AlertDialog

• 預設樣式
• 單選樣式
• 多選樣式
• 自定義樣式

效果圖

class OnClick implements View.OnClickListener {
        @Override
        public void onClick(View v) {

            switch (v.getId()) {
                case R.id.btn_dialog1:
                    AlertDialog.Builder builder = new AlertDialog.Builder(DialogActivity.this);
                    builder.setTitle("請回答").setMessage("你覺得課程如何")
                            .setIcon(R.drawable.user)
                            .setPositiveButton("棒", new DialogInterface.OnClickListener() {
                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                            ToastUtil.showShort(DialogActivity.this, "很誠實");
                        }
                    }).setNeutralButton("還行", new DialogInterface.OnClickListener() {
                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                            ToastUtil.showShort(DialogActivity.this, "再瞅瞅");
                        }
                    }).setNegativeButton("不好", new DialogInterface.OnClickListener() {
                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                            ToastUtil.showShort(DialogActivity.this, "睜眼說瞎話");
                        }
                    }).show();
                    break;
                case R.id.btn_dialog2:

                    final String[] array = new String[]{"男", "女"};
                    AlertDialog.Builder builder1 = new AlertDialog.Builder(DialogActivity.this);
                    builder1.setTitle("選擇性別").setItems(array, new DialogInterface.OnClickListener() {
                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                            ToastUtil.showLong(DialogActivity.this, array[which]);
                        }
                    }).show();

                    break;
                case R.id.btn_dialog3:

                    final String[] array3 = new String[]{"男", "女"};
                    AlertDialog.Builder builder3 = new AlertDialog.Builder(DialogActivity.this);
                    builder3.setTitle("選擇性別").setSingleChoiceItems(array3, 0, new DialogInterface.OnClickListener() {
                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                            ToastUtil.showLong(DialogActivity.this, array3[which]);
                            dialog.dismiss();
                        }
                    }).setCancelable(false).show();
                    break;
                case R.id.btn_dialog4:

                    final String[] array4 = new String[]{"唱歌", "跳舞", "寫程式碼"};
                    boolean[] isSelected = new boolean[]{false, false, false};
                    AlertDialog.Builder builder4 = new AlertDialog.Builder(DialogActivity.this);
                    builder4.setTitle("選擇興趣").setMultiChoiceItems(array4, isSelected, new DialogInterface.OnMultiChoiceClickListener() {
                        @Override
                        public void onClick(DialogInterface dialog, int which, boolean isChecked) {
                            ToastUtil.showLong(DialogActivity.this, array4[which] + ":" + isChecked);
                        }
                    }).setPositiveButton("確定", new DialogInterface.OnClickListener() {
                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                        }
                    }).setNegativeButton("取消", new DialogInterface.OnClickListener() {
                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                        }
                    }).show();
                    break;
                case 
 
R.id.btn_dialog5:

                    AlertDialog.Builder builder5 = new AlertDialog.Builder(DialogActivity.this);
                    View view = LayoutInflater.from(DialogActivity.this).inflate(R.layout.layout_dialog, null);
                    EditText etUserName = view.findViewById(R.id.et_username
 
);
                    EditText etPassWord = view.findViewById(R.id.et_password);
                    Button button = view.findViewById(R.id.et_login);
                    button.setOnClickListener(new View.OnClickListener() {
                        @Override
                        public void onClick
 
(View v) {

                        }
                    });
                    builder5.setTitle("請先登入").setView(view).show();
                    break;
            }
        }
    }

自定義樣式layout

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent">

    <EditText
        android:id="@+id/et_username"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:hint="username"
        android:maxLines="1"/>

    <EditText
        android:id="@+id/et_password"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:hint="password"
        android:inputType="textPassword"
        android:maxLines="1"/>

    <Button
        android:id="@+id/et_login"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="login"
        android:textAllCaps="false"
        android:layout_marginTop="10dp"/>

</LinearLayout>

Progress

程式碼
activity_progress.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".ProgressActivity"
    android:orientation="vertical"
    android:gravity="center_horizontal">


    <ProgressBar
        android:id="@+id/pb1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"/>

    <ProgressBar
        android:id="@+id/pb2"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        style="@android:style/Widget.ProgressBar"/>

    <ProgressBar
        android:id="@+id/pb3"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        style="@android:style/Widget.ProgressBar.Horizontal"
        android:progress="40"
        android:max="200"
        android:secondaryProgress="80"
        />

    <ProgressBar
        android:id="@+id/pb4"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        style="@android:style/Widget.Material.ProgressBar.Horizontal"
        android:progress="40"
        android:max="200"
        android:secondaryProgress="80"
        />

    <Button
        android:id="@+id/btn"
        android:layout_width="match_parent"
        android:layout_height="40dp"
        android:text="點選"/>


    <ProgressBar
        android:id="@+id/pb5"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        style="@style/MyProgressBar"
        android:layout_marginTop="10dp"
        />
    <!--        android:indeterminateDrawable="@drawable/bg_progress"-->

    <Button
        android:id="@+id/btn_progress_dialog1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textAllCaps="false"
        android:layout_marginTop="10dp"
        android:text="ProgressDialog1"/>

    <Button
        android:id="@+id/btn_progress_dialog2"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textAllCaps="false"
        android:layout_marginTop="10dp"
        android:text="ProgressDialog2"/>
</LinearLayout>

ProgressActivity

public class ProgressActivity extends AppCompatActivity {

    private ProgressBar mPb3;
    private Button pbBtn, mBtnProgressDialog1, mBtnProgressDialog2;

    @SuppressLint("WrongViewCast")
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_progress);
        mPb3 = findViewById(R.id.pb3);
        mPb3.setProgress(90);

        mBtnProgressDialog1 = findViewById(R.id.btn_progress_dialog1);
        mBtnProgressDialog2 = findViewById(R.id.btn_progress_dialog2);

        pbBtn = findViewById(R.id.btn);
        pbBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                handler.sendEmptyMessage(0);
            }
        });
        mBtnProgressDialog1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                ProgressDialog progressDialog = new ProgressDialog(ProgressActivity.this);
                progressDialog.setTitle("提示");
                progressDialog.setMessage("正在載入");
                progressDialog.setOnCancelListener(new DialogInterface.OnCancelListener() {
                    @Override
                    public void onCancel(DialogInterface dialog) {
                        ToastUtil.showLong(ProgressActivity.this, "cancel");
                    }
                });
                progressDialog.setCancelable(false);
                progressDialog.show();
            }
        });

        mBtnProgressDialog2.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                ProgressDialog progressDialog = new ProgressDialog(ProgressActivity.this);
                progressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
                progressDialog.setTitle("提示");
                progressDialog.setMessage("正在下載...");
                progressDialog.setButton(BUTTON_POSITIVE, "棒", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {

                    }
                });
                progressDialog.show();
            }
        });
    }

    @SuppressLint("HandlerLeak")
    Handler handler = new Handler() {
        @Override
        public void handleMessage(Message msg) {
            super.handleMessage(msg);
            if (mPb3.getProgress() < 200) {
                handler.postDelayed(runnable, 500);
            }else  {
                ToastUtil.showShort(ProgressActivity.this, "載入完成");
            }
        }
    };

    Runnable runnable = new Runnable() {
        @Override
        public void run() {
            mPb3.setProgress(mPb3.getProgress() + 5);
            handler.sendEmptyMessage(0);
        }
    };
}

自定義Dialog

layout_custom_dialog.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center_horizontal"
    android:background="@drawable/bg_custom_dialog"
    >

    <TextView
        android:id="@+id/tv_title"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textSize="20sp"
        android:textColor="@color/colorBlack"
        android:text="提示"
        android:textStyle="bold"
        android:layout_marginTop="20dp"
        />

    <TextView
        android:id="@+id/tv_message"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textSize="20sp"
        android:textColor="@color/colorBlack"
        android:text="刪除?"
        android:layout_marginTop="20dp"
        android:layout_marginBottom="20dp"
        />

    <View
        android:layout_width="match_parent"
        android:layout_height="0.5dp"
        android:background="@color/colorGray"/>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="45dp"
        android:orientation="horizontal">

        <TextView
            android:id="@+id/tv_cancel"
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_weight="1"
            android:textSize="20sp"
            android:text="取消"
            android:textColor="#11c2ee"
            android:gravity="center"
            />

        <View
            android:layout_width="0.5dp"
            android:layout_height="match_parent"
            android:background="@color/colorGray"/>

        <TextView
            android:id="@+id/tv_confirm"
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_weight="1"
            android:textSize="20sp"
            android:text="確定"
            android:textColor="#000"
            android:gravity="center"
            />

    </LinearLayout>

</LinearLayout>

CustomDialogActivity

public class CustomDialogActivity extends AppCompatActivity {

    private Button mBtnDialog;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_custom_dialog);
        mBtnDialog = findViewById(R.id.btn_custom_dialog);
        mBtnDialog.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                CustomDialog customDialog = new CustomDialog(CustomDialogActivity.this, R.style.CustomDialog);
                customDialog.setTitle("提示").setMessage("確認刪除此項？").setCancel("取消",new CustomDialog.IOnCancelListener() {
                    @Override
                    public void onCancel(CustomDialog dialog) {

                    }
                }).setConfirm("確定1",new CustomDialog.IOnConfirmListener() {
                    @Override
                    public void onConfirm(CustomDialog dialog) {

                    }
                }).show();
            }
        });
    }
}

activity_dialog_activity.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".CustomDialogActivity">

    <Button
        android:id="@+id/btn_custom_dialog"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="自定義dialog"
        android:textAllCaps="false"
        />

</LinearLayout>

CustomDialog Style

    <style name="CustomDialog"
        parent="@android:style/Theme.Dialog">
        <item name="android:windowNoTitle">true</item>
        <item name="android:windowIsFloating">true</item>
        <item name="android:windowBackground">@color/colorAccent</item>
    </style>