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Limit existing usages of nav bar button alpha to two button mode

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Bug: 181206743
Test: Manual
Change-Id: Id63131e9aae36bb143d6a4807ef37f96dfa05be9
This commit is contained in:
Winson Chung
2021-03-11 15:11:58 -08:00
parent 57e41f9fb7
commit 0acb2807df
3 changed files with 28 additions and 31 deletions
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quickstep/src/com/android/launcher3/statehandlers/BackButtonAlphaHandler.java
+4 -6
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@@ -18,6 +18,7 @@ package com.android.launcher3.statehandlers;
import static com.android.launcher3.anim.Interpolators.LINEAR;
import static com.android.quickstep.AnimatedFloat.VALUE;
import static com.android.quickstep.SysUINavigationMode.Mode.TWO_BUTTONS;
import com.android.launcher3.BaseQuickstepLauncher;
import com.android.launcher3.LauncherState;
@@ -30,7 +31,7 @@ import com.android.quickstep.SysUINavigationMode;
import com.android.quickstep.SystemUiProxy;
/**
* State handler for animating back button alpha
* State handler for animating back button alpha in two-button nav mode.
*/
public class BackButtonAlphaHandler implements StateHandler<LauncherState> {
@@ -51,14 +52,11 @@ public class BackButtonAlphaHandler implements StateHandler<LauncherState> {
return;
}
if (!SysUINavigationMode.getMode(mLauncher).hasGestures) {
// If the nav mode is not gestural, then force back button alpha to be 1
UiThreadHelper.setBackButtonAlphaAsync(mLauncher,
BaseQuickstepLauncher.SET_BACK_BUTTON_ALPHA, 1f, true /* animate */);
if (SysUINavigationMode.getMode(mLauncher) != TWO_BUTTONS) {
return;
}
mBackAlpha.value = SystemUiProxy.INSTANCE.get(mLauncher).getLastBackButtonAlpha();
mBackAlpha.value = SystemUiProxy.INSTANCE.get(mLauncher).getLastNavButtonAlpha();
animation.setFloat(mBackAlpha, VALUE,
mLauncher.shouldBackButtonBeHidden(toState) ? 0 : 1, LINEAR);
}