Example usage for android.view WindowManager getDefaultDisplay

Introduction

In this page you can find the example usage for android.view WindowManager getDefaultDisplay.

Prototype

public Display getDefaultDisplay();

Source Link

Document

Returns the Display upon which this WindowManager instance will create new windows.

Usage

From source file:Main.java

public static int getScreenHeight(Context context) {
    WindowManager wManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics metrics = new DisplayMetrics();
    wManager.getDefaultDisplay().getMetrics(metrics);
    return metrics.heightPixels;
}

From source file:Main.java

public static int getScreenWidth(Context context) {
    WindowManager wManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics metrics = new DisplayMetrics();
    wManager.getDefaultDisplay().getMetrics(metrics);
    return metrics.widthPixels;
}

From source file:Main.java

public static int[] getScreenSize(Context context) {

    int[] size = new int[2];

    WindowManager w = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display d = w.getDefaultDisplay();
    DisplayMetrics metrics = new DisplayMetrics();
    d.getMetrics(metrics);//w w  w  . j  ava  2 s  . c  o  m
    // since SDK_INT = 1;
    int widthPixels = metrics.widthPixels;
    int heightPixels = metrics.heightPixels;
    // includes window decorations (statusbar bar/menu bar)
    if (Build.VERSION.SDK_INT >= 14 && Build.VERSION.SDK_INT < 17)
        try {
            widthPixels = (Integer) Display.class.getMethod("getRawWidth").invoke(d);
            heightPixels = (Integer) Display.class.getMethod("getRawHeight").invoke(d);
        } catch (Exception ignored) {
        }
    // includes window decorations (statusbar bar/menu bar)
    if (Build.VERSION.SDK_INT >= 17)
        try {
            Point realSize = new Point();
            Display.class.getMethod("getRealSize", Point.class).invoke(d, realSize);
            widthPixels = realSize.x;
            heightPixels = realSize.y;
        } catch (Exception ignored) {
        }
    size[0] = widthPixels;
    size[1] = heightPixels;
    return size;
}

From source file:Main.java

public static int getScreenWidth(Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics displayMetrics = new DisplayMetrics();
    wm.getDefaultDisplay().getMetrics(displayMetrics);
    return displayMetrics.widthPixels;
}

From source file:Main.java

public static int getScreenWidth(Context context) {
    WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics dm = new DisplayMetrics();
    windowManager.getDefaultDisplay().getMetrics(dm);
    return dm.widthPixels;
}

From source file:Main.java

public static int getScreenHeightDP(Activity activity) {

    WindowManager wm = activity.getWindowManager();
    //wm = (WindowManager) getSystemService(Context.WINDOW_SERVICE);
    Display dp = wm.getDefaultDisplay();
    DisplayMetrics dm = new DisplayMetrics();
    dp.getMetrics(dm);/*from ww  w  .j ava 2  s. c om*/

    float res = dm.heightPixels / dm.density;
    return (int) res;
}

From source file:Main.java

public static int getScreenWidthDP(Activity activity) {

    WindowManager wm = activity.getWindowManager();
    //wm = (WindowManager) getSystemService(Context.WINDOW_SERVICE);
    Display dp = wm.getDefaultDisplay();
    DisplayMetrics dm = new DisplayMetrics();
    dp.getMetrics(dm);/*  w  w  w  . java 2 s  . c  o m*/

    float res = dm.widthPixels / dm.density;
    return (int) res;
}

From source file:Main.java

public static int getScreenHeight(Context context) {
    WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics dm = new DisplayMetrics();
    windowManager.getDefaultDisplay().getMetrics(dm);
    return dm.heightPixels;
}

From source file:Main.java

public static DisplayMetrics getScreenMetrics(Context context) {
    WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    DisplayMetrics outMetrics = new DisplayMetrics();
    manager.getDefaultDisplay().getMetrics(outMetrics);
    return outMetrics;
}

From source file:Main.java

/**
 * This method calculates maximum size of both width and height of bitmap.
 * It is twice the device screen diagonal for default implementation (extra quality to zoom image).
 * Size cannot exceed max texture size.//from ww  w.j  av  a2s.  c o m
 *
 * @return - max bitmap size in pixels.
 */
@SuppressWarnings({ "SuspiciousNameCombination", "deprecation" })
public static int calculateMaxBitmapSize(@NonNull Context context) {
    WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();

    Point size = new Point();
    int width, height;
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR2) {
        display.getSize(size);
        width = size.x;
        height = size.y;
    } else {
        width = display.getWidth();
        height = display.getHeight();
    }

    int screenDiagonal = (int) Math.sqrt(Math.pow(width, 2) + Math.pow(height, 2));

    Canvas canvas = new Canvas();
    return Math.min(screenDiagonal * 2,
            Math.min(canvas.getMaximumBitmapWidth(), canvas.getMaximumBitmapHeight()));
}