/** Create a Query object and configure it. */
public void init() {
super.init();
_query = new Query();
_query.addCheckBox("check", "Check box", true);
_query.setTextWidth(20);
_query.addLine("line", "Entry box", "default entry");
_query.addDisplay("display", "Display", "displayed string");
String[] choices = {"a", "b", "c"};
_query.addChoice("choice", "Choice", choices, "b");
String[] moreChoices = {"d", "e", "f"};
_query.addChoice("editchoice", "Editable Choice", moreChoices, "d", true);
_query.addSlider("slider", "Slider", 0, -100, 100);
String[] options = {"mayonnaise", "mustard", "both", "none"};
_query.addRadioButtons("radio", "Radio buttons", options, "none");
try {
_query.addFileChooser("fileChooser", "FileChooser", "default", null, null);
} catch (SecurityException security) {
System.out.println("addFileChooser failed: " + security);
}
_query.addColorChooser("colorChooser", "ColorChoser", "{0.0, 0.0, 0.0, 1.0}");
_query.addQueryListener(this);
_query.setBackground(getBackground());
getContentPane().add(_query);
}
/**
* Initialize the applet. This method is called by the browser or applet viewer to inform this
* applet that it has been loaded into the system. It is always called before the first time that
* the start() method is called. In this base class, this method creates a new workspace, and
* instantiates in it the model whose class name is given by the <i>modelClass</i> applet
* parameter. If that model does not contain a manager, then this method creates one for it.
*/
public void init() {
super.init();
_setupOK = true;
_workspace = new Workspace(getClass().getName());
try {
_toplevel = _createModel(_workspace);
_toplevel.setModelErrorHandler(new BasicModelErrorHandler());
// This might not actually be a top level, because we might
// be looking inside. So we check before creating a manager.
if ((_toplevel.getContainer() == null) && _toplevel instanceof CompositeActor) {
if (((CompositeActor) _toplevel).getManager() == null) {
_manager = new Manager(_workspace, "manager");
_manager.addExecutionListener(this);
((CompositeActor) _toplevel).setManager(_manager);
} else {
_manager = ((CompositeActor) _toplevel).getManager();
}
}
} catch (Exception ex) {
_setupOK = false;
report("Creation of model failed:\n", ex);
}
_createView();
}
/** Read applet parameters, open the URL and display the contents in a TextArea. */
public void init() {
super.init();
// Process the rows and columns applet parameters
int rows;
// Process the rows and columns applet parameters
int columns;
String rowsString = getParameter("rows");
if (rowsString != null) {
rows = Integer.parseInt(rowsString);
} else {
rows = 10;
}
String columnsString = getParameter("columns");
if (columnsString != null) {
columns = Integer.parseInt(columnsString);
} else {
columns = 40;
}
// Get the source applet parameter before we create the
// _jTextArea in case there are problems with the parameter.
String sourceURLString = getParameter("source");
URL sourceURL = null;
if (sourceURLString != null) {
try {
showStatus("Reading data . . .");
sourceURL = new URL(getDocumentBase(), sourceURLString);
} catch (MalformedURLException e) {
System.err.println(e.toString());
}
}
/* JFrame _frame = */ new JFrame();
_jTextArea = new JTextArea(rows, columns);
_jTextArea.setEditable(false);
_scrollPane = new JScrollPane(_jTextArea);
getContentPane().add(_scrollPane);
String newline = System.getProperty("line.separator");
if (sourceURL == null) {
showStatus("Failed to open " + sourceURLString);
System.err.println("Failed to open " + sourceURLString);
} else {
// Read in the data one line at a time.
InputStream in = null;
try {
in = sourceURL.openStream();
_bufferedReader = new BufferedReader(new InputStreamReader(in));
String line = _bufferedReader.readLine();
while (line != null) {
_jTextArea.append(line + newline);
line = _bufferedReader.readLine();
}
showStatus("Done");
} catch (FileNotFoundException e) {
System.err.println("File not found: " + e);
} catch (IOException e) {
System.err.println("Error reading input file: " + e);
} finally {
if (in != null) {
try {
in.close();
} catch (Exception ex) {
System.err.println("Failed to close " + sourceURLString + ":" + ex);
}
}
}
}
// getContentPane().add(_frame);
// getContentPane().add(_jTextArea);
validate();
repaint();
}
