/*
* WebWindowOpener.java
*
* Copyright (C) 2009-12 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.common.impl;
import com.google.gwt.core.client.GWT;
import com.google.gwt.http.client.UrlBuilder;
import com.google.gwt.user.client.Window;
import org.rstudio.core.client.Point;
import org.rstudio.core.client.dom.WindowEx;
import org.rstudio.core.client.regex.Pattern;
import org.rstudio.core.client.widget.Operation;
import org.rstudio.core.client.widget.OperationWithInput;
import org.rstudio.studio.client.common.GlobalDisplay;
import org.rstudio.studio.client.common.GlobalDisplay.NewWindowOptions;
import org.rstudio.studio.client.common.WindowOpener;
import org.rstudio.studio.client.common.satellite.SatelliteUtils;
public class WebWindowOpener implements WindowOpener
{
public void openWindow(final GlobalDisplay globalDisplay,
final String url,
final NewWindowOptions options)
{
openWindowInternal(globalDisplay, url, options, "", -1, -1);
}
public void openMinimalWindow(GlobalDisplay globalDisplay,
String url,
NewWindowOptions options,
int width,
int height,
boolean showLocation)
{
webOpenMinimalWindow(globalDisplay,
url,
options,
width,
height,
showLocation);
}
public void openSatelliteWindow(GlobalDisplay globalDisplay,
String viewName,
int width,
int height,
NewWindowOptions options)
{
// build url
UrlBuilder urlBuilder = Window.Location.createUrlBuilder();
urlBuilder.setParameter("view", viewName);
// setup options
if (options == null)
options = new NewWindowOptions();
options.setName(SatelliteUtils.getSatelliteWindowName(viewName));
options.setFocus(true);
// open window (force web codepath b/c desktop needs this so
// that window.opener is hooked up)
webOpenMinimalWindow(globalDisplay,
urlBuilder.buildString(),
options,
width,
height,
false);
}
protected boolean showPopupBlockedMessage()
{
return true;
}
protected boolean hasProtocol(String url)
{
return Pattern.create("^([a-zA-Z]+:)").match(url, 0) != null;
}
protected boolean isAppUrl(String url)
{
return url.startsWith(GWT.getHostPageBaseURL());
}
// enable callers to prevent subclass implementations from taking
// the open window by calling this directly
private void webOpenMinimalWindow(GlobalDisplay globalDisplay,
String url,
NewWindowOptions options,
int width,
int height,
boolean showLocation)
{
String loc = showLocation ? "1" : "0";
String features = "width=" + width + "," +
"height=" + height + "," +
"menubar=0,toolbar=0,location=" + loc + "," +
"status=0,scrollbars=1,resizable=1,directories=0";
// open window at specific position if specified
Point pos = options.getPosition();
if (pos != null)
{
features += ",left=" + pos.x + ",top=" + pos.y;
}
openWindowInternal(globalDisplay, url, options, features, width, height);
}
private void openWindowInternal(GlobalDisplay globalDisplay,
final String url,
NewWindowOptions options,
final String features,
final int width,
final int height)
{
String name = options.getName();
final boolean focus = options.isFocus();
final OperationWithInput<WindowEx> openOperation = options.getCallback();
if (name == null)
name = "_blank";
if (!name.equals("_blank")
&& !name.equals("_top")
&& !name.equals("_parent")
&& !name.equals("_self"))
{
name += "_" + clientId;
}
// Need to make the URL absolute because IE resolves relative URLs
// against the JavaScript file location, not the window.location like
// the other browsers do
final String absUrl = Pattern.create("^/|([a-zA-Z]+:)").match(url, 0) == null
? GWT.getHostPageBaseURL() + url
: url;
final String finalName = name;
WindowEx window = doOpenWindow(absUrl, finalName, features, focus);
if (window == null)
{
if (showPopupBlockedMessage())
{
globalDisplay.showPopupBlockedMessage(new Operation()
{
public void execute()
{
WindowEx window = doOpenWindow(absUrl,
finalName,
features,
focus);
if (window != null)
{
if (openOperation != null)
openOperation.execute(window);
}
}
});
}
}
else
{
if (openOperation != null)
openOperation.execute(window);
}
}
private native WindowEx doOpenWindow(String url,
String name,
String features,
boolean focus)/*-{
var window = $wnd.open(url, name, features);
if (!window)
{
// popup was blocked
return null;
}
if (focus)
{
try {
window.focus();
} catch(e) {}
}
return window;
}-*/;
private static final String clientId = (int)(Math.random() * 10000) + "";
}