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Store displayIdToShowIme in an IMMS field

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This change allows the IMMS to remember the last display id
the IME was requested to bind on.

One use case is when we want to prevent binding the IME if
there is no currently focused editText, and yet we want to still
be able to handle an explicit request to show the IME later.
Remembering the display id helps to show it on the correct screen.

Bug: 199887357
Bug: 37617707
Test: make
Change-Id: I98459c4a44416fd7209150932a2a2520612da818
This commit is contained in:
Nikolas Havrikov
2021-12-02 18:21:54 +01:00
parent fb11e0a86a
commit 5a2b8d3ffe
2 changed files with 21 additions and 9 deletions
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7
services/core/java/com/android/server/inputmethod/InputMethodBindingController.java
View File

@@ -383,7 +383,7 @@ final class InputMethodBindingController {
@GuardedBy("mMethodMap")
@NonNull
InputBindResult bindCurrentMethodLocked(int displayIdToShowIme) {
InputBindResult bindCurrentMethodLocked() {
InputMethodInfo info = mMethodMap.get(mSelectedMethodId);
if (info == null) {
throw new IllegalArgumentException("Unknown id: " + mSelectedMethodId);
@@ -395,7 +395,7 @@ final class InputMethodBindingController {
mCurId = info.getId();
mLastBindTime = SystemClock.uptimeMillis();
addFreshWindowTokenLocked(displayIdToShowIme);
addFreshWindowTokenLocked();
return new InputBindResult(
InputBindResult.ResultCode.SUCCESS_WAITING_IME_BINDING,
null, null, mCurId, mCurSeq, false);
@@ -420,7 +420,8 @@ final class InputMethodBindingController {
}
@GuardedBy("mMethodMap")
private void addFreshWindowTokenLocked(int displayIdToShowIme) {
private void addFreshWindowTokenLocked() {
int displayIdToShowIme = mService.getDisplayIdToShowIme();
mCurToken = new Binder();
mService.setCurTokenDisplayId(displayIdToShowIme);

23
services/core/java/com/android/server/inputmethod/InputMethodManagerService.java
View File

@@ -305,6 +305,17 @@ public class InputMethodManagerService extends IInputMethodManager.Stub
@GuardedBy("mMethodMap")
private int mMethodMapUpdateCount = 0;
/**
* The display id for which the latest startInput was called.
*/
@GuardedBy("mMethodMap")
int getDisplayIdToShowIme() {
return mDisplayIdToShowIme;
}
@GuardedBy("mMethodMap")
private int mDisplayIdToShowIme = INVALID_DISPLAY;
// Ongoing notification
private NotificationManager mNotificationManager;
KeyguardManager mKeyguardManager;
@@ -2340,10 +2351,10 @@ public class InputMethodManagerService extends IInputMethodManager.Stub
}
// Compute the final shown display ID with validated cs.selfReportedDisplayId for this
// session & other conditions.
final int displayIdToShowIme = computeImeDisplayIdForTarget(cs.selfReportedDisplayId,
mDisplayIdToShowIme = computeImeDisplayIdForTarget(cs.selfReportedDisplayId,
mImeDisplayValidator);
if (displayIdToShowIme == INVALID_DISPLAY) {
if (mDisplayIdToShowIme == INVALID_DISPLAY) {
mImeHiddenByDisplayPolicy = true;
hideCurrentInputLocked(mCurFocusedWindow, 0, null,
SoftInputShowHideReason.HIDE_DISPLAY_IME_POLICY_HIDE);
@@ -2364,7 +2375,7 @@ public class InputMethodManagerService extends IInputMethodManager.Stub
// Check if the input method is changing.
// We expect the caller has already verified that the client is allowed to access this
// display ID.
if (isSelectedMethodBound(displayIdToShowIme)) {
if (isSelectedMethodBound()) {
if (cs.curSession != null) {
// Fast case: if we are already connected to the input method,
// then just return it.
@@ -2380,13 +2391,13 @@ public class InputMethodManagerService extends IInputMethodManager.Stub
mBindingController.unbindCurrentMethodLocked();
return mBindingController.bindCurrentMethodLocked(displayIdToShowIme);
return mBindingController.bindCurrentMethodLocked();
}
private boolean isSelectedMethodBound(int displayIdToShowIme) {
private boolean isSelectedMethodBound() {
String curId = getCurId();
return curId != null && curId.equals(getSelectedMethodId())
&& displayIdToShowIme == mCurTokenDisplayId;
&& mDisplayIdToShowIme == mCurTokenDisplayId;
}
@GuardedBy("mMethodMap")