Android打开特定文件,例如自动安装APK程序
2012-10-10 12:06
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public static Intent openFile(String filePath){
File file = new File(filePath);
if(!file.exists()) return null;
/* 取得扩展名 */
String end=file.getName().substring(file.getName().lastIndexOf(".") + 1,file.getName().length()).toLowerCase();
/* 依扩展名的类型决定MimeType */
if(end.equals("m4a")||end.equals("mp3")||end.equals("mid")||
end.equals("xmf")||end.equals("ogg")||end.equals("wav")){
return getAudioFileIntent(filePath);
}else if(end.equals("3gp")||end.equals("mp4")){
return getAudioFileIntent(filePath);
}else if(end.equals("jpg")||end.equals("gif")||end.equals("png")||
end.equals("jpeg")||end.equals("bmp")){
return getImageFileIntent(filePath);
}else if(end.equals("apk")){
return getApkFileIntent(filePath);
}else if(end.equals("ppt")){
return getPptFileIntent(filePath);
}else if(end.equals("xls")){
return getExcelFileIntent(filePath);
}else if(end.equals("doc")){
return getWordFileIntent(filePath);
}else if(end.equals("pdf")){
return getPdfFileIntent(filePath);
}else if(end.equals("chm")){
return getChmFileIntent(filePath);
}else if(end.equals("txt")){
return getTextFileIntent(filePath,false);
}else{
return getAllIntent(filePath);
}
}
//Android获取一个用于打开APK文件的intent
public static Intent getAllIntent( String param ) {
Intent intent = new Intent();
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
intent.setAction(android.content.Intent.ACTION_VIEW);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri,"*/*");
return intent;
}
//Android获取一个用于打开APK文件的intent
public static Intent getApkFileIntent( String param ) {
Intent intent = new Intent();
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
intent.setAction(android.content.Intent.ACTION_VIEW);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri,"application/vnd.android.package-archive");
return intent;
}
//Android获取一个用于打开VIDEO文件的intent
public static Intent getVideoFileIntent( String param ) {
Intent intent = new Intent("android.intent.action.VIEW");
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
intent.putExtra("oneshot", 0);
intent.putExtra("configchange", 0);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "video/*");
return intent;
}
//Android获取一个用于打开AUDIO文件的intent
public static Intent getAudioFileIntent( String param ){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
intent.putExtra("oneshot", 0);
intent.putExtra("configchange", 0);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "audio/*");
return intent;
}
//Android获取一个用于打开Html文件的intent
public static Intent getHtmlFileIntent( String param ){
Uri uri = Uri.parse(param ).buildUpon().encodedAuthority("com.android.htmlfileprovider").scheme("content").encodedPath(param ).build();
Intent intent = new Intent("android.intent.action.VIEW");
intent.setDataAndType(uri, "text/html");
return intent;
}
//Android获取一个用于打开图片文件的intent
public static Intent getImageFileIntent( String param ) {
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "image/*");
return intent;
}
//Android获取一个用于打开PPT文件的intent
public static Intent getPptFileIntent( String param ){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "application/vnd.ms-powerpoint");
return intent;
}
//Android获取一个用于打开Excel文件的intent
public static Intent getExcelFileIntent( String param ){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "application/vnd.ms-excel");
return intent;
}
//Android获取一个用于打开Word文件的intent
public static Intent getWordFileIntent( String param ){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "application/msword");
return intent;
}
//Android获取一个用于打开CHM文件的intent
public static Intent getChmFileIntent( String param ){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "application/x-chm");
return intent;
}
//Android获取一个用于打开文本文件的intent
public static Intent getTextFileIntent( String param, boolean paramBoolean){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
if (paramBoolean){
Uri uri1 = Uri.parse(param );
intent.setDataAndType(uri1, "text/plain");
}else{
Uri uri2 = Uri.fromFile(new File(param ));
intent.setDataAndType(uri2, "text/plain");
}
return intent;
}
//Android获取一个用于打开PDF文件的intent
public static Intent getPdfFileIntent( String param ){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "application/pdf");
return intent;
}
原文出处:http://blog.csdn.net/weich_java/article/details/7002829
File file = new File(filePath);
if(!file.exists()) return null;
/* 取得扩展名 */
String end=file.getName().substring(file.getName().lastIndexOf(".") + 1,file.getName().length()).toLowerCase();
/* 依扩展名的类型决定MimeType */
if(end.equals("m4a")||end.equals("mp3")||end.equals("mid")||
end.equals("xmf")||end.equals("ogg")||end.equals("wav")){
return getAudioFileIntent(filePath);
}else if(end.equals("3gp")||end.equals("mp4")){
return getAudioFileIntent(filePath);
}else if(end.equals("jpg")||end.equals("gif")||end.equals("png")||
end.equals("jpeg")||end.equals("bmp")){
return getImageFileIntent(filePath);
}else if(end.equals("apk")){
return getApkFileIntent(filePath);
}else if(end.equals("ppt")){
return getPptFileIntent(filePath);
}else if(end.equals("xls")){
return getExcelFileIntent(filePath);
}else if(end.equals("doc")){
return getWordFileIntent(filePath);
}else if(end.equals("pdf")){
return getPdfFileIntent(filePath);
}else if(end.equals("chm")){
return getChmFileIntent(filePath);
}else if(end.equals("txt")){
return getTextFileIntent(filePath,false);
}else{
return getAllIntent(filePath);
}
}
//Android获取一个用于打开APK文件的intent
public static Intent getAllIntent( String param ) {
Intent intent = new Intent();
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
intent.setAction(android.content.Intent.ACTION_VIEW);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri,"*/*");
return intent;
}
//Android获取一个用于打开APK文件的intent
public static Intent getApkFileIntent( String param ) {
Intent intent = new Intent();
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
intent.setAction(android.content.Intent.ACTION_VIEW);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri,"application/vnd.android.package-archive");
return intent;
}
//Android获取一个用于打开VIDEO文件的intent
public static Intent getVideoFileIntent( String param ) {
Intent intent = new Intent("android.intent.action.VIEW");
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
intent.putExtra("oneshot", 0);
intent.putExtra("configchange", 0);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "video/*");
return intent;
}
//Android获取一个用于打开AUDIO文件的intent
public static Intent getAudioFileIntent( String param ){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
intent.putExtra("oneshot", 0);
intent.putExtra("configchange", 0);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "audio/*");
return intent;
}
//Android获取一个用于打开Html文件的intent
public static Intent getHtmlFileIntent( String param ){
Uri uri = Uri.parse(param ).buildUpon().encodedAuthority("com.android.htmlfileprovider").scheme("content").encodedPath(param ).build();
Intent intent = new Intent("android.intent.action.VIEW");
intent.setDataAndType(uri, "text/html");
return intent;
}
//Android获取一个用于打开图片文件的intent
public static Intent getImageFileIntent( String param ) {
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "image/*");
return intent;
}
//Android获取一个用于打开PPT文件的intent
public static Intent getPptFileIntent( String param ){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "application/vnd.ms-powerpoint");
return intent;
}
//Android获取一个用于打开Excel文件的intent
public static Intent getExcelFileIntent( String param ){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "application/vnd.ms-excel");
return intent;
}
//Android获取一个用于打开Word文件的intent
public static Intent getWordFileIntent( String param ){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "application/msword");
return intent;
}
//Android获取一个用于打开CHM文件的intent
public static Intent getChmFileIntent( String param ){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "application/x-chm");
return intent;
}
//Android获取一个用于打开文本文件的intent
public static Intent getTextFileIntent( String param, boolean paramBoolean){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
if (paramBoolean){
Uri uri1 = Uri.parse(param );
intent.setDataAndType(uri1, "text/plain");
}else{
Uri uri2 = Uri.fromFile(new File(param ));
intent.setDataAndType(uri2, "text/plain");
}
return intent;
}
//Android获取一个用于打开PDF文件的intent
public static Intent getPdfFileIntent( String param ){
Intent intent = new Intent("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
Uri uri = Uri.fromFile(new File(param ));
intent.setDataAndType(uri, "application/pdf");
return intent;
}
原文出处:http://blog.csdn.net/weich_java/article/details/7002829
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