Package pivot.wtk

Examples of pivot.wtk.ListView$ListViewItemStateListenerList

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public class ListViewTest implements Application {
    private Window window = null;

    public void startup(Display display, Dictionary<String, String> properties) {
        ListView listView = new ListView();

        List<Object> listData = new ArrayList<Object>();
        listData.add("0");
        listData.add("1");
        listData.add("2");
        listData.add("3");
        listData.add("4");
        listData.add("5");
        listData.add("6");
        listData.add("7");
        listData.add("8");
        listData.add("9");
        listData.add("A");
        listData.add("B");
        listData.add("C");
        listData.add("D");
        listData.add("E");
        listData.add("F");

        listView.setListData(listData);

        listView.setItemDisabled(3, true);
        listView.setItemDisabled(5, true);

        listView.setCheckmarksEnabled(true);
        listView.setItemChecked(4, true);
        listView.setItemChecked(6, true);

        window = new Window(listView);
        window.open(display);

        listData.insert("-1", 0);
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    }

    public void install(Component component) {
        super.install(component);

        ListView listView = (ListView)component;
        listView.getListViewListeners().add(this);
        listView.getListViewItemListeners().add(this);
        listView.getListViewItemStateListeners().add(this);
        listView.getListViewSelectionListeners().add(this);
    }
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        listView.getListViewItemStateListeners().add(this);
        listView.getListViewSelectionListeners().add(this);
    }

    public void uninstall() {
        ListView listView = (ListView)getComponent();
        listView.getListViewListeners().remove(this);
        listView.getListViewItemListeners().remove(this);
        listView.getListViewItemStateListeners().remove(this);
        listView.getListViewSelectionListeners().remove(this);

        super.uninstall();
    }
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    @SuppressWarnings("unchecked")
    public int getPreferredWidth(int height) {
        int preferredWidth = 0;

        ListView listView = (ListView)getComponent();
        List<Object> listData = (List<Object>)listView.getListData();

        ListView.ItemRenderer renderer = listView.getItemRenderer();

        for (Object item : listData) {
            renderer.render(item, listView, false, false, false, false);
            preferredWidth = Math.max(preferredWidth, renderer.getPreferredWidth(-1));
        }

        if (listView.getCheckmarksEnabled()) {
            preferredWidth += CHECKBOX.getWidth() + (checkboxPadding.left
                + checkboxPadding.right);
        }

        return preferredWidth;
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    @SuppressWarnings("unchecked")
    public int getPreferredHeight(int width) {
        int preferredHeight = 0;

        ListView listView = (ListView)getComponent();
        List<Object> listData = (List<Object>)listView.getListData();
        preferredHeight = listData.getLength() * getItemHeight();

        return preferredHeight;
    }
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        // No-op
    }

    @SuppressWarnings("unchecked")
    public void paint(Graphics2D graphics) {
        ListView listView = (ListView)getComponent();
        List<Object> listData = (List<Object>)listView.getListData();
        ListView.ItemRenderer renderer = listView.getItemRenderer();

        int width = getWidth();
        int height = getHeight();
        int itemHeight = getItemHeight();

        // Paint the background
        graphics.setPaint(backgroundColor);
        graphics.fillRect(0, 0, width, height);

        // Paint the list contents
        int itemStart = 0;
        int itemEnd = listData.getLength() - 1;

        // Ensure that we only paint items that are visible
        Rectangle clipBounds = graphics.getClipBounds();
        if (clipBounds != null) {
            itemStart = Math.max(itemStart, (int)Math.floor(clipBounds.y
                / (double)itemHeight));
            itemEnd = Math.min(itemEnd, (int)Math.ceil((clipBounds.y
                + clipBounds.height) / (double)itemHeight) - 1);
        }

        for (int itemIndex = itemStart; itemIndex <= itemEnd; itemIndex++) {
            Object item = listData.get(itemIndex);
            boolean highlighted = (itemIndex == highlightedIndex
                && listView.getSelectMode() != ListView.SelectMode.NONE);
            boolean selected = listView.isItemSelected(itemIndex);
            boolean disabled = listView.isItemDisabled(itemIndex);

            Color itemBackgroundColor = null;

            if (selected) {
                itemBackgroundColor = (listView.isFocused())
                    ? this.selectionBackgroundColor : inactiveSelectionBackgroundColor;
            } else {
                if (highlighted && showHighlight && !disabled) {
                    itemBackgroundColor = highlightBackgroundColor;
                }
            }

            if (itemBackgroundColor != null) {
                graphics.setPaint(itemBackgroundColor);
                graphics.fillRect(0, itemIndex * itemHeight, width, itemHeight);
            }

            int itemX = 0;
            int itemY = itemIndex * itemHeight;

            boolean checked = false;
            if (listView.getCheckmarksEnabled()) {
                checked = listView.isItemChecked(itemIndex);

                int checkboxY = (itemHeight - CHECKBOX.getHeight()) / 2;
                Graphics2D checkboxGraphics = (Graphics2D)graphics.create(checkboxPadding.left,
                    itemY + checkboxY, CHECKBOX.getWidth(), CHECKBOX.getHeight());

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    public int getItemAt(int y) {
        if (y < 0) {
            throw new IllegalArgumentException("y is negative");
        }

        ListView listView = (ListView)getComponent();

        int index = (y / getItemHeight());
        List<Object> listData = (List<Object>)listView.getListData();

        if (index >= listData.getLength()) {
            index = -1;
        }
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    }

    public int getItemIndent() {
        int itemIndent = 0;

        ListView listView = (ListView)getComponent();
        if (listView.getCheckmarksEnabled()) {
            itemIndent = CHECKBOX.getWidth() + checkboxPadding.left + checkboxPadding.right;
        }

        return itemIndent;
    }
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        return itemIndent;
    }

    public int getItemHeight() {
        ListView listView = (ListView)getComponent();
        ListView.ItemRenderer renderer = listView.getItemRenderer();
        renderer.render(null, listView, false, false, false, false);

        int itemHeight = renderer.getPreferredHeight(-1);
        if (listView.getCheckmarksEnabled()) {
            itemHeight = Math.max(CHECKBOX.getHeight() + (checkboxPadding.top
                + checkboxPadding.bottom), itemHeight);
        }

        return itemHeight;
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        return itemHeight;
    }

    @Override
    public boolean isFocusable() {
        ListView listView = (ListView)getComponent();
        return (listView.getSelectMode() != ListView.SelectMode.NONE);
    }
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Related Classes of pivot.wtk.ListView$ListViewItemStateListenerList

  • pivot.demos.dnd.DragAndDropDemo
  • pivot.tutorials.Demo
  • pivot.tutorials.lists.ListViews
  • pivot.wtk.content.ListViewItemEditor
  • pivot.wtk.skin.ListButtonSkin
  • pivot.wtk.skin.terra.TerraListViewSkin
  • pivot.wtk.test.CheckedListViewTest
  • pivot.wtk.test.ListViewTest
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