android.widget.ImageButton# setId ( ) 源码实例Demo

public void addTab(@DrawableRes int iconId, @IdRes int id, OnClickListener onClickListener) {
    ImageButton view = (ImageButton) mInflater.inflate(R.layout.item_tab_icon, mLayout, false);
    view.setImageResource(iconId);
    view.setId(id);
    view.setOnClickListener(onClickListener);
    mLayout.addView(view, mLayout.getChildCount());
    //滑到最右边
    this.postDelayed(() -> this.smoothScrollBy(1000, 0), 5);
}
 

/**
 * Builds an {@link ImageButton} from the data in this params. Generated buttons should be
 * placed on the bottom bar. The button's tag will be its id.
 * @param parent The parent that the inflated {@link ImageButton}.
 * @param listener {@link OnClickListener} that should be used with the button.
 * @return Parsed list of {@link CustomButtonParams}, which is empty if the input is invalid.
 */
ImageButton buildBottomBarButton(Context context, ViewGroup parent, OnClickListener listener) {
    if (mIsOnToolbar) return null;

    ImageButton button = (ImageButton) LayoutInflater.from(context)
            .inflate(R.layout.custom_tabs_bottombar_item, parent, false);
    button.setId(mId);
    button.setImageBitmap(mIcon);
    button.setContentDescription(mDescription);
    if (mPendingIntent == null) {
        button.setEnabled(false);
    } else {
        button.setOnClickListener(listener);
    }
    button.setOnLongClickListener(new OnLongClickListener() {
        @Override
        public boolean onLongClick(View view) {
            final int screenWidth = view.getResources().getDisplayMetrics().widthPixels;
            final int screenHeight = view.getResources().getDisplayMetrics().heightPixels;
            final int[] screenPos = new int[2];
            view.getLocationOnScreen(screenPos);
            final int width = view.getWidth();

            Toast toast = Toast.makeText(
                    view.getContext(), view.getContentDescription(), Toast.LENGTH_SHORT);
            toast.setGravity(Gravity.BOTTOM | Gravity.END,
                    screenWidth - screenPos[0] - width / 2,
                    screenHeight - screenPos[1]);
            toast.show();
            return true;
        }
    });
    return button;
}
 

public void addTab(@DrawableRes int iconId, @IdRes int id, OnClickListener onClickListener) {
        ImageButton view = (ImageButton) mInflater.inflate(R.layout.item_tab_icon, mLayout, false);
        view.setImageResource(iconId);
        view.setId(id);
        view.setOnClickListener(onClickListener);
        mLayout.addView(view, mLayout.getChildCount());
        //滑到最右边
//        this.postDelayed(() -> this.smoothScrollBy(1000, 0), 5);
        this.postDelayed(new Runnable() {
            @Override
            public void run() {
                smoothScrollBy(1000, 0);
            }
        }, 5);
    }
 

/**
 * Builds an {@link ImageButton} from the data in this params. Generated buttons should be
 * placed on the bottom bar. The button's tag will be its id.
 * @param parent The parent that the inflated {@link ImageButton}.
 * @param listener {@link OnClickListener} that should be used with the button.
 * @return Parsed list of {@link CustomButtonParams}, which is empty if the input is invalid.
 */
ImageButton buildBottomBarButton(Context context, ViewGroup parent, OnClickListener listener) {
    if (mIsOnToolbar) return null;

    ImageButton button = (ImageButton) LayoutInflater.from(context)
            .inflate(R.layout.custom_tabs_bottombar_item, parent, false);
    button.setId(mId);
    button.setImageBitmap(mIcon);
    button.setContentDescription(mDescription);
    if (mPendingIntent == null) {
        button.setEnabled(false);
    } else {
        button.setOnClickListener(listener);
    }
    button.setOnLongClickListener(new OnLongClickListener() {
        @Override
        public boolean onLongClick(View view) {
            final int screenWidth = view.getResources().getDisplayMetrics().widthPixels;
            final int screenHeight = view.getResources().getDisplayMetrics().heightPixels;
            final int[] screenPos = new int[2];
            view.getLocationOnScreen(screenPos);
            final int width = view.getWidth();

            Toast toast = Toast.makeText(
                    view.getContext(), view.getContentDescription(), Toast.LENGTH_SHORT);
            toast.setGravity(Gravity.BOTTOM | Gravity.END,
                    screenWidth - screenPos[0] - width / 2,
                    screenHeight - screenPos[1]);
            toast.show();
            return true;
        }
    });
    return button;
}
 

/**
 * Builds an {@link ImageButton} from the data in this params. Generated buttons should be
 * placed on the bottom bar. The button's tag will be its id.
 * @param parent The parent that the inflated {@link ImageButton}.
 * @param listener {@link OnClickListener} that should be used with the button.
 * @return Parsed list of {@link CustomButtonParams}, which is empty if the input is invalid.
 */
ImageButton buildBottomBarButton(Context context, ViewGroup parent, OnClickListener listener) {
    if (mIsOnToolbar) return null;

    ImageButton button = (ImageButton) LayoutInflater.from(context)
            .inflate(R.layout.custom_tabs_bottombar_item, parent, false);
    button.setId(mId);
    button.setImageBitmap(mIcon);
    button.setContentDescription(mDescription);
    if (mPendingIntent == null) {
        button.setEnabled(false);
    } else {
        button.setOnClickListener(listener);
    }
    button.setOnLongClickListener(new OnLongClickListener() {
        @Override
        public boolean onLongClick(View view) {
            final int screenWidth = view.getResources().getDisplayMetrics().widthPixels;
            final int screenHeight = view.getResources().getDisplayMetrics().heightPixels;
            final int[] screenPos = new int[2];
            view.getLocationOnScreen(screenPos);
            final int width = view.getWidth();

            Toast toast = Toast.makeText(
                    view.getContext(), view.getContentDescription(), Toast.LENGTH_SHORT);
            toast.setGravity(Gravity.BOTTOM | Gravity.END,
                    screenWidth - screenPos[0] - width / 2,
                    screenHeight - screenPos[1]);
            toast.show();
            return true;
        }
    });
    return button;
}
 

/**
 * Creates a close button that can be inserted into an infobar.
 * @param context Context to grab resources from.
 * @return {@link ImageButton} that represents a close button.
 */
static ImageButton createCloseButton(Context context) {
    TypedArray a = context.obtainStyledAttributes(new int[] {R.attr.selectableItemBackground});
    Drawable closeButtonBackground = a.getDrawable(0);
    a.recycle();

    ImageButton closeButton = new ImageButton(context);
    closeButton.setId(R.id.infobar_close_button);
    closeButton.setImageResource(R.drawable.btn_close);
    closeButton.setBackground(closeButtonBackground);
    closeButton.setContentDescription(context.getString(R.string.infobar_close));
    closeButton.setScaleType(ImageView.ScaleType.CENTER_INSIDE);

    return closeButton;
}
 

private void addHelpPlaceholder() {
    if (!mPrompt.hasHelp()) {
        return;
    }

    helpPlaceholder = new FrameLayout(this.getContext());
    helpPlaceholder.setLayoutParams(new FrameLayout.LayoutParams(FrameLayout.LayoutParams.MATCH_PARENT,
            FrameLayout.LayoutParams.WRAP_CONTENT));

    final ImageButton trigger = new ImageButton(getContext());
    trigger.setScaleType(ScaleType.FIT_CENTER);
    trigger.setImageResource(R.drawable.icon_info_outline_lightcool);
    trigger.setBackgroundDrawable(null);
    trigger.setOnClickListener(v -> {
        trigger.setImageResource(R.drawable.icon_info_fill_lightcool);
        fireHelpText(() -> {
            // back to the old icon
            trigger.setImageResource(R.drawable.icon_info_outline_lightcool);
        });
    });
    trigger.setId(847294011);
    LinearLayout triggerLayout = new LinearLayout(getContext());
    triggerLayout.setOrientation(LinearLayout.HORIZONTAL);
    triggerLayout.setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT));
    triggerLayout.setGravity(Gravity.RIGHT);
    triggerLayout.addView(trigger);

    MediaLayout helpLayout = createHelpLayout();
    helpLayout.setBackgroundResource(R.color.very_light_blue);
    helpPlaceholder.addView(helpLayout);

    this.addView(triggerLayout);
    this.addView(helpPlaceholder);
    helpPlaceholder.setVisibility(View.GONE);
}
 

/**
 * 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());
}
 

/**
 * 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 setupView(Context context, AttributeSet attrs, int defStyleAttr,int defStyleRes){
        _context = context;
        RelativeLayout relativeLayout = new RelativeLayout(context);
        RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(LayoutParams.MATCH_PARENT,
                LayoutParams.MATCH_PARENT);

        EditText editText = new EditText(context,attrs);

        editText.setId(EDIT_TEXT_ID);
        //
        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.RichEditText);
        mRichEditEnabled = a.getBoolean(R.styleable.RichEditText_richEditAble,true);
        a.recycle();

        mImageButton = new ImageButton(context);
        int px = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 24, getResources().getDisplayMetrics());
        RelativeLayout.LayoutParams editToggleParams = new RelativeLayout.LayoutParams(px,px);
        mImageButton.setBackground(getResources().getDrawable(R.drawable.ic_keyboard_arrow_left_black_24dp));
        editToggleParams.addRule(RelativeLayout.ALIGN_BOTTOM, EDIT_TEXT_ID);
        editToggleParams.addRule(RelativeLayout.ALIGN_RIGHT, EDIT_TEXT_ID);
        mImageButton.setLayoutParams(editToggleParams);
        mImageButton.setId(EDIT_TOGGLE_ID);
        mImageButton.setRotation(-90);
        mImageButton.setOnClickListener(this);

        View htmlOptions = inflate(context,R.layout.htmloptions,null);

        RelativeLayout.LayoutParams htmlOptionsLayoutParams = new RelativeLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,ViewGroup.LayoutParams.WRAP_CONTENT);

        htmlOptionsLayoutParams.addRule(RelativeLayout.BELOW, 1001);
        htmlOptionsLayoutParams.addRule(RelativeLayout.ALIGN_RIGHT, 1001);

        htmlOptions.setLayoutParams(htmlOptionsLayoutParams);
        relativeLayout.setLayoutParams(params);
        relativeLayout.addView(editText);
        relativeLayout.addView(mImageButton);

        //htmlOptions.setVisibility(View.GONE);
        if(mRichEditEnabled) {
            relativeLayout.addView(htmlOptions);
        }
        addView(relativeLayout);

        this.mEditText = editText;
        if(mRichEditEnabled) {
            findViewById(R.id.makeBold).setOnClickListener(this);
            findViewById(R.id.makeItalic).setOnClickListener(this);
            findViewById(R.id.makeUnderline).setOnClickListener(this);
            findViewById(R.id.makeBackground).setOnClickListener(this);
            findViewById(R.id.makeForeground).setOnClickListener(this);
            findViewById(R.id.makeHyperlink).setOnClickListener(this);
            findViewById(R.id.makeStrikethrough).setOnClickListener(this);
            findViewById(R.id.makeScaleX).setOnClickListener(this);
            mHtmloptions = (LinearLayout) findViewById(R.id.rich_toolbar);
            mHtmloptions.setVisibility(View.GONE);
//            mImageButton = (ImageButton) findViewById(R.id.list_toggle);
//            mImageButton.setOnClickListener(this);
        }
        this.mEditText.setOnClickListener(this);
        setOnClickListener(this);
        mSS = new SpannableStringBuilder(mEditText.getText());

    }