android.widget.ImageView#getLayoutParams ( )源码实例Demo

/**
 * {@inheritDoc}
 * <p/>
 * Width is defined by target {@link ImageView view} parameters,
 * configuration parameters or device display dimensions.<br />
 * Size computing algorithm:<br />
 * 1) Get the actual drawn <b>getWidth()</b> of the View. If view haven't
 * drawn yet then go to step #2.<br />
 * 2) Get <b>layout_width</b>. If it hasn't exact value then go to step #3.<br />
 * 3) Get <b>maxWidth</b>.
 */
public static int getImageViewWidth(ImageView imageView) {
    if (imageView != null) {
        final ViewGroup.LayoutParams params = imageView.getLayoutParams();
        int width = 0;
        if (params != null && params.width != ViewGroup.LayoutParams.WRAP_CONTENT) {
            width = imageView.getWidth(); // Get actual image width
        }
        if (width <= 0 && params != null) {
            width = params.width; // Get layout width parameter
        }
        if (width <= 0) {
            width = getImageViewFieldValue(imageView, "mMaxWidth");
        }
        return width;
    }
    return DEFAULT_WIDTH;
}
 

public void resetBars() {
    skill = 0;
    tempSkill = 0;
    attn = 0;
    time = 0;
    ImageView attnBar = GameActivity.getInstance().findViewById(R.id.lesson_a_attn_bar_fill);
    ViewGroup.LayoutParams attnParams = attnBar.getLayoutParams();
    attnParams.width = 1;
    attnBar.setLayoutParams(attnParams);

    ImageView skillBar = GameActivity.getInstance().findViewById(R.id.lesson_a_skill_bar_fill);
    ViewGroup.LayoutParams skillParams = skillBar.getLayoutParams();
    skillParams.width = 1;
    skillBar.setLayoutParams(skillParams);

    ImageView tempSkillBar =
            GameActivity.getInstance().findViewById(R.id.lesson_a_skill_temp_bar_fill);
    ViewGroup.LayoutParams tempSkillParams = tempSkillBar.getLayoutParams();
    tempSkillParams.width = 1;
    tempSkillBar.setLayoutParams(tempSkillParams);

    ImageView timeBar = GameActivity.getInstance().findViewById(R.id.lesson_a_time_bar_fill);
    ViewGroup.LayoutParams timeParams = timeBar.getLayoutParams();
    timeParams.width = 1;
    timeBar.setLayoutParams(timeParams);
}
 

public TVShowViewHolder(View itemView) {
    super(itemView);
    tvShowCard = (CardView) itemView.findViewById(R.id.card_view_show_cast);
    tvShowPosterImageView = (ImageView) itemView.findViewById(R.id.image_view_show_cast);
    tvShowTitleTextView = (TextView) itemView.findViewById(R.id.text_view_title_show_cast);
    castCharacterTextView = (TextView) itemView.findViewById(R.id.text_view_cast_character_show_cast);

    tvShowPosterImageView.getLayoutParams().width = (int) (mContext.getResources().getDisplayMetrics().widthPixels * 0.31);
    tvShowPosterImageView.getLayoutParams().height = (int) ((mContext.getResources().getDisplayMetrics().widthPixels * 0.31) / 0.66);

    tvShowCard.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            Intent intent = new Intent(mContext, TVShowDetailActivity.class);
            intent.putExtra(Constants.TV_SHOW_ID, mTVCasts.get(getAdapterPosition()).getId());
            mContext.startActivity(intent);
        }
    });
}
 

@Override
public View getView(int position, View convertView, ViewGroup parent) {
    RelativeLayout relativeLayout = (RelativeLayout) this.mInflater.inflate(R.layout.adapter_rhythm_icon, null);
    //set item layout size and y postion
    relativeLayout.setLayoutParams(new RelativeLayout.LayoutParams((int) itemWidth, mContext.getResources().getDimensionPixelSize(R.dimen.rhythm_item_height)));
    relativeLayout.setTranslationY(itemWidth);

    //set second RelativeLayout width and height
    RelativeLayout childRelativeLayout = (RelativeLayout) relativeLayout.getChildAt(0);
    int relativeLayoutWidth = (int) itemWidth - 2 * mContext.getResources().getDimensionPixelSize(R.dimen.rhythm_icon_margin);
    childRelativeLayout.setLayoutParams(new RelativeLayout.LayoutParams(relativeLayoutWidth, mContext.getResources().getDimensionPixelSize(R.dimen.rhythm_item_height) - 2 * mContext.getResources().getDimensionPixelSize(R.dimen.rhythm_icon_margin)));

    ImageView imageIcon = (ImageView) relativeLayout.findViewById(R.id.image_icon);
    //cul ImageView size
    int iconSize = (relativeLayoutWidth - 2 * mContext.getResources().getDimensionPixelSize(R.dimen.rhythm_icon_margin));
    ViewGroup.LayoutParams iconParams = imageIcon.getLayoutParams();
    iconParams.width = iconSize;
    iconParams.height = iconSize;
    imageIcon.setLayoutParams(iconParams);
    //set bg img
    Glide.with(mContext).load(mCardList.get(position).getIconUrl()).fitCenter().into(imageIcon);
    return relativeLayout;
}
 

/**
 * 重新设置宽高
 * @author leibing
 * @createTime 2017/2/28
 * @lastModify 2017/2/28
 * @param imageView 图片控件实例
 * @return
 */
public ImageView resetImgWidthHeight(ImageView imageView, int originWidth, int originHeight,
                                     int targetWidth){
    // 获取图片的布局
    ViewGroup.LayoutParams para = imageView.getLayoutParams();
    // 目标高度
    int targetHeight = (originHeight * targetWidth) / originWidth;
    if (para != null) {
        // 修改布局中的height，width属性
        // 修改宽度
        para.width = targetWidth;
        // 修改高度
        para.height = targetHeight;
        // 重新设置修改后的布局给控件
        imageView.setLayoutParams(para);
    }else {
        imageView.setLayoutParams(new ViewGroup.LayoutParams(targetWidth,targetHeight));
    }
    return imageView;
}
 

/**
 * 设置图片最小宽高
 *
 * @param path      图片路径
 * @param imageView 显示图片的View
 */
private void setPictureScale(String path, ImageView imageView) {
    BitmapFactory.Options opts = new BitmapFactory.Options();
    opts.inJustDecodeBounds = true;
    BitmapFactory.decodeFile(path, opts);
    //计算图片缩放比例
    double imageWidth = opts.outWidth;
    double imageHeight = opts.outHeight;
    if (imageWidth < 100 * mDensity) {
        imageHeight = imageHeight * (100 * mDensity / imageWidth);
        imageWidth = 100 * mDensity;
    }
    ViewGroup.LayoutParams params = imageView.getLayoutParams();
    params.width = (int) imageWidth;
    params.height = (int) imageHeight;
    imageView.setLayoutParams(params);
}
 

@Override
public EffectsGalleryAdapter.ImageViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
    ViewGroup viewGroup = (ViewGroup) LayoutInflater.from(parent.getContext()).inflate(R.layout.item_effects_gallery, parent, false);
    viewGroup.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            selected = (EffectData) v.getTag();
            if (listener != null) {
                listener.onClick(selected);
            }

            notifyDataSetChanged();
        }
    });

    ImageView imageView = (ImageView) viewGroup.findViewById(R.id.image_view);
    imageView.getLayoutParams().height = requiredSize;
    return new EffectsGalleryAdapter.ImageViewHolder(viewGroup, imageView, viewGroup.findViewById(R.id.selected_indicator), (TextView) viewGroup.findViewById(R.id.effectName));
}
 

public void addThumbnail(String thumbnailPath) {
    LayoutInflater inflater = LayoutInflater.from(mContext);
    ImageView imageView = (ImageView) inflater.inflate(THUMBNAIL_LAYOUT_RES_ID, mThumbnailsContainer, false);

    int resizeDimension = mThumbnailWidth > mThumbnailHeight ?
            Float.valueOf(mThumbnailWidth).intValue() :
            Float.valueOf(mThumbnailHeight).intValue();
    Picasso.with(mContext)
            .load(new File(thumbnailPath))
            .resize(resizeDimension, resizeDimension)
            .centerCrop()
            .into(imageView);

    ViewGroup.LayoutParams layoutParams = imageView.getLayoutParams();
    layoutParams.width = Float.valueOf(mThumbnailWidth).intValue();
    layoutParams.height = Float.valueOf(mThumbnailHeight).intValue();
    mThumbnailsContainer.addView(imageView, 0, layoutParams);
    imageView.setOnClickListener(this);


    mPatioThumbnails.add(new PatioThumbnail(thumbnailPath, imageView));
    showOrHideThumbnails();
    updateThumbnailsMessage();
}
 

public FloatCamView(FloatingCameraWindow window) {
    super(window.mContext);
    mWeakRef = new WeakReference<FloatingCameraWindow>(window);

    mLayoutInflater = (LayoutInflater) window.mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
    FrameLayout body = (FrameLayout) this;
    body.setOnTouchListener(new OnTouchListener() {
        @Override
        public boolean onTouch(View v, MotionEvent event) {
            return false;
        }
    });

    View floatView = mLayoutInflater.inflate(R.layout.cam_window_view, body, true);
    mColorView = (ImageView) findViewById(R.id.imageView_c);

    int colorMaxWidth = (int) (mWindowWidth * window.mScaleWidthRatio);
    int colorMaxHeight = (int) (mWindowHeight * window.mScaleHeightRatio);

    mColorView.getLayoutParams().width = colorMaxWidth;
    mColorView.getLayoutParams().height = colorMaxHeight;
}
 

public void setImageViewLayoutParams(ImageView img) {
	if (null == imageViewLayoutParams) {
		imageViewLayoutParams = img.getLayoutParams();
		imageViewLayoutParams.width = iconSize;
		imageViewLayoutParams.height = iconSize;
	}
	img.setLayoutParams(imageViewLayoutParams);
}
 

@Override
public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
    View view = View.inflate(parent.getContext(), R.layout.image_item, null);
    ImageView imageView = (ImageView) view.findViewById(R.id.image);
    ViewGroup.LayoutParams layoutParams = imageView.getLayoutParams();
    layoutParams.height = mImageHeight;
    layoutParams.width = mImageWidth;
    imageView.requestLayout();
    return new ViewHolder(view);
}
 

/**
 * set item ImageView size which at position
 *
 * @param position position start from 0
 * @param width    in dp
 * @param height   in dp
 */
public BottomNavigationViewInner setIconSizeAt(int position, float width, float height) {
    ImageView icon = getIconAt(position);
    // update size
    ViewGroup.LayoutParams layoutParams = icon.getLayoutParams();
    layoutParams.width = dp2px(getContext(), width);
    layoutParams.height = dp2px(getContext(), height);
    icon.setLayoutParams(layoutParams);

    mMenuView.updateMenuView();
    return this;
}
 

public ActionBarMenuItem(Context context, ActionBarMenu menu, int backgroundColor) {
    super(context);
    if (backgroundColor != 0) {
        setBackgroundDrawable(Theme.createBarSelectorDrawable(backgroundColor));
    }
    parentMenu = menu;

    iconView = new ImageView(context);
    iconView.setScaleType(ImageView.ScaleType.CENTER);
    addView(iconView);
    LayoutParams layoutParams = (LayoutParams) iconView.getLayoutParams();
    layoutParams.width = LayoutHelper.MATCH_PARENT;
    layoutParams.height = LayoutHelper.MATCH_PARENT;
    iconView.setLayoutParams(layoutParams);
}
 

@Override
public View getView(int position, View convertView, ViewGroup parent) {
    if (convertView==null)
        convertView = inf.inflate(layout, null);
    ImageView iv = (ImageView) convertView.findViewById(R.id.setting_image_pic);
    iv.setImageResource(item.get(position));
    if (selected.contains(position)) iv.setBackground(ContextCompat.getDrawable(context, R.drawable.imagebtn_on));
    else iv.setBackground(ContextCompat.getDrawable(context, R.drawable.imagebtn_off));
    if (rescale > 0) {
        iv.getLayoutParams().width = rescale;
        iv.getLayoutParams().height = rescale;
    }
    return convertView;
}
 

private void roateSpan() {
        TextView tv_rotate_img_span = (TextView) findViewById(R.id.tv_rotate_img_span);
        ImageView img_rotate = (ImageView) findViewById(R.id.img_rotate);
        Drawable drawable = getResources().getDrawable(R.drawable.icon);
//        drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());
        drawable.setBounds(0, 0, 200, 200);
        img_rotate.setImageDrawable(drawable);

        ViewGroup.LayoutParams lp = img_rotate.getLayoutParams();
        lp.width = 200;
        lp.height = 200;
        img_rotate.setLayoutParams(lp);

        //这个可以在oncreate的时候测量出来
        StaticLayout sl = new StaticLayout("aa", tv_rotate_img_span.getPaint(),
                100, Layout.Alignment.ALIGN_NORMAL, 1.0f, 0.0f, false);
        int lineHeight = sl.getLineBottom(0) - sl.getLineTop(0);// 比 tv_rotate_img_span.getLineHeight() 这个好 因为每行高刚度可能不一致

        int affectLine = 0;
        for (int i = 0; i < Integer.MAX_VALUE; i++) {
            if (i * lineHeight > 200 + 20) {
                affectLine = i - 1;
                break;
            }
        }

        SpannableString msp = new SpannableString("可是现在我已不是在天上翱翔的小鸟，在地上奔跑的动物了，因为我长大了，已经五年级了，大家都在努力地学习，谁都不想输给别人，每个人都在奋发图强，“学习如逆水行舟，不进则退”。这句话在我耳边回荡，难道我们就不应该有一个孩子应该有的童真吗？难道我已经失去了吗？难道现在我们所有的孩子都应该抓住学习这根攀山绳吗？为什么我们不？");
        tv_rotate_img_span.setText(msp);
        tv_rotate_img_span.setGravity(Gravity.LEFT);

        msp.setSpan(new ImageRotate(affectLine), 0, msp.length() - 1, Spanned.SPAN_INCLUSIVE_INCLUSIVE);
        tv_rotate_img_span.setText(msp);
    }
 

/**
 * Constructs a layout for the specified infobar. After calling this, be sure to set the
 * message, the buttons, and/or the custom content using setMessage(), setButtons(), and
 * setCustomContent().
 *
 * @param context The context used to render.
 * @param infoBarView InfoBarView that listens to events.
 * @param iconResourceId ID of the icon to use for the infobar.
 * @param iconBitmap Bitmap for the icon to use, if the resource ID wasn't passed through.
 * @param message The message to show in the infobar.
 */
public InfoBarLayout(Context context, InfoBarView infoBarView, int iconResourceId,
        Bitmap iconBitmap, CharSequence message) {
    super(context);
    mControlLayouts = new ArrayList<InfoBarControlLayout>();

    mInfoBarView = infoBarView;

    // Cache resource values.
    Resources res = getResources();
    mSmallIconSize = res.getDimensionPixelSize(R.dimen.infobar_small_icon_size);
    mSmallIconMargin = res.getDimensionPixelSize(R.dimen.infobar_small_icon_margin);
    mBigIconSize = res.getDimensionPixelSize(R.dimen.infobar_big_icon_size);
    mBigIconMargin = res.getDimensionPixelSize(R.dimen.infobar_big_icon_margin);
    mMarginAboveButtonGroup =
            res.getDimensionPixelSize(R.dimen.infobar_margin_above_button_row);
    mMarginAboveControlGroups =
            res.getDimensionPixelSize(R.dimen.infobar_margin_above_control_groups);
    mPadding = res.getDimensionPixelOffset(R.dimen.infobar_padding);
    mMinWidth = res.getDimensionPixelSize(R.dimen.infobar_min_width);
    mAccentColor = ApiCompatibilityUtils.getColor(res, R.color.infobar_accent_blue);

    // Set up the close button. Apply padding so it has a big touch target.
    mCloseButton = new ImageButton(context);
    mCloseButton.setId(R.id.infobar_close_button);
    mCloseButton.setImageResource(R.drawable.btn_close);
    TypedArray a = getContext().obtainStyledAttributes(
            new int [] {R.attr.selectableItemBackground});
    Drawable closeButtonBackground = a.getDrawable(0);
    a.recycle();
    mCloseButton.setBackground(closeButtonBackground);
    mCloseButton.setPadding(mPadding, mPadding, mPadding, mPadding);
    mCloseButton.setOnClickListener(this);
    mCloseButton.setContentDescription(res.getString(R.string.infobar_close));
    mCloseButton.setLayoutParams(new LayoutParams(0, -mPadding, -mPadding, -mPadding));

    // Set up the icon.
    if (iconResourceId != 0 || iconBitmap != null) {
        mIconView = new ImageView(context);
        if (iconResourceId != 0) {
            mIconView.setImageResource(iconResourceId);
        } else if (iconBitmap != null) {
            mIconView.setImageBitmap(iconBitmap);
        }
        mIconView.setLayoutParams(new LayoutParams(0, 0, mSmallIconMargin, 0));
        mIconView.getLayoutParams().width = mSmallIconSize;
        mIconView.getLayoutParams().height = mSmallIconSize;
        mIconView.setFocusable(false);
    }

    // Set up the message view.
    mMessageMainText = message;
    mMessageLayout = new InfoBarControlLayout(context);
    mMessageTextView = mMessageLayout.addMainMessage(prepareMainMessageString());
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_tvshow_detail);
    mToolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(mToolbar);

    setTitle("");

    Intent receivedIntent = getIntent();
    mTVShowId = receivedIntent.getIntExtra(Constants.TV_SHOW_ID, -1);

    if (mTVShowId == -1) finish();

    mCollapsingToolbarLayout = (CollapsingToolbarLayout) findViewById(R.id.toolbar_layout);
    mAppBarLayout = (AppBarLayout) findViewById(R.id.app_bar);

    mPosterWidth = (int) (getResources().getDisplayMetrics().widthPixels * 0.25);
    mPosterHeight = (int) (mPosterWidth / 0.66);
    mBackdropWidth = getResources().getDisplayMetrics().widthPixels;
    mBackdropHeight = (int) (mBackdropWidth / 1.77);

    mTVShowTabLayout = (ConstraintLayout) findViewById(R.id.layout_toolbar_tv_show);
    mTVShowTabLayout.getLayoutParams().height = mBackdropHeight + (int) (mPosterHeight * 0.9);

    mPosterImageView = (ImageView) findViewById(R.id.image_view_poster);
    mPosterImageView.getLayoutParams().width = mPosterWidth;
    mPosterImageView.getLayoutParams().height = mPosterHeight;
    mPosterProgressBar = (AVLoadingIndicatorView) findViewById(R.id.progress_bar_poster);
    mPosterProgressBar.setVisibility(View.GONE);

    mBackdropImageView = (ImageView) findViewById(R.id.image_view_backdrop);
    mBackdropImageView.getLayoutParams().height = mBackdropHeight;
    mBackdropProgressBar = (AVLoadingIndicatorView) findViewById(R.id.progress_bar_backdrop);
    mBackdropProgressBar.setVisibility(View.GONE);

    mTitleTextView = (TextView) findViewById(R.id.text_view_title_tv_show_detail);
    mGenreTextView = (TextView) findViewById(R.id.text_view_genre_tv_show_detail);
    mYearTextView = (TextView) findViewById(R.id.text_view_year_tv_show_detail);

    mBackImageButton = (ImageButton) findViewById(R.id.image_button_back_tv_show_detail);
    mBackImageButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            onBackPressed();
        }
    });
    mFavImageButton = (ImageButton) findViewById(R.id.image_button_fav_tv_show_detail);
    mShareImageButton = (ImageButton) findViewById(R.id.image_button_share_tv_show_detail);

    mRatingLayout = (LinearLayout) findViewById(R.id.layout_rating_tv_show_detail);
    mRatingTextView = (TextView) findViewById(R.id.text_view_rating_tv_show_detail);

    mOverviewTextView = (TextView) findViewById(R.id.text_view_overview_tv_show_detail);
    mOverviewReadMoreTextView = (TextView) findViewById(R.id.text_view_read_more_tv_show_detail);
    mDetailsLayout = (LinearLayout) findViewById(R.id.layout_details_tv_show_detail);
    mDetailsTextView = (TextView) findViewById(R.id.text_view_details_tv_show_detail);

    mVideosTextView = (TextView) findViewById(R.id.text_view_trailer_tv_show_detail);
    mVideosRecyclerView = (RecyclerView) findViewById(R.id.recycler_view_trailers_tv_show_detail);
    (new LinearSnapHelper()).attachToRecyclerView(mVideosRecyclerView);
    mVideos = new ArrayList<>();
    mVideosAdapter = new VideoAdapter(TVShowDetailActivity.this, mVideos);
    mVideosRecyclerView.setAdapter(mVideosAdapter);
    mVideosRecyclerView.setLayoutManager(new LinearLayoutManager(TVShowDetailActivity.this, LinearLayoutManager.HORIZONTAL, false));

    mHorizontalLine = (View) findViewById(R.id.view_horizontal_line);

    mCastTextView = (TextView) findViewById(R.id.text_view_cast_tv_show_detail);
    mCastRecyclerView = (RecyclerView) findViewById(R.id.recycler_view_cast_tv_show_detail);
    mCasts = new ArrayList<>();
    mCastAdapter = new TVShowCastAdapter(TVShowDetailActivity.this, mCasts);
    mCastRecyclerView.setAdapter(mCastAdapter);
    mCastRecyclerView.setLayoutManager(new LinearLayoutManager(TVShowDetailActivity.this, LinearLayoutManager.HORIZONTAL, false));

    mSimilarTVShowsTextView = (TextView) findViewById(R.id.text_view_similar_tv_show_detail);
    mSimilarTVShowsRecyclerView = (RecyclerView) findViewById(R.id.recycler_view_similar_tv_show_detail);
    mSimilarTVShows = new ArrayList<>();
    mSimilarTVShowsAdapter = new TVShowBriefsSmallAdapter(TVShowDetailActivity.this, mSimilarTVShows);
    mSimilarTVShowsRecyclerView.setAdapter(mSimilarTVShowsAdapter);
    mSimilarTVShowsRecyclerView.setLayoutManager(new LinearLayoutManager(TVShowDetailActivity.this, LinearLayoutManager.HORIZONTAL, false));

    if (NetworkConnection.isConnected(TVShowDetailActivity.this)) {
        isActivityLoaded = true;
        loadActivity();
    }

}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
    // Second argument is the default to use if the preference can't be found
    int savedVersionCode = prefs.getInt(WELCOME_VERSION_CODE_SHOWN_PREF, 0);
    int appVersionCode = 0;
    try {
        appVersionCode = getPackageManager().getPackageInfo(getPackageName(), 0).versionCode;
    } catch (NameNotFoundException nnfe) {
        Log.w(TAG, "Exception getting appVersionCode : " + nnfe);
    }

    final Intent intent = new Intent(this, MainActivity.class);
    final Activity activity = this;

    if (appVersionCode == savedVersionCode) {
        activity.startActivity(intent);
        activity.finish();
    } else {
        Log.i(TAG, "Starting welcome page");
        setContentView(R.layout.welcome);

        // Increase the margin on the image to account for the translucent status bar.
        ImageView welcomeImage = (ImageView) findViewById(R.id.welcome_image);
        LayoutParams layoutParams = (LayoutParams) welcomeImage.getLayoutParams();
        layoutParams.topMargin = layoutParams.topMargin + MainActivity.getStatusBarHeight(this);
        welcomeImage.setLayoutParams(layoutParams);

        Button button = (Button) findViewById(R.id.welcome_button);
        button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                activity.startActivity(intent);
                activity.finish();
            }
        });

        SharedPreferences.Editor editor = prefs.edit();
        editor.putInt(WELCOME_VERSION_CODE_SHOWN_PREF, appVersionCode);
        editor.apply();
    }
}
 

/**
 * Constructs a layout for the specified infobar. After calling this, be sure to set the
 * message, the buttons, and/or the custom content using setMessage(), setButtons(), and
 * setCustomContent().
 *
 * @param context The context used to render.
 * @param infoBarView InfoBarView that listens to events.
 * @param iconResourceId ID of the icon to use for the infobar.
 * @param iconBitmap Bitmap for the icon to use, if the resource ID wasn't passed through.
 * @param message The message to show in the infobar.
 */
public InfoBarLayout(Context context, InfoBarView infoBarView, int iconResourceId,
        Bitmap iconBitmap, CharSequence message) {
    super(context);
    mControlLayouts = new ArrayList<InfoBarControlLayout>();

    mInfoBarView = infoBarView;

    // Cache resource values.
    Resources res = getResources();
    mSmallIconSize = res.getDimensionPixelSize(R.dimen.infobar_small_icon_size);
    mSmallIconMargin = res.getDimensionPixelSize(R.dimen.infobar_small_icon_margin);
    mBigIconSize = res.getDimensionPixelSize(R.dimen.infobar_big_icon_size);
    mBigIconMargin = res.getDimensionPixelSize(R.dimen.infobar_big_icon_margin);
    mMarginAboveButtonGroup =
            res.getDimensionPixelSize(R.dimen.infobar_margin_above_button_row);
    mMarginAboveControlGroups =
            res.getDimensionPixelSize(R.dimen.infobar_margin_above_control_groups);
    mPadding = res.getDimensionPixelOffset(R.dimen.infobar_padding);
    mMinWidth = res.getDimensionPixelSize(R.dimen.infobar_min_width);
    mAccentColor = ApiCompatibilityUtils.getColor(res, R.color.infobar_accent_blue);

    // Set up the close button. Apply padding so it has a big touch target.
    mCloseButton = new ImageButton(context);
    mCloseButton.setId(R.id.infobar_close_button);
    mCloseButton.setImageResource(R.drawable.btn_close);
    TypedArray a = getContext().obtainStyledAttributes(
            new int [] {R.attr.selectableItemBackground});
    Drawable closeButtonBackground = a.getDrawable(0);
    a.recycle();
    mCloseButton.setBackground(closeButtonBackground);
    mCloseButton.setPadding(mPadding, mPadding, mPadding, mPadding);
    mCloseButton.setOnClickListener(this);
    mCloseButton.setContentDescription(res.getString(R.string.infobar_close));
    mCloseButton.setLayoutParams(new LayoutParams(0, -mPadding, -mPadding, -mPadding));

    // Set up the icon.
    if (iconResourceId != 0 || iconBitmap != null) {
        mIconView = new ImageView(context);
        if (iconResourceId != 0) {
            mIconView.setImageResource(iconResourceId);
        } else if (iconBitmap != null) {
            mIconView.setImageBitmap(iconBitmap);
        }
        mIconView.setLayoutParams(new LayoutParams(0, 0, mSmallIconMargin, 0));
        mIconView.getLayoutParams().width = mSmallIconSize;
        mIconView.getLayoutParams().height = mSmallIconSize;
        mIconView.setFocusable(false);
    }

    // Set up the message view.
    mMessageMainText = message;
    mMessageLayout = new InfoBarControlLayout(context);
    mMessageTextView = mMessageLayout.addMainMessage(prepareMainMessageString());
}
 

private void refreshItems() {
    if(ABTextUtil.isEmpty(this.items)) {
        throw new RuntimeException(this.getClass().getSimpleName() + "[items] can not be empty!");
    } else {
        this.contentView.removeAllViews();
        int i = 0;

        for(int size = this.items.size(); i < size; ++i) {
            RFACLabelItem item = (RFACLabelItem)this.items.get(i);
            View itemView = LayoutInflater.from(this.getContext()).inflate(com.wangjie.rapidfloatingactionbutton.R.layout.rfab__content_label_list_item, (ViewGroup)null);
            View rootView = (ABViewUtil.obtainView(itemView, com.wangjie.rapidfloatingactionbutton.R.id.rfab__content_label_list_root_view));
            TextView labelTv = (TextView)ABViewUtil.obtainView(itemView, com.wangjie.rapidfloatingactionbutton.R.id.rfab__content_label_list_label_tv);
            ImageView iconIv = (ImageView)ABViewUtil.obtainView(itemView, com.wangjie.rapidfloatingactionbutton.R.id.rfab__content_label_list_icon_iv);
            rootView.setOnClickListener(this);
            labelTv.setOnClickListener(this);
            iconIv.setOnClickListener(this);
            rootView.setTag(com.wangjie.rapidfloatingactionbutton.R.id.rfab__id_content_label_list_item_position, Integer.valueOf(i));
            labelTv.setTag(com.wangjie.rapidfloatingactionbutton.R.id.rfab__id_content_label_list_item_position, Integer.valueOf(i));
            iconIv.setTag(com.wangjie.rapidfloatingactionbutton.R.id.rfab__id_content_label_list_item_position, Integer.valueOf(i));
            CircleButtonProperties circleButtonProperties = (new CircleButtonProperties()).setStandardSize(RFABSize.MINI).setShadowColor(this.iconShadowColor).setShadowRadius(this.iconShadowRadius).setShadowDx(this.iconShadowDx).setShadowDy(this.iconShadowDy);
            int shadowOffsetHalf = circleButtonProperties.getShadowOffsetHalf();
            int minPadding = ABTextUtil.dip2px(this.getContext(), 8.0F);
            int realItemSize;
            if(shadowOffsetHalf < minPadding) {
                realItemSize = minPadding - shadowOffsetHalf;
                rootView.setPadding(0, realItemSize, 0, realItemSize);
            }

            realItemSize = circleButtonProperties.getRealSizePx(this.getContext());
            android.widget.LinearLayout.LayoutParams lp = (android.widget.LinearLayout.LayoutParams)iconIv.getLayoutParams();
            if(null == lp) {
                lp = new android.widget.LinearLayout.LayoutParams(-2, -2);
            }

            int rfabRealSize = this.onRapidFloatingActionListener.obtainRFAButton().getRfabProperties().getRealSizePx(this.getContext());
            lp.rightMargin = (rfabRealSize - realItemSize) / 2;
            lp.width = realItemSize;
            lp.height = realItemSize;
            iconIv.setLayoutParams(lp);
            Integer normalColor = item.getIconNormalColor();
            Integer pressedColor = item.getIconPressedColor();
            CircleButtonDrawable rfacNormalDrawable = new CircleButtonDrawable(this.getContext(), circleButtonProperties, null == normalColor?this.getResources().getColor(com.wangjie.rapidfloatingactionbutton.R.color.rfab__color_background_normal):normalColor.intValue());
            CircleButtonDrawable rfacPressedDrawable = new CircleButtonDrawable(this.getContext(), circleButtonProperties, null == pressedColor?this.getResources().getColor(com.wangjie.rapidfloatingactionbutton.R.color.rfab__color_background_pressed):pressedColor.intValue());
            if(Build.VERSION.SDK_INT > 11) {
                iconIv.setLayerType(1, rfacNormalDrawable.getPaint());
            }

            ABViewUtil.setBackgroundDrawable(iconIv, ABShape.selectorClickSimple(rfacNormalDrawable, rfacPressedDrawable));
            int padding = ABTextUtil.dip2px(this.getContext(), 8.0F) + shadowOffsetHalf;
            iconIv.setPadding(padding, padding, padding, padding);
            String label = item.getLabel();
            if(ABTextUtil.isEmpty(label)) {
                labelTv.setVisibility(GONE);
            } else {
                if(item.isLabelTextBold()) {
                    labelTv.getPaint().setFakeBoldText(true);
                }

                labelTv.setVisibility(VISIBLE);
                labelTv.setText(label);
                Drawable resId = item.getLabelBackgroundDrawable();
                if(null != resId) {
                    ABViewUtil.setBackgroundDrawable(labelTv, resId);
                }

                Integer drawable = item.getLabelColor();
                if(null != drawable) {
                    labelTv.setTextColor(drawable.intValue());
                }

                Integer labelSize = item.getLabelSizeSp();
                if(null != labelSize) {
                    labelTv.setTextSize(2, (float)labelSize.intValue());
                }
            }

            Drawable var23 = item.getDrawable();
            if(null != var23) {
                iconIv.setVisibility(VISIBLE);
                var23.setBounds(0, 0, this.rfacItemDrawableSizePx, this.rfacItemDrawableSizePx);
                iconIv.setImageDrawable(var23);
            } else {
                int var24;
                if((var24 = item.getResId()) > 0) {
                    iconIv.setVisibility(VISIBLE);
                    iconIv.setImageDrawable(ABImageProcess.getResourceDrawableBounded(this.getContext(), var24, this.rfacItemDrawableSizePx));
                } else {
                    iconIv.setVisibility(GONE);
                }
            }

            this.contentView.addView(itemView);
        }

    }
}