public void select() {
final String directory =
_preferencesStore.get(_preferencesString, Utilities.getWorkingDirectory());
final Shell shell = new Shell(Display.getDefault());
DirectoryDialog dialog = new DirectoryDialog(shell, SWT.MULTI);
dialog.setFilterPath(directory);
dialog.setText("Save JavaSeis Volume(s)");
String rtn = dialog.open();
if (rtn != null) {
_preferencesStore.put(_preferencesString, rtn);
PreferencesUtil.saveInstanceScopePreferences(ServiceComponent.PLUGIN_ID);
}
}
@Override
public void run() {
// Get the last-used directory for polygon region models from the preferences.
final String directory =
_preferencesStore.get(_preferencesString, Utilities.getWorkingDirectory());
// Create the file selection dialog.
Shell shell = new Shell(Display.getCurrent());
FileDialog dialog = new FileDialog(shell, SWT.OPEN);
dialog.setFilterPath(directory);
dialog.setFilterNames(
new String[] {
"ABAVO Polygon Model (*." + PolygonRegionsModel.FILE_EXTENSION + ")",
"Old ABAVO Polygon Model (*." + PolygonRegionsModel.FILE_EXTENSION_OLD + ")"
});
dialog.setFilterExtensions(
new String[] {
"*." + PolygonRegionsModel.FILE_EXTENSION, "*." + PolygonRegionsModel.FILE_EXTENSION_OLD
});
dialog.setText("Load Polygon Model");
shell.setLocation(_parent.getLocation());
// Open the file selection dialog and get the result.
String result = dialog.open();
if (result != null && result.length() > 0) {
File file = new File(result);
// Check the file extension.
boolean validFile = file.getAbsolutePath().endsWith("." + PolygonRegionsModel.FILE_EXTENSION);
boolean validFileOld =
file.getAbsolutePath().endsWith("." + PolygonRegionsModel.FILE_EXTENSION_OLD);
if (!validFile && !validFileOld) {
// Show the user an error message.
UserAssistMessageBuilder message = new UserAssistMessageBuilder();
message.setDescription("Unable to read polygon model file.");
message.addReason("Invalid file type.");
message.addSolution(
"Select a valid polygon model file (*." + PolygonRegionsModel.FILE_EXTENSION + ").");
MessageDialog.openError(shell, "File I/O Error", message.toString());
} else {
boolean rescalePolygons =
MessageDialog.openQuestion(
shell, "Rescale Polygons", "Rescale polygons to plot maximum?");
try {
// Store the directory location in the preferences.
_preferencesStore.put(_preferencesString, file.getParent());
PreferencesUtil.saveInstanceScopePreferences(ServiceComponent.PLUGIN_ID);
// Read the model from the file.
if (validFile) {
_model.readSession(file, rescalePolygons);
} else if (validFileOld) {
_model.readSessionOld(file, rescalePolygons);
}
String message = "Polygon regions model loaded:\n\'" + file.getAbsolutePath() + "\'";
MessageDialog.openInformation(shell, "File I/O", message);
} catch (Exception ex) {
// Show the user an error message.
UserAssistMessageBuilder message = new UserAssistMessageBuilder();
message.setDescription("Unable to read polygon model file.");
message.addReason(ex.toString());
MessageDialog.openError(shell, "File I/O Error", message.toString());
}
}
}
shell.dispose();
}
