/*******************************************************************************
* Copyright 2011, 2012 Chris Banes.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*******************************************************************************/
package com.handmark.pulltorefresh.library;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.drawable.Drawable;
import android.os.Build.VERSION;
import android.os.Build.VERSION_CODES;
import android.os.Bundle;
import android.os.Parcelable;
import android.util.AttributeSet;
import android.util.Log;
import android.view.Gravity;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewConfiguration;
import android.view.ViewGroup;
import android.view.animation.DecelerateInterpolator;
import android.view.animation.Interpolator;
import android.widget.FrameLayout;
import android.widget.LinearLayout;
import com.handmark.pulltorefresh.library.internal.FlipLoadingLayout;
import com.handmark.pulltorefresh.library.internal.LoadingLayout;
import com.handmark.pulltorefresh.library.internal.RotateLoadingLayout;
import com.handmark.pulltorefresh.library.internal.Utils;
import com.handmark.pulltorefresh.library.internal.ViewCompat;
public abstract class PullToRefreshBase<T extends View> extends LinearLayout implements IPullToRefresh<T> {
// ===========================================================
// Constants
// ===========================================================
static final boolean DEBUG = true;
static final boolean USE_HW_LAYERS = false;
static final String LOG_TAG = "PullToRefresh";
static final float FRICTION = 2.0f;
public static final int SMOOTH_SCROLL_DURATION_MS = 200;
public static final int SMOOTH_SCROLL_LONG_DURATION_MS = 325;
static final int DEMO_SCROLL_INTERVAL = 225;
static final String STATE_STATE = "ptr_state";
static final String STATE_MODE = "ptr_mode";
static final String STATE_CURRENT_MODE = "ptr_current_mode";
static final String STATE_SCROLLING_REFRESHING_ENABLED = "ptr_disable_scrolling";
static final String STATE_SHOW_REFRESHING_VIEW = "ptr_show_refreshing_view";
static final String STATE_SUPER = "ptr_super";
// ===========================================================
// Fields
// ===========================================================
private int mTouchSlop;
private float mLastMotionX, mLastMotionY;
private float mInitialMotionX, mInitialMotionY;
private boolean mIsBeingDragged = false;
private State mState = State.RESET;
private Mode mMode = Mode.getDefault();
private Mode mCurrentMode;
T mRefreshableView;
private FrameLayout mRefreshableViewWrapper;
private boolean mShowViewWhileRefreshing = true;
private boolean mScrollingWhileRefreshingEnabled = false;
private boolean mFilterTouchEvents = true;
private boolean mOverScrollEnabled = true;
private boolean mLayoutVisibilityChangesEnabled = true;
private Interpolator mScrollAnimationInterpolator;
private AnimationStyle mLoadingAnimationStyle = AnimationStyle.getDefault();
private LoadingLayout mHeaderLayout;
private LoadingLayout mFooterLayout;
private OnRefreshListener<T> mOnRefreshListener;
private OnRefreshListener2<T> mOnRefreshListener2;
private OnPullEventListener<T> mOnPullEventListener;
private SmoothScrollRunnable mCurrentSmoothScrollRunnable;
// ===========================================================
// Constructors
// ===========================================================
public PullToRefreshBase(Context context) {
super(context);
init(context, null);
}
public PullToRefreshBase(Context context, AttributeSet attrs) {
super(context, attrs);
init(context, attrs);
}
public PullToRefreshBase(Context context, Mode mode) {
super(context);
mMode = mode;
init(context, null);
}
public PullToRefreshBase(Context context, Mode mode, AnimationStyle animStyle) {
super(context);
mMode = mode;
mLoadingAnimationStyle = animStyle;
init(context, null);
}
@Override
public void addView(View child, int index, ViewGroup.LayoutParams params) {
if (DEBUG) {
Log.d(LOG_TAG, "addView: " + child.getClass().getSimpleName());
}
final T refreshableView = getRefreshableView();
if (refreshableView instanceof ViewGroup) {
((ViewGroup) refreshableView).addView(child, index, params);
} else {
throw new UnsupportedOperationException("Refreshable View is not a ViewGroup so can't addView");
}
}
@Override
public final boolean demo() {
if (mMode.showHeaderLoadingLayout() && isReadyForPullStart()) {
smoothScrollToAndBack(-getHeaderSize() * 2);
return true;
} else if (mMode.showFooterLoadingLayout() && isReadyForPullEnd()) {
smoothScrollToAndBack(getFooterSize() * 2);
return true;
}
return false;
}
@Override
public final Mode getCurrentMode() {
return mCurrentMode;
}
@Override
public final boolean getFilterTouchEvents() {
return mFilterTouchEvents;
}
@Override
public final ILoadingLayout getLoadingLayoutProxy() {
return getLoadingLayoutProxy(true, true);
}
@Override
public final ILoadingLayout getLoadingLayoutProxy(boolean includeStart, boolean includeEnd) {
return createLoadingLayoutProxy(includeStart, includeEnd);
}
@Override
public final Mode getMode() {
return mMode;
}
@Override
public final T getRefreshableView() {
return mRefreshableView;
}
@Override
public final boolean getShowViewWhileRefreshing() {
return mShowViewWhileRefreshing;
}
@Override
public final State getState() {
return mState;
}
/**
* @deprecated See {@link #isScrollingWhileRefreshingEnabled()}.
*/
public final boolean isDisableScrollingWhileRefreshing() {
return !isScrollingWhileRefreshingEnabled();
}
@Override
public final boolean isPullToRefreshEnabled() {
return mMode.permitsPullToRefresh();
}
@Override
public final boolean isPullToRefreshOverScrollEnabled() {
return VERSION.SDK_INT >= VERSION_CODES.GINGERBREAD && mOverScrollEnabled
&& OverscrollHelper.isAndroidOverScrollEnabled(mRefreshableView);
}
@Override
public final boolean isRefreshing() {
return mState == State.REFRESHING || mState == State.MANUAL_REFRESHING;
}
@Override
public final boolean isScrollingWhileRefreshingEnabled() {
return mScrollingWhileRefreshingEnabled;
}
@Override
public final boolean onInterceptTouchEvent(MotionEvent event) {
if (!isPullToRefreshEnabled()) {
return false;
}
final int action = event.getAction();
if (action == MotionEvent.ACTION_CANCEL || action == MotionEvent.ACTION_UP) {
mIsBeingDragged = false;
return false;
}
if (action != MotionEvent.ACTION_DOWN && mIsBeingDragged) {
return true;
}
switch (action) {
case MotionEvent.ACTION_MOVE: {
// If we're refreshing, and the flag is set. Eat all MOVE events
if (!mScrollingWhileRefreshingEnabled && isRefreshing()) {
return true;
}
if (isReadyForPull()) {
final float y = event.getY(), x = event.getX();
final float diff, oppositeDiff, absDiff;
// We need to use the correct values, based on scroll
// direction
switch (getPullToRefreshScrollDirection()) {
case HORIZONTAL:
diff = x - mLastMotionX;
oppositeDiff = y - mLastMotionY;
break;
case VERTICAL:
default:
diff = y - mLastMotionY;
oppositeDiff = x - mLastMotionX;
break;
}
absDiff = Math.abs(diff);
if (absDiff > mTouchSlop && (!mFilterTouchEv
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在线移动学习系统Android客户端.zip (263个子文件)
gradlew.bat 2KB
.gitignore 64B
.gitignore 7B
build.gradle 2KB
build.gradle 512B
build.gradle 383B
settings.gradle 59B
gradlew 5KB
app.iml 8KB
Android-PullToRefresh.iml 7KB
OLME-graduate.iml 954B
gradle-wrapper.jar 49KB
PullToRefreshBase.java 46KB
R.java 27KB
R.java 27KB
PullToRefreshAdapterViewBase.java 14KB
LoadingLayout.java 12KB
VedioPlayActivity.java 11KB
CommunicationFragment.java 10KB
PullToRefreshListView.java 10KB
AnswerDetailActivity.java 9KB
MyQuestionActivity.java 9KB
LoginActivity.java 8KB
IPullToRefresh.java 8KB
VedioPlayerActivity.java 8KB
OverscrollHelper.java 8KB
RegisterActivity.java 6KB
CourseFragment.java 6KB
VedioInfoActivity.java 6KB
ModifySexActivity.java 6KB
ModifyNameActivity.java 6KB
PullToRefreshWebView.java 5KB
ReplyActivity.java 5KB
AddThemeActivity.java 5KB
IndicatorLayout.java 5KB
PersonalInfoActivity.java 5KB
FlipLoadingLayout.java 5KB
MorePopWindow.java 4KB
PullToRefreshWebView2.java 4KB
PersonalFragment.java 4KB
MessageDetailActivity.java 4KB
CourseInfoDetailActivity.java 4KB
PullToRefreshHorizontalScrollView.java 3KB
RotateLoadingLayout.java 3KB
CommunicationAdapter.java 3KB
PullToRefreshExpandableListView.java 3KB
PullToRefreshScrollView.java 3KB
ObjectChange.java 3KB
PullToRefreshGridView.java 3KB
InitActivity.java 3KB
ModifyHeadPhotoActivity.java 3KB
SoundPullEventListener.java 3KB
LogoutPopWindow.java 3KB
CourseAdapter.java 2KB
AnswerDetailAdapter.java 2KB
VedioAdapter.java 2KB
ViewCompat.java 2KB
ImageURI.java 2KB
LogoutActivity.java 2KB
BaseFragmentActivity.java 2KB
LoadingLayoutProxy.java 2KB
CommunicationApi.java 2KB
CommunicationResult.java 2KB
ILoadingLayout.java 2KB
popupDataSource_1.java 2KB
ExitApplication.java 2KB
CourseResult.java 1KB
CommentResult.java 1KB
EmptyViewMethodAccessor.java 1KB
RestResult.java 1KB
CustomApplication.java 1KB
MyFragmentAdapter.java 1KB
UIHelper.java 1KB
BaseFragment.java 1KB
AsyncImageTask.java 1KB
MD5Util.java 1KB
UserApi.java 1KB
ObjMapReflect.java 1000B
MyErrorHandler.java 963B
MyOnPageChangeListener.java 902B
CourseApi.java 897B
UrlUtil.java 850B
MainActivity.java 842B
MyOnClickListener.java 812B
VedioResult.java 709B
UserResult.java 659B
JsonUtil.java 505B
CourseInfoData.java 503B
BuildConfig.java 475B
AllQuestionData.java 457B
MyQuestionData.java 455B
BuildConfig.java 454B
AnswerData.java 451B
VedioInfoData.java 429B
CommunicationViewHolder.java 382B
Utils.java 345B
ApplicationTest.java 339B
CourseViewHolder.java 231B
AnswerViewHolder.java 223B
VedioViewHolder.java 195B
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