79 lines
2.4 KiB
Plaintext
79 lines
2.4 KiB
Plaintext
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package com.example.administrator.ximengjianyu.utils;
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import android.content.Context;
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import android.util.DisplayMetrics;
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import android.view.Display;
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import android.view.WindowManager;
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import android.view.inputmethod.InputMethodManager;
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import java.lang.reflect.Method;
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/**
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* Created by xukai on 2017/2/13.
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* 关于输入的一些工具类
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*/
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public class InputUtils {
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/**
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* 该方法隐藏软键盘
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*/
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public void guideSoftInput(Context context) {
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InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
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imm.toggleSoftInput(0, InputMethodManager.HIDE_NOT_ALWAYS);
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}
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/**
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* 该方法设置软键盘可见
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*/
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public void showSoftInput(Context context) {
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InputMethodManager imm = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
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imm.toggleSoftInput(0, InputMethodManager.SHOW_FORCED);
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}
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public int getDpi(Context context) {
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int dpi = 0;
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WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
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Display display = windowManager.getDefaultDisplay();
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DisplayMetrics displayMetrics = new DisplayMetrics();
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@SuppressWarnings("rawtypes")
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Class c;
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try {
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c = Class.forName("android.view.Display");
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@SuppressWarnings("unchecked")
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Method method = c.getMethod("getRealMetrics", DisplayMetrics.class);
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method.invoke(display, displayMetrics);
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dpi = displayMetrics.heightPixels;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return dpi;
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}
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/**
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* 获取 虚拟按键的高度
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* @param context
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* @return
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*/
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public int getBottomStatusHeight(Context context) {
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int totalHeight = getDpi(context);
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int contentHeight = getScreenHeight(context);
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return totalHeight - contentHeight;
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}
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/**
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* 获得屏幕高度
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*
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* @param context
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* @return
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*/
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public int getScreenHeight(Context context) {
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WindowManager wm = (WindowManager) context
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.getSystemService(Context.WINDOW_SERVICE);
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DisplayMetrics outMetrics = new DisplayMetrics();
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wm.getDefaultDisplay().getMetrics(outMetrics);
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return outMetrics.heightPixels;
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}
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}
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