android 自定义dialog - 黑马程序员技术交流社区

/* dialog 实现类 */
import com.android.R;
import com.android.app.AlertDialogImpl.Builder.Parameters;
import android.app.Activity;
import android.os.Bundle;
import android.support.v4.app.DialogFragment;
import android.support.v4.app.FragmentActivity;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
public class AlertDialogImpl extends DialogFragment{
public static class Builder {
private FragmentActivity mActivity;
public Builder(FragmentActivity activity) {
this.mActivity = activity;
}
public Builder setIcon(int iconId) {
Parameters.icon = iconId;
return this;
}
public Builder setTitle(String title) {
Parameters.title = title;
return this;
}
public Builder setMessage(String message) {
Parameters.message = message;
return this;
}
public Builder setView(View view) {
Parameters.view = view;
return this;
}
/* 注意此处监听为onclicklistener */
public Builder setPositive(CharSequence chars, OnClickListener mpListener) {
Parameters.possitiveChars = chars;
Parameters.mpListener = mpListener;
return this;
}
public Builder setNegative(CharSequence chars, OnClickListener mnListener) {
Parameters.negativeChars = chars;
Parameters.mnListener = mnListener;
return this;
}
public AlertDialogImpl show() {
AlertDialogImpl impl = new AlertDialogImpl();
impl.show(mActivity.getSupportFragmentManager(), "DialogBuilder");
return impl;
}
public static class Parameters {
static String title = "";
static int icon = -1;
static String message = "";
static View view;
static CharSequence possitiveChars = "", negativeChars = "";
static OnClickListener mpListener, mnListener;
}
}
@Override
public void onAttach(Activity activity) {
// TODO Auto-generated method stub
super.onAttach(activity);
Log.e("tag", "onattach");
}
@Override
public void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
Log.e("tag", "onCreate");
setStyle(0, R.style.style_self_dialog_toast);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// TODO Auto-generated method stub
Log.e("tag", "onCreateview");
View view = inflater.inflate(R.layout.alertdialog_view, container, false);
ImageView icon = (ImageView)view.findViewById(R.id.dialog_icon);
if(Parameters.icon == -1) {
icon.setVisibility(View.GONE);
}else {
icon.setBackgroundResource(Parameters.icon);
}
TextView title = (TextView)view.findViewById(R.id.dialog_title);
int visibility = Parameters.title == null || Parameters.title.equals("") ? View.GONE : View.VISIBLE;
LinearLayout titlLinear = (LinearLayout)view.findViewById(R.id.dialog_title_linear);
titlLinear.setVisibility(visibility);
CharSequence charSequence = Parameters.title == null ? "" : Parameters.title;
title.setText(charSequence);
TextView message = (TextView)view.findViewById(R.id.dialog_message);
message.setText(Parameters.message);
FrameLayout mView = (FrameLayout)view.findViewById(R.id.dialog_middle_view);
if(Parameters.view == null) {
mView.setVisibility(View.GONE);
}else {
mView.addView(Parameters.view);
}
Button btnPossitive = (Button)view.findViewById(R.id.dialog_sure);
Button btnNegavite = (Button)view.findViewById(R.id.dialog_cancel);
if(Parameters.mpListener == null) {
btnPossitive.setVisibility(View.GONE);
}else {
btnPossitive.setText(Parameters.possitiveChars);
btnPossitive.setOnClickListener(Parameters.mpListener);
}
if(Parameters.mnListener == null) {
btnNegavite.setVisibility(View.GONE);
}else {
btnNegavite.setText(Parameters.negativeChars);
btnNegavite.setOnClickListener(Parameters.mnListener);
}
if(Parameters.mpListener == null && Parameters.mnListener == null) {
((LinearLayout)view.findViewById(R.id.dialog_linear_bottom)).setVisibility(View.GONE);
}
return view;
}
}
/* dialog view布局 */
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:padding="5dp" >
<LinearLayout
android:id="@+id/dialog_title_linear"
android:layout_width="match_parent"
android:layout_height="50dp"
android:paddingLeft="10dp"
android:gravity="left|center_vertical"
android:orientation="horizontal"
android:background="@drawable/dialog_top_holo_light" >
<ImageView
android:id="@+id/dialog_icon"
android:layout_width="45dp"
android:layout_height="match_parent"
android:background="@drawable/ic_launcher"
android:contentDescription="@string/app_name"/>
<TextView
android:id="@+id/dialog_title"
android:layout_width="match_parent"
android:layout_height="45dp"
android:layout_marginLeft="5dp"
android:gravity="left|center_vertical"
android:paddingBottom="5dp"
android:paddingTop="5dp"
android:textColor="#000"
android:textSize="22sp" />
</LinearLayout>
<ImageView
android:layout_width="match_parent"
android:layout_height="1dp"
android:background="@drawable/divider_horizontal_bright"
android:contentDescription="@string/app_name" />
<FrameLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@drawable/dialog_middle_holo_light" >
<TextView
android:id="@+id/dialog_message"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:textColor="#000"
android:paddingTop="15dp"
android:paddingBottom="15dp"
android:textSize="18sp" />
<FrameLayout
android:id="@+id/dialog_middle_view"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:minHeight="30dp" />
</FrameLayout>
<LinearLayout
android:id="@+id/dialog_linear_bottom"
android:layout_width="match_parent"
android:layout_height="48dp"
android:background="@drawable/dialog_bottom_holo_light"
android:orientation="horizontal" >
<Button
android:id="@+id/dialog_sure"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:layout_marginRight="0dp"
android:background="@drawable/btn" />
<Button
android:id="@+id/dialog_cancel"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:background="@drawable/btn" />
</LinearLayout>
</LinearLayout>
/* dialog style */
<style name="style_self_dialog_toast" parent="@android:style/Theme.Dialog">
<item name="android:windowFrame">@null</item>
<item name="android:windowBackground">@drawable/dialog_bg_color</item>
<item name="android:windowIsTranslucent">true</item>
<item name="android:windowNoTitle">true</item>
<item name="android:windowIsFloating">true</item>
<item name="android:minHeight">60dp</item>
<item name="android:maxHeight">400dp</item>
<item name="android:minWidth">240dp</item>
<item name="android:maxWidth">280dp</item>
</style>
/* 应用 */
public class ThridActivity extends FragmentActivity{
public AlertDialogImpl impl;
@Override
protected void onCreate(Bundle arg0) {
// TODO Auto-generated method stub
super.onCreate(arg0);
setContentView(R.layout.tabwidgets_layout);
((TextView)findViewById(R.id.tabwidget_indicator)).setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
View view = (View)getLayoutInflater().inflate(R.layout.progress_dialog_view, null);
impl = new AlertDialogImpl.Builder(ThridActivity.this)
.setTitle("温馨提示")
.setView(view)
.setPositive("确定", new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Log.e("onclick", "sure");
impl.dismiss();
}
})
.setNegative("取消", new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Log.e("onclick", "cancel");
impl.dismiss();
}
})
.show();
}
});
}
}

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