Package org.apache.pivot.wtk

Examples of org.apache.pivot.wtk.ListView$ItemEditor

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    }

    @Override
    public boolean mouseWheel(Component component, Mouse.ScrollType scrollType, int scrollAmount,
        int wheelRotation, int x, int y) {
        ListView listView = (ListView)getComponent();

        if (highlightIndex != -1) {
            Bounds itemBounds = getItemBounds(highlightIndex);

            highlightIndex = -1;

            if (listView.getSelectMode() != ListView.SelectMode.NONE
                && showHighlight) {
                repaintComponent(itemBounds.x, itemBounds.y, itemBounds.width,
                    itemBounds.height, true);
            }
        }
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     */
    @Override
    public boolean keyPressed(Component component, int keyCode, Keyboard.KeyLocation keyLocation) {
        boolean consumed = super.keyPressed(component, keyCode, keyLocation);

        ListView listView = (ListView)getComponent();
        ListView.SelectMode selectMode = listView.getSelectMode();

        switch (keyCode) {
            case Keyboard.KeyCode.UP: {
                if (selectMode != ListView.SelectMode.NONE) {
                    int index = listView.getFirstSelectedIndex();

                    do {
                        index--;
                    } while (index >= 0
                        && listView.isItemDisabled(index));

                    if (index >= 0) {
                        if (Keyboard.isPressed(Keyboard.Modifier.SHIFT)
                            && listView.getSelectMode() == ListView.SelectMode.MULTI) {
                            listView.addSelectedIndex(index);
                        } else {
                            listView.setSelectedIndex(index);
                        }
                    }

                    consumed = true;
                }

                break;
            }

            case Keyboard.KeyCode.DOWN: {
                if (selectMode != ListView.SelectMode.NONE) {
                    int index = listView.getLastSelectedIndex();
                    int count = listView.getListData().getLength();

                    do {
                        index++;
                    } while (index < count
                        && listView.isItemDisabled(index));

                    if (index < count) {
                        if (Keyboard.isPressed(Keyboard.Modifier.SHIFT)
                            && listView.getSelectMode() == ListView.SelectMode.MULTI) {
                            listView.addSelectedIndex(index);
                        } else {
                            listView.setSelectedIndex(index);
                        }
                    }

                    consumed = true;
                }

                break;
            }
        }

        // Clear the highlight
        if (highlightIndex != -1
            && listView.getSelectMode() != ListView.SelectMode.NONE
            && showHighlight) {
            repaintComponent(getItemBounds(highlightIndex));
        }

        highlightIndex = -1;
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     */
    @Override
    public boolean keyReleased(Component component, int keyCode, Keyboard.KeyLocation keyLocation) {
        boolean consumed = super.keyReleased(component, keyCode, keyLocation);

        ListView listView = (ListView)getComponent();

        switch (keyCode) {
            case Keyboard.KeyCode.SPACE: {
                if (listView.getCheckmarksEnabled()
                    && listView.getSelectMode() == ListView.SelectMode.SINGLE) {
                    int selectedIndex = listView.getSelectedIndex();

                    if (!listView.isCheckmarkDisabled(selectedIndex)) {
                        listView.setItemChecked(selectedIndex,
                            !listView.isItemChecked(selectedIndex));
                        consumed = true;
                    }
                }

                break;
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    @Override
    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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    @Override
    @SuppressWarnings("unchecked")
    public int getPreferredWidth(int height) {
        int preferredWidth = 0;

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

        ListView.ItemRenderer itemRenderer = listView.getItemRenderer();

        int index = 0;
        for (Object item : listData) {
            itemRenderer.render(item, index++, listView, false, false, false, false);
            preferredWidth = Math.max(preferredWidth, itemRenderer.getPreferredWidth(-1));
        }

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

        return preferredWidth;
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     */
    @Override
    public boolean keyTyped(Component component, char character) {
        boolean consumed = super.keyTyped(component, character);

        ListView listView = (ListView)getComponent();
        List<?> listData = listView.getListData();
        ListView.ItemRenderer itemRenderer = listView.getItemRenderer();

        character = Character.toUpperCase(character);

        for (int i = listView.getLastSelectedIndex() + 1, n = listData.getLength(); i < n; i++) {
            if (!listView.isItemDisabled(i)) {
                String string = itemRenderer.toString(listData.get(i));

                if (string != null
                    && string.length() > 0) {
                    char first = Character.toUpperCase(string.charAt(0));

                    if (first == character) {
                        listView.setSelectedIndex(i);
                        consumed = true;
                        break;
                    }
                }
            }
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    @Override
    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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    @Override
    @SuppressWarnings("unchecked")
    public int getPreferredWidth(int height) {
        int preferredWidth = 0;

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

        ListView.ItemRenderer itemRenderer = listView.getItemRenderer();

        int index = 0;
        for (Object item : listData) {
            itemRenderer.render(item, index++, listView, false, false, false, false);
            preferredWidth = Math.max(preferredWidth, itemRenderer.getPreferredWidth(-1));
        }

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

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

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

        if (variableItemHeight) {
            int clientWidth = width;
            if (listView.getCheckmarksEnabled()) {
                clientWidth = Math.max(clientWidth - (CHECKBOX.getWidth() + (checkboxPadding.left
                    + checkboxPadding.right)), 0);
            }

            int index = 0;
            for (Object item : listData) {
                itemRenderer.render(item, index++, listView, false, false, false, false);
                preferredHeight += itemRenderer.getPreferredHeight(clientWidth);
            }
        } else {
            itemRenderer.render(null, -1, listView, false, false, false, false);

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

            preferredHeight = listData.getLength() * fixedItemHeight;
 
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    }

    @Override
    @SuppressWarnings("unchecked")
    public int getBaseline(int width, int height) {
        ListView listView = (ListView)getComponent();

        int baseline = -1;

        int clientWidth = width;
        if (listView.getCheckmarksEnabled()) {
            clientWidth = Math.max(clientWidth - (CHECKBOX.getWidth() + (checkboxPadding.left
                + checkboxPadding.right)), 0);
        }

        ListView.ItemRenderer itemRenderer = listView.getItemRenderer();
        List<Object> listData = (List<Object>)listView.getListData();
        if (variableItemHeight && listData.getLength() > 0) {
            itemRenderer.render(listData.get(0), 0, listView, false, false, false, false);
            int itemHeight = itemRenderer.getPreferredHeight(clientWidth);
            if (listView.getCheckmarksEnabled()) {
                itemHeight = Math.max(CHECKBOX.getHeight() + (checkboxPadding.top
                    + checkboxPadding.bottom), itemHeight);
            }

            baseline = itemRenderer.getBaseline(clientWidth, itemHeight);
        } else {
            itemRenderer.render(null, -1, listView, false, false, false, false);

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

            baseline = itemRenderer.getBaseline(clientWidth, fixedItemHeight);
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