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Merge "Add more info to View.getLayoutParams()"

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This commit is contained in:
Romain Guy
2011-02-22 11:50:32 -08:00
committed by Android (Google) Code Review
parent f4f9c937b6 01c174bce3
commit 795e42e91a
1 changed files with 10 additions and 3 deletions
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13
core/java/android/view/View.java
View File

@@ -6665,7 +6665,14 @@ public class View implements Drawable.Callback, KeyEvent.Callback, Accessibility
* view specifying how it should be arranged. There are many subclasses of
* ViewGroup.LayoutParams, and these correspond to the different subclasses
* of ViewGroup that are responsible for arranging their children.
* @return The LayoutParams associated with this view
*
* This method may return null if this View is not attached to a parent
* ViewGroup or {@link #setLayoutParams(android.view.ViewGroup.LayoutParams)}
* was not invoked successfully. When a View is attached to a parent
* ViewGroup, this method must not return null.
*
* @return The LayoutParams associated with this view, or null if no
* parameters have been set yet
*/
@ViewDebug.ExportedProperty(deepExport = true, prefix = "layout_")
public ViewGroup.LayoutParams getLayoutParams() {
@@ -6679,11 +6686,11 @@ public class View implements Drawable.Callback, KeyEvent.Callback, Accessibility
* correspond to the different subclasses of ViewGroup that are responsible
* for arranging their children.
*
* @param params the layout parameters for this view
* @param params The layout parameters for this view, cannot be null
*/
public void setLayoutParams(ViewGroup.LayoutParams params) {
if (params == null) {
throw new NullPointerException("params == null");
throw new NullPointerException("Layout parameters cannot be null");
}
mLayoutParams = params;
requestLayout();