diff options
Diffstat (limited to 'prototypes/miglayout/net/miginfocom/layout/LayoutCallback.java')
-rw-r--r-- | prototypes/miglayout/net/miginfocom/layout/LayoutCallback.java | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/prototypes/miglayout/net/miginfocom/layout/LayoutCallback.java b/prototypes/miglayout/net/miginfocom/layout/LayoutCallback.java new file mode 100644 index 00000000..f0855701 --- /dev/null +++ b/prototypes/miglayout/net/miginfocom/layout/LayoutCallback.java @@ -0,0 +1,48 @@ +package net.miginfocom.layout;
+
+import net.miginfocom.layout.UnitValue;
+import net.miginfocom.layout.ComponentWrapper;
+import net.miginfocom.layout.BoundSize;
+
+/** A class to extend if you want to provide more control over where a component is placed or the size of it.
+ * <p>
+ * Note! Returned arrays from this class will never be altered. This means that caching of arrays in these methods
+ * is OK.
+ */
+public abstract class LayoutCallback
+{
+ /** Returns a position similar to the "pos" the component constraint.
+ * @param comp The component wrapper that holds the actual component (JComponent is Swing and Control in SWT).
+ * <b>Should not be altered.</b>
+ * @return The [x, y, x2, y2] as explained in the documentation for "pos". If <code>null</code>
+ * is returned nothing is done and this is the default.
+ * @see UnitValue
+ * @see net.miginfocom.layout.ConstraintParser#parseUnitValue(String, boolean)
+ */
+ public UnitValue[] getPosition(ComponentWrapper comp)
+ {
+ return null;
+ }
+
+ /** Returns a size similar to the "width" and "height" in the component constraint.
+ * @param comp The component wrapper that holds the actual component (JComponent is Swing and Control in SWT).
+ * <b>Should not be altered.</b>
+ * @return The [width, height] as explained in the documentation for "width" and "height". If <code>null</code>
+ * is returned nothing is done and this is the default.
+ * @see net.miginfocom.layout.BoundSize
+ * @see net.miginfocom.layout.ConstraintParser#parseBoundSize(String, boolean, boolean)
+ */
+ public BoundSize[] getSize(ComponentWrapper comp)
+ {
+ return null;
+ }
+
+ /** A last minute change of the bounds. The bound for the layout cycle has been set and you can correct there
+ * after any set of rules you like.
+ * @param comp The component wrapper that holds the actual component (JComponent is Swing and Control in SWT).
+ * <b>Should not be altered.</b>
+ */
+ public void correctBounds(ComponentWrapper comp)
+ {
+ }
+}
|