xydatasettablemodel.html

jfreechart1。0。2的api。

<FONT color="green">158</FONT>            if (column &lt; 1) {<a name="line.158"></a>
<FONT color="green">159</FONT>                return this.model.getX(0, row);<a name="line.159"></a>
<FONT color="green">160</FONT>            }<a name="line.160"></a>
<FONT color="green">161</FONT>            else {<a name="line.161"></a>
<FONT color="green">162</FONT>                return this.model.getY(column - 1, row);<a name="line.162"></a>
<FONT color="green">163</FONT>            }<a name="line.163"></a>
<FONT color="green">164</FONT>        }<a name="line.164"></a>
<FONT color="green">165</FONT>    <a name="line.165"></a>
<FONT color="green">166</FONT>        /**<a name="line.166"></a>
<FONT color="green">167</FONT>         * Receives notification that the underlying dataset has changed.<a name="line.167"></a>
<FONT color="green">168</FONT>        *<a name="line.168"></a>
<FONT color="green">169</FONT>         * @param event  the event<a name="line.169"></a>
<FONT color="green">170</FONT>         *<a name="line.170"></a>
<FONT color="green">171</FONT>         * @see DatasetChangeListener<a name="line.171"></a>
<FONT color="green">172</FONT>         */<a name="line.172"></a>
<FONT color="green">173</FONT>        public void datasetChanged(DatasetChangeEvent event) {<a name="line.173"></a>
<FONT color="green">174</FONT>            fireTableDataChanged();<a name="line.174"></a>
<FONT color="green">175</FONT>        }<a name="line.175"></a>
<FONT color="green">176</FONT>    <a name="line.176"></a>
<FONT color="green">177</FONT>        /**<a name="line.177"></a>
<FONT color="green">178</FONT>         * Returns a flag indicating whether or not the specified cell is editable.<a name="line.178"></a>
<FONT color="green">179</FONT>         *<a name="line.179"></a>
<FONT color="green">180</FONT>         * @param row  the row number.<a name="line.180"></a>
<FONT color="green">181</FONT>         * @param column  the column number.<a name="line.181"></a>
<FONT color="green">182</FONT>         *<a name="line.182"></a>
<FONT color="green">183</FONT>         * @return &lt;code&gt;true&lt;/code&gt; if the specified cell is editable.<a name="line.183"></a>
<FONT color="green">184</FONT>         */<a name="line.184"></a>
<FONT color="green">185</FONT>        public boolean isCellEditable(int row, int column) {<a name="line.185"></a>
<FONT color="green">186</FONT>            return false;<a name="line.186"></a>
<FONT color="green">187</FONT>       }<a name="line.187"></a>
<FONT color="green">188</FONT>    <a name="line.188"></a>
<FONT color="green">189</FONT>        /**<a name="line.189"></a>
<FONT color="green">190</FONT>         * Updates the {@link XYDataset} if allowed.<a name="line.190"></a>
<FONT color="green">191</FONT>         *<a name="line.191"></a>
<FONT color="green">192</FONT>         * @param value  the new value.<a name="line.192"></a>
<FONT color="green">193</FONT>         * @param row  the row.<a name="line.193"></a>
<FONT color="green">194</FONT>         * @param column  the column.<a name="line.194"></a>
<FONT color="green">195</FONT>         */<a name="line.195"></a>
<FONT color="green">196</FONT>        public void setValueAt(Object value, int row, int column) {<a name="line.196"></a>
<FONT color="green">197</FONT>            if (isCellEditable(row, column)) {<a name="line.197"></a>
<FONT color="green">198</FONT>                // XYDataset only provides methods for reading a dataset...<a name="line.198"></a>
<FONT color="green">199</FONT>            }<a name="line.199"></a>
<FONT color="green">200</FONT>        }<a name="line.200"></a>
<FONT color="green">201</FONT>    <a name="line.201"></a>
<FONT color="green">202</FONT>    //    /**<a name="line.202"></a>
<FONT color="green">203</FONT>    //     * Run a demonstration of the table model interface.<a name="line.203"></a>
<FONT color="green">204</FONT>    //     *<a name="line.204"></a>
<FONT color="green">205</FONT>    //     * @param args  ignored.<a name="line.205"></a>
<FONT color="green">206</FONT>    //     *<a name="line.206"></a>
<FONT color="green">207</FONT>    //     * @throws Exception when an error occurs.<a name="line.207"></a>
<FONT color="green">208</FONT>    //     */<a name="line.208"></a>
<FONT color="green">209</FONT>    //    public static void main(String args[]) throws Exception {<a name="line.209"></a>
<FONT color="green">210</FONT>    //        JFrame frame = new JFrame();<a name="line.210"></a>
<FONT color="green">211</FONT>    //        JPanel panel = new JPanel();<a name="line.211"></a>
<FONT color="green">212</FONT>    //        panel.setLayout(new BorderLayout());<a name="line.212"></a>
<FONT color="green">213</FONT>    //<a name="line.213"></a>
<FONT color="green">214</FONT>    //        XYSeries s1 = new XYSeries("Series 1", true, false);<a name="line.214"></a>
<FONT color="green">215</FONT>    //        for (int i = 0; i &lt; 10; i++) {<a name="line.215"></a>
<FONT color="green">216</FONT>    //            s1.add(i, Math.random());   <a name="line.216"></a>
<FONT color="green">217</FONT>    //        }<a name="line.217"></a>
<FONT color="green">218</FONT>    //        XYSeries s2 = new XYSeries("Series 2", true, false);<a name="line.218"></a>
<FONT color="green">219</FONT>    //        for (int i = 0; i &lt; 15; i++) {<a name="line.219"></a>
<FONT color="green">220</FONT>    //            s2.add(i, Math.random());   <a name="line.220"></a>
<FONT color="green">221</FONT>    //        }<a name="line.221"></a>
<FONT color="green">222</FONT>    //        DefaultTableXYDataset dataset = new DefaultTableXYDataset();<a name="line.222"></a>
<FONT color="green">223</FONT>    //        dataset.addSeries(s1);<a name="line.223"></a>
<FONT color="green">224</FONT>    //        dataset.addSeries(s2);<a name="line.224"></a>
<FONT color="green">225</FONT>    //        XYDatasetTableModel tablemodel = new XYDatasetTableModel();<a name="line.225"></a>
<FONT color="green">226</FONT>    //<a name="line.226"></a>
<FONT color="green">227</FONT>    //        tablemodel.setModel(dataset);<a name="line.227"></a>
<FONT color="green">228</FONT>    //<a name="line.228"></a>
<FONT color="green">229</FONT>    //        JTable dataTable = new JTable(tablemodel);<a name="line.229"></a>
<FONT color="green">230</FONT>    //        JScrollPane scroll = new JScrollPane(dataTable);<a name="line.230"></a>
<FONT color="green">231</FONT>    //        scroll.setPreferredSize(new Dimension(600, 150));<a name="line.231"></a>
<FONT color="green">232</FONT>    //<a name="line.232"></a>
<FONT color="green">233</FONT>    //        JFreeChart chart = ChartFactory.createXYLineChart(<a name="line.233"></a>
<FONT color="green">234</FONT>    //            "XY Series Demo",<a name="line.234"></a>
<FONT color="green">235</FONT>    //            "X", "Y", dataset, PlotOrientation.VERTICAL,<a name="line.235"></a>
<FONT color="green">236</FONT>    //            true,<a name="line.236"></a>
<FONT color="green">237</FONT>    //            true,<a name="line.237"></a>
<FONT color="green">238</FONT>    //            false<a name="line.238"></a>
<FONT color="green">239</FONT>    //        );<a name="line.239"></a>
<FONT color="green">240</FONT>    //<a name="line.240"></a>
<FONT color="green">241</FONT>    //        ChartPanel chartPanel = new ChartPanel(chart);<a name="line.241"></a>
<FONT color="green">242</FONT>    //<a name="line.242"></a>
<FONT color="green">243</FONT>    //        panel.add(chartPanel, BorderLayout.CENTER);<a name="line.243"></a>
<FONT color="green">244</FONT>    //        panel.add(scroll, BorderLayout.SOUTH);<a name="line.244"></a>
<FONT color="green">245</FONT>    //<a name="line.245"></a>
<FONT color="green">246</FONT>    //        frame.setContentPane(panel);<a name="line.246"></a>
<FONT color="green">247</FONT>    //        frame.setSize(600, 500);<a name="line.247"></a>
<FONT color="green">248</FONT>    //        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);<a name="line.248"></a>
<FONT color="green">249</FONT>    //        frame.show();<a name="line.249"></a>
<FONT color="green">250</FONT>    //        RefineryUtilities.centerFrameOnScreen(frame);<a name="line.250"></a>
<FONT color="green">251</FONT>    //    }<a name="line.251"></a>
<FONT color="green">252</FONT>    <a name="line.252"></a>
<FONT color="green">253</FONT>    }<a name="line.253"></a>




























































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