Examples with Span org.apache.pivot.wtk.Span used on opensource projects

Example 6 with Span

use of org.apache.pivot.wtk.Span in project pivot by apache.

the class TextPaneDemo method applyStyle.

private void applyStyle(Document document, Span selectionSpan, StyleApplicator styleApplicator) {
    // I can't apply the styles while iterating over the tree, because I
    // need to update the tree.
    // So first collect a list of all the nodes in the tree.
    List<Node> nodeList = new ArrayList<>();
    collectNodes(document, nodeList);
    final int selectionStart = textPane.getSelectionStart();
    final int selectionLength = textPane.getSelectionLength();
    for (Node node : nodeList) {
        if (node instanceof TextSpan) {
            TextSpan span = (TextSpan) node;
            int documentOffset = node.getDocumentOffset();
            int characterCount = node.getCharacterCount();
            Span textSpan = new Span(documentOffset, documentOffset + characterCount - 1);
            if (selectionSpan.intersects(textSpan)) {
                applyStyleToSpanNode(selectionSpan, styleApplicator, span, characterCount, textSpan);
            }
        }
        if (node instanceof org.apache.pivot.wtk.text.TextNode) {
            org.apache.pivot.wtk.text.TextNode textNode = (org.apache.pivot.wtk.text.TextNode) node;
            int documentOffset = node.getDocumentOffset();
            int characterCount = node.getCharacterCount();
            Span textSpan = new Span(documentOffset, documentOffset + characterCount - 1);
            if (selectionSpan.intersects(textSpan)) {
                applyStyleToTextNode(selectionSpan, styleApplicator, textNode, characterCount, textSpan);
            }
        }
    }
    // maintain the selected range
    textPane.setSelection(selectionStart, selectionLength);
}

Example 7 with Span

use of org.apache.pivot.wtk.Span in project pivot by apache.

the class TextPaneDemo method applyStyleToSelection.

private void applyStyleToSelection(StyleApplicator styleApplicator) {
    Span span = textPane.getSelection();
    if (span == null) {
        return;
    }
    applyStyle(textPane.getDocument(), span, styleApplicator);
}

Example 8 with Span

use of org.apache.pivot.wtk.Span in project pivot by apache.

the class FileDropTargetDemo method initialize.

@Override
public void initialize(Map<String, Object> namespace, URL location, Resources resources) {
    fileList = new FileList();
    fileTableView.setTableData(fileList);
    fileList.getListListeners().add(new ListListener<File>() {

        @Override
        public void itemInserted(List<File> list, int index) {
            uploadButton.setEnabled(list.getLength() > 0);
        }

        @Override
        public void itemsRemoved(List<File> list, int index, Sequence<File> files) {
            uploadButton.setEnabled(list.getLength() > 0);
            if (fileTableView.isFocused() && index < list.getLength()) {
                fileTableView.setSelectedIndex(index);
            }
        }
    });
    fileTableView.getComponentKeyListeners().add(new ComponentKeyListener() {

        @Override
        public boolean keyPressed(Component component, int keyCode, Keyboard.KeyLocation keyLocation) {
            if (keyCode == Keyboard.KeyCode.DELETE || keyCode == Keyboard.KeyCode.BACKSPACE) {
                Sequence<Span> selectedRanges = fileTableView.getSelectedRanges();
                for (int i = selectedRanges.getLength() - 1; i >= 0; i--) {
                    Span range = selectedRanges.get(i);
                    int index = range.start;
                    int count = range.end - index + 1;
                    fileList.remove(index, count);
                }
            }
            return false;
        }
    });
    fileTableView.setDropTarget(new DropTarget() {

        @Override
        public DropAction dragEnter(Component component, Manifest dragContent, int supportedDropActions, DropAction userDropAction) {
            DropAction dropAction = null;
            if (dragContent.containsFileList() && DropAction.COPY.isSelected(supportedDropActions)) {
                dropAction = DropAction.COPY;
            }
            return dropAction;
        }

        @Override
        public void dragExit(Component component) {
        // empty block
        }

        @Override
        public DropAction dragMove(Component component, Manifest dragContent, int supportedDropActions, int x, int y, DropAction userDropAction) {
            return (dragContent.containsFileList() ? DropAction.COPY : null);
        }

        @Override
        public DropAction userDropActionChange(Component component, Manifest dragContent, int supportedDropActions, int x, int y, DropAction userDropAction) {
            return (dragContent.containsFileList() ? DropAction.COPY : null);
        }

        @Override
        public DropAction drop(Component component, Manifest dragContent, int supportedDropActions, int x, int y, DropAction userDropAction) {
            DropAction dropAction = null;
            if (dragContent.containsFileList()) {
                try {
                    FileList tableData = (FileList) fileTableView.getTableData();
                    FileList fileListLocal = dragContent.getFileList();
                    for (File file : fileListLocal) {
                        if (file.isDirectory()) {
                        // TODO Expand recursively
                        }
                        tableData.add(file);
                    }
                    dropAction = DropAction.COPY;
                } catch (IOException exception) {
                    System.err.println(exception);
                }
            }
            dragExit(component);
            return dropAction;
        }
    });
    uploadButton.getButtonPressListeners().add(new ButtonPressListener() {

        @Override
        public void buttonPressed(Button button) {
            Prompt.prompt(MessageType.INFO, "Pretending to upload...", FileDropTargetDemo.this);
        }
    });
}

Example 9 with Span

use of org.apache.pivot.wtk.Span in project pivot by apache.

the class CheckedListViewTest method startup.

@Override
public void startup(Display display, Map<String, String> properties) throws Exception {
    BXMLSerializer serializer = new BXMLSerializer();
    mainWindow = (Window) serializer.readObject(CheckedListViewTest.class, "checked_list_view_test.bxml");
    serializer.bind(this);
    allowMixedStateCheckbox.getButtonPressListeners().add(new ButtonPressListener() {

        @Override
        public void buttonPressed(Button button) {
            listView.setAllowTriStateCheckmarks(button.isSelected());
            // Not sure why, but changing this setting clears all the checks but doesn't
            // trigger the item state listener (it's documented, but ...)
            selectedItemsLabel.setText("");
        }
    });
    showMixedAsSelectedCheckbox.getButtonPressListeners().add(new ButtonPressListener() {

        @Override
        public void buttonPressed(Button button) {
            listView.setCheckmarksMixedAsChecked(button.isSelected());
        }
    });
    listView.getComponentKeyListeners().add(new ComponentKeyListener() {

        @Override
        public boolean keyPressed(Component component, int keyCode, Keyboard.KeyLocation keyLocation) {
            if (keyCode == Keyboard.KeyCode.DELETE) {
                @SuppressWarnings("unchecked") List<Object> listData = (List<Object>) listView.getListData();
                Sequence<Span> selectedRanges = listView.getSelectedRanges();
                for (int i = selectedRanges.getLength() - 1; i >= 0; i--) {
                    Span selectedRange = selectedRanges.get(i);
                    listData.remove(selectedRange.start, selectedRange.end - selectedRange.start + 1);
                }
            }
            return false;
        }
    });
    listView.getListViewItemStateListeners().add(new ListViewItemStateListener() {

        private void displayCheckedItems(ListView listView) {
            List<?> listData = listView.getListData();
            StringBuffer buf = new StringBuffer();
            for (Integer i : listView.getCheckedIndexes()) {
                if (buf.length() > 0) {
                    buf.append(",");
                }
                Object item = listData.get(i);
                buf.append(item.toString());
            }
            selectedItemsLabel.setText(buf.toString());
        }

        @Override
        public void itemCheckedChanged(ListView listView, int index) {
            displayCheckedItems(listView);
        }

        @Override
        public void itemCheckedStateChanged(ListView listView, int index) {
            displayCheckedItems(listView);
        }
    });
    listView.setItemChecked(0, true);
    listView.setItemChecked(2, true);
    mainWindow.open(display);
}

Example 10 with Span

use of org.apache.pivot.wtk.Span in project pivot by apache.

the class TerraTableViewSkin method layout.

@Override
public void layout() {
    columnWidths = getColumnWidths((TableView) getComponent(), getWidth());
    TableView tableView = (TableView) getComponent();
    TableView.ColumnSequence columns = tableView.getColumns();
    if (variableRowHeight) {
        @SuppressWarnings("unchecked") List<Object> tableData = (List<Object>) tableView.getTableData();
        int n = tableData.getLength();
        rowBoundaries = new ArrayList<>(n);
        int rowY = 0;
        for (int i = 0; i < n; i++) {
            Object rowData = tableData.get(i);
            int rowHeight = 0;
            for (int columnIndex = 0, columnCount = columns.getLength(); columnIndex < columnCount; columnIndex++) {
                TableView.Column column = columns.get(columnIndex);
                TableView.CellRenderer cellRenderer = column.getCellRenderer();
                int columnWidth = columnWidths.get(columnIndex).intValue();
                cellRenderer.render(rowData, i, columnIndex, tableView, column.getName(), false, false, false);
                rowHeight = Math.max(rowHeight, cellRenderer.getPreferredHeight(columnWidth));
            }
            rowY += rowHeight;
            rowBoundaries.add(Integer.valueOf(rowY));
            rowY++;
        }
    } else {
        fixedRowHeight = calculateFixedRowHeight(tableView);
    }
    if (validateSelection) {
        // Ensure that the selection is visible
        Sequence<Span> selectedRanges = tableView.getSelectedRanges();
        if (selectedRanges.getLength() > 0) {
            int rangeStart = selectedRanges.get(0).start;
            int rangeEnd = selectedRanges.get(selectedRanges.getLength() - 1).end;
            Bounds selectionBounds = getRowBounds(rangeStart);
            selectionBounds = selectionBounds.union(getRowBounds(rangeEnd));
            Bounds visibleSelectionBounds = tableView.getVisibleArea(selectionBounds);
            if (visibleSelectionBounds != null && visibleSelectionBounds.height < selectionBounds.height) {
                tableView.scrollAreaToVisible(selectionBounds);
            }
        }
    }
    validateSelection = false;
}