As I said at the very start of this, Android doesn't know anything about file extensions. There are some applications (like the browser) that have some tables mapping common file extensions to MIME types, but there is no support at all for file extensions in the platform itself.
On Thu, Jul 23, 2009 at 2:41 AM, BouHu <petrov....@gmail.com> wrote: > > Exactly, but file manager can't fill "type" information of the intent > because it has no information about custom MIME type and there is no > way to get it by file extension or something like that. e.g. I want to > register MIME type "mytype" for the files with extension of > "*.mytype", so i create an activity with intent filter and specify > Mime type for it as "misc/mytype". Now, since i know this type, i can > open an activity with type of "misc/mytype" by fillinf type of an > intent appropriately . File manager can't find MIME for file extension > "mytype", or, at least, i couldn't find the way do it. The only way to > bind MIME with file extension i've found is MymeTypeMap, but all the > values there are hardcoded during creation. So the question is how to > broadcast new MIME type for the new file extension so that file > managers could fill intent properly. > > Thanks in advance. > > On 23 июл, 12:58, Dianne Hackborn <hack...@android.com> wrote: > > It's the exact same thing. startActivity() is called with a VIEW action > > whose MIME type is the type of data to be viewed. > > > > > > > > On Wed, Jul 22, 2009 at 11:44 PM, BouHu <petrov....@gmail.com> wrote: > > > > > Thanks for reply, but Notepad list activity handles its own types, > > > while the thing i'm interested in is related with third party > > > applications like file managers, which are already exist for Android > > > platform, and the main goal to achieve is to find the way to start my > > > activity when specific file is selected to view with Action.VIEW > > > intent. > > > > > On 22 июл, 20:06, Dianne Hackborn <hack...@android.com> wrote: > > > > Look at the NotePad sample app. > > > > > > On Tue, Jul 21, 2009 at 12:29 AM, Dmitry Manayev > > > > <dmitry.mana...@gmail.com>wrote: > > > > > > > Sorry,could you tell me more about registering new MIME types in > > > > > Android. > > > > > Please add a code sample registering a new MIME type with specific > > > > > format. > > > > > > > On 21 июл, 01:01, Dianne Hackborn <hack...@android.com> wrote: > > > > > > It is automatically "registered" by virtue of being in your > manifest, > > > > > > insofar as when someone tries to launch an activity matching your > > > intent > > > > > > filter then your activity will be found. > > > > > > > > On Mon, Jul 20, 2009 at 1:43 PM, Dmitry Manayev < > > > > > dmitry.mana...@gmail.com>wrote: > > > > > > > > > Thanks for reply. > > > > > > > > > So if i registry this new MIME type,how and when it would be > added > > > to > > > > > > > Android? > > > > > > > //Comap is based on xml. > > > > > > > > > On 20 июл, 23:50, Dianne Hackborn <hack...@android.com> wrote: > > > > > > > > Android doesn't know anything about file extensions, only > MIME > > > types. > > > > > > > > > > On Mon, Jul 20, 2009 at 6:37 AM, Dmitry Manayev < > > > > > > > dmitry.mana...@gmail.com>wrote: > > > > > > > > > > > Hi! > > > > > > > > > > > I have problem with adding a new file type to android(the > file > > > > > type > > > > > > > > > is .comap).I need to run my application with this file from > > > android > > > > > > > > > browser and from file manager. > > > > > > > > > I know that I need to write a special <intent-filter> for > > > that,but > > > > > I > > > > > > > > > don't know how,because this format hasn't any > > > special,registered > > > > > MIME > > > > > > > > > type. > > > > > > > > > I tried to write in AndroidManifest.xml to open a file > > > test.comap: > > > > > > > > > <intent-filter> > > > > > > > > > <action > > > > > > > > > android:value="android.intent.action.VIEW" /> > > > > > > > > > <category > > > > > > > > > android:value="android.intent.category.DEFAULT" /> > > > > > > > > > <data android:scheme="file" > > > > > > > > > android:host="*" android:path="sdcard/test.comap" /> > > > > > > > > > </intent-filter> > > > > > > > > > But this doesn't work. > > > > > > > > > How to do it right? > > > > > > > > > > -- > > > > > > > > Dianne Hackborn > > > > > > > > Android framework engineer > > > > > > > > hack...@android.com > > > > > > > > > > Note: please don't send private questions to me, as I don't > have > > > time > > > > > to > > > > > > > > provide private support, and so won't reply to such e-mails. > All > > > > > such > > > > > > > > questions should be posted on public forums, where I and > others > > > can > > > > > see > > > > > > > and > > > > > > > > answer them. > > > > > > > > -- > > > > > > Dianne Hackborn > > > > > > Android framework engineer > > > > > > hack...@android.com > > > > > > > > Note: please don't send private questions to me, as I don't have > time > > > to > > > > > > provide private support, and so won't reply to such e-mails. All > > > such > > > > > > questions should be posted on public forums, where I and others > can > > > see > > > > > and > > > > > > answer them. > > > > > > -- > > > > Dianne Hackborn > > > > Android framework engineer > > > > hack...@android.com > > > > > > Note: please don't send private questions to me, as I don't have time > to > > > > provide private support, and so won't reply to such e-mails. All > such > > > > questions should be posted on public forums, where I and others can > see > > > and > > > > answer them. > > > > -- > > Dianne Hackborn > > Android framework engineer > > hack...@android.com > > > > Note: please don't send private questions to me, as I don't have time to > > provide private support, and so won't reply to such e-mails. All such > > questions should be posted on public forums, where I and others can see > and > > answer them. > > > -- Dianne Hackborn Android framework engineer hack...@android.com Note: please don't send private questions to me, as I don't have time to provide private support, and so won't reply to such e-mails. All such questions should be posted on public forums, where I and others can see and answer them. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers-unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en -~----------~----~----~----~------~----~------~--~---
