Android 笔记 5

目录

这几天写的一些布局，全都混在一起了，懒得整理

package com.example.linj.fragmentapplication.activity;

import android.app.AlertDialog;
import android.app.DatePickerDialog;
import android.app.Dialog;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.app.TimePickerDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.graphics.drawable.Drawable;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.text.Html;
import android.text.Spanned;
import android.view.Gravity;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.PopupWindow;
import android.widget.RemoteViews;
import android.widget.TextView;
import android.widget.TimePicker;
import android.widget.Toast;

import com.example.linj.fragmentapplication.R;
import com.example.linj.fragmentapplication.fragment.AnotherRightFragment;

import java.text.SimpleDateFormat;
import java.util.Calendar;

public class MainActivity extends AppCompatActivity implements View.OnClickListener {

private Button button;
private Button mButtonToast;
private Button mButtonMyToast;
private Button mButtonDialog;
private String[] mData = {"9", "1", "2", "3", "5", "6", "1", "2", "3", "5", "6"};
private String[] mSex = {"男", "女"};
private String sex = "";
private boolean[] mIsChecked = new boolean[mData.length];
private StringBuffer num;
private Button mButtonMyDialog;
private Dialog myDialog;
private Button mButtonTime;
private Calendar calendar;
private Button mButtonHour;
private Button mButtonPopupWindow;
private PopupWindow popupWindow;
private Button mButtonNotification;
private Button mButtonCancel;
private NotificationManager notificationManager;
private Button mButtonRemote;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mButtonToast = (Button) findViewById(R.id.button_toast);
mButtonToast.setOnClickListener(this);
button = (Button) findViewById(R.id.button_left_fragment);
button.setOnClickListener(this);
mButtonMyToast = (Button) findViewById(R.id.button_my_toast);
mButtonMyToast.setOnClickListener(this);
mButtonDialog = (Button) findViewById(R.id.button_dialog);
mButtonDialog.setOnClickListener(this);
mButtonMyDialog = (Button) findViewById(R.id.button_my_dialog);
mButtonMyDialog.setOnClickListener(this);
mButtonTime = (Button) findViewById(R.id.button_time);
mButtonTime.setOnClickListener(this);
mButtonHour = (Button) findViewById(R.id.button_hour);
mButtonHour.setOnClickListener(this);
mButtonPopupWindow = (Button) findViewById(R.id.button_popup);
mButtonPopupWindow.setOnClickListener(this);
mButtonNotification = (Button) findViewById(R.id.button_notification);
mButtonNotification.setOnClickListener(this);
mButtonCancel = (Button) findViewById(R.id.button_notification_cancel);
mButtonCancel.setOnClickListener(this);
notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
mButtonRemote = (Button) findViewById(R.id.button_notification_remote);
mButtonRemote.setOnClickListener(this);
}

@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.button_notification_remote:
RemoteViews views = new RemoteViews(getPackageName(),R.layout.remote_view_notification);
Intent intent3 = new Intent(getApplicationContext(), MainActivity.class);
PendingIntent pendingIntent3 = PendingIntent.getActivity(getApplicationContext(),1,intent3,PendingIntent.FLAG_ONE_SHOT);
Notification notification3 = new Notification.Builder(MainActivity.this).setSmallIcon(R.mipmap.ic_launcher)
.setAutoCancel(true).setContentIntent(pendingIntent3).setContent(views).build();
notificationManager.notify(2, notification3);
break;
case R.id.button_notification:
Notification notification = new Notification();
notification.icon = R.mipmap.ic_launcher;
notification.tickerText = "你是一个通知，通知下一个活动";
//                notification.defaults = Notification.DEFAULT_ALL;//使用震动得添加权限。。。。。
notification.flags = Notification.FLAG_AUTO_CANCEL;
notification.when = System.currentTimeMillis();
Intent intent = new Intent(getApplicationContext(), MainActivity.class);
PendingIntent pendingIntent = PendingIntent.getActivity(getApplicationContext(),1,intent,PendingIntent.FLAG_ONE_SHOT);
notification.setLatestEventInfo(getApplicationContext(),"通知标题", "通知内容",pendingIntent);
notificationManager.notify(1, notification);
break;
case R.id.button_notification_cancel:
Intent intent1 = new Intent(getApplicationContext(), MainActivity.class);
PendingIntent pendingIntent1 = PendingIntent.getActivity(getApplicationContext(),1,intent1,PendingIntent.FLAG_ONE_SHOT);
Notification notification1 = new Notification.Builder(MainActivity.this).setSmallIcon(R.mipmap.ic_launcher)
.setTicker("你是一个通知").setContentTitle("通知标题").setContentText("你的手机欠费了").setWhen(System.currentTimeMillis())
.setContentInfo("信息？").setAutoCancel(true).setContentIntent(pendingIntent1).build();
notificationManager.notify(2, notification1);
break;
case R.id.button_popup:
popupWindow = new PopupWindow(MainActivity.this);
View popView = getLayoutInflater().inflate(R.layout.my_popup, null);
popupWindow.setWidth(ViewGroup.LayoutParams.MATCH_PARENT);
popupWindow.setHeight(ViewGroup.LayoutParams.WRAP_CONTENT);
popupWindow.setContentView(popView);
popupWindow.setOutsideTouchable(true);
popupWindow.showAsDropDown(mButtonMyDialog);
break;
case R.id.button_hour:
calendar = Calendar.getInstance();
TimePickerDialog timePickerDialog = new TimePickerDialog(MainActivity.this, new TimePickerDialog.OnTimeSetListener() {
@Override
public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
//                        calendar.set(hourOfDay,minute);
calendar.set(Calendar.HOUR, hourOfDay);
calendar.set(Calendar.MINUTE, minute);
SimpleDateFormat format = new SimpleDateFormat("yyyy年MM月dd日HH:mm");
Toast.makeText(getApplicationContext(), format.format(calendar.getTime()), Toast.LENGTH_SHORT).show();
}
}, calendar.get(calendar.HOUR), calendar.get(calendar.MINUTE), true);
timePickerDialog.show();
break;
case R.id.button_time:
calendar = Calendar.getInstance();
DatePickerDialog datePickerDialog = new DatePickerDialog(MainActivity.this, new DatePickerDialog.OnDateSetListener() {
@Override
public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) {
calendar.set(year, monthOfYear, dayOfMonth);
SimpleDateFormat format = new SimpleDateFormat("yyyy年MM月dd日");
Toast.makeText(getApplicationContext(), format.format(calendar.getTime()), Toast.LENGTH_SHORT).show();
}
}, calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH), calendar.get(Calendar.DAY_OF_YEAR));
datePickerDialog.show();
break;
case R.id.button_my_dialog:
myDialog = new Dialog(this, R.style.NoDialogTitle);
LayoutInflater inflater = getLayoutInflater();
View dialogView = inflater.inflate(R.layout.my_dialog_layout, null);
TextView textViewTitle = (TextView) dialogView.findViewById(R.id.dialog_title);
TextView textViewMessage = (TextView) dialogView.findViewById(R.id.dialog_message);
Button buttonCancel = (Button) dialogView.findViewById(R.id.button_cancel);
Button buttonOk = (Button) dialogView.findViewById(R.id.button_ok);
textViewTitle.setText("new title");
textViewMessage.setText("new content");
buttonCancel.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
myDialog.dismiss();
Toast.makeText(getApplicationContext(), "cancel", Toast.LENGTH_SHORT).show();
}
});
buttonOk.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
myDialog.dismiss();
Toast.makeText(getApplicationContext(), "ok", Toast.LENGTH_SHORT).show();
}
});
myDialog.setCancelable(false);
//                myDialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
myDialog.setContentView(dialogView);
myDialog.show();
break;
case R.id.button_dialog:
AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);
builder.setIcon(R.mipmap.ic_launcher).setTitle("选择").setCancelable(false);
//                builder.setMessage("被迫下线");
builder.setMultiChoiceItems(mData, mIsChecked, new DialogInterface.OnMultiChoiceClickListener() {
@Override
public void onClick(DialogInterface dialog, int which, boolean isChecked) {
mIsChecked[which] = isChecked;
}
});
//                builder.setSingleChoiceItems(mSex, 2, new DialogInterface.OnClickListener() {
//                    @Override
//                    public void onClick(DialogInterface dialog, int which) {
//                        sex = mSex[which];
//                        Toast.makeText(getApplicationContext(), "性别"+sex, Toast.LENGTH_SHORT).show();
//                    }
//                });
//                builder.setItems(mData, new DialogInterface.OnClickListener() {
//                    @Override
//                    public void onClick(DialogInterface dialog, int which) {
//                        Toast.makeText(getApplicationContext(), "忽略第"+(which+1)+"个数据", Toast.LENGTH_SHORT).show();
//                    }
//                });
builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(getApplicationContext(), "忽略", Toast.LENGTH_SHORT).show();
}
}).setPositiveButton("确定", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
num = new StringBuffer();
for (int i = 0; i < mIsChecked.length; i++) {
if (mIsChecked[i]) {
num.append(mData[i]);
}
}
if (num.length() == 0) {
} else {
mButtonDialog.setText(num);
}
//                        if (sex.equals("")){
//                        } else {
//                            mButtonDialog.setText(sex);
//                            Toast.makeText(getApplicationContext(), "修改成功", Toast.LENGTH_SHORT).show();
//                        }
}
});
//                AlertDialog dialog = builder.create();
//                dialog.show();
builder.show();
break;
case R.id.button_my_toast:
Toast toast1 = new Toast(getApplicationContext());
LayoutInflater layoutInflater = getLayoutInflater();
View view = layoutInflater.inflate(R.layout.my_toast_layout, null);
TextView textView = (TextView) view.findViewById(R.id.text_view_toast);
textView.setText("我是toast的标题");
toast1.setView(view);
toast1.setDuration(Toast.LENGTH_SHORT);
toast1.show();
break;
case R.id.button_toast:
Toast toast2 = Toast.makeText(getApplicationContext(), "abc", Toast.LENGTH_SHORT);
Spanned spanned = Html.fromHtml("<img src=''/>我是一个<font color>Toast</font>", new Html.ImageGetter() {
@Override
public Drawable getDrawable(String source) {
Drawable drawable = getResources().getDrawable(R.mipmap.ic_launcher);
drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());
return drawable;
}
}, null);
toast2.setText(spanned);
toast2.setGravity(Gravity.LEFT | Gravity.CENTER_VERTICAL, 0, 0);
toast2.show();
break;
case R.id.button_left_fragment:
AnotherRightFragment fragment = new AnotherRightFragment();
FragmentManager fragmentManager = getFragmentManager();
FragmentTransaction transaction = fragmentManager.beginTransaction();
transaction.replace(R.id.right_layout, fragment);
transaction.addToBackStack(null);
transaction.commit();
break;
default:
break;
}
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_main, menu);
return true;
}

@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();

//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}

return super.onOptionsItemSelected(item);
}

@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
if (popupWindow != null && popupWindow.isShowing()) {
popupWindow.dismiss();
return true;
}
}
return super.onKeyDown(keyCode, event);

}
}

总结