July/app/src/main/java/com/fenghoo/seven/utils/ToolsUtils.java

/*
 *******************************************
 * File: WidgetTools.java
 * Author: Lijc
 * Date: 2015-3-20
 * Company: BlueMobi
 ********************************************/
package com.fenghoo.seven.utils;

import android.app.Activity;
import android.content.Context;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Paint;
import android.text.Editable;
import android.text.Selection;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.TextUtils;
import android.text.TextWatcher;
import android.text.style.ImageSpan;
import android.util.DisplayMetrics;
import android.util.SparseArray;
import android.view.View;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.RadioButton;
import android.widget.TextView;
import android.widget.Toast;

/**
 * 
 * @ClassName: WidgetTools
 * @Description: TODO(描述: Widget工具类)
 * @author Lijc
 * @Company: BlueMobi
 * @date 2015年4月3日 下午6:04:29
 * @version V1.0
 *          <p>
 *          >>>使用说明：
 *          <p>
 *          1.setText()可用于TextView，Button，CheckBox，RadioButton，EditText;
 *          <p>
 *          2.setUnderline() 在文字下面设置下划线
 *          <p>
 *          3.setDeleteline() 在文字上设置删除线
 *          <p>
 *          4.getText() 获取文字
 *          <p>
 *          5.get() ViewHolder 简洁模式
 *          <p>
 *          6.spanText() 文字前面插入图片
 *          <p>
 *          7.DisplayImage()获取设置图片
 *          <p>
 *          8.formatMoney() 格式化显示金额
 *          <p>
 *          9.getAppCode() 获取版本code
 */
public class ToolsUtils {

	private static long lastClickTime;

	/**
	 * 连续点击
	 * 
	 * @return
	 */
	public static boolean isFastDoubleClick() {
		long time = System.currentTimeMillis();
		long timeD = time - lastClickTime;
		if (0 < timeD && timeD < 1000) {
			return true;
		}
		lastClickTime = time;
		return false;
	}

	/**
	 * @Title: getText @Description: TODO @param tv @param text @return
	 *         void @throws
	 */
	public static String getText(View v) {
		if (v instanceof TextView) {// TextView
			return ((TextView) v).getText().toString();
		}
		if (v instanceof Button) {// Button
			return ((Button) v).getText().toString();
		}
		if (v instanceof CheckBox) {// CheckBox
			return ((CheckBox) v).getText().toString();
		}
		if (v instanceof RadioButton) {// RadioButton
			return ((RadioButton) v).getText().toString();
		}
		if (v instanceof EditText) {// EditText
			return ((EditText) v).getText().toString();
		}
		return "";
	}

	/**
	 * @Title: setText @Description: TODO 设置TextView的text 为空时默认显示 -- @param
	 *         tv @param text @return void @throws
	 */
	public static void setText(View v, String text) {
		setText(v, text, "");
	}

	/**
	 * @Title: setText @Description: TODO 设置TextView的text @param tv @param
	 *         text @param defaultText 默认显示 @return void @throws
	 */
	public static void setText(View v, String text, String defaultText) {
		if (TextUtils.isEmpty(text))
			text = defaultText;
		if (v instanceof TextView) {// TextView
			((TextView) v).setText(text);
			return;
		}
		if (v instanceof Button) {// Button
			((Button) v).setText(text);
			return;
		}
		if (v instanceof CheckBox) {// CheckBox
			((CheckBox) v).setText(text);
			return;
		}
		if (v instanceof RadioButton) {// RadioButton
			((RadioButton) v).setText(text);
			return;
		}
		if (v instanceof EditText) {// EditText
			((EditText) v).setText(text);
			return;
		}

	}

	/**
	 * @Title: setText @Description: TODO String资源文件的format方法 @param @param
	 *         tv @param @param context @param @param text @param @param
	 *         resId @return void @throws
	 */
	public static void setText(View v, Context context, String text, int resId) {
		String format = context.getResources().getString(resId);
		setText(v, String.format(format, text));
	}

	/**
	 * @Title: setText @Description: TODO String资源文件的format方法 @param tv @param
	 *         context @param i @param resId @return void @throws
	 */
	public static void setText(View v, Context context, int i, int resId) {
		String format = context.getResources().getString(resId);
		setText(v, String.format(format, i));
	}

	/**
	 * @Title: setText @Description: TODO String资源文件的format方法 @param @param
	 *         tv @param @param context @param @param text1 @param @param
	 *         text2 @param @param resId @return void @throws
	 */
	public static void setText(View v, Context context, String text1, String text2, int resId) {
		String format = context.getResources().getString(resId);
		setText(v, String.format(format, text1, text2));
	}

	/**
	 * @Title: setText @Description: TODO String资源文件的format方法 @param @param
	 *         tv @param @param context @param @param i1 @param @param
	 *         i2 @param @param resId @return void @throws
	 */
	public static void setText(View v, Context context, int i1, int i2, int resId) {
		String format = context.getResources().getString(resId);
		setText(v, String.format(format, i1, i2));
	}

	/**
	 * @Title: setTextViewStyle @Description: TODO 优惠价格 @param tv @param
	 *         text @return void @throws
	 */
	public static void setTextViewStyle(TextView tv) {
		tv.getPaint().setFlags(Paint.STRIKE_THRU_TEXT_FLAG);
	}

	/**
	 * @Title: setUnderline @Description: TODO 下划线 @param tv @param text @return
	 *         void @throws
	 */
	public static void setUnderline(View v) {
		if (v instanceof TextView) {// TextView
			((TextView) v).getPaint().setFlags(Paint.UNDERLINE_TEXT_FLAG);
			((TextView) v).getPaint().setAntiAlias(true);
			return;
		}
		if (v instanceof Button) {// Button
			((Button) v).getPaint().setFlags(Paint.UNDERLINE_TEXT_FLAG);
			((Button) v).getPaint().setAntiAlias(true);
			return;
		}
		if (v instanceof CheckBox) {// CheckBox
			((CheckBox) v).getPaint().setFlags(Paint.UNDERLINE_TEXT_FLAG);
			((CheckBox) v).getPaint().setAntiAlias(true);
			return;
		}
		if (v instanceof RadioButton) {// RadioButton
			((RadioButton) v).getPaint().setFlags(Paint.UNDERLINE_TEXT_FLAG);
			((RadioButton) v).getPaint().setAntiAlias(true);
			return;
		}
		if (v instanceof EditText) {// EditText
			((EditText) v).getPaint().setFlags(Paint.UNDERLINE_TEXT_FLAG);
			((EditText) v).getPaint().setAntiAlias(true);
			return;
		}

	}

	/**
	 * @Title: setDelline @Description: TODO 删除线 @param tv @param text @return
	 *         void @throws
	 */
	public static void setDeleteline(View v) {
		if (v instanceof TextView) {// TextView
			((TextView) v).getPaint().setFlags(Paint.STRIKE_THRU_TEXT_FLAG);
			((TextView) v).getPaint().setAntiAlias(true);
			return;
		}
		if (v instanceof Button) {// Button
			((Button) v).getPaint().setFlags(Paint.STRIKE_THRU_TEXT_FLAG);
			((Button) v).getPaint().setAntiAlias(true);
			return;
		}
		if (v instanceof CheckBox) {// CheckBox
			((CheckBox) v).getPaint().setFlags(Paint.STRIKE_THRU_TEXT_FLAG);
			((CheckBox) v).getPaint().setAntiAlias(true);
			return;
		}
		if (v instanceof RadioButton) {// RadioButton
			((RadioButton) v).getPaint().setFlags(Paint.STRIKE_THRU_TEXT_FLAG);
			((RadioButton) v).getPaint().setAntiAlias(true);
			return;
		}
		if (v instanceof EditText) {// EditText
			((EditText) v).getPaint().setFlags(Paint.STRIKE_THRU_TEXT_FLAG);
			((EditText) v).getPaint().setAntiAlias(true);
			return;
		}
	}

	/**
	 * @TODO ViewHodler简写模式
	 * @param view
	 * @param id
	 * @return
	 */
	public <T extends View> T get(View view, int id) {
		SparseArray<View> viewHolder = (SparseArray<View>) view.getTag();
		if (viewHolder == null) {
			viewHolder = new SparseArray<>();
			view.setTag(viewHolder);
		}
		View childView = viewHolder.get(id);
		if (childView == null) {
			childView = view.findViewById(id);
			viewHolder.put(id, childView);
		}
		return (T) childView;
	}

	/**
	 * 
	 * @param context
	 * @param v
	 * @param drawableId
	 * @param text
	 */
	public static void spanText(Context context, View v, int drawableId, String text) {
		Bitmap b = BitmapFactory.decodeResource(context.getResources(), drawableId);
		ImageSpan imgSpan = new ImageSpan(context, b);
		SpannableString spanString = new SpannableString("ic");
		spanString.setSpan(imgSpan, 0, 2, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
		if (v instanceof TextView) {// TextView
			((TextView) v).setText(spanString);
			((TextView) v).append(text);
			return;
		}
		if (v instanceof Button) {// Button
			((Button) v).setText(spanString);
			((Button) v).append(text);
			return;
		}
		if (v instanceof CheckBox) {// CheckBox
			((CheckBox) v).setText(spanString);
			((CheckBox) v).append(text);
			return;
		}
		if (v instanceof RadioButton) {// RadioButton
			((RadioButton) v).setText(spanString);
			((RadioButton) v).append(text);
			return;
		}
		if (v instanceof EditText) {// EditText
			((EditText) v).setText(spanString);
			((EditText) v).append(text);
			return;
		}
	}

	/**
	 * 获取应用版本code
	 * 
	 * @param ctx
	 * @return
	 */
	public static int getAppCode(Context ctx) {
		try {
			PackageManager packageManager = ctx.getPackageManager();
			PackageInfo packInfo = packageManager.getPackageInfo(ctx.getPackageName(), 0);
			return packInfo.versionCode;
		} catch (NameNotFoundException e) {
			// TODO Auto-generated catch block
			return 0;
		}

	}

	/**
	 * 2  * 获取版本号
	 * 3  * @return 当前应用的版本号
	 * 4
	 */
	public static String getVersion(Context ctx) {
		try {
			PackageManager manager = ctx.getPackageManager();
			PackageInfo info = manager.getPackageInfo(ctx.getPackageName(), 0);
			return "V"+info.versionName;
		} catch (Exception e) {
			e.printStackTrace();
			return "";
		}
	}

	/**
	 * px转dp
	 * 
	 * @param poContext
	 * @param pxValue
	 * @return
	 */
	public static int px2dip(Context poContext, float pxValue) {
		final float scale = poContext.getResources().getDisplayMetrics().density;
		return (int) (pxValue / scale + 0.5f);
	}

	/**
	 * dp转px
	 * 
	 * @param poContext
	 * @param dpValue
	 * @return
	 */
	public static int dip2px(Context poContext, float dpValue) {
		final float scale = poContext.getResources().getDisplayMetrics().density;
		return (int) (dpValue * scale + 0.5f);
	}
	
	/**
	 * 将px值转换为sp值，保证文字大小不变
	 * 
	 * @param pxValue
	 * @param
	 *            （DisplayMetrics类中属性scaledDensity）
	 * @return
	 */
	public static int px2sp(Context context, float pxValue) {
		final float fontScale = context.getResources().getDisplayMetrics().scaledDensity;
		return (int) (pxValue / fontScale + 0.5f);
	}

	public static int getScreenWidth(Activity poActivity) {
		DisplayMetrics metric = new DisplayMetrics();
		poActivity.getWindowManager().getDefaultDisplay().getMetrics(metric);
		// int width = metric.widthPixels; // 屏幕宽度（像素）
		// int height = metric.heightPixels; // 屏幕高度（像素）
		// float density = metric.density; // 屏幕密度（0.75 / 1.0 / 1.5）
		// int densityDpi = metric.densityDpi;
		return metric.widthPixels;
	}

	public static int getScreenHeight(Activity poActivity) {
		DisplayMetrics metric = new DisplayMetrics();
		poActivity.getWindowManager().getDefaultDisplay().getMetrics(metric);
		// int width = metric.widthPixels; // 屏幕宽度（像素）
		// int height = metric.heightPixels; // 屏幕高度（像素）
		// float density = metric.density; // 屏幕密度（0.75 / 1.0 / 1.5）
		// int densityDpi = metric.densityDpi;
		return metric.heightPixels;
	}


	/**
	 * 设置 编辑文本的长度
	 * @param mContext
	 * @param editText
	 * @param lens
     */
	public static void setEditTextLenth(final Activity mContext,final EditText editText,final int lens) {
		/**
		 * 设置商品描述的字数最多为140个字符
		 */
		editText.addTextChangedListener(new TextWatcher() {
			@Override
			public void onTextChanged(CharSequence s, int start, int before, int count) {
				// TODO Auto-generated method stub
				Editable editable = editText.getText();
				int len = editable.length();
				editText.setText("(" + editable.length() + "/" + 140 + ")");
				if (len > lens) {
					Toast.makeText(mContext, "最多140个字符", Toast.LENGTH_SHORT).show();
					int selEndIndex = Selection.getSelectionEnd(editable);
					String str = editable.toString();
					String newStr = str.substring(0, 140);// 截取新字符串
					editText.setText(newStr);
					editable = editText.getText();
					int newLen = editable.length();// 新字符串的长度
					// 旧光标位置超过字符串长度
					if (selEndIndex > newLen) {
						selEndIndex = editable.length();
					}
					Selection.setSelection(editable, selEndIndex);// 设置新光标所在的位置
				}
			}
			@Override
			public void beforeTextChanged(CharSequence s, int start, int count, int after) {
				// TODO Auto-generated method stub
			}

			@Override
			public void afterTextChanged(Editable s) {
				// TODO Auto-generated method stub
				String strTmp = s.toString();
//				String tmp = EmojiFilter.filterEmoji(strTmp);
//				if (!strTmp.trim().equals("") && !strTmp.equals(tmp)) {
//					editText.setText(tmp);
//					editText.invalidate();
//					Toast.makeText(mContext, "暂不支持表情输入", Toast.LENGTH_SHORT).show();
//				}
				if (s instanceof Spannable) {// 改变光标的位置到最后
					Spannable spanText = (Spannable) s;
					Selection.setSelection(spanText, s.length());
				}
			}
		});
	}

	
	
}