下午公司篮球赛最后一场,超神队一分憾败。可惜,不过比赛归比赛,重要的是过程中的精彩。
通话记录向左滑动发短信,向右滑动打电话,微信电话本上有这个很便捷的操作,在项目的修改过程中,就仿造微信的交互方式,实现了ListView左右滑动,今天总结一下:
同样由于是在源码环境下编译,所以代码中的资源引用之类地方的可能和常规的稍微不同。
好了 ,shut up and show code:
通话记录清单Activity:
- package com.android.dialer.calllog;
- import java.text.SimpleDateFormat;
- import java.util.ArrayList;
- import java.util.Date;
- import java.util.List;
- import com.android.dialer.DialerApplication;
- import com.android.dialer.DialtactsActivity;
- import com.android.dialer.calllog.RecordSlideListView.*;
- import android.R;
- import android.app.Activity;
- import android.app.ProgressDialog;
- import android.content.AsyncQueryHandler;
- import android.content.ComponentName;
- import android.content.ContentResolver;
- import android.content.Intent;
- import android.database.Cursor;
- import android.database.sqlite.SQLiteDatabase;
- import android.graphics.Color;
- import android.net.Uri;
- import android.os.Bundle;
- import android.os.Handler;
- import android.provider.CallLog;
- import android.util.Log;
- import android.view.ContextMenu;
- import android.view.KeyEvent;
- import android.view.MenuInflater;
- import android.view.MenuItem;
- import android.view.View;
- import android.view.Window;
- import android.view.ContextMenu.ContextMenuInfo;
- import android.widget.AdapterView;
- import android.widget.LinearLayout;
- import android.widget.ListView;
- import android.widget.RelativeLayout;
- import android.widget.TextView;
- import android.widget.Toast;
- import android.widget.AdapterView.OnItemClickListener;
- public class Record extends Activity implements RemoveListener {
- private RecordSlideListView callLogListView;
- private AsyncQueryHandler asyncQuery;
- private RecordAdapter adapter;
- private List<RecordBean> callLogs;
- public static TextView tvTopBar;
- private TextView tvRecordEmptyHint;
- public static int inDel = 0;
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- this.requestWindowFeature(Window.FEATURE_NO_TITLE);
- super.onCreate(savedInstanceState);
- setContentView(com.android.dialer.R.layout.zj_record);
- tvTopBar = (TextView) findViewById(com.android.dialer.R.id.textViewRecord);
- tvRecordEmptyHint = (TextView) findViewById(com.android.dialer.R.id.zj_record_empty_hint);
- callLogListView = (RecordSlideListView) findViewById(com.android.dialer.R.id.call_log_list);
- callLogListView.setRemoveListener(this);
- asyncQuery = new MyAsyncQueryHandler(getContentResolver());
- init();
- }
- private void init() {
- Uri uri = android.provider.CallLog.Calls.CONTENT_URI;
- String[] projection = { CallLog.Calls.DATE, CallLog.Calls.NUMBER,
- CallLog.Calls.TYPE, CallLog.Calls.CACHED_NAME,
- CallLog.Calls._ID, CallLog.Calls.DURATION, };
- asyncQuery.startQuery(0, null, uri, projection,
- "_id in (select max(_id)from calls group by number)", null,
- CallLog.Calls.DEFAULT_SORT_ORDER);
- }
- private class MyAsyncQueryHandler extends AsyncQueryHandler {
- public MyAsyncQueryHandler(ContentResolver cr) {
- super(cr);
- }
- @Override
- protected void onQueryComplete(int token, Object cookie, Cursor cursor) {
- if (cursor != null && cursor.getCount() > 0) {
- callLogs = new ArrayList<RecordBean>();
- SimpleDateFormat sfd = new SimpleDateFormat("MM-dd HH:mm");
- Date date;
- cursor.moveToFirst();
- for (int i = 0; i < cursor.getCount(); i++) {
- cursor.moveToPosition(i);
- date = new Date(cursor.getLong(cursor
- .getColumnIndex(CallLog.Calls.DATE)));
- String number = cursor.getString(cursor
- .getColumnIndex(CallLog.Calls.NUMBER));
- int type = cursor.getInt(cursor
- .getColumnIndex(CallLog.Calls.TYPE));
- String cachedName = cursor.getString(cursor
- .getColumnIndex(CallLog.Calls.CACHED_NAME));
- int id = cursor.getInt(cursor
- .getColumnIndex(CallLog.Calls._ID));
- // String duration = cursor.getString(cursor
- // .getColumnIndex(CallLog.Calls.DURATION));
- RecordBean callLogBean = new RecordBean();
- callLogBean.setId(id);
- callLogBean.setNumber(number);
- callLogBean.setName(cachedName);
- if (null == cachedName || "".equals(cachedName)) {
- callLogBean.setName(number);
- }
- callLogBean.setType(type);
- callLogBean.setDate(sfd.format(date));
- // callLogBean.setDuration(duration);
- callLogs.add(callLogBean);
- }
- if (callLogs.size() > 0) {
- setAdapter(callLogs);
- tvRecordEmptyHint.setVisibility(View.GONE);
- } else {
- zjNoRecord();
- }
- }
- super.onQueryComplete(token, cookie, cursor);
- }
- }
- private void setAdapter(List<RecordBean> callLogs) {
- adapter = new RecordAdapter(this, callLogs);
- callLogListView.setAdapter(adapter);
- }
- private void zjNoRecord() {
- Toast.makeText(this, com.android.dialer.R.string.zjNoRecord,
- Toast.LENGTH_LONG).show();
- }
- public void zjToDialpad(View v) {
- // Intent intent = new Intent();
- // setResult(100, intent);
- Intent intent = new Intent(this,
- com.android.dialer.DialtactsActivity.class);
- startActivity(intent);
- }
- public void zjCloseRecord(View v) {
- // finish();
- }
- public void zjToContact(View v) {
- ComponentName componetName = new ComponentName(
- "com.tchip.contacts.activities",
- "com.tchip.contacts.activities.mPeopleActivity");
- try {
- Intent intent = new Intent();
- intent.setComponent(componetName);
- startActivity(intent);
- //myStartActivity(intent);
- // finish();
- } catch (Exception err) {
- Log.e("ComponentName", "" + err);
- }
- }
- public void myStartActivity(Intent intent)
- {
- final Intent toBeExecute = intent;
- final ProgressDialog progressDialog = ProgressDialog
- .show(this,
- this.getString(com.android.dialer.R.string.zj_progress_loading),
- this.getString(com.android.dialer.R.string.zj_progress_wait));
- final Handler handler = new Handler();
- final Runnable callback = new Runnable() {
- public void run() {
- progressDialog.dismiss();
- }
- };
- Thread thread = new Thread() {
- @Override
- public void run() {
- // startActivityForResult(toBeExecute,0);
- startActivity(toBeExecute);
- handler.post(callback);
- }
- };
- thread.start();
- }
- public void zjToMsg(View v) {
- ComponentName componetName = new ComponentName(
- "com.android.mms",
- "com.android.mms.ui.ConversationList");
- try {
- Intent intent = new Intent();
- intent.setComponent(componetName);
- startActivity(intent);
- //myStartActivity(intent);
- // finish();
- } catch (Exception e) {
- }
- }
- @Override
- public boolean onKeyDown(int keyCode, KeyEvent event) {
- // TODO Auto-generated method stub
- if (KeyEvent.KEYCODE_BACK == keyCode) {
- Intent intent = new Intent(Intent.ACTION_MAIN);
- intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
- intent.addCategory(Intent.CATEGORY_HOME);
- startActivity(intent);
- }
- return super.onKeyDown(keyCode, event);
- }
- @Override
- protected void onStart() {
- // TODO Auto-generated method stub
- super.onStart();
- }
- @Override
- protected void onResume() {
- // TODO Auto-generated method stub
- super.onResume();
- }
- @Override
- protected void onRestart() {
- // TODO Auto-generated method stub
- init();
- super.onRestart();
- }
- // 滑动之后的回调方法
- @Override
- public void removeItem(RemoveDirection direction, int position) {
- String sildeNum = callLogs.get(position).getNumber(); // zj:获取滑动Item的号码
- switch (direction) {
- case RIGHT:
- tvTopBar.setBackgroundColor(Color.parseColor("#454545"));
- tvTopBar.setText(com.android.dialer.R.string.call_log_activity_title);
- RecordSlideListView.itemView.setBackgroundColor(Color
- .parseColor("#ffffff"));
- Uri uri = Uri.parse("tel:" + sildeNum);
- Intent intent = new Intent(Intent.ACTION_CALL, uri);
- startActivity(intent);
- break;
- case LEFT:
- // Toast.makeText(this, "向左短信 "+ position,
- // Toast.LENGTH_SHORT).show();
- // rlRecordBack.setBackgroundColor(Color.parseColor("#1C86EE"));
- tvTopBar.setBackgroundColor(Color.parseColor("#454545"));
- tvTopBar.setText(com.android.dialer.R.string.call_log_activity_title);
- RecordSlideListView.itemView.setBackgroundColor(Color
- .parseColor("#ffffff"));
- Uri uri2 = Uri.parse("smsto:" + sildeNum);
- Intent intent2 = new Intent(Intent.ACTION_SENDTO, uri2);
- startActivity(intent2);
- break;
- default:
- break;
- }
- }
- }
自定义组件SlideListView:
- package com.android.dialer.calllog;
- import android.content.Context;
- import android.graphics.Color;
- import android.util.AttributeSet;
- import android.view.MotionEvent;
- import android.view.VelocityTracker;
- import android.view.View;
- import android.view.ViewConfiguration;
- import android.view.WindowManager;
- import android.widget.AdapterView;
- import android.widget.ListView;
- import android.widget.Scroller;
- import android.widget.TextView;
- public class RecordSlideListView extends ListView {
- private int slidePosition;
- private int downY;
- private int downX;
- private int screenWidth;
- public static View itemView;
- private Scroller scroller;
- private static final int SNAP_VELOCITY = 300;
- private VelocityTracker velocityTracker;
- private boolean isSlide = false;
- private int mTouchSlop;
- private RemoveListener mRemoveListener;
- private RemoveDirection removeDirection;
- public enum RemoveDirection {
- RIGHT, LEFT;
- }
- public RecordSlideListView(Context context) {
- this(context, null);
- }
- public RecordSlideListView(Context context, AttributeSet attrs) {
- this(context, attrs, 0);
- }
- public RecordSlideListView(Context context, AttributeSet attrs, int defStyle) {
- super(context, attrs, defStyle);
- screenWidth = ((WindowManager) context
- .getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay()
- .getWidth();
- scroller = new Scroller(context);
- mTouchSlop = ViewConfiguration.get(getContext()).getScaledTouchSlop();
- }
- public void setRemoveListener(RemoveListener removeListener) {
- this.mRemoveListener = removeListener;
- }
- @Override
- public boolean dispatchTouchEvent(MotionEvent event) {
- switch (event.getAction()) {
- case MotionEvent.ACTION_DOWN: {
- addVelocityTracker(event);
- if (!scroller.isFinished()) {
- return super.dispatchTouchEvent(event);
- }
- downX = (int) event.getX();
- downY = (int) event.getY();
- slidePosition = pointToPosition(downX, downY);
- if (slidePosition == AdapterView.INVALID_POSITION) {
- return super.dispatchTouchEvent(event);
- }
- itemView = getChildAt(slidePosition - getFirstVisiblePosition());
- break;
- }
- case MotionEvent.ACTION_MOVE: {
- if (Math.abs(getScrollVelocity()) > SNAP_VELOCITY
- || (Math.abs(event.getX() - downX) > mTouchSlop && Math
- .abs(event.getY() - downY) < mTouchSlop)) {
- isSlide = true;
- }
- break;
- }
- case MotionEvent.ACTION_UP:
- recycleVelocityTracker();
- break;
- }
- return super.dispatchTouchEvent(event);
- }
- private void scrollRight() {
- // tvTopBar =
- // (TextView)findViewById(com.android.dialer.R.id.textViewRecord);
- // tvTopBar.setBackgroundColor(Color.parseColor("#32CD32"));
- // tvTopBar.setText(com.android.dialer.R.string.zj_slide_right_to_call);
- removeDirection = RemoveDirection.RIGHT;
- final int delta = (screenWidth + itemView.getScrollX());
- scroller.startScroll(itemView.getScrollX(), 0, -delta, 0,
- Math.abs(delta));
- postInvalidate();
- }
- private void scrollLeft() {
- removeDirection = RemoveDirection.LEFT;
- final int delta = (screenWidth - itemView.getScrollX());
- scroller.startScroll(itemView.getScrollX(), 0, delta, 0,
- Math.abs(delta));
- postInvalidate();
- }
- private void scrollByDistanceX() {
- if (itemView.getScrollX() >= screenWidth / 3) {
- scrollLeft();
- } else if (itemView.getScrollX() <= -screenWidth / 3) {
- scrollRight();
- } else {
- itemView.scrollTo(0, 0);
- // zj:恢复Topbar的字和背景颜色
- itemView.setBackgroundColor(Color.parseColor("#ffffff"));
- Record.tvTopBar.setBackgroundColor(Color.parseColor("#454545"));
- Record.tvTopBar
- .setText(com.android.dialer.R.string.call_log_activity_title);
- }
- }
- @Override
- public boolean onTouchEvent(MotionEvent ev) {
- if (isSlide && slidePosition != AdapterView.INVALID_POSITION) {
- addVelocityTracker(ev);
- final int action = ev.getAction();
- int x = (int) ev.getX();
- switch (action) {
- case MotionEvent.ACTION_MOVE:
- int deltaX = downX - x;
- downX = x;
- if (deltaX > 20) { // 向左sms #D1EEEE
- itemView.setBackgroundColor(Color.parseColor("#D1EEEE"));
- Record.tvTopBar.setBackgroundColor(Color
- .parseColor("#1C86EE"));
- Record.tvTopBar
- .setText(com.android.dialer.R.string.zj_slide_left_to_sms);
- } else if (deltaX < -20) { // 向右call
- itemView.setBackgroundColor(Color.parseColor("#D1EEEE"));
- Record.tvTopBar.setBackgroundColor(Color
- .parseColor("#32CD32"));
- Record.tvTopBar
- .setText(com.android.dialer.R.string.zj_slide_right_to_call);
- }
- itemView.scrollBy(deltaX, 0);
- return true; // 拖动的时候ListView不滚动
- // break;
- case MotionEvent.ACTION_UP:
- int velocityX = getScrollVelocity();
- if (velocityX > SNAP_VELOCITY) {
- scrollRight();
- } else if (velocityX < -SNAP_VELOCITY) {
- scrollLeft();
- } else {
- scrollByDistanceX();
- }
- recycleVelocityTracker();
- isSlide = false;
- break;
- }
- return true;
- }
- return super.onTouchEvent(ev);
- }
- @Override
- public void computeScroll() {
- if (scroller.computeScrollOffset()) {
- itemView.scrollTo(scroller.getCurrX(), scroller.getCurrY());
- postInvalidate();
- if (scroller.isFinished()) {
- if (mRemoveListener == null) {
- throw new NullPointerException(
- "RemoveListener is null, we should called setRemoveListener()");
- }
- itemView.scrollTo(0, 0);
- mRemoveListener.removeItem(removeDirection, slidePosition);
- }
- }
- }
- private void addVelocityTracker(MotionEvent event) {
- if (velocityTracker == null) {
- velocityTracker = VelocityTracker.obtain();
- }
- velocityTracker.addMovement(event);
- }
- private void recycleVelocityTracker() {
- if (velocityTracker != null) {
- velocityTracker.recycle();
- velocityTracker = null;
- }
- }
- private int getScrollVelocity() {
- velocityTracker.computeCurrentVelocity(1000);
- int velocity = (int) velocityTracker.getXVelocity();
- return velocity;
- }
- public interface RemoveListener {
- public void removeItem(RemoveDirection direction, int position);
- }
- }
代码有点长,Adapter的就先不贴了。
转载请注明出处:周木水的优快云博客 http://blog.youkuaiyun.com/zhoumushui
我的GitHub:周木水的GitHub https://github.com/zhoumushui