I have been try to say -- no. The information you are asking for doesn't even exist. There are no key events.
On Mon, Sep 6, 2010 at 8:52 PM, Tez <[email protected]> wrote: > Thank you for the quick reply. > So now, coming back to my original problem, is there ANY way that you > can think of to receive the information I need > without writing a custom IME? > > Cheers, > Earlence > > On Sep 7, 8:42 am, Dianne Hackborn <[email protected]> wrote: > > KeyListener is (generally) only for physical keyboards. It may not even > be > > used for those -- an IME has first crack at hard key events and may do > its > > own massaging of them and do calls on its InputConnection. (Consider for > > example a Chinese IME that converts input on a hard keyboard to Chinese > > text.) > > > > As far as where data goes... it depends on what you are talking about. > The > > general flow for touch input is: > > > > - MotionEvent delivered to IME window. > > - IME makes calls on the target InputConnection based on the touch data. > > - The InputConnection calls appear in the target app, which for a > TextView > > performs the appropriate editing of its text. > > > > > > > > On Sun, Sep 5, 2010 at 9:42 PM, Tez <[email protected]> wrote: > > > and another thing....in all these "key" interactions, (physical or > > > IME), am I correct in assuming that all data must pass thru the > > > Framework classes like WindowManagerService, KeyInputQueue etc? > > > > > Cheers, > > > Earlence > > > > > On Sep 6, 12:02 am, Dianne Hackborn <[email protected]> wrote: > > > > You can't get that from the IME. What you get is edit operations via > > > calls > > > > on InputConnection. > > > > > > You will need to implement your own keyboard in your app if you want > to > > > > monitor individual interactions with it. > > > > > > On Sun, Sep 5, 2010 at 4:18 AM, Tez <[email protected]> wrote: > > > > > Biometric Measure with neural nets: Key stroke patterns. > > > > > For that I need data about how something was typed in: > > > > > > > Eg: EARLENCE > > > > > > > 1. time for which each key was pressed. > > > > > 2. interval between consecutive key presses. > > > > > > > Cheers, > > > > > Earlence > > > > > > > On Sep 4, 10:44 pm, Dianne Hackborn <[email protected]> wrote: > > > > > > You can override EditText to return your own InputConnection. > > > > > > > > But... if you want KeyEvents, you won't get KeyEvents. Period. > > > There > > > > > are > > > > > > no KeyEvent objects involved in this ANYWHERE. At all. The user > is > > > > > > touching on the screen (that is a touch event). The IME turns > that > > > into > > > > > an > > > > > > edit operation on the TextView (that is a call to > InputConnection). > > > No > > > > > > KeyEvent. > > > > > > > > What you are claiming to want to do simply doesn't make sense. > Let's > > > > > back > > > > > > up here and see what you are actually trying to accomplish? Not > > > timing > > > > > > between two key events. What is the goal you are trying to > achieve? > > > > > > > > On Sat, Sep 4, 2010 at 6:55 AM, Tez <[email protected]> > wrote: > > > > > > > How do I intercept the InputConnection Calls? Would I have to > > > modify > > > > > > > the IME or use a custom one? > > > > > > > Having text change listeners would not be of use as I need key > > > timing > > > > > > > information. This I can only get thru KeyEvents. > > > > > > > > > Cheers, > > > > > > > Earlence > > > > > > > > > On Sep 4, 12:39 pm, Dianne Hackborn <[email protected]> > wrote: > > > > > > > > On Fri, Sep 3, 2010 at 10:48 PM, Tez < > [email protected]> > > > > > wrote: > > > > > > > > > 1. I have registered a KeyListener on an EditText. When I > use > > > the > > > > > soft > > > > > > > > > keyboard to input text, my listener is not called. How Do I > > > > > intercept > > > > > > > > > these events? > > > > > > > > > > InputConnection is how edit operations are delivered through > an > > > IME. > > > > > > > These > > > > > > > > will appear as direct edits of the text in the EditText, so > to > > > watch > > > > > that > > > > > > > > you either need to intercept the InputConnection calls or > have > > > > > listeners > > > > > > > for > > > > > > > > text changes. > > > > > > > > > > > 2. How do I measure time interval between KeyEvents. The > > > methods > > > > > are > > > > > > > > > confusing and documentation is not good. Plz put > pseudo-code > > > here. > > > > > > > > > > Er... there is nothing really to document here. > > > > > > > SystemClock.uptimeMillis() > > > > > > > > returns the current time in what are probably appropriate > units > > > for > > > > > you. > > > > > > > > Call it at the points you are interested in. Compare the > > > values. > > > > > > > > > > (Didn't we just have a thread on this?) > > > > > > > > > > -- > > > > > > > > Dianne Hackborn > > > > > > > > Android framework engineer > > > > > > > > [email protected] > > > > > > > > > > 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 > > > > > [email protected] > > > > > > > To unsubscribe from this group, send email to > > > > > > > [email protected]<android-developers%[email protected]> > <android-developers%[email protected]<android-developers%[email protected]> > > > > > <android-developers%[email protected]<android-developers%[email protected]> > <android-developers%[email protected]<android-developers%[email protected]> > > > > > > > > > <android-developers%[email protected]<android-developers%[email protected]> > <android-developers%[email protected]<android-developers%[email protected]> > > > > > <android-developers%[email protected]<android-developers%[email protected]> > <android-developers%[email protected]<android-developers%[email protected]> > > > > > > > > > > > For more options, visit this group at > > > > > > >http://groups.google.com/group/android-developers?hl=en > > > > > > > > -- > > > > > > Dianne Hackborn > > > > > > Android framework engineer > > > > > > [email protected] > > > > > > > > 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 > > > [email protected] > > > > > To unsubscribe from this group, send email to > > > > > [email protected]<android-developers%[email protected]> > <android-developers%[email protected]<android-developers%[email protected]> > > > > > <android-developers%[email protected]<android-developers%[email protected]> > <android-developers%[email protected]<android-developers%[email protected]> > > > > > > > > > For more options, visit this group at > > > > >http://groups.google.com/group/android-developers?hl=en > > > > > > -- > > > > Dianne Hackborn > > > > Android framework engineer > > > > [email protected] > > > > > > 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 > [email protected] > > > To unsubscribe from this group, send email to > > > [email protected]<android-developers%[email protected]> > <android-developers%[email protected]<android-developers%[email protected]> > > > > > For more options, visit this group at > > >http://groups.google.com/group/android-developers?hl=en > > > > -- > > Dianne Hackborn > > Android framework engineer > > [email protected] > > > > 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 [email protected] > To unsubscribe from this group, send email to > [email protected]<android-developers%[email protected]> > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > -- Dianne Hackborn Android framework engineer [email protected] 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 [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
