public void setTranslucentBackgroundDrawable(@Nullable Drawable background) {
// it's required to call setBackground to null, as in some of the cases we may set new
// background to be a layer drawable that contains a drawable that has been previously setup
// as a background previously. This will not work correctly as the drawable callback logic is
// messed up in AOSP
super.setBackground(null);
if (mReactBackgroundDrawable != null && background != null) {
LayerDrawable layerDrawable =
new LayerDrawable(new Drawable[] {mReactBackgroundDrawable, background});
super.setBackground(layerDrawable);
} else if (background != null) {
super.setBackground(background);
}
}
private ReactViewBackgroundDrawable getOrCreateReactViewBackground() {
if (mReactBackgroundDrawable == null) {
mReactBackgroundDrawable = new ReactViewBackgroundDrawable();
Drawable backgroundDrawable = getBackground();
super.setBackground(null); // required so that drawable callback is cleared before we add the
// drawable back as a part of LayerDrawable
if (backgroundDrawable == null) {
super.setBackground(mReactBackgroundDrawable);
} else {
LayerDrawable layerDrawable =
new LayerDrawable(new Drawable[] {mReactBackgroundDrawable, backgroundDrawable});
super.setBackground(layerDrawable);
}
}
return mReactBackgroundDrawable;
}
// 设置全局图片并且沉浸
@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
private void setFull(
Activity activity, int backRes, int headColor, float scale, float startBlur, float endBlur) {
Bitmap backBitmap = BitmapFactory.decodeResource(getResources(), backRes);
int color = getResources().getColor(headColor);
if (backBitmap != null) { // 图片背景
statusView = setColor(activity, Color.TRANSPARENT); // 设置透明状态栏
statusView.setBackgroundColor(color); // 设置内容区域状态栏颜色
isTranslate = true;
ViewGroup decorView = (ViewGroup) activity.getWindow().getDecorView();
Drawable backDrawable = null;
if (startBlur == 0 && endBlur == 0) { // 正常背景
backDrawable = new BitmapDrawable(backBitmap);
} else { // 模糊背景
if (endBlur == 0) {
backDrawable = new BitmapDrawable(backBitmap);
} else {
backDrawable =
new BitmapDrawable(BlurUtil.fastblur(getContext(), backBitmap, scale, endBlur));
}
}
if (startBlur != endBlur) { // 动态模糊
mBackImageView = new ImageView(activity);
mBackImageView.setLayoutParams(new LayoutParams(mScreenWidth, mScreenHeight));
mBackImageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
if (startBlur == 0) {
mBackImageView.setImageBitmap(backBitmap);
} else {
mBackImageView.setImageBitmap(
BlurUtil.fastblur(getContext(), backBitmap, scale, startBlur));
}
decorView.addView(mBackImageView, 0);
}
decorView.setBackground(backDrawable);
} else { // 颜色背景
isTranslate = false;
setBackgroundColor(color); // 设置背景
statusView = setColor(activity, color); // 设置状态栏颜色
} // 解决内容区域页面上移问题
if (!isTranslated) {
mContentView = getChildAt(1);
LinearLayout ll = new LinearLayout(activity);
ll.setLayoutParams(new LinearLayout.LayoutParams(mScreenWidth, mScreenHeight));
ll.setOrientation(LinearLayout.VERTICAL);
ll.setBackgroundColor(Color.WHITE);
removeViewAt(1);
ll.addView(createStatusBarView(activity, Color.TRANSPARENT)); // 填充空白界面
ll.addView(mContentView);
addView(ll);
isTranslated = true;
}
}
public void showLongPressCling(boolean showWelcome) {
ViewGroup root = (ViewGroup) mLauncher.findViewById(R.id.launcher);
View cling = mInflater.inflate(R.layout.longpress_cling, root, false);
cling.setOnLongClickListener(
new OnLongClickListener() {
@Override
public boolean onLongClick(View v) {
mLauncher.getWorkspace().enterOverviewMode();
dismissLongPressCling();
return true;
}
});
final ViewGroup content = (ViewGroup) cling.findViewById(R.id.cling_content);
mInflater.inflate(
showWelcome ? R.layout.longpress_cling_welcome_content : R.layout.longpress_cling_content,
content);
content.findViewById(R.id.cling_dismiss_longpress_info).setOnClickListener(this);
if (TAG_CROP_TOP_AND_SIDES.equals(content.getTag())) {
Drawable bg =
new BorderCropDrawable(
mLauncher.getResources().getDrawable(R.drawable.cling_bg), true, true, true, false);
content.setBackground(bg);
}
root.addView(cling);
if (showWelcome) {
// This is the first cling being shown. No need to animate.
return;
}
// Animate
content
.getViewTreeObserver()
.addOnGlobalLayoutListener(
new OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
content.getViewTreeObserver().removeOnGlobalLayoutListener(this);
ObjectAnimator anim;
if (TAG_CROP_TOP_AND_SIDES.equals(content.getTag())) {
content.setTranslationY(-content.getMeasuredHeight());
anim = LauncherAnimUtils.ofFloat(content, "translationY", 0);
} else {
content.setScaleX(0);
content.setScaleY(0);
PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1);
PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1);
anim = LauncherAnimUtils.ofPropertyValuesHolder(content, scaleX, scaleY);
}
anim.setDuration(SHOW_CLING_DURATION);
anim.setInterpolator(new LogDecelerateInterpolator(100, 0));
anim.start();
}
});
}
@SuppressWarnings("deprecation")
@SuppressLint("NewApi")
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main_activity, R.layout.main_titlebar_layout);
if (!isAddShortCut()) {
addShortCut();
}
ImageView settings = (ImageView) findViewById(R.id.settings_img);
settings.setOnClickListener(
new OnClickListener() {
@Override
public void onClick(View v) {
startActivity(new Intent(MainActivity.this, SettingsActivity.class));
}
});
mBackground = new MyColorBackground();
mViewPager = (ViewPager) findViewById(R.id.main_viewpager);
mViewList = new ArrayList<MainView>();
MainView view = new CountMainView(this);
mViewList.add(view);
view = new TimeMainView(this);
mViewList.add(view);
MainPagerAdapter pagerAdapter = new MainPagerAdapter(mViewList);
mViewPager.setAdapter(pagerAdapter);
mViewPager.setOnPageChangeListener(this);
LinearLayout layoutRoot = (LinearLayout) findViewById(R.id.main_layout_root);
layoutRoot.setBackground(mBackground);
mRadioGroup = (RadioGroup) findViewById(R.id.pagerRadioGroup);
mRadioGroup.setOnCheckedChangeListener(
new OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup group, int checkedId) {
int count = group.getChildCount();
for (int index = 0; index < count; index++) {
RadioButton btn = (RadioButton) group.getChildAt(index);
if (btn.getId() == checkedId) {
if (mViewPager.getCurrentItem() != index) {
mViewPager.setCurrentItem(index, true);
}
}
}
}
});
mListView = (ExpandableListView) findViewById(R.id.unlock_detail_list);
mListView.setGroupIndicator(null);
mAdapters = new DetailListAdapter[2];
mAdapters[0] = new UnlockDetailListAdapter(this);
mAdapters[1] = new TimeDetailListAdapter(this);
mListView.setDivider(null);
mListView.setChildDivider(null);
mListBackground = new MyColorBackground();
mListView.setBackground(mListBackground);
slidingDrawer = (SlidingDrawer) findViewById(R.id.sliding_detail);
final ImageView arrow = (ImageView) findViewById(R.id.sliding_handle_arrow);
final TextView handleText = (TextView) findViewById(R.id.sliding_handle_text);
final ViewGroup slidingHandle = (ViewGroup) findViewById(R.id.sliding_handle);
slidingDrawable = new SingleColorDrawable(1, true);
slidingHandle.setBackground(slidingDrawable);
slidingDrawer.setOnDrawerOpenListener(
new OnDrawerOpenListener() {
@Override
public void onDrawerOpened() {
handleText.setVisibility(View.GONE);
arrow.setImageResource(R.drawable.down_arrow);
mAdapters[mViewPager.getCurrentItem()].refreshData();
mAdapters[mViewPager.getCurrentItem()].notifyDataSetChanged();
int n = mListView.getCount();
for (int i = 0; i < n; i++) {
mListView.expandGroup(i);
}
}
});
slidingDrawer.setOnDrawerCloseListener(
new OnDrawerCloseListener() {
@Override
public void onDrawerClosed() {
handleText.setVisibility(View.VISIBLE);
arrow.setImageResource(R.drawable.up_arrow);
}
});
setMainTitle(R.string.main_title);
View title_layout = (View) findViewById(R.id.titlebar_layout_root);
SingleColorDrawable back = new SingleColorDrawable(0, false);
title_layout.setBackground(back);
IncrementAnimationUtil.getInstance().addObserver(back);
IncrementAnimationUtil.getInstance().addObserver(mBackground);
IncrementAnimationUtil.getInstance().addObserver(mListBackground);
IncrementAnimationUtil.getInstance().addObserver(slidingDrawable);
}