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This commit is contained in:
743
app/src/main/java/imageselector/ImageSelectorActivity.java
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743
app/src/main/java/imageselector/ImageSelectorActivity.java
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package imageselector;
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import android.Manifest;
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import android.animation.Animator;
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import android.animation.AnimatorListenerAdapter;
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import android.animation.ObjectAnimator;
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import android.app.Activity;
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import android.app.AlertDialog;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.content.pm.PackageManager;
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import android.content.res.Configuration;
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import android.content.res.Resources;
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import android.graphics.Color;
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import android.net.Uri;
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import android.os.Build;
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import android.os.Bundle;
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import android.os.Environment;
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import android.os.Handler;
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import android.provider.MediaStore;
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import android.provider.Settings;
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import android.support.annotation.Nullable;
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import android.support.v4.app.ActivityCompat;
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import android.support.v4.app.Fragment;
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import android.support.v4.content.ContextCompat;
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import android.support.v4.content.FileProvider;
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import android.support.v4.os.EnvironmentCompat;
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import android.support.v7.app.AppCompatActivity;
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import android.support.v7.widget.GridLayoutManager;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.support.v7.widget.SimpleItemAnimator;
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import android.view.KeyEvent;
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import android.view.View;
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import android.view.Window;
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import android.view.WindowManager;
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import android.widget.FrameLayout;
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import android.widget.TextView;
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import com.sl.house_property.R;
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import java.io.File;
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import java.io.IOException;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.Locale;
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import imageselector.adapter.FolderAdapter;
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import imageselector.adapter.ImageAdapter;
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import imageselector.entry.Folder;
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import imageselector.entry.Image;
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import imageselector.model.ImageModel;
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import imageselector.utils.DateUtils;
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import imageselector.utils.ImageSelector;
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public class ImageSelectorActivity extends AppCompatActivity {
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private TextView tvTime;
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private TextView tvFolderName;
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private TextView tvConfirm;
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private TextView tvPreview;
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private FrameLayout btnConfirm;
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private FrameLayout btnPreview;
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private RecyclerView rvImage;
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private RecyclerView rvFolder;
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private View masking;
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private ImageAdapter mAdapter;
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private GridLayoutManager mLayoutManager;
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private ArrayList<Folder> mFolders;
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private Folder mFolder;
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private boolean applyLoadImage = false;
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private static final int PERMISSION_WRITE_EXTERNAL_REQUEST_CODE = 0x00000011;
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private static final int PERMISSION_CAMERA_REQUEST_CODE = 0x00000012;
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private static final int CAMERA_REQUEST_CODE = 0x00000010;
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private boolean isOpenFolder;
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private boolean isShowTime;
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private boolean isInitFolder;
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private boolean isSingle;
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private boolean isViewImage = true;
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private int mMaxCount;
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private boolean useCamera = true;
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private String mPhotoPath;
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private Handler mHideHandler = new Handler();
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private Runnable mHide = new Runnable() {
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@Override
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public void run() {
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hideTime();
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}
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};
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//用于接收从外面传进来的已选择的图片列表。当用户原来已经有选择过图片，现在重新打开选择器，允许用
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// 户把先前选过的图片传进来，并把这些图片默认为选中状态。
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private ArrayList<String> mSelectedImages;
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/**
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* 启动图片选择器
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*
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* @param activity
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* @param requestCode
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* @param isSingle 是否单选
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* @param isViewImage 是否点击放大图片查看
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* @param useCamera 是否使用拍照功能
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* @param maxSelectCount 图片的最大选择数量，小于等于0时，不限数量，isSingle为false时才有用。
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* @param selected 接收从外面传进来的已选择的图片列表。当用户原来已经有选择过图片，现在重新打开
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* 选择器，允许用户把先前选过的图片传进来，并把这些图片默认为选中状态。
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*/
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public static void openActivity(Activity activity, int requestCode,
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boolean isSingle, boolean isViewImage, boolean useCamera,
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int maxSelectCount, ArrayList<String> selected) {
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Intent intent = new Intent(activity, ImageSelectorActivity.class);
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intent.putExtras(dataPackages(isSingle, isViewImage, useCamera, maxSelectCount, selected));
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activity.startActivityForResult(intent, requestCode);
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}
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/**
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* 启动图片选择器
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*
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* @param fragment
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* @param requestCode
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* @param isSingle 是否单选
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* @param isViewImage 是否点击放大图片查看
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* @param useCamera 是否使用拍照功能
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* @param maxSelectCount 图片的最大选择数量，小于等于0时，不限数量，isSingle为false时才有用。
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* @param selected 接收从外面传进来的已选择的图片列表。当用户原来已经有选择过图片，现在重新打开
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* 选择器，允许用户把先前选过的图片传进来，并把这些图片默认为选中状态。
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*/
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public static void openActivity(Fragment fragment, int requestCode,
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boolean isSingle, boolean isViewImage, boolean useCamera,
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int maxSelectCount, ArrayList<String> selected) {
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Intent intent = new Intent(fragment.getContext(), ImageSelectorActivity.class);
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intent.putExtras(dataPackages(isSingle, isViewImage, useCamera, maxSelectCount, selected));
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fragment.startActivityForResult(intent, requestCode);
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}
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/**
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* 启动图片选择器
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*
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* @param fragment
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* @param requestCode
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* @param isSingle 是否单选
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* @param isViewImage 是否点击放大图片查看
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* @param useCamera 是否使用拍照功能
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* @param maxSelectCount 图片的最大选择数量，小于等于0时，不限数量，isSingle为false时才有用。
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* @param selected 接收从外面传进来的已选择的图片列表。当用户原来已经有选择过图片，现在重新打开
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* 选择器，允许用户把先前选过的图片传进来，并把这些图片默认为选中状态。
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*/
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public static void openActivity(android.app.Fragment fragment, int requestCode,
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boolean isSingle, boolean isViewImage, boolean useCamera,
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int maxSelectCount, ArrayList<String> selected) {
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Intent intent = new Intent(fragment.getActivity(), ImageSelectorActivity.class);
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intent.putExtras(dataPackages(isSingle, isViewImage, useCamera, maxSelectCount, selected));
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fragment.startActivityForResult(intent, requestCode);
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}
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public static Bundle dataPackages(boolean isSingle, boolean isViewImage, boolean useCamera,
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int maxSelectCount, ArrayList<String> selected) {
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Bundle bundle = new Bundle();
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bundle.putBoolean(ImageSelector.IS_SINGLE, isSingle);
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bundle.putBoolean(ImageSelector.IS_VIEW_IMAGE, isViewImage);
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bundle.putBoolean(ImageSelector.USE_CAMERA, useCamera);
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bundle.putInt(ImageSelector.MAX_SELECT_COUNT, maxSelectCount);
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bundle.putStringArrayList(ImageSelector.SELECTED, selected);
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return bundle;
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}
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@Override
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protected void onCreate(@Nullable Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_image_select);
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Intent intent = getIntent();
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mMaxCount = intent.getIntExtra(ImageSelector.MAX_SELECT_COUNT, 0);
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isSingle = intent.getBooleanExtra(ImageSelector.IS_SINGLE, false);
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isViewImage = intent.getBooleanExtra(ImageSelector.IS_VIEW_IMAGE, true);
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useCamera = intent.getBooleanExtra(ImageSelector.USE_CAMERA, true);
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mSelectedImages = intent.getStringArrayListExtra(ImageSelector.SELECTED);
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setStatusBarColor();
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initView();
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initListener();
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initImageList();
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checkPermissionAndLoadImages();
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hideFolderList();
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setSelectImageCount(0);
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}
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/**
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* 修改状态栏颜色
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*/
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private void setStatusBarColor() {
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
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Window window = getWindow();
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window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
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window.setStatusBarColor(Color.parseColor("#373c3d"));
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}
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}
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private void initView() {
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rvImage = (RecyclerView) findViewById(R.id.rv_image);
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rvFolder = (RecyclerView) findViewById(R.id.rv_folder);
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tvConfirm = (TextView) findViewById(R.id.tv_confirm);
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tvPreview = (TextView) findViewById(R.id.tv_preview);
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btnConfirm = (FrameLayout) findViewById(R.id.btn_confirm);
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btnPreview = (FrameLayout) findViewById(R.id.btn_preview);
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tvFolderName = (TextView) findViewById(R.id.tv_folder_name);
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tvTime = (TextView) findViewById(R.id.tv_time);
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masking = findViewById(R.id.masking);
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}
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private void initListener() {
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findViewById(R.id.btn_back).setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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finish();
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}
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});
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btnPreview.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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ArrayList<Image> images = new ArrayList<>();
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images.addAll(mAdapter.getSelectImages());
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toPreviewActivity(images, 0);
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}
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});
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btnConfirm.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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confirm();
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}
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});
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findViewById(R.id.btn_folder).setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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if (isInitFolder) {
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if (isOpenFolder) {
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closeFolder();
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} else {
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openFolder();
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}
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}
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}
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});
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masking.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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closeFolder();
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}
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});
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rvImage.addOnScrollListener(new RecyclerView.OnScrollListener() {
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@Override
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public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
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super.onScrollStateChanged(recyclerView, newState);
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changeTime();
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}
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@Override
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public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
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super.onScrolled(recyclerView, dx, dy);
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changeTime();
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}
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});
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}
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/**
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* 初始化图片列表
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*/
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private void initImageList() {
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// 判断屏幕方向
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Configuration configuration = getResources().getConfiguration();
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if (configuration.orientation == Configuration.ORIENTATION_PORTRAIT) {
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mLayoutManager = new GridLayoutManager(this, 3);
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} else {
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mLayoutManager = new GridLayoutManager(this, 5);
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}
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rvImage.setLayoutManager(mLayoutManager);
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mAdapter = new ImageAdapter(this, mMaxCount, isSingle, isViewImage);
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rvImage.setAdapter(mAdapter);
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((SimpleItemAnimator) rvImage.getItemAnimator()).setSupportsChangeAnimations(false);
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if (mFolders != null && !mFolders.isEmpty()) {
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setFolder(mFolders.get(0));
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}
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mAdapter.setOnImageSelectListener(new ImageAdapter.OnImageSelectListener() {
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@Override
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public void OnImageSelect(Image image, boolean isSelect, int selectCount) {
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setSelectImageCount(selectCount);
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}
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});
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mAdapter.setOnItemClickListener(new ImageAdapter.OnItemClickListener() {
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@Override
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public void OnItemClick(Image image, int position) {
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toPreviewActivity(mAdapter.getData(), position);
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}
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@Override
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public void OnCameraClick() {
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checkPermissionAndCamera();
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}
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});
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}
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/**
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* 初始化图片文件夹列表
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*/
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private void initFolderList() {
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if (mFolders != null && !mFolders.isEmpty()) {
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isInitFolder = true;
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rvFolder.setLayoutManager(new LinearLayoutManager(ImageSelectorActivity.this));
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FolderAdapter adapter = new FolderAdapter(ImageSelectorActivity.this, mFolders);
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adapter.setOnFolderSelectListener(new FolderAdapter.OnFolderSelectListener() {
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@Override
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public void OnFolderSelect(Folder folder) {
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setFolder(folder);
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closeFolder();
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}
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});
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rvFolder.setAdapter(adapter);
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}
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}
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/**
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* 刚开始的时候文件夹列表默认是隐藏的
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*/
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private void hideFolderList() {
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rvFolder.post(new Runnable() {
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@Override
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public void run() {
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rvFolder.setTranslationY(rvFolder.getHeight());
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rvFolder.setVisibility(View.GONE);
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}
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});
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}
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/**
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* 设置选中的文件夹，同时刷新图片列表
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*
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* @param folder
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*/
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private void setFolder(Folder folder) {
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if (folder != null && mAdapter != null && !folder.equals(mFolder)) {
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mFolder = folder;
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tvFolderName.setText(folder.getName());
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rvImage.scrollToPosition(0);
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mAdapter.refresh(folder.getImages(), folder.isUseCamera());
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}
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}
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private void setSelectImageCount(int count) {
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if (count == 0) {
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btnConfirm.setEnabled(false);
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btnPreview.setEnabled(false);
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tvConfirm.setText("确定");
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tvPreview.setText("预览");
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} else {
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btnConfirm.setEnabled(true);
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btnPreview.setEnabled(true);
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tvPreview.setText("预览(" + count + ")");
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if (isSingle) {
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tvConfirm.setText("确定");
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} else if (mMaxCount > 0) {
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tvConfirm.setText("确定(" + count + "/" + mMaxCount + ")");
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} else {
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tvConfirm.setText("确定(" + count + ")");
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}
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}
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}
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/**
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* 弹出文件夹列表
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*/
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private void openFolder() {
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if (!isOpenFolder) {
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masking.setVisibility(View.VISIBLE);
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ObjectAnimator animator = ObjectAnimator.ofFloat(rvFolder, "translationY",
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rvFolder.getHeight(), 0).setDuration(300);
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animator.addListener(new AnimatorListenerAdapter() {
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@Override
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public void onAnimationStart(Animator animation) {
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super.onAnimationStart(animation);
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rvFolder.setVisibility(View.VISIBLE);
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}
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});
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animator.start();
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isOpenFolder = true;
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}
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}
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/**
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* 收起文件夹列表
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*/
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private void closeFolder() {
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if (isOpenFolder) {
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masking.setVisibility(View.GONE);
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ObjectAnimator animator = ObjectAnimator.ofFloat(rvFolder, "translationY",
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0, rvFolder.getHeight()).setDuration(300);
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animator.addListener(new AnimatorListenerAdapter() {
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@Override
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public void onAnimationEnd(Animator animation) {
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super.onAnimationEnd(animation);
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rvFolder.setVisibility(View.GONE);
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}
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});
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animator.start();
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isOpenFolder = false;
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}
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}
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/**
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* 隐藏时间条
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*/
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private void hideTime() {
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if (isShowTime) {
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ObjectAnimator.ofFloat(tvTime, "alpha", 1, 0).setDuration(300).start();
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isShowTime = false;
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}
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}
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/**
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* 显示时间条
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*/
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private void showTime() {
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if (!isShowTime) {
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ObjectAnimator.ofFloat(tvTime, "alpha", 0, 1).setDuration(300).start();
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isShowTime = true;
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}
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}
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/**
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* 改变时间条显示的时间（显示图片列表中的第一个可见图片的时间）
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*/
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private void changeTime() {
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int firstVisibleItem = getFirstVisibleItem();
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Image image = mAdapter.getFirstVisibleImage(firstVisibleItem);
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if (image != null) {
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String time = DateUtils.getImageTime(image.getTime() * 1000);
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tvTime.setText(time);
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showTime();
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mHideHandler.removeCallbacks(mHide);
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mHideHandler.postDelayed(mHide, 1500);
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}
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}
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private int getFirstVisibleItem() {
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return mLayoutManager.findFirstVisibleItemPosition();
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}
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private void confirm() {
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if (mAdapter == null) {
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return;
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}
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//因为图片的实体类是Image，而我们返回的是String数组，所以要进行转换。
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ArrayList<Image> selectImages = mAdapter.getSelectImages();
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ArrayList<String> images = new ArrayList<>();
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for (Image image : selectImages) {
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images.add(image.getPath());
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}
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|
||||
//点击确定，把选中的图片通过Intent传给上一个Activity。
|
||||
setResult(images,false);
|
||||
finish();
|
||||
}
|
||||
|
||||
private void setResult(ArrayList<String> images,boolean isCameraImage) {
|
||||
Intent intent = new Intent();
|
||||
intent.putStringArrayListExtra(ImageSelector.SELECT_RESULT, images);
|
||||
intent.putExtra(ImageSelector.IS_CAMERA_IMAGE,isCameraImage);
|
||||
setResult(RESULT_OK, intent);
|
||||
}
|
||||
|
||||
private void toPreviewActivity(ArrayList<Image> images, int position) {
|
||||
if (images != null && !images.isEmpty()) {
|
||||
PreviewActivity.openActivity(this, images,
|
||||
mAdapter.getSelectImages(), isSingle, mMaxCount, position);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onStart() {
|
||||
super.onStart();
|
||||
if (applyLoadImage) {
|
||||
applyLoadImage = false;
|
||||
checkPermissionAndLoadImages();
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 处理图片预览页返回的结果
|
||||
*
|
||||
* @param requestCode
|
||||
* @param resultCode
|
||||
* @param data
|
||||
*/
|
||||
@Override
|
||||
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
|
||||
super.onActivityResult(requestCode, resultCode, data);
|
||||
if (requestCode == ImageSelector.RESULT_CODE) {
|
||||
if (data != null && data.getBooleanExtra(ImageSelector.IS_CONFIRM, false)) {
|
||||
//如果用户在预览页点击了确定，就直接把用户选中的图片返回给用户。
|
||||
confirm();
|
||||
} else {
|
||||
//否则，就刷新当前页面。
|
||||
mAdapter.notifyDataSetChanged();
|
||||
setSelectImageCount(mAdapter.getSelectImages().size());
|
||||
}
|
||||
} else if (requestCode == CAMERA_REQUEST_CODE) {
|
||||
if (resultCode == RESULT_OK) {
|
||||
sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, Uri.fromFile(new File(mPhotoPath))));
|
||||
ArrayList<String> images = new ArrayList<>();
|
||||
images.add(mPhotoPath);
|
||||
setResult(images,true);
|
||||
finish();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 横竖屏切换处理
|
||||
*
|
||||
* @param newConfig
|
||||
*/
|
||||
@Override
|
||||
public void onConfigurationChanged(Configuration newConfig) {
|
||||
//非默认值
|
||||
if (newConfig.fontScale != 1){
|
||||
getResources();
|
||||
}
|
||||
super.onConfigurationChanged(newConfig);
|
||||
|
||||
if (mLayoutManager != null && mAdapter != null) {
|
||||
//切换为竖屏
|
||||
if (newConfig.orientation == Configuration.ORIENTATION_PORTRAIT) {
|
||||
mLayoutManager.setSpanCount(3);
|
||||
}
|
||||
//切换为横屏
|
||||
else if (newConfig.orientation == Configuration.ORIENTATION_LANDSCAPE) {
|
||||
mLayoutManager.setSpanCount(5);
|
||||
}
|
||||
mAdapter.notifyDataSetChanged();
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 检查权限并加载SD卡里的图片。
|
||||
*/
|
||||
private void checkPermissionAndLoadImages() {
|
||||
if (!Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
|
||||
// Toast.makeText(this, "没有图片", Toast.LENGTH_LONG).show();
|
||||
return;
|
||||
}
|
||||
int hasWriteExternalPermission = ContextCompat.checkSelfPermission(getApplication(),
|
||||
Manifest.permission.WRITE_EXTERNAL_STORAGE);
|
||||
if (hasWriteExternalPermission == PackageManager.PERMISSION_GRANTED) {
|
||||
//有权限，加载图片。
|
||||
loadImageForSDCard();
|
||||
} else {
|
||||
//没有权限，申请权限。
|
||||
ActivityCompat.requestPermissions(ImageSelectorActivity.this,
|
||||
new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_WRITE_EXTERNAL_REQUEST_CODE);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 检查权限并拍照。
|
||||
*/
|
||||
private void checkPermissionAndCamera() {
|
||||
int hasCameraPermission = ContextCompat.checkSelfPermission(getApplication(),
|
||||
Manifest.permission.CAMERA);
|
||||
if (hasCameraPermission == PackageManager.PERMISSION_GRANTED) {
|
||||
//有调起相机拍照。
|
||||
openCamera();
|
||||
} else {
|
||||
//没有权限，申请权限。
|
||||
ActivityCompat.requestPermissions(ImageSelectorActivity.this,
|
||||
new String[]{Manifest.permission.CAMERA}, PERMISSION_CAMERA_REQUEST_CODE);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 处理权限申请的回调。
|
||||
*
|
||||
* @param requestCode
|
||||
* @param permissions
|
||||
* @param grantResults
|
||||
*/
|
||||
@Override
|
||||
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
|
||||
if (requestCode == PERMISSION_WRITE_EXTERNAL_REQUEST_CODE) {
|
||||
if (grantResults.length > 0
|
||||
&& grantResults[0] == PackageManager.PERMISSION_GRANTED) {
|
||||
//允许权限，加载图片。
|
||||
loadImageForSDCard();
|
||||
} else {
|
||||
//拒绝权限，弹出提示框。
|
||||
showExceptionDialog(true);
|
||||
}
|
||||
} else if (requestCode == PERMISSION_CAMERA_REQUEST_CODE) {
|
||||
if (grantResults.length > 0
|
||||
&& grantResults[0] == PackageManager.PERMISSION_GRANTED) {
|
||||
//允许权限，有调起相机拍照。
|
||||
openCamera();
|
||||
} else {
|
||||
//拒绝权限，弹出提示框。
|
||||
showExceptionDialog(false);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 发生没有权限等异常时，显示一个提示dialog.
|
||||
*/
|
||||
private void showExceptionDialog(final boolean applyLoad) {
|
||||
new AlertDialog.Builder(this)
|
||||
.setCancelable(false)
|
||||
.setTitle("提示")
|
||||
.setMessage("该相册需要赋予访问存储和拍照的权限，请到“设置”>“应用”>“权限”中配置权限。")
|
||||
.setNegativeButton("取消", new DialogInterface.OnClickListener() {
|
||||
@Override
|
||||
public void onClick(DialogInterface dialog, int which) {
|
||||
dialog.cancel();
|
||||
finish();
|
||||
}
|
||||
}).setPositiveButton("确定", new DialogInterface.OnClickListener() {
|
||||
@Override
|
||||
public void onClick(DialogInterface dialog, int which) {
|
||||
dialog.cancel();
|
||||
startAppSettings();
|
||||
if (applyLoad) {
|
||||
applyLoadImage = true;
|
||||
}
|
||||
}
|
||||
}).show();
|
||||
}
|
||||
|
||||
/**
|
||||
* 从SDCard加载图片。
|
||||
*/
|
||||
private void loadImageForSDCard() {
|
||||
ImageModel.loadImageForSDCard(this, new ImageModel.DataCallback() {
|
||||
@Override
|
||||
public void onSuccess(ArrayList<Folder> folders) {
|
||||
mFolders = folders;
|
||||
runOnUiThread(new Runnable() {
|
||||
@Override
|
||||
public void run() {
|
||||
if (mFolders != null && !mFolders.isEmpty()) {
|
||||
initFolderList();
|
||||
mFolders.get(0).setUseCamera(useCamera);
|
||||
setFolder(mFolders.get(0));
|
||||
if (mSelectedImages != null && mAdapter != null) {
|
||||
mAdapter.setSelectedImages(mSelectedImages);
|
||||
mSelectedImages = null;
|
||||
setSelectImageCount(mAdapter.getSelectImages().size());
|
||||
}
|
||||
}
|
||||
}
|
||||
});
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
/**
|
||||
* 调起相机拍照
|
||||
*/
|
||||
private void openCamera() {
|
||||
Intent captureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
|
||||
if (captureIntent.resolveActivity(getPackageManager()) != null) {
|
||||
File photoFile = null;
|
||||
try {
|
||||
photoFile = createImageFile();
|
||||
} catch (IOException e) {
|
||||
e.printStackTrace();
|
||||
}
|
||||
|
||||
if (photoFile != null) {
|
||||
mPhotoPath = photoFile.getAbsolutePath();
|
||||
//通过FileProvider创建一个content类型的Uri
|
||||
Uri photoUri = FileProvider.getUriForFile(this, getPackageName() + ".fileprovider", photoFile);
|
||||
captureIntent.putExtra(MediaStore.EXTRA_OUTPUT, photoUri);
|
||||
captureIntent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
|
||||
startActivityForResult(captureIntent, CAMERA_REQUEST_CODE);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private File createImageFile() throws IOException {
|
||||
String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss", Locale.getDefault()).format(new Date());
|
||||
String imageFileName = String.format("JPEG_%s.jpg", timeStamp);
|
||||
File storageDir = Environment.getExternalStoragePublicDirectory(
|
||||
Environment.DIRECTORY_PICTURES);
|
||||
if (!storageDir.exists()) {
|
||||
storageDir.mkdir();
|
||||
}
|
||||
File tempFile = new File(storageDir, imageFileName);
|
||||
if (!Environment.MEDIA_MOUNTED.equals(EnvironmentCompat.getStorageState(tempFile))) {
|
||||
return null;
|
||||
}
|
||||
return tempFile;
|
||||
}
|
||||
|
||||
/**
|
||||
* 启动应用的设置
|
||||
*/
|
||||
private void startAppSettings() {
|
||||
Intent intent = new Intent(
|
||||
Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
|
||||
intent.setData(Uri.parse("package:" + getPackageName()));
|
||||
startActivity(intent);
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean onKeyDown(int keyCode, KeyEvent event) {
|
||||
if (keyCode == KeyEvent.KEYCODE_BACK && event.getAction() == KeyEvent.ACTION_DOWN && isOpenFolder) {
|
||||
closeFolder();
|
||||
return true;
|
||||
}
|
||||
return super.onKeyDown(keyCode, event);
|
||||
}
|
||||
|
||||
@Override
|
||||
public Resources getResources() {//还原字体大小
|
||||
Resources res = super.getResources();
|
||||
//非默认值
|
||||
if (res.getConfiguration().fontScale != 1) {
|
||||
Configuration newConfig = new Configuration();
|
||||
newConfig.setToDefaults();//设置默认
|
||||
res.updateConfiguration(newConfig, res.getDisplayMetrics());
|
||||
}
|
||||
return res;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user