--- /dev/null
+package org.argeo.app.geo.swt;
+
+import java.util.concurrent.CompletableFuture;
+
+import org.argeo.app.geo.ux.JsImplementation;
+import org.argeo.app.geo.ux.MapPart;
+import org.argeo.cms.swt.CmsSwtUtils;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.browser.Browser;
+import org.eclipse.swt.browser.ProgressEvent;
+import org.eclipse.swt.browser.ProgressListener;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.widgets.Composite;
+
+public class SwtMapPart extends Composite implements MapPart {
+ static final long serialVersionUID = 2713128477504858552L;
+ private Browser browser;
+
+ // private CompletableFuture<Boolean> renderCompleted = new
+ // CompletableFuture<>();
+ private CompletableFuture<Boolean> pageLoaded = new CompletableFuture<>();
+
+ private String jsImplementation = JsImplementation.OPENLAYERS_MAP_PART.getJsClass();
+ private String mapVar = "globalThis.argeoMap";
+
+ public SwtMapPart(Composite parent, int style) {
+ super(parent, style);
+ parent.setLayout(CmsSwtUtils.noSpaceGridLayout());
+ setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
+ setLayout(CmsSwtUtils.noSpaceGridLayout());
+ browser = new Browser(this, SWT.BORDER);
+ browser.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
+ // functions exposed to JavaScript
+// new onRenderComplete();
+ browser.setUrl("/pkg/org.argeo.app.geo.js/index.html");
+ browser.addProgressListener(new ProgressListener() {
+ static final long serialVersionUID = 1L;
+
+ @Override
+ public void completed(ProgressEvent event) {
+
+ // create map
+ browser.execute(mapVar + " = new " + jsImplementation + "();");
+
+ // browser.execute("console.log(myInstance.myField)");
+ pageLoaded.complete(true);
+ }
+
+ @Override
+ public void changed(ProgressEvent event) {
+ }
+ });
+ }
+
+ @Override
+ public void addPoint(Double lng, Double lat) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public void addUrlLayer(String layer, Format format) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public void setZoom(int zoom) {
+ pageLoaded.thenAccept((b) -> {
+ browser.evaluate(mapVar + ".setZoom(" + zoom + ")");
+ });
+ }
+
+ @Override
+ public void setCenter(Double lng, Double lat) {
+ pageLoaded.thenAccept((b) -> {
+ browser.evaluate(mapVar + ".setCenter(" + lng + ", " + lat + ")");
+ });
+
+ }
+
+// private void setRenderCompleted() {
+// renderCompleted.complete(true);
+// }
+//
+// private class onRenderComplete extends BrowserFunction {
+//
+// onRenderComplete() {
+// super(browser, onRenderComplete.class.getSimpleName());
+// }
+//
+// @Override
+// public Object function(Object[] arguments) {
+// setRenderCompleted();
+// System.out.println("Render complete (Java)");
+// return null;
+// }
+//
+// }
+}