(Android Control) ImageSwitcher introduction and instructions for use

1 ImageSwitcherImplemented FunctionsAnd actual running

The ImageSwitcher class provides the image switching function. through third-party operations, you can set the image displayed by the current ImageSwitcher and set the animation of the image conversion.

 

2How to Use ImageSwitcherWidget

 

2.1Configuration page file

<ImageSwitcher

Android: id = "@ + id/imageSwitcher1"

Android: layout_width = "fill_parent"

Android: layout_height = "fill_parent"

Android: layout_alignLeft = "@ + id/textView1"

Android: layout_above = "@ id/adLayout"

Android: layout_below = "@ id/topText"

Android: layout_centerVertical = "true">

</ImageSwitcher>

 

3Initialize ImageSwitcherWidget

Initialize the adapter of the ViewPager Control

 

ImageSwitcher1 = (ImageSwitcher) findViewById (R. id. imageSwitcher1 );

ImageSwitcher1.setFactory (This);

ImageSwitcher1.setInAnimation (AnimationUtils. loadAnimation (This,

Android. R. anim. fade_in ));

ImageSwitcher1.setOutAnimation (AnimationUtils. loadAnimation (This,

Android. R. anim. fade_out ));

ImageSwitcher1.setImageResource (R. drawable. girl2 );

 

4Switch the image direction based on the Interface sliding

OnTouchListener touchlistener =NewOnTouchListener (){

@ Override

Public BooleanOnTouch (View v, MotionEvent event ){

If(Event. getAction () = MotionEvent. ACTION_DOWN ){

DownX = (Int) Event. getX ();

Return True;

}Else If(Event. getAction () = MotionEvent. ACTION_UP ){

UpX = (Int) Event. getX ();

If(UpX-downX & gt; 100 ){

ImageSwitcher1.setInAnimation (AnimationUtils. loadAnimation (ShowPhotoActivity.This,

Android. R. anim. slide_in_left ));

ImageSwitcher1.setOutAnimation (AnimationUtils. loadAnimation (ShowPhotoActivity.This,

Android. R. anim. slide_out_right ));

ImageSwitcher1.setImageResource (R. drawable. girl1 );

}Else If(DownX-upX & gt; 100 )//{

ImageSwitcher1.setInAnimation (AnimationUtils. loadAnimation (ShowPhotoActivity.This,

Android. R. anim. slide_in_left ));

ImageSwitcher1.setOutAnimation (AnimationUtils. loadAnimation (ShowPhotoActivity.This,

Android. R. anim. slide_out_right ));

ImageSwitcher1.setImageResource (R. drawable. girl2 );

}

Return True;

}

Return False;

}

};