for CTabItem " + i + "\n\n");
        item.setControl(itemText);
    }
    cTabFolder.setSelection(cTabFolder.getItem(0));
    overrideCTabFolder = new CTabFolder(shell, SWT.NONE);
    for (int i = 0; i < 3; i++) {
        CTabItem item = new CTabItem(overrideCTabFolder, SWT.NONE);
        item.setText("CTabItem &" + i);
        item.setToolTipText("TabItem ToolTip" + i);
        Text itemText = new Text(overrideCTabFolder, SWT.MULTI | SWT.BORDER);
        itemText.setText("\nText for CTabItem " + i + "\n\n");
        item.setControl(itemText);
    }
    overrideCTabFolder.setSelection(overrideCTabFolder.getItem(0));
    overrideCTabFolder.setData("name", "CTabFolder");
    overrideCTabFolder.setData("child", "CTabItem");
    overrideCTabFolder.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // StyledText styledText, overrideStyledText;
    styledText = new StyledText(shell, SWT.SINGLE | SWT.BORDER);
    styledText.setText("Contents of single-line StyledText");
    overrideStyledText = new StyledText(shell, SWT.SINGLE | SWT.BORDER);
    overrideStyledText.setText("Contents of single-line StyledText");
    overrideStyledText.setData("name", "StyledText");
    overrideStyledText.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // StyledText multiLineStyledText, overrideMultiLineStyledText;
    multiLineStyledText = new StyledText(shell, SWT.MULTI | SWT.BORDER);
    multiLineStyledText.setText("Contents of multi-line StyledText\nLine 2\nLine 3\nLine 4");
    overrideMultiLineStyledText = new StyledText(shell, SWT.MULTI | SWT.BORDER);
    overrideMultiLineStyledText.setText("Contents of multi-line StyledText\nLine 2\nLine 3\nLine 4");
    overrideMultiLineStyledText.setData("name", "MultiLineStyledText");
    overrideMultiLineStyledText.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Scale scale, overrideScale;
    scale = new Scale(shell, SWT.NONE);
    scale.setToolTipText("Scale ToolTip");
    overrideScale = new Scale(shell, SWT.NONE);
    overrideScale.setToolTipText("Scale ToolTip");
    overrideScale.setData("name", "Scale");
    overrideScale.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Slider slider, overrideSlider;
    slider = new Slider(shell, SWT.NONE);
    slider.setToolTipText("Slider ToolTip");
    overrideSlider = new Slider(shell, SWT.NONE);
    overrideSlider.setToolTipText("Slider ToolTip");
    overrideSlider.setData("name", "Slider");
    overrideSlider.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // ProgressBar progressBar, overrideProgressBar;
    if (!SWT.getPlatform().equals("cocoa")) {
        progressBar = new ProgressBar(shell, SWT.NONE);
        progressBar.setSelection(50);
        progressBar.setToolTipText("ProgressBar ToolTip");
        overrideProgressBar = new ProgressBar(shell, SWT.NONE);
        overrideProgressBar.setSelection(50);
        overrideProgressBar.setToolTipText("ProgressBar ToolTip");
        overrideProgressBar.setData("name", "ProgressBar");
        overrideProgressBar.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    }
    // Sash sash, overrideSash;
    sash = new Sash(shell, SWT.BORDER);
    sash.setToolTipText("Sash ToolTip");
    overrideSash = new Sash(shell, SWT.BORDER);
    overrideSash.setToolTipText("Sash ToolTip");
    overrideSash.setData("name", "Sash");
    overrideSash.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    // Link link, overrideLink;
    link = new Link(shell, SWT.NONE);
    link.setText("<a>This is a link</a>");
    link.setToolTipText("Link ToolTip");
    overrideLink = new Link(shell, SWT.NONE);
    overrideLink.setText("<a>This is a link</a>");
    overrideLink.setToolTipText("Link ToolTip");
    overrideLink.setData("name", "Link");
    overrideLink.getAccessible().addAccessibleListener(overrideAccessibleAdapter);
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    largeImage.dispose();
    smallImage.dispose();
    transparentImage.dispose();
    display.dispose();
}

Example 99 with ImageData

use of org.eclipse.swt.graphics.ImageData in project eclipse.platform.swt by eclipse.

the class BrowserExample method initResources.

/**
 * Loads the resources
 */
void initResources() {
    final Class<? extends BrowserExample> clazz = this.getClass();
    if (resourceBundle != null) {
        try {
            if (images == null) {
                images = new Image[imageLocations.length];
                for (int i = 0; i < imageLocations.length; ++i) {
                    try (InputStream sourceStream = clazz.getResourceAsStream(imageLocations[i])) {
                        ImageData source = new ImageData(sourceStream);
                        ImageData mask = source.getTransparencyMask();
                        images[i] = new Image(null, source, mask);
                    }
                }
            }
            return;
        } catch (Throwable t) {
        }
    }
    String error = (resourceBundle != null) ? getResourceString("error.CouldNotLoadResources") : "Unable to load resources";
    freeResources();
    throw new RuntimeException(error);
}

Example 100 with ImageData

use of org.eclipse.swt.graphics.ImageData in project eclipse.platform.swt by eclipse.

the class ClipboardExample method createImageTransfer.

void createImageTransfer(Composite copyParent, Composite pasteParent) {
    final Image[] copyImage = new Image[] { null };
    Label l = new Label(copyParent, SWT.NONE);
    // $NON-NLS-1$
    l.setText("ImageTransfer:");
    GridData data = new GridData();
    data.verticalSpan = 2;
    l.setLayoutData(data);
    final Canvas copyImageCanvas = new Canvas(copyParent, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    data = new GridData(GridData.FILL_BOTH);
    data.verticalSpan = 2;
    data.widthHint = HSIZE;
    data.heightHint = VSIZE;
    copyImageCanvas.setLayoutData(data);
    final Point copyOrigin = new Point(0, 0);
    final ScrollBar copyHBar = copyImageCanvas.getHorizontalBar();
    copyHBar.setEnabled(false);
    copyHBar.addListener(SWT.Selection, e -> {
        if (copyImage[0] != null) {
            int hSelection = copyHBar.getSelection();
            int destX = -hSelection - copyOrigin.x;
            Rectangle rect = copyImage[0].getBounds();
            copyImageCanvas.scroll(destX, 0, 0, 0, rect.width, rect.height, false);
            copyOrigin.x = -hSelection;
        }
    });
    final ScrollBar copyVBar = copyImageCanvas.getVerticalBar();
    copyVBar.setEnabled(false);
    copyVBar.addListener(SWT.Selection, e -> {
        if (copyImage[0] != null) {
            int vSelection = copyVBar.getSelection();
            int destY = -vSelection - copyOrigin.y;
            Rectangle rect = copyImage[0].getBounds();
            copyImageCanvas.scroll(0, destY, 0, 0, rect.width, rect.height, false);
            copyOrigin.y = -vSelection;
        }
    });
    copyImageCanvas.addListener(SWT.Paint, e -> {
        if (copyImage[0] != null) {
            GC gc = e.gc;
            gc.drawImage(copyImage[0], copyOrigin.x, copyOrigin.y);
            Rectangle rect = copyImage[0].getBounds();
            Rectangle client = copyImageCanvas.getClientArea();
            int marginWidth = client.width - rect.width;
            if (marginWidth > 0) {
                gc.fillRectangle(rect.width, 0, marginWidth, client.height);
            }
            int marginHeight = client.height - rect.height;
            if (marginHeight > 0) {
                gc.fillRectangle(0, rect.height, client.width, marginHeight);
            }
            gc.dispose();
        }
    });
    Button openButton = new Button(copyParent, SWT.PUSH);
    openButton.setText("Open Image");
    openButton.addSelectionListener(widgetSelectedAdapter(e -> {
        FileDialog dialog = new FileDialog(shell, SWT.OPEN);
        dialog.setText("Open an image file or cancel");
        String string = dialog.open();
        if (string != null) {
            if (copyImage[0] != null) {
                System.out.println("CopyImage");
                copyImage[0].dispose();
            }
            copyImage[0] = new Image(e.display, string);
            copyVBar.setEnabled(true);
            copyHBar.setEnabled(true);
            copyOrigin.x = 0;
            copyOrigin.y = 0;
            Rectangle rect = copyImage[0].getBounds();
            Rectangle client = copyImageCanvas.getClientArea();
            copyHBar.setMaximum(rect.width);
            copyVBar.setMaximum(rect.height);
            copyHBar.setThumb(Math.min(rect.width, client.width));
            copyVBar.setThumb(Math.min(rect.height, client.height));
            copyImageCanvas.scroll(0, 0, 0, 0, rect.width, rect.height, true);
            copyVBar.setSelection(0);
            copyHBar.setSelection(0);
            copyImageCanvas.redraw();
        }
    }));
    Button b = new Button(copyParent, SWT.PUSH);
    b.setText("Copy");
    b.addSelectionListener(widgetSelectedAdapter(e -> {
        if (copyImage[0] != null) {
            status.setText("");
            // Fetch ImageData at current zoom and save in the clip-board.
            clipboard.setContents(new Object[] { copyImage[0].getImageDataAtCurrentZoom() }, new Transfer[] { ImageTransfer.getInstance() });
        } else {
            status.setText("No image to copy");
        }
    }));
    final Image[] pasteImage = new Image[] { null };
    l = new Label(pasteParent, SWT.NONE);
    l.setText("ImageTransfer:");
    final Canvas pasteImageCanvas = new Canvas(pasteParent, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    data = new GridData(GridData.FILL_BOTH);
    data.widthHint = HSIZE;
    data.heightHint = VSIZE;
    pasteImageCanvas.setLayoutData(data);
    final Point pasteOrigin = new Point(0, 0);
    final ScrollBar pasteHBar = pasteImageCanvas.getHorizontalBar();
    pasteHBar.setEnabled(false);
    pasteHBar.addListener(SWT.Selection, e -> {
        if (pasteImage[0] != null) {
            int hSelection = pasteHBar.getSelection();
            int destX = -hSelection - pasteOrigin.x;
            Rectangle rect = pasteImage[0].getBounds();
            pasteImageCanvas.scroll(destX, 0, 0, 0, rect.width, rect.height, false);
            pasteOrigin.x = -hSelection;
        }
    });
    final ScrollBar pasteVBar = pasteImageCanvas.getVerticalBar();
    pasteVBar.setEnabled(false);
    pasteVBar.addListener(SWT.Selection, e -> {
        if (pasteImage[0] != null) {
            int vSelection = pasteVBar.getSelection();
            int destY = -vSelection - pasteOrigin.y;
            Rectangle rect = pasteImage[0].getBounds();
            pasteImageCanvas.scroll(0, destY, 0, 0, rect.width, rect.height, false);
            pasteOrigin.y = -vSelection;
        }
    });
    pasteImageCanvas.addListener(SWT.Paint, e -> {
        if (pasteImage[0] != null) {
            GC gc = e.gc;
            gc.drawImage(pasteImage[0], pasteOrigin.x, pasteOrigin.y);
            Rectangle rect = pasteImage[0].getBounds();
            Rectangle client = pasteImageCanvas.getClientArea();
            int marginWidth = client.width - rect.width;
            if (marginWidth > 0) {
                gc.fillRectangle(rect.width, 0, marginWidth, client.height);
            }
            int marginHeight = client.height - rect.height;
            if (marginHeight > 0) {
                gc.fillRectangle(0, rect.height, client.width, marginHeight);
            }
        }
    });
    b = new Button(pasteParent, SWT.PUSH);
    b.setText("Paste");
    b.addSelectionListener(widgetSelectedAdapter(e -> {
        ImageData imageData = (ImageData) clipboard.getContents(ImageTransfer.getInstance());
        if (imageData != null) {
            if (pasteImage[0] != null) {
                System.out.println("PasteImage");
                pasteImage[0].dispose();
            }
            status.setText("");
            // Consume the ImageData at current zoom as-is.
            pasteImage[0] = new Image(e.display, new AutoScaleImageDataProvider(imageData));
            pasteVBar.setEnabled(true);
            pasteHBar.setEnabled(true);
            pasteOrigin.x = 0;
            pasteOrigin.y = 0;
            Rectangle rect = pasteImage[0].getBounds();
            Rectangle client = pasteImageCanvas.getClientArea();
            pasteHBar.setMaximum(rect.width);
            pasteVBar.setMaximum(rect.height);
            pasteHBar.setThumb(Math.min(rect.width, client.width));
            pasteVBar.setThumb(Math.min(rect.height, client.height));
            pasteImageCanvas.scroll(0, 0, 0, 0, rect.width, rect.height, true);
            pasteVBar.setSelection(0);
            pasteHBar.setSelection(0);
            pasteImageCanvas.redraw();
        } else {
            status.setText("No image to paste");
        }
    }));
}