Examples with KeyAdapter org.eclipse.swt.events.KeyAdapter used on opensource projects

Example 31 with KeyAdapter

use of org.eclipse.swt.events.KeyAdapter in project eclipse.platform.swt by eclipse.

the class Bug510905_Browser_JsConsole method main.

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setSize(500, 600);
    GridLayout gridLayout = new GridLayout();
    shell.setLayout(gridLayout);
    final Text jsConsole = new Text(shell, SWT.BORDER);
    // jsConsole.setText("document.body.innerHTML = theJavaFunction(123, 'hello', null, true)");
    // Case where there are no paramaters.
    jsConsole.setText("document.body.innerHTML = theJavaFunction()");
    jsConsole.setSelection(jsConsole.getText().length());
    GridData data = new GridData(SWT.FILL, SWT.BEGINNING, true, false);
    jsConsole.setLayoutData(data);
    final Browser browser = new Browser(shell, SWT.NONE);
    browser.setText("hello <b>world!</b>");
    data = new GridData(SWT.FILL, SWT.FILL, true, true);
    browser.setLayoutData(data);
    jsConsole.addKeyListener(new KeyAdapter() {

        @Override
        public void keyPressed(KeyEvent e) {
            if (e.keyCode == 13) {
                // 13 = Enter
                browser.execute(jsConsole.getText());
            }
        }
    });
    Button loadNewPage = new Button(shell, SWT.PUSH);
    loadNewPage.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false));
    loadNewPage.setText("Load new Page");
    loadNewPage.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            browser.setText("New page!" + count++);
        }
    });
    // BrowserFunction Code
    @SuppressWarnings("unused") final BrowserFunction function = new CustomFunction(browser, "theJavaFunction");
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

Example 32 with KeyAdapter

use of org.eclipse.swt.events.KeyAdapter in project eclipse.platform.swt by eclipse.

the class Bug510905_Browser_TwoJsConsoles method makeBrowserWithConsole.

/**
 * @param leftBrowser
 * @return
 */
private static Browser makeBrowserWithConsole(Composite leftBrowser, String funcName) {
    GridLayout gridLayout = new GridLayout();
    leftBrowser.setLayout(gridLayout);
    final Text jsConsole = new Text(leftBrowser, SWT.BORDER);
    // Case where there are no paramaters.
    jsConsole.setText("document.body.innerHTML = " + funcName + "(123)");
    jsConsole.setSelection(jsConsole.getText().length());
    GridData data = new GridData(SWT.FILL, SWT.BEGINNING, true, false);
    jsConsole.setLayoutData(data);
    final Browser browser = new Browser(leftBrowser, SWT.NONE);
    browser.setText("hello <b>world!</b>");
    data = new GridData(SWT.FILL, SWT.FILL, true, true);
    browser.setLayoutData(data);
    jsConsole.addKeyListener(new KeyAdapter() {

        @Override
        public void keyPressed(KeyEvent e) {
            if (e.keyCode == 13) {
                // 13 = Enter
                browser.execute(jsConsole.getText());
            }
        }
    });
    Button loadNewPage = new Button(leftBrowser, SWT.PUSH);
    loadNewPage.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false));
    loadNewPage.setText("Load new Page");
    loadNewPage.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            browser.setText("New page!" + count++);
        }
    });
    return browser;
}

Example 33 with KeyAdapter

use of org.eclipse.swt.events.KeyAdapter in project eclipse.platform.swt by eclipse.

the class ControlsWithLabelsExample method main.

public static void main(String[] args) {
    display = new Display();
    shell = new Shell(display);
    shell.setLayout(new GridLayout(4, true));
    shell.setText("All Controls Test");
    new Label(shell, SWT.NONE).setText("Label for Label");
    label = new Label(shell, SWT.NONE);
    label.setText("Label");
    new Label(shell, SWT.NONE).setText("Label for CLabel");
    cLabel = new CLabel(shell, SWT.NONE);
    cLabel.setText("CLabel");
    new Label(shell, SWT.NONE).setText("Label for Push Button");
    buttonPush = new Button(shell, SWT.PUSH);
    buttonPush.setText("Push Button");
    new Label(shell, SWT.NONE).setText("Label for Radio Button");
    buttonRadio = new Button(shell, SWT.RADIO);
    buttonRadio.setText("Radio Button");
    new Label(shell, SWT.NONE).setText("Label for Check Button");
    buttonCheck = new Button(shell, SWT.CHECK);
    buttonCheck.setText("Check Button");
    new Label(shell, SWT.NONE).setText("Label for Toggle Button");
    buttonToggle = new Button(shell, SWT.TOGGLE);
    buttonToggle.setText("Toggle Button");
    new Label(shell, SWT.NONE).setText("Label for Editable Combo");
    combo = new Combo(shell, SWT.BORDER);
    for (int i = 0; i < 4; i++) {
        combo.add("item" + i);
    }
    combo.select(0);
    new Label(shell, SWT.NONE).setText("Label for Read-Only Combo");
    combo = new Combo(shell, SWT.READ_ONLY | SWT.BORDER);
    for (int i = 0; i < 4; i++) {
        combo.add("item" + i);
    }
    combo.select(0);
    new Label(shell, SWT.NONE).setText("Label for CCombo");
    cCombo = new CCombo(shell, SWT.BORDER);
    for (int i = 0; i < 5; i++) {
        cCombo.add("item" + i);
    }
    cCombo.select(0);
    new Label(shell, SWT.NONE).setText("Label for List");
    list = new List(shell, SWT.SINGLE | SWT.BORDER);
    list.setItems("Item0", "Item1", "Item2");
    new Label(shell, SWT.NONE).setText("Label for Spinner");
    spinner = new Spinner(shell, SWT.BORDER);
    new Label(shell, SWT.NONE).setText("Label for Single-line Text");
    textSingle = new Text(shell, SWT.SINGLE | SWT.BORDER);
    textSingle.setText("Contents of Single-line Text");
    new Label(shell, SWT.NONE).setText("Label for Multi-line Text");
    textMulti = new Text(shell, SWT.MULTI | SWT.BORDER);
    textMulti.setText("\nContents of Multi-line Text\n");
    new Label(shell, SWT.NONE).setText("Label for StyledText");
    styledText = new StyledText(shell, SWT.MULTI | SWT.BORDER);
    styledText.setText("\nContents of Multi-line StyledText\n");
    new Label(shell, SWT.NONE).setText("Label for Table");
    table = new Table(shell, SWT.MULTI | SWT.FULL_SELECTION | SWT.BORDER);
    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.setWidth(50);
    }
    for (int row = 0; row < 3; row++) {
        TableItem item = new TableItem(table, SWT.NONE);
        item.setText(new String[] { "C0R" + row, "C1R" + row, "C2R" + row });
    }
    new Label(shell, SWT.NONE).setText("Label for Tree");
    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);
        }
    }
    new Label(shell, SWT.NONE).setText("Label for Tree with columns");
    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.setWidth(50);
    }
    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" });
        }
    }
    new Label(shell, SWT.NONE).setText("Label for ToolBar");
    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);
    }
    new Label(shell, SWT.NONE).setText("Label for CoolBar");
    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("Item" + 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);
    }
    new Label(shell, SWT.NONE).setText("Label for Canvas");
    canvas = new Canvas(shell, SWT.BORDER);
    canvas.setLayoutData(new GridData(64, 64));
    canvas.addPaintListener(e -> e.gc.drawString("Canvas", 15, 25));
    canvas.setCaret(new Caret(canvas, SWT.NONE));
    /* Hook key listener so canvas will take focus during traversal in. */
    canvas.addKeyListener(new KeyAdapter() {

        @Override
        public void keyPressed(KeyEvent e) {
        }

        @Override
        public void keyReleased(KeyEvent e) {
        }
    });
    /* Hook traverse listener to make canvas give up focus during traversal out. */
    canvas.addTraverseListener(e -> e.doit = true);
    new Label(shell, SWT.NONE).setText("Label for Group");
    group = new Group(shell, SWT.NONE);
    group.setText("Group");
    group.setLayout(new FillLayout());
    new Text(group, SWT.SINGLE | SWT.BORDER).setText("Text in Group");
    new Label(shell, SWT.NONE).setText("Label for TabFolder");
    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.SINGLE | SWT.BORDER);
        itemText.setText("Text for TabItem " + i);
        item.setControl(itemText);
    }
    new Label(shell, SWT.NONE).setText("Label for CTabFolder");
    cTabFolder = new CTabFolder(shell, SWT.BORDER);
    for (int i = 0; i < 3; i++) {
        CTabItem item = new CTabItem(cTabFolder, SWT.NONE);
        item.setText("CTabItem &" + i);
        item.setToolTipText("CTabItem ToolTip" + i);
        Text itemText = new Text(cTabFolder, SWT.SINGLE | SWT.BORDER);
        itemText.setText("Text for CTabItem " + i);
        item.setControl(itemText);
    }
    cTabFolder.setSelection(cTabFolder.getItem(0));
    new Label(shell, SWT.NONE).setText("Label for Scale");
    scale = new Scale(shell, SWT.NONE);
    new Label(shell, SWT.NONE).setText("Label for Slider");
    slider = new Slider(shell, SWT.NONE);
    new Label(shell, SWT.NONE).setText("Label for ProgressBar");
    progressBar = new ProgressBar(shell, SWT.NONE);
    progressBar.setSelection(50);
    new Label(shell, SWT.NONE).setText("Label for Sash");
    sash = new Sash(shell, SWT.NONE);
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

Example 34 with KeyAdapter

use of org.eclipse.swt.events.KeyAdapter in project eclipse.platform.swt by eclipse.

the class Shape method addListeners.

void addListeners() {
    addPaintListener(e -> {
        GC gc = e.gc;
        Display display = getDisplay();
        Color c = display.getSystemColor(color);
        gc.setBackground(c);
        Rectangle rect = getClientArea();
        int length = Math.min(rect.width, rect.height);
        if (shape == CIRCLE) {
            gc.fillOval(0, 0, length, length);
        } else {
            gc.fillRectangle(0, 0, length, length);
        }
        if (isFocusControl())
            gc.drawFocus(rect.x, rect.y, rect.width, rect.height);
    });
    addFocusListener(new FocusAdapter() {

        @Override
        public void focusGained(FocusEvent e) {
            redraw();
        }

        @Override
        public void focusLost(FocusEvent e) {
            redraw();
        }
    });
    addMouseListener(MouseListener.mouseDownAdapter(e -> {
        if (getClientArea().contains(e.x, e.y)) {
            setFocus();
        }
    }));
    addKeyListener(new KeyAdapter() {

        @Override
        public void keyPressed(KeyEvent e) {
        // key listener enables traversal out
        }
    });
    addTraverseListener(e -> {
        switch(e.detail) {
            case SWT.TRAVERSE_TAB_NEXT:
            case SWT.TRAVERSE_TAB_PREVIOUS:
                e.doit = true;
                break;
        }
    });
    getAccessible().addAccessibleListener(new AccessibleAdapter() {

        @Override
        public void getName(AccessibleEvent e) {
            MessageFormat formatter = new MessageFormat("");
            // $NON_NLS$
            formatter.applyPattern(bundle.getString("name"));
            // $NON_NLS$
            String colorName = bundle.getString("color" + color);
            // $NON_NLS$
            String shapeName = bundle.getString("shape" + shape);
            // $NON_NLS$
            e.result = formatter.format(new String[] { colorName, shapeName });
        }
    });
    getAccessible().addAccessibleControlListener(new AccessibleControlAdapter() {

        @Override
        public void getRole(AccessibleControlEvent e) {
            e.detail = ACC.ROLE_GRAPHIC;
        }

        @Override
        public void getState(AccessibleControlEvent e) {
            e.detail = ACC.STATE_FOCUSABLE;
            if (isFocusControl())
                e.detail |= ACC.STATE_FOCUSED;
        }
    });
}

Example 35 with KeyAdapter

use of org.eclipse.swt.events.KeyAdapter in project eclipse.platform.swt by eclipse.

the class BarChart method addListeners.

void addListeners() {
    addPaintListener(e -> {
        GC gc = e.gc;
        Rectangle rect = getClientArea();
        Display display = getDisplay();
        int count = data.size();
        Point valueSize = gc.stringExtent(Integer.valueOf(valueMax).toString());
        int leftX = rect.x + 2 * GAP + valueSize.x;
        int bottomY = rect.y + rect.height - 2 * GAP - valueSize.y;
        int unitWidth = (rect.width - 4 * GAP - valueSize.x - AXIS_WIDTH) / count - GAP;
        int unitHeight = (rect.height - 3 * GAP - AXIS_WIDTH - 2 * valueSize.y) / ((valueMax - valueMin) / valueIncrement);
        // draw the title
        int titleWidth = gc.stringExtent(title).x;
        int center = (Math.max(titleWidth, count * (unitWidth + GAP) + GAP) - titleWidth) / 2;
        gc.setForeground(display.getSystemColor(SWT.COLOR_BLACK));
        gc.drawString(title, leftX + AXIS_WIDTH + center, rect.y + GAP);
        // draw the y axis and value labels
        gc.setLineWidth(AXIS_WIDTH);
        gc.drawLine(leftX, rect.y + GAP + valueSize.y, leftX, bottomY);
        for (int i1 = valueMin; i1 <= valueMax; i1 += valueIncrement) {
            int y = bottomY - i1 * unitHeight;
            gc.drawLine(leftX, y, leftX - GAP, y);
            gc.drawString(Integer.valueOf(i1).toString(), rect.x + GAP, y - valueSize.y);
        }
        // draw the x axis and item labels
        gc.drawLine(leftX, bottomY, rect.x + rect.width - GAP, bottomY);
        for (int i2 = 0; i2 < count; i2++) {
            Object[] dataItem1 = data.get(i2);
            String itemLabel = (String) dataItem1[0];
            int x1 = leftX + AXIS_WIDTH + GAP + i2 * (unitWidth + GAP);
            gc.drawString(itemLabel, x1, bottomY + GAP);
        }
        // draw the bars
        gc.setBackground(display.getSystemColor(color));
        for (int i3 = 0; i3 < count; i3++) {
            Object[] dataItem2 = data.get(i3);
            int itemValue1 = ((Integer) dataItem2[1]).intValue();
            int x2 = leftX + AXIS_WIDTH + GAP + i3 * (unitWidth + GAP);
            gc.fillRectangle(x2, bottomY - AXIS_WIDTH - itemValue1 * unitHeight, unitWidth, itemValue1 * unitHeight);
        }
        if (isFocusControl()) {
            if (selectedItem == -1) {
                // draw the focus rectangle around the whole bar chart
                gc.drawFocus(rect.x, rect.y, rect.width, rect.height);
            } else {
                // draw the focus rectangle around the selected item
                Object[] dataItem3 = data.get(selectedItem);
                int itemValue2 = ((Integer) dataItem3[1]).intValue();
                int x3 = leftX + AXIS_WIDTH + GAP + selectedItem * (unitWidth + GAP);
                gc.drawFocus(x3, bottomY - itemValue2 * unitHeight - AXIS_WIDTH, unitWidth, itemValue2 * unitHeight + AXIS_WIDTH + GAP + valueSize.y);
            }
        }
    });
    addFocusListener(new FocusAdapter() {

        @Override
        public void focusGained(FocusEvent e) {
            redraw();
        }

        @Override
        public void focusLost(FocusEvent e) {
            redraw();
        }
    });
    addMouseListener(MouseListener.mouseDownAdapter(e -> {
        if (getClientArea().contains(e.x, e.y)) {
            setFocus();
            int item = -1;
            int count = data.size();
            for (int i = 0; i < count; i++) {
                if (itemBounds(i).contains(e.x, e.y)) {
                    item = i;
                    break;
                }
            }
            if (item != selectedItem) {
                selectedItem = item;
                redraw();
                getAccessible().setFocus(item);
                getAccessible().selectionChanged();
            }
        }
    }));
    addKeyListener(new KeyAdapter() {

        @Override
        public void keyPressed(KeyEvent e) {
            boolean change = false;
            switch(e.keyCode) {
                case SWT.ARROW_DOWN:
                case SWT.ARROW_RIGHT:
                    selectedItem++;
                    if (selectedItem >= data.size())
                        selectedItem = 0;
                    change = true;
                    break;
                case SWT.ARROW_UP:
                case SWT.ARROW_LEFT:
                    selectedItem--;
                    if (selectedItem <= -1)
                        selectedItem = data.size() - 1;
                    change = true;
                    break;
                case SWT.HOME:
                    selectedItem = 0;
                    change = true;
                    break;
                case SWT.END:
                    selectedItem = data.size() - 1;
                    change = true;
                    break;
            }
            if (change) {
                redraw();
                getAccessible().setFocus(selectedItem);
                getAccessible().selectionChanged();
            }
        }
    });
    addTraverseListener(e -> {
        switch(e.detail) {
            case SWT.TRAVERSE_TAB_NEXT:
            case SWT.TRAVERSE_TAB_PREVIOUS:
                e.doit = true;
                break;
        }
    });
    getAccessible().addAccessibleListener(new AccessibleAdapter() {

        @Override
        public void getName(AccessibleEvent e) {
            // $NON_NLS$
            MessageFormat formatter = new MessageFormat("");
            // $NON_NLS$
            formatter.applyPattern(bundle.getString("name"));
            int childID = e.childID;
            if (childID == ACC.CHILDID_SELF) {
                e.result = title;
            } else {
                Object[] item = data.get(childID);
                e.result = formatter.format(item);
            }
        }

        @Override
        public void getDescription(AccessibleEvent e) {
            int childID = e.childID;
            if (childID != ACC.CHILDID_SELF) {
                Object[] item = data.get(childID);
                String value = item[1].toString();
                // $NON_NLS$
                String colorName = bundle.getString("color" + color);
                // $NON_NLS$
                MessageFormat formatter = new MessageFormat("");
                // $NON_NLS$
                formatter.applyPattern(bundle.getString("color_value"));
                e.result = formatter.format(new String[] { colorName, value });
            }
        }
    });
    getAccessible().addAccessibleControlListener(new AccessibleControlAdapter() {

        @Override
        public void getRole(AccessibleControlEvent e) {
            if (e.childID == ACC.CHILDID_SELF) {
                e.detail = ACC.ROLE_LIST;
            } else {
                e.detail = ACC.ROLE_LISTITEM;
            }
        }

        @Override
        public void getChildCount(AccessibleControlEvent e) {
            e.detail = data.size();
        }

        @Override
        public void getChildren(AccessibleControlEvent e) {
            int count = data.size();
            Object[] children = new Object[count];
            for (int i = 0; i < count; i++) {
                children[i] = Integer.valueOf(i);
            }
            e.children = children;
        }

        @Override
        public void getChildAtPoint(AccessibleControlEvent e) {
            Point testPoint = toControl(e.x, e.y);
            int childID = ACC.CHILDID_NONE;
            if (getClientArea().contains(testPoint)) {
                childID = ACC.CHILDID_SELF;
                int count = data.size();
                for (int i = 0; i < count; i++) {
                    if (itemBounds(i).contains(testPoint)) {
                        childID = i;
                        break;
                    }
                }
            }
            e.childID = childID;
        }

        @Override
        public void getLocation(AccessibleControlEvent e) {
            Rectangle location = null;
            Point pt = null;
            int childID = e.childID;
            if (childID == ACC.CHILDID_SELF) {
                location = getClientArea();
                pt = getParent().toDisplay(location.x, location.y);
            } else {
                location = itemBounds(childID);
                pt = toDisplay(location.x, location.y);
            }
            e.x = pt.x;
            e.y = pt.y;
            e.width = location.width;
            e.height = location.height;
        }

        @Override
        public void getFocus(AccessibleControlEvent e) {
            int childID = ACC.CHILDID_NONE;
            if (isFocusControl()) {
                if (selectedItem == -1) {
                    childID = ACC.CHILDID_SELF;
                } else {
                    childID = selectedItem;
                }
            }
            e.childID = childID;
        }

        @Override
        public void getSelection(AccessibleControlEvent e) {
            e.childID = (selectedItem == -1) ? ACC.CHILDID_NONE : selectedItem;
        }

        @Override
        public void getValue(AccessibleControlEvent e) {
            int childID = e.childID;
            if (childID != ACC.CHILDID_SELF) {
                Object[] dataItem = data.get(childID);
                e.result = ((Integer) dataItem[1]).toString();
            }
        }

        @Override
        public void getState(AccessibleControlEvent e) {
            int childID = e.childID;
            e.detail = ACC.STATE_FOCUSABLE;
            if (isFocusControl())
                e.detail |= ACC.STATE_FOCUSED;
            if (childID != ACC.CHILDID_SELF) {
                e.detail |= ACC.STATE_SELECTABLE;
                if (childID == selectedItem)
                    e.detail |= ACC.STATE_SELECTED;
            }
        }
    });
}