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The Waikato Environment for Knowledge Analysis (WEKA), a machine
learning workbench. This version represents the developer version, the
"bleeding edge" of development, you could say. New functionality gets added
to this version.
/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see java.awt.Dialog or from
* java.awt.Frame) or, if none available,
* using (Frame) null as owner.
*/
public PropertyDialog(PropertyEditor pe, int x, int y) {
this((Frame) null, pe, x, y);
setVisible(true);
}
/**
* Creates the (screen-centered) editor dialog. The dialog is automatically
* modal in case the owner is non-null.
*
* @param owner the dialog that opens this dialog
* @param pe the PropertyEditor
*/
public PropertyDialog(Dialog owner, PropertyEditor pe) {
this(owner, pe, -1, -1);
}
/**
* Creates the editor dialog at the given position. The dialog is automatically
* modal in case the owner is non-null.
*
* @param owner the dialog that opens this dialog
* @param pe the PropertyEditor
* @param x initial x coord for the dialog
* @param y initial y coord for the dialog
*/
public PropertyDialog(Dialog owner, PropertyEditor pe, int x, int y) {
super(owner, pe.getClass().getName(), ModalityType.DOCUMENT_MODAL);
initialize(pe, x, y);
}
/**
* Creates the (screen-centered) editor dialog. The dialog is automatically
* modal in case the owner is non-null.
*
* @param owner the frame that opens this dialog
* @param pe the PropertyEditor
*/
public PropertyDialog(Frame owner, PropertyEditor pe) {
this(owner, pe, -1, -1);
}
/**
* Creates the editor dialog at the given position. The dialog is automatically
* modal in case the owner is non-null.
*
* @param owner the frame that opens this dialog
* @param pe the PropertyEditor
* @param x initial x coord for the dialog
* @param y initial y coord for the dialog
*/
public PropertyDialog(Frame owner, PropertyEditor pe, int x, int y) {
super(owner, pe.getClass().getName(), ModalityType.DOCUMENT_MODAL);
initialize(pe, x, y);
}
/**
* We need to extend the dispose method so that the member variables are set to null and
* the corresponding objects can be garbage collected.
*/
@Override
public void dispose() {
m_Editor = null;
m_EditorComponent = null;
super.dispose();
}
/**
* Initializes the dialog.
*
* @param pe the PropertyEditor
* @param x initial x coord for the dialog
* @param y initial y coord for the dialog
*/
protected void initialize(PropertyEditor pe, int x, int y) {
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
e.getWindow().dispose();
}
});
getContentPane().setLayout(new BorderLayout());
m_Editor = pe;
m_EditorComponent = pe.getCustomEditor();
getContentPane().add(m_EditorComponent, BorderLayout.CENTER);
pack();
int screenWidth = getGraphicsConfiguration().getBounds().width;
int screenHeight = getGraphicsConfiguration().getBounds().height;
// adjust height to a maximum of 95% of screen height
if (getHeight() > (double) screenHeight * 0.95)
setSize(getWidth(), (int) ((double) screenHeight * 0.95));
if ((x == -1) && (y == -1)) {
setLocationRelativeTo(getOwner());
}
else {
// adjust position if necessary
if (x + getWidth() > screenWidth)
x = screenWidth - getWidth();
if (y + getHeight() > screenHeight)
y = screenHeight - getHeight();
setLocation(x, y);
}
}
/**
* Gets the current property editor.
*
* @return a value of type 'PropertyEditor'
*/
public PropertyEditor getEditor() {
return m_Editor;
}
/**
* Tries to determine the frame this panel is part of.
*
* @param c the container to start with
* @return the parent frame if one exists or null if not
*/
public static Frame getParentFrame(Container c) {
Frame result;
Container parent;
result = null;
parent = c;
while (parent != null) {
if (parent instanceof Frame) {
result = (Frame) parent;
break;
}
else {
parent = parent.getParent();
}
}
return result;
}
/**
* Tries to determine the internal frame this panel is part of.
*
* @param c the container to start with
* @return the parent internal frame if one exists or null if not
*/
public static JInternalFrame getParentInternalFrame(Container c) {
JInternalFrame result;
Container parent;
result = null;
parent = c;
while (parent != null) {
if (parent instanceof JInternalFrame) {
result = (JInternalFrame) parent;
break;
}
else {
parent = parent.getParent();
}
}
return result;
}
/**
* Tries to determine the dialog this panel is part of.
*
* @param c the container to start with
* @return the parent dialog if one exists or null if not
*/
public static Dialog getParentDialog(Container c) {
Dialog result;
Container parent;
result = null;
parent = c;
while (parent != null) {
if (parent instanceof Dialog) {
result = (Dialog) parent;
break;
}
else {
parent = parent.getParent();
}
}
return result;
}
}
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