自定义时间Toast(只弹一次)

CToast类：

package com.pinkman.dota.util;import com.pinkman.dota.R;import android.content.Context;import android.graphics.Color;import android.graphics.Paint;import android.graphics.PixelFormat;import android.graphics.drawable.ShapeDrawable;import android.graphics.drawable.shapes.RoundRectShape;import android.os.Handler;import android.view.Gravity;import android.view.View;import android.view.WindowManager;import android.view.animation.Animation;import android.view.animation.LinearInterpolator;import android.view.animation.RotateAnimation;import android.widget.FrameLayout;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.TextView;public class CToast {public static final int LENGTH_SHORT = 2000;public static final int LENGTH_LONG = 3500;private final Handler mHandler = new Handler();private int mDuration = LENGTH_SHORT;private int mGravity = Gravity.BOTTOM;private int mX, mY;private float mHorizontalMargin;private float mVerticalMargin;private View mView;private View mNextView;private WindowManager mWM;private final WindowManager.LayoutParams mParams = new WindowManager.LayoutParams();public static CToast mToast;//show only one Toastpublic static void showSingleToast(Context context,View layout){if (mToast != null) {return ;}mToast = new CToast(context);mToast.setView(layout);mToast.show();}public static CToast makeToast(Context context, int resid, int text_id, int durationMills) {return makeToast(context,resid,context.getString(text_id),durationMills);}public static CToast makeToast(Context context, int resid, CharSequence text, int durationMills) {if (mToast != null) {mToast.destroy();}mToast = new CToast(context);// 外部矩形弧度float[] outerR = new float[] { DimenUtils.dip2px(context, 10), DimenUtils.dip2px(context, 10), DimenUtils.dip2px(context, 10),DimenUtils.dip2px(context, 10), DimenUtils.dip2px(context, 10), DimenUtils.dip2px(context, 10), DimenUtils.dip2px(context, 10), DimenUtils.dip2px(context, 10) };RoundRectShape s = new RoundRectShape(outerR, null, null);ShapeDrawable shapedrawble = new ShapeDrawable(s);shapedrawble.getPaint().setColor(Color.parseColor("#56000000"));shapedrawble.getPaint().setStyle(Paint.Style.FILL);LinearLayout mLayout = new LinearLayout(context);mLayout.setBackground(shapedrawble);mLayout.setPadding(DimenUtils.dip2px(context, 10), 0, DimenUtils.dip2px(context, 10), 0);FrameLayout frameLayout = new FrameLayout(context);FrameLayout.LayoutParams lp_image = new FrameLayout.LayoutParams(FrameLayout.LayoutParams.WRAP_CONTENT,FrameLayout.LayoutParams.WRAP_CONTENT);lp_image.gravity = Gravity.CENTER;ImageView circle = new ImageView(context);circle.setImageResource(R.drawable.circle);RotateAnimation animation = new RotateAnimation(0f, 360f, Animation.RELATIVE_TO_SELF, 0.5f,Animation.RELATIVE_TO_SELF, 0.5f);animation.setDuration(1000);animation.setRepeatCount(Animation.INFINITE);animation.setInterpolator(new LinearInterpolator());circle.startAnimation(animation);frameLayout.addView(circle, lp_image);ImageView image = new ImageView(context);image.setImageResource(resid);frameLayout.addView(image, lp_image);if (resid < 1) {frameLayout.setVisibility(View.GONE);}mLayout.addView(frameLayout);TextView tv = new TextView(context);tv.setTextColor(Color.parseColor("#fdfdfd"));tv.setTextSize(DimenUtils.sp2px(context, 25));tv.setText(text);tv.setGravity(Gravity.CENTER);LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, DimenUtils.sp2px(context, 65));mLayout.addView(tv, lp);mToast.mNextView = mLayout;mToast.mDuration = durationMills;return mToast;}public CToast(Context context) {init(context);}/** * Set the view to show. * @see #getView */public void setView(View view) {mNextView = view;}/** * Return the view. * @see #setView */public View getView() {return mNextView;}/** * Set how long to show the view for. * @see #LENGTH_SHORT * @see #LENGTH_LONG */public void setDuration(int duration) {mDuration = duration;}/** * Return the duration. * @see #setDuration */public int getDuration() {return mDuration;}/** * Set the margins of the view. * @param horizontalMargin The horizontal margin, in percentage of the container width, between *            the container's edges and the notification * @param verticalMargin The vertical margin, in percentage of the container height, between the *            container's edges and the notification */public void setMargin(float horizontalMargin, float verticalMargin) {mHorizontalMargin = horizontalMargin;mVerticalMargin = verticalMargin;}/** * Return the horizontal margin. */public float getHorizontalMargin() {return mHorizontalMargin;}/** * Return the vertical margin. */public float getVerticalMargin() {return mVerticalMargin;}/** * Set the location at which the notification should appear on the screen. * @see android.view.Gravity * @see #getGravity */public void setGravity(int gravity, int xOffset, int yOffset) {mGravity = gravity;mX = xOffset;mY = yOffset;}/** * Get the location at which the notification should appear on the screen. * @see android.view.Gravity * @see #getGravity */public int getGravity() {return mGravity;}/** * Return the X offset in pixels to apply to the gravity's location. */public int getXOffset() {return mX;}/** * Return the Y offset in pixels to apply to the gravity's location. */public int getYOffset() {return mY;}/** * schedule handleShow into the right thread */public void show() {mHandler.post(mShow);if (mDuration > 0) {mHandler.postDelayed(mHide, mDuration);}}/** * schedule handleHide into the right thread */public void hide() {mHandler.post(mHide);}private final Runnable mShow = new Runnable() {public void run() {handleShow();}};private final Runnable mHide = new Runnable() {public void run() {handleHide();}};private void init(Context context) {final WindowManager.LayoutParams params = mParams;params.height = WindowManager.LayoutParams.WRAP_CONTENT;params.width = WindowManager.LayoutParams.WRAP_CONTENT;params.flags = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE| WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON;params.format = PixelFormat.TRANSLUCENT;params.windowAnimations = android.R.style.Animation_Toast;params.type = WindowManager.LayoutParams.TYPE_TOAST;params.setTitle("Toast");mWM = (WindowManager) context.getApplicationContext().getSystemService(Context.WINDOW_SERVICE);}private void handleShow() {if (mView != mNextView) {// remove the old view if necessaryhandleHide();mView = mNextView;// mWM = WindowManagerImpl.getDefault();final int gravity = mGravity;mParams.gravity = gravity;if ((gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.FILL_HORIZONTAL) {mParams.horizontalWeight = 1.0f;}if ((gravity & Gravity.VERTICAL_GRAVITY_MASK) == Gravity.FILL_VERTICAL) {mParams.verticalWeight = 1.0f;}mParams.x = mX;mParams.y = mY;mParams.verticalMargin = mVerticalMargin;mParams.horizontalMargin = mHorizontalMargin;if (mView.getParent() != null) {mWM.removeView(mView);}mWM.addView(mView, mParams);}}private void handleHide() {if (mView != null) {if (mView.getParent() != null) {mWM.removeView(mView);}mView = null;mToast = null;}}private void destroy() {mHandler.removeCallbacks(mHide);mHandler.removeCallbacks(mShow);handleHide();}}

DimenUtils:

package com.pinkman.dota.util;import android.content.Context;import android.graphics.Point;import android.util.DisplayMetrics;/** * @author pinkman 尺寸转换及获取屏幕宽高工具类 */public class DimenUtils {public static int sp2px(Context context, float spValue) {float fontScale = context.getResources().getDisplayMetrics().scaledDensity;return (int) (spValue * fontScale + 0.5f);}public static int px2sp(Context context, float pxValue) {float fontScale = context.getResources().getDisplayMetrics().scaledDensity;return (int) (pxValue / fontScale + 0.5f);}public static int dip2px(Context context, int dipValue) {final float scale = context.getResources().getDisplayMetrics().density;return (int) (dipValue * scale + 0.5f);}public static int px2dip(Context context, float pxValue) {final float scale = context.getResources().getDisplayMetrics().density;return (int) (pxValue / scale + 0.5f);}/** * 获取屏幕宽度和高度，单位为px * @param context * @return */public static Point getScreenMetrics(Context context) {DisplayMetrics dm = context.getResources().getDisplayMetrics();int w_screen = dm.widthPixels;int h_screen = dm.heightPixels;return new Point(w_screen, h_screen);}/** * 获取屏幕长宽比 * @param context * @return */public static float getScreenRate(Context context) {Point P = getScreenMetrics(context);float H = P.y;float W = P.x;return (H / W);}}