<vbox hflex="1" vflex="1">
	<label multiline="true">
	1.type text in first textbox, cell A1 should change correspondingly
	2.type text in 2nd textobx, cell C2 should change correspondingly and C3 with a prefix value
	</label>
	<textbox id="tb1" value="Hello!!" >
		<attribute name="onChange"><![CDATA[
			updateSheet1(self.getValue());
		]]></attribute>
	</textbox>
	<textbox id="tb2" value="World" >
		<attribute name="onChange"><![CDATA[
			updateSheet2(self.getValue());
		]]></attribute>
	</textbox>	
	<spreadsheet id="ss" src="/howto/blank.xlsx" maxVisibleRows="200" maxVisibleColumns="40"
		hflex="1" vflex="1" 
		showContextMenu="true" showSheetbar="true" showToolbar="true" 
		showFormulabar="true"/>
	<zscript><![CDATA[
	Book book = ss.getBook();
	Sheet sheet = book.getSheetAt(0);

	Ranges.range(sheet,"A1").setCellEditText("=tb1.value");
	Ranges.range(sheet,"C2").setCellEditText("=tb2.value");
	
	void updateSheet1(String value){
		Ranges.range(sheet).notifyChange(new String[]{"tb1"});
	}
	void updateSheet2(String value){
		Ranges.range(sheet,"C3").setCellEditText("Value : "+value);	
		Ranges.range(sheet,"B1:D3").notifyChange();
	}
	]]>
 </zscript>
</vbox>