Android 通用性dialog

package leadtech.xufeng.android.timan.dialog;

import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup.LayoutParams;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.TextView;

import leadtech.xufeng.android.timan.R;


public class CommonDialog extends Dialog {

    public CommonDialog(Context context) {
        super(context);
    }

    public CommonDialog(Context context, int theme) {
        super(context, theme);
    }

    public static class Builder {
        private Context context;
        private String title;
        private String message;
        private String positiveButtonText;
        private String negativeButtonText;
        private View contentView;
        private int messagePs = Gravity.CENTER | Gravity.LEFT;
        private DialogInterface.OnClickListener positiveButtonClickListener;
        private DialogInterface.OnClickListener negativeButtonClickListener;

        public Builder(Context context) {
            this.context = context;
        }

        public Builder setMessage(String message) {
            this.message = message;
            return this;
        }

        /**
         * Set the Dialog message from resource
         *
         * @param title
         * @return
         */
        public Builder setMessage(int message) {
            this.message = (String) context.getText(message);
            return this;
        }

        /**
         * Set the Dialog title from resource
         *
         * @param title
         * @return
         */
        public Builder setTitle(int title) {
            this.title = (String) context.getText(title);
            return this;
        }

        /**
         * Set the Dialog title from String
         *
         * @param title
         * @return
         */

        public Builder setTitle(String title) {
            this.title = title;
            return this;
        }

        public Builder setContentView(View v) {
            this.contentView = v;
            return this;
        }

        public Builder setMessagePostion(int messagePs) {
            this.messagePs = messagePs;
            return this;
        }

        /**
         * Set the positive button resource and it's listener
         *
         * @param positiveButtonText
         * @return
         */
        public Builder setPositiveButton(int positiveButtonText,
                                         DialogInterface.OnClickListener listener) {
            this.positiveButtonText = (String) context
                    .getText(positiveButtonText);
            this.positiveButtonClickListener = listener;
            return this;
        }

        public Builder setPositiveButton(String positiveButtonText,
                                         DialogInterface.OnClickListener listener) {
            this.positiveButtonText = positiveButtonText;
            this.positiveButtonClickListener = listener;
            return this;
        }

        public Builder setNegativeButton(int negativeButtonText,
                                         DialogInterface.OnClickListener listener) {
            this.negativeButtonText = (String) context
                    .getText(negativeButtonText);
            this.negativeButtonClickListener = listener;
            return this;
        }

        public Builder setNegativeButton(String negativeButtonText,
                                         DialogInterface.OnClickListener listener) {
            this.negativeButtonText = negativeButtonText;
            this.negativeButtonClickListener = listener;
            return this;
        }

        public CommonDialog create() {
            LayoutInflater inflater = (LayoutInflater) context
                    .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
            // instantiate the dialog with the custom Theme
            final CommonDialog dialog = new CommonDialog(context, R.style.Dialog);
            View layout = inflater.inflate(R.layout.dialog_common, null);
            dialog.addContentView(layout, new LayoutParams(
                    LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT));
            // set the dialog title
            ((TextView) layout.findViewById(R.id.title)).setText(title);
            // set the confirm button
            if (positiveButtonText != null) {
                ((Button) layout.findViewById(R.id.positiveButton))
                        .setText(positiveButtonText);
                if (positiveButtonClickListener != null) {
                    ((Button) layout.findViewById(R.id.positiveButton))
                            .setOnClickListener(new View.OnClickListener() {
                                public void onClick(View v) {
                                    positiveButtonClickListener.onClick(dialog,
                                            DialogInterface.BUTTON_POSITIVE);
                                }
                            });
                }
            } else {
                // if no confirm button just set the visibility to GONE
                layout.findViewById(R.id.positiveButton).setVisibility(
                        View.GONE);
            }
            // set the cancel button
            if (negativeButtonText != null) {
                ((Button) layout.findViewById(R.id.negativeButton))
                        .setText(negativeButtonText);
                if (negativeButtonClickListener != null) {
                    ((Button) layout.findViewById(R.id.negativeButton))
                            .setOnClickListener(new View.OnClickListener() {
                                public void onClick(View v) {
                                    negativeButtonClickListener.onClick(dialog,
                                            DialogInterface.BUTTON_NEGATIVE);
                                }
                            });
                }
            } else {
                // if no confirm button just set the visibility to GONE
                layout.findViewById(R.id.negativeButton).setVisibility(
                        View.GONE);
            }
            // set the content message
            if (message != null) {
                ((TextView) layout.findViewById(R.id.message)).setText(message);
                ((TextView) layout.findViewById(R.id.message)).setGravity(messagePs);
            } else if (contentView != null) {
                // if no message set
                // add the contentView to the dialog body
                ((LinearLayout) layout.findViewById(R.id.content))
                        .removeAllViews();
                ((LinearLayout) layout.findViewById(R.id.content))
                        .addView(contentView, new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT));
            }
            dialog.setContentView(layout);
            return dialog;
        }
    }
}

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:clickable="true"
    android:orientation="vertical"
    android:padding="20.0dip">

    <LinearLayout
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:layout_gravity="center"
        android:background="@color/white"
        android:orientation="vertical">

        <TextView
            android:id="@+id/title"
            android:layout_width="fill_parent"
            android:layout_height="40.0dip"
            android:background="#21B0F9"
            android:gravity="center"
            android:text="@string/prompt"
            android:textColor="@color/white"
            android:textSize="@dimen/textSize_large"
            android:visibility="visible" />

        <LinearLayout
            android:id="@+id/content"
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:gravity="center">

            <TextView
                android:id="@+id/message"
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:gravity="left|center"
                android:lineSpacingMultiplier="1.5"
                android:minHeight="120.0dip"
                android:paddingBottom="15.0dip"
                android:paddingLeft="20.0dip"
                android:paddingRight="20.0dip"
                android:paddingTop="15.0dip"
                android:textColor="@color/black"
                android:textSize="@dimen/textSize_18Sp" />
        </LinearLayout>

        <View
            android:layout_width="fill_parent"
            android:layout_height="1.0px"
            android:background="#ffd0d0d0" />

        <LinearLayout
            android:layout_width="fill_parent"
            android:layout_height="60.0dip"
            android:layout_gravity="bottom"
            android:gravity="center"
            android:orientation="horizontal">

            <Button
                android:id="@+id/positiveButton"
                android:layout_width="114.0dip"
                android:layout_height="40.0dip"
                android:background="#21B0F9"
                android:gravity="center"
                android:text="@string/text_yes"
                android:textColor="@color/white"
                android:textSize="@dimen/textSize_18Sp" />

            <Button
                android:id="@+id/negativeButton"
                android:layout_width="114.0dip"
                android:layout_height="40.0dip"
                android:layout_marginLeft="20.0dip"
                android:background="#21B0F9"
                android:gravity="center"
                android:text="@string/text_no"
                android:textColor="@color/white"
                android:textSize="@dimen/textSize_18Sp" />

        </LinearLayout>
    </LinearLayout>

</FrameLayout>

        CommonDialog.Builder builder = new CommonDialog.Builder(this);
        builder.setMessage(getString(R.string.yesOrno_logout));
        builder.setTitle(getString(R.string.text_logout));
        builder.setMessagePostion(Gravity.CENTER);
        builder.setPositiveButton(getString(R.string.text_yes), new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
                dialog.dismiss();
                //设置你的操作事项

                logOut();
            }
        });

        builder.setNegativeButton(getString(R.string.text_no),
                new android.content.DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int which) {
                        dialog.dismiss();
                    }
                });

        builder.create().show();