Android中怎么自定义view实现弹出框效果？很多新手对此不是很清楚，为了帮助大家解决这个难题，下面小编将为大家详细讲解，有这方面需求的人可以来学习下，希望你能有所收获。
成都创新互联公司网站建设公司是一家服务多年做网站建设策划设计制作的公司,为广大用户提供了成都做网站、成都网站建设，成都网站设计，1元广告，成都做网站选成都创新互联公司，贴合企业需求，高性价比，满足客户不同层次的需求一站式服务欢迎致电。
1.layout布局文件
view_actionsheet.xml
view_alertdialog.xml
2.style.xml文件
@android:color/transparent
@null
true
@null
true
true
true
@style/ActionSheetDialogAnimation
@anim/actionsheet_dialog_in
@anim/actionsheet_dialog_out
@color/actionsheet_blue
@dimen/nav_title_text_size
@android:color/transparent
@null
true
@null
true
true
true
3.color.xml文件
#3F51B5
#303F9F
#FF4081
#000000
#00000000
#c6c6c6
#037BFF
#FD4A2E
#8F8F8F
4.dimen.xml文件
16dp
16dp
20sp
5.anim动画
actionsheet_dialog_in.xml
actionsheet_dialog_out.xml
6.drawable文件夹的诸多资源
资源下载来源
7.底部弹出框
import android.app.Dialog;
import android.content.Context;
import android.graphics.Color;
import android.view.Display;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowManager;
import android.widget.LinearLayout;
import android.widget.ScrollView;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.List;
/**
* Author:AND
* Time:2018/3/16.
* Email:2911743255@qq.com
* Description:
* Detail:
*/
public class ActionSheetDialog {
private Context context;
private Dialog dialog;
private TextView txt_title;
private TextView txt_cancel;
private LinearLayout lLayout_content;
private ScrollView sLayout_content;
private boolean showTitle = false;
private List sheetItemList;
private Display display;
public ActionSheetDialog(Context context) {
this.context = context;
WindowManager windowManager = (WindowManager) context
.getSystemService(Context.WINDOW_SERVICE);
display = windowManager.getDefaultDisplay();
}
public ActionSheetDialog builder() {
// 获取Dialog布局
View view = LayoutInflater.from(context).inflate(
R.layout.view_actionsheet, null);
// 设置Dialog最小宽度为屏幕宽度
view.setMinimumWidth(display.getWidth());
// 获取自定义Dialog布局中的控件
sLayout_content = (ScrollView) view.findViewById(R.id.sLayout_content);
lLayout_content = (LinearLayout) view
.findViewById(R.id.lLayout_content);
txt_title = (TextView) view.findViewById(R.id.txt_title);
txt_cancel = (TextView) view.findViewById(R.id.txt_cancel);
txt_cancel.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
dialog.dismiss();
}
});
// 定义Dialog布局和参数
dialog = new Dialog(context, R.style.ActionSheetDialogStyle);
dialog.setContentView(view);
Window dialogWindow = dialog.getWindow();
dialogWindow.setGravity(Gravity.LEFT | Gravity.BOTTOM);
WindowManager.LayoutParams lp = dialogWindow.getAttributes();
lp.x = 0;
lp.y = 0;
dialogWindow.setAttributes(lp);
return this;
}
public ActionSheetDialog setTitle(String title) {
showTitle = true;
txt_title.setVisibility(View.VISIBLE);
txt_title.setText(title);
return this;
}
public ActionSheetDialog setCancelable(boolean cancel) {
dialog.setCancelable(cancel);
return this;
}
public ActionSheetDialog setCanceledOnTouchOutside(boolean cancel) {
dialog.setCanceledOnTouchOutside(cancel);
return this;
}
/**
* @param strItem 条目名称
* @param color 条目字体颜色，设置null则默认蓝色
* @param listener
* @return
*/
public ActionSheetDialog addSheetItem(String strItem, SheetItemColor color,
OnSheetItemClickListener listener) {
if (sheetItemList == null) {
sheetItemList = new ArrayList();
}
sheetItemList.add(new SheetItem(strItem, color, listener));
return this;
}
/**
* 设置条目布局
*/
private void setSheetItems() {
if (sheetItemList == null || sheetItemList.size() <= 0) {
return;
}
int size = sheetItemList.size();
// TODO 高度控制，非最佳解决办法
// 添加条目过多的时候控制高度
if (size >= 7) {
ViewGroup.LayoutParams params = (ViewGroup.LayoutParams) sLayout_content
.getLayoutParams();
params.height = display.getHeight() / 2;
sLayout_content.setLayoutParams(params);
}
// 循环添加条目
for (int i = 1; i <= size; i++) {
final int index = i;
SheetItem sheetItem = sheetItemList.get(i - 1);
String strItem = sheetItem.name;
SheetItemColor color = sheetItem.color;
final OnSheetItemClickListener listener = (OnSheetItemClickListener) sheetItem.itemClickListener;
TextView textView = new TextView(context);
textView.setText(strItem);
textView.setTextSize(18);
textView.setGravity(Gravity.CENTER);
// 背景图片
if (size == 1) {
if (showTitle) {
textView.setBackgroundResource(R.drawable.actionsheet_bottom_selector);
} else {
textView.setBackgroundResource(R.drawable.actionsheet_single_selector);
}
} else {
if (showTitle) {
if (i >= 1 && i < size) {
textView.setBackgroundResource(R.drawable.actionsheet_middle_selector);
} else {
textView.setBackgroundResource(R.drawable.actionsheet_bottom_selector);
}
} else {
if (i == 1) {
textView.setBackgroundResource(R.drawable.actionsheet_top_selector);
} else if (i < size) {
textView.setBackgroundResource(R.drawable.actionsheet_middle_selector);
} else {
textView.setBackgroundResource(R.drawable.actionsheet_bottom_selector);
}
}
}
// 字体颜色
if (color == null) {
textView.setTextColor(Color.parseColor(SheetItemColor.Blue
.getName()));
} else {
textView.setTextColor(Color.parseColor(color.getName()));
}
// 高度
float scale = context.getResources().getDisplayMetrics().density;
int height = (int) (45 * scale + 0.5f);
textView.setLayoutParams(new ViewGroup.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT, height));
// 点击事件
textView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
listener.onClick(index);
dialog.dismiss();
}
});
lLayout_content.addView(textView);
}
}
public void show() {
setSheetItems();
dialog.show();
}
public interface OnSheetItemClickListener {
void onClick(int which);
}
public class SheetItem {
String name;
OnSheetItemClickListener itemClickListener;
SheetItemColor color;
public SheetItem(String name, SheetItemColor color,
OnSheetItemClickListener itemClickListener) {
this.name = name;
this.color = color;
this.itemClickListener = itemClickListener;
}
}
public enum SheetItemColor {
Blue("#037BFF"), Red("#FD4A2E");
private String name;
private SheetItemColor(String name) {
this.name = name;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
}8.中间弹出框
import android.app.Dialog;
import android.content.Context;
import android.view.Display;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
/**
* Author:AND
* Time:2018/3/16.
* Email:2911743255@qq.com
* Description:
* Detail:
*/
public class AlertDialog {
private Context context;
private Dialog dialog;
private LinearLayout lLayout_bg;
private TextView txt_title;
private TextView txt_msg;
private Button btn_neg;
private Button btn_pos;
private ImageView img_line;
private Display display;
private boolean showTitle = false;
private boolean showMsg = false;
private boolean showPosBtn = false;
private boolean showNegBtn = false;
public AlertDialog(Context context) {
this.context = context;
WindowManager windowManager = (WindowManager) context
.getSystemService(Context.WINDOW_SERVICE);
display = windowManager.getDefaultDisplay();
}
public AlertDialog builder() {
// 获取Dialog布局
View view = LayoutInflater.from(context).inflate(
R.layout.view_alertdialog, null);
// 获取自定义Dialog布局中的控件
lLayout_bg = (LinearLayout) view.findViewById(R.id.lLayout_bg);
txt_title = (TextView) view.findViewById(R.id.txt_title);
txt_title.setVisibility(View.GONE);
txt_msg = (TextView) view.findViewById(R.id.txt_msg);
txt_msg.setVisibility(View.GONE);
btn_neg = (Button) view.findViewById(R.id.btn_neg);
btn_neg.setVisibility(View.GONE);
btn_pos = (Button) view.findViewById(R.id.btn_pos);
btn_pos.setVisibility(View.GONE);
img_line = (ImageView) view.findViewById(R.id.img_line);
img_line.setVisibility(View.GONE);
// 定义Dialog布局和参数
dialog = new Dialog(context, R.style.AlertDialogStyle);
dialog.setContentView(view);
// 调整dialog背景大小
lLayout_bg.setLayoutParams(new FrameLayout.LayoutParams((int) (display
.getWidth() * 0.85), ViewGroup.LayoutParams.WRAP_CONTENT));
return this;
}
public AlertDialog setTitle(String title) {
showTitle = true;
if ("".equals(title)) {
txt_title.setText("标题");
} else {
txt_title.setText(title);
}
return this;
}
public AlertDialog setMsg(String msg) {
showMsg = true;
if ("".equals(msg)) {
txt_msg.setText("内容");
} else {
txt_msg.setText(msg);
}
return this;
}
public AlertDialog setCancelable(boolean cancel) {
dialog.setCancelable(cancel);
return this;
}
public AlertDialog setPositiveButton(String text,
final View.OnClickListener listener) {
showPosBtn = true;
if ("".equals(text)) {
btn_pos.setText("确定");
} else {
btn_pos.setText(text);
}
btn_pos.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
listener.onClick(v);
dialog.dismiss();
}
});
return this;
}
public AlertDialog setNegativeButton(String text,
final View.OnClickListener listener) {
showNegBtn = true;
if ("".equals(text)) {
btn_neg.setText("取消");
} else {
btn_neg.setText(text);
}
btn_neg.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
listener.onClick(v);
dialog.dismiss();
}
});
return this;
}
private void setLayout() {
if (!showTitle && !showMsg) {
txt_title.setText("提示");
txt_title.setVisibility(View.VISIBLE);
}
if (showTitle) {
txt_title.setVisibility(View.VISIBLE);
}
if (showMsg) {
txt_msg.setVisibility(View.VISIBLE);
}
if (!showPosBtn && !showNegBtn) {
btn_pos.setText("确定");
btn_pos.setVisibility(View.VISIBLE);
btn_pos.setBackgroundResource(R.drawable.alertdialog_single_selector);
btn_pos.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
dialog.dismiss();
}
});
}
if (showPosBtn && showNegBtn) {
btn_pos.setVisibility(View.VISIBLE);
btn_pos.setBackgroundResource(R.drawable.alertdialog_right_selector);
btn_neg.setVisibility(View.VISIBLE);
btn_neg.setBackgroundResource(R.drawable.alertdialog_left_selector);
img_line.setVisibility(View.VISIBLE);
}
if (showPosBtn && !showNegBtn) {
btn_pos.setVisibility(View.VISIBLE);
btn_pos.setBackgroundResource(R.drawable.alertdialog_single_selector);
}
if (!showPosBtn && showNegBtn) {
btn_neg.setVisibility(View.VISIBLE);
btn_neg.setBackgroundResource(R.drawable.alertdialog_single_selector);
}
}
public void show() {
setLayout();
dialog.show();
}
}9.具体使用
activity调用
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.click:
// TODO 18/03/16
new ActionSheetDialog(this)
.builder()
.setTitle("清空消息列表后，聊天记录依然保留，确定要清空消息列表？")
.setCancelable(false)
.setCanceledOnTouchOutside(false)
.addSheetItem("清空消息列表", ActionSheetDialog.SheetItemColor.Red
, new ActionSheetDialog.OnSheetItemClickListener() {
@Override
public void onClick(int which) {
}
}).show();
break;
case R.id.iamge:// TODO 18/03/16
new ActionSheetDialog(this)
.builder()
.setCancelable(false)
.setCanceledOnTouchOutside(false)
.addSheetItem("发送给好友", ActionSheetDialog.SheetItemColor.Blue,
new ActionSheetDialog.OnSheetItemClickListener() {
@Override
public void onClick(int which) {
}
})
.addSheetItem("转载到空间相册", ActionSheetDialog.SheetItemColor.Blue,
new ActionSheetDialog.OnSheetItemClickListener() {
@Override
public void onClick(int which) {
}
})
.addSheetItem("上传到群相册", ActionSheetDialog.SheetItemColor.Blue,
new ActionSheetDialog.OnSheetItemClickListener() {
@Override
public void onClick(int which) {
}
})
.addSheetItem("保存到手机", ActionSheetDialog.SheetItemColor.Blue,
new ActionSheetDialog.OnSheetItemClickListener() {
@Override
public void onClick(int which) {
}
})
.addSheetItem("收藏", ActionSheetDialog.SheetItemColor.Blue,
new ActionSheetDialog.OnSheetItemClickListener() {
@Override
public void onClick(int which) {
}
})
.addSheetItem("查看聊天图片", ActionSheetDialog.SheetItemColor.Blue,
new ActionSheetDialog.OnSheetItemClickListener() {
@Override
public void onClick(int which) {
}
}).show();
break;
case R.id.ctrol:// TODO 18/03/16
new ActionSheetDialog(this)
.builder()
.setTitle("请选择操作")
.setCancelable(false)
.setCanceledOnTouchOutside(false)
.addSheetItem("条目一", ActionSheetDialog.SheetItemColor.Blue,
new ActionSheetDialog.OnSheetItemClickListener() {
@Override
public void onClick(int which) {
}
})
.addSheetItem("条目二", ActionSheetDialog.SheetItemColor.Blue,
new ActionSheetDialog.OnSheetItemClickListener() {
@Override
public void onClick(int which) {
}
}).show();
break;
case R.id.login:// TODO 18/03/16
new AlertDialog(this).builder().setTitle("退出当前账号")
.setMsg("再连续登陆15天，就可变身为QQ达人。退出QQ可能会使你现有记录归零，确定退出？")
.setPositiveButton("确认退出", new View.OnClickListener() {
@Override
public void onClick(View v) {
}
}).setNegativeButton("取消", new View.OnClickListener() {
@Override
public void onClick(View v) {
}
}).show();
break;
case R.id.msg:// TODO 18/03/16
new AlertDialog(this).builder()
.setMsg("你现在无法接收到新消息提醒。请到系统-设置-通知中开启消息提醒")
.setNegativeButton("确定", new View.OnClickListener() {
@Override
public void onClick(View v) {
}
}).show();
break;
default:
break;
}
}看完上述内容是否对您有帮助呢？如果还想对相关知识有进一步的了解或阅读更多相关文章，请关注创新互联行业资讯频道，感谢您对创新互联的支持。
当前文章：Android中怎么自定义view实现弹出框效果
文章起源：
http://jkwzsj.com/article/gggcji.html
