//软键盘的搜索按钮 
        et_searchinput.setOnEditorActionListener(new TextView.OnEditorActionListener() { 
            @Override 
            public boolean onEditorAction(TextView textView, int i, KeyEvent keyEvent) { 
                if (i == EditorInfo.IME_ACTION_SEARCH || i == EditorInfo.IME_ACTION_UNSPECIFIED) { 
                    _initFirstRequest(); 
                    getData(); 
                } 
                return false; 
            } 
        });

<tk.lingdang.com.myapplication.ui.ClearEditText 
                android:id="@+id/et_searchinput" 
                android:drawableLeft="@drawable/i_search_ipt_16_16" 
                android:hint="请输入要搜索的商品名称" 
                android:paddingLeft="15dp" 
                android:layout_marginLeft="5dp" 
                android:textSize="16sp" 
                android:imeOptions="actionSearch" 
                android:maxLines="1" 
                android:singleLine="true" 
                android:layout_weight="1" 
                android:textColorHint="@color/searchInputHintColor" 
                android:drawablePadding="10dp" 
                android:background="@drawable/searcheditsharp" 
                android:layout_width="0dp" 
                android:layout_height="35dp" />