/** @hide */
void dispatchTrackballEvent(
Context context, int seq, MotionEvent motion, IInputMethodCallback callback) {
synchronized (mH) {
if (DEBUG) Log.d(TAG, "dispatchTrackballEvent");
if (mCurMethod == null || mCurrentTextBoxAttribute == null) {
try {
callback.finishedEvent(seq, false);
} catch (RemoteException e) {
}
return;
}
try {
if (DEBUG) Log.v(TAG, "DISPATCH TRACKBALL: " + mCurMethod);
mCurMethod.dispatchTrackballEvent(seq, motion, callback);
} catch (RemoteException e) {
Log.w(TAG, "IME died: " + mCurId + " dropping trackball: " + motion, e);
try {
callback.finishedEvent(seq, false);
} catch (RemoteException ex) {
}
}
}
}
/** @hide */
public void dispatchKeyEvent(
Context context, int seq, KeyEvent key, IInputMethodCallback callback) {
synchronized (mH) {
if (DEBUG) Log.d(TAG, "dispatchKeyEvent");
if (mCurMethod == null) {
try {
callback.finishedEvent(seq, false);
} catch (RemoteException e) {
}
return;
}
if (key.getAction() == KeyEvent.ACTION_DOWN && key.getKeyCode() == KeyEvent.KEYCODE_SYM) {
showInputMethodPicker();
try {
callback.finishedEvent(seq, true);
} catch (RemoteException e) {
}
return;
}
try {
if (DEBUG) Log.v(TAG, "DISPATCH KEY: " + mCurMethod);
mCurMethod.dispatchKeyEvent(seq, key, callback);
} catch (RemoteException e) {
Log.w(TAG, "IME died: " + mCurId + " dropping: " + key, e);
try {
callback.finishedEvent(seq, false);
} catch (RemoteException ex) {
}
}
}
}
/** Report the current selection range. */
public void updateSelection(
View view, int selStart, int selEnd, int candidatesStart, int candidatesEnd) {
checkFocus();
synchronized (mH) {
if ((mServedView != view
&& (mServedView == null || !mServedView.checkInputConnectionProxy(view)))
|| mCurrentTextBoxAttribute == null
|| mCurMethod == null) {
return;
}
if (mCursorSelStart != selStart
|| mCursorSelEnd != selEnd
|| mCursorCandStart != candidatesStart
|| mCursorCandEnd != candidatesEnd) {
if (DEBUG) Log.d(TAG, "updateSelection");
try {
if (DEBUG) Log.v(TAG, "SELECTION CHANGE: " + mCurMethod);
mCurMethod.updateSelection(
mCursorSelStart, mCursorSelEnd, selStart, selEnd, candidatesStart, candidatesEnd);
mCursorSelStart = selStart;
mCursorSelEnd = selEnd;
mCursorCandStart = candidatesStart;
mCursorCandEnd = candidatesEnd;
} catch (RemoteException e) {
Log.w(TAG, "IME died: " + mCurId, e);
}
}
}
}
/*
* This method toggles the input method window display.
* If the input window is already displayed, it gets hidden.
* If not the input window will be displayed.
* @param showFlags Provides additional operating flags. May be
* 0 or have the {@link #SHOW_IMPLICIT},
* {@link #SHOW_FORCED} bit set.
* @param hideFlags Provides additional operating flags. May be
* 0 or have the {@link #HIDE_IMPLICIT_ONLY},
* {@link #HIDE_NOT_ALWAYS} bit set.
* @hide
*/
public void toggleSoftInput(int showFlags, int hideFlags) {
if (mCurMethod != null) {
try {
mCurMethod.toggleSoftInput(showFlags, hideFlags);
} catch (RemoteException e) {
}
}
}
/**
* This method toggles the input method window display. If the input window is already displayed,
* it gets hidden. If not the input window will be displayed.
*
* @param windowToken The token of the window that is making the request, as returned by {@link
* View#getWindowToken() View.getWindowToken()}.
* @param showFlags Provides additional operating flags. May be 0 or have the {@link
* #SHOW_IMPLICIT}, {@link #SHOW_FORCED} bit set.
* @param hideFlags Provides additional operating flags. May be 0 or have the {@link
* #HIDE_IMPLICIT_ONLY}, {@link #HIDE_NOT_ALWAYS} bit set.
*/
public void toggleSoftInputFromWindow(IBinder windowToken, int showFlags, int hideFlags) {
synchronized (mH) {
if (mServedView == null || mServedView.getWindowToken() != windowToken) {
return;
}
if (mCurMethod != null) {
try {
mCurMethod.toggleSoftInput(showFlags, hideFlags);
} catch (RemoteException e) {
}
}
}
}
public void updateExtractedText(View view, int token, ExtractedText text) {
checkFocus();
synchronized (mH) {
if (mServedView != view
&& (mServedView == null || !mServedView.checkInputConnectionProxy(view))) {
return;
}
if (mCurMethod != null) {
try {
mCurMethod.updateExtractedText(token, text);
} catch (RemoteException e) {
}
}
}
}
public void displayCompletions(View view, CompletionInfo[] completions) {
checkFocus();
synchronized (mH) {
if (mServedView != view
&& (mServedView == null || !mServedView.checkInputConnectionProxy(view))) {
return;
}
mCompletions = completions;
if (mCurMethod != null) {
try {
mCurMethod.displayCompletions(mCompletions);
} catch (RemoteException e) {
}
}
}
}
/**
* Call {@link InputMethodSession#appPrivateCommand(String, Bundle)
* InputMethodSession.appPrivateCommand()} on the current Input Method.
*
* @param view Optional View that is sending the command, or null if you want to send the command
* regardless of the view that is attached to the input method.
* @param action Name of the command to be performed. This <em>must</em> be a scoped name, i.e.
* prefixed with a package name you own, so that different developers will not create
* conflicting commands.
* @param data Any data to include with the command.
*/
public void sendAppPrivateCommand(View view, String action, Bundle data) {
checkFocus();
synchronized (mH) {
if ((mServedView != view
&& (mServedView == null || !mServedView.checkInputConnectionProxy(view)))
|| mCurrentTextBoxAttribute == null
|| mCurMethod == null) {
return;
}
try {
if (DEBUG) Log.v(TAG, "APP PRIVATE COMMAND " + action + ": " + data);
mCurMethod.appPrivateCommand(action, data);
} catch (RemoteException e) {
Log.w(TAG, "IME died: " + mCurId, e);
}
}
}
/** Report the current cursor location in its window. */
public void updateCursor(View view, int left, int top, int right, int bottom) {
checkFocus();
synchronized (mH) {
if ((mServedView != view
&& (mServedView == null || !mServedView.checkInputConnectionProxy(view)))
|| mCurrentTextBoxAttribute == null
|| mCurMethod == null) {
return;
}
mTmpCursorRect.set(left, top, right, bottom);
if (!mCursorRect.equals(mTmpCursorRect)) {
if (DEBUG) Log.d(TAG, "updateCursor");
try {
if (DEBUG) Log.v(TAG, "CURSOR CHANGE: " + mCurMethod);
mCurMethod.updateCursor(mTmpCursorRect);
mCursorRect.set(mTmpCursorRect);
} catch (RemoteException e) {
Log.w(TAG, "IME died: " + mCurId, e);
}
}
}
}
void startInputInner() {
final View view;
synchronized (mH) {
view = mServedView;
// Make sure we have a window token for the served view.
if (DEBUG) Log.v(TAG, "Starting input: view=" + view);
if (view == null) {
if (DEBUG) Log.v(TAG, "ABORT input: no served view!");
return;
}
}
// Now we need to get an input connection from the served view.
// This is complicated in a couple ways: we can't be holding our lock
// when calling out to the view, and we need to make sure we call into
// the view on the same thread that is driving its view hierarchy.
Handler vh = view.getHandler();
if (vh == null) {
// If the view doesn't have a handler, something has changed out
// from under us, so just bail.
if (DEBUG) Log.v(TAG, "ABORT input: no handler for view!");
return;
}
if (vh.getLooper() != Looper.myLooper()) {
// The view is running on a different thread than our own, so
// we need to reschedule our work for over there.
if (DEBUG) Log.v(TAG, "Starting input: reschedule to view thread");
vh.post(
new Runnable() {
public void run() {
startInputInner();
}
});
return;
}
// Okay we are now ready to call into the served view and have it
// do its stuff.
// Life is good: let's hook everything up!
EditorInfo tba = new EditorInfo();
tba.packageName = view.getContext().getPackageName();
tba.fieldId = view.getId();
InputConnection ic = view.onCreateInputConnection(tba);
if (DEBUG) Log.v(TAG, "Starting input: tba=" + tba + " ic=" + ic);
synchronized (mH) {
// Now that we are locked again, validate that our state hasn't
// changed.
if (mServedView != view || !mServedConnecting) {
// Something else happened, so abort.
if (DEBUG)
Log.v(
TAG,
"Starting input: finished by someone else (view="
+ mServedView
+ " conn="
+ mServedConnecting
+ ")");
return;
}
// If we already have a text box, then this view is already
// connected so we want to restart it.
final boolean initial = mCurrentTextBoxAttribute == null;
// Hook 'em up and let 'er rip.
mCurrentTextBoxAttribute = tba;
mServedConnecting = false;
mServedInputConnection = ic;
IInputContext servedContext;
if (ic != null) {
mCursorSelStart = tba.initialSelStart;
mCursorSelEnd = tba.initialSelEnd;
mCursorCandStart = -1;
mCursorCandEnd = -1;
mCursorRect.setEmpty();
servedContext = new ControlledInputConnectionWrapper(vh.getLooper(), ic);
} else {
servedContext = null;
}
try {
if (DEBUG)
Log.v(TAG, "START INPUT: " + view + " ic=" + ic + " tba=" + tba + " initial=" + initial);
InputBindResult res =
mService.startInput(mClient, servedContext, tba, initial, mCurMethod == null);
if (DEBUG) Log.v(TAG, "Starting input: Bind result=" + res);
if (res != null) {
if (res.id != null) {
mBindSequence = res.sequence;
mCurMethod = res.method;
} else {
// This means there is no input method available.
if (DEBUG) Log.v(TAG, "ABORT input: no input method!");
return;
}
}
if (mCurMethod != null && mCompletions != null) {
try {
mCurMethod.displayCompletions(mCompletions);
} catch (RemoteException e) {
}
}
} catch (RemoteException e) {
Log.w(TAG, "IME died: " + mCurId, e);
}
}
}