public class WriteActivity extends Activity implements AdapterView.OnItemClickListener { private Button onput, addexpression; private EditText write; private GridView gridView; private TextView total_text_num = null; private LinearLayout ll_emotion_dashboard; private ViewPager vp_emotion_dashboard; // 發送圖片的路徑 private String image_path; private Bitmap bmp; private ArrayList<String> imagepaths; private ArrayList<HashMap<String, Object>> imageItem; private SimpleAdapter simpleAdapter; //適配器 private Tools tools; private EmotionPagerAdapter emotionPagerGvAdapter; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.write); imagepaths = new ArrayList<>(); write = (EditText) findViewById(R.id.write); total_text_num = (TextView) findViewById(R.id.total_text_num); onput = (Button) findViewById(R.id.onput); addexpression = (Button) findViewById(R.id.addexpression); ll_emotion_dashboard = (LinearLayout) findViewById(R.id.ll_emotion_dashboard); vp_emotion_dashboard = (ViewPager) findViewById(R.id.vp_emotion_dashboard); /**  * 注冊輸入框內容監聽器  */ write.addTextChangedListener(new TextWatcher() {  @Override  public void beforeTextChanged(CharSequence s, int start, int count, int after) {  }  /**  * 當輸入框的內容變化的時候執行  */  @Override  public void onTextChanged(CharSequence s, int start, int before, int count) {  boolean flag = false;  String mText = write.getText().toString();  int len = mText.length();  if (len > 140) {   total_text_num.setTextColor(Color.RED);  } else {   total_text_num.setTextColor(Color.GREEN);  }  total_text_num.setText(String.valueOf(140 - len));  }  @Override  public void afterTextChanged(Editable s) {  } }); gridView = (GridView) findViewById(R.id.images); bmp = BitmapFactory.decodeResource(getResources(), R.drawable.add); imageItem = new ArrayList<HashMap<String, Object>>(); HashMap<String, Object> map = new HashMap<String, Object>(); map.put("itemImage", bmp); imageItem.add(map); simpleAdapter = new SimpleAdapter(this,  imageItem, R.layout.griditem_addpic,  new String[]{"itemImage"}, new int[]{R.id.imageView}); simpleAdapter.setViewBinder(new SimpleAdapter.ViewBinder() {  @Override  public boolean setViewValue(View view, Object data,     String textRepresentation) {  if (view instanceof ImageView && data instanceof Bitmap) {   ImageView i = (ImageView) view;   i.setImageBitmap((Bitmap) data);   return true;  }  return false;  } }); gridView.setAdapter(simpleAdapter); /**  * 監聽GridView點擊事件  */ gridView.setOnItemClickListener(new AdapterView.OnItemClickListener() {  @Override  public void onItemClick(AdapterView<?> parent, View v, int position, long id) {  if (imageItem.size() == 10) { //第一張為默認圖片   Toast.makeText(WriteActivity.this, "圖片數9張已滿", Toast.LENGTH_SHORT).show();  } else if (position == 0) { //點擊圖片位置為+ 0對應0張圖片   //選擇圖片   Intent intent = new Intent(Intent.ACTION_PICK,    android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);   startActivityForResult(intent, 1);   //通過onResume()刷新數據  } else {   dialog(position);  }  } }); /**  * 監聽發表按鈕點擊事件  */ tools = Tools.getInstance(); onput.setOnClickListener(new View.OnClickListener() {  @Override  public void onClick(View v) {  //對文字進行處理  String mText = write.getText().toString();  int len = mText.length();  if (len == 0) {   Toast.makeText(WriteActivity.this, "內容不能為空！", Toast.LENGTH_SHORT).show();  } else if (len > 140) {   Toast.makeText(WriteActivity.this, "超出字數限制！", Toast.LENGTH_SHORT).show();  } else {   if (imagepaths.size() > 0) {   tools.postwhitTextandImages(WriteActivity.this, mText,imagepaths);   //進入微博主界面   Intent intent = new Intent(WriteActivity.this, MainActivity.class);   startActivity(intent);   WriteActivity.this.finish();   } else {   tools.postwhitText(WriteActivity.this, mText);   //進入微博主界面   Intent intent = new Intent(WriteActivity.this, MainActivity.class);   startActivity(intent);   WriteActivity.this.finish();   }  }  } }); /**  * 表情按鈕及功能  */ addexpression.setOnClickListener(new View.OnClickListener() {  @Override  public void onClick(View v) {  // 隱藏或顯示表情面板  ll_emotion_dashboard.setVisibility(   ll_emotion_dashboard.getVisibility() == View.VISIBLE ?    View.GONE : View.VISIBLE);  } }); initEmotion(); } //獲取圖片路徑 響應startActivityForResult protected void onActivityResult(int requestCode, int resultCode, Intent data) { super.onActivityResult(requestCode, resultCode, data); //打開圖片 if (resultCode == RESULT_OK && requestCode == 1) {  Uri uri = data.getData();  if (!TextUtils.isEmpty(uri.getAuthority())) {  //查詢選擇圖片  Cursor cursor = getContentResolver().query(   uri,   new String[]{MediaStore.Images.Media.DATA},   null,   null,   null);  //返回 沒找到選擇圖片  if (null == cursor) {   return;  }  //光標移動至開頭 獲取圖片路徑  cursor.moveToFirst();  image_path = cursor.getString(cursor   .getColumnIndex(MediaStore.Images.Media.DATA));  } } //end if 打開圖片 } //刷新圖片 @Override protected void onResume() { super.onResume(); if (!TextUtils.isEmpty(image_path)) {  Bitmap addbmp = BitmapFactory.decodeFile(image_path);  HashMap<String, Object> map = new HashMap<String, Object>();  map.put("itemImage", addbmp);  imageItem.add(map);  simpleAdapter = new SimpleAdapter(this,   imageItem, R.layout.griditem_addpic,   new String[]{"itemImage"}, new int[]{R.id.imageView});  simpleAdapter.setViewBinder(new SimpleAdapter.ViewBinder() {  @Override  public boolean setViewValue(View view, Object data,      String textRepresentation) {   if (view instanceof ImageView && data instanceof Bitmap) {   ImageView i = (ImageView) view;   i.setImageBitmap((Bitmap) data);   return true;   }   return false;  }  });  gridView.setAdapter(simpleAdapter);  simpleAdapter.notifyDataSetChanged();  imagepaths.add(image_path);  //刷新后釋放防止手機休眠后自動添加  image_path = null; } } /** * Dialog對話框提示用戶刪除操作 * position為刪除圖片位置 */ protected void dialog(final int position) { AlertDialog.Builder builder = new AlertDialog.Builder(WriteActivity.this); builder.setMessage("確認移除已添加圖片嗎？"); builder.setTitle("提示"); builder.setPositiveButton("確認", new DialogInterface.OnClickListener() {  @Override  public void onClick(DialogInterface dialog, int which) {  dialog.dismiss();  imageItem.remove(position);  imagepaths.remove(position - 1);  simpleAdapter.notifyDataSetChanged();  } }); builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {  @Override  public void onClick(DialogInterface dialog, int which) {  dialog.dismiss();  } }); builder.create().show(); } /** * 初始化表情面板內容 */ private void initEmotion() { // 獲取屏幕寬度 int gvWidth = DisplayUtils.getScreenWidthPixels(this); // 表情邊距 int spacing = DisplayUtils.dp2px(this, 8); // GridView中item的寬度 int itemWidth = (gvWidth - spacing * 8) / 7; int gvHeight = itemWidth * 3 + spacing * 4; List<GridView> gvs = new ArrayList<GridView>(); List<String> emotionNames = new ArrayList<String>(); // 遍歷所有的表情名字 for (String emojiName : EmotionUtils.emojiMap.keySet()) {  emotionNames.add(emojiName);  // 每20個表情作為一組,同時添加到ViewPager對應的view集合中  if (emotionNames.size() == 20) {  GridView gv = createEmotionGridView(emotionNames, gvWidth, spacing, itemWidth, gvHeight);  gvs.add(gv);  // 添加完一組表情,重新創建一個表情名字集合  emotionNames = new ArrayList<String>();  } } // 檢查最后是否有不足20個表情的剩余情況 if (emotionNames.size() > 0) {  GridView gv = createEmotionGridView(emotionNames, gvWidth, spacing, itemWidth, gvHeight);  gvs.add(gv); } // 將多個GridView添加顯示到ViewPager中 emotionPagerGvAdapter = new EmotionPagerAdapter(gvs); vp_emotion_dashboard.setAdapter(emotionPagerGvAdapter); LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(gvWidth, gvHeight); vp_emotion_dashboard.setLayoutParams(params); } /** * 創建顯示表情的GridView */ private GridView createEmotionGridView(List<String> emotionNames, int gvWidth, int padding, int itemWidth, int gvHeight) { // 創建GridView GridView gv = new GridView(this); gv.setBackgroundColor(Color.rgb(233, 233, 233)); gv.setSelector(android.R.color.transparent); gv.setNumColumns(7); gv.setPadding(padding, padding, padding, padding); gv.setHorizontalSpacing(padding); gv.setVerticalSpacing(padding); LayoutParams params = new LayoutParams(gvWidth, gvHeight); gv.setLayoutParams(params); // 給GridView設置表情圖片 EmotionGvAdapter adapter = new EmotionGvAdapter(this, emotionNames, itemWidth); gv.setAdapter(adapter); gv.setOnItemClickListener(this); return gv; } @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { Object itemAdapter = parent.getAdapter(); if (itemAdapter instanceof EmotionGvAdapter) {  // 點擊的是表情  EmotionGvAdapter emotionGvAdapter = (EmotionGvAdapter) itemAdapter;  if (position == emotionGvAdapter.getCount() - 1) {  // 如果點擊了最后一個回退按鈕,則調用刪除鍵事件  write.dispatchKeyEvent(new KeyEvent(   KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_DEL));  } else {  // 如果點擊了表情,則添加到輸入框中  String emotionName = emotionGvAdapter.getItem(position);  // 獲取當前光標位置,在指定位置上添加表情圖片文本  int curPosition = write.getSelectionStart();  StringBuilder sb = new StringBuilder(write.getText().toString());  sb.insert(curPosition, emotionName);  // 特殊文字處理,將表情等轉換一下  write.setText(StringUtils.getEmotionContent(   this, write, sb.toString()));  // 將光標設置到新增完表情的右側  write.setSelection(curPosition + emotionName.length());  } } }}

 /** * 發布一條不含圖片的微博 * * @param context * @param text */ public void postwhitText(final Context context, final String text) { if (oAuth == null) {  oAuth = oAuth.getOAuth(context); } new Thread() {  @Override  public void run() {  try {   HttpPost post = new HttpPost("https://api.weibo.com/2/statuses/update" +    ".json");   List<NameValuePair> params = new ArrayList<NameValuePair>();   params.add(new BasicNameValuePair("access_token", oAuth.getAccessToken()));   params.add(new BasicNameValuePair("status", text));   post.setEntity(new UrlEncodedFormEntity(params, HTTP.UTF_8));   HttpResponse response = httpClient.execute(post);   if (response.getStatusLine().getStatusCode() == 200) {   Looper.prepare();   Toast.makeText(context, "發表成功", Toast.LENGTH_SHORT).show();   Looper.loop();   } else {   Looper.prepare();   Toast.makeText(context, "發表失敗", Toast.LENGTH_SHORT).show();   Looper.loop();   }  } catch (UnsupportedEncodingException e) {   e.printStackTrace();  } catch (ClientProtocolException e) {   e.printStackTrace();  } catch (IOException e) {   e.printStackTrace();  }  } }.start(); } /** * 發布一條帶圖片的微博 * * @param context * @param */ public void postwhitTextandImages(final Context context, final String text, final List<String> filesPath) { new Thread() {  @Override  public void run() {  try {   //HttpClient對象   HttpClient httpClient = new DefaultHttpClient();   //采用POST的請求方式   HttpPost httpPost = new HttpPost("https://upload.api.weibo" +    ".com/2/statuses/upload.json");   //MultipartEntity對象，需要httpmime-4.1.1.jar文件。   MultipartEntity multipartEntity = new MultipartEntity();   //StringBody對象，參數   StringBody param = new StringBody(oAuth.getAccessToken());   multipartEntity.addPart("access_token", param);   StringBody param1 = new StringBody(URLEncoder.encode(text));   multipartEntity.addPart("status", param1);   //filesPath為List<String>對象，里面存放的是需要上傳的文件的地址   for (String path : filesPath) {   Log.i("------------", path);   //FileBody對象，需要上傳的文件   ContentBody file = new FileBody(new File(path));   multipartEntity.addPart("pic", file);   }   //將MultipartEntity對象賦值給HttpPost   httpPost.setEntity(multipartEntity);   HttpResponse response = null;   //執行請求，并返回結果HttpResponse   response = httpClient.execute(httpPost);   if (response.getStatusLine().getStatusCode() == 200) {   Looper.prepare();   Toast.makeText(context, "發表成功", Toast.LENGTH_SHORT).show();   Looper.loop();   } else {   Looper.prepare();   Toast.makeText(context, "發表失敗", Toast.LENGTH_SHORT).show();   Looper.loop();   }  } catch (ClientProtocolException e) {   e.printStackTrace();  } catch (IOException e) {   e.printStackTrace();  }  } }.start(); }