com.google.appinventor.components.runtime

Class HVArrangement

java.lang.Object

com.google.appinventor.components.runtime.VisibleComponent

com.google.appinventor.components.runtime.AndroidViewComponent

com.google.appinventor.components.runtime.HVArrangement

All Implemented Interfaces:

Component, ComponentContainer

Direct Known Subclasses:

HorizontalArrangement, VerticalArrangement

public class HVArrangement
extends AndroidViewComponent
implements Component, ComponentContainer

A container for components that arranges them linearly, either horizontally or vertically.

Field Summary

Fields inherited from class com.google.appinventor.components.runtime.AndroidViewComponent

container

Fields inherited from interface com.google.appinventor.components.runtime.Component

ACCELEROMETER_SENSITIVITY_MODERATE, ACCELEROMETER_SENSITIVITY_STRONG, ACCELEROMETER_SENSITIVITY_WEAK, ALIGNMENT_CENTER, ALIGNMENT_NORMAL, ALIGNMENT_OPPOSITE, ASSET_DIRECTORY, BUTTON_SHAPE_DEFAULT, BUTTON_SHAPE_OVAL, BUTTON_SHAPE_RECT, BUTTON_SHAPE_ROUNDED, COLOR_BLACK, COLOR_BLUE, COLOR_CYAN, COLOR_DEFAULT, COLOR_DKGRAY, COLOR_GRAY, COLOR_GREEN, COLOR_LTGRAY, COLOR_MAGENTA, COLOR_NONE, COLOR_ORANGE, COLOR_PINK, COLOR_RED, COLOR_WHITE, COLOR_YELLOW, DEFAULT_VALUE_COLOR_BLACK, DEFAULT_VALUE_COLOR_BLUE, DEFAULT_VALUE_COLOR_CYAN, DEFAULT_VALUE_COLOR_DEFAULT, DEFAULT_VALUE_COLOR_DKGRAY, DEFAULT_VALUE_COLOR_GRAY, DEFAULT_VALUE_COLOR_GREEN, DEFAULT_VALUE_COLOR_LTGRAY, DEFAULT_VALUE_COLOR_MAGENTA, DEFAULT_VALUE_COLOR_NONE, DEFAULT_VALUE_COLOR_ORANGE, DEFAULT_VALUE_COLOR_PINK, DEFAULT_VALUE_COLOR_RED, DEFAULT_VALUE_COLOR_WHITE, DEFAULT_VALUE_COLOR_YELLOW, DIRECTION_EAST, DIRECTION_MAX, DIRECTION_MIN, DIRECTION_NONE, DIRECTION_NORTH, DIRECTION_NORTHEAST, DIRECTION_NORTHWEST, DIRECTION_SOUTH, DIRECTION_SOUTHEAST, DIRECTION_SOUTHWEST, DIRECTION_WEST, FONT_DEFAULT_SIZE, LAYOUT_ORIENTATION_HORIZONTAL, LAYOUT_ORIENTATION_VERTICAL, LENGTH_FILL_PARENT, LENGTH_PREFERRED, LENGTH_UNKNOWN, SLIDER_MAX_VALUE, SLIDER_MIN_VALUE, SLIDER_THUMB_VALUE, TOAST_LENGTH_LONG, TOAST_LENGTH_SHORT, TYPEFACE_DEFAULT, TYPEFACE_MONOSPACE, TYPEFACE_SANSSERIF, TYPEFACE_SERIF

Constructor Summary

Constructors

Constructor and Description
HVArrangement(ComponentContainer container, int orientation) Creates a new HVArrangement component.

Method Summary

Methods

Modifier and Type	Method and Description
void	$add(AndroidViewComponent component) Adds a component to a container.
android.app.Activity	$context() Returns the activity context (which can be retrieved from the root container - aka the form).
Form	$form() Returns the form that ultimately contains this container.
int	AlignHorizontal() Returns a number that encodes how contents of the arrangement are aligned horizontally.
void	AlignHorizontal(int alignment) Sets the horizontal alignment for contents of the arrangement
int	AlignVertical() Returns a number that encodes how contents of the arrangement are aligned vertically.
void	AlignVertical(int alignment) Sets the vertical alignment for contents of the arrangement
android.view.View	getView() Returns the View that is displayed in the UI.
void	setChildHeight(AndroidViewComponent component, int height)
void	setChildWidth(AndroidViewComponent component, int width)

Methods inherited from class com.google.appinventor.components.runtime.AndroidViewComponent

Column, Column, CopyHeight, CopyWidth, getDispatchDelegate, Height, Height, Row, Row, Visible, Visible, Width, Width

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.google.appinventor.components.runtime.Component

getDispatchDelegate

Constructor Detail

HVArrangement

public HVArrangement(ComponentContainer container,
             int orientation)

Creates a new HVArrangement component.

Parameters:

container - container, component will be placed in

orientation - one of ComponentConstants.LAYOUT_ORIENTATION_HORIZONTAL. ComponentConstants.LAYOUT_ORIENTATION_VERTICAL

Method Detail

$context

public android.app.Activity $context()

Description copied from interface: ComponentContainer

Returns the activity context (which can be retrieved from the root container - aka the form).

Specified by:

$context in interface ComponentContainer

Returns:

activity context

$form

public Form $form()

Description copied from interface: ComponentContainer

Returns the form that ultimately contains this container.

Specified by:

$form in interface ComponentContainer

Returns:

form

$add

public void $add(AndroidViewComponent component)

Description copied from interface: ComponentContainer

Adds a component to a container.

After this method is finished executing, the given component's view must have LayoutParams, even if the component cannot be added to the container until later.

Specified by:

$add in interface ComponentContainer

Parameters:

component - component associated with view

setChildWidth

public void setChildWidth(AndroidViewComponent component,
                 int width)

Specified by:

setChildWidth in interface ComponentContainer

setChildHeight

public void setChildHeight(AndroidViewComponent component,
                  int height)

Specified by:

setChildHeight in interface ComponentContainer

getView

public android.view.View getView()

Description copied from class: AndroidViewComponent

Returns the View that is displayed in the UI.

Specified by:

getView in class AndroidViewComponent

AlignHorizontal

public int AlignHorizontal()

Returns a number that encodes how contents of the arrangement are aligned horizontally. The choices are: 1 = left aligned, 2 = horizontally centered, 3 = right aligned

AlignHorizontal

public void AlignHorizontal(int alignment)

Sets the horizontal alignment for contents of the arrangement

Parameters:

alignment -

AlignVertical

public int AlignVertical()

Returns a number that encodes how contents of the arrangement are aligned vertically. The choices are: 1 = top, 2 = vertically centered, 3 = aligned at the bottom. Alignment has no effect if the arrangement's height is automatic.

AlignVertical

public void AlignVertical(int alignment)

Sets the vertical alignment for contents of the arrangement

Parameters:

alignment -