com.google.appinventor.components.runtime.util

Class TextViewUtil

java.lang.Object

com.google.appinventor.components.runtime.util.TextViewUtil

public class TextViewUtil
extends java.lang.Object

Helper methods for manipulating TextView objects.

Method Summary

Methods

Modifier and Type	Method and Description
static float	getFontSize(android.widget.TextView textview) Returns the font size for a TextView.
static java.lang.String	getText(android.widget.TextView textview) Returns the text for a TextView.
static boolean	isEnabled(android.widget.TextView textview) Returns the enabled state a TextView.
static void	setAlignment(android.widget.TextView textview, int alignment, boolean centerVertically) TextView alignment setter.
static void	setBackgroundColor(android.widget.TextView textview, int argb) TextView background color setter.
static void	setEnabled(android.widget.TextView textview, boolean enabled) Enables a TextView.
static void	setFontSize(android.widget.TextView textview, float size) Sets the font size for a TextView.
static void	setFontTypeface(android.widget.TextView textview, int typeface, boolean bold, boolean italic) Sets the font typeface for a TextView.
static void	setPadding(android.widget.TextView textview, int padding) Sets the padding for a TextView.
static void	setText(android.widget.TextView textview, java.lang.String text) Sets the text for a TextView.
static void	setTextColor(android.widget.TextView textview, int argb) Sets the text color for a TextView.
static void	setTextColors(android.widget.TextView textview, android.content.res.ColorStateList colorStateList)

Methods inherited from class java.lang.Object

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

Method Detail

setAlignment

public static void setAlignment(android.widget.TextView textview,
                int alignment,
                boolean centerVertically)

TextView alignment setter.

Parameters:

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

centerVertically - whether the text should be centered vertically

setBackgroundColor

public static void setBackgroundColor(android.widget.TextView textview,
                      int argb)

TextView background color setter. Generally, the caller will not pass Component.COLOR_DEFAULT, instead substituting in the appropriate color.

Parameters:

textview - text view instance

argb - background RGB color with alpha

isEnabled

public static boolean isEnabled(android.widget.TextView textview)

Returns the enabled state a TextView.

Parameters:

textview - text view instance

Returns:

true for enabled, false disabled

setEnabled

public static void setEnabled(android.widget.TextView textview,
              boolean enabled)

Enables a TextView.

Parameters:

textview - text view instance

enabled - true for enabled, false disabled

getFontSize

public static float getFontSize(android.widget.TextView textview)

Returns the font size for a TextView.

Parameters:

textview - text view instance

Returns:

font size in pixel

setFontSize

public static void setFontSize(android.widget.TextView textview,
               float size)

Sets the font size for a TextView.

Parameters:

textview - text view instance

size - font size in pixel

setFontTypeface

public static void setFontTypeface(android.widget.TextView textview,
                   int typeface,
                   boolean bold,
                   boolean italic)

Sets the font typeface for a TextView.

Parameters:

textview - text view instance

typeface - one of @link Component#TYPEFACE_DEFAULT}, Component.TYPEFACE_SERIF, Component.TYPEFACE_SANSSERIF or Component.TYPEFACE_MONOSPACE

bold - true for bold, false for not bold

italic - true for italic, false for not italic

getText

public static java.lang.String getText(android.widget.TextView textview)

Returns the text for a TextView.

Parameters:

textview - text view instance

Returns:

text shown in text view

setText

public static void setText(android.widget.TextView textview,
           java.lang.String text)

Sets the text for a TextView.

Parameters:

textview - text view instance

text - new text to be shown

setPadding

public static void setPadding(android.widget.TextView textview,
              int padding)

Sets the padding for a TextView.

Parameters:

textview - text view instance

padding - left and right padding to be set

setTextColor

public static void setTextColor(android.widget.TextView textview,
                int argb)

Sets the text color for a TextView.

Parameters:

textview - text view instance

argb - text RGB color with alpha

setTextColors

public static void setTextColors(android.widget.TextView textview,
                 android.content.res.ColorStateList colorStateList)