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首頁免費課 Android攻城獅的第二門課（第2季）問答

Android攻城獅的第二門課（第2季）

全部評論問答未解決精華

硬件

MenuItem item = menu.add(1, BITCH, 1, "豬隊友");
item.setTitle("實在是坑");
item.setIcon(R.mipmap.fuck);

case BITCH:
Toast.makeText(MainActivity.this, item.getText().toString()+"bitch").show();
startActivity(new Intent(MainActivity.this, SecondActivity.class));

4 6-3 動態添加菜單項

2016-04-28

硬件

onCreateOptionsMenu(Menu menu){
getInflater().inflate(R.menu.menu_main, menu);
return true;
}

public boolean onOptionsItemSelected(MenuItem item){
int id = item.getItemId();
switch(id){
case R.id.one:
break;
default:
break;
}
}

0 6-2 監聽菜單列表點擊事件

2016-04-28

硬件

manager.notify(id, notification);

manager.cancel(id);

1 5-3 發送取消通知

2016-04-28

硬件

NotificationManager manager;
int notification_ID = 007;

manager =(NotificationManager)getSystemService(Context.NOTIFICATION_MANAGER);

manager.notify(notification_ID, notification);

0 5-3 發送取消通知

2016-04-28

硬件

Intent intent = new Intent(this, MainActivity.class);
PendingIntent pendingIntent = PendingIntent.getActivity(this, 0, intent);
builder.setContentIntent(pendingIntent);

0 5-2 設置通知參數

2016-04-28

硬件

private void sendNotification(){
Builder builder = new Notification.Builder(this);
builder.setSmallIcon(R.drawable.smallIcon);
builder.setTicker("hello");
builder.setWhen(System.currentTimeMillis());
builder.setContentTitle("通知欄通知");
builder.setContentText("我來自阿爾莫多瓦星球");
}

0 5-2 設置通知參數

2016-04-28

硬件

1.獲取NotificationManager
2.顯示通知欄notify
3.取消通知欄cancel
4.構造Notification并顯示內容
5.通知欄可以設置聲音提示，指示燈以及震動效果等

0 5-1 認識Notification

2016-04-28

硬件

LayoutInflater inflater = LayoutInflater.from(this);
View view = inflater.inflate(R.layout.dialog_layout, null);
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle("");
builder.setIcon(R.drawable.icon);
builder.setView(view);

AlertDialog dialog = builder.create().show();

0 4-6 自定義對話框

2016-04-28

硬件

builder.setItems(item_list, new DialogInterface.OnClickListener(){
public void onClick(DialogInterface dialog, int which){
Toast.makeText(MainActivity.this, item_list[which]+"", 2000).show();
}
});
AlertDialog dialog = builder.create().show();//顯示對話

0 4-5 列表對話框

2016-04-28

硬件

builder.setNegativeButton("取消"， new DialogInterface.OnClickListner(){
public void onClick(DialogInterface dialog, int which){
dialog.dismiss();
}
});

1 4-4 多選對話框

2016-04-28

硬件

AlertDialog.Builder buider = new AlertDialog.Builder(this);
builder.setMultiChoiceItems(multi_list, null, new DialogInterface.OnMultiChoiceListener(){
public void onClick(dialog, int which, boolear isChecked){
if(isChecked){

}else{

}
}
});

0 4-4 多選對話框

2016-04-28

硬件

builder.setSingleChoiceItems(single_list, 0, new DialogInterface.OnClickListener(){
public void onClick(DialogInterface dialog, int which){
String s = single_list[which];
Toast.maketext(MainActivity.this,s,1000).show();
}
});

0 4-3 單選對話框

2016-04-28

硬件

private void showDialog(){
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle("確認對話框");
builder.setIcon(R.drawable.ic_launcher);
builder.setMessage("確認對話框提示內容");
builder.setPositiveButton("確定", new DialogInterface.OnClickListener(){
});
}

4 4-2 確認對話框

2016-04-28