android设置添加设备QR码信息

摘要:客户衍生需求,通过扫QR码快速获取设备基础信息,并且基于POS SDK进行打印。

1. 定位至device info的xml添加相关perference

Index: vendor/mediatek/proprietary/packages/apps/MtkSettings/res/xml/my_device_info.xml
===================================================================
--- vendor/mediatek/proprietary/packages/apps/MtkSettings/res/xml/my_device_info.xml	(版本 346)
+++ vendor/mediatek/proprietary/packages/apps/MtkSettings/res/xml/my_device_info.xml	(版本 347)
@@ -92,10 +92,17 @@
         android:selectable="false"
         android:title="@string/my_device_info_device_details_category_title">
 
+        <com.android.settings.widget.QRDeviceInfoPreference
+            android:key="qr_info"
+            android:order="18"
+            android:persistent="false"
+            android:selectable="false"
+            settings:controller="com.android.settings.deviceinfo.QRDeviceInfoPreferenceController" />
+
         <!-- SIM status -->
         <Preference
             android:key="sim_status"
-            android:order="18"
+            android:order="19"
             android:title="@string/sim_status_title"
             settings:keywords="@string/keywords_sim_status"
             android:summary="@string/summary_placeholder"

Index: vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/deviceinfo/aboutphone/MyDeviceInfoFragment.java
===================================================================
--- vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/deviceinfo/aboutphone/MyDeviceInfoFragment.java	(版本 346)
+++ vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/deviceinfo/aboutphone/MyDeviceInfoFragment.java	(版本 347)
@@ -41,6 +41,7 @@
+import com.android.settings.deviceinfo.QRDeviceInfoPreferenceController;
@@ -150,6 +151,7 @@
+        controllers.add(new QRDeviceInfoPreferenceController(context));
         return controllers;
     }

2. preference布局

Index: vendor/mediatek/proprietary/packages/apps/MtkSettings/res/layout/qr_device_info_preference.xml
===================================================================
--- vendor/mediatek/proprietary/packages/apps/MtkSettings/res/layout/qr_device_info_preference.xml	(不存在的)
+++ vendor/mediatek/proprietary/packages/apps/MtkSettings/res/layout/qr_device_info_preference.xml	(版本 347)
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical" >
+
+    <ImageView
+        android:id="@+id/iv_qr_image"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"/>
+
+    <Button
+        android:id="@+id/print_button"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom|end"
+        android:paddingVertical="14dp"
+        android:drawableStart="@drawable/ic_print"
+        android:drawablePadding="9dp"
+        android:text="@string/print"
+        style="@style/ActionPrimaryButton"/>
+</FrameLayout>

Index: vendor/mediatek/proprietary/packages/apps/MtkSettings/res/drawable/ic_print.xml
===================================================================
--- vendor/mediatek/proprietary/packages/apps/MtkSettings/res/drawable/ic_print.xml	(不存在的)
+++ vendor/mediatek/proprietary/packages/apps/MtkSettings/res/drawable/ic_print.xml	(版本 347)
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright 2017 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24.0"
+    android:viewportHeight="24.0">
+    <path
+        android:pathData="M19,8L5,8c-1.66,0 -3,1.34 -3,3v6h4v4h12v-4h4v-6c0,-1.66 -1.34,-3 -3,-3zM16,19L8,19v-5h8v5zM19,12c-0.55,0 -1,-0.45 -1,-1s0.45,-1 1,-1 1,0.45 1,1 -0.45,1 -1,1zM18,3L6,3v4h12L18,3z"
+        android:fillColor="#FFFFFF"/>
+</vector>

3. 实现

QR码的生成使用的是google公开的com.google.zxing

Index: vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/deviceinfo/QRDeviceInfoPreference.java
===================================================================
--- vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/deviceinfo/QRDeviceInfoPreference.java	(不存在的)
+++ vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/deviceinfo/QRDeviceInfoPreference.java	(版本 347)
@@ -0,0 +1,401 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.widget;
+
+import android.app.AlertDialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.Canvas;
+import android.os.Build;
+import android.os.Environment;
+import android.os.Handler;
+import android.os.Message;
+import android.os.SystemProperties;
+import android.telephony.TelephonyManager;
+import android.text.TextUtils;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.Button;
+import android.widget.ImageView;
+
+import androidx.preference.Preference;
+import androidx.preference.PreferenceViewHolder;
+
+import com.android.settings.R;
+
+import com.google.zxing.BarcodeFormat;   
+import com.google.zxing.EncodeHintType;   
+import com.google.zxing.MultiFormatWriter;   
+import com.google.zxing.WriterException;   
+import com.google.zxing.common.BitMatrix;
+
+import com.pos.sdk.accessory.PosAccessoryManager;
+import com.pos.sdk.printer.PosPrinter;
+
+import java.lang.StringBuilder;
+import java.util.Hashtable;
+
+public class QRDeviceInfoPreference extends Preference {
+
+    private static final String TAG = "QRDeviceInfoPreference";
+
+    private static final int BLACK = 0xff000000;
+
+    private static final int PRINTER_ERROR_NO_PAPER = 1;
+    private static final int PRINTER_ERROR_OVER_HEAT = 2;
+    private static final int PRINTER_STATE_CHANGED = 3;
+    private static final int PRINTER_ERROR_NO_BATTERY = 4;
+
+    private Context mContext;
+    private Bitmap qrCodeBitmap;
+    private Button mPrintBtn;
+    private ImageView qrImgImageView;
+    private PosPrinter mPrinter;
+    private TelephonyManager mTelephonyManager;
+    private String mSpVersion, mDsn, mPsn;
+
+    private PosPrinter.EventListener mListener = new PosPrinter.EventListener() {
+        @Override
+        public void onInfo(PosPrinter printer, int what, int extra) {
+            Log.i(TAG, "onInfo: what= " + what + ", extra= " + extra);
+            if (what == PosPrinter.PRINTER_INFO_STATE_CHANGED) {
+                mHandler.sendMessage(mHandler.obtainMessage(PRINTER_STATE_CHANGED, extra, 0));
+            }
+        }
+
+        @Override
+        public void onError(PosPrinter printer, int what, int extra) {
+            switch(what) {
+                case PosPrinter.PRINTER_ERROR_NO_PAPER:
+                    mHandler.sendEmptyMessage(PRINTER_ERROR_NO_PAPER);
+                    break;
+                case PosPrinter.PRINTER_ERROR_OVER_HEAT:
+                    Log.e(TAG, "PRINTER_ERROR_OVER_HEAT");
+                    mHandler.sendEmptyMessage(PRINTER_ERROR_OVER_HEAT);
+                    break;
+                case PosPrinter.PRINTER_ERROR_STATE:
+                    Log.e(TAG, "PRINTER_ERROR_STATE");
+                    if (extra == PosPrinter.PRINTER_STATE_NO_BATTERY) {
+                        mHandler.sendEmptyMessage(PRINTER_ERROR_NO_BATTERY);
+                    }
+                    break;
+                default:
+                    Log.e(TAG, "PRINTER_ERROR: " + what);
+                    break;
+            }
+        }
+
+        @Override
+        public void onCursorChanged(PosPrinter printer, int x, int y, int lastX, int lastY) {
+            Log.d(TAG, "onCursorChanged: x= " + x + ", y= " + ", lastX= " + ", lastY=" + lastY);
+        }
+    };
+
+    private Handler mHandler = new Handler() {
+        public void handleMessage(Message msg) {
+            super.handleMessage(msg);
+            switch (msg.what) {
+                case PRINTER_ERROR_NO_PAPER: {
+                    AlertDialog.Builder dlg = new AlertDialog.Builder(mContext);
+                    dlg.setTitle(R.string.reload_paper);
+                    dlg.setCancelable(false);
+                    dlg.setPositiveButton(R.string.been_installed_paper, new DialogInterface.OnClickListener(){
+                        @Override
+                        public void onClick(DialogInterface dialog, int whichButton) {
+                            mPrintBtn.setEnabled(false);
+                            mHandler.post(mPrinterRunnable);
+                        }
+                    });
+                    dlg.setNegativeButton(R.string.dlg_cancel, new DialogInterface.OnClickListener(){
+                        @Override
+                        public void onClick(DialogInterface dialog, int whichButton) {
+                            mPrintBtn.setEnabled(true);
+                        }
+                    });
+                    dlg.show();
+                    break;
+                }
+                case PRINTER_ERROR_OVER_HEAT: {
+                    AlertDialog.Builder dlg = new AlertDialog.Builder(mContext);
+                    dlg.setTitle(R.string.printer_overheat);
+                    dlg.setMessage(R.string.printer_overheat_summary);
+                    dlg.setCancelable(false);
+                    dlg.setPositiveButton(R.string.ok, new DialogInterface.OnClickListener(){
+                        @Override
+                        public void onClick(DialogInterface dialog, int whichButton) {
+                            mPrintBtn.setEnabled(true);
+                        }
+                    });
+                    dlg.show();
+                    break;
+                }
+                case PRINTER_ERROR_NO_BATTERY: {
+                    AlertDialog.Builder dlg = new AlertDialog.Builder(mContext);
+                    dlg.setTitle(R.string.printer_no_battery);
+                    dlg.setMessage(R.string.printer_no_battery_summary);
+                    dlg.setCancelable(false);
+                    dlg.setPositiveButton(R.string.ok, new DialogInterface.OnClickListener(){
+                        @Override
+                        public void onClick(DialogInterface dialog, int whichButton) {
+                            mPrintBtn.setEnabled(true);
+                        }
+                    });
+                    dlg.show();
+                    break;
+                }
+                case PRINTER_STATE_CHANGED:
+                    if (msg.arg1 == PosPrinter.PRINTER_STATE_PRINTING) {
+                        mPrintBtn.setEnabled(false);
+                    } else {
+                        mPrintBtn.setEnabled(true);
+                    }
+                    break;
+                default:
+                    break;
+            }
+        }
+    };
+
+    public QRDeviceInfoPreference(Context context, AttributeSet attributeSet) {
+        this(context, attributeSet, 0);
+    }
+
+    public QRDeviceInfoPreference(Context context, AttributeSet attributeSet, int paramInt) {
+        super(context, attributeSet, paramInt);
+        setLayoutResource(R.layout.qr_device_info_preference);
+        mContext = context;
+        mTelephonyManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
+        mDsn = mTelephonyManager.getDsn(mContext);
+        mPsn = mTelephonyManager.getPsn(mContext);
+        mSpVersion = PosAccessoryManager.getDefault().getSpVersion();
+
+        int ret = -1;
+        int numOfPrinter = PosPrinter.getNumberOfPrinters();
+        if (numOfPrinter > 0) {
+            mPrinter = PosPrinter.open();
+            if (mPrinter != null) {
+                mPrinter.setOnEventListener(mListener);
+                ret = 0;
+            }
+        }
+        if (ret == -1) {
+            Log.d(TAG, "no printer");
+        }
+    }
+
+    @Override
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
+
+        mPrintBtn = (Button) view.findViewById(R.id.print_button);
+        mPrintBtn.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                mHandler.post(mPrinterRunnable);
+            }
+        });
+
+        qrImgImageView = (ImageView) view.findViewById(R.id.iv_qr_image);
+        qrImgImageView.setEnabled(false);
+        qrImgImageView.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                showDialog();
+            }
+        });
+        qrImgImageView.setOnLongClickListener(new View.OnLongClickListener() {
+            @Override
+            public boolean onLongClick(View v) {
+                if (qrCodeBitmap != null) {
+                    print(qrCodeBitmap);
+                }
+                return true;
+            }
+        });
+
+        try {
+            String contentString = getDeviceInfo();
+            if (!TextUtils.isEmpty(contentString)) {
+                qrCodeBitmap = createQRCode(contentString, 350);
+                qrImgImageView.setImageBitmap(qrCodeBitmap);
+            }
+        } catch (WriterException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
+    }
+
+    private Bitmap createQRCode(String str,int widthAndHeight) throws WriterException {
+        Hashtable<EncodeHintType, String> hints = new Hashtable<EncodeHintType, String>();
+        hints.put(EncodeHintType.CHARACTER_SET, "utf-8");
+        BitMatrix matrix = new MultiFormatWriter().encode(str,
+                BarcodeFormat.QR_CODE, widthAndHeight, widthAndHeight);
+        int width = matrix.getWidth();
+        int height = matrix.getHeight();
+        int[] pixels = new int[width * height];
+
+        for (int y = 0; y < height; y++) {
+            for (int x = 0; x < width; x++) {
+                if (matrix.get(x, y)) {
+                    pixels[y * width + x] = BLACK;
+                }
+            }
+        }
+        Bitmap bitmap = Bitmap.createBitmap(width, height,
+                Bitmap.Config.ARGB_8888);
+        bitmap.setPixels(pixels, 0, width, 0, 0, width, height);
+
+        // add logo
+        Bitmap brandBitmap = BitmapFactory.decodeResource(mContext.getResources(), R.mipmap.company_logo);
+        if (brandBitmap != null) {
+            bitmap = addLogoToQRCode(bitmap, brandBitmap);
+        }
+        return bitmap;
+    }
+
+    private Bitmap addLogoToQRCode(Bitmap qrCodeBitmap, Bitmap logoBitmap) {
+        if (qrCodeBitmap == null) {
+            Log.d(TAG, "addLogoToQRCode::qrCodeBitmap is null");
+            return null;
+        }
+
+        if (logoBitmap == null) {
+            Log.d(TAG, "addLogoToQRCode::logoBitmap is null");
+            return qrCodeBitmap;
+        }
+
+        int qrWidth = qrCodeBitmap.getWidth();
+        int qrHeight = qrCodeBitmap.getHeight();
+        int logoWidth = logoBitmap.getWidth();
+        int logoHeight = logoBitmap.getHeight();
+
+        if (qrWidth == 0 || qrHeight == 0) {
+            Log.d(TAG, "addLogoToQRCode::qrCodeBitmap size is wrong");
+            return null;
+        }
+
+        if (logoWidth == 0 || logoHeight == 0) {
+            Log.d(TAG, "addLogoToQRCode::logoBitmap size is wrong");
+            return qrCodeBitmap;
+        }
+
+        float scaleFactor = qrWidth * 1.0f / 5 / logoWidth;
+        Bitmap resultBitmap = Bitmap.createBitmap(qrWidth, qrHeight, qrCodeBitmap.getConfig());
+        Canvas canvas = new Canvas(resultBitmap);
+        canvas.drawBitmap(qrCodeBitmap, 0, 0, null);
+
+        canvas.scale(scaleFactor, scaleFactor, qrWidth / 2, qrHeight / 2);
+        canvas.drawBitmap(logoBitmap, (qrWidth - logoWidth) / 2, (qrHeight - logoHeight) / 2, null);
+        canvas.save(Canvas.ALL_SAVE_FLAG);
+        canvas.restore();
+
+        return resultBitmap;
+    }
+
+    private void print(Bitmap bitmap) {
+        int num = PosPrinter.getNumberOfPrinters();
+        if (num > 0) {
+            mPrinter = PosPrinter.open();
+            mPrinter.printBitmap(bitmap);
+        }
+    }
+
+    private void showDialog() {
+        AlertDialog.Builder builder = new AlertDialog.Builder(mContext);
+        final View dialogView = LayoutInflater.from(mContext).inflate(R.layout.qr_device_info_preference, null);
+        ImageView mImageView = (ImageView) dialogView.findViewById(R.id.iv_qr_image);
+        mImageView.setImageBitmap(qrCodeBitmap);
+        builder.setView(dialogView);
+        builder.setPositiveButton(R.string.print_settings, new DialogInterface.OnClickListener() { 
+            @Override 
+            public void onClick(DialogInterface dialog, int which) {
+                if (qrCodeBitmap != null) {
+                    print(qrCodeBitmap);
+                }
+            } 
+        });
+        builder.show();
+    }
+
+    private String getDeviceInfo() {
+        String model = "Model:" + Build.MODEL;
+        String dsn = "DSN:" + mDsn;
+        String psn = "PSN:" + mPsn;
+        String ap_version = "AP:" + SystemProperties.get("ro.build.sw.version");
+        String sp_version = "SP:" + mSpVersion;
+        String modem_version = "Modem:" + Build.getRadioVersion();
+        StringBuilder sb = new StringBuilder();
+        sb.append(model + "\n");
+        sb.append(dsn + "\n");
+        sb.append(psn + "\n");
+        sb.append(ap_version + "\n");
+        sb.append(sp_version + "\n");
+        sb.append(modem_version + "\n");
+        return sb.toString();
+    }
+
+    private Runnable mPrinterRunnable = new Runnable(){
+        @Override
+        public void run() {
+            mPrinter.cleanCache();
+            PosPrinter.Parameters param = mPrinter.getParameters();
+
+            param.setPrintAlign(param.ALIGH_CENTER);
+            mPrinter.setParameters(param);
+            Bitmap brandBitmap = BitmapFactory.decodeResource(mContext.getResources(), R.mipmap.company_logo);
+            if (brandBitmap != null) {
+                mPrinter.addBitmapToCache(brandBitmap);
+            }
+
+            param.setFontSize(30);
+            param.setPrintAlign(param.ALIGH_CENTER);
+            param.setFontName(Environment.getRootDirectory().toString() + "/fonts/DroidSansMono.ttf");
+            param.setFontEffet(param.EFFECT_BOLD);
+            mPrinter.setParameters(param);
+            mPrinter.addTextToCurCache("---" + mContext.getResources().getString(R.string.device_info) + "---");
+            
+            param.setFontSize(24);
+            param.setPrintAlign(param.ALIGH_LEFT);
+            param.setFontName(Environment.getRootDirectory().toString() + "/fonts/Roboto-Italic.ttf");
+            param.setFontEffet(param.EFFECT_NONE);
+            mPrinter.setParameters(param);
+            mPrinter.addTextToCurCache("Model: " + Build.MODEL);
+            mPrinter.addTextToCurCache("AP: " + SystemProperties.get("ro.build.sw.version"));
+            mPrinter.addTextToCurCache("SP: " + mSpVersion);
+            mPrinter.addTextToCurCache("DSN: " + mDsn);
+            mPrinter.addTextToCurCache("PSN: " + mPsn);
+            mPrinter.addTextToCurCache("Modem: " + Build.getRadioVersion());
+
+            param.setFontSize(18);
+            param.setPrintAlign(param.ALIGH_CENTER);
+            param.setFontName(Environment.getRootDirectory().toString() + "/fonts/DroidSansMono.ttf");
+            param.setFontEffet(param.EFFECT_LEAN);
+            mPrinter.setParameters(param);
+            mPrinter.addTextToCurCache("-----" + mContext.getResources().getString(R.string.website) + "-----");
+
+            if (qrCodeBitmap != null) {
+                mPrinter.addBitmapToCache(qrCodeBitmap);
+            }
+            mPrinter.addTextToCurCache("\n\n\n");
+            mPrinter.print();
+        }
+    };
+}

4. 控制preference是否显示

Index: vendor/mediatek/proprietary/packages/apps/MtkSettings/res/values/config.xml
===================================================================
--- vendor/mediatek/proprietary/packages/apps/MtkSettings/res/values/config.xml	(版本 346)
+++ vendor/mediatek/proprietary/packages/apps/MtkSettings/res/values/config.xml	(版本 347)
@@ -649,4 +649,6 @@
 
+
+    <bool name="config_show_qr_info">true</bool>
 </resources>

Index: vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/deviceinfo/QRDeviceInfoPreferenceController.java
===================================================================
--- vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/deviceinfo/QRDeviceInfoPreferenceController.java	(不存在的)
+++ vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/deviceinfo/QRDeviceInfoPreferenceController.java	(版本 347)
@@ -0,0 +1,35 @@
+package com.android.settings.deviceinfo;
+
+import android.content.Context;
+import androidx.preference.PreferenceScreen;
+
+import com.android.settings.R;
+import com.android.settings.core.BasePreferenceController;
+import com.android.settings.widget.QRDeviceInfoPreference;
+
+public class QRDeviceInfoPreferenceController extends BasePreferenceController {
+    private static final String PREF_KEY = "qr_info";
+    private QRDeviceInfoPreference mPreference;
+
+    public QRDeviceInfoPreferenceController(Context context) {
+        super(context, PREF_KEY);
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        mPreference = (QRDeviceInfoPreference) screen.findPreference(PREF_KEY);
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return mContext.getResources()
+                .getBoolean(R.bool.config_show_qr_info)
+                ? AVAILABLE : DISABLED_FOR_USER;
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return PREF_KEY;
+    }
+}

5. 相关字串

Index: vendor/mediatek/proprietary/packages/apps/MtkSettings/res/values/strings.xml
===================================================================
--- vendor/mediatek/proprietary/packages/apps/MtkSettings/res/values/strings.xml	(版本 346)
+++ vendor/mediatek/proprietary/packages/apps/MtkSettings/res/values/strings.xml	(版本 347)
@@ -364,4 +364,15 @@
+
+    <string name="print">print</string>
+    <string name="reload_paper">reload paper</string>
+    <string name="dlg_cancel">cancel</string>
+    <string name="been_installed_paper">paper ready</string>
+    <string name="printer_overheat">printer overheat</string>
+    <string name="printer_overheat_summary">printer overheat, please try again later</string>
+    <string name="printer_no_battery">printer no battery</string>
+    <string name="printer_no_battery_summary">no battery, please install the battery and try again</string>
+    <string name="device_info">DEVICE INFO</string>
+    <string name="website">www.xxx.cn</string>
 </resources>

Index: vendor/mediatek/proprietary/packages/apps/MtkSettings/res/values-zh-rCN/strings.xml
===================================================================
--- vendor/mediatek/proprietary/packages/apps/MtkSettings/res/values-zh-rCN/strings.xml	(版本 346)
+++ vendor/mediatek/proprietary/packages/apps/MtkSettings/res/values-zh-rCN/strings.xml	(版本 347)
@@ -386,4 +386,15 @@
+    <string name="print">打印</string>
+    <string name="reload_paper">请重新装纸</string>
+    <string name="dlg_cancel">"取消"</string>
+    <string name="been_installed_paper">已经装好纸</string>
+    <string name="printer_overheat">温度过热</string>
+    <string name="printer_overheat_summary">打印机温度过热,请稍候再试</string>
+    <string name="printer_no_battery">没有电池</string>
+    <string name="printer_no_battery_summary">未安装电池,请安装电池再试</string>
+    <string name="no_printer">没有找到打印机</string>
+    <string name="no_printer_summary">没有找到打印机,请检查打印硬件是否正常</string>
+    <string name="device_info">设备信息</string>
 </resources>

本文来自互联网用户投稿,该文观点仅代表作者本人,不代表本站立场。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如若转载,请注明出处:/a/968620.html

如若内容造成侵权/违法违规/事实不符,请联系我们进行投诉反馈qq邮箱809451989@qq.com,一经查实,立即删除!

相关文章

自动化遇到的问题记录(遇到问题就更)

总结回归下自己这边遇到的一些问题 “EOF错误”&#xff0c;获取不到csv里面的内容 跑多csv文件里的场景&#xff0c;部分场景的请求值为 1、检查csv文件里不能直接是[]开头的参数&#xff0c;把[]改到ms平台的请求参数里 2、有时可能是某个参数值缺了双引号的其中一边 met…

LabVIEW软件需求开发文档参考

在项目开发的工作历程中&#xff0c;精准把握项目需求无疑是成功打造整个项目的首要关键步骤&#xff0c;同时也是一个至关重要且不可忽视的核心环节。明确且详尽的项目需求就如同建筑的基石&#xff0c;为后续的设计、开发、测试等一系列工作提供了坚实的支撑和清晰的指引。倘…

【JVM详解五】JVM性能调优

示例&#xff1a; 配置JVM参数运行 #前台运行 java -XX:MetaspaceSize-128m -XX:MaxMetaspaceSize-128m -Xms1024m -Xmx1024m -Xmn256m -Xss256k -XX:SurvivorRatio8 - XX:UseConcMarkSweepGC -jar /jar包路径 #后台运行 nohup java -XX:MetaspaceSize-128m -XX:MaxMetaspaceS…

android studio下载安装汉化-Flutter安装

1、下载android studio官方地址&#xff1a;&#xff08;这个网址可能直接打不开&#xff0c;需要VPN&#xff09; https://developer.android.com/studio?hlzh-cn mac版本分为X86和arm版本&#xff0c;电脑显示芯片是Inter的就是x86的&#xff0c;显示m1和m2的就是arm的 …

(2025)深度分析DeepSeek-R1开源的6种蒸馏模型之间的逻辑处理和编写代码能力区别以及配置要求,并与ChatGPT进行对比(附本地部署教程)

(2025)通过Ollama光速部署本地DeepSeek-R1模型(支持Windows10/11)_deepseek猫娘咒语-CSDN博客文章浏览阅读1k次&#xff0c;点赞19次&#xff0c;收藏9次。通过Ollama光速部署本地DeepSeek-R1(支持Windows10/11)_deepseek猫娘咒语https://blog.csdn.net/m0_70478643/article/de…

【深度学习入门实战】基于Keras的手写数字识别实战(附完整可视化分析)

​ 本人主页:机器学习司猫白 ok,话不多说,我们进入正题吧 项目概述 本案例使用经典的MNIST手写数字数据集,通过Keras构建全连接神经网络,实现0-9数字的分类识别。文章将包含: 关键概念图解完整实现代码训练过程可视化模型效果深度分析环境准备 import numpy as np impo…

kafka生产端之架构及工作原理

文章目录 整体架构元数据更新 整体架构 消息在真正发往Kafka之前&#xff0c;有可能需要经历拦截器&#xff08;Interceptor&#xff09;、序列化器&#xff08;Serializer&#xff09;和分区器&#xff08;Partitioner&#xff09;等一系列的作用&#xff0c;那么在此之后又会…

docker compose部署flink集群

本次部署2个jobmanager和3个taskmanager 一、部署zookeeper集群 flink使用zookeeper用作高可用 部署集群参考&#xff1a;docker compose部署zookeeper集群-CSDN博客 二、创建目录及配置文件 创建timezone文件&#xff0c;内容填写Asia/Shanghai 手动创建目录&#xff1a…

3dtiles——Cesium ion for Autodesk Revit Add-In插件

一、说明&#xff1a; Cesium已经支持3dtiles的模型格式转换&#xff1b; 可以从Cesium官方Aesset中上传gltf等格式文件转换为3dtiles&#xff1b; 也可以下载插件&#xff08;例如revit-cesium插件&#xff09;转换并自动上传到Cesium官方Aseet中。 Revit转3dtiles插件使用…

html文件怎么转换成pdf文件,2025最新教程

将HTML文件转换成PDF文件&#xff0c;可以采取以下几种方法&#xff1a; 一、使用浏览器内置功能 打开HTML文件&#xff1a;在Chrome、Firefox、IE等浏览器中打开需要转换的HTML文件。打印对话框&#xff1a;按下CtrlP&#xff08;Windows&#xff09;或CommandP&#xff08;M…

Linux(socket网络编程)TCP连接

Linux&#xff08;socket网络编程&#xff09;TCP连接 基础文件目录函数系统进程控制函数fork()exec系列函数void abort(void)void assert(int expression)void exit(int status)void _exit(int status)int atexit(void (*func)(void))int on_exit(void (*function)(int,void*)…

GeekPad智慧屏编程控制(二)

前面已经实现了智慧屏开关的控制了&#xff0c;接下来再继续实现消息的订阅。 先如下图所示增加几个控件&#xff0c;一个按钮&#xff0c;2个文本框&#xff0c;其中右下角的文本框显示的内容会比较多&#xff0c;需要打开多行和右侧滚动条。 然后添加订阅消息的事件&#xf…

Postgresql 开发环境搭建指南(WindowsLinux)

一、Postgresql 简介 PostgreSQL 是一个免费的对象-关系数据库服务器(ORDBMS)&#xff0c;在灵活的BSD许可证下发行。 RDBMS 是关系数据库管理系统&#xff0c;是建立实体之间的联系&#xff0c;最后得到的是关系表。 ORDBMS在原来关系数据库的基础上&#xff0c;增加了一些新…

设备智能化无线通信,ESP32-C2物联网方案,小尺寸芯片实现大功能

在科技飞速发展的当下&#xff0c;我们的生活正被各类智能设备悄然改变&#xff0c;它们如同一位位无声的助手&#xff0c;渗透到我们生活的每一个角落&#xff0c;让生活变得更加便捷和丰富多彩。 智能插座、智能照明和简单家电设备在家居领域的应用&#xff0c;为我们的生活…

Unity 编辑器热更C# FastScriptReload

工具源码&#xff1a;https://github.com/handzlikchris/FastScriptReload 介绍 用于运行时修改C#后能快速重新编译C#并生效&#xff0c;避免每次改C#&#xff0c;unity全部代码重新编译&#xff0c;耗时旧且需要重启游戏。 使用 需要手动调整AssetPipeline自动刷新模式&…

kbengine服务器和 数据库 系统路径配置

一、服务器 系统路径配置 二、mysql5.7.44 系统路径配置 mysql 压缩包安装方式 解压压缩包&#xff0c;将解压路径加入 系统环境。 或者 系统变量新增 变量名&#xff1a;MYSQL_HOME 变量值&#xff1a;C:\MyPrograms\mysql-8.0.12-winx64修改系统变量的 path 变量&#xff…

AI代码生成器如何重塑前端开发的工作环境

近年来&#xff0c;人工智能&#xff08;AI&#xff09;技术迅猛发展&#xff0c;深刻地改变着各行各业的工作方式。在软件开发领域&#xff0c;AI写代码工具的出现更是掀起了一场革命&#xff0c;尤其对前端开发工程师的工作环境和协作方式产生了深远的影响。本文将深入探讨AI…

前端可以不用依赖后端实现导出大数据了

theme: channing-cyan hightlight: channing-cyan 前言 在我们公司表格数据导出都是前端去处理。一开始数据量不大&#xff0c;倒没什么问题。但随着数据量的加大&#xff0c;问题也逐渐暴露出来。 一天的数据量有一来万条&#xff0c;导出一定时间范围的数据&#xff0c;30…

本地部署DeepSeek Nodejs版

目录 1.下载 Ollama 2.下载DeepSeek模型 3.下载 ollama.js 1.下载 Ollama https://ollama.com/ 下载之后点击安装&#xff0c;等待安装成功后&#xff0c;打开cmd窗口&#xff0c;输入以下指令&#xff1a; ollama -v 如果显示了版本号&#xff0c;则代表已经下载成功了。…

C++ Primer 迭代语句

欢迎阅读我的 【CPrimer】专栏 专栏简介&#xff1a;本专栏主要面向C初学者&#xff0c;解释C的一些基本概念和基础语言特性&#xff0c;涉及C标准库的用法&#xff0c;面向对象特性&#xff0c;泛型特性高级用法。通过使用标准库中定义的抽象设施&#xff0c;使你更加适应高级…