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speeding up transition from other apps -> Launcher

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This commit is contained in:
Michael Jurka
2011-11-15 15:57:22 -08:00
parent 4c4c001a85
commit b737ee6ab2
4 changed files with 66 additions and 76 deletions
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src/com/android/launcher2/AppsCustomizeTabHost.java
+1 -1
View File
@@ -171,7 +171,7 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona
private void reloadCurrentPage() {
if (!LauncherApplication.isScreenLarge()) {
mAppsCustomizePane.flashScrollingIndicator();
mAppsCustomizePane.flashScrollingIndicator(true);
}
mAppsCustomizePane.loadAssociatedPages(mAppsCustomizePane.getCurrentPage());
mAppsCustomizePane.requestFocus();
src/com/android/launcher2/Launcher.java
+63 -10
View File
@@ -78,6 +78,7 @@ import android.view.Surface;
import android.view.View;
import android.view.View.OnLongClickListener;
import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.view.WindowManager;
import android.view.accessibility.AccessibilityEvent;
import android.view.animation.AccelerateDecelerateInterpolator;
@@ -161,6 +162,7 @@ public final class Launcher extends Activity
private enum State { WORKSPACE, APPS_CUSTOMIZE, APPS_CUSTOMIZE_SPRING_LOADED };
private State mState = State.WORKSPACE;
private AnimatorSet mStateAnimation;
private AnimatorSet mDividerAnimator;
static final int APPWIDGET_HOST_ID = 1024;
private static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300;
@@ -177,8 +179,11 @@ public final class Launcher extends Activity
private LayoutInflater mInflater;
private DragController mDragController;
private Workspace mWorkspace;
private View mQsbDivider;
private View mDockDivider;
private DragLayer mDragLayer;
private DragController mDragController;
private AppWidgetManager mAppWidgetManager;
private LauncherAppWidgetHost mAppWidgetHost;
@@ -241,7 +246,6 @@ public final class Launcher extends Activity
static final ArrayList<String> sDumpLogs = new ArrayList<String>();
private DragLayer mDragLayer;
private BubbleTextView mWaitingForResume;
@@ -560,7 +564,24 @@ public final class Launcher extends Activity
// market intent, so refresh the icon
updateAppMarketIcon();
if (!mWorkspaceLoading) {
mWorkspace.post(mBuildLayersRunnable);
final ViewTreeObserver observer = mWorkspace.getViewTreeObserver();
final Workspace workspace = mWorkspace;
// We want to let Launcher draw itself at least once before we force it to build
// layers on all the workspace pages, so that transitioning to Launcher from other
// apps is nice and speedy. Usually the first call to preDraw doesn't correspond to
// a true draw so we wait until the second preDraw call to be safe
observer.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() {
boolean mFirstTime = true;
public boolean onPreDraw() {
if (mFirstTime) {
mFirstTime = false;
} else {
workspace.post(mBuildLayersRunnable);
observer.removeOnPreDrawListener(this);
}
return true;
}
});
}
clearTypedText();
}
@@ -726,6 +747,8 @@ public final class Launcher extends Activity
mDragLayer = (DragLayer) findViewById(R.id.drag_layer);
mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace);
mQsbDivider = (ImageView) findViewById(R.id.qsb_divider);
mDockDivider = (ImageView) findViewById(R.id.dock_divider);
// Setup the drag layer
mDragLayer.setup(this, dragController);
@@ -2252,7 +2275,7 @@ public final class Launcher extends Activity
if (!springLoaded && !LauncherApplication.isScreenLarge()) {
// Hide the workspace scrollbar
mWorkspace.hideScrollingIndicator(true);
mWorkspace.hideDockDivider(true);
hideDockDivider();
}
if (!animationCancelled) {
updateWallpaperVisibility(false);
@@ -2294,7 +2317,7 @@ public final class Launcher extends Activity
if (!springLoaded && !LauncherApplication.isScreenLarge()) {
// Hide the workspace scrollbar
mWorkspace.hideScrollingIndicator(true);
mWorkspace.hideDockDivider(true);
hideDockDivider();
}
}
updateWallpaperVisibility(false);
@@ -2306,7 +2329,7 @@ public final class Launcher extends Activity
* This is the opposite of showAppsCustomizeHelper.
* @param animated If true, the transition will be animated.
*/
private void hideAppsCustomizeHelper(boolean animated) {
private void hideAppsCustomizeHelper(boolean animated, final boolean springLoaded) {
if (mStateAnimation != null) {
mStateAnimation.cancel();
mStateAnimation = null;
@@ -2370,6 +2393,7 @@ public final class Launcher extends Activity
((LauncherTransitionable) fromView).onLauncherTransitionStart(instance, null, true);
((LauncherTransitionable) fromView).onLauncherTransitionEnd(instance, null, true);
}
mWorkspace.hideScrollingIndicator(false);
}
}
@@ -2380,10 +2404,12 @@ public final class Launcher extends Activity
mWorkspace.changeState(Workspace.State.NORMAL, animated, stagger);
if (mState != State.WORKSPACE) {
mWorkspace.setVisibility(View.VISIBLE);
hideAppsCustomizeHelper(animated);
hideAppsCustomizeHelper(animated, false);
// Show the search bar and hotseat
mSearchDropTargetBar.showSearchBar(animated);
// We only need to animate in the dock divider if we're going from spring loaded mode
showDockDivider(animated && mState == State.APPS_CUSTOMIZE_SPRING_LOADED);
// Set focus to the AppsCustomize button
if (mAllAppsButton != null) {
@@ -2391,8 +2417,7 @@ public final class Launcher extends Activity
}
}
mWorkspace.showDockDivider(!animated);
mWorkspace.flashScrollingIndicator();
mWorkspace.flashScrollingIndicator(animated);
// Change the state *after* we've called all the transition code
mState = State.WORKSPACE;
@@ -2429,7 +2454,8 @@ public final class Launcher extends Activity
void enterSpringLoadedDragMode() {
if (mState == State.APPS_CUSTOMIZE) {
mWorkspace.changeState(Workspace.State.SPRING_LOADED);
hideAppsCustomizeHelper(true);
hideAppsCustomizeHelper(true, true);
hideDockDivider();
mState = State.APPS_CUSTOMIZE_SPRING_LOADED;
}
}
@@ -2466,6 +2492,33 @@ public final class Launcher extends Activity
// Otherwise, we are not in spring loaded mode, so don't do anything.
}
void hideDockDivider() {
if (mQsbDivider != null && mDockDivider != null) {
mQsbDivider.setVisibility(View.INVISIBLE);
mDockDivider.setVisibility(View.INVISIBLE);
}
}
void showDockDivider(boolean animated) {
if (mQsbDivider != null && mDockDivider != null) {
mQsbDivider.setVisibility(View.VISIBLE);
mDockDivider.setVisibility(View.VISIBLE);
if (mDividerAnimator != null) {
mDividerAnimator.cancel();
mQsbDivider.setAlpha(1f);
mDockDivider.setAlpha(1f);
mDividerAnimator = null;
}
if (animated) {
mDividerAnimator = new AnimatorSet();
mDividerAnimator.playTogether(ObjectAnimator.ofFloat(mQsbDivider, "alpha", 1f),
ObjectAnimator.ofFloat(mDockDivider, "alpha", 1f));
mDividerAnimator.setDuration(mSearchDropTargetBar.getTransitionInDuration());
mDividerAnimator.start();
}
}
}
void lockAllApps() {
// TODO
}
src/com/android/launcher2/PagedView.java
+2 -2
View File
@@ -1766,9 +1766,9 @@ public abstract class PagedView extends ViewGroup {
hideScrollingIndicator(false);
}
};
protected void flashScrollingIndicator() {
protected void flashScrollingIndicator(boolean animated) {
removeCallbacks(hideScrollingIndicatorRunnable);
showScrollingIndicator(false);
showScrollingIndicator(!animated);
postDelayed(hideScrollingIndicatorRunnable, sScrollIndicatorFlashDuration);
}
src/com/android/launcher2/Workspace.java
-63
View File
@@ -107,7 +107,6 @@ public class Workspace extends SmoothPagedView
private float mBackgroundAlpha = 0;
private float mOverScrollMaxBackgroundAlpha = 0.0f;
private int mOverScrollPageIndex = -1;
private AnimatorSet mDividerAnimator;
private float mWallpaperScrollRatio = 1.0f;
@@ -3493,30 +3492,6 @@ public class Workspace extends SmoothPagedView
mLauncher.getDragLayer().getLocationInDragLayer(this, loc);
}
void showDockDivider(boolean immediately) {
final ViewGroup parent = (ViewGroup) getParent();
final View qsbDivider = (ImageView) (parent.findViewById(R.id.qsb_divider));
final View dockDivider = (ImageView) (parent.findViewById(R.id.dock_divider));
if (qsbDivider != null && dockDivider != null) {
qsbDivider.setVisibility(View.VISIBLE);
dockDivider.setVisibility(View.VISIBLE);
if (mDividerAnimator != null) {
mDividerAnimator.cancel();
mDividerAnimator = null;
}
if (immediately) {
qsbDivider.setAlpha(1f);
dockDivider.setAlpha(1f);
} else {
mDividerAnimator = new AnimatorSet();
mDividerAnimator.playTogether(ObjectAnimator.ofFloat(qsbDivider, "alpha", 1f),
ObjectAnimator.ofFloat(dockDivider, "alpha", 1f));
mDividerAnimator.setDuration(sScrollIndicatorFadeInDuration);
mDividerAnimator.start();
}
}
}
void setFadeForOverScroll(float fade) {
if (!isScrollingIndicatorEnabled()) return;
@@ -3530,42 +3505,4 @@ public class Workspace extends SmoothPagedView
dockDivider.setAlpha(reducedFade);
scrollIndicator.setAlpha(1 - fade);
}
void hideDockDivider(boolean immediately) {
final ViewGroup parent = (ViewGroup) getParent();
final View qsbDivider = (ImageView) (parent.findViewById(R.id.qsb_divider));
final View dockDivider = (ImageView) (parent.findViewById(R.id.dock_divider));
if (qsbDivider != null && dockDivider != null) {
if (mDividerAnimator != null) {
mDividerAnimator.cancel();
mDividerAnimator = null;
}
if (immediately) {
qsbDivider.setVisibility(View.GONE);
dockDivider.setVisibility(View.GONE);
qsbDivider.setAlpha(0f);
dockDivider.setAlpha(0f);
} else {
mDividerAnimator = new AnimatorSet();
mDividerAnimator.playTogether(ObjectAnimator.ofFloat(qsbDivider, "alpha", 0f),
ObjectAnimator.ofFloat(dockDivider, "alpha", 0f));
mDividerAnimator.addListener(new AnimatorListenerAdapter() {
private boolean cancelled = false;
@Override
public void onAnimationCancel(android.animation.Animator animation) {
cancelled = true;
}
@Override
public void onAnimationEnd(android.animation.Animator animation) {
if (!cancelled) {
qsbDivider.setVisibility(View.GONE);
dockDivider.setVisibility(View.GONE);
}
}
});
mDividerAnimator.setDuration(sScrollIndicatorFadeOutDuration);
mDividerAnimator.start();
}
}
}
}