X-Git-Url: http://git.dolda2000.com/gitweb/?a=blobdiff_plain;f=src%2Fdolda%2Fjsvc%2Fnext%2FIndentWriter.java;fp=src%2Fdolda%2Fjsvc%2Fnext%2FIndentWriter.java;h=93f9c0c0c04b526551bed7078ddc6808c316eff5;hb=938bdee151320b80b6f2b0dbb01c375a012e1aa4;hp=0000000000000000000000000000000000000000;hpb=5203590bbc5672cc6cc2df1b95179a97a2e42cda;p=jsvc.git

diff --git a/src/dolda/jsvc/next/IndentWriter.java b/src/dolda/jsvc/next/IndentWriter.java
new file mode 100644
index 0000000..93f9c0c
--- /dev/null
+++ b/src/dolda/jsvc/next/IndentWriter.java
@@ -0,0 +1,60 @@
+package dolda.jsvc.next;
+
+import java.io.*;
+import org.w3c.dom.*;
+
+public class IndentWriter extends XmlWriter {
+    public int collimit = 80;
+    
+    public IndentWriter(Document doc) {
+	super(doc);
+    }
+    
+    private static boolean onlytext(Element el) {
+	for(Node n = el.getFirstChild(); n != null; n = n.getNextSibling()) {
+	    if(!(n instanceof Text))
+		return(false);
+	}
+	return(true);
+    }
+    
+    protected boolean prebreak(ColumnWriter out, Element el) {
+	if(el.getFirstChild() == null)
+	    return(false);
+	if(onlytext(el))
+	    return(false);
+	return(true);
+    }
+    
+    protected int indent(ColumnWriter out, Element el) {
+	if(onlytext(el))
+	    return(-1);
+	return(2);
+    }
+
+    protected boolean postbreak(ColumnWriter out, Element el) {
+	if(out.col > collimit)
+	    return(true);
+	return(!onlytext(el));
+    }
+
+    protected void attribute(ColumnWriter out, String nm, String val, int indent) throws IOException {
+	if(out.col > indent) {
+	    if(nm.length() + val.length() + 4 > collimit)
+		out.indent(indent);
+	}
+	super.attribute(out, nm, val, indent);
+    }
+    
+    public static void main(String[] args) throws Exception {
+	Html barda = Html.xhtml11("Barda");
+	barda.addcss("/slen.css", "Test");
+	barda.insert("body", barda.el("h1", barda.text("Mast")));
+	barda.finalise();
+	barda.validate();
+	XmlWriter w = new IndentWriter(barda.doc);
+	w.setnsname(Html.ns, null);
+	w.write(System.out);
+	System.out.flush();
+    }
+}