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Processing is a programming language, development environment, and online community.
This PDE package contains the Processing IDE.
/* -*- mode: java; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
Part of the Processing project - http://processing.org
Copyright (c) 2015 The Processing Foundation
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
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, write to the Free Software Foundation, Inc.
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package processing.app.ui;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import processing.app.Mode;
abstract public class EditorButton extends JComponent
implements MouseListener, MouseMotionListener, ActionListener {
static public final int DIM = 30;
/** Button's description. */
protected String title;
/** Description of alternate behavior when shift is down. */
protected String titleShift;
/** Description of alternate behavior when alt is down. */
protected String titleAlt;
protected boolean pressed;
protected boolean selected;
protected boolean rollover;
// protected JLabel rolloverLabel;
protected boolean shift;
protected Image enabledImage;
protected Image disabledImage;
protected Image selectedImage;
protected Image rolloverImage;
protected Image pressedImage;
protected Image gradient;
protected EditorToolbar toolbar;
// protected Mode mode;
public EditorButton(EditorToolbar parent, String name, String title) {
this(parent, name, title, title, title);
}
public EditorButton(EditorToolbar parent, String name,
String title, String titleShift) {
this(parent, name, title, titleShift, title);
}
public EditorButton(EditorToolbar parent, String name,
String title, String titleShift, String titleAlt) {
this.toolbar = parent;
this.title = title;
this.titleShift = titleShift;
this.titleAlt = titleAlt;
Mode mode = toolbar.mode;
disabledImage = mode.loadImageX(name + "-disabled");
enabledImage = mode.loadImageX(name + "-enabled");
selectedImage = mode.loadImageX(name + "-selected");
pressedImage = mode.loadImageX(name + "-pressed");
rolloverImage = mode.loadImageX(name + "-rollover");
if (disabledImage == null) {
disabledImage = enabledImage;
}
if (selectedImage == null) {
selectedImage = enabledImage;
}
if (pressedImage == null) {
pressedImage = enabledImage; // could be selected image
}
if (rolloverImage == null) {
rolloverImage = enabledImage; // could be pressed image
}
addMouseListener(this);
addMouseMotionListener(this);
}
@Override
public void paintComponent(Graphics g) {
Image image = enabledImage;
if (!isEnabled()) {
image = disabledImage;
} else if (selected) {
image = selectedImage;
} else if (pressed) {
image = pressedImage;
} else if (rollover) {
image = rolloverImage;
}
if (gradient != null) {
g.drawImage(gradient, 0, 0, DIM, DIM, this);
}
g.drawImage(image, 0, 0, DIM, DIM, this);
}
// public String toString() {
// switch (this) {
// case DISABLED: return "disabled";
// case ENABLED: return "enabled";
// case SELECTED: return "selected";
// case ROLLOVER: return "rollover";
// case PRESSED: return "pressed";
//
//// for (State bs : State.values()) {
//// Image image = mode.loadImage(bs.getFilename(name));
//// if (image != null) {
//// imageMap.put(bs, image);
//// }
//// }
////
//// enabled = true;
//// //updateState();
//// setState(State.ENABLED);
// }
// public void setReverse() {
// gradient = mode.makeGradient("reversed", DIM, DIM);
// }
// public void setGradient(Image gradient) {
// this.gradient = gradient;
// }
// public void setRolloverLabel(JLabel label) {
// rolloverLabel = label;
// }
@Override
public void mouseClicked(MouseEvent e) {
// if (isEnabled()) {
// shift = e.isShiftDown();
// actionPerformed(new ActionEvent(this, ActionEvent.ACTION_PERFORMED,
// null, e.getModifiers()));
// }
}
public boolean isShiftDown() {
return shift;
}
@Override
public void mousePressed(MouseEvent e) {
setPressed(true);
// Need to fire here (or on mouse up) because mouseClicked()
// won't be fired if the user nudges the mouse while clicking.
// https://github.com/processing/processing/issues/3529
shift = e.isShiftDown();
actionPerformed(new ActionEvent(this, ActionEvent.ACTION_PERFORMED,
null, e.getModifiers()));
}
@Override
public void mouseReleased(MouseEvent e) {
setPressed(false);
}
public void setPressed(boolean pressed) {
if (isEnabled()) {
this.pressed = pressed;
repaint();
}
}
public void setSelected(boolean selected) {
this.selected = selected;
}
/*
@Override
public void keyTyped(KeyEvent e) { }
@Override
public void keyReleased(KeyEvent e) {
updateRollover(e);
}
@Override
public void keyPressed(KeyEvent e) {
System.out.println(e);
updateRollover(e);
}
*/
public String getRolloverText(InputEvent e) {
if (e.isShiftDown()) {
return titleShift;
} else if (e.isAltDown()) {
return titleAlt;
}
return title;
}
/*
public void updateRollover(InputEvent e) {
if (rolloverLabel != null) {
if (e.isShiftDown()) {
rolloverLabel.setText(titleShift);
} else if (e.isAltDown()) {
rolloverLabel.setText(titleAlt);
} else {
rolloverLabel.setText(title);
}
}
}
*/
@Override
public void mouseEntered(MouseEvent e) {
toolbar.setRollover(this, e);
/*
rollover = true;
updateRollover(e);
repaint();
*/
}
@Override
public void mouseExited(MouseEvent e) {
toolbar.setRollover(null, e);
/*
rollover = false;
if (rolloverLabel != null) {
rolloverLabel.setText("");
}
repaint();
*/
}
@Override
public void mouseDragged(MouseEvent e) { }
@Override
public void mouseMoved(MouseEvent e) { }
abstract public void actionPerformed(ActionEvent e);
// @Override
// public void actionPerformed(ActionEvent e) {
// // To be overridden by all subclasses
// }
@Override
public Dimension getPreferredSize() {
return new Dimension(DIM, DIM);
}
@Override
public Dimension getMinimumSize() {
return getPreferredSize();
}
@Override
public Dimension getMaximumSize() {
return getPreferredSize();
}
// public Image getImage() {
// return imageMap.get(state);
// }
//
//
//// protected void updateState() {
//// state = ButtonState.ENABLED;
//// }
//
//
// public void setEnabled(boolean enabled) {
// this.enabled = enabled;
// if (enabled) {
// if (state == State.DISABLED) {
// setState(State.ENABLED);
// }
// } else {
// if (state == State.ENABLED) {
// setState(State.DISABLED);
// }
// }
// }
//
//
// public void setState(State state) {
// this.state = state;
// }
// public enum State {
// DISABLED, ENABLED, SELECTED, ROLLOVER, PRESSED;
//
// /**
// * @param name the root name
// * @return
// */
// public String getFilename(String name) {
// final int res = Toolkit.highResDisplay() ? 2 : 1;
// return name + "-" + toString() + "-" + res + "x.png";
// }
//
// public String toString() {
// switch (this) {
// case DISABLED: return "disabled";
// case ENABLED: return "enabled";
// case SELECTED: return "selected";
// case ROLLOVER: return "rollover";
// case PRESSED: return "pressed";
// }
// return null;
// }
// }
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