/**
* Display the connecting form to the user, let call set actions.
*
* @param action action to put in the form's title
* @param name name to in the form's title
* @param url URL of a JAD
* @param size 0 if unknown, else size of object to download in K bytes
* @param gaugeLabel label for progress gauge
* @return displayed form
*/
private Form displayProgressForm(
String action, String name, String url, int size, String gaugeLabel) {
Gauge progressGauge;
StringItem urlItem;
progressForm = new Form(null);
progressForm.setTitle(action + " " + name);
if (size <= 0) {
progressGauge = new Gauge(gaugeLabel, false, Gauge.INDEFINITE, Gauge.CONTINUOUS_RUNNING);
} else {
progressGauge = new Gauge(gaugeLabel, false, size, 0);
}
progressGaugeIndex = progressForm.append(progressGauge);
if (url == null) {
urlItem = new StringItem("", "");
} else {
urlItem = new StringItem(Resource.getString(ResourceConstants.AMS_WEBSITE) + ": ", url);
}
progressUrlIndex = progressForm.append(urlItem);
display.setCurrent(progressForm);
lastDisplayChange = System.currentTimeMillis();
return progressForm;
}
/**
* Update URL and gauge of the progress form.
*
* @param url new URL, null to remove, "" to not change
* @param size 0 if unknown, else size of object to download in K bytes
* @param gaugeLabel label for progress gauge
*/
private void updateProgressForm(String url, int size, String gaugeLabel) {
Gauge oldProgressGauge;
Gauge progressGauge;
StringItem urlItem;
// We need to prevent "flashing" on fast development platforms.
while (System.currentTimeMillis() - lastDisplayChange < GraphicalInstaller.ALERT_TIMEOUT) ;
if (size <= 0) {
progressGauge = new Gauge(gaugeLabel, false, Gauge.INDEFINITE, Gauge.CONTINUOUS_RUNNING);
} else {
progressGauge = new Gauge(gaugeLabel, false, size, 0);
}
oldProgressGauge = (Gauge) progressForm.get(progressGaugeIndex);
progressForm.set(progressGaugeIndex, progressGauge);
// this ends the background thread of gauge.
oldProgressGauge.setValue(Gauge.CONTINUOUS_IDLE);
if (url == null) {
urlItem = new StringItem("", "");
progressForm.set(progressUrlIndex, urlItem);
} else if (url.length() != 0) {
urlItem = new StringItem(Resource.getString(ResourceConstants.AMS_WEBSITE) + ": ", url);
progressForm.set(progressUrlIndex, urlItem);
}
lastDisplayChange = System.currentTimeMillis();
}
public void showAllRecordForm() {
fmAllRecords = new Form("All records");
try {
RecordEnumeration recEnum = rs.enumerateRecords(null, null, false);
while (recEnum.hasNextElement()) {
try {
// System.out.println(new String(recEnum.nextRecord()));
String name = "Nenacetl jsem";
int number = 0;
try {
byte[] record = recEnum.nextRecord();
ByteArrayInputStream buffer = new ByteArrayInputStream(record);
DataInputStream dis = new DataInputStream(buffer);
name = dis.readUTF();
number = dis.readInt();
dis.close();
} catch (Exception e) {
}
fmAllRecords.append(name + " " + String.valueOf(number) + "\n");
} catch (Exception e) {
System.out.println(e.getMessage());
}
//
}
} catch (Exception ex) {
System.out.println(ex.getMessage());
}
fmAllRecords.addCommand(cmdMenu);
fmAllRecords.setCommandListener(this);
dsp.setCurrent(fmAllRecords);
}
public void addRecordForm() {
fmAddRecord = new Form("Add Record");
txfName = new TextField("Name", "", 10, TextField.ANY);
txfNumber = new TextField("Number", "", 10, TextField.NUMERIC);
fmAddRecord.append(txfName);
fmAddRecord.append(txfNumber);
fmAddRecord.addCommand(cmdAdd);
fmAddRecord.addCommand(cmdMenu);
fmAddRecord.setCommandListener(this);
dsp.setCurrent(fmAddRecord);
}
public void getNumberRecord() {
fmNumbers = new Form("Number of Records");
int number = 0;
try {
number = rs.getNumRecords();
} catch (Exception e) {
}
fmNumbers.append("Numbers of Records: " + number);
dsp.setCurrent(fmNumbers);
fmNumbers.setCommandListener(this);
fmNumbers.addCommand(cmdMenu);
}
public void showFirstRecord() {
fmFirstRecord = new Form("First Record");
String name = "Nenacetl jsem";
int number = 0;
try {
byte[] record = rs.getRecord(1);
ByteArrayInputStream buffer = new ByteArrayInputStream(record);
DataInputStream dis = new DataInputStream(buffer);
name = dis.readUTF();
number = dis.readInt();
dis.close();
} catch (Exception e) {
}
fmFirstRecord.append(name + " " + String.valueOf(number));
// fmFirstRecord.append(String.valueOf(number));
fmFirstRecord.setCommandListener(this);
fmFirstRecord.addCommand(cmdMenu);
dsp.setCurrent(fmFirstRecord);
}
public void editRecord(int record_num) {
fmEditRecord = new Form("Edit Record");
String name = "Nenacetl jsem";
int number = 0;
try {
byte[] record = rs.getRecord(record_num);
ByteArrayInputStream buffer = new ByteArrayInputStream(record);
DataInputStream dis = new DataInputStream(buffer);
name = dis.readUTF();
number = dis.readInt();
dis.close();
} catch (Exception e) {
}
txfName = new TextField("Name", name, 10, TextField.ANY);
txfNumber = new TextField("Number", String.valueOf(number), 10, TextField.NUMERIC);
fmEditRecord.append(txfName);
fmEditRecord.append(txfNumber);
fmEditRecord.addCommand(cmdEdit);
fmEditRecord.addCommand(cmdMenu);
fmEditRecord.setCommandListener(this);
dsp.setCurrent(fmEditRecord);
}