com.google.appinventor.components.runtime

Class TextBoxBase

java.lang.Object

com.google.appinventor.components.runtime.VisibleComponent

com.google.appinventor.components.runtime.AndroidViewComponent

com.google.appinventor.components.runtime.TextBoxBase

All Implemented Interfaces:

android.view.View.OnFocusChangeListener, Component

Direct Known Subclasses:

EmailPicker, PasswordTextBox, TextBox

public abstract class TextBoxBase
extends AndroidViewComponent
implements android.view.View.OnFocusChangeListener

Underlying base class for TextBox, not directly accessible to Simple programmers.

Field Summary

Fields

Modifier and Type	Field and Description
protected android.widget.EditText	view

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
TextBoxBase(ComponentContainer container, android.widget.EditText textview) Creates a new TextBoxBase component

Method Summary

Methods

Modifier and Type	Method and Description
int	BackgroundColor() Returns the textbox's background color as an alpha-red-green-blue integer.
void	BackgroundColor(int argb) Specifies the textbox's background color as an alpha-red-green-blue integer.
boolean	Enabled() Returns true if the textbox is active and useable.
void	Enabled(boolean enabled) Specifies whether the textbox should be active and useable.
boolean	FontBold() Returns true if the textbox's text should be bold.
void	FontBold(boolean bold) Specifies whether the textbox's text should be bold.
boolean	FontItalic() Returns true if the textbox's text should be italic.
void	FontItalic(boolean italic) Specifies whether the textbox's text should be italic.
float	FontSize() Returns the textbox's text's font size, measured in pixels.
void	FontSize(float size) Specifies the textbox's text's font size, measured in pixels.
int	FontTypeface() Returns the textbox's text's font face as default, serif, sans serif, or monospace.
void	FontTypeface(int typeface) Specifies the textbox's text's font face as default, serif, sans serif, or monospace.
android.view.View	getView() Returns the View that is displayed in the UI.
void	GotFocus() Event raised when this component is selected for input, such as by the user touching it.
java.lang.String	Hint() Hint property getter method.
void	Hint(java.lang.String hint) Hint property setter method.
void	LostFocus() Event raised when this component is no longer selected for input, such as if the user touches a different text box.
void	onFocusChange(android.view.View previouslyFocused, boolean gainFocus)
void	RequestFocus() Request focus to current textbox.
java.lang.String	Text() Returns the textbox contents.
void	Text(java.lang.String text) Specifies the textbox contents.
int	TextAlignment() Returns the alignment of the textbox's text: center, normal (e.g., left-justified if text is written left to right), or opposite (e.g., right-justified if text is written left to right).
void	TextAlignment(int alignment) Specifies the alignment of the textbox's text: center, normal (e.g., left-justified if text is written left to right), or opposite (e.g., right-justified if text is written left to right).
int	TextColor() Returns the textbox's text color as an alpha-red-green-blue integer.
void	TextColor(int argb) Specifies the textbox's text color as an alpha-red-green-blue integer.

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

Field Detail

view

protected final android.widget.EditText view

Constructor Detail

TextBoxBase

public TextBoxBase(ComponentContainer container,
           android.widget.EditText textview)

Creates a new TextBoxBase component

Parameters:

container - container that the component will be placed in

textview - the underlying EditText object that maintains the text

Method Detail

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

GotFocus

public void GotFocus()

Event raised when this component is selected for input, such as by the user touching it.

LostFocus

public void LostFocus()

Event raised when this component is no longer selected for input, such as if the user touches a different text box.

TextAlignment

public int TextAlignment()

Returns the alignment of the textbox's text: center, normal (e.g., left-justified if text is written left to right), or opposite (e.g., right-justified if text is written left to right).

Returns:

one of Component.ALIGNMENT_NORMAL, Component.ALIGNMENT_CENTER or Component.ALIGNMENT_OPPOSITE

TextAlignment

public void TextAlignment(int alignment)

Specifies the alignment of the textbox's text: center, normal (e.g., left-justified if text is written left to right), or opposite (e.g., right-justified if text is written left to right).

Parameters:

alignment - one of Component.ALIGNMENT_NORMAL, Component.ALIGNMENT_CENTER or Component.ALIGNMENT_OPPOSITE

BackgroundColor

public int BackgroundColor()

Returns the textbox's background color as an alpha-red-green-blue integer.

Returns:

background RGB color with alpha

BackgroundColor

public void BackgroundColor(int argb)

Specifies the textbox's background color as an alpha-red-green-blue integer.

Parameters:

argb - background RGB color with alpha

Enabled

public boolean Enabled()

Returns true if the textbox is active and useable.

Returns:

true indicates enabled, false disabled

Enabled

public void Enabled(boolean enabled)

Specifies whether the textbox should be active and useable.

Parameters:

enabled - true for enabled, false disabled

FontBold

public boolean FontBold()

Returns true if the textbox's text should be bold. If bold has been requested, this property will return true, even if the font does not support bold.

Returns:

true indicates bold, false normal

FontBold

public void FontBold(boolean bold)

Specifies whether the textbox's text should be bold. Some fonts do not support bold.

Parameters:

bold - true indicates bold, false normal

FontItalic

public boolean FontItalic()

Returns true if the textbox's text should be italic. If italic has been requested, this property will return true, even if the font does not support italic.

Returns:

true indicates italic, false normal

FontItalic

public void FontItalic(boolean italic)

Specifies whether the textbox's text should be italic. Some fonts do not support italic.

Parameters:

italic - true indicates italic, false normal

FontSize

public float FontSize()

Returns the textbox's text's font size, measured in pixels.

Returns:

font size in pixel

FontSize

public void FontSize(float size)

Specifies the textbox's text's font size, measured in pixels.

Parameters:

size - font size in pixel

FontTypeface

public int FontTypeface()

Returns the textbox's text's font face as default, serif, sans serif, or monospace.

Returns:

one of Component.TYPEFACE_DEFAULT, Component.TYPEFACE_SERIF, Component.TYPEFACE_SANSSERIF or Component.TYPEFACE_MONOSPACE

FontTypeface

public void FontTypeface(int typeface)

Specifies the textbox's text's font face as default, serif, sans serif, or monospace.

Parameters:

typeface - one of Component.TYPEFACE_DEFAULT, Component.TYPEFACE_SERIF, Component.TYPEFACE_SANSSERIF or Component.TYPEFACE_MONOSPACE

Hint

public java.lang.String Hint()

Hint property getter method.

Returns:

hint text

Hint

public void Hint(java.lang.String hint)

Hint property setter method.

Parameters:

hint - hint text

Text

public java.lang.String Text()

Returns the textbox contents.

Returns:

text box contents

Text

public void Text(java.lang.String text)

Specifies the textbox contents.

Parameters:

text - new text in text box

TextColor

public int TextColor()

Returns the textbox's text color as an alpha-red-green-blue integer.

Returns:

text RGB color with alpha

TextColor

public void TextColor(int argb)

Specifies the textbox's text color as an alpha-red-green-blue integer.

Parameters:

argb - text RGB color with alpha

RequestFocus

public void RequestFocus()

Request focus to current textbox.

onFocusChange

public void onFocusChange(android.view.View previouslyFocused,
                 boolean gainFocus)

Specified by:

onFocusChange in interface android.view.View.OnFocusChangeListener