com.microblink.blinkbarcode.uisettings

Class UISettings

java.lang.Object

com.microblink.blinkbarcode.uisettings.UISettings

Direct Known Subclasses:

BasicScanUISettings

public abstract class UISettings
extends java.lang.Object

Base class for all concrete scan activity settings classes. Activity settings are used to configure available scanning options for the scan activity. All provided activities have their corresponding scan settings classes.

Constructor Summary

Constructors

Constructor and Description
UISettings()

Method Summary

Modifier and Type	Method and Description
abstract ScanningOverlay	createOverlayController(android.app.Activity activity, ScanResultListener scanResultListener) Creates overlay controller and configures it using set values.
int	getActivityTheme()
boolean	getFilterTouchesWhenObscured()
abstract java.lang.Class	getTargetActivity() Returns target activity.
boolean	getUsingFlagSecure()
void	saveToIntent(android.content.Intent intent) Saves this scan activity settings to Intent so it can be passed to the corresponding scan activity.
void	setActivityTheme(int themeId) Sets theme that will be used by activity launched from these UiSettings.
void	setCameraSettings(CameraSettings cameraSettings) Sets camera settings that will be used for scanning
void	setFilterTouchesWhenObscured(boolean filterTouchesWhenObscured) Defines whether the framework should discard touches when the activity's window is obscured by another visible window.
void	setUsingFlagSecure(boolean usingFlagSecure) Defines whether FLAG_SECURE on activity window, which indicates that the display has a secure video output and supports compositing secure surfaces, should be used.

Methods inherited from class java.lang.Object

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

Constructor Detail

UISettings

public UISettings()

Method Detail

getUsingFlagSecure

public final boolean getUsingFlagSecure()

setUsingFlagSecure

public final void setUsingFlagSecure(boolean usingFlagSecure)

Defines whether FLAG_SECURE on activity window, which indicates that the display has a secure video output and supports compositing secure surfaces, should be used. Default is false. Use this to prevent taking screenshots of the activity window content and to prevent content from being viewed on non-secure displays

Parameters:

usingFlagSecure - true to request using of FLAG_SECURE, false otherwise.

getFilterTouchesWhenObscured

public final boolean getFilterTouchesWhenObscured()

setFilterTouchesWhenObscured

public final void setFilterTouchesWhenObscured(boolean filterTouchesWhenObscured)

Defines whether the framework should discard touches when the activity's window is obscured by another visible window. Default is false. Use this to prevent malicious attacks where user could be tricked into tapping on something different from what the user perceives. This is commonly known as tapjacking.

Parameters:

filterTouchesWhenObscured - true to fully filter out touch events when activites are obscured, false otherwise.

getActivityTheme

public final int getActivityTheme()

setActivityTheme

public final void setActivityTheme(@StyleRes
                                   int themeId)

Sets theme that will be used by activity launched from these UiSettings. Defaults to theme set at your app level.

Parameters:

themeId - custom theme to be used

setCameraSettings

public final void setCameraSettings(@NonNull
                                    CameraSettings cameraSettings)

Sets camera settings that will be used for scanning

Parameters:

cameraSettings - to be used for scanning

saveToIntent

@CallSuper
public void saveToIntent(@NonNull
                                    android.content.Intent intent)

Saves this scan activity settings to Intent so it can be passed to the corresponding scan activity. Intent target activity must be set before calling this method, and target activity must be compatible with this settings. DO NOT USE THIS METHOD UNLESS YOU KNOW WHAT YOU ARE DOING. Improper usage will crash your app.

Parameters:

intent - Intent to which this scan activity settings should be saved.

Throws:

java.lang.IllegalStateException - If the intent target activity has not been explicitly set before calling this method.

java.lang.IllegalArgumentException - If the target activity is not compatible with this settings.

getTargetActivity

@NonNull
public abstract java.lang.Class getTargetActivity()

Returns target activity. Concrete settings can be used only with the corresponding activity. This method is public for convenience when you are not able to use ActivityRunner. DO NOT USE THIS METHOD UNLESS YOU KNOW WHAT YOU ARE DOING. Improper usage will crash your app.

Returns:

target activity.

createOverlayController

@NonNull
public abstract ScanningOverlay createOverlayController(@NonNull
                                                                 android.app.Activity activity,
                                                                 @NonNull
                                                                 ScanResultListener scanResultListener)

Creates overlay controller and configures it using set values.