com.mikepenz.materialize.util

Class UIUtils

java.lang.Object

com.mikepenz.materialize.util.UIUtils

public class UIUtils
extends java.lang.Object

Created by mikepenz on 15.03.14.

Constructor Summary

Constructors

Constructor and Description
UIUtils()

Method Summary

Modifier and Type	Method and Description
static int	adjustAlpha(int color, int alpha) adjusts the alpha of a color
static float	convertDpToPixel(float dp, android.content.Context context) This method converts dp unit to equivalent pixels, depending on device density.
static float	convertPixelsToDp(float px, android.content.Context context) This method converts device specific pixels to density independent pixels.
static int	getActionBarHeight(android.content.Context context) helper to calculate the actionBar height
static android.graphics.drawable.StateListDrawable	getIconStateList(android.graphics.drawable.Drawable icon, android.graphics.drawable.Drawable selectedIcon) helper to create a stateListDrawable for the icon
static int	getNavigationBarHeight(android.content.Context context) helper to calculate the navigationBar height
static int	getScreenHeight(android.content.Context context) Returns the screen height in pixels
static int	getScreenWidth(android.content.Context context) Returns the screen width in pixels
static android.graphics.drawable.Drawable	getSelectableBackground(android.content.Context ctx) helper to get the system default selectable background
static android.graphics.drawable.StateListDrawable	getSelectableBackground(android.content.Context ctx, int selected_color, boolean animate) helper to get the system default selectable background inclusive an active state
static int	getSelectableBackgroundRes(android.content.Context ctx) helper to get the system default selectable background res
static android.graphics.drawable.StateListDrawable	getSelectablePressedBackground(android.content.Context ctx, int selected_color, int pressed_alpha, boolean animate) helper to get the system default selectable background inclusive an active and pressed state
static int	getStatusBarHeight(android.content.Context context) helper to calculate the statusBar height
static int	getStatusBarHeight(android.content.Context context, boolean force) helper to calculate the statusBar height
static int	getThemeAttributeDimensionSize(android.content.Context context, int attr) Returns the size in pixels of an attribute dimension
static int	getThemeColor(android.content.Context ctx, int attr) a helper method to get the color from an attribute
static int	getThemeColorFromAttrOrRes(android.content.Context ctx, int attr, int res) helper method to get the color by attr (which is defined in the style) or by resource.
static void	setBackground(android.view.View v, android.graphics.drawable.Drawable d) Deprecated.
static void	setBackground(android.view.View v, int drawableRes) helper method to set the background depending on the android version
static void	setFlag(android.app.Activity activity, int bits, boolean on) helper method to activate or deactivate a specific flag
static void	setTranslucentNavigationFlag(android.app.Activity activity, boolean on) helper method to set the TranslucentNavigationFlag
static void	setTranslucentStatusFlag(android.app.Activity activity, boolean on) helper method to set the TranslucentStatusFlag

Methods inherited from class java.lang.Object

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

Constructor Detail

UIUtils

public UIUtils()

Method Detail

getThemeColor

public static int getThemeColor(android.content.Context ctx,
                                int attr)

a helper method to get the color from an attribute

Parameters:

ctx -

attr -

Returns:

getThemeColorFromAttrOrRes

public static int getThemeColorFromAttrOrRes(android.content.Context ctx,
                                             int attr,
                                             int res)

helper method to get the color by attr (which is defined in the style) or by resource.

Parameters:

ctx -

attr -

res -

Returns:

setBackground

@Deprecated
public static void setBackground(android.view.View v,
                                             android.graphics.drawable.Drawable d)

Deprecated.

helper method to set the background depending on the android version

Parameters:

v -

d -

setBackground

public static void setBackground(android.view.View v,
                                 int drawableRes)

helper method to set the background depending on the android version

Parameters:

v -

drawableRes -

getThemeAttributeDimensionSize

public static int getThemeAttributeDimensionSize(android.content.Context context,
                                                 int attr)

Returns the size in pixels of an attribute dimension

Parameters:

context - the context to get the resources from

attr - is the attribute dimension we want to know the size from

Returns:

the size in pixels of an attribute dimension

getNavigationBarHeight

public static int getNavigationBarHeight(android.content.Context context)

helper to calculate the navigationBar height

Parameters:

context -

Returns:

getActionBarHeight

public static int getActionBarHeight(android.content.Context context)

helper to calculate the actionBar height

Parameters:

context -

Returns:

getStatusBarHeight

public static int getStatusBarHeight(android.content.Context context)

helper to calculate the statusBar height

Parameters:

context -

Returns:

getStatusBarHeight

public static int getStatusBarHeight(android.content.Context context,
                                     boolean force)

helper to calculate the statusBar height

Parameters:

context -

force - pass true to get the height even if the device has no translucent statusBar

Returns:

convertDpToPixel

public static float convertDpToPixel(float dp,
                                     android.content.Context context)

This method converts dp unit to equivalent pixels, depending on device density.

Parameters:

dp - A value in dp (density independent pixels) unit. Which we need to convert into pixels

context - Context to get resources and device specific display metrics

Returns:

A float value to represent px equivalent to dp depending on device density

convertPixelsToDp

public static float convertPixelsToDp(float px,
                                      android.content.Context context)

This method converts device specific pixels to density independent pixels.

Parameters:

px - A value in px (pixels) unit. Which we need to convert into db

context - Context to get resources and device specific display metrics

Returns:

A float value to represent dp equivalent to px value

setTranslucentStatusFlag

public static void setTranslucentStatusFlag(android.app.Activity activity,
                                            boolean on)

helper method to set the TranslucentStatusFlag

Parameters:

on -

setTranslucentNavigationFlag

public static void setTranslucentNavigationFlag(android.app.Activity activity,
                                                boolean on)

helper method to set the TranslucentNavigationFlag

Parameters:

on -

setFlag

public static void setFlag(android.app.Activity activity,
                           int bits,
                           boolean on)

helper method to activate or deactivate a specific flag

Parameters:

bits -

on -

getIconStateList

public static android.graphics.drawable.StateListDrawable getIconStateList(android.graphics.drawable.Drawable icon,
                                                                           android.graphics.drawable.Drawable selectedIcon)

helper to create a stateListDrawable for the icon

Parameters:

icon -

selectedIcon -

Returns:

getSelectableBackground

public static android.graphics.drawable.StateListDrawable getSelectableBackground(android.content.Context ctx,
                                                                                  int selected_color,
                                                                                  boolean animate)

helper to get the system default selectable background inclusive an active state

Parameters:

ctx - the context

selected_color - the selected color

animate - true if you want to fade over the states (only animates if API newer than Build.VERSION_CODES.HONEYCOMB)

Returns:

the StateListDrawable

getSelectablePressedBackground

public static android.graphics.drawable.StateListDrawable getSelectablePressedBackground(android.content.Context ctx,
                                                                                         int selected_color,
                                                                                         int pressed_alpha,
                                                                                         boolean animate)

helper to get the system default selectable background inclusive an active and pressed state

Parameters:

ctx - the context

selected_color - the selected color

pressed_alpha - 0-255

animate - true if you want to fade over the states (only animates if API newer than Build.VERSION_CODES.HONEYCOMB)

Returns:

the StateListDrawable

adjustAlpha

public static int adjustAlpha(int color,
                              int alpha)

adjusts the alpha of a color

Parameters:

color - the color

alpha - the alpha value we want to set 0-255

Returns:

the adjusted color

getSelectableBackgroundRes

public static int getSelectableBackgroundRes(android.content.Context ctx)

helper to get the system default selectable background res

Parameters:

ctx -

Returns:

getSelectableBackground

public static android.graphics.drawable.Drawable getSelectableBackground(android.content.Context ctx)

helper to get the system default selectable background

Parameters:

ctx -

Returns:

getScreenWidth

public static int getScreenWidth(android.content.Context context)

Returns the screen width in pixels

Parameters:

context - is the context to get the resources

Returns:

the screen width in pixels

getScreenHeight

public static int getScreenHeight(android.content.Context context)

Returns the screen height in pixels

Parameters:

context - is the context to get the resources

Returns:

the screen height in pixels