Example usage for android.view ViewGroup ViewGroup

Introduction

In this page you can find the example usage for android.view ViewGroup ViewGroup.

Prototype

public ViewGroup(Context context) 

Source Link

Usage

From source file:org.telegram.ui.ChannelIntroActivity.java

@Override
public View createView(Context context) {
    actionBar.setBackgroundColor(Theme.ACTION_BAR_CHANNEL_INTRO_COLOR);
    actionBar.setBackButtonImage(R.drawable.pl_back);
    actionBar.setItemsBackgroundColor(Theme.ACTION_BAR_CHANNEL_INTRO_SELECTOR_COLOR);
    actionBar.setCastShadows(false);/*w ww  . j ava  2  s .c o m*/
    if (!AndroidUtilities.isTablet()) {
        actionBar.showActionModeTop();
    }
    actionBar.setActionBarMenuOnItemClick(new ActionBar.ActionBarMenuOnItemClick() {
        @Override
        public void onItemClick(int id) {
            if (id == -1) {
                finishFragment();
            }
        }
    });

    fragmentView = new ViewGroup(context) {

        @Override
        protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
            int width = MeasureSpec.getSize(widthMeasureSpec);
            int height = MeasureSpec.getSize(heightMeasureSpec);

            if (width > height) {
                imageView.measure(MeasureSpec.makeMeasureSpec((int) (width * 0.45f), MeasureSpec.EXACTLY),
                        MeasureSpec.makeMeasureSpec((int) (height * 0.78f), MeasureSpec.EXACTLY));
                whatIsChannelText.measure(
                        MeasureSpec.makeMeasureSpec((int) (width * 0.6f), MeasureSpec.EXACTLY),
                        MeasureSpec.makeMeasureSpec(height, MeasureSpec.UNSPECIFIED));
                descriptionText.measure(MeasureSpec.makeMeasureSpec((int) (width * 0.5f), MeasureSpec.EXACTLY),
                        MeasureSpec.makeMeasureSpec(height, MeasureSpec.UNSPECIFIED));
                createChannelText.measure(
                        MeasureSpec.makeMeasureSpec((int) (width * 0.6f), MeasureSpec.EXACTLY),
                        MeasureSpec.makeMeasureSpec(AndroidUtilities.dp(24), MeasureSpec.EXACTLY));
            } else {
                imageView.measure(MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY),
                        MeasureSpec.makeMeasureSpec((int) (height * 0.44f), MeasureSpec.EXACTLY));
                whatIsChannelText.measure(MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY),
                        MeasureSpec.makeMeasureSpec(height, MeasureSpec.UNSPECIFIED));
                descriptionText.measure(MeasureSpec.makeMeasureSpec((int) (width * 0.9f), MeasureSpec.EXACTLY),
                        MeasureSpec.makeMeasureSpec(height, MeasureSpec.UNSPECIFIED));
                createChannelText.measure(MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY),
                        MeasureSpec.makeMeasureSpec(AndroidUtilities.dp(24), MeasureSpec.EXACTLY));
            }

            setMeasuredDimension(width, height);
        }

        @Override
        protected void onLayout(boolean changed, int l, int t, int r, int b) {
            int width = r - l;
            int height = b - t;

            if (r > b) {
                int y = (int) (height * 0.05f);
                imageView.layout(0, y, imageView.getMeasuredWidth(), y + imageView.getMeasuredHeight());
                int x = (int) (width * 0.4f);
                y = (int) (height * 0.14f);
                whatIsChannelText.layout(x, y, x + whatIsChannelText.getMeasuredWidth(),
                        y + whatIsChannelText.getMeasuredHeight());
                y = (int) (height * 0.61f);
                createChannelText.layout(x, y, x + createChannelText.getMeasuredWidth(),
                        y + createChannelText.getMeasuredHeight());
                x = (int) (width * 0.45f);
                y = (int) (height * 0.31f);
                descriptionText.layout(x, y, x + descriptionText.getMeasuredWidth(),
                        y + descriptionText.getMeasuredHeight());
            } else {
                int y = (int) (height * 0.05f);
                imageView.layout(0, y, imageView.getMeasuredWidth(), y + imageView.getMeasuredHeight());
                y = (int) (height * 0.59f);
                whatIsChannelText.layout(0, y, whatIsChannelText.getMeasuredWidth(),
                        y + whatIsChannelText.getMeasuredHeight());
                y = (int) (height * 0.68f);
                int x = (int) (width * 0.05f);
                descriptionText.layout(x, y, x + descriptionText.getMeasuredWidth(),
                        y + descriptionText.getMeasuredHeight());
                y = (int) (height * 0.86f);
                createChannelText.layout(0, y, createChannelText.getMeasuredWidth(),
                        y + createChannelText.getMeasuredHeight());
            }
        }
    };
    fragmentView.setBackgroundColor(ContextCompat.getColor(context, R.color.background));
    ViewGroup viewGroup = (ViewGroup) fragmentView;
    viewGroup.setOnTouchListener(new View.OnTouchListener() {
        @Override
        public boolean onTouch(View v, MotionEvent event) {
            return true;
        }
    });

    imageView = new ImageView(context);
    imageView.setImageResource(R.drawable.channelintro);
    imageView.setScaleType(ImageView.ScaleType.FIT_CENTER);
    viewGroup.addView(imageView);

    whatIsChannelText = new TextView(context);
    whatIsChannelText.setTextColor(ContextCompat.getColor(context, R.color.primary_text));
    whatIsChannelText.setGravity(Gravity.CENTER_HORIZONTAL);
    whatIsChannelText.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 24);
    whatIsChannelText.setText(LocaleController.getString("ChannelAlertTitle", R.string.ChannelAlertTitle));
    viewGroup.addView(whatIsChannelText);

    descriptionText = new TextView(context);
    descriptionText.setTextColor(ContextCompat.getColor(context, R.color.secondary_text));
    descriptionText.setGravity(Gravity.CENTER_HORIZONTAL);
    descriptionText.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 16);
    descriptionText.setText(LocaleController.getString("ChannelAlertText", R.string.ChannelAlertText));
    viewGroup.addView(descriptionText);

    createChannelText = new TextView(context);
    createChannelText.setTextColor(0xff4c8eca);
    createChannelText.setGravity(Gravity.CENTER);
    createChannelText.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 16);
    createChannelText.setTypeface(AndroidUtilities.getTypeface("fonts/rmedium.ttf"));
    createChannelText.setText(LocaleController.getString("ChannelAlertCreate", R.string.ChannelAlertCreate));
    viewGroup.addView(createChannelText);
    createChannelText.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            Bundle args = new Bundle();
            args.putInt("step", 0);
            presentFragment(new ChannelCreateActivity(args), true);
        }
    });

    return fragmentView;
}

---