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view dwtexamples/clipboard/ClipboardExample.d @ 17:7b7a54b047e1

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Added unfinished but usable ClipboardExample and Snippet293. Updated other snippets to use the auto keyword. Made the opengl example windows only until it is added to the linux version.
author Jesse Phillips <Jesse.K.Phillips+D@gmail.com>
date Wed, 27 Feb 2008 16:24:17 -0800
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children 49188ccea1d1
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/*******************************************************************************
 * 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
 * D Port:
 *     Jesse Phillips <Jesse.K.Phillips+D> gmail.com
 *******************************************************************************/
module dwtexamples.clipboard;
 
import dwt.DWT;
import dwt.custom.ScrolledComposite;
import dwt.custom.StyledText;
import dwt.dnd.Clipboard;
import dwt.dnd.FileTransfer;
import dwt.dnd.HTMLTransfer;
import dwt.dnd.RTFTransfer;
import dwt.dnd.TextTransfer;
import dwt.dnd.Transfer;
import dwt.events.SelectionAdapter;
import dwt.events.SelectionEvent;
import dwt.graphics.Point;
import dwt.graphics.Rectangle;
import dwt.layout.FillLayout;
import dwt.layout.GridData;
import dwt.layout.GridLayout;
import dwt.widgets.Button;
import dwt.widgets.Combo;
import dwt.widgets.Composite;
import dwt.widgets.DirectoryDialog;
import dwt.widgets.Display;
import dwt.widgets.FileDialog;
import dwt.widgets.Group;
import dwt.widgets.Label;
import dwt.widgets.List;
import dwt.widgets.Shell;
import dwt.widgets.Table;
import dwt.widgets.TableItem;
import dwt.widgets.Text;

import tango.io.Stdout;

class ClipboardExample {
    static const int SIZE = 60;
    Clipboard clipboard;
    Shell shell;
    Text copyText;
    Text pasteText;
    Text copyRtfText;
    Text pasteRtfText;
    Text copyHtmlText;
    Text pasteHtmlText;
    Table copyFileTable;
    Table pasteFileTable;
    Text text;
    Combo combo;
    StyledText styledText;
    Label status;
    
	public void open(Display display) {
		 clipboard = new Clipboard(display);
		 shell = new Shell (display);
		 shell.setText("DWT Clipboard");
		 shell.setLayout(new FillLayout());
		 
		 ScrolledComposite sc = new ScrolledComposite(shell, DWT.H_SCROLL | DWT.V_SCROLL);
		 Composite parent = new Composite(sc, DWT.NONE);
		 sc.setContent(parent);
		 parent.setLayout(new GridLayout(2, true));
		 
		 Group copyGroup = new Group(parent, DWT.NONE);
		 copyGroup.setText("Copy From:");
		 GridData data = new GridData(GridData.FILL_BOTH);
		 copyGroup.setLayoutData(data);
		 copyGroup.setLayout(new GridLayout(3, false));
		 
		 Group pasteGroup = new Group(parent, DWT.NONE);
		 pasteGroup.setText("Paste To:");
		 data = new GridData(GridData.FILL_BOTH);
		 pasteGroup.setLayoutData(data);
		 pasteGroup.setLayout(new GridLayout(3, false));
		 
		 Group controlGroup = new Group(parent, DWT.NONE);
		 controlGroup.setText("Control API:");
		 data = new GridData(GridData.FILL_BOTH);
		 data.horizontalSpan = 2;
		 controlGroup.setLayoutData(data);
		 controlGroup.setLayout(new GridLayout(5, false));
		 
		 /* Enable with Available Types *
		 Group typesGroup = new Group(parent, DWT.NONE);
		 typesGroup.setText("Available Types");
		 data = new GridData(GridData.FILL_BOTH);
		 data.horizontalSpan = 2;
		 typesGroup.setLayoutData(data);
		 typesGroup.setLayout(new GridLayout(2, false));
		 /**/
		 
		 status = new Label(parent, DWT.BORDER);
		 data = new GridData(GridData.FILL_HORIZONTAL);
		 data.horizontalSpan = 2;
		 data.heightHint = 60;
		 status.setLayoutData(data);
		 
		 createTextTransfer(copyGroup, pasteGroup);
		 //TODO: Doesn't work
//		 createRTFTransfer(copyGroup, pasteGroup);
		 createHTMLTransfer(copyGroup, pasteGroup);
		 //TODO: Doesn't work
//		 createFileTransfer(copyGroup, pasteGroup);
		 createMyTransfer(copyGroup, pasteGroup);
		 createControlTransfer(controlGroup);
		 //TODO: Causes Segfault
//		 createAvailableTypes(typesGroup);
		 
		 sc.setMinSize(parent.computeSize(DWT.DEFAULT, DWT.DEFAULT));
		 sc.setExpandHorizontal(true);
		 sc.setExpandVertical(true);
		 
		 Point size = shell.computeSize(DWT.DEFAULT, DWT.DEFAULT);
		 Rectangle monitorArea = shell.getMonitor().getClientArea();
		 shell.setSize(Math.min(size.x, monitorArea.width - 20), Math.min(size.y, monitorArea.height - 20));
		 shell.open();
		 while (!shell.isDisposed ()) {
			  if (!display.readAndDispatch ()) display.sleep ();
		 }
		 clipboard.dispose();
	}
	void createTextTransfer(Composite copyParent, Composite pasteParent) {
		 
		 // TextTransfer
		 Label l = new Label(copyParent, DWT.NONE);
		 l.setText("TextTransfer:"); //$NON-NLS-1$
		 copyText = new Text(copyParent, DWT.MULTI | DWT.BORDER | DWT.V_SCROLL | DWT.H_SCROLL);
		 copyText.setText("some\nplain\ntext");
		 GridData data = new GridData(GridData.FILL_HORIZONTAL);
		 data.heightHint = data.widthHint = SIZE;
		 copyText.setLayoutData(data);
		 Button b = new Button(copyParent, DWT.PUSH);
		 b.setText("Copy");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					auto data = copyText.getText();
					if (data.length > 0) {
						 status.setText("");
						 auto obj = new Object[1];
						 auto trans = new TextTransfer[1];
						 obj[0] = cast(Object) new ArrayWrapperString(data);
						 trans[0] = TextTransfer.getInstance();
						 clipboard.setContents(obj, trans);
					} else {
						 status.setText("nothing to copy");
					}
			  }
		 });
		 
		 l = new Label(pasteParent, DWT.NONE);
		 l.setText("TextTransfer:"); //$NON-NLS-1$
		 pasteText = new Text(pasteParent, DWT.READ_ONLY | DWT.MULTI | DWT.BORDER | DWT.V_SCROLL | DWT.H_SCROLL);
		 data = new GridData(GridData.FILL_HORIZONTAL);
		 data.heightHint = data.widthHint = SIZE;
		 pasteText.setLayoutData(data);
		 b = new Button(pasteParent, DWT.PUSH);
		 b.setText("Paste");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					auto data = cast(ArrayWrapperString) clipboard.getContents(TextTransfer.getInstance());
					if (data !is null) {
						status.setText("");
						 pasteText.setText("begin paste>"~data.array~"<end paste");
					} else {
						 status.setText("nothing to paste");
					}
			  }
		 });
	}
	void createRTFTransfer(Composite copyParent, Composite pasteParent){
		 //  RTF Transfer
		 Label l = new Label(copyParent, DWT.NONE);
		 l.setText("RTFTransfer:"); //$NON-NLS-1$
		 copyRtfText = new Text(copyParent, DWT.MULTI | DWT.BORDER | DWT.V_SCROLL | DWT.H_SCROLL);
		 copyRtfText.setText("some\nrtf\ntext");
		 GridData data = new GridData(GridData.FILL_HORIZONTAL);
		 data.heightHint = data.widthHint = SIZE;
		 copyRtfText.setLayoutData(data);
		 Button b = new Button(copyParent, DWT.PUSH);
		 b.setText("Copy");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					auto data = copyRtfText.getText();
					if (data.length > 0) {
						 status.setText("");
						 data = "{\\rtf1{\\colortbl;\\red255\\green0\\blue0;}\\uc1\\b\\i " ~ data ~ "}";
						 auto obj = new Object[1];
						 auto trans = new Transfer[1];
						 obj[0] = cast(Object) new ArrayWrapperString(data);
						 trans[0] = RTFTransfer.getInstance();
						 clipboard.setContents(obj, trans);
					} else {
						 status.setText("nothing to copy");
					}
			  }
		 });
			
		 l = new Label(pasteParent, DWT.NONE);
		 l.setText("RTFTransfer:"); //$NON-NLS-1$
		 pasteRtfText = new Text(pasteParent, DWT.READ_ONLY | DWT.MULTI | DWT.BORDER | DWT.V_SCROLL | DWT.H_SCROLL);
		 data = new GridData(GridData.FILL_HORIZONTAL);
		 data.heightHint = data.widthHint = SIZE;
		 pasteRtfText.setLayoutData(data);
		 b = new Button(pasteParent, DWT.PUSH);
		 b.setText("Paste");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					auto data = cast(ArrayWrapperString) clipboard.getContents(RTFTransfer.getInstance());
					if (data !is null) {
						status.setText("");
						pasteRtfText.setText("begin paste>"~data.array~"<end paste");
					} else {
						 status.setText("nothing to paste");
					}
			  }
		 });
	}
	void createHTMLTransfer(Composite copyParent, Composite pasteParent){
		 //  HTML Transfer
		 Label l = new Label(copyParent, DWT.NONE);
		 l.setText("HTMLTransfer:"); //$NON-NLS-1$
		 copyHtmlText = new Text(copyParent, DWT.MULTI | DWT.BORDER | DWT.V_SCROLL | DWT.H_SCROLL);
		 copyHtmlText.setText("<b>Hello World</b>");
		 GridData data = new GridData(GridData.FILL_HORIZONTAL);
		 data.heightHint = data.widthHint = SIZE;
		 copyHtmlText.setLayoutData(data);
		 Button b = new Button(copyParent, DWT.PUSH);
		 b.setText("Copy");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					auto data = copyHtmlText.getText();
					if (data.length > 0) {
						 status.setText("");
						 auto obj = new Object[1];
						 auto trans = new Transfer[1];
						 obj[0] = cast(Object) new ArrayWrapperString(data);
						 trans[0] = HTMLTransfer.getInstance();
						 clipboard.setContents(obj, trans);
					} else {
						 status.setText("nothing to copy");
					}
			  }
		 });
			
		 l = new Label(pasteParent, DWT.NONE);
		 l.setText("HTMLTransfer:"); //$NON-NLS-1$
		 pasteHtmlText = new Text(pasteParent, DWT.READ_ONLY | DWT.MULTI | DWT.BORDER | DWT.V_SCROLL | DWT.H_SCROLL);
		 data = new GridData(GridData.FILL_HORIZONTAL);
		 data.heightHint = data.widthHint = SIZE;
		 pasteHtmlText.setLayoutData(data);
		 b = new Button(pasteParent, DWT.PUSH);
		 b.setText("Paste");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					auto data = cast(ArrayWrapperString) clipboard.getContents(HTMLTransfer.getInstance());
					if (data !is null) {
						 status.setText("");
						 pasteHtmlText.setText("begin paste>"~data.array~"<end paste");
					} else {
						 status.setText("nothing to paste");
					}
			  }
		 });
	}
	void createFileTransfer(Composite copyParent, Composite pasteParent){
		 //File Transfer
		 Label l = new Label(copyParent, DWT.NONE);
		 l.setText("FileTransfer:"); //$NON-NLS-1$
		 
		 Composite c = new Composite(copyParent, DWT.NONE);
		 c.setLayout(new GridLayout(2, false));
		 GridData data = new GridData(GridData.FILL_HORIZONTAL);
		 c.setLayoutData(data);
		 
		 copyFileTable = new Table(c, DWT.MULTI | DWT.BORDER);
		 data = new GridData(GridData.FILL_HORIZONTAL);
		 data.heightHint = data.widthHint = SIZE;
		 data.horizontalSpan = 2;
		 copyFileTable.setLayoutData(data);
		 
		 Button b = new Button(c, DWT.PUSH);
		 b.setText("Select file(s)");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					FileDialog dialog = new FileDialog(shell, DWT.OPEN | DWT.MULTI);
					auto result = dialog.open();
					if (result !is null && result.length > 0){
						 //copyFileTable.removeAll();
						 //This cannot be used
						 //auto separator = System.getProperty("file.separator");
						 version(linux) {
						 	auto separator = "/";
						 }
						 version(win32) {
						 	auto separator = "\\";
						 }
						 auto path = dialog.getFilterPath();
						 auto names = dialog.getFileNames();
						 for (int i = 0; i < names.length; i++) {
							  TableItem item = new TableItem(copyFileTable, DWT.NONE);
							  item.setText(path~separator~names[i]);
						 }
					}
			  }
		 });
		 b = new Button(c, DWT.PUSH);
		 b.setText("Select directory");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					DirectoryDialog dialog = new DirectoryDialog(shell, DWT.OPEN);
					auto result = dialog.open();
					if (result !is null && result.length > 0){
						 //copyFileTable.removeAll();
						 TableItem item = new TableItem(copyFileTable, DWT.NONE);
						 item.setText(result);
					}
			  }
		 });
		 
		 b = new Button(copyParent, DWT.PUSH);
		 b.setText("Copy");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					TableItem[] items = copyFileTable.getItems();
					if (items.length > 0){
						 status.setText("");
						 auto data = new char[][items.length];
						 for (int i = 0; i < data.length; i++) {
							  data[i] = items[i].getText();
						 }
						 auto obj = new Object[1];
						 auto trans = new Transfer[1];
						 obj[0] = cast(Object) new ArrayWrapperString2(data);
						 trans[0] = FileTransfer.getInstance();
						 clipboard.setContents(obj, trans);
					} else {
						 status.setText("nothing to copy");
					}
			  }
		 });
		 
		 l = new Label(pasteParent, DWT.NONE);
		 l.setText("FileTransfer:"); //$NON-NLS-1$
		 pasteFileTable = new Table(pasteParent, DWT.MULTI | DWT.BORDER);
		 data = new GridData(GridData.FILL_HORIZONTAL);
		 data.heightHint = data.widthHint = SIZE;
		 pasteFileTable.setLayoutData(data);
		 b = new Button(pasteParent, DWT.PUSH);
		 b.setText("Paste");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					auto data = cast(ArrayWrapperString2) clipboard.getContents(FileTransfer.getInstance());
					if (data !is null && data.array.length > 0) {
						 status.setText("");
						 pasteFileTable.removeAll();
						 foreach (s; data.array) {
							  TableItem item = new TableItem(pasteFileTable, DWT.NONE);
							  item.setText(s);
						 }
					} else {
						 status.setText("nothing to paste");
					}
			  }
		 });  
	}
	void createMyTransfer(Composite copyParent, Composite pasteParent){
		 //  MyType Transfer
		 // TODO
	}
	void createControlTransfer(Composite parent){
		 Label l = new Label(parent, DWT.NONE);
		 l.setText("Text:");
		 Button b = new Button(parent, DWT.PUSH);
		 b.setText("Cut");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					text.cut();
			  }
		 });
		 b = new Button(parent, DWT.PUSH);
		 b.setText("Copy");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					text.copy();
			  }
		 });
		 b = new Button(parent, DWT.PUSH);
		 b.setText("Paste");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					text.paste();
			  }
		 });
		 text = new Text(parent, DWT.BORDER | DWT.MULTI | DWT.H_SCROLL | DWT.V_SCROLL);
		 GridData data = new GridData(GridData.FILL_HORIZONTAL);
		 data.heightHint = data.widthHint = SIZE;
		 text.setLayoutData(data);
		 
		 l = new Label(parent, DWT.NONE);
		 l.setText("Combo:");
		 b = new Button(parent, DWT.PUSH);
		 b.setText("Cut");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					combo.cut();
			  }
		 });
		 b = new Button(parent, DWT.PUSH);
		 b.setText("Copy");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					combo.copy();
			  }
		 });
		 b = new Button(parent, DWT.PUSH);
		 b.setText("Paste");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					combo.paste();
			  }
		 });
		 combo = new Combo(parent, DWT.NONE);
		 char[][] str = new char[][4];
		 str[0] = "Item 1";
		 str[1] = "Item 2";
		 str[2] = "Item 3";
		 str[3] = "A longer Item";
		 combo.setItems(str);
		 
		 l = new Label(parent, DWT.NONE);
		 l.setText("StyledText:");
		 l = new Label(parent, DWT.NONE);
		 l.setVisible(false);
		 b = new Button(parent, DWT.PUSH);
		 b.setText("Copy");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					styledText.copy();
			  }
		 });
		 b = new Button(parent, DWT.PUSH);
		 b.setText("Paste");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					styledText.paste();
			  }
		 });
		 styledText = new StyledText(parent, DWT.BORDER | DWT.MULTI | DWT.H_SCROLL | DWT.V_SCROLL);
		 data = new GridData(GridData.FILL_HORIZONTAL);
		 data.heightHint = data.widthHint = SIZE;
		 styledText.setLayoutData(data);
	}
	void createAvailableTypes(Composite parent){
		 final List list = new List(parent, DWT.BORDER | DWT.H_SCROLL | DWT.V_SCROLL);
		 GridData data = new GridData(GridData.FILL_BOTH);
		 data.heightHint = 100;
		 list.setLayoutData(data);
		 Button b = new Button(parent, DWT.PUSH);
		 b.setText("Get Available Types");
		 b.addSelectionListener(new class SelectionAdapter {
			  public void widgetSelected(SelectionEvent e) {
					list.removeAll();
					auto names = clipboard.getAvailableTypeNames();
					for (int i = 0; i < names.length; i++) {
						 list.add(names[i]);
					}
			  }
		 });
	}
}
void main() {
	 Stdout.formatln( "The ClipboardExample: still work left" );
    Stdout.formatln( "todo: RTF, File Transfer, Available types");
    Stdout.formatln( "line 300, there might be a better way to do" );
    Stdout.formatln( "system independent path seperators in tango" );
    Stdout.formatln( "" );


    Display display = new Display();
    (new ClipboardExample()).open(display);
    display.dispose();
}