public class ChatInputWidget extends LinearLayout implements OnClickListener {
private final String TAG = getClass().getSimpleName();
private ViewPager mEmojiPager;
private GifEditText mEditText;
private ImageView mEmojiImageView;
private Button mSendButton;
private View pagerView;
private CircleIndicator circleIndicator;
private Handler handler = new Handler();
private List<Emoji> mEmojiList;
private static final String FILE_NAME = "emoji.txt";
private static final String GIFT_RES_FILE_PATH = "emoji";
private static final String ASSETS_FILE_NAME = GIFT_RES_FILE_PATH + "/" + FILE_NAME;
private final int pagerNum = 10;
protected Context mContext;
// protected InputMethodManager inputManager;
private ChatInputMenuListener mListener;
private int mToUserId;
private int mToVipLevel;
private String toUserName;
public String getToUserName() {
return toUserName;
}
public void setToUserName(String toUserName) {
this.toUserName = toUserName;
}
public void setToVipLevel(int toVipLevel) {
this.mToVipLevel = toVipLevel;
}
public ChatInputWidget(Context context) {
super(context);
if (context instanceof Activity) {
((Activity) context).getLayoutInflater().inflate(R.layout.widget_chat_input, this);
} else {
inflate(context, R.layout.widget_chat_input, this);
}
initView(context);
}
public ChatInputWidget(Context context, AttributeSet attrs) {
super(context, attrs);
if (context instanceof Activity) {
((Activity) context).getLayoutInflater().inflate(R.layout.widget_chat_input, this);
} else {
inflate(context, R.layout.widget_chat_input, this);
}
initView(context);
}
private void initView(Context context) {
this.mContext = context;
// inputManager = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
mEditText = (GifEditText) findViewById(R.id.chat_et_message);
mEmojiPager = (ViewPager) findViewById(R.id.chat_vp_face_pager);
mEmojiImageView = (ImageView) findViewById(R.id.chat_iv_face);
mSendButton = (Button) findViewById(R.id.chat_bt_send);
pagerView = findViewById(R.id.rl_chat_pager);
circleIndicator = (CircleIndicator) findViewById(R.id.indicator_chat_emoji);
}
public void init() {
mSendButton.setOnClickListener(this);
mEmojiImageView.setOnClickListener(this);
mEditText.setOnClickListener(this);
mEditText.setOnFocusChangeListener(new OnFocusChangeListener() {
@Override
public void onFocusChange(View v, boolean hasFocus) {
if (hasFocus) {
hideEmojicon();
}
}
});
mEmojiList = getExpressionRes();
List<View> views = new ArrayList<>();
int pagerSize;
if (mEmojiList.size() % pagerNum == 0) {
pagerSize = mEmojiList.size() / pagerNum;
} else {
pagerSize = mEmojiList.size() / pagerNum + 1;
}
// LogUtil.w(TAG, "pagerSize === " + pagerSize);
for (int i = 0; i < pagerSize; i++) {
if (i == pagerSize - 1) {
views.add(getGridChildView(mEmojiList.subList(i * pagerNum, mEmojiList.size())));
} else {
views.add(getGridChildView(mEmojiList.subList(i * pagerNum, (i + 1) * pagerNum)));
}
}
mEmojiPager.setAdapter(new EmojiPagerAdapter(views));
circleIndicator.setViewPager(mEmojiPager);
}
/**
* 显示或隐藏表情页
*/
private void toggleEmojicon() {
if (pagerView.getVisibility() == View.GONE) {
hideKeyboard();
handler.postDelayed(new Runnable() {
public void run() {
showEmojicon();
}
}, 100);
} else {
hideEmojicon();
handler.postDelayed(new Runnable() {
public void run() {
showKeyboard();
}
}, 100);
}
}
/**
* 隐藏表情页
*/
public void hideEmojicon() {
pagerView.setVisibility(View.GONE);
mEmojiImageView.setSelected(false);
}
private void showEmojicon() {
pagerView.setVisibility(View.VISIBLE);
mEmojiImageView.setSelected(true);
}
/**
* 隐藏表情按钮
*/
public void hideEmojiButton() {
mEmojiImageView.setVisibility(View.GONE);
}
public void setHint(String hint) {
mEditText.setHint(hint);
}
public void setHint(int resid) {
mEditText.setHint(resid);
}
public String getText() {
return mEditText.getText().toString();
}
public void setText(String text) {
mEditText.setText(text);
if (text != null) { //光标移到最后
mEditText.setSelection(text.length());
}
}
public void setText(int resid) {
mEditText.setText(resid);
}
public void setFocus() {
mEditText.setFocusable(true);
mEditText.setFocusableInTouchMode(true);
mEditText.requestFocus();
mEditText.requestFocusFromTouch();
mEditText.postDelayed(new Runnable() {
@Override
public void run() {
AppUtil.showInputMethod(mEditText);
}
}, 50);
}
public View getEditText() {
return mEditText;
}
/**
* 隐藏软键盘
*/
public void hideKeyboard() {
AppUtil.hideInputMethod(mEditText);
}
public void showKeyboard() {
AppUtil.showInputMethod(mEditText);
}
/**
* 系统返回键被按时调用此方法
*
* @return 返回false表示返回键时扩展菜单栏时打开状态，true则表示按返回键时扩展栏是关闭状态<br/>
* 如果返回时打开状态状态，会先关闭扩展栏再返回值
*/
public boolean onBackPressed() {
if (pagerView.getVisibility() == View.VISIBLE) { //隐藏表情
hideEmojicon();
return false;
} else {
return true;
}
}
private void sendMessage() {
//通过回调通知发送消息
if (mListener != null) {
String message = StrUtil.escapeForXML(mEditText.getText().toString());
if (mListener.onSendMessage(message, mToUserId, mToVipLevel, toUserName)) {
//清空内容
mEditText.setText(null);
}
}
}
public void setToUserId(int userId) {
mToUserId = userId;
}
public int getToUserId() {
return mToUserId;
}
/**
* 清除输入框内容
*/
public void clearText() {
mEditText.setText(null);
}
public void setChatInputMenuListener(ChatInputMenuListener listener) {
this.mListener = listener;
}
private void insertEmoji(String name) {
final int pos = mEditText.getSelectionStart();
final String faceString = "[$" + name + "$]";
final Editable text = (Editable) mEditText.getText();
text.insert(pos, faceString);
final GifDrawable drawable = EmojiHelper.getInstance().getGifDrawable(name);
if (drawable != null) {
final ImageSpan gifSpan = new GifImageSpan(drawable);
text.setSpan(gifSpan, pos, pos + faceString.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
}
}
private List<Emoji> getExpressionRes() {
List<Emoji> reslist = new ArrayList<>();
String emojiJson = FileUtil.readAssetsByName(mContext, ASSETS_FILE_NAME);
try {
reslist = parseGiftList(new JSONObject(emojiJson));
} catch (Exception e) {
LogUtil.e(TAG, "read local gift error:" + e.toString());
}
return reslist;
}
private List<Emoji> parseGiftList(JSONObject json) throws Exception {
List<Emoji> giftList = new ArrayList<>();
JSONArray jsonArray = json.getJSONArray("emoji");
if (jsonArray != null) {
for (int i = 0; i < jsonArray.length(); i++) {
giftList.add(parseGift(jsonArray.getJSONObject(i)));
}
}
return giftList;
}
private Emoji parseGift(JSONObject json) throws Exception {
Emoji emoji = new Emoji();
emoji.setId(json.getString("id"));
emoji.setName(json.getString("name"));
return emoji;
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.chat_iv_face:
toggleEmojicon();
break;
case R.id.chat_et_message:
hideEmojicon();
break;
case R.id.chat_bt_send:
sendMessage();
break;
}
}
/**
* 获取表情的gridview的子view
*
* @param
* @return
*/
private View getGridChildView(List<Emoji> list) {
final EmojiGridAdapter expressionAdapter = new EmojiGridAdapter(mContext, list);
GridView gridView = (GridView) LayoutInflater.from(mContext).inflate(R.layout.layout_emoji_grid, null);
gridView.setAdapter(expressionAdapter);
gridView.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
try {
// 文字输入框可见时，才可输入表情
if (mEditText.getVisibility() == View.VISIBLE) {
insertEmoji(expressionAdapter.getItem(position).getId());
}
} catch (Exception e) {
}
}
});
return gridView;
}
public class EmojiPagerAdapter extends PagerAdapter {
private List<View> views;
public EmojiPagerAdapter(List<View> views) {
this.views = views;
}
@Override
public int getCount() {
return views.size();
}
@Override
public boolean isViewFromObject(View view, Object object) {
return view == object;
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
((ViewPager) container).addView(views.get(position));
return views.get(position);
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
((ViewPager) container).removeView(views.get(position));
}
}
private class EmojiGridAdapter extends QuickAdapter<Emoji> {
public EmojiGridAdapter(Context context, List<Emoji> objects) {
super(context, R.layout.item_emoji, objects);
}
@Override
protected void convert(BaseAdapterHelper helper, Emoji item) {
helper.setText(R.id.emoji_tv_expression, item.getName());
helper.setImageDrawable(R.id.emoji_iv_expression, EmojiHelper.getInstance().getPngDrawable(item.getId()));
}
}
public int getChatInputLength() {
if (null != mEditText) {
return mEditText.getChatInputLength();
} else {
return 0;
}
}
public interface ChatInputMenuListener {
/**
* 发送消息按钮点击
*
* @param content 文本内容
* @param toUserId
*/
boolean onSendMessage(String content, int toUserId, int toVipLevel, String toUserName);
}
}
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:skin="http://schemas.android.com/android/skin"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@drawable/skin_label_gray_bg"
android:orientation="vertical"
skin:enable="true">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="5dp"
android:gravity="center_vertical|right"
android:orientation="horizontal">
<LinearLayout
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1.00"
android:background="@drawable/skin_label_white_bg"
android:gravity="center_vertical"
android:orientation="horizontal"
android:paddingBottom="8dp"
android:paddingRight="5dp"
android:paddingTop="8dp"
skin:enable="true">
<LinearLayout
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1.00"
android:gravity="center_vertical|right"
android:orientation="horizontal">
<!-- <LinearLayout
android:id="@+id/chat_ll_to"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="horizontal" >
<TextView
android:id="@+id/chat_tv_to"
android:layout_width="60dp"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_marginLeft="5dp"
android:drawablePadding="5dp"
android:drawableRight="@drawable/small_up_arrow"
android:ellipsize="end"
android:gravity="right"
android:singleLine="true"
android:text="@string/chat_text_toall"
android:textColor="@color/common_blue"
android:textSize="14sp" />
<View
android:layout_width="1px"
android:layout_height="match_parent"
android:layout_marginLeft="5dp"
android:background="@color/line_view_item" />
</LinearLayout> -->
<com.gift.view.GifEditText
android:id="@+id/chat_et_message"
style="?android:attr/editTextStyle"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginLeft="5dp"
android:background="@null"
android:focusable="true"
android:focusableInTouchMode="true"
android:gravity="center_vertical"
android:hint="@string/chat_hint_message"
android:imeOptions="actionNone"
android:inputType="textMultiLine"
android:maxHeight="100dp"
android:maxLength="200"
android:textColor="@color/text_content"
android:textColorHint="@color/text_prompt_input"
android:textSize="14sp"/>
</LinearLayout>
<ImageView
android:id="@+id/chat_iv_face"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_marginLeft="5dp"
android:src="@drawable/button_selector_chat_face"/>
</LinearLayout>
<Button
android:id="@+id/chat_bt_send"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_marginLeft="5dp"
android:background="@drawable/skin_button_bg_white"
android:paddingLeft="15dp"
android:paddingRight="15dp"
android:text="@string/chat_text_send"
android:textColor="@color/button_text_color"
android:textSize="14sp"
skin:enable="true"/>
</LinearLayout>
<RelativeLayout
android:id="@+id/rl_chat_pager"
android:layout_width="match_parent"
android:layout_height="270dp"
android:background="@color/white"
android:paddingBottom="27dp"
android:visibility="gone"
>
<android.support.v4.view.ViewPager
android:id="@+id/chat_vp_face_pager"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:persistentDrawingCache="animation"
/>
<com.gift.view.infiniteview.CircleIndicator
android:id="@+id/indicator_chat_emoji"
android:layout_width="match_parent"
android:layout_height="6dp"
android:layout_alignParentBottom="true"
app:ci_background="@color/banner_indicator_selected"
app:ci_gravity="center"
app:ci_margin="5dp"
app:ci_mode="solo"
app:ci_radius="3dp"
app:ci_selected_background="@color/text_orange"
/>
</RelativeLayout>
</LinearLayout>