Java Code Examples for android.view.View

public void doSave(View view) {
	log("doSave");

	boolean syncEnabled = checked(R.id.cbxEnablePolling);

	if(syncEnabled) {
		boolean hasErrors = requiredFieldsMissing();
		hasErrors |= illegalCharsInTextfields();
		if(hasErrors) return;
	}

	submitButton().setEnabled(false);
	cancelButton().setEnabled(false);

	if(syncEnabled) {
		verifyAndSave();
	} else saveWithoutVerification();
}
 

/**
 * Retrieves the view in the list corresponding to itemID
 */
public View getViewForID(long itemID) {
    int size = getChildCount();
    int position = getFirstVisiblePosition();
    StableArrayAdapter adapter = ((StableArrayAdapter) getAdapter());

    for (int i = 0; i < size; i++) {
        if (itemID == adapter.getItemId(position)) {
            return getChildAt(i);
        }

        position++;
    }

    return null;
}
 

private void setActionBarTitle(String actionBarTitle) {
    this.getSupportActionBar().setDisplayShowCustomEnabled(true);
    this.getSupportActionBar().setDisplayShowTitleEnabled(false);

    LayoutInflater inflator = LayoutInflater.from(this);
    View v = inflator.inflate(R.layout.example_action_bar_own_font, null);

    Typeface tf = Typeface.createFromAsset(getAssets(),"font/BlackwoodCastle.ttf");

    TextView title1 = (TextView)v.findViewById(R.id.titleFragment1);
    title1.setTypeface(tf);

    TextView title2 = (TextView)v.findViewById(R.id.titleFragment2);
    title2.setTypeface(tf);

    int split = (actionBarTitle.length() / 2);

    title1.setText(actionBarTitle.substring(0, split));
    title2.setText(actionBarTitle.substring(split));

    //assign the view to the actionbar
    this.getSupportActionBar().setCustomView(v);
}
 

/**
 * 选择普通模式
 */
public void initVideo() {
    //外部辅助的旋转，帮助全屏
    orientationUtils = new OrientationUtils(this, getGSYVideoPlayer(), getOrientationOption());
    //初始化不打开外部的旋转
    orientationUtils.setEnable(false);
    if (getGSYVideoPlayer().getFullscreenButton() != null) {
        getGSYVideoPlayer().getFullscreenButton().setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                showFull();
                clickForFullScreen();
            }
        });
    }
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
    // Inflate the layout for this fragment
    View view=inflater.inflate(R.layout.recycle_view, container, false);
    recyclerView=(BaseRecycleView)view.findViewById(R.id.recycle_view);
    list=new ArrayList<>();
    list.add(new HobbyArray(1,"",1,1));
    list.add(new HobbyArray(1,"",1,1));
    list.add(new HobbyArray(1,"",1,1));
    adapter=new MyAdapter();
    recyclerView.setLayoutManager(new StaggeredGridLayoutManager(1, StaggeredGridLayoutManager.VERTICAL));
    TextView empty=(TextView)view.findViewById(R.id.empty_view);
    empty.setText("似乎没什么感兴趣的呢");
    recyclerView.setEmptyView(empty);
    recyclerView.setAdapter(adapter);
    return view;
}
 

public static int statusBarLightMode(final Activity activity) {
    int result = 0;
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
        if (MIUISetStatusBarLightMode(activity.getWindow(), true)) {
            result = 1;
        } else if (FlymeSetStatusBarLightMode(activity.getWindow(), true)) {
            result = 2;
        } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
            activity.getWindow()
                .getDecorView()
                .setSystemUiVisibility(View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR);
            result = 3;
        }
    }
    return result;
}
 

@SuppressWarnings("ResourceType")
private static void restoredFromSaved(View v, Field f, UiElement element, Bundle bundle) {
    if (bundle != null) {
        if (v != null) {
            final String elementKey = getElementKey(element);
            if (isFieldInBundle(elementKey, bundle)) {
                v.setVisibility(bundle.getInt(elementKey + "_visibility"));
                v.setEnabled(bundle.getBoolean(elementKey + "_enabled"));
                if (v instanceof TextView) {
                    ((TextView)v).setText(bundle.getString(elementKey + "_text"));
                }
            }
        } else {
            Log.d("loadFields", "NullPointerException when trying to find view with id: " +
                    element.value() + ", element is: " + f + " (" + f.getName() + ")");
        }
    }
}
 

protected static void setOriginalSharedElementState(ArrayList<View> sharedElements,
        ArrayList<SharedElementOriginalState> originalState) {
    for (int i = 0; i < originalState.size(); i++) {
        View view = sharedElements.get(i);
        SharedElementOriginalState state = originalState.get(i);
        if (view instanceof ImageView && state.mScaleType != null) {
            ImageView imageView = (ImageView) view;
            imageView.setScaleType(state.mScaleType);
            if (state.mScaleType == ImageView.ScaleType.MATRIX) {
              imageView.setImageMatrix(state.mMatrix);
            }
        }
        view.setElevation(state.mElevation);
        view.setTranslationZ(state.mTranslationZ);
        int widthSpec = View.MeasureSpec.makeMeasureSpec(state.mMeasuredWidth,
                View.MeasureSpec.EXACTLY);
        int heightSpec = View.MeasureSpec.makeMeasureSpec(state.mMeasuredHeight,
                View.MeasureSpec.EXACTLY);
        view.measure(widthSpec, heightSpec);
        view.layout(state.mLeft, state.mTop, state.mRight, state.mBottom);
    }
}
 

private void b(Context context, ViewGroup viewgroup)
{
    h = new View(context);
    android.widget.FrameLayout.LayoutParams layoutparams;
    if (b.isNavigationAtBottom())
    {
        layoutparams = new android.widget.FrameLayout.LayoutParams(-1, b.getNavigationBarHeight());
        layoutparams.gravity = 80;
    } else
    {
        layoutparams = new android.widget.FrameLayout.LayoutParams(b.getNavigationBarWidth(), -1);
        layoutparams.gravity = 5;
    }
    h.setLayoutParams(layoutparams);
    h.setBackgroundColor(0x99000000);
    h.setVisibility(8);
    viewgroup.addView(h);
}
 

private AlertDialog createNotebookDialog(Intent startActivity){
    AlertDialog.Builder builder = new AlertDialog.Builder(activity);

    builder.setTitle(R.string.dialog_input_text_notebook);

    LayoutInflater inflater = activity.getLayoutInflater();
    View view = inflater.inflate(R.layout.dialog_text_input, null);

    builder.setView(view);

    builder.setPositiveButton(R.string.ok,new CreateNotebookButtonListener(startActivity, (EditText)view.findViewById(R.id.dialog_text_input_field)));
    builder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
        @Override
        public void onClick(DialogInterface dialog, int which) {
            //nothing
        }
    });
    return builder.create();
}
 

private void initAppList(final boolean isFilter) {
    new Thread() {
        @Override
        public void run() {
            super.run();
            //扫描得到APP列表
            final List<MyAppInfo> appInfos = ApkTool.scanLocalInstallAppList(AppsActivity.this.getPackageManager(), isFilter);
            mHandler.post(new Runnable() {
                @Override
                public void run() {
                    mAppAdapter.setData(appInfos);
                    runOnUiThread(new Runnable() {
                        @Override
                        public void run() {
                            mProgressBar.setVisibility(View.GONE);
                        }
                    });
                }
            });
        }
    }.start();
}
 

private BookmarkDialog(Context context, @NonNull BookmarkBean bookmarkBean, boolean isAdd) {
    super(context, R.style.alertDialogTheme);
    this.context = context;
    this.bookmarkBean = bookmarkBean;
    @SuppressLint("InflateParams") View view = LayoutInflater.from(context).inflate(R.layout.dialog_bookmark, null);
    bindView(view);
    setContentView(view);
    tvChapterName.setText(bookmarkBean.getChapterName());
    tvContent.setText(bookmarkBean.getContent());
    if (isAdd) {
        llEdit.setVisibility(View.GONE);
        tvOk.setVisibility(View.VISIBLE);
    } else {
        llEdit.setVisibility(View.VISIBLE);
        tvOk.setVisibility(View.GONE);
    }
}
 

@Override
public BaseDialogFragment.Builder build(BaseDialogFragment.Builder builder) {
    TextView message = new TextView(getActivity());
    message.setText(getString(R.string.login_error));
    Linkify.addLinks(message, Linkify.ALL);
    int padding = (int) getActivity().getResources()
            .getDimension(R.dimen.dialog_message_padding);
    builder.setView(message, padding, padding, padding, padding);
    builder.setTitle(getString(R.string.hmm));
    builder.setNegativeButton(getString(android.R.string.ok), new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            dismiss();
        }
    });
    return builder;
}
 

@Test
public void shouldSearchInvalidUsername() {
    String username = "invalidUsername";
    TextView textView = new TextView(application);
    textView.setText(username);
    HttpException mockHttpException =
            new HttpException(Response.error(404, mock(ResponseBody.class)));
    when(githubService.publicRepositories(username))
            .thenReturn(Observable.<List<Repository>>error(mockHttpException));

    mainViewModel.onSearchAction(textView, EditorInfo.IME_ACTION_SEARCH, null);
    verify(dataListener, never()).onRepositoriesChanged(anyListOf(Repository.class));
    assertEquals(mainViewModel.infoMessage.get(),
            application.getString(R.string.error_username_not_found));
    assertEquals(mainViewModel.infoMessageVisibility.get(), View.VISIBLE);
    assertEquals(mainViewModel.progressVisibility.get(), View.INVISIBLE);
    assertEquals(mainViewModel.recyclerViewVisibility.get(), View.INVISIBLE);
}
 

@Override
public void onViewClick(View v) {
    int vId = v.getId();
    switch (vId) {
        case R.id.tv_right:
        case R.id.iv_send:
            String old_pwd = et_old_pwd.getText().toString();
            String new_pwd = et_new_pwd.getText().toString();
            String new_pwd_2 = et_new_pwd_2.getText().toString();
            if (TextUtils.isEmpty(old_pwd) || TextUtils.isEmpty(new_pwd) || TextUtils.isEmpty(new_pwd_2)) {
                ZToastUtils.toastMessage(mContext, R.string.z_toast_input_not_null);
                return;
            }
            if (!new_pwd.equals(new_pwd_2)) {
                ZToastUtils.toastMessage(mContext, R.string.z_toast_pwd_not_same);
                return;
            }
            if (old_pwd.equals(new_pwd)) {
                //TODO
                return;
            }
            sendEdit(new_pwd);
            break;
    }
}
 

private void noNetworkConnection() {
    titleTextView.setText(R.string.no_network_connection);
    messageTextView.setText(Html.fromHtml(getString(R.string.wizard_search_no_network_connection)));
    messageTextView.setMovementMethod(LinkMovementMethod.getInstance());

    progressBar.setVisibility(View.GONE);
    hostListGridView.setVisibility(View.GONE);

    nextButton.setVisibility(View.GONE);

    previousButton.setVisibility(View.VISIBLE);
    previousButton.setText(R.string.search_again);
    previousButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            startSearching();
        }
    });
}
 

@Override
public View getView(int position, View convertView, ViewGroup parent) {
  if (convertView == null) {
    convertView = inflater.inflate(R.layout.transport_selection_list_item, parent, false);
  }

  TransportOption transport   = (TransportOption) getItem(position);
  ImageView       imageView   = ViewUtil.findById(convertView, R.id.icon);
  TextView        textView    = ViewUtil.findById(convertView, R.id.text);
  TextView        subtextView = ViewUtil.findById(convertView, R.id.subtext);

  imageView.getBackground().setColorFilter(transport.getBackgroundColor(), Mode.MULTIPLY);
  imageView.setImageResource(transport.getDrawable());
  textView.setText(transport.getDescription());

  if (transport.getSimName().isPresent()) {
    subtextView.setText(transport.getSimName().get());
    subtextView.setVisibility(View.VISIBLE);
  } else {
    subtextView.setVisibility(View.GONE);
  }

  return convertView;
}
 

public void bind(final MenuOption option, final OnNavigationClick onNavigationClick) {
    textView.setText(option.text);
    imageView.setImageResource(option.icon);
    itemView.setSelected(selectedItem == getLayoutPosition());
    if (option.id.equals("new")) {
        divider.setVisibility(View.VISIBLE);
    } else {
        divider.setVisibility(View.INVISIBLE);
    }


    View.OnClickListener onClickListener = new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            //only change selection if we are switching accounts
            notifyItemChanged(selectedItem);
            if (!option.id.equals("new") && !option.id.equals("settings")) {
                selectedItem = getLayoutPosition();
                notifyItemChanged(selectedItem);
            }
            onNavigationClick.onClick(option.id);
        }
    };

    itemView.setOnClickListener(onClickListener);
}
 

@Override
public void onClick(View v) {
    switch (v.getId()){
        case R.id.iv_back:
            finish();
            break;
        case R.id.iv_finish:
            String slognName = mUsercenterSign.getText().toString();
            if (slognName != null && slognName.length() > 0) {
                Toast.makeText(IndividualityActivity.this, slognName, Toast.LENGTH_SHORT).show();
                KeyBoard.closeSoftKeyboard(IndividualityActivity.this);
                PreferencesUtils.saveSlognName(IndividualityActivity.this, slognName);
                Intent intent = new Intent();
                setResult(100, intent);
                new Handler().postDelayed(() -> finish(), 500);
            }
            break;
    }
}
 

private void changeStatusBarColor(boolean isFirm) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT && Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
        Window w = getWindow();
        w.setFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS, WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
        int statusBarHeight = getStatusBarHeight(BaseApplication.getContext());

        View view = new View(this);
        view.setLayoutParams(new FrameLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT));
        view.getLayoutParams().height = statusBarHeight;
        ((ViewGroup) w.getDecorView()).addView(view);
        if (isFirm) view.setBackground(getResources().getDrawable(R.color.colorPrimaryDark));
        else view.setBackground(getResources().getDrawable(R.color.login_simulation_hint));

    } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        Window window = getWindow();

        window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);

        window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);

        if (isFirm)
            window.setStatusBarColor(ContextCompat.getColor(this, R.color.colorPrimaryDark));
        else
            window.setStatusBarColor(ContextCompat.getColor(this, R.color.login_simulation_hint));
    }
}
 

@Override
protected void onLayout(boolean b, int i, int i1, int i2, int i3)
{
    int childCount = getChildCount();
    for (int index = 0; index < childCount; index++)
    {
        View childrenView = getChildAt(index);
        int rowNum = index / mColumnCount;
        int columnNum = index % mColumnCount;
        int left = (mImageWidth + mSpaceSize) * columnNum + getPaddingLeft();
        int top = (mImageHeight + mSpaceSize) * rowNum + getPaddingTop();
        int right = left + mImageWidth;
        int bottom = top + mImageHeight;
        childrenView.layout(left, top, right, bottom);
    }
}
 

@Override
public boolean onLongClick(View view) {
    if (view == mDefaultActivityButton) {
        if (mAdapter.getCount() > 0) {
            mIsSelectingDefaultActivity = true;
            showPopupUnchecked(mInitialActivityCount);
        }
    } else {
        throw new IllegalArgumentException();
    }
    return true;
}
 

@Override
void getLaneForChild(LaneInfo outInfo, View child, Direction direction) {
    super.getLaneForChild(outInfo, child, direction);
    if (outInfo.isUndefined()) {
        getLanes().findLane(outInfo, getLaneSpanForChild(child), direction);
    }
}
 

@Override
public <V extends View> BinderViewHolder<BaseCell, V> createViewHolder(@NonNull ControlBinder<BaseCell, V> binder,
                                                                       @NonNull Context context, ViewGroup parent,
                                                                       String cellType) {
    V view;
    if (binder != null) {
        view = binder.createView(context, parent, mMvHelper.renderManager().getComponentInfo(cellType));
    } else {
        view = (V) new Space(context);
    }
    return new BinderViewHolder<>(view, binder);
}
 

/**
 * Open the specified drawer by animating it out of view.
 *
 * @param gravity Gravity.LEFT to move the left drawer or Gravity.RIGHT for the right.
 *                GravityCompat.START or GravityCompat.END may also be used.
 */
public void openDrawer(@EdgeGravity int gravity) {
    final View drawerView = findDrawerWithGravity(gravity);
    if (drawerView == null) {
        throw new IllegalArgumentException("No drawer view found with gravity " +
                gravityToString(gravity));
    }
    openDrawer(drawerView);
}
 

private VerticalGridView findFirstGrid(ViewGroup container) {
    for (int i = 0, k = container.getChildCount(); i < k; i++) {
        View view = container.getChildAt(i);
        if (view instanceof VerticalGridView) {
            return (VerticalGridView) view;
        }
    }
    return null;
}
 

private void clear() {
    equalBtn.setVisibility(View.GONE);
    submitBtn.setVisibility(View.VISIBLE);

    firstValue = null;
    secondsValue = null;
    operatorExecute = Operators.NONE;
    prevOperatorExecute = Operators.NONE;

    developmentOperationInputText.setText("");
    inputNumberText.setText("");
}
 

@Override
public View getView(int position, View convertView, ViewGroup parent) {
    if (convertView == null) {
        convertView = LayoutInflater.from(mContext).inflate(R.layout.card_select_value, parent);
    }

    final TextView view = (TextView) convertView.findViewById(R.id.value);
    view.setText(String.format("%02d", position));

    return convertView;
}
 

public ViewHolder(View itemView) {
    super(itemView);
    ButterKnife.bind(this,itemView);

   itemView.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            // send selected contact in callback
            listener.onAccountSelected(accounts.get(getAdapterPosition()));
        }
    });
}
 

@Override
public void onScrollDown(float nextTranslation) {
    final int measuredHeight = topBar.getMeasuredHeight();
    if (topBar.getVisibility() == View.GONE && nextTranslation > -measuredHeight) {
        topBar.setVisibility(View.VISIBLE);
        topBar.setTranslationY(nextTranslation);
    } else if (nextTranslation <= 0 && nextTranslation >= -measuredHeight) {
        topBar.setTranslationY(nextTranslation);
    }
}