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package de.srsoftware.web4rail.tiles;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map.Entry;
import org.json.JSONObject;
import de.srsoftware.tools.Tag;
public abstract class StretchableTile extends Tile {
private static final String LENGTH = "length";
public int length = 1;
@Override
public JSONObject config() {
JSONObject config = super.config();
if (length != 1) config.put(LENGTH, length);
return config;
}
@Override
public JSONObject json() {
JSONObject json = super.json();
if (length > 1) json.put(LENGTH, length);
return json;
}
@Override
protected Tile load(JSONObject json) throws IOException {
super.load(json);
if (json.has(LENGTH)) length = json.getInt(LENGTH);
return this;
}
@Override
public Tag propForm(String id) {
Tag form = super.propForm(id);
new Tag("h4").content(t("Length")).addTo(form);
Tag label = new Tag("label").content(t("length:")+NBSP);
new Tag("input").attr("type", "number").attr("name","length").attr("value", length).addTo(label);
label.addTo(new Tag("p")).addTo(form);
return form;
}
private void setLength(String value) {
try {
setLength(Integer.parseInt(value));
} catch (NumberFormatException nfe) {
LOG.warn("{} is not a valid length!",value);
}
}
public void setLength(int len) {
this.length = Math.max(1, len);
}
@Override
public Tile update(HashMap<String, String> params) throws IOException {
for (Entry<String, String> entry : params.entrySet()) {
switch (entry.getKey()) {
case LENGTH:
setLength(entry.getValue());
break;
}
}
return super.update(params);
}
}