Java Code Examples for ij.io.OpenDialog#getDefaultDirectory()

/** Ask for the user to provide a template XML file to extract a root TemplateThing. */
public TemplateThing askForXMLTemplate(final Project project) {
	// ask for an .xml file or a .dtd file
	//fd.setFilenameFilter(new XMLFileFilter(XMLFileFilter.BOTH));
	final OpenDialog od = new OpenDialog("Select XML Template",
					OpenDialog.getDefaultDirectory(),
					null);
	final String filename = od.getFileName();
	if (null == filename || filename.toLowerCase().startsWith("null")) return null;
	// if there is a path, read it out if possible
	String dir = od.getDirectory();
	if (null == dir) return null;
	if (IJ.isWindows()) dir = dir.replace('\\', '/');
	if (!dir.endsWith("/")) dir += "/";
	TemplateThing[] roots;
	try {
		roots = DTDParser.extractTemplate(dir + filename);
	} catch (final Exception e) {
		IJError.print(e);
		return null;
	}
	if (null == roots || roots.length < 1) return null;
	if (roots.length > 1) {
		Utils.showMessage("Found more than one root.\nUsing first root only.");
	}
	return roots[0];
}
 

/**
 * Executes console commands. Outputs one of the following exit status:
 * <p>
 * "0": Executed a a self-contained command that need no follow-up. null:
 * Failed to retrieve a path. non-null string: A successfully retrieved path
 *
 * @see #interpretCommand
 */
String execCommand(final String cmd) {

	// Case "0": Self-contained commands that need no follow-up
	String exitStatus = String.valueOf(0);
	if (cmd.startsWith("quit")) {
		quit();
		return exitStatus;
	} else if (cmd.startsWith("help")) {
		new ij.gui.HTMLDialog("Commander Help", helpMessage(), false);
		return exitStatus;
	} else if (cmd.startsWith("ls")) {
		printList();
		return exitStatus;
	} else if (cmd.equals("options")) {
		showOptionsDialog();
		return exitStatus;
	} else if (cmd.startsWith("refresh")) {
		freezeStatusBar = false;
		return exitStatus;
	} else if (cmd.startsWith("..")) {
		selectParentDirectory(path);
		return exitStatus;
	} else if (cmd.equals("bookmark")) {
		addBookmark();
		return exitStatus;
	} else if (cmd.equals("cd")) {
		cdToDirectory(path);
		return exitStatus;
	} else if (cmd.startsWith("info")) {
		showInfo();
		return exitStatus;
	}

	// Remaining cases: Commands that only retrieve paths
	exitStatus = null;
	if (cmd.startsWith("goto")) {
		exitStatus = IJ.getDirectory("Choose new directory");
	} else if (cmd.startsWith("~")) {
		exitStatus = IJ.getDirectory("home");
	} else if (cmd.startsWith("imp")) {
		exitStatus = IJ.getDirectory("image");
	} else if (cmd.equals("luts")) {
		exitStatus = IJ.getDirectory(cmd);
	} else if (cmd.equals("macros")) {
		exitStatus = IJ.getDirectory(cmd);
	} else if (cmd.equals("plugins")) {
		exitStatus = IJ.getDirectory(cmd);
	} else if (cmd.startsWith("pwd")) {
		exitStatus = OpenDialog.getDefaultDirectory();
	} else if (cmd.equals("ij")) {
		exitStatus = IJ.getDirectory("imagej");
	} else if (cmd.startsWith("tmp")) {
		exitStatus = IJ.getDirectory("temp");
	} else if (cmd.equals("myr")) {
		exitStatus = Utils.getMyRoutinesDir();
	} else if (cmd.equals("lib")) {
		exitStatus = Utils.getLibDir();
	} else if (cmd.equals("samples")) {
		exitStatus = IJ.getDirectory("imagej") + cmd;
	} else if (cmd.equals("scripts")) {
		exitStatus = IJ.getDirectory("imagej") + cmd;
	}

	if (exitStatus != null && exitStatus.isEmpty())
		exitStatus = null;

	return exitStatus;

}
 

static public void exportSVG(ProjectThing thing, double z_scale) {
	StringBuffer data = new StringBuffer();
	data.append("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n")
	    .append("<svg\n")
	    .append("\txmlns:dc=\"http://purl.org/dc/elements/1.1/\"\n")
	    .append("\txmlns:cc=\"http://web.resource.org/cc/\"\n")
	    .append("\txmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\"\n")
	    .append("\txmlns:svg=\"http://www.w3.org/2000/svg\"\n")
	    .append("\txmlns=\"http://www.w3.org/2000/svg\"\n")
	    //.append("\twidth=\"1500\"\n")
	    //.append("\theight=\"1000\"\n")
	    .append("\tid=\"").append(thing.getProject().toString()).append("\">\n")
	;
	// traverse the tree at node 'thing'
	thing.exportSVG(data, z_scale, "\t");

	data.append("</svg>");

	// save the file
	final SaveDialog sd = new SaveDialog("Save .svg", OpenDialog.getDefaultDirectory(), "svg");
	String dir = sd.getDirectory();
	if (null == dir) return;
	if (IJ.isWindows()) dir = dir.replace('\\', '/');
	if (!dir.endsWith("/")) dir += "/";
	String file_name = sd.getFileName();
	String file_path = dir + file_name;
	File f = new File(file_path);
	if (f.exists()) {
		YesNoCancelDialog d = new YesNoCancelDialog(IJ.getInstance(), "Overwrite?", "File " + file_name + " exists! Overwrite?");
		if (!d.yesPressed()) {
			return;
		}
	}
	String contents = data.toString();
	try {
		DataOutputStream dos = new DataOutputStream(new BufferedOutputStream(new FileOutputStream(f), data.length()));
		dos.writeBytes(contents);
		dos.flush();
	} catch (Exception e) {
		IJError.print(e);
		Utils.log("ERROR: Most likely did NOT save your file.");
	}
}
 

/** A dialog to open a stack, making sure there is enough memory for it. */
synchronized public ImagePlus openStack() {
	final OpenDialog od = new OpenDialog("Select stack", OpenDialog.getDefaultDirectory(), null);
	final String file_name = od.getFileName();
	if (null == file_name || file_name.toLowerCase().startsWith("null")) return null;
	String dir = od.getDirectory().replace('\\', '/');
	if (!dir.endsWith("/")) dir += "/";

	final File f = new File(dir + file_name);
	if (!f.exists()) {
		Utils.showMessage("File " + dir + file_name  + " does not exist.");
		return null;
	}
	// avoid opening trakem2 projects
	if (file_name.toLowerCase().endsWith(".xml")) {
		Utils.showMessage("Cannot import " + file_name + " as a stack.");
		return null;
	}
	// estimate file size: assumes an uncompressed tif, or a zipped tif with an average compression ratio of 2.5
	long size = f.length() / 1024; // in megabytes
	if (file_name.length() -4 == file_name.toLowerCase().lastIndexOf(".zip")) {
		size = (long)(size * 2.5); // 2.5 is a reasonable compression ratio estimate based on my experience
	}
	releaseToFit(size);
	ImagePlus imp_stack = null;
	try {
		IJ.redirectErrorMessages();
		imp_stack = openImagePlus(f.getCanonicalPath());
	} catch (final Exception e) {
		IJError.print(e);
		return null;
	}
	if (null == imp_stack) {
		Utils.showMessage("Can't open the stack.");
		return null;
	} else if (1 == imp_stack.getStackSize()) {
		Utils.showMessage("Not a stack!");
		return null;
	}
	return imp_stack; // the open... command
}