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  5. android.widget.LinearLayout#measure ( )

android.widget.LinearLayout#measure ( )源码实例Demo

下面列出了android.widget.LinearLayout#measure ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： Taxi-App-Android-XML   文件： MyTrip.java 
public Bitmap getBitmapFromView(String title, int dotBg) {

        LinearLayout llmarker = (LinearLayout) findViewById(R.id.ll_marker);
        TextView markerImageView = (TextView) findViewById(R.id.tv_title);
        markerImageView.setText(title);
        View dot = (View) findViewById(R.id.dot_marker);
        dot.setBackgroundResource(dotBg);

        llmarker.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);
        Bitmap bitmap = Bitmap.createBitmap(llmarker.getMeasuredWidth(), llmarker.getMeasuredHeight(),
                Bitmap.Config.ARGB_8888);
        Canvas canvas = new Canvas(bitmap);
        llmarker.layout(0, 0, llmarker.getMeasuredWidth(), llmarker.getMeasuredHeight());
        llmarker.draw(canvas);
        return bitmap;
    }
源代码2 项目： Taxi-App-Android-XML   文件： Home.java 
public Bitmap getBitmapFromView(String title, int dotBg) {

        LinearLayout llmarker = (LinearLayout) findViewById(R.id.ll_marker);
        TextView markerImageView = (TextView) findViewById(R.id.tv_title);
        markerImageView.setText(title);
        View dot = (View) findViewById(R.id.dot_marker);
        dot.setBackgroundResource(dotBg);

        llmarker.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);
        Bitmap bitmap = Bitmap.createBitmap(llmarker.getMeasuredWidth(), llmarker.getMeasuredHeight(),
                Bitmap.Config.ARGB_8888);
        Canvas canvas = new Canvas(bitmap);
        llmarker.layout(0, 0, llmarker.getMeasuredWidth(), llmarker.getMeasuredHeight());
        llmarker.draw(canvas);
        return bitmap;
    }
源代码3 项目： ShowcaseView   文件： ShowcaseViewBuilder.java 
public ShowcaseViewBuilder addCustomView(int layoutId, int gravity) {
    View view = LayoutInflater.from(mActivity).inflate(layoutId, null);
    LinearLayout linearLayout = new LinearLayout(mActivity);
    linearLayout.addView(view);
    linearLayout.setGravity(Gravity.CENTER);

    DisplayMetrics metrics = new DisplayMetrics();
    mActivity.getWindowManager().getDefaultDisplay().getMetrics(metrics);

    Rect rect = new Rect();
    rect.set(0, 0, metrics.widthPixels, metrics.heightPixels);

    int widthSpec = View.MeasureSpec.makeMeasureSpec(rect.width(), MeasureSpec.EXACTLY);
    int heightSpec = View.MeasureSpec.makeMeasureSpec(rect.height(), MeasureSpec.EXACTLY);

    linearLayout.measure(widthSpec, heightSpec);
    mCustomView.add(linearLayout);
    mCustomViewGravity.add(gravity);
    mCustomViewLeftMargins.add(0f);
    mCustomViewTopMargins.add(0f);
    mCustomViewRightMargins.add(0f);
    mCustomViewBottomMargins.add(0f);
    return this;
}
源代码4 项目： ShowcaseView   文件： ShowcaseViewBuilder.java 
public ShowcaseViewBuilder addCustomView(View view, int gravity) {
    LinearLayout linearLayout = new LinearLayout(mActivity);
    linearLayout.addView(view);
    linearLayout.setGravity(Gravity.CENTER);

    DisplayMetrics metrics = new DisplayMetrics();
    mActivity.getWindowManager().getDefaultDisplay().getMetrics(metrics);

    Rect rect = new Rect();
    rect.set(0, 0, metrics.widthPixels, metrics.heightPixels);

    int widthSpec = View.MeasureSpec.makeMeasureSpec(rect.width(), MeasureSpec.EXACTLY);
    int heightSpec = View.MeasureSpec.makeMeasureSpec(rect.height(), MeasureSpec.EXACTLY);

    linearLayout.measure(widthSpec, heightSpec);
    mCustomView.add(linearLayout);
    mCustomViewGravity.add(gravity);
    mCustomViewLeftMargins.add(0f);
    mCustomViewTopMargins.add(0f);
    mCustomViewRightMargins.add(0f);
    mCustomViewBottomMargins.add(0f);
    return this;
}
源代码5 项目： ShowcaseView   文件： ShowcaseViewBuilder.java 
public ShowcaseViewBuilder addCustomView(int layoutId, int gravity, float leftMargin, float topMargin, float rightMargin, float bottomMargin) {
    View view = LayoutInflater.from(mActivity).inflate(layoutId, null);
    LinearLayout linearLayout = new LinearLayout(mActivity);
    linearLayout.addView(view);
    linearLayout.setGravity(Gravity.CENTER);

    DisplayMetrics metrics = new DisplayMetrics();
    mActivity.getWindowManager().getDefaultDisplay().getMetrics(metrics);

    Rect rect = new Rect();
    rect.set(0, 0, metrics.widthPixels, metrics.heightPixels);

    int widthSpec = View.MeasureSpec.makeMeasureSpec(rect.width(), MeasureSpec.EXACTLY);
    int heightSpec = View.MeasureSpec.makeMeasureSpec(rect.height(), MeasureSpec.EXACTLY);

    linearLayout.measure(widthSpec, heightSpec);
    mCustomView.add(linearLayout);
    mCustomViewGravity.add(gravity);
    mCustomViewLeftMargins.add(leftMargin);
    mCustomViewTopMargins.add(topMargin);
    mCustomViewRightMargins.add(rightMargin);
    mCustomViewBottomMargins.add(bottomMargin);
    return this;
}
源代码6 项目： ShowcaseView   文件： ShowcaseViewBuilder.java 
public ShowcaseViewBuilder addCustomView(View view, int gravity, float leftMargin, float topMargin, float rightMargin, float bottomMargin) {
    LinearLayout linearLayout = new LinearLayout(mActivity);
    linearLayout.addView(view);
    linearLayout.setGravity(Gravity.CENTER);

    DisplayMetrics metrics = new DisplayMetrics();
    mActivity.getWindowManager().getDefaultDisplay().getMetrics(metrics);

    Rect rect = new Rect();
    rect.set(0, 0, metrics.widthPixels, metrics.heightPixels);

    int widthSpec = View.MeasureSpec.makeMeasureSpec(rect.width(), MeasureSpec.EXACTLY);
    int heightSpec = View.MeasureSpec.makeMeasureSpec(rect.height(), MeasureSpec.EXACTLY);

    linearLayout.measure(widthSpec, heightSpec);
    mCustomView.add(linearLayout);
    mCustomViewGravity.add(gravity);
    mCustomViewLeftMargins.add(leftMargin);
    mCustomViewTopMargins.add(topMargin);
    mCustomViewRightMargins.add(rightMargin);
    mCustomViewBottomMargins.add(bottomMargin);
    return this;
}
源代码7 项目： HeartBeat   文件： EventDetailActivity.java 
private void createBottomLogoLayout() {
    mLL = new LinearLayout(EventDetailActivity.this);
    mLL.setBackgroundColor(ContextCompat.getColor(EventDetailActivity.this, R.color.window_background));
    ViewGroup.LayoutParams LLParams = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100);
    mLL.setLayoutParams(LLParams);
    mLL.setOrientation(LinearLayout.HORIZONTAL);
    mLL.setPadding(24, 0, 0, 0);
    mLL.setGravity(Gravity.CENTER_VERTICAL);
    ImageView icon = new ImageView(EventDetailActivity.this);
    icon.setScaleType(ImageView.ScaleType.CENTER_CROP);
    icon.setImageDrawable(ContextCompat.getDrawable(EventDetailActivity.this, R.mipmap.ic_launcher));
    mLL.addView(icon);
    TextView hb = new TextView(EventDetailActivity.this);
    hb.setText("@心动小分队");
    mLL.addView(hb);
    mLL.measure(View.MeasureSpec.makeMeasureSpec(mWidth, View.MeasureSpec.EXACTLY), View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED));
    mHeight += mLL.getMeasuredHeight();
}
源代码8 项目： ToDoList   文件： UserDataActivity.java 
/**
 * 显示底部弹出菜单
 */
private void showPopDialog() {
    LayoutInflater inflater = LayoutInflater.from(this);
    mCameradialog = new Dialog(this, R.style.BottomDialog);
    LinearLayout root = (LinearLayout) inflater.from(this).inflate(R.layout.pop_menu,null);
    root.findViewById(R.id.takePic).setOnClickListener(this);
    root.findViewById(R.id.takeGallery).setOnClickListener(this);
    root.findViewById(R.id.cancel).setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            mCameradialog.cancel();
        }
    });
    mCameradialog.setContentView(root);
    Window dialogWindow = mCameradialog.getWindow();
    dialogWindow.setGravity(Gravity.BOTTOM);
    //        dialogWindow.setWindowAnimations(R.style.dialogstyle); // 添加动画
    WindowManager.LayoutParams lp = dialogWindow.getAttributes(); // 获取对话框当前的参数值
    lp.x = 0; // 新位置X坐标
    lp.y = 0; // 新位置Y坐标
    lp.width = (int) getResources().getDisplayMetrics().widthPixels; // 宽度
    root.measure(0, 0);
    lp.height = root.getMeasuredHeight();

    lp.alpha = 9f; // 透明度
    dialogWindow.setAttributes(lp);
    mCameradialog.show();
}
源代码9 项目： styT   文件： FloatWindowService.java 
private void createFloatView() {
    wmParams = new WindowManager.LayoutParams();
    mWindowManager = (WindowManager) getApplication().getSystemService(android.app.Application.WINDOW_SERVICE);
    wmParams.type = LayoutParams.TYPE_SYSTEM_ALERT;// 设置window
    // type为TYPE_SYSTEM_ALERT
    wmParams.format = PixelFormat.RGBA_8888;// 设置图片格式，效果为背景透明
    wmParams.flags = LayoutParams.FLAG_NOT_FOCUSABLE;// 设置浮动窗口不可聚焦（实现操作除浮动窗口外的其他可见窗口的操作）
    wmParams.gravity = Gravity.LEFT | Gravity.TOP;// 默认位置：左上角
    wmParams.width = WindowManager.LayoutParams.WRAP_CONTENT;
    wmParams.height = WindowManager.LayoutParams.WRAP_CONTENT;
    wmParams.x = (WidgetUtils.getScreenWidth(getApplicationContext()) - wmParams.width) / 2;// 设置x、y初始值，相对于gravity
    wmParams.y = 10;
    // 获取浮动窗口视图所在布局
    LayoutInflater inflater = LayoutInflater.from(getApplication());
    mFloatLayout = (LinearLayout) inflater.inflate(R.layout.float_layout, null);
    mWindowManager.addView(mFloatLayout, wmParams);// 添加mFloatLayout
    mFloatView = mFloatLayout.findViewById(R.id.float_id);
    mFloatLayout.measure(View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED), View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED));
    // 设置监听浮动窗口的触摸移动
    mFloatView.setOnTouchListener(new OnTouchListener() {

        @Override
        public boolean onTouch(View v, MotionEvent event) {
            // getRawX是触摸位置相对于屏幕的坐标，getX是相对于按钮的坐标
            wmParams.x = (int) event.getRawX() - mFloatView.getMeasuredWidth() / 2;
            // Log.i(TAG, "RawX" + event.getRawX());
            // Log.i(TAG, "X" + event.getX());
            wmParams.y = (int) event.getRawY() - mFloatView.getMeasuredHeight() / 2 - 25;// 减25为状态栏的高度
            // Log.i(TAG, "RawY" + event.getRawY());
            // Log.i(TAG, "Y" + event.getY());
            mWindowManager.updateViewLayout(mFloatLayout, wmParams);// 刷新
            return false; // 此处必须返回false，否则OnClickListener获取不到监听
        }
    });
    mFloatView.setOnClickListener(new OnClickListener() {

        @Override
        public void onClick(View arg0) {

        }
    });
}
源代码10 项目： Android-Bootstrap   文件： BootstrapDropDown.java 
private ScrollView createDropDownView() {
    final LinearLayout dropdownView = new LinearLayout(getContext());
    ScrollView scrollView = new ScrollView(getContext());
    int clickableChildCounter = 0;

    dropdownView.setOrientation(LinearLayout.VERTICAL);
    int height = (int) (itemHeight * bootstrapSize);
    LayoutParams childParams = new LayoutParams(LayoutParams.MATCH_PARENT, height);

    for (String text : dropdownData) {
        TextView childView = new TextView(getContext());
        childView.setGravity(Gravity.CENTER_VERTICAL);
        childView.setLayoutParams(childParams);

        int padding = (int) (baselineItemLeftPadding * bootstrapSize);
        childView.setPadding(padding, 0, padding, 0);
        childView.setTextSize(baselineDropDownViewFontSize * bootstrapSize);
        childView.setTextColor(ColorUtils.resolveColor(android.R.color.black, getContext()));

        Drawable background = getContext().obtainStyledAttributes(null, new int[]{
                android.R.attr.selectableItemBackground}, 0, 0)
                                        .getDrawable(0);
        ViewUtils.setBackgroundDrawable(childView, background);

        childView.setTextColor(BootstrapDrawableFactory.bootstrapDropDownViewText(getContext()));
        childView.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                dropdownWindow.dismiss();
                if (onDropDownItemClickListener != null) {
                    onDropDownItemClickListener.onItemClick(dropdownView, v, v.getId());
                }
            }
        });

        if (Pattern.matches(SEARCH_REGEX_HEADER, text)) {
            childView.setText(text.replaceFirst(REPLACE_REGEX_HEADER, ""));
            childView.setTextSize((baselineDropDownViewFontSize - 2F) * bootstrapSize);
            childView.setClickable(false);
            childView.setTextColor(ColorUtils.resolveColor(R.color.bootstrap_gray_light,
                                                           getContext()));
        }
        else if (Pattern.matches(SEARCH_REGEX_SEPARATOR, text)) {
            childView = new DividerView(getContext());
            childView.setClickable(false);
            childView.setLayoutParams(new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 3));
        }
        else if (Pattern.matches(SEARCH_REGEX_DISABLED, text)) {
            childView.setEnabled(false);
            childView.setId(clickableChildCounter++);
            childView.setText(text.replaceFirst(REPLACE_REGEX_DISABLED, ""));
        }
        else {
            childView.setText(text);
            childView.setId(clickableChildCounter++);
        }
        dropdownView.addView(childView);
    }

    dropdownView.measure(MeasureSpec.UNSPECIFIED, MeasureSpec.UNSPECIFIED);
    dropDownViewHeight = dropdownView.getMeasuredHeight();
    dropDownViewWidth = dropdownView.getMeasuredWidth();

    scrollView.setVerticalScrollBarEnabled(false);
    scrollView.setHorizontalScrollBarEnabled(false);
    scrollView.addView(dropdownView);

    cleanData();
    return scrollView;
}
 方法所在类
android.widget.LinearLayout
 同类方法
LayoutParams ( )
addView ( )
setOrientation ( )
setLayoutParams ( )
setPadding ( )
findViewById ( )
setOnClickListener ( )
setBackgroundColor ( )
setVisibility ( )
setGravity ( )
getChildAt ( )
getChildCount ( )
setId ( )
removeAllViews ( )
setBackgroundResource ( )
getContext ( )
HORIZONTAL
setMinimumHeight ( )
setBackgroundDrawable ( )
removeView ( )
setTag ( )
VERTICAL
setClickable ( )
removeViewAt ( )
setMinimumWidth ( )
getVisibility ( )
getLayoutParams ( )
getRight ( )
getLeft ( )
setClipToPadding ( )
setBackground ( )
invalidate ( )
removeViews ( )
setDividerDrawable ( )
setClipChildren ( )
setWeightSum ( )
setOnTouchListener ( )
getMeasuredHeight ( )
getBackground ( )
setAnimation ( )
setFitsSystemWindows ( )
findViewWithTag ( )
getBottom ( )
measure ( )
getHeight ( )
getTop ( )
draw ( )
getY ( )
getMeasuredWidth ( )
postDelayed ( )
clearAnimation ( )
setSelected ( )
getTag ( )
getParent ( )
startAnimation ( )
setTranslationY ( )
requestLayout ( )
setLayoutDirection ( )
MarginLayoutParams ( )