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/**
* DataCleaner (community edition)
* Copyright (C) 2014 Free Software Foundation, Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.datacleaner.widgets.tabs;
import java.awt.Component;
import java.awt.Container;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
/**
* This is a slightly rewritten/modified version of swingutil's
* ClosableTabbedPane
*/
final class Packer extends GridBagLayout implements Cloneable {
private static final long serialVersionUID = 5315740263318700891L;
/**
* The current constraints used for subsequent uses of the PackAs interface
* returned by the methods below.
*/
protected GridBagConstraints gc = null;
/**
* The component currently being layed out.
*/
protected Component comp;
/**
* If the Packer( Container ) constructor is used, this member contains a
* reference to the container that this instance provides layout for.
*/
protected Container container;
/**
* Create a new Packer instance. A Packer constructed with this constructor
* will have no "designated" container for the elements that it packs. Thus,
* each will need to be added to the container individually as well as being
* pack()'d or add()'d with the packer.
*/
public Packer() {
super();
}
/**
* Creates a new Packer instance that is used to layout the passed
* container. This version of the constructor allows for more compact code
* by causing this instance to automatically add() the components to the
* container as well as do the layout.
*/
public Packer(final Container cont) {
super();
cont.setLayout(this);
container = cont;
}
/**
* Create a copy of this Packer Object.
*
* @exception CloneNotSupportedException
* if strange clone errors occur
*/
@Override
public Packer clone() {
try {
return (Packer) super.clone();
} catch (final CloneNotSupportedException e) {
// should never happen
throw new RuntimeException(e);
}
}
/**
* Copy the passed component's contraints as the current constraints. This
* is typically used to reuse constraints set on another component. Be
* careful with this method as it does not protect you from cascading reuse
* issues. This method uses {@link GridBagLayout#getConstraints(Component)} to get a
* copy of the constraints for comp.
*
* @param comp
* the component to get the constraints
*
*
* Packer pk = new Packer(pan);
* pk.pack(lab).gridx(0).inset(10, 10, 10, 10);
* pk.pack(text).like(lab).gridx(1).fillx(); // same insets
*
*/
public Packer like(final Component comp) {
// Get a copy of the components constraints
gc = getConstraints(comp);
if (gc == null) {
throw new IllegalArgumentException(comp + " has no existing constraints");
}
setConstraints(comp, gc);
return this;
}
/**
* A non chainable version of {@link #like(Component)}
*
* @see #like(Component)
*/
public void setInitialConstraintsFrom(final Component comp) {
gc = getConstraints(comp);
if (gc == null) {
throw new IllegalArgumentException(comp + " has no existing constraints");
}
setConstraints(comp, gc);
}
/**
* Get the designated container for this instance.
*/
public Container getContainer() {
return container;
}
/**
* Set the designated container for objects packed by this instance.
*
* @param cont
* the Container to use to add the components to when .pack() or
* .add() is invoked.
* @exception IllegalAccessException
* if container already set
*/
public Packer setContainer(final Container cont) throws IllegalAccessException {
if (container != null) {
final Packer p = (Packer) clone();
container.setLayout(p);
}
container = cont;
cont.setLayout(this);
return this;
}
/**
* This method is used to specify the container that the next component that
* is added or packed will be placed in.
*
* @param cont
* The container to place future components into.
* @exception IllegalAccessException
* if container is already set
*/
public Packer into(final Container cont) throws IllegalAccessException {
setContainer(cont);
return this;
}
/**
* Establishes a new set of constraints to layout the widget passed. The
* created constraints are applied to the passed Component and if a
* Container is known to this object, the component is added to the known
* container.
*
* @param cp
* The component to layout.
*/
public Packer pack(final Component cp) {
if (container != null) {
container.add(cp);
}
comp = cp;
gc = new GridBagConstraints();
setConstraints(comp, gc);
return this;
}
/**
* Reuses the previous set of constraints to layout the widget passed
*
* @param cp
* The component to layout. It must be added to the Container
* owning this LayoutManager by the calling code.
*/
public Packer add(final Component cp) {
if (container != null) {
container.add(cp);
}
comp = cp;
if (gc == null) {
gc = new GridBagConstraints();
}
setConstraints(comp, gc);
return this;
}
/**
*/
public boolean getAnchorNorth() {
return gc.anchor == GridBagConstraints.NORTH;
}
/**
* Add anchor=NORTH to the constraints for the current component if how ==
* true remove it if false.
*/
public Packer setAnchorNorth(final boolean how) {
if (how == true) {
gc.anchor = GridBagConstraints.NORTH;
} else {
gc.anchor &= ~GridBagConstraints.NORTH;
}
setConstraints(comp, gc);
return this;
}
/**
* Add anchor=NORTH to the constraints for the current component.
*/
public Packer north() {
gc.anchor = GridBagConstraints.NORTH;
setConstraints(comp, gc);
return this;
}
/**
*/
public boolean getAnchorSouth() {
return gc.anchor == GridBagConstraints.SOUTH;
}
/**
* Add anchor=SOUTH to the constraints for the current component if how ==
* true remove it if false.
*/
public Packer setAnchorSouth(final boolean how) {
if (how == true) {
gc.anchor = GridBagConstraints.SOUTH;
} else {
gc.anchor &= ~GridBagConstraints.SOUTH;
}
setConstraints(comp, gc);
return this;
}
/**
* Add anchor=SOUTH to the constraints for the current component.
*/
public Packer south() {
gc.anchor = GridBagConstraints.SOUTH;
setConstraints(comp, gc);
return this;
}
/**
*/
public boolean getAnchorEast() {
return gc.anchor == GridBagConstraints.EAST;
}
/**
* Add anchor=EAST to the constraints for the current component if how ==
* true remove it if false.
*/
public Packer setAnchorEast(final boolean how) {
if (how == true) {
gc.anchor = GridBagConstraints.EAST;
} else {
gc.anchor &= ~GridBagConstraints.EAST;
}
setConstraints(comp, gc);
return this;
}
/**
* Add anchor=EAST to the constraints for the current component.
*/
public Packer east() {
gc.anchor = GridBagConstraints.EAST;
setConstraints(comp, gc);
return this;
}
/**
* Set the anchor term to the passed mask. The mask values are described in
* the {@link java.awt.GridbagConstraints} javadoc. This provides a simple
* way to support the JDK1.6 constraints without having Packer/PackAs
* branch. In the future, we can add appropriate methods for the baseline
* etc constraints.
*/
public Packer anchor(final int mask) {
gc.anchor = mask;
setConstraints(comp, gc);
return this;
}
/**
*/
public boolean getAnchorWest() {
return gc.anchor == GridBagConstraints.WEST;
}
/**
* Add anchor=WEST to the constraints for the current component if how ==
* true remove it if false.
*/
public Packer setAnchorWest(final boolean how) {
if (how == true) {
gc.anchor = GridBagConstraints.WEST;
} else {
gc.anchor &= ~GridBagConstraints.WEST;
}
setConstraints(comp, gc);
return this;
}
/**
* Add anchor=WEST to the constraints for the current component.
*/
public Packer west() {
gc.anchor = GridBagConstraints.WEST;
setConstraints(comp, gc);
return this;
}
/**
*/
public boolean getAnchorNorthWest() {
return gc.anchor == GridBagConstraints.NORTHWEST;
}
/**
* Add anchor=NORTHWEST to the constraints for the current component if how
* == true remove it if false.
*/
public Packer setAnchorNorthWest(final boolean how) {
if (how == true) {
gc.anchor = GridBagConstraints.NORTHWEST;
} else {
gc.anchor &= ~GridBagConstraints.NORTHWEST;
}
setConstraints(comp, gc);
return this;
}
/**
* Add anchor=NORTHWEST to the constraints for the current component.
*/
public Packer northwest() {
gc.anchor = GridBagConstraints.NORTHWEST;
setConstraints(comp, gc);
return this;
}
/**
*/
public boolean getAnchorSouthWest() {
return gc.anchor == GridBagConstraints.SOUTHWEST;
}
/**
* Add anchor=SOUTHWEST to the constraints for the current component if how
* == true remove it if false.
*/
public Packer setAnchorSouthWest(final boolean how) {
if (how == true) {
gc.anchor = GridBagConstraints.SOUTHWEST;
} else {
gc.anchor &= ~GridBagConstraints.SOUTHWEST;
}
setConstraints(comp, gc);
return this;
}
/**
* Add anchor=SOUTHWEST to the constraints for the current component.
*/
public Packer southwest() {
gc.anchor = GridBagConstraints.SOUTHWEST;
setConstraints(comp, gc);
return this;
}
/**
*/
public boolean getAnchorNorthEast() {
return gc.anchor == GridBagConstraints.NORTHEAST;
}
/**
* Add anchor=NORTHEAST to the constraints for the current component if how
* == true remove it if false.
*/
public Packer setAnchorNorthEast(final boolean how) {
if (how == true) {
gc.anchor = GridBagConstraints.NORTHEAST;
} else {
gc.anchor &= ~GridBagConstraints.NORTHEAST;
}
setConstraints(comp, gc);
return this;
}
/**
* Add anchor=NORTHEAST to the constraints for the current component.
*/
public Packer northeast() {
gc.anchor = GridBagConstraints.NORTHEAST;
setConstraints(comp, gc);
return this;
}
/**
*/
public boolean getAnchorSouthEast() {
return gc.anchor == GridBagConstraints.SOUTHEAST;
}
/**
* Add anchor=SOUTHEAST to the constraints for the current component if how
* == true remove it if false.
*/
public Packer setAnchorSouthEast(final boolean how) {
if (how == true) {
gc.anchor = GridBagConstraints.SOUTHEAST;
} else {
gc.anchor &= ~GridBagConstraints.SOUTHEAST;
}
setConstraints(comp, gc);
return this;
}
/**
* Add anchor=SOUTHEAST to the constraints for the current component.
*/
public Packer southeast() {
gc.anchor = GridBagConstraints.SOUTHEAST;
setConstraints(comp, gc);
return this;
}
/**
*/
public boolean getXLeftRelative() {
return gc.gridx == GridBagConstraints.RELATIVE;
}
/**
* Add gridx=RELATIVE to the constraints for the current component if how ==
* true 0 it if false.
*/
public Packer setXLeftRelative(final boolean how) {
if (how == true) {
gc.gridx = GridBagConstraints.RELATIVE;
} else {
gc.gridx = 0;
}
setConstraints(comp, gc);
return this;
}
/**
* Add gridx=RELATIVE to the constraints for the current component.
*/
public Packer left() {
gc.gridx = GridBagConstraints.RELATIVE;
setConstraints(comp, gc);
return this;
}
/**
*/
public boolean getYTopRelative() {
return gc.gridy == GridBagConstraints.RELATIVE;
}
/**
* Add gridy=RELATIVE to the constraints for the current component if how ==
* true 0 it if false.
*/
public Packer setYTopRelative(final boolean how) {
if (how == true) {
gc.gridy = GridBagConstraints.RELATIVE;
} else {
gc.gridy = 0;
}
setConstraints(comp, gc);
return this;
}
/**
* Add gridy=RELATIVE to the constraints for the current component.
*/
public Packer top() {
gc.gridy = GridBagConstraints.RELATIVE;
setConstraints(comp, gc);
return this;
}
/**
*/
public boolean getXRightRelative() {
return gc.gridwidth == GridBagConstraints.RELATIVE;
}
/**
* Add gridWidth=RELATIVE to the constraints for the current component if
* how == true 1 it if false.
*/
public Packer setXRightRelative(final boolean how) {
if (how == true) {
gc.gridwidth = GridBagConstraints.RELATIVE;
} else {
gc.gridwidth = 1;
}
setConstraints(comp, gc);
return this;
}
/**
* Add gridwidth=RELATIVE to the constraints for the current component.
*/
public Packer right() {
gc.gridwidth = GridBagConstraints.RELATIVE;
setConstraints(comp, gc);
return this;
}
/**
*/
public boolean getYBottomRelative() {
return gc.gridheight == GridBagConstraints.RELATIVE;
}
/**
* Add gridWidth=RELATIVE to the constraints for the current component if
* how == true 1 it if false.
*/
public Packer setYBottomRelative(final boolean how) {
if (how == true) {
gc.gridheight = GridBagConstraints.RELATIVE;
} else {
gc.gridheight = 1;
}
setConstraints(comp, gc);
return this;
}
/**
* Add gridheight=RELATIVE to the constraints for the current component.
*/
public Packer bottom() {
gc.gridheight = GridBagConstraints.RELATIVE;
setConstraints(comp, gc);
return this;
}
/**
* Add gridx=tot to the constraints for the current component.
*
* @param tot
* - the value to set gridx to.
*/
public Packer gridx(final int tot) {
gc.gridx = tot;
setConstraints(comp, gc);
return this;
}
public int getGridX() {
return gc.gridx;
}
/**
* Add gridy=tot to the constraints for the current component.
*
* @param tot
* - the value to set gridy to.
*/
public Packer gridy(final int tot) {
gc.gridy = tot;
setConstraints(comp, gc);
return this;
}
public int getGridY() {
return gc.gridy;
}
/**
* Add gridwidth=tot to the constraints for the current component.
*
* @param tot
* - the value to set gridwidth to.
*/
public Packer gridw(final int tot) {
gc.gridwidth = tot;
setConstraints(comp, gc);
return this;
}
public int getGridW() {
return gc.gridwidth;
}
/**
* Add gridheight=tot to the constraints for the current component.
*
* @param tot
* - the value to set gridheight to.
*/
public Packer gridh(final int tot) {
gc.gridheight = tot;
setConstraints(comp, gc);
return this;
}
public int getGridH() {
return gc.gridheight;
}
/**
* Add ipadx=cnt to the constraints for the current component.
*
* @param cnt
* - the value to set ipadx to.
*/
public Packer padx(final int cnt) {
gc.ipadx = cnt;
setConstraints(comp, gc);
return this;
}
public int getPadX() {
return gc.ipadx;
}
/**
* Add ipady=cnt to the constraints for the current component.
*
* @param cnt
* - the value to set ipady to.
*/
public Packer pady(final int cnt) {
gc.ipady = cnt;
setConstraints(comp, gc);
return this;
}
public int getPadY() {
return gc.ipady;
}
public boolean getFillX() {
return gc.fill == GridBagConstraints.HORIZONTAL;
}
/**
* Add fill=HORIZONTAL, weightx=1 to the constraints for the current
* component if how == true. fill=0, weightx=0 if how is false.
*/
public Packer setFillX(final boolean how) {
if (how == true) {
gc.fill = GridBagConstraints.HORIZONTAL;
gc.weightx = 1;
} else {
gc.weightx = 0;
gc.fill = 0;
}
setConstraints(comp, gc);
return this;
}
/**
* Add fill=HORIZONTAL, weightx=wtx to the constraints for the current
* component.
*/
public Packer fillx(final double wtx) {
gc.fill = GridBagConstraints.HORIZONTAL;
gc.weightx = wtx;
setConstraints(comp, gc);
return this;
}
/**
* Add fill=HORIZONTAL, weightx=1 to the constraints for the current
* component.
*/
public Packer fillx() {
gc.fill = GridBagConstraints.HORIZONTAL;
gc.weightx = 1;
setConstraints(comp, gc);
return this;
}
public boolean getFillY() {
return gc.fill == GridBagConstraints.VERTICAL;
}
/**
* Add fill=VERITCAL to the constraints for the current component if how ==
* true 1 it if false.
*/
public Packer setFillY(final boolean how) {
if (how == true) {
gc.fill = GridBagConstraints.VERTICAL;
gc.weighty = 1;
} else {
gc.weighty = 0;
gc.fill = 0;
}
setConstraints(comp, gc);
return this;
}
/**
* Add fill=VERTICAL, weighty=wty to the constraints for the current
* component.
*/
public Packer filly(final double wty) {
gc.fill = GridBagConstraints.VERTICAL;
gc.weighty = wty;
setConstraints(comp, gc);
return this;
}
/**
* Add fill=VERTICAL, weighty=1 to the constraints for the current
* component.
*/
public Packer filly() {
gc.fill = GridBagConstraints.VERTICAL;
gc.weighty = 1;
setConstraints(comp, gc);
return this;
}
public boolean getFillBoth() {
return gc.fill == GridBagConstraints.BOTH;
}
/**
* Add fill=BOTH, weightx=1, weighty=1 to the constraints for the current
* component if how == true, fill=0, weightx=0, weighty=0 if it is false.
*/
public Packer setFillBoth(final boolean how) {
if (how == true) {
gc.fill = GridBagConstraints.BOTH;
gc.weightx = 1;
gc.weighty = 1;
} else {
gc.weightx = 0;
gc.weighty = 0;
gc.fill = 0;
}
setConstraints(comp, gc);
return this;
}
/**
* Add fill=BOTH, weighty=1, weightx=1 to the constraints for the current
* component.
*/
public Packer fillboth(final double wtx, final double wty) {
gc.fill = GridBagConstraints.BOTH;
gc.weightx = wtx;
gc.weighty = wty;
setConstraints(comp, gc);
return this;
}
/**
* Add fill=BOTH, weighty=1, weightx=1 to the constraints for the current
* component.
*/
public Packer fillboth() {
gc.fill = GridBagConstraints.BOTH;
gc.weightx = 1;
gc.weighty = 1;
setConstraints(comp, gc);
return this;
}
/**
* Specify the insets for the component.
*
* @param insets
* the insets to apply
*/
public Packer inset(final Insets insets) {
gc.insets = insets;
setConstraints(comp, gc);
return this;
}
public int getInsetTop() {
return gc.insets.top;
}
/**
* sets top Insets on the constraints for the current component to the value
* specified.
*/
public Packer setInsetTop(final int val) {
Insets i = gc.insets;
if (i == null) {
i = new Insets(0, 0, 0, 0);
}
gc.insets = new Insets(val, i.left, i.bottom, i.right);
setConstraints(comp, gc);
return this;
}
public int getInsetBottom() {
return gc.insets.bottom;
}
/**
* sets bottom Insets on the constraints for the current component to the
* value specified.
*/
public Packer setInsetBottom(final int val) {
Insets i = gc.insets;
if (i == null) {
i = new Insets(0, 0, 0, 0);
}
gc.insets = new Insets(i.top, i.left, val, i.right);
setConstraints(comp, gc);
return this;
}
public int getInsetLeft() {
return gc.insets.left;
}
/**
* sets left Insets on the constraints for the current component to the
* value specified.
*/
public Packer setInsetLeft(final int val) {
Insets i = gc.insets;
if (i == null) {
i = new Insets(0, 0, 0, 0);
}
gc.insets = new Insets(i.top, val, i.bottom, i.right);
setConstraints(comp, gc);
return this;
}
public int getInsetRight() {
return gc.insets.right;
}
/**
* sets right Insets on the constraints for the current component to the
* value specified.
*/
public Packer setInsetRight(final int val) {
Insets i = gc.insets;
if (i == null) {
i = new Insets(0, 0, 0, 0);
}
gc.insets = new Insets(i.top, i.left, i.bottom, val);
setConstraints(comp, gc);
return this;
}
/**
* Specify the insets for the component.
*
* @param left
* the inset from the left.
* @param top
* the inset from the top.
* @param right
* the inset from the right.
* @param bottom
* the inset from the bottom.
*/
public Packer inset(final int top, final int left, final int bottom, final int right) {
gc.insets = new Insets(top, left, bottom, right);
setConstraints(comp, gc);
return this;
}
/**
* Add weightx=wt to the constraints for the current component.
*
* @param wt
* - the value to set weightx to.
*/
public Packer weightx(final double wt) {
gc.weightx = wt;
setConstraints(comp, gc);
return this;
}
public double getWeightX() {
return gc.weightx;
}
public double getWeightY() {
return gc.weighty;
}
/**
* Add weighty=wt to the constraints for the current component.
*
* @param wt
* - the value to set weightx to.
*/
public Packer weighty(final double wt) {
gc.weighty = wt;
setConstraints(comp, gc);
return this;
}
public boolean getRemainX() {
return gc.gridwidth == GridBagConstraints.REMAINDER;
}
/**
* Add gridWidth=REMAINDER to the constraints for the current component if
* how == true 1 it if false.
*/
public Packer setRemainX(final boolean how) {
if (how == true) {
gc.gridwidth = GridBagConstraints.REMAINDER;
} else {
gc.gridwidth = 1;
}
setConstraints(comp, gc);
return this;
}
/**
* Add gridwidth=REMAINDER to the constraints for the current component.
*/
public Packer remainx() {
gc.gridwidth = GridBagConstraints.REMAINDER;
setConstraints(comp, gc);
return this;
}
public boolean getRemainY() {
return gc.gridheight == GridBagConstraints.REMAINDER;
}
/**
* Add gridWidth=REMAINDER to the constraints for the current component if
* how == true 1 it if false.
*/
public Packer setRemainY(final boolean how) {
if (how == true) {
gc.gridheight = GridBagConstraints.REMAINDER;
} else {
gc.gridheight = 1;
}
setConstraints(comp, gc);
return this;
}
/**
* Add gridheight=REMAINDER to the constraints for the current component.
*/
public Packer remainy() {
gc.gridheight = GridBagConstraints.REMAINDER;
setConstraints(comp, gc);
return this;
}
}
