添加onActivityResult()方法

MiNote/app/src/main/java/net/micode/notes/model/WorkingNote.java

@@ -38,7 +38,7 @@ public class WorkingNote {
     // Note Id
     private long mNoteId;
     // Note content
-    private String mContent;
+    public String mContent;
     // Note mode
     private int mMode;
 

MiNote/app/src/main/java/net/micode/notes/ui/NoteEditActivity.java

@@ -22,7 +22,9 @@ import android.app.AlertDialog;
 import android.app.PendingIntent;
 import android.app.SearchManager;
 import android.appwidget.AppWidgetManager;
+import android.content.ContentResolver;
 import android.content.ContentUris;
+import android.content.ContentValues;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
@@ -30,6 +32,7 @@ import android.content.SharedPreferences;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.graphics.Paint;
+import android.net.Uri;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
 import android.text.Editable;
@@ -70,6 +73,7 @@ import net.micode.notes.ui.NoteEditText.OnTextViewChangeListener;
 import net.micode.notes.widget.NoteWidgetProvider_2x;
 import net.micode.notes.widget.NoteWidgetProvider_4x;
 
+import java.io.FileNotFoundException;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Map;
@@ -924,5 +928,57 @@ public class NoteEditActivity extends Activity implements OnClickListener,
             }
         }
     }
+    //重写onActivityResult()来处理返回的数据
+    protected void onActivityResult(int requestCode, int resultCode, Intent intent) {
+        super.onActivityResult(requestCode, resultCode, intent);
+        ContentResolver resolver = getContentResolver();
+        switch (requestCode) {
+            case PHOTO_REQUEST:
+                Uri originalUri = intent.getData(); //1.获得图片的真实路径
+                Bitmap bitmap = null;
+                try {
+                    bitmap = BitmapFactory.decodeStream(resolver.openInputStream(originalUri));//2.解码图片
+                } catch (FileNotFoundException e) {
+                    Log.d(TAG, "onActivityResult: get file_exception");
+                    e.printStackTrace();
+                }
+
+                if(bitmap != null){
+                    //3.根据Bitmap对象创建ImageSpan对象
+                    Log.d(TAG, "onActivityResult: bitmap is not null");
+                    ImageSpan imageSpan = new ImageSpan(NoteEditActivity.this, bitmap);
+                    String path = getPath(this,originalUri);
+                    //4.使用[local][/local]将path括起来，用于之后方便识别图片路径在note中的位置
+                    String img_fragment= "[local]" + path + "[/local]";
+                    //创建一个SpannableString对象，以便插入用ImageSpan对象封装的图像
+                    SpannableString spannableString = new SpannableString(img_fragment);
+                    spannableString.setSpan(imageSpan, 0, img_fragment.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+                    //5.将选择的图片追加到EditText中光标所在位置
+                    NoteEditText e = (NoteEditText) findViewById(R.id.note_edit_view);
+                    int index = e.getSelectionStart(); //获取光标所在位置
+                    Log.d(TAG, "Index是: " + index);
+                    Editable edit_text = e.getEditableText();
+                    edit_text.insert(index, spannableString); //将图片插入到光标所在位置
+
+                    mWorkingNote.mContent = e.getText().toString();
+                    //6.把改动提交到数据库中,两个数据库表都要改的
+                    ContentResolver contentResolver = getContentResolver();
+                    ContentValues contentValues = new ContentValues();
+                    final long id = mWorkingNote.getNoteId();
+                    contentValues.put("snippet",mWorkingNote.mContent);
+                    contentResolver.update(Uri.parse("content://micode_notes/note"), contentValues,"_id=?",new String[]{""+id});
+                    ContentValues contentValues1 = new ContentValues();
+                    contentValues1.put("content",mWorkingNote.mContent);
+                    contentResolver.update(Uri.parse("content://micode_notes/data"), contentValues1,"mime_type=? and note_id=?", new String[]{"vnd.android.cursor.item/text_note",""+id});
+
+                }else{
+                    Toast.makeText(NoteEditActivity.this, "获取图片失败", Toast.LENGTH_SHORT).show();
+                }
+                break;
+            default:
+                break;
+        }
+    }
+
 
 }