Examples with PagerAdapter android.support.v4.view.PagerAdapter used on opensource projects

Example 31 with PagerAdapter

use of android.support.v4.view.PagerAdapter in project Carbon by ZieIony.

the class PagerTabStrip method initTabs.

private void initTabs() {
    content.removeAllViews();
    if (viewPager == null)
        return;
    final PagerAdapter adapter = viewPager.getAdapter();
    if (viewPager.getAdapter() == null)
        return;
    if (tabBuilder == null) {
        tabBuilder = position -> {
            View tab = inflate(getContext(), R.layout.carbon_tab, null);
            ((TextView) tab.findViewById(R.id.carbon_tabText)).setText(getViewPager().getAdapter().getPageTitle(position).toString().toUpperCase());
            return tab;
        };
    }
    for (int i = 0; i < adapter.getCount(); i++) {
        View tab = tabBuilder.getView(i);
        content.addView(tab, new LinearLayout.LayoutParams(0, ViewGroup.LayoutParams.MATCH_PARENT, 1f));
        tab.setSelected(i == 0);
        final int finalI = i;
        tab.setOnClickListener(__ -> viewPager.setCurrentItem(finalI));
    }
}

Example 32 with PagerAdapter

use of android.support.v4.view.PagerAdapter in project actor-platform by actorapp.

the class VerticalViewPager method setAdapter.

/**
     * Set a PagerAdapter that will supply views for this pager as needed.
     *
     * @param adapter Adapter to use
     */
public void setAdapter(PagerAdapter adapter) {
    if (mAdapter != null) {
        mAdapter.unregisterDataSetObserver(mObserver);
        mAdapter.startUpdate(this);
        for (int i = 0; i < mItems.size(); i++) {
            final ItemInfo ii = mItems.get(i);
            mAdapter.destroyItem(this, ii.position, ii.object);
        }
        mAdapter.finishUpdate(this);
        mItems.clear();
        removeNonDecorViews();
        mCurItem = 0;
        scrollTo(0, 0);
    }
    final PagerAdapter oldAdapter = mAdapter;
    mAdapter = adapter;
    mExpectedAdapterCount = 0;
    if (mAdapter != null) {
        if (mObserver == null) {
            mObserver = new PagerObserver();
        }
        mAdapter.registerDataSetObserver(mObserver);
        mPopulatePending = false;
        final boolean wasFirstLayout = mFirstLayout;
        mFirstLayout = true;
        mExpectedAdapterCount = mAdapter.getCount();
        if (mRestoredCurItem >= 0) {
            mAdapter.restoreState(mRestoredAdapterState, mRestoredClassLoader);
            setCurrentItemInternal(mRestoredCurItem, false, true);
            mRestoredCurItem = -1;
            mRestoredAdapterState = null;
            mRestoredClassLoader = null;
        } else if (!wasFirstLayout) {
            populate();
        } else {
            requestLayout();
        }
    }
    if (mAdapterChangeListener != null && oldAdapter != adapter) {
        mAdapterChangeListener.onAdapterChanged(oldAdapter, adapter);
    }
}

Example 33 with PagerAdapter

use of android.support.v4.view.PagerAdapter in project storymaker by StoryMaker.

the class SlidingTabLayout method populateTabStrip.

private void populateTabStrip() {
    final PagerAdapter adapter = mViewPager.getAdapter();
    final View.OnClickListener tabClickListener = new TabClickListener();
    for (int i = 0; i < adapter.getCount(); i++) {
        View tabView = null;
        TextView tabTitleView = null;
        if (mTabViewLayoutId != 0) {
            // If there is a custom tab view layout id set, try and inflate it
            tabView = LayoutInflater.from(getContext()).inflate(mTabViewLayoutId, mTabStrip, false);
            tabTitleView = (TextView) tabView.findViewById(mTabViewTextViewId);
        }
        if (tabView == null) {
            tabView = createDefaultTabView(getContext());
        }
        if (tabTitleView == null && TextView.class.isInstance(tabView)) {
            tabTitleView = (TextView) tabView;
            tabTitleView.setTextColor(getResources().getColorStateList(R.color.selector));
        }
        if (mDistributeEvenly) {
            LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams) tabView.getLayoutParams();
            lp.width = 0;
            lp.weight = 1;
        }
        tabTitleView.setText(adapter.getPageTitle(i));
        tabView.setOnClickListener(tabClickListener);
        String desc = mContentDescriptions.get(i, null);
        if (desc != null) {
            tabView.setContentDescription(desc);
        }
        mTabStrip.addView(tabView);
        if (i == mViewPager.getCurrentItem()) {
            tabView.setSelected(true);
        }
    }
}

Example 34 with PagerAdapter

use of android.support.v4.view.PagerAdapter in project material-intro-screen by TangoAgency.

the class OverScrollViewPager method canOverScrollAtEnd.

private boolean canOverScrollAtEnd() {
    SwipeableViewPager viewPager = getOverScrollView();
    PagerAdapter adapter = viewPager.getAdapter();
    if (null != adapter && adapter.getCount() > 0) {
        if (viewPager.alphaExitTransitionEnabled() && viewPager.getCurrentItem() == adapter.getCount() - 1) {
            return true;
        }
        return false;
    }
    return false;
}

Example 35 with PagerAdapter

use of android.support.v4.view.PagerAdapter in project Reader by TheKeeperOfPie.

the class FragmentNewPost method onCreateView.

@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
    final View view = inflater.inflate(R.layout.fragment_new_post, container, false);
    layoutCoordinator = (CoordinatorLayout) view.findViewById(R.id.layout_coordinator);
    layoutAppBar = (AppBarLayout) view.findViewById(R.id.layout_app_bar);
    scrollText = (NestedScrollView) view.findViewById(R.id.scroll_text);
    textInfo = (TextView) view.findViewById(R.id.text_info);
    textSubmit = (TextView) view.findViewById(R.id.text_submit);
    editTextTitle = (EditText) view.findViewById(R.id.edit_title);
    editTextBody = (EditText) view.findViewById(R.id.edit_body);
    toolbar = (Toolbar) view.findViewById(R.id.toolbar);
    toolbar.setTitle(getString(R.string.new_post));
    toolbar.setTitleTextColor(themer.getColorFilterPrimary().getColor());
    toolbar.setNavigationIcon(R.drawable.ic_arrow_back_white_24dp);
    toolbar.setNavigationOnClickListener(v -> {
        UtilsInput.hideKeyboard(editTextBody);
        mListener.onNavigationBackClick();
    });
    toolbar.getNavigationIcon().mutate().setColorFilter(themer.getColorFilterPrimary());
    setUpOptionsMenu();
    textInfo.setText(getString(R.string.submitting_post, getArguments().getString(SUBREDDIT), getArguments().getString(USER)));
    String submitTextHtml = getArguments().getString(SUBMIT_TEXT_HTML);
    Log.d(TAG, "submitTextHtml: " + submitTextHtml);
    if (TextUtils.isEmpty(submitTextHtml) || "null".equals(submitTextHtml)) {
        textSubmit.setVisibility(View.GONE);
    } else {
        textSubmit.setText(UtilsReddit.getFormattedHtml(submitTextHtml));
    }
    textSubmit.setMovementMethod(LinkMovementMethod.getInstance());
    if (Reddit.PostType.LINK == postType) {
        editTextBody.setHint("URL");
    } else {
        editTextBody.setHint("Text");
    }
    View.OnFocusChangeListener onFocusChangeListener = (v, hasFocus) -> {
        if (hasFocus) {
            AppBarLayout.Behavior behaviorAppBar = (AppBarLayout.Behavior) ((CoordinatorLayout.LayoutParams) layoutAppBar.getLayoutParams()).getBehavior();
            behaviorAppBar.onNestedFling(layoutCoordinator, layoutAppBar, null, 0, 1000, true);
        }
    };
    editTextTitle.setOnFocusChangeListener(onFocusChangeListener);
    editTextBody.setOnFocusChangeListener(onFocusChangeListener);
    editMarginDefault = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 8, getResources().getDisplayMetrics());
    editMarginWithActions = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 56, getResources().getDisplayMetrics());
    textPreview = (TextView) view.findViewById(R.id.text_preview);
    viewDivider = view.findViewById(R.id.view_divider);
    toolbarActions = (Toolbar) view.findViewById(R.id.toolbar_actions);
    toolbarActions.inflateMenu(R.menu.menu_editor_actions);
    toolbarActions.setOnMenuItemClickListener(this);
    tabLayout = (TabLayout) view.findViewById(R.id.layout_tab);
    tabLayout.setTabMode(TabLayout.MODE_FIXED);
    tabLayout.setTabGravity(TabLayout.GRAVITY_FILL);
    tabLayout.setTabTextColors(themer.getColorFilterTextMuted().getColor(), themer.getColorFilterPrimary().getColor());
    viewPager = (ViewPager) view.findViewById(R.id.view_pager);
    viewPager.setAdapter(new PagerAdapter() {

        @Override
        public CharSequence getPageTitle(int position) {
            switch(position) {
                case PAGE_POST:
                    return getString(R.string.page_post);
                case PAGE_PREVIEW:
                    return getString(R.string.page_preview);
            }
            return super.getPageTitle(position);
        }

        @Override
        public Object instantiateItem(ViewGroup container, int position) {
            return viewPager.getChildAt(position);
        }

        @Override
        public void destroyItem(ViewGroup container, int position, Object object) {
        }

        @Override
        public int getCount() {
            if (Reddit.PostType.LINK == postType) {
                tabLayout.setVisibility(View.GONE);
                toolbarActions.setVisibility(View.GONE);
                viewDivider.setVisibility(View.GONE);
                itemHideActions.setVisible(false);
                return 1;
            }
            return viewPager.getChildCount();
        }

        @Override
        public boolean isViewFromObject(View view, Object object) {
            return view == object;
        }
    });
    viewPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {

        @Override
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
            if (position == PAGE_POST && toolbarActions.getVisibility() == View.VISIBLE) {
                float translationY = positionOffset * (toolbarActions.getHeight() + viewDivider.getHeight());
                viewDivider.setTranslationY(translationY);
                toolbarActions.setTranslationY(translationY);
            }
        }

        @Override
        public void onPageSelected(int position) {
            if (position == PAGE_PREVIEW) {
                if (editTextBody.length() == 0) {
                    textPreview.setText(R.string.empty_reply_preview);
                } else {
                    textPreview.setText(Html.fromHtml(Processor.process(editTextBody.getText().toString())));
                }
            }
            if (Reddit.PostType.SELF == postType) {
                itemHideActions.setVisible(position == PAGE_POST);
            }
        }

        @Override
        public void onPageScrollStateChanged(int state) {
        }
    });
    tabLayout.setupWithViewPager(viewPager);
    viewPager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(tabLayout));
    layoutCaptcha = (RelativeLayout) view.findViewById(R.id.layout_captcha);
    imageCaptcha = (ImageView) view.findViewById(R.id.image_captcha);
    editCaptcha = (EditText) view.findViewById(R.id.edit_captcha);
    buttonCaptchaRefresh = (ImageButton) view.findViewById(R.id.button_captcha_refresh);
    buttonCaptchaRefresh.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            loadCaptcha();
        }
    });
    if (getArguments().getBoolean(IS_EDIT, false)) {
        loadEditValues();
    } else {
        reddit.needsCaptcha().subscribe(new Observer<String>() {

            @Override
            public void onCompleted() {
            }

            @Override
            public void onError(Throwable e) {
                e.printStackTrace();
            }

            @Override
            public void onNext(String response) {
                if ("true".equalsIgnoreCase(response)) {
                    layoutCaptcha.setVisibility(View.VISIBLE);
                    loadCaptcha();
                }
            }
        });
    }
    view.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {

        @Override
        public void onGlobalLayout() {
            Menu menu = toolbarActions.getMenu();
            int maxNum = (int) (view.getWidth() / TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 48, getResources().getDisplayMetrics()));
            int numShown = 0;
            for (int index = 0; index < menu.size(); index++) {
                MenuItem menuItem = menu.getItem(index);
                menuItem.getIcon().setColorFilter(themer.getColorFilterIcon());
                if (numShown++ < maxNum - 1) {
                    menuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
                } else {
                    menuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
                }
            }
            // Toggle visibility to fix weird bug causing tabs to not be added
            tabLayout.setVisibility(View.GONE);
            tabLayout.setVisibility(View.VISIBLE);
            view.getViewTreeObserver().removeOnGlobalLayoutListener(this);
        }
    });
    return view;
}