JRE 8 rt.jar - java.* Package Source Code
JRE 8 rt.jar is the JAR file for JRE 8 RT (Runtime) libraries.
JRE (Java Runtime) 8 is the runtime environment included in JDK 8.
JRE 8 rt.jar libraries are divided into 6 packages:
com.* - Internal Oracle and Sun Microsystems libraries java.* - Standard Java API libraries. javax.* - Extended Java API libraries. jdk.* - JDK supporting libraries. org.* - Third party libraries. sun.* - Old libraries developed by Sun Microsystems.
JAR File Information:
Directory of C:\fyicenter\jdk-1.8.0_191\jre\lib
63,596,151 rt.jar
Here is the list of Java classes of the java.* package in JRE 1.8.0_191 rt.jar. Java source codes are also provided.
✍: FYIcenter
⏎ java/awt/GridBagConstraints.java
/*
* Copyright (c) 1995, 2013, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package java.awt;
/**
* The <code>GridBagConstraints</code> class specifies constraints
* for components that are laid out using the
* <code>GridBagLayout</code> class.
*
* @author Doug Stein
* @author Bill Spitzak (orignial NeWS & OLIT implementation)
* @see java.awt.GridBagLayout
* @since JDK1.0
*/
public class GridBagConstraints implements Cloneable, java.io.Serializable {
/**
* Specifies that this component is the next-to-last component in its
* column or row (<code>gridwidth</code>, <code>gridheight</code>),
* or that this component be placed next to the previously added
* component (<code>gridx</code>, <code>gridy</code>).
* @see java.awt.GridBagConstraints#gridwidth
* @see java.awt.GridBagConstraints#gridheight
* @see java.awt.GridBagConstraints#gridx
* @see java.awt.GridBagConstraints#gridy
*/
public static final int RELATIVE = -1;
/**
* Specifies that this component is the
* last component in its column or row.
*/
public static final int REMAINDER = 0;
/**
* Do not resize the component.
*/
public static final int NONE = 0;
/**
* Resize the component both horizontally and vertically.
*/
public static final int BOTH = 1;
/**
* Resize the component horizontally but not vertically.
*/
public static final int HORIZONTAL = 2;
/**
* Resize the component vertically but not horizontally.
*/
public static final int VERTICAL = 3;
/**
* Put the component in the center of its display area.
*/
public static final int CENTER = 10;
/**
* Put the component at the top of its display area,
* centered horizontally.
*/
public static final int NORTH = 11;
/**
* Put the component at the top-right corner of its display area.
*/
public static final int NORTHEAST = 12;
/**
* Put the component on the right side of its display area,
* centered vertically.
*/
public static final int EAST = 13;
/**
* Put the component at the bottom-right corner of its display area.
*/
public static final int SOUTHEAST = 14;
/**
* Put the component at the bottom of its display area, centered
* horizontally.
*/
public static final int SOUTH = 15;
/**
* Put the component at the bottom-left corner of its display area.
*/
public static final int SOUTHWEST = 16;
/**
* Put the component on the left side of its display area,
* centered vertically.
*/
public static final int WEST = 17;
/**
* Put the component at the top-left corner of its display area.
*/
public static final int NORTHWEST = 18;
/**
* Place the component centered along the edge of its display area
* associated with the start of a page for the current
* {@code ComponentOrientation}. Equal to NORTH for horizontal
* orientations.
*/
public static final int PAGE_START = 19;
/**
* Place the component centered along the edge of its display area
* associated with the end of a page for the current
* {@code ComponentOrientation}. Equal to SOUTH for horizontal
* orientations.
*/
public static final int PAGE_END = 20;
/**
* Place the component centered along the edge of its display area where
* lines of text would normally begin for the current
* {@code ComponentOrientation}. Equal to WEST for horizontal,
* left-to-right orientations and EAST for horizontal, right-to-left
* orientations.
*/
public static final int LINE_START = 21;
/**
* Place the component centered along the edge of its display area where
* lines of text would normally end for the current
* {@code ComponentOrientation}. Equal to EAST for horizontal,
* left-to-right orientations and WEST for horizontal, right-to-left
* orientations.
*/
public static final int LINE_END = 22;
/**
* Place the component in the corner of its display area where
* the first line of text on a page would normally begin for the current
* {@code ComponentOrientation}. Equal to NORTHWEST for horizontal,
* left-to-right orientations and NORTHEAST for horizontal, right-to-left
* orientations.
*/
public static final int FIRST_LINE_START = 23;
/**
* Place the component in the corner of its display area where
* the first line of text on a page would normally end for the current
* {@code ComponentOrientation}. Equal to NORTHEAST for horizontal,
* left-to-right orientations and NORTHWEST for horizontal, right-to-left
* orientations.
*/
public static final int FIRST_LINE_END = 24;
/**
* Place the component in the corner of its display area where
* the last line of text on a page would normally start for the current
* {@code ComponentOrientation}. Equal to SOUTHWEST for horizontal,
* left-to-right orientations and SOUTHEAST for horizontal, right-to-left
* orientations.
*/
public static final int LAST_LINE_START = 25;
/**
* Place the component in the corner of its display area where
* the last line of text on a page would normally end for the current
* {@code ComponentOrientation}. Equal to SOUTHEAST for horizontal,
* left-to-right orientations and SOUTHWEST for horizontal, right-to-left
* orientations.
*/
public static final int LAST_LINE_END = 26;
/**
* Possible value for the <code>anchor</code> field. Specifies
* that the component should be horizontally centered and
* vertically aligned along the baseline of the prevailing row.
* If the component does not have a baseline it will be vertically
* centered.
*
* @since 1.6
*/
public static final int BASELINE = 0x100;
/**
* Possible value for the <code>anchor</code> field. Specifies
* that the component should be horizontally placed along the
* leading edge. For components with a left-to-right orientation,
* the leading edge is the left edge. Vertically the component is
* aligned along the baseline of the prevailing row. If the
* component does not have a baseline it will be vertically
* centered.
*
* @since 1.6
*/
public static final int BASELINE_LEADING = 0x200;
/**
* Possible value for the <code>anchor</code> field. Specifies
* that the component should be horizontally placed along the
* trailing edge. For components with a left-to-right
* orientation, the trailing edge is the right edge. Vertically
* the component is aligned along the baseline of the prevailing
* row. If the component does not have a baseline it will be
* vertically centered.
*
* @since 1.6
*/
public static final int BASELINE_TRAILING = 0x300;
/**
* Possible value for the <code>anchor</code> field. Specifies
* that the component should be horizontally centered. Vertically
* the component is positioned so that its bottom edge touches
* the baseline of the starting row. If the starting row does not
* have a baseline it will be vertically centered.
*
* @since 1.6
*/
public static final int ABOVE_BASELINE = 0x400;
/**
* Possible value for the <code>anchor</code> field. Specifies
* that the component should be horizontally placed along the
* leading edge. For components with a left-to-right orientation,
* the leading edge is the left edge. Vertically the component is
* positioned so that its bottom edge touches the baseline of the
* starting row. If the starting row does not have a baseline it
* will be vertically centered.
*
* @since 1.6
*/
public static final int ABOVE_BASELINE_LEADING = 0x500;
/**
* Possible value for the <code>anchor</code> field. Specifies
* that the component should be horizontally placed along the
* trailing edge. For components with a left-to-right
* orientation, the trailing edge is the right edge. Vertically
* the component is positioned so that its bottom edge touches
* the baseline of the starting row. If the starting row does not
* have a baseline it will be vertically centered.
*
* @since 1.6
*/
public static final int ABOVE_BASELINE_TRAILING = 0x600;
/**
* Possible value for the <code>anchor</code> field. Specifies
* that the component should be horizontally centered. Vertically
* the component is positioned so that its top edge touches the
* baseline of the starting row. If the starting row does not
* have a baseline it will be vertically centered.
*
* @since 1.6
*/
public static final int BELOW_BASELINE = 0x700;
/**
* Possible value for the <code>anchor</code> field. Specifies
* that the component should be horizontally placed along the
* leading edge. For components with a left-to-right orientation,
* the leading edge is the left edge. Vertically the component is
* positioned so that its top edge touches the baseline of the
* starting row. If the starting row does not have a baseline it
* will be vertically centered.
*
* @since 1.6
*/
public static final int BELOW_BASELINE_LEADING = 0x800;
/**
* Possible value for the <code>anchor</code> field. Specifies
* that the component should be horizontally placed along the
* trailing edge. For components with a left-to-right
* orientation, the trailing edge is the right edge. Vertically
* the component is positioned so that its top edge touches the
* baseline of the starting row. If the starting row does not
* have a baseline it will be vertically centered.
*
* @since 1.6
*/
public static final int BELOW_BASELINE_TRAILING = 0x900;
/**
* Specifies the cell containing the leading edge of the component's
* display area, where the first cell in a row has <code>gridx=0</code>.
* The leading edge of a component's display area is its left edge for
* a horizontal, left-to-right container and its right edge for a
* horizontal, right-to-left container.
* The value
* <code>RELATIVE</code> specifies that the component be placed
* immediately following the component that was added to the container
* just before this component was added.
* <p>
* The default value is <code>RELATIVE</code>.
* <code>gridx</code> should be a non-negative value.
* @serial
* @see #clone()
* @see java.awt.GridBagConstraints#gridy
* @see java.awt.ComponentOrientation
*/
public int gridx;
/**
* Specifies the cell at the top of the component's display area,
* where the topmost cell has <code>gridy=0</code>. The value
* <code>RELATIVE</code> specifies that the component be placed just
* below the component that was added to the container just before
* this component was added.
* <p>
* The default value is <code>RELATIVE</code>.
* <code>gridy</code> should be a non-negative value.
* @serial
* @see #clone()
* @see java.awt.GridBagConstraints#gridx
*/
public int gridy;
/**
* Specifies the number of cells in a row for the component's
* display area.
* <p>
* Use <code>REMAINDER</code> to specify that the component's
* display area will be from <code>gridx</code> to the last
* cell in the row.
* Use <code>RELATIVE</code> to specify that the component's
* display area will be from <code>gridx</code> to the next
* to the last one in its row.
* <p>
* <code>gridwidth</code> should be non-negative and the default
* value is 1.
* @serial
* @see #clone()
* @see java.awt.GridBagConstraints#gridheight
*/
public int gridwidth;
/**
* Specifies the number of cells in a column for the component's
* display area.
* <p>
* Use <code>REMAINDER</code> to specify that the component's
* display area will be from <code>gridy</code> to the last
* cell in the column.
* Use <code>RELATIVE</code> to specify that the component's
* display area will be from <code>gridy</code> to the next
* to the last one in its column.
* <p>
* <code>gridheight</code> should be a non-negative value and the
* default value is 1.
* @serial
* @see #clone()
* @see java.awt.GridBagConstraints#gridwidth
*/
public int gridheight;
/**
* Specifies how to distribute extra horizontal space.
* <p>
* The grid bag layout manager calculates the weight of a column to
* be the maximum <code>weightx</code> of all the components in a
* column. If the resulting layout is smaller horizontally than the area
* it needs to fill, the extra space is distributed to each column in
* proportion to its weight. A column that has a weight of zero receives
* no extra space.
* <p>
* If all the weights are zero, all the extra space appears between
* the grids of the cell and the left and right edges.
* <p>
* The default value of this field is <code>0</code>.
* <code>weightx</code> should be a non-negative value.
* @serial
* @see #clone()
* @see java.awt.GridBagConstraints#weighty
*/
public double weightx;
/**
* Specifies how to distribute extra vertical space.
* <p>
* The grid bag layout manager calculates the weight of a row to be
* the maximum <code>weighty</code> of all the components in a row.
* If the resulting layout is smaller vertically than the area it
* needs to fill, the extra space is distributed to each row in
* proportion to its weight. A row that has a weight of zero receives no
* extra space.
* <p>
* If all the weights are zero, all the extra space appears between
* the grids of the cell and the top and bottom edges.
* <p>
* The default value of this field is <code>0</code>.
* <code>weighty</code> should be a non-negative value.
* @serial
* @see #clone()
* @see java.awt.GridBagConstraints#weightx
*/
public double weighty;
/**
* This field is used when the component is smaller than its
* display area. It determines where, within the display area, to
* place the component.
* <p> There are three kinds of possible values: orientation
* relative, baseline relative and absolute. Orientation relative
* values are interpreted relative to the container's component
* orientation property, baseline relative values are interpreted
* relative to the baseline and absolute values are not. The
* absolute values are:
* <code>CENTER</code>, <code>NORTH</code>, <code>NORTHEAST</code>,
* <code>EAST</code>, <code>SOUTHEAST</code>, <code>SOUTH</code>,
* <code>SOUTHWEST</code>, <code>WEST</code>, and <code>NORTHWEST</code>.
* The orientation relative values are: <code>PAGE_START</code>,
* <code>PAGE_END</code>,
* <code>LINE_START</code>, <code>LINE_END</code>,
* <code>FIRST_LINE_START</code>, <code>FIRST_LINE_END</code>,
* <code>LAST_LINE_START</code> and <code>LAST_LINE_END</code>. The
* baseline relative values are:
* <code>BASELINE</code>, <code>BASELINE_LEADING</code>,
* <code>BASELINE_TRAILING</code>,
* <code>ABOVE_BASELINE</code>, <code>ABOVE_BASELINE_LEADING</code>,
* <code>ABOVE_BASELINE_TRAILING</code>,
* <code>BELOW_BASELINE</code>, <code>BELOW_BASELINE_LEADING</code>,
* and <code>BELOW_BASELINE_TRAILING</code>.
* The default value is <code>CENTER</code>.
* @serial
* @see #clone()
* @see java.awt.ComponentOrientation
*/
public int anchor;
/**
* This field is used when the component's display area is larger
* than the component's requested size. It determines whether to
* resize the component, and if so, how.
* <p>
* The following values are valid for <code>fill</code>:
*
* <ul>
* <li>
* <code>NONE</code>: Do not resize the component.
* <li>
* <code>HORIZONTAL</code>: Make the component wide enough to fill
* its display area horizontally, but do not change its height.
* <li>
* <code>VERTICAL</code>: Make the component tall enough to fill its
* display area vertically, but do not change its width.
* <li>
* <code>BOTH</code>: Make the component fill its display area
* entirely.
* </ul>
* <p>
* The default value is <code>NONE</code>.
* @serial
* @see #clone()
*/
public int fill;
/**
* This field specifies the external padding of the component, the
* minimum amount of space between the component and the edges of its
* display area.
* <p>
* The default value is <code>new Insets(0, 0, 0, 0)</code>.
* @serial
* @see #clone()
*/
public Insets insets;
/**
* This field specifies the internal padding of the component, how much
* space to add to the minimum width of the component. The width of
* the component is at least its minimum width plus
* <code>ipadx</code> pixels.
* <p>
* The default value is <code>0</code>.
* @serial
* @see #clone()
* @see java.awt.GridBagConstraints#ipady
*/
public int ipadx;
/**
* This field specifies the internal padding, that is, how much
* space to add to the minimum height of the component. The height of
* the component is at least its minimum height plus
* <code>ipady</code> pixels.
* <p>
* The default value is 0.
* @serial
* @see #clone()
* @see java.awt.GridBagConstraints#ipadx
*/
public int ipady;
/**
* Temporary place holder for the x coordinate.
* @serial
*/
int tempX;
/**
* Temporary place holder for the y coordinate.
* @serial
*/
int tempY;
/**
* Temporary place holder for the Width of the component.
* @serial
*/
int tempWidth;
/**
* Temporary place holder for the Height of the component.
* @serial
*/
int tempHeight;
/**
* The minimum width of the component. It is used to calculate
* <code>ipady</code>, where the default will be 0.
* @serial
* @see #ipady
*/
int minWidth;
/**
* The minimum height of the component. It is used to calculate
* <code>ipadx</code>, where the default will be 0.
* @serial
* @see #ipadx
*/
int minHeight;
// The following fields are only used if the anchor is
// one of BASELINE, BASELINE_LEADING or BASELINE_TRAILING.
// ascent and descent include the insets and ipady values.
transient int ascent;
transient int descent;
transient Component.BaselineResizeBehavior baselineResizeBehavior;
// The folllowing two fields are used if the baseline type is
// CENTER_OFFSET.
// centerPadding is either 0 or 1 and indicates if
// the height needs to be padded by one when calculating where the
// baseline lands
transient int centerPadding;
// Where the baseline lands relative to the center of the component.
transient int centerOffset;
/*
* JDK 1.1 serialVersionUID
*/
private static final long serialVersionUID = -1000070633030801713L;
/**
* Creates a <code>GridBagConstraint</code> object with
* all of its fields set to their default value.
*/
public GridBagConstraints () {
gridx = RELATIVE;
gridy = RELATIVE;
gridwidth = 1;
gridheight = 1;
weightx = 0;
weighty = 0;
anchor = CENTER;
fill = NONE;
insets = new Insets(0, 0, 0, 0);
ipadx = 0;
ipady = 0;
}
/**
* Creates a <code>GridBagConstraints</code> object with
* all of its fields set to the passed-in arguments.
*
* Note: Because the use of this constructor hinders readability
* of source code, this constructor should only be used by
* automatic source code generation tools.
*
* @param gridx The initial gridx value.
* @param gridy The initial gridy value.
* @param gridwidth The initial gridwidth value.
* @param gridheight The initial gridheight value.
* @param weightx The initial weightx value.
* @param weighty The initial weighty value.
* @param anchor The initial anchor value.
* @param fill The initial fill value.
* @param insets The initial insets value.
* @param ipadx The initial ipadx value.
* @param ipady The initial ipady value.
*
* @see java.awt.GridBagConstraints#gridx
* @see java.awt.GridBagConstraints#gridy
* @see java.awt.GridBagConstraints#gridwidth
* @see java.awt.GridBagConstraints#gridheight
* @see java.awt.GridBagConstraints#weightx
* @see java.awt.GridBagConstraints#weighty
* @see java.awt.GridBagConstraints#anchor
* @see java.awt.GridBagConstraints#fill
* @see java.awt.GridBagConstraints#insets
* @see java.awt.GridBagConstraints#ipadx
* @see java.awt.GridBagConstraints#ipady
*
* @since 1.2
*/
public GridBagConstraints(int gridx, int gridy,
int gridwidth, int gridheight,
double weightx, double weighty,
int anchor, int fill,
Insets insets, int ipadx, int ipady) {
this.gridx = gridx;
this.gridy = gridy;
this.gridwidth = gridwidth;
this.gridheight = gridheight;
this.fill = fill;
this.ipadx = ipadx;
this.ipady = ipady;
this.insets = insets;
this.anchor = anchor;
this.weightx = weightx;
this.weighty = weighty;
}
/**
* Creates a copy of this grid bag constraint.
* @return a copy of this grid bag constraint
*/
public Object clone () {
try {
GridBagConstraints c = (GridBagConstraints)super.clone();
c.insets = (Insets)insets.clone();
return c;
} catch (CloneNotSupportedException e) {
// this shouldn't happen, since we are Cloneable
throw new InternalError(e);
}
}
boolean isVerticallyResizable() {
return (fill == BOTH || fill == VERTICAL);
}
}
⏎ java/awt/GridBagConstraints.java
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