Add option to add tag after space input.

README.md

@@ -24,6 +24,7 @@
      android:id="@+id/edit_tag_view"
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
+     app:add_tag_after_space_input="true"
      app:tag_layout="@layout/view_sample_tag"
      app:delete_mode_bg="#FF4081"
      app:input_layout="@layout/view_sample_input_tag"/>
@@ -35,6 +36,7 @@
 * Get tag list: ```getTagList()```
 * Set input tag enable ```setEditable(true)```
 * Add a tag ```addTag(String tagContent)```
+* Enable add tag after entering space ```setShouldAddTagAfterSpace(Boolean shouldAddTagAfterSpace)```
 * ⚠ When you custom input_layout layout, please use ```MEditText``` replaced ```EditText```, in order to avoid some of the soft keyboard can not receive the delete action event
 
 ### Todo

library/src/main/java/me/originqiu/library/EditTag.java

@@ -20,10 +20,10 @@
 import android.content.Context;
 import android.content.res.TypedArray;
 import android.graphics.drawable.Drawable;
-import android.support.v7.widget.AppCompatTextView;
+import android.text.Editable;
 import android.text.TextUtils;
+import android.text.TextWatcher;
 import android.util.AttributeSet;
-import android.util.Log;
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -35,14 +35,13 @@
 
 import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.HashMap;
 import java.util.List;
 
 /**
  * Created by OriginQiu on 4/7/16.
  */
 public class EditTag extends FrameLayout
-        implements View.OnClickListener, TextView.OnEditorActionListener, View.OnKeyListener {
+        implements View.OnClickListener, TextView.OnEditorActionListener, View.OnKeyListener, TextWatcher {
 
     private FlowLayout flowLayout;
 
@@ -54,6 +53,8 @@ public class EditTag extends FrameLayout
 
     private int deleteModeBgRes;
 
+    private boolean shouldAddTagAfterSpace;
+
     private Drawable defaultTagBg;
 
     private boolean isEditableStatus = true;
@@ -103,6 +104,7 @@ public EditTag(Context context, AttributeSet attrs, int defStyleAttr) {
                 R.layout.view_default_input_tag);
         deleteModeBgRes =
                 mTypedArray.getResourceId(R.styleable.EditTag_delete_mode_bg, R.color.colorAccent);
+        shouldAddTagAfterSpace = mTypedArray.getBoolean(R.styleable.EditTag_add_tag_after_space_input, false);
         mTypedArray.recycle();
         setupView();
     }
@@ -128,6 +130,7 @@ private void addInputTagView() {
     private void setupListener() {
         editText.setOnEditorActionListener(this);
         editText.setOnKeyListener(this);
+        editText.addTextChangedListener(this);
     }
 
     @Override
@@ -166,26 +169,7 @@ public boolean onKey(View v, int keyCode, KeyEvent event) {
     public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
         boolean isHandle = false;
         if (actionId == EditorInfo.IME_ACTION_DONE) {
-            String tagContent = editText.getText().toString();
-            if (TextUtils.isEmpty(tagContent)) {
-                // do nothing, or you can tip "can'nt add empty tag"
-            } else {
-                if (tagAddCallBack == null || (tagAddCallBack != null
-                        && tagAddCallBack.onTagAdd(tagContent))) {
-                    TextView tagTextView = createTag(flowLayout, tagContent);
-                    if (defaultTagBg == null) {
-                        defaultTagBg = tagTextView.getBackground();
-                    }
-                    tagTextView.setOnClickListener(EditTag.this);
-                    flowLayout.addView(tagTextView, flowLayout.getChildCount() - 1);
-                    tagValueList.add(tagContent);
-                    // reset action status
-                    editText.getText().clear();
-                    editText.performClick();
-                    isDelAction = false;
-                    isHandle = true;
-                }
-            }
+            isHandle = handleTextToTag();
         }
         return isHandle;
     }
@@ -216,6 +200,50 @@ public void onClick(View view) {
         }
     }
 
+    @Override
+    public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+        // Do nothing
+    }
+
+    @Override
+    public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+        // Do nothing
+    }
+
+    @Override
+    public void afterTextChanged(Editable editable) {
+        String inputText = editable.toString();
+        if (shouldAddTagAfterSpace && inputText.contains(" ") && inputText.trim().length() > 0) {
+            handleTextToTag();
+        }
+    }
+
+    private boolean handleTextToTag() {
+        String tagContent = editText.getText().toString();
+        if (TextUtils.isEmpty(tagContent)) {
+            // do nothing, or you can tip "can'nt add empty tag"
+            return false;
+        } else {
+            tagContent = tagContent.trim();
+            if (tagAddCallBack == null || (tagAddCallBack != null
+                    && tagAddCallBack.onTagAdd(tagContent))) {
+                TextView tagTextView = createTag(flowLayout, tagContent);
+                if (defaultTagBg == null) {
+                    defaultTagBg = tagTextView.getBackground();
+                }
+                tagTextView.setOnClickListener(EditTag.this);
+                flowLayout.addView(tagTextView, flowLayout.getChildCount() - 1);
+                tagValueList.add(tagContent);
+                // reset action status
+                editText.getText().clear();
+                editText.performClick();
+                isDelAction = false;
+                return true;
+            }
+        }
+        return false;
+    }
+
     private void removeSelectedTag() {
         int size = tagValueList.size();
         if (size > 0 && lastSelectTagView != null) {
@@ -347,4 +375,8 @@ public void removeTag(String... tagValue) {
             }
         }
     }
+
+    public void setShouldAddTagAfterSpace(boolean shouldAddTagAfterSpace) {
+        this.shouldAddTagAfterSpace = shouldAddTagAfterSpace;
+    }
 }

library/src/main/res/values/attrs.xml

@@ -4,5 +4,6 @@
         <attr name="tag_layout" format="reference"></attr>
         <attr name="input_layout" format="reference"></attr>
         <attr name="delete_mode_bg" format="reference"></attr>
+        <attr name="add_tag_after_space_input" format="boolean"></attr>
     </declare-styleable>
 </resources>

sample/src/main/res/layout/activity_main.xml

@@ -20,6 +20,7 @@
             android:id="@+id/edit_tag_view"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
+            app:add_tag_after_space_input="true"
             app:input_layout="@layout/view_sample_input_tag"
             app:tag_layout="@layout/view_sample_tag" />