android.widget
public
static
class
android.widget.LinearLayout.LayoutParams
Per-child layout information associated with ViewLinearLayout.
Known Direct Subclasses
Summary
XML Attributes
Attribute name |
Related methods |
|
android:layout_marginBottom |
setMargins(int,int,int,int)
|
Specifies extra space on the bottom side of this view. |
android:layout_marginLeft |
setMargins(int,int,int,int)
|
Specifies extra space on the left side of this view. |
android:layout_marginRight |
setMargins(int,int,int,int)
|
Specifies extra space on the right side of this view. |
android:layout_marginTop |
setMargins(int,int,int,int)
|
Specifies extra space on the top side of this view. |
|
|
|
Value |
|
int |
FILL_PARENT |
Special value for the height or width requested by a View. |
-1 |
0xffffffff |
int |
WRAP_CONTENT |
Special value for the height or width requested by a View. |
-2 |
0xfffffffe |
Fields
public |
|
|
int |
gravity |
Gravity for the view associated with these LayoutParams. |
public |
|
|
float |
weight |
Indicates how much of the extra space in the LinearLayout will be
allocated to the view associated with these LayoutParams. |
public |
|
|
int |
bottomMargin |
The bottom margin in pixels of the child. |
public |
|
|
int |
leftMargin |
The left margin in pixels of the child. |
public |
|
|
int |
rightMargin |
The right margin in pixels of the child. |
public |
|
|
int |
topMargin |
The top margin in pixels of the child. |
Public Constructors
Public Methods
|
|
|
|
|
void |
setMargins(int left, int top, int right, int bottom) |
clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait
Details
XML Attributes
android:layout_gravity
Standard gravity constant that a child can supply to its parent.
Defines how to place an object, both
its x and y axis, within a larger containing object.
Must be one or more (separated by '|') of the following constant values.
Constant | Value | Description |
top | 0x30 | Push object to the top of its container, not changing its size. |
bottom | 0x50 | Push object to the bottom of its container, not changing its size. |
left | 0x03 | Push object to the left of its container, not changing its size. |
right | 0x05 | Push object to the right of its container, not changing its size. |
center_vertical | 0x10 | Place object in the vertical center of its container, not changing its size. |
fill_vertical | 0x70 | Grow the vertical size of the object if needed so it completely fills its container. |
center_horizontal | 0x01 | Place object in the horizontal center of its container, not changing its size. |
fill_horizontal | 0x07 | Grow the horizontal size of the object if needed so it completely fills its container. |
center | 0x11 | Place the object in the center of its container in both the vertical and horizontal axis, not changing its size. |
fill | 0x77 | Grow the horizontal and vertical size of the object if needed so it completely fills its container. |
This corresponds to the global attribute resource symbol layout_gravity.
Fields
public
int
gravity
Gravity for the view associated with these LayoutParams.
public
float
weight
Indicates how much of the extra space in the LinearLayout will be
allocated to the view associated with these LayoutParams. Specify
0 if the view should not be stretched. Otherwise the extra pixels
will be pro-rated among all views whose weight is greater than 0.
Public Constructors
public
LinearLayout.LayoutParams(int width, int height)
public
LinearLayout.LayoutParams(int width, int height, float weight)
Creates a new set of layout parameters with the specified width, height
and weight.
Public Methods
Returns a String representation of this set of layout parameters.
Parameters
output
| the String to prepend to the internal representation |
Returns
- a String with the following format: output +
"ViewGroup.LayoutParams={ width=WIDTH, height=HEIGHT }"