android 只修改ViewPager调用setCurrentItem时，滑屏的速度,其他正常
2017-06-28 08:47
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[java] view
plain copy
public class FixedSpeedScroller extends Scroller{
private int mDuration = 0;
public FixedSpeedScroller(Context context) {
super(context);
}
public FixedSpeedScroller(Context context, android.view.animation.Interpolator interpolator) {
super(context,interpolator);
}
public FixedSpeedScroller(Context context, android.view.animation.Interpolator interpolator, boolean flywheel) {
super(context, interpolator, flywheel);
}
@Override
public void startScroll(int startX, int startY, int dx, int dy, int duration) {
if(duration == 200)//调用setCurrentItem滑动的固定速度
super.startScroll(startX, startY, dx, dy, mDuration);
else //其他按照正常速度来
super.startScroll(startX, startY, dx, dy, duration);
}
@Override
public void startScroll(int startX, int startY, int dx, int dy) {
super.startScroll(startX, startY, dx, dy, mDuration);
}
}
应用
[java] view
plain copy
private void setViewPagerScrollSpeed(){
try {
Field mScroller = null;
mScroller = ViewPager.class.getDeclaredField("mScroller");
mScroller.setAccessible(true);
FixedSpeedScroller scroller = new FixedSpeedScroller( myviewpage.getContext( ) );
mScroller.set( myviewpage, scroller);
}catch(NoSuchFieldException e){
}catch (IllegalArgumentException e){
}catch (IllegalAccessException e){
}
}
[java] view
plain copy
public class FixedSpeedScroller extends Scroller{
private int mDuration = 0;
public FixedSpeedScroller(Context context) {
super(context);
}
public FixedSpeedScroller(Context context, android.view.animation.Interpolator interpolator) {
super(context,interpolator);
}
public FixedSpeedScroller(Context context, android.view.animation.Interpolator interpolator, boolean flywheel) {
super(context, interpolator, flywheel);
}
@Override
public void startScroll(int startX, int startY, int dx, int dy, int duration) {
if(duration == 200)//调用setCurrentItem滑动的固定速度
super.startScroll(startX, startY, dx, dy, mDuration);
else //其他按照正常速度来
super.startScroll(startX, startY, dx, dy, duration);
}
@Override
public void startScroll(int startX, int startY, int dx, int dy) {
super.startScroll(startX, startY, dx, dy, mDuration);
}
}
应用
[java] view
plain copy
private void setViewPagerScrollSpeed(){
try {
Field mScroller = null;
mScroller = ViewPager.class.getDeclaredField("mScroller");
mScroller.setAccessible(true);
FixedSpeedScroller scroller = new FixedSpeedScroller( myviewpage.getContext( ) );
mScroller.set( myviewpage, scroller);
}catch(NoSuchFieldException e){
}catch (IllegalArgumentException e){
}catch (IllegalAccessException e){
}
}
plain copy
public class FixedSpeedScroller extends Scroller{
private int mDuration = 0;
public FixedSpeedScroller(Context context) {
super(context);
}
public FixedSpeedScroller(Context context, android.view.animation.Interpolator interpolator) {
super(context,interpolator);
}
public FixedSpeedScroller(Context context, android.view.animation.Interpolator interpolator, boolean flywheel) {
super(context, interpolator, flywheel);
}
@Override
public void startScroll(int startX, int startY, int dx, int dy, int duration) {
if(duration == 200)//调用setCurrentItem滑动的固定速度
super.startScroll(startX, startY, dx, dy, mDuration);
else //其他按照正常速度来
super.startScroll(startX, startY, dx, dy, duration);
}
@Override
public void startScroll(int startX, int startY, int dx, int dy) {
super.startScroll(startX, startY, dx, dy, mDuration);
}
}
应用
[java] view
plain copy
private void setViewPagerScrollSpeed(){
try {
Field mScroller = null;
mScroller = ViewPager.class.getDeclaredField("mScroller");
mScroller.setAccessible(true);
FixedSpeedScroller scroller = new FixedSpeedScroller( myviewpage.getContext( ) );
mScroller.set( myviewpage, scroller);
}catch(NoSuchFieldException e){
}catch (IllegalArgumentException e){
}catch (IllegalAccessException e){
}
}
[java] view
plain copy
public class FixedSpeedScroller extends Scroller{
private int mDuration = 0;
public FixedSpeedScroller(Context context) {
super(context);
}
public FixedSpeedScroller(Context context, android.view.animation.Interpolator interpolator) {
super(context,interpolator);
}
public FixedSpeedScroller(Context context, android.view.animation.Interpolator interpolator, boolean flywheel) {
super(context, interpolator, flywheel);
}
@Override
public void startScroll(int startX, int startY, int dx, int dy, int duration) {
if(duration == 200)//调用setCurrentItem滑动的固定速度
super.startScroll(startX, startY, dx, dy, mDuration);
else //其他按照正常速度来
super.startScroll(startX, startY, dx, dy, duration);
}
@Override
public void startScroll(int startX, int startY, int dx, int dy) {
super.startScroll(startX, startY, dx, dy, mDuration);
}
}
应用
[java] view
plain copy
private void setViewPagerScrollSpeed(){
try {
Field mScroller = null;
mScroller = ViewPager.class.getDeclaredField("mScroller");
mScroller.setAccessible(true);
FixedSpeedScroller scroller = new FixedSpeedScroller( myviewpage.getContext( ) );
mScroller.set( myviewpage, scroller);
}catch(NoSuchFieldException e){
}catch (IllegalArgumentException e){
}catch (IllegalAccessException e){
}
}
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