Examples of org.apache.pivot.wtk.text.Node

org.apache.pivot.wtk.text.Node
Abstract base class for document nodes.

    private interface StyleApplicator {
        void apply(org.apache.pivot.wtk.text.Span span);
    }


    private void applyAlignmentStyle(HorizontalAlignment horizontalAlignment) {
        Node node = textPane.getDocument().getDescendantAt(textPane.getSelectionStart());
        while (node != null && !(node instanceof Paragraph)) {
            node = node.getParent();
        }
        if (node != null) {
            Paragraph paragraph = (Paragraph) node;
            paragraph.setHorizontalAlignment(horizontalAlignment);
        }

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            // if the selection covers the first part of the span-node, split
            // off the first part of the span-node, and apply the style to it
            int intersectionLength = selectionSpan.end - textSpan.start;
            org.apache.pivot.wtk.text.Span node1 = spanNode.getRange(0, intersectionLength);
            styleApplicator.apply(node1);
            Node node2 = spanNode.getRange(intersectionLength, characterCount - intersectionLength);
            Element parent = spanNode.getParent();
            int index = parent.remove(spanNode);
            parent.insert(node1, index);
            parent.insert(node2, index + 1);
        } else if (selectionSpan.end >= textSpan.end) {

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        }
    }


    private Color getStyledBackgroundColor() {
        Color backgroundColor = null;
        Node node = getNode();
        // run up the tree until we find a Element's style to apply
        while (node != null) {
            if (node instanceof Element) {
                backgroundColor = ((Element) node).getBackgroundColor();
                if (backgroundColor != null) {
                    break;
                }
            }
            node = node.getParent();
        }
        return backgroundColor;
    }

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        if (selectionLength > 0) {
            delete(false);
        }


        Node descendant = document.getDescendantAt(selectionStart);
        int offset = selectionStart - descendant.getDocumentOffset();


        if (descendant instanceof TextNode) {
            // The caret is positioned within an existing text node
            TextNode textNode = (TextNode)descendant;
            textNode.insertText(text, offset);
        } else if (descendant instanceof Paragraph) {
            // The caret is positioned on the paragraph terminator
            Paragraph paragraph = (Paragraph)descendant;


            int n = paragraph.getLength();
            if (n > 0) {
                Node node = paragraph.get(n - 1);
                if (node instanceof TextNode) {
                    // Insert the text into the existing node
                    TextNode textNode = (TextNode)node;
                    textNode.insertText(text, offset - textNode.getOffset());
                } else {

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        if (selectionLength > 0) {
            document.removeRange(selectionStart, selectionLength);
        }


        // Walk up the tree until we find a paragraph
        Node descendant = document.getDescendantAt(selectionStart);
        while (!(descendant instanceof Paragraph)) {
            descendant = descendant.getParent();
        }


        // Split the paragraph at the insertion point
        Paragraph leadingSegment = (Paragraph)descendant;
        int offset = selectionStart - leadingSegment.getDocumentOffset();

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            characterCount = 1;
        }


        if (offset >= 0
            && offset < document.getCharacterCount()) {
            Node descendant = document.getDescendantAt(offset);


            if (selectionLength == 0
                && descendant instanceof Paragraph) {
                // We are deleting a paragraph terminator
                Paragraph paragraph = (Paragraph)descendant;

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        if (selectionLength > 0) {
            delete(false);
        }


        Node descendant = document.getDescendantAt(selectionStart);
        int offset = selectionStart - descendant.getDocumentOffset();


        if (descendant instanceof TextNode) {
            // The caret is positioned within an existing text node
            TextNode textNode = (TextNode)descendant;
            textNode.insertText(text, offset);
        } else if (descendant instanceof Paragraph) {
            // The caret is positioned on the paragraph terminator
            Paragraph paragraph = (Paragraph)descendant;


            int n = paragraph.getLength();
            if (n > 0) {
                Node node = paragraph.get(n - 1);
                if (node instanceof TextNode) {
                    // Insert the text into the existing node
                    TextNode textNode = (TextNode)node;
                    textNode.insertText(text, offset - textNode.getOffset());
                } else {

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        if (selectionLength > 0) {
            document.removeRange(selectionStart, selectionLength);
        }


        // Walk up the tree until we find a paragraph
        Node descendant = document.getDescendantAt(selectionStart);
        while (!(descendant instanceof Paragraph)) {
            descendant = descendant.getParent();
        }


        // Split the paragraph at the insertion point
        Paragraph leadingSegment = (Paragraph)descendant;
        int offset = selectionStart - leadingSegment.getDocumentOffset();

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            characterCount = 1;
        }


        if (offset >= 0
            && offset < document.getCharacterCount()) {
            Node descendant = document.getDescendantAt(offset);


            if (selectionLength == 0
                && descendant instanceof Paragraph) {
                // We are deleting a paragraph terminator
                Paragraph paragraph = (Paragraph)descendant;

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                    y -= nodeView.getY();


                    offset = nodeView.getCharacterAt(x, y);


                    // Adjust the offset
                    Node node = nodeView.getNode();
                    offset += node.getOffset();
                } else {
                    // Return the character count of this node
                    Node node = getNode();
                    offset = node.getCharacterCount();
                }
            }


            return offset;
        }

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org.apache.pivot.demos.text.TextPaneDemo

org.apache.pivot.wtk.skin.TextAreaSkin$ElementView

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org.apache.pivot.wtk.TextArea

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