Android 意图相关

getInstallAppIntent         : 获取安装App(支持6.0)的意图
getUninstallAppIntent       : 获取卸载App的意图
getLaunchAppIntent          : 获取打开App的意图
getAppDetailsSettingsIntent : 获取App具体设置的意图
getShareTextIntent          : 获取分享文本的意图
getShareImageIntent         : 获取分享图片的意图
getComponentIntent          : 获取其他应用组件的意图
getShutdownIntent           : 获取关机的意图
getCaptureIntent            : 获取拍照的意图



public class IntentUtils {

    private IntentUtils() {
        throw new UnsupportedOperationException("u can't fuck me...");
    }

    /**
     * 获取安装App(支持6.0)的意图
     *
     * @param filePath 文件路径
     * @return intent
     */
    public static Intent getInstallAppIntent(String filePath) {
        return getInstallAppIntent(FileUtils.getFileByPath(filePath));
    }

    /**
     * 获取安装App(支持6.0)的意图
     *
     * @param file 文件
     * @return intent
     */
    public static Intent getInstallAppIntent(File file) {
        if (file == null) return null;
        Intent intent = new Intent(Intent.ACTION_VIEW);
        String type;
        if (Build.VERSION.SDK_INT < 23) {
            type = "application/vnd.android.package-archive";
        } else {
            type = MimeTypeMap.getSingleton().getMimeTypeFromExtension(FileUtils.getFileExtension(file));
        }
        intent.setDataAndType(Uri.fromFile(file), type);
        return intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
    }

    /**
     * 获取卸载App的意图
     *
     * @param packageName 包名
     * @return intent
     */
    public static Intent getUninstallAppIntent(String packageName) {
        Intent intent = new Intent(Intent.ACTION_DELETE);
        intent.setData(Uri.parse("package:" + packageName));
        return intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
    }

    /**
     * 获取打开App的意图
     *
     * @param context     上下文
     * @param packageName 包名
     * @return intent
     */
    public static Intent getLaunchAppIntent(Context context, String packageName) {
        return context.getPackageManager().getLaunchIntentForPackage(packageName);
    }

    /**
     * 获取App具体设置的意图
     *
     * @param packageName 包名
     * @return intent
     */
    public static Intent getAppDetailsSettingsIntent(String packageName) {
        Intent intent = new Intent("android.settings.APPLICATION_DETAILS_SETTINGS");
        intent.setData(Uri.parse("package:" + packageName));
        return intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
    }

    /**
     * 获取分享文本的意图
     *
     * @param content 分享文本
     * @return intent
     */
    public static Intent getShareTextIntent(String content) {
        Intent intent = new Intent(Intent.ACTION_SEND);
        intent.setType("text/plain");
        intent.putExtra(Intent.EXTRA_TEXT, content);
        return intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
    }

    /**
     * 获取分享图片的意图
     *
     * @param content   文本
     * @param imagePath 图片文件路径
     * @return intent
     */
    public static Intent getShareImageIntent(String content, String imagePath) {
        return getShareImageIntent(content, FileUtils.getFileByPath(imagePath));
    }

    /**
     * 获取分享图片的意图
     *
     * @param content 文本
     * @param image   图片文件
     * @return intent
     */
    public static Intent getShareImageIntent(String content, File image) {
        if (!FileUtils.isFileExists(image)) return null;
        return getShareImageIntent(content, Uri.fromFile(image));
    }

    /**
     * 获取分享图片的意图
     *
     * @param content 分享文本
     * @param uri     图片uri
     * @return intent
     */
    public static Intent getShareImageIntent(String content, Uri uri) {
        Intent intent = new Intent(Intent.ACTION_SEND);
        intent.putExtra(Intent.EXTRA_TEXT, content);
        intent.putExtra(Intent.EXTRA_STREAM, uri);
        intent.setType("image/*");
        return intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
    }

    /**
     * 获取其他应用组件的意图
     *
     * @param packageName 包名
     * @param className   全类名
     * @return intent
     */
    public static Intent getComponentIntent(String packageName, String className) {
        return getComponentIntent(packageName, className, null);
    }

    /**
     * 获取其他应用组件的意图
     *
     * @param packageName 包名
     * @param className   全类名
     * @param bundle      bundle
     * @return intent
     */
    public static Intent getComponentIntent(String packageName, String className, Bundle bundle) {
        Intent intent = new Intent(Intent.ACTION_VIEW);
        if (bundle != null) intent.putExtras(bundle);
        ComponentName cn = new ComponentName(packageName, className);
        intent.setComponent(cn);
        return intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
    }

    /**
     * 获取关机的意图
     * <p>需添加权限 {@code <uses-permission android:name="android.permission.SHUTDOWN"/>}</p>
     *
     * @return intent
     */
    public static Intent getShutdownIntent() {
        Intent intent = new Intent(Intent.ACTION_SHUTDOWN);
        return intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
    }

    /**
     * 获取拍照的意图
     *
     * @param outUri 输出的uri
     * @return 拍照的意图
     */
    public static Intent getCaptureIntent(Uri outUri) {
        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        intent.putExtra(MediaStore.EXTRA_OUTPUT, outUri);
        return intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_ACTIVITY_NEW_TASK);
    }
/*
    *//**
     * 获取选择照片的Intent
     *
     * @return
     *//*
    public static Intent getPickIntentWithGallery() {
        Intent intent = new Intent(Intent.ACTION_PICK);
        return intent.setType("image*//*");
    }

    *//**
     * 获取从文件中选择照片的Intent
     *
     * @return
     *//*
    public static Intent getPickIntentWithDocuments() {
        Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
        return intent.setType("image*//*");
    }


    public static Intent buildImageGetIntent(Uri saveTo, int outputX, int outputY, boolean returnData) {
        return buildImageGetIntent(saveTo, 1, 1, outputX, outputY, returnData);
    }

    public static Intent buildImageGetIntent(Uri saveTo, int aspectX, int aspectY,
                                             int outputX, int outputY, boolean returnData) {
        Intent intent = new Intent();
        if (Build.VERSION.SDK_INT < 19) {
            intent.setAction(Intent.ACTION_GET_CONTENT);
        } else {
            intent.setAction(Intent.ACTION_OPEN_DOCUMENT);
            intent.addCategory(Intent.CATEGORY_OPENABLE);
        }
        intent.setType("image*//*");
        intent.putExtra("output", saveTo);
        intent.putExtra("aspectX", aspectX);
        intent.putExtra("aspectY", aspectY);
        intent.putExtra("outputX", outputX);
        intent.putExtra("outputY", outputY);
        intent.putExtra("scale", true);
        intent.putExtra("return-data", returnData);
        intent.putExtra("outputFormat", Bitmap.CompressFormat.PNG.toString());
        return intent;
    }

    public static Intent buildImageCropIntent(Uri uriFrom, Uri uriTo, int outputX, int outputY, boolean returnData) {
        return buildImageCropIntent(uriFrom, uriTo, 1, 1, outputX, outputY, returnData);
    }

    public static Intent buildImageCropIntent(Uri uriFrom, Uri uriTo, int aspectX, int aspectY,
                                              int outputX, int outputY, boolean returnData) {
        Intent intent = new Intent("com.android.camera.action.CROP");
        intent.setDataAndType(uriFrom, "image*//*");
        intent.putExtra("crop", "true");
        intent.putExtra("output", uriTo);
        intent.putExtra("aspectX", aspectX);
        intent.putExtra("aspectY", aspectY);
        intent.putExtra("outputX", outputX);
        intent.putExtra("outputY", outputY);
        intent.putExtra("scale", true);
        intent.putExtra("return-data", returnData);
        intent.putExtra("outputFormat", Bitmap.CompressFormat.PNG.toString());
        return intent;
    }

    public static Intent buildImageCaptureIntent(Uri uri) {
        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
        return intent;
    }*/
}