Example usage for android.view Window getDecorView

Introduction

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

Prototype

public abstract View getDecorView();

Source Link

Document

Retrieve the top-level window decor view (containing the standard window frame/decorations and the client's content inside of that), which can be added as a window to the window manager.

Usage

From source file:Main.java

private static View findActionBar(Window w) {
    return getFirstChildByClassName((ViewGroup) w.getDecorView(),
            "com.android.internal.widget.ActionBarContainer");
}

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From source file:Main.java

public static void prepare(Activity activity, int id, int width) {
    if (sCoverBitmap != null) {
        sCoverBitmap.recycle();//from  w ww.  j a  va 2 s.co m
    }
    Rect rectgle = new Rect();
    Window window = activity.getWindow();
    window.getDecorView().getWindowVisibleDisplayFrame(rectgle);
    int statusBarHeight = rectgle.top;

    ViewGroup v1 = (ViewGroup) activity.findViewById(id).getRootView();
    v1.setDrawingCacheEnabled(true);
    Bitmap source = Bitmap.createBitmap(v1.getDrawingCache());
    v1.setDrawingCacheEnabled(false);
    if (statusBarHeight != 0) {
        sCoverBitmap = Bitmap.createBitmap(source, 0, statusBarHeight, source.getWidth(),
                source.getHeight() - statusBarHeight);
        source.recycle();
    } else {
        sCoverBitmap = source;
    }
    sWidth = width;
}

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From source file:Main.java

/**
 * get a screen shot with size : width X height.
 */// w w w . j  a va  2s .  com
public static Bitmap getScreenShot(Activity activity, int width, int height) {
    if (activity == null || width < 1 || height < 1) {
        return null;
    }
    Window window = activity.getWindow();
    if (window == null) {
        return null;
    }
    View decorView = window.getDecorView();
    if (decorView == null) {
        return null;
    }
    decorView.setDrawingCacheEnabled(true);
    Bitmap screenShot = decorView.getDrawingCache(true);
    if (screenShot == null) {
        return null;
    }
    Matrix matrix = new Matrix();
    matrix.postScale((float) width / screenShot.getWidth(), (float) height / screenShot.getHeight());
    Bitmap drawingCache = Bitmap.createBitmap(screenShot, 0, 0, screenShot.getWidth(), screenShot.getHeight(),
            matrix, true);
    decorView.destroyDrawingCache();
    screenShot.recycle();
    return drawingCache;
}

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From source file:de.vanita5.twittnuker.util.SwipebackActivityUtils.java

/**
 * //from  w  ww . jav a  2  s.  co m
 * May cause OutOfMemoryError
 * 
 * @param activity
 * @param cacheQuality
 * @return Activity screenshot
 */
private static Bitmap getActivityScreenshotInternal(final Activity activity, final int cacheQuality) {
    if (activity == null)
        return null;
    final Window w = activity.getWindow();
    final View view = w.getDecorView();
    final int width = view.getWidth(), height = view.getHeight();
    if (width <= 0 || height <= 0)
        return null;
    final Bitmap b = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_4444);
    final Rect frame = new Rect();
    view.getWindowVisibleDisplayFrame(frame);
    // Remove window background behind status bar.
    final Canvas c = new Canvas(b);
    view.draw(c);
    final Paint paint = new Paint();
    paint.setColor(Color.TRANSPARENT);
    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    c.drawRect(frame.left, 0, frame.right, frame.top, paint);
    return b;
}

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From source file:Main.java

@TargetApi(19)
public static void transparencyBar(Activity activity) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        Window window = activity.getWindow();
        window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS
                | WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
        window.getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
                | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
        window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
        window.setStatusBarColor(Color.TRANSPARENT);
        window.setNavigationBarColor(Color.TRANSPARENT);
    } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
        Window window = activity.getWindow();
        window.setFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS,
                WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
    }/*  w ww.  j av a2  s. co  m*/
}

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From source file:Main.java

/**
 * Detects and toggles immersive mode (also known as "hidey bar" mode).
 *//*from   w  w w.j  a v  a 2 s  .  c  om*/
public static void toggleHideyBar(Window window, String TAG) {

    // The UI options currently enabled are represented by a bitfield.
    // getSystemUiVisibility() gives us that bitfield.
    int uiOptions = window.getDecorView().getSystemUiVisibility();
    int newUiOptions = uiOptions;
    boolean isImmersiveModeEnabled = ((uiOptions | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY) == uiOptions);
    if (isImmersiveModeEnabled) {
        Log.i(TAG, "Turning immersive mode mode off. ");
    } else {
        Log.i(TAG, "Turning immersive mode mode on.");
    }

    // Navigation bar hiding:  Backwards compatible to ICS.
    if (Build.VERSION.SDK_INT >= 14) {
        newUiOptions ^= View.SYSTEM_UI_FLAG_HIDE_NAVIGATION;
    }

    // Status bar hiding: Backwards compatible to Jellybean
    if (Build.VERSION.SDK_INT >= 16) {
        newUiOptions ^= View.SYSTEM_UI_FLAG_FULLSCREEN;
    }

    // Immersive mode: Backward compatible to KitKat.
    // Note that this flag doesn't do anything by itself, it only augments the behavior
    // of HIDE_NAVIGATION and FLAG_FULLSCREEN.  For the purposes of this sample
    // all three flags are being toggled together.
    // Note that there are two immersive mode UI flags, one of which is referred to as "sticky".
    // Sticky immersive mode differs in that it makes the navigation and status bars
    // semi-transparent, and the UI flag does not get cleared when the user interacts with
    // the screen.
    if (Build.VERSION.SDK_INT >= 18) {
        newUiOptions ^= View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
    }

    window.getDecorView().setSystemUiVisibility(newUiOptions);
}

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From source file:Main.java

public static void initSystemBar(Activity activity) {
    if (android.os.Build.VERSION.SDK_INT > 18 && android.os.Build.VERSION.SDK_INT < 21) {
        Window window = activity.getWindow();
        window.setFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS,
                WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
    } else if (android.os.Build.VERSION.SDK_INT >= 21) {
        Window window = activity.getWindow();
        window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
        window.getDecorView().setSystemUiVisibility(
                View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
        window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
        window.setStatusBarColor(Color.TRANSPARENT);
    }/*w ww  .  j  ava 2s  .  c om*/
}

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From source file:com.nttec.everychan.ui.theme.CustomThemeHelper.java

private static void processWindow(Context context, SparseIntArray attrs, int textColorPrimaryOriginal,
        int textColorPrimaryOverridden) {
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB)
        return;//from www.ja  v  a 2s . co  m
    boolean isLollipop = Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP;

    int materialPrimaryIndex = attrs.indexOfKey(R.attr.materialPrimary);
    int materialPrimaryDarkIndex = attrs.indexOfKey(R.attr.materialPrimaryDark);
    int materialNavigationBarIndex = attrs.indexOfKey(R.attr.materialNavigationBar);
    boolean overrideActionbarColor = materialPrimaryIndex >= 0;
    boolean overridePanelsColor = Math.max(materialPrimaryDarkIndex, materialNavigationBarIndex) >= 0;

    boolean overrideTextColor = textColorPrimaryOriginal != textColorPrimaryOverridden;
    if (!overrideTextColor && !overrideActionbarColor && !overridePanelsColor)
        return;

    Window window = ((Activity) context).getWindow();
    final View decorView = window.getDecorView();
    Resources resources = context.getResources();

    if (overrideActionbarColor) {
        try {
            Drawable background = new ColorDrawable(attrs.valueAt(materialPrimaryIndex));
            Object actionBar = context.getClass().getMethod("getActionBar").invoke(context);
            actionBar.getClass().getMethod("setBackgroundDrawable", Drawable.class).invoke(actionBar,
                    background);
        } catch (Exception e) {
            Logger.e(TAG, e);
        }
    }

    if (overrideTextColor) {
        int id = resources.getIdentifier("action_bar_title", "id", "android");
        if (id != 0) {
            View v = decorView.findViewById(id);
            if (v instanceof TextView)
                ((TextView) v).setTextColor(textColorPrimaryOverridden);
        }
    }

    if (isLollipop && overrideTextColor) {
        try {
            int id = resources.getIdentifier("action_bar", "id", "android");
            if (id == 0)
                throw new Exception("'android:id/action_bar' identifier not found");
            View v = decorView.findViewById(id);
            if (v == null)
                throw new Exception("view with id 'android:id/action_bar' not found");
            Class<?> toolbarClass = Class.forName("android.widget.Toolbar");
            if (!toolbarClass.isInstance(v))
                throw new Exception("view 'android:id/action_bar' is not instance of android.widget.Toolbar");
            toolbarClass.getMethod("setTitleTextColor", int.class).invoke(v, textColorPrimaryOverridden);
            setLollipopMenuOverflowIconColor((ViewGroup) v, textColorPrimaryOverridden);
        } catch (Exception e) {
            Logger.e(TAG, e);
        }
    }

    if (isLollipop && overridePanelsColor) {
        try {
            if (materialPrimaryDarkIndex >= 0) {
                window.getClass().getMethod("setStatusBarColor", int.class).invoke(window,
                        attrs.valueAt(materialPrimaryDarkIndex));
            }
            if (materialNavigationBarIndex >= 0) {
                window.getClass().getMethod("setNavigationBarColor", int.class).invoke(window,
                        attrs.valueAt(materialNavigationBarIndex));
            }
        } catch (Exception e) {
            Logger.e(TAG, e);
        }
    }
}

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From source file:Main.java

public static void hide(Context context, Window window, int smartBarHeight) {
    if (!hasSmartBar()) {
        return;//  w ww.jav  a  2 s.  c o m
    }
    if (context.getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
        return;
    }

    window.setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
    window.addFlags(WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN);
    int statusBarHeight = getStatusBarHeight(context);

    window.getDecorView().setPadding(0, statusBarHeight, 0, -smartBarHeight);
}

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From source file:free.yhc.netmbuddy.utils.Utils.java

public static Rect getVisibleFrame(Activity activity) {
    Rect rect = new Rect();
    Window window = activity.getWindow();
    window.getDecorView().getWindowVisibleDisplayFrame(rect);
    return rect;/* ww  w .ja va2  s  .co m*/
}

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