自定义多选 dialog

喜欢ヅ旅行 2022-07-14 05:10 177阅读 0赞

dialog源码：

package com.marktony.zhihudaily.util;
    
    import android.app.Dialog;
    import android.content.Context;
    import android.graphics.Color;
    import android.graphics.drawable.Drawable;
    import android.util.Log;
    import android.view.Display;
    import android.view.Gravity;
    import android.view.LayoutInflater;
    import android.view.View;
    import android.view.Window;
    import android.view.WindowManager;
    import android.widget.LinearLayout;
    import android.widget.ScrollView;
    import android.widget.TextView;
    
    import com.marktony.zhihudaily.R;
    
    import java.util.ArrayList;
    import java.util.List;
    
    /** * Created by asus on 2017/3/12. */
    
    public class ActionSheetDialog { 
        private static final String TAG = "ASDialog";
        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<SheetItem> sheetItemList;
        private Display display;
        private Window dialogWindow;
        private WindowManager.LayoutParams lp;
        private View mView;
        private int drawableId = -1;
        public ActionSheetDialog(Context context) {
            this.context = context;
            WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
            display = windowManager.getDefaultDisplay();
        }
    
        /** * * @return */
        public ActionSheetDialog builder() {
            // 获取Dialog布局
            mView = LayoutInflater.from(context).inflate(R.layout.toast_view_actionsheet, null);
    
            // 设置Dialog最小宽度为屏幕宽度
            mView.setMinimumWidth(display.getWidth());
    
            // 获取自定义Dialog布局中的控件
            sLayout_content = (ScrollView) mView.findViewById(R.id.sLayout_content);
            lLayout_content = (LinearLayout) mView.findViewById(R.id.lLayout_content);
            txt_title = (TextView) mView.findViewById(R.id.txt_title);
            txt_cancel = (TextView) mView.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(mView);
            dialogWindow = dialog.getWindow();
            dialogWindow.setGravity(Gravity.LEFT | Gravity.BOTTOM);
            lp = dialogWindow.getAttributes();
    
            //x，y代表dialog相对于Window的位置，跟一般View的X和y一样的
            lp.x = 0;
            lp.y = 0;
            dialogWindow.setAttributes(lp);
    
            return this;
        }
    
        /** * 关闭取消选项 * @return */
        public ActionSheetDialog closeCancel(){
            txt_cancel.setVisibility(View.GONE);
            return this;
        }
    
        /** * 设置dialog标题 * @param title * @return */
        public ActionSheetDialog setTitle(String title) {
            showTitle = true;
            if(txt_title==null){
                new NullPointerException("请先实例化ActionSheetDialog（未调用ActionSheetDialog builder()）");
            }
            txt_title.setVisibility(View.VISIBLE);
            txt_title.setText(title);
            return this;
        }
    
        /** * 设置Dialog对于界面的位置 * 默认靠左考下 * @param gravity * @return */
        public ActionSheetDialog setGravity(int gravity){
            if(dialogWindow==null){
                new NullPointerException("请先实例化ActionSheetDialog（未调用ActionSheetDialog builder()）");
            }
            dialogWindow.setGravity(gravity);
    
            return this;
        }
    
        /** * 设置背景 * @param drawableId Drawable资源ID * @return */
        public ActionSheetDialog setBackground(int drawableId){
    // dialogWindow.setBackgroundDrawableResource(drawableId);
            this.drawableId = drawableId;
            return this;
        }
        /** * * @param width dialog宽度，默认为最大值——-1 -2 代表宽度自适应 * @param x 默认值为2500 * @param y 默认值为2500 * @param alpha 默认值为1 * @return */
        public ActionSheetDialog setPosition(int width,int x,int y,int alpha){
            if(dialogWindow==null){
                new NullPointerException("请先实例化ActionSheetDialog（未调用ActionSheetDialog builder()）");
            }
            boolean isUpdate = false;
             if(width!=-1){
                isUpdate = true;
                 lp.width = width;
             }
            if(x!=2500){
                isUpdate = true;
                lp.x = LinearLayout.LayoutParams.WRAP_CONTENT;
            }
            if(y!=2500){
                isUpdate = true;
                lp.y = y;
            }
            if(alpha!=1){
                lp.alpha = alpha;
            }
            if(isUpdate){
                dialogWindow.setAttributes(lp);
            }
            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;
        }
    
        /** * * @param strItem 条目字体 * @param drawableId icon图标 * @param color 条目字体颜色，设置null则默认蓝色 * @param listener 点击事件 * @return */
        public ActionSheetDialog addSheetItem(String strItem,int drawableId, SheetItemColor color,
                                              OnSheetItemClickListener listener) {
            if (sheetItemList == null) {
                sheetItemList = new ArrayList<>();
            }
            sheetItemList.add(new SheetItem(strItem,drawableId, listener,color));
            return this;
        }
    
        /** * 设置条目布局 */
        @SuppressWarnings("deprecation")
        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) {
                LinearLayout.LayoutParams params = (LinearLayout.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 = sheetItem.itemClickListener;
                int iconId = sheetItem.iconId;
                TextView textView = new TextView(context);
                textView.setText(strItem);
                textView.setTextSize(18);
                textView.setGravity(Gravity.CENTER);
                if(iconId!=-1){
    // textView.setD
                    Drawable mDrawable = context.getResources().getDrawable(iconId);
                    mDrawable.setBounds(0, 0, mDrawable.getMinimumWidth(),mDrawable.getMinimumHeight());  //此为必须写的
                    textView.setCompoundDrawables(mDrawable, null, null, null);
                    textView.setCompoundDrawablePadding(4);
    
                }
                if(drawableId!=-1){
    // textView.setBackgroundColor(context.getResources().getColor(R.color.show_image_bg_black));
                    Log.d(TAG, "setSheetItems: "+ -1);
                }else{
                    Log.d(TAG, "setSheetItems: "+ -2);
                    // 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 LinearLayout.LayoutParams(
                        LinearLayout.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;
            int iconId = -1;
    
            public SheetItem(String name, SheetItemColor color, OnSheetItemClickListener itemClickListener) {
                this.name = name;
                this.color = color;
                this.itemClickListener = itemClickListener;
            }
    
            public SheetItem(String name,int iconId, OnSheetItemClickListener itemClickListener, SheetItemColor color) {
                this.name = name;
                this.itemClickListener = itemClickListener;
                this.color = color;
                this.iconId = iconId;
            }
        }
    
        public enum SheetItemColor {
            Blue("#037BFF"), Red("#FD4A2E"), Grey("#6C6C6C"),White("#FFFFFF");
    
            private String name;
    
            private SheetItemColor(String name) {
                this.name = name;
            }
    
            public String getName() {
                return name;
            }
    
            public void setName(String name) {
                this.name = name;
            }
        }
    
    }

相关xml文件：

style：

<style name="ActionSheetDialogStyle" parent="@android:style/Theme.Dialog">
    
            
            <item name="android:windowBackground">@android:color/transparent</item>
            <item name="android:windowContentOverlay">@null</item>
            
            <item name="android:windowIsFloating">true</item>
            
            <item name="android:windowFrame">@null</item>
            
            <item name="android:backgroundDimEnabled">true</item>
            
            <item name="android:windowNoTitle">true</item>
            
            <item name="android:windowIsTranslucent">true</item>
            
            <item name="android:windowAnimationStyle">@style/ActionSheetDialogAnimation</item>
        </style>
    
        <style name="ActionSheetDialogAnimation" parent="@android:style/Animation.Dialog">
            <item name="android:windowEnterAnimation">@anim/actionsheet_dialog_in</item>
            <item name="android:windowExitAnimation">@anim/actionsheet_dialog_out</item>
        </style>

View动画：

actionsheet\_dialog\_in：

<?xml version="1.0" encoding="utf-8"?>
    <translate xmlns:android="http://schemas.android.com/apk/res/android" android:duration="200" android:fromYDelta="100%" android:toYDelta="0" />

actionsheet\_dialog\_out：

<?xml version="1.0" encoding="utf-8"?>
    <translate xmlns:android="http://schemas.android.com/apk/res/android" android:duration="200" android:fromYDelta="0" android:toYDelta="100%" />

内容layout：

<?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="wrap_content" android:orientation="vertical" android:padding="8dp">
    
        <TextView android:id="@+id/txt_title" android:layout_width="match_parent" android:layout_height="wrap_content" android:background="@drawable/toast_actionsheet_top_normal" android:gravity="center" android:minHeight="45dp" android:paddingBottom="10dp" android:paddingLeft="15dp" android:paddingRight="15dp" android:paddingTop="10dp" android:textColor="@color/actionsheet_gray" android:textSize="13sp" android:visibility="gone" />
    
        <ScrollView android:id="@+id/sLayout_content" android:layout_width="match_parent" android:layout_height="wrap_content" android:fadingEdge="none">
    
            <LinearLayout android:id="@+id/lLayout_content" android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="vertical"/>
        </ScrollView>
    
        <TextView android:id="@+id/txt_cancel" android:layout_width="match_parent" android:layout_height="45dp" android:layout_marginTop="8dp" android:background="@drawable/actionsheet_single_selector" android:gravity="center" android:text="取消" android:textColor="@color/actionsheet_blue" android:textSize="18sp" android:textStyle="bold" />
    
    </LinearLayout>

以上内容总结自大神demo，暂时无效果图。欢迎吐槽！  
更新内容：增加宽度设置、位置设置、位置设置、背景色设置等！  
最新使用：

new ActionSheetDialog(context)
                    .builder()
                    .setCancelable(true)
                    .setCanceledOnTouchOutside(true)
                    .closeCancel()
                    .addSheetItem(
                            "查看图片",
                            ActionSheetDialog.SheetItemColor.Blue,
                            new ActionSheetDialog.OnSheetItemClickListener() {
                                @Override
                                public void onClick(int which) {
                                   //查看图片
                                }
                            })
                    .addSheetItem("保存图片", ActionSheetDialog.SheetItemColor.Grey,
                            new ActionSheetDialog.OnSheetItemClickListener(){
    
                                @Override
                                public void onClick(int which) {
                                   //保存图片
                                    });
                                }
                            })
                    .addSheetItem("分享图片", ActionSheetDialog.SheetItemColor.Grey,
                            new ActionSheetDialog.OnSheetItemClickListener(){
    
                                @Override
                                public void onClick(int which) {
                                   //分享图片
                                    });
                                }
                            })
                    .show();