陈玥童增加插入图片功能

Signed-off-by: robert <1811215745@qq.com>

Notesmaster/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;
 

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

@@ -22,19 +22,30 @@ 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;
 import android.content.SharedPreferences;
+import android.database.Cursor;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
 import android.graphics.Paint;
+import android.net.Uri;
+import android.os.Build;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
+import android.provider.DocumentsContract;
+import android.provider.MediaStore;
+import android.text.Editable;
 import android.text.Spannable;
 import android.text.SpannableString;
 import android.text.TextUtils;
 import android.text.format.DateUtils;
 import android.text.style.BackgroundColorSpan;
+import android.text.style.ImageSpan;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.Menu;
@@ -47,6 +58,7 @@ import android.widget.CheckBox;
 import android.widget.CompoundButton;
 import android.widget.CompoundButton.OnCheckedChangeListener;
 import android.widget.EditText;
+import android.widget.ImageButton;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;
@@ -65,6 +77,7 @@ 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;
@@ -149,7 +162,22 @@ public class NoteEditActivity extends Activity implements OnClickListener,
     private String mUserQuery;
     private Pattern mPattern;
 
+//    @Override
+//    protected void onCreate(Bundle savedInstanceState) {
+//        super.onCreate(savedInstanceState);
+//        this.setContentView(R.layout.note_edit);
+//
+//        if (savedInstanceState == null && !initActivityState(getIntent())) {
+//            finish();
+//            return;
+//        }
+//        initResources();
+//    }
+
+    private final int PHOTO_REQUEST=1;
+
     @Override
+
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         this.setContentView(R.layout.note_edit);
@@ -159,6 +187,23 @@ public class NoteEditActivity extends Activity implements OnClickListener,
             return;
         }
         initResources();
+
+        //根据id获取添加图片按钮
+        final ImageButton add_img_btn = (ImageButton) findViewById(R.id.add_img_btn);
+        //为点击图片按钮设置监听器
+        add_img_btn.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Log.d(TAG, "onClick: click add image button");
+                //ACTION_GET_CONTENT: 允许用户选择特殊种类的数据，并返回（特殊种类的数据：照一张相片或录一段音）
+                Intent loadImage = new Intent(Intent.ACTION_GET_CONTENT);
+                //Category属性用于指定当前动作（Action）被执行的环境.
+                //CATEGORY_OPENABLE; 用来指示一个ACTION_GET_CONTENT的intent
+                loadImage.addCategory(Intent.CATEGORY_OPENABLE);
+                loadImage.setType("image/*");
+                startActivityForResult(loadImage, PHOTO_REQUEST);
+            }
+        });
     }
 
     /**
@@ -293,6 +338,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
          * is not ready
          */
         showAlertHeader();
+        convertToImage();
     }
 
     private void showAlertHeader() {
@@ -312,6 +358,46 @@ public class NoteEditActivity extends Activity implements OnClickListener,
         };
     }
 
+    private void convertToImage() {
+        NoteEditText noteEditText = (NoteEditText) findViewById(R.id.note_edit_view); //获取当前的edit
+        Editable editable = noteEditText.getText();//1.获取text
+        String noteText = editable.toString(); //2.将note内容转换为字符串
+        int length = editable.length(); //内容的长度
+        //3.截取img片段 [local]+uri+[local]，提取uri
+        for(int i = 0; i < length; i++) {
+            for(int j = i; j < length; j++) {
+                String img_fragment = noteText.substring(i, j+1); //img_fragment：关于图片路径的片段
+                if(img_fragment.length() > 15 && img_fragment.endsWith("[/local]") && img_fragment.startsWith("[local]")){
+                    int limit = 7;  //[local]为7个字符
+                    //[local][/local]共15个字符，剩下的为真正的path长度
+                    int len = img_fragment.length()-15;
+                    //从[local]之后的len个字符就是path
+                    String path = img_fragment.substring(limit,limit+len);//获取到了图片路径
+                    Bitmap bitmap = null;
+                    Log.d(TAG, "图片的路径是："+path);
+                    try {
+                        bitmap = BitmapFactory.decodeFile(path);//将图片路径解码为图片格式
+                    } catch (Exception e) {
+                        e.printStackTrace();
+                    }
+                    if(bitmap!=null){  //若图片存在
+                        Log.d(TAG, "图片不为null");
+                        ImageSpan imageSpan = new ImageSpan(NoteEditActivity.this, bitmap);
+                        //4.创建一个SpannableString对象，以便插入用ImageSpan对象封装的图像
+                        String ss = "[local]" + path + "[/local]";
+                        SpannableString spannableString = new SpannableString(ss);
+                        //5.将指定的标记对象附加到文本的开始...结束范围
+                        spannableString.setSpan(imageSpan, 0, ss.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+                        Log.d(TAG, "Create spannable string success!");
+                        Editable edit_text = noteEditText.getEditableText();
+                        edit_text.delete(i,i+len+15); //6.删掉图片路径的文字
+                        edit_text.insert(i, spannableString); //7.在路径的起始位置插入图片
+                    }
+                }
+            }
+        }
+    }
+
     @Override
     protected void onNewIntent(Intent intent) {
         super.onNewIntent(intent);
@@ -780,6 +866,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
             mEditTextList.setVisibility(View.GONE);
             mNoteEditor.setVisibility(View.VISIBLE);
         }
+        convertToImage();
     }
 
     private boolean getWorkingText() {
@@ -870,4 +957,145 @@ public class NoteEditActivity extends Activity implements OnClickListener,
     private void showToast(int resId, int duration) {
         Toast.makeText(this, resId, duration).show();
     }
+
+    //获取文件的real path
+    public String getPath(final Context context, final Uri uri) {
+
+        final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;
+
+        // DocumentProvider
+        if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) {
+            // ExternalStorageProvider
+//            if (isExternalStorageDocument(uri)) {
+//                final String docId = DocumentsContract.getDocumentId(uri);
+//                final String[] split = docId.split(":");
+//                final String type = split[0];
+//
+//                if ("primary".equalsIgnoreCase(type)) {
+//                    return Environment.getExternalStorageDirectory() + "/" + split[1];
+//                }
+//            }
+//            // DownloadsProvider
+//            else if (isDownloadsDocument(uri)) {
+//                final String id = DocumentsContract.getDocumentId(uri);
+//                final Uri contentUri = ContentUris.withAppendedId(Uri.parse("content://downloads/public_downloads"), Long.valueOf(id));
+//                return getDataColumn(context, contentUri, null, null);
+//            }
+            // MediaProvider
+//            else
+            if (isMediaDocument(uri)) {
+                final String docId = DocumentsContract.getDocumentId(uri);
+                final String[] split = docId.split(":");
+                final String type = split[0];
+
+                Uri contentUri = null;
+                if ("image".equals(type)) {
+                    contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
+                }
+
+                final String selection = "_id=?";
+                final String[] selectionArgs = new String[]{split[1]};
+
+                return getDataColumn(context, contentUri, selection, selectionArgs);
+            }
+        }
+        // Media
+        else if ("content".equalsIgnoreCase(uri.getScheme())) {
+            return getDataColumn(context, uri, null, null);
+        }
+        // File
+        else if ("file".equalsIgnoreCase(uri.getScheme())) {
+            return uri.getPath();
+        }
+        return null;
+    }
+
+
+    //获取数据列_获取此 Uri 的数据列的值。这对MediaStore Uris 和其他基于文件的 ContentProvider。
+    public String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) {
+
+        Cursor cursor = null;
+        final String column = "_data";
+        final String[] projection = {column};
+
+        try {
+            cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null);
+            if (cursor != null && cursor.moveToFirst()) {
+                final int column_index = cursor.getColumnIndexOrThrow(column);
+                return cursor.getString(column_index);
+            }
+        } finally {
+            if (cursor != null)
+                cursor.close();
+        }
+        return null;
+    }
+
+
+    //是否为外部存储文件
+//    public boolean isExternalStorageDocument(Uri uri) {
+//        return "com.android.externalstorage.documents".equals(uri.getAuthority());
+//    }
+//
+//    //是否为下载文件
+//    public boolean isDownloadsDocument(Uri uri) {
+//        return "com.android.providers.downloads.documents".equals(uri.getAuthority());
+//    }
+
+    //是否为媒体文件
+    public boolean isMediaDocument(Uri uri) {
+        return "com.android.providers.media.documents".equals(uri.getAuthority());
+    }
+
+    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;
+        }
+    }
+    //
 }

Notesmaster/app/src/main/java/net/micode/notes/ui/NotesListActivity.java

@@ -143,8 +143,8 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
         super.onCreate(savedInstanceState);
         setContentView(R.layout.note_list);
 
-        getWindow().setBackgroundDrawableResource(R.drawable.kitty);
         getWindow().setBackgroundDrawableResource(R.drawable.bluedot);
+        getWindow().setBackgroundDrawableResource(R.drawable.kitty);
         getWindow().setBackgroundDrawableResource(R.drawable.cute);
 
         initResources();
@@ -785,11 +785,12 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
         }
 
         if(mode==-1)
-            menu.findItem(R.id.menu_kitty).setVisible(false);
-        else if (mode==0)
             menu.findItem(R.id.menu_bluedot).setVisible(false);
-        else if (mode==1)
+        else if (mode==0)
             menu.findItem(R.id.menu_cute).setVisible(false);
+        else if (mode==1)
+            menu.findItem(R.id.menu_kitty).setVisible(false);
+
 
         return true;
     }
@@ -797,19 +798,19 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         switch (item.getItemId()) {
-            case R.id.menu_bluedot:{
+            case R.id.menu_cute:{
                 mode=-1;
-                getWindow().setBackgroundDrawableResource(R.drawable.bluedot);
+                getWindow().setBackgroundDrawableResource(R.drawable.cute);
                 break;
             }
-            case R.id.menu_cute:{
+            case R.id.menu_kitty:{
                 mode=0;
-                getWindow().setBackgroundDrawableResource(R.drawable.cute);
+                getWindow().setBackgroundDrawableResource(R.drawable.kitty);
                 break;
             }
-            case R.id.menu_kitty:{
+            case R.id.menu_bluedot:{
                 mode=-1;
-                getWindow().setBackgroundDrawableResource(R.drawable.kitty);
+                getWindow().setBackgroundDrawableResource(R.drawable.bluedot);
             }
 
             case R.id.menu_new_folder: {

Notesmaster/app/src/main/res/layout/note_edit.xml

@@ -116,6 +116,15 @@
         </LinearLayout>
     </LinearLayout>
 
+    <ImageButton
+        android:id="@+id/add_img_btn"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginLeft="7dp"
+        android:layout_marginTop="600dp"
+        android:layout_marginBottom="7dp"
+        android:src="@android:drawable/ic_menu_gallery" />
+
     <ImageView
         android:id="@+id/btn_set_bg_color"
         android:layout_height="43dip"

Notesmaster/app/src/main/res/menu/note_list.xml

@@ -37,14 +37,15 @@
         android:id="@+id/menu_search"
         android:title="@string/menu_search"/>
 
-    <item
-        android:id="@+id/menu_kitty"
-        android:title="@string/menu_kitty"/>
 
     <item
         android:id="@+id/menu_bluedot"
         android:title="@string/menu_bluedot"/>
 
+    <item
+        android:id="@+id/menu_kitty"
+        android:title="@string/menu_kitty"/>
+
     <item
         android:id="@+id/menu_cute"
         android:title="@string/menu_cute"/>

Notesmaster/app/src/main/res/values/strings.xml

@@ -40,10 +40,9 @@
     <string name="file_name_txt_format">notes_%s.txt</string>
     <!-- notes list string -->
 
-    <string name="menu_kitty">Background: kitty</string>
     <string name="menu_bluedot">Background: bluedot</string>
     <string name="menu_cute">Background: cute</string>
-
+    <string name="menu_kitty">Background: kitty</string>
 
 
     <string name="format_folder_files_count">(%d)</string>