changeset 176:219f3c1087d1

Second browser test -- loads eclipse.org url
author John Reimer <terminal.node@gmail.com>
date Sun, 02 Nov 2008 08:12:48 -0800
parents 548a657378b8
children 9940f681d053
files snippets/browser/Snippet128.d
diffstat 1 files changed, 172 insertions(+), 0 deletions(-) [+]
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line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/snippets/browser/Snippet128.d	Sun Nov 02 08:12:48 2008 -0800
@@ -0,0 +1,172 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ * Ported to the D Programming Language:
+ *     by John Reimer
+ *******************************************************************************/
+module Snippet128;
+
+/*
+ * Browser example snippet: bring up a browser
+ *
+ * For a list of all DWT example snippets see
+ * http://www.eclipse.org/swt/snippets/
+ * 
+ * @since 3.0
+ */
+
+version(linux) 
+{
+    version(build) 
+    {
+    pragma(link,"stdc++");
+    pragma(link,"xpcomglue");
+    }
+}
+
+import tango.io.Console;
+import dwt.dwthelper.utils;
+
+import dwt.DWT;
+import dwt.DWTError;
+import dwt.DWTException;
+
+import dwt.browser.Browser;
+import dwt.browser.ProgressEvent;
+import dwt.browser.ProgressListener;
+import dwt.browser.StatusTextEvent;
+import dwt.browser.StatusTextListener;
+import dwt.browser.LocationEvent;
+import dwt.browser.LocationListener;
+
+import dwt.layout.GridLayout;
+import dwt.layout.GridData;
+
+import dwt.widgets.Shell;
+import dwt.widgets.Display;
+import dwt.widgets.ToolBar;
+import dwt.widgets.ToolItem;
+import dwt.widgets.Label;
+import dwt.widgets.Text;
+import dwt.widgets.ProgressBar;
+import dwt.widgets.Listener;
+import dwt.widgets.Event;
+
+public static void main(String [] args) {
+	Display display = new Display();
+	final Shell shell = new Shell(display);
+	GridLayout gridLayout = new GridLayout();
+	gridLayout.numColumns = 3;
+	shell.setLayout(gridLayout);
+	ToolBar toolbar = new ToolBar(shell, DWT.NONE);
+	ToolItem itemBack = new ToolItem(toolbar, DWT.PUSH);
+	itemBack.setText("Back");
+	ToolItem itemForward = new ToolItem(toolbar, DWT.PUSH);
+	itemForward.setText("Forward");
+	ToolItem itemStop = new ToolItem(toolbar, DWT.PUSH);
+	itemStop.setText("Stop");
+	ToolItem itemRefresh = new ToolItem(toolbar, DWT.PUSH);
+	itemRefresh.setText("Refresh");
+	ToolItem itemGo = new ToolItem(toolbar, DWT.PUSH);
+	itemGo.setText("Go");
+	
+	GridData data = new GridData();
+    data.horizontalSpan = 3;
+	toolbar.setLayoutData(data);
+
+	Label labelAddress = new Label(shell, DWT.NONE);
+	labelAddress.setText("Address");
+		
+	final Text location = new Text(shell, DWT.BORDER);
+	data = new GridData();
+	data.horizontalAlignment = GridData.FILL;
+	data.horizontalSpan = 2;
+	data.grabExcessHorizontalSpace = true;
+	location.setLayoutData(data);
+
+	Browser browser;
+	try {
+		browser = new Browser(shell, DWT.NONE);
+	} catch (DWTError e) {
+		Cout ("Could not instantiate Browser: " ~ e.getMessage());
+		return;
+	}
+	data = new GridData();
+	data.horizontalAlignment = GridData.FILL;
+	data.verticalAlignment = GridData.FILL;
+	data.horizontalSpan = 3;
+	data.grabExcessHorizontalSpace = true;
+	data.grabExcessVerticalSpace = true;
+	browser.setLayoutData(data);
+
+	Label status = new Label(shell, DWT.NONE);
+	data = new GridData(GridData.FILL_HORIZONTAL);
+	data.horizontalSpan = 2;
+	status.setLayoutData(data);
+
+	ProgressBar progressBar = new ProgressBar(shell, DWT.NONE);
+	data = new GridData();
+	data.horizontalAlignment = GridData.END;
+	progressBar.setLayoutData(data);
+
+	/* event handling */
+	Listener listener = new class() Listener {
+		public void handleEvent(Event event) {
+			ToolItem item = cast(ToolItem)event.widget;
+			String string = item.getText();
+			if (string.equals("Back")) browser.back(); 
+			else if (string.equals("Forward")) browser.forward();
+			else if (string.equals("Stop")) browser.stop();
+			else if (string.equals("Refresh")) browser.refresh();
+			else if (string.equals("Go")) browser.setUrl(location.getText());
+	   }
+	};
+	browser.addProgressListener(new class() ProgressListener {
+		public void changed(ProgressEvent event) {
+				if (event.total == 0) return;                            
+				int ratio = event.current * 100 / event.total;
+				progressBar.setSelection(ratio);
+		}
+		public void completed(ProgressEvent event) {
+			progressBar.setSelection(0);
+		}
+	});
+	browser.addStatusTextListener(new class() StatusTextListener {
+		public void changed(StatusTextEvent event) {
+			status.setText(event.text);	
+		}
+	});
+	browser.addLocationListener(new class() LocationListener {
+		public void changed(LocationEvent event) {
+			if (event.top) location.setText(event.location);
+		}
+		public void changing(LocationEvent event) {
+		}
+	});
+	itemBack.addListener(DWT.Selection, listener);
+	itemForward.addListener(DWT.Selection, listener);
+	itemStop.addListener(DWT.Selection, listener);
+	itemRefresh.addListener(DWT.Selection, listener);
+	itemGo.addListener(DWT.Selection, listener);
+	location.addListener(DWT.DefaultSelection, new class() Listener {
+		public void handleEvent(Event e) {
+			browser.setUrl(location.getText());
+		}
+	});
+		
+	shell.open();
+	browser.setUrl("http://eclipse.org");
+		
+	while (!shell.isDisposed()) {
+		if (!display.readAndDispatch())
+			display.sleep();
+	}
+	display.dispose();
+}
+