总结下Intent可以打开的系统项

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[代码]java代码：

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/**      * 调用系统浏览器      *      * @param   context      * @param   url      */     public static void openWeb(Context   context, String url) {         //   调用浏览器         Uri   webViewUri = Uri.parse(url);         Intent   intent = new Intent(Intent.ACTION_VIEW,   webViewUri);         context.startActivity(intent);     }

[代码]java代码：

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/**      * 调用拨号界面      * 5.21 1000      * 1.31 1000      * @param   context      * @param   tel      */     public static void openCall(Context   context, String tel) {         Uri   uri = Uri.parse("tel:" + tel);         Intent   it = new Intent(Intent.ACTION_DIAL,   uri);         context.startActivity(it);     }

[代码]java代码：

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/**      * 直接拨打电话 需要权限 <uses-permission   id="android.permission.CALL_PHONE">      *      * @param   context      * @param   tel      */     public static void Call(Context   context, String tel) {         Uri   uri = Uri.parse("tel:" + tel);         Intent   it = new Intent(Intent.ACTION_CALL,   uri);         context.startActivity(it);     }</uses-permission>

[代码]java代码：

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/**      * 打开apk      *      * @param   context      * @param   path      */     public static void openApk(Context   context, String path) {         Intent   intent = new Intent(Intent.ACTION_VIEW);         intent.setDataAndType(Uri.fromFile(new File(path)), "application/vnd.android.package-archive");         context.startActivity(intent);     }

[代码]java代码：

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/**      * 打开录音机      *      * @param   context      */     public static void openRecord(Context   context) {         Intent   mi = new Intent(Media.RECORD_SOUND_ACTION);         context.startActivity(mi);     }

[代码]java代码：

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/**      * 打开联系人列表      *      * @param   activity      * @param   requestCode      */     public static void openPeople(Activity   activity, int requestCode)   {         Intent   i = new Intent();         i.setAction(Intent.ACTION_GET_CONTENT);         i.setType("vnd.android.cursor.item/phone");         activity.startActivityForResult(i,   requestCode);     }

[代码]java代码：

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/**      * 打开联系人列表      *      * @param   activity      * @param   requestCode      */     public static void openPeople2(Activity   activity, int requestCode)   {         Uri   uri = Uri.parse("content://contacts/people");         Intent   it = new Intent(Intent.ACTION_PICK,   uri);         activity.startActivityForResult(it,   requestCode);     }

[代码]java代码：

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/**      * 打开系统设置      *      * @param   activity      * @param   action      */     public static void openSetting(Activity   activity, String action) {         /**          *   com.android.settings.AccessibilitySettings 辅助功能设置          *   com.android.settings.ActivityPicker 选择活动          *   com.android.settings.ApnSettings APN设置          *   com.android.settings.ApplicationSettings 应用程序设置          *   com.android.settings.BandMode 设置GSM/UMTS波段          *   com.android.settings.BatteryInfo 电池信息          *   com.android.settings.DateTimeSettings 日期和时间设置          *   com.android.settings.DateTimeSettingsSetupWizard 日期和时间设置          *   com.android.settings.DevelopmentSettings 应用程序设置=》开发设置          *   com.android.settings.DeviceAdminSettings 设备管理器          *   com.android.settings.DeviceInfoSettings 关于手机          *   com.android.settings.Display 显示——设置显示字体大小及预览          *   com.android.settings.DisplaySettings 显示设置          *   com.android.settings.DockSettings 底座设置          *   com.android.settings.IccLockSettings SIM卡锁定设置          *   com.android.settings.InstalledAppDetails 语言和键盘设置          *   com.android.settings.LanguageSettings 语言和键盘设置          *   com.android.settings.LocalePicker 选择手机语言          *   com.android.settings.LocalePickerInSetupWizard 选择手机语言          *   com.android.settings.ManageApplications 已下载（安装）软件列表          *   com.android.settings.MasterClear 恢复出厂设置          *   com.android.settings.MediaFormat 格式化手机闪存          *   com.android.settings.PhysicalKeyboardSettings 设置键盘          *   com.android.settings.PrivacySettings 隐私设置          *   com.android.settings.ProxySelector 代理设置          *   com.android.settings.RadioInfo 手机信息          *   com.android.settings.RunningServices 正在运行的程序（服务）          *   com.android.settings.SecuritySettings 位置和安全设置          *   com.android.settings.Settings 系统设置          *   com.android.settings.SettingsSafetyLegalActivity 安全信息          *   com.android.settings.SoundSettings 声音设置          *   com.android.settings.TestingSettings 测试——显示手机信息、电池信息、使用情况统计、Wifi          *   information、服务信息 com.android.settings.TetherSettings 绑定与便携式热点          *   com.android.settings.TextToSpeechSettings 文字转语音设置          *   com.android.settings.UsageStats 使用情况统计          *   com.android.settings.UserDictionarySettings 用户词典          *   com.android.settings.VoiceInputOutputSettings 语音输入与输出设置          *   com.android.settings.WirelessSettings 无线和网络设置          */         Intent   intent = new Intent();         ComponentName   comp = new ComponentName("com.android.settings",   action);         intent.setComponent(comp);         intent.setAction("android.intent.action.VIEW");         activity.startActivityForResult(intent,   0);     }

原文链接：http://www.apkbus.com/blog-625356-62443.html