/*
* ReplaceRangesEvent.java
*
* Copyright (C) 2009-13 by RStudio, Inc.
*
* Unless you have received this program directly from RStudio pursuant
* to the terms of a commercial license agreement with RStudio, then
* this program is licensed to you under the terms of version 3 of the
* GNU Affero General Public License. This program is distributed WITHOUT
* ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
* AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
*
*/
package org.rstudio.studio.client.events;
import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.core.client.JsArray;
import com.google.gwt.event.shared.EventHandler;
import org.rstudio.core.client.js.JavaScriptSerializable;
import org.rstudio.studio.client.application.events.CrossWindowEvent;
import org.rstudio.studio.client.workbench.views.source.editors.text.ace.Range;
@JavaScriptSerializable
public class ReplaceRangesEvent extends CrossWindowEvent<ReplaceRangesEvent.Handler>
{
public static class ReplacementData extends JavaScriptObject
{
protected ReplacementData() {}
public final native Range getRange() /*-{ return this["range"]; }-*/;
public final native String getText() /*-{ return this["text"]; }-*/;
}
public static class Data extends JavaScriptObject
{
protected Data() {}
public final native String getId() /*-{ return this["id"]; }-*/;
public final native JsArray<ReplacementData> getReplacementData() /*-{
// return a cached result if available
if (this["result"] != null)
return this["result"];
// generate the array of replacement data
var Range = $wnd.require("ace/range").Range;
var ranges = this["ranges"];
var text = this["text"];
// an empty range implies we should replace the current selection
// do this by propagating a null range, and let caller handle
if (ranges.length == 0) {
var result = [];
result.push({range: null, text: text[0]});
this["result"] = result;
return result;
}
// text can either be passed as a length 1 array, or length n
// array (where n should be the same as the number of ranges)
var isTextScalar = text.length === 1;
var result = [];
for (var i = 0; i < ranges.length; i++) {
var range = ranges[i];
result.push({
range: new Range(range[0], range[1], range[2], range[3]),
text: isTextScalar ? text[0] : text[i]
});
}
// cache result and return
this["result"] = result;
return result;
}-*/;
}
public interface Handler extends EventHandler
{
void onReplaceRanges(ReplaceRangesEvent event);
}
public ReplaceRangesEvent()
{
this(null);
}
public ReplaceRangesEvent(Data data)
{
data_ = data;
}
public Data getData()
{
return data_;
}
private final Data data_;
// Boilerplate ----
@Override
public Type<Handler> getAssociatedType()
{
return TYPE;
}
@Override
protected void dispatch(Handler handler)
{
handler.onReplaceRanges(this);
}
public static final Type<Handler> TYPE = new Type<Handler>();
}