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-rw-r--r--res/layout/apps_customize_pane.xml3
-rw-r--r--src/com/android/launcher2/AppsCustomizeTabHost.java63
-rw-r--r--src/com/android/launcher2/PagedViewWidget.java21
3 files changed, 58 insertions, 29 deletions
diff --git a/res/layout/apps_customize_pane.xml b/res/layout/apps_customize_pane.xml
index aaca6952d..af876535d 100644
--- a/res/layout/apps_customize_pane.xml
+++ b/res/layout/apps_customize_pane.xml
@@ -65,10 +65,11 @@
launcher:clingFocusedX="@integer/apps_customize_cling_focused_x"
launcher:clingFocusedY="@integer/apps_customize_cling_focused_y"
launcher:maxGap="@dimen/workspace_max_gap" />
- <ImageView
+ <FrameLayout
android:id="@+id/animation_buffer"
android:layout_width="match_parent"
android:layout_height="match_parent"
+ android:background="#FF000000"
android:visibility="gone" />
<include
diff --git a/src/com/android/launcher2/AppsCustomizeTabHost.java b/src/com/android/launcher2/AppsCustomizeTabHost.java
index 688ea152d..41f8d7e1a 100644
--- a/src/com/android/launcher2/AppsCustomizeTabHost.java
+++ b/src/com/android/launcher2/AppsCustomizeTabHost.java
@@ -22,21 +22,20 @@ import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.content.Context;
import android.content.res.Resources;
-import android.graphics.Bitmap;
-import android.graphics.Canvas;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
-import android.view.animation.DecelerateInterpolator;
-import android.widget.ImageView;
+import android.widget.FrameLayout;
import android.widget.TabHost;
import android.widget.TabWidget;
import android.widget.TextView;
import com.android.launcher.R;
+import java.util.ArrayList;
+
public class AppsCustomizeTabHost extends TabHost implements LauncherTransitionable,
TabHost.OnTabChangeListener {
static final String LOG_TAG = "AppsCustomizeTabHost";
@@ -49,7 +48,7 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona
private ViewGroup mTabsContainer;
private AppsCustomizePagedView mAppsCustomizePane;
private boolean mSuppressContentCallback = false;
- private ImageView mAnimationBuffer;
+ private FrameLayout mAnimationBuffer;
private boolean mInTransition;
private boolean mResetAfterTransition;
@@ -93,7 +92,7 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona
mTabs = tabs;
mTabsContainer = tabsContainer;
mAppsCustomizePane = appsCustomizePane;
- mAnimationBuffer = (ImageView) findViewById(R.id.animation_buffer);
+ mAnimationBuffer = (FrameLayout) findViewById(R.id.animation_buffer);
if (tabs == null || mAppsCustomizePane == null) throw new Resources.NotFoundException();
// Configure the tabs content factory to return the same paged view (that we change the
@@ -138,9 +137,8 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona
// Set the width of the tab list to the content width
if (remeasureTabWidth) {
int contentWidth = mAppsCustomizePane.getPageContentWidth();
- if (contentWidth > 0) {
- // Set the width and show the tab bar (if we have a loading graphic, we can switch
- // it off here)
+ if (contentWidth > 0 && mTabs.getLayoutParams().width != contentWidth) {
+ // Set the width and show the tab bar
mTabs.getLayoutParams().width = contentWidth;
post(new Runnable() {
public void run() {
@@ -202,17 +200,35 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona
return;
}
- // Setup the animation buffer
- Bitmap b = Bitmap.createBitmap(mAppsCustomizePane.getMeasuredWidth(),
- mAppsCustomizePane.getMeasuredHeight(), Bitmap.Config.ARGB_8888);
- Canvas c = new Canvas(b);
- mAppsCustomizePane.draw(c);
- mAppsCustomizePane.setAlpha(0f);
- mAnimationBuffer.setImageBitmap(b);
- mAnimationBuffer.setAlpha(1f);
- mAnimationBuffer.setVisibility(View.VISIBLE);
- c.setBitmap(null);
- b = null;
+ // Take the visible pages and re-parent them temporarily to mAnimatorBuffer
+ // and then cross fade to the new pages
+
+ // We want the pages to be rendered in exactly the same way as they were when
+ // their parent was mAppsCustomizePane -- so set the scroll on mAnimationBuffer
+ // to be exactly the same as mAppsCustomizePane, and below, set the left/top
+ // parameters to be correct for each of the pages
+ mAnimationBuffer.scrollTo(mAppsCustomizePane.getScrollX(), 0);
+
+ int[] visiblePageRange = new int[2];
+ mAppsCustomizePane.getVisiblePages(visiblePageRange);
+ ArrayList<View> visiblePages = new ArrayList<View>();
+ for (int i = visiblePageRange[0]; i <= visiblePageRange[1]; i++) {
+ visiblePages.add(mAppsCustomizePane.getPageAt(i));
+ }
+ // mAppsCustomizePane renders its children in reverse order, so
+ // add the pages to mAnimationBuffer in reverse order to match that behavior
+ for (int i = visiblePages.size() - 1; i >= 0; i--) {
+ View child = visiblePages.get(i);
+ PagedViewWidget.setDeletePreviewsWhenDetachedFromWindow(false);
+ mAppsCustomizePane.removeView(child);
+ PagedViewWidget.setDeletePreviewsWhenDetachedFromWindow(true);
+ mAnimationBuffer.setAlpha(1f);
+ mAnimationBuffer.setVisibility(View.VISIBLE);
+ LayoutParams p = new FrameLayout.LayoutParams(child.getWidth(),
+ child.getHeight());
+ p.setMargins((int) child.getLeft(), (int) child.getTop(), 0, 0);
+ mAnimationBuffer.addView(child, p);
+ }
// Toggle the new content
onTabChangedStart();
@@ -224,7 +240,12 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona
@Override
public void onAnimationEnd(Animator animation) {
mAnimationBuffer.setVisibility(View.GONE);
- mAnimationBuffer.setImageBitmap(null);
+ mAnimationBuffer.removeAllViews();
+ }
+ @Override
+ public void onAnimationCancel(Animator animation) {
+ mAnimationBuffer.setVisibility(View.GONE);
+ mAnimationBuffer.removeAllViews();
}
});
ObjectAnimator inAnim = ObjectAnimator.ofFloat(mAppsCustomizePane, "alpha", 1f);
diff --git a/src/com/android/launcher2/PagedViewWidget.java b/src/com/android/launcher2/PagedViewWidget.java
index 3eb4db463..b7d4c26bc 100644
--- a/src/com/android/launcher2/PagedViewWidget.java
+++ b/src/com/android/launcher2/PagedViewWidget.java
@@ -44,6 +44,7 @@ public class PagedViewWidget extends LinearLayout implements Checkable {
private static final int sPreviewFadeInDuration = 80;
private static final int sPreviewFadeInStaggerDuration = 20;
+ private static boolean sDeletePreviewsWhenDetachedFromWindow = true;
private final Paint mPaint = new Paint();
private Bitmap mHolographicOutline;
@@ -89,17 +90,23 @@ public class PagedViewWidget extends LinearLayout implements Checkable {
setClipToPadding(false);
}
+ public static void setDeletePreviewsWhenDetachedFromWindow(boolean value) {
+ sDeletePreviewsWhenDetachedFromWindow = value;
+ }
+
@Override
protected void onDetachedFromWindow() {
super.onDetachedFromWindow();
- final ImageView image = (ImageView) findViewById(R.id.widget_preview);
- if (image != null) {
- FastBitmapDrawable preview = (FastBitmapDrawable) image.getDrawable();
- if (preview != null && preview.getBitmap() != null) {
- preview.getBitmap().recycle();
- }
- image.setImageDrawable(null);
+ if (sDeletePreviewsWhenDetachedFromWindow) {
+ final ImageView image = (ImageView) findViewById(R.id.widget_preview);
+ if (image != null) {
+ FastBitmapDrawable preview = (FastBitmapDrawable) image.getDrawable();
+ if (preview != null && preview.getBitmap() != null) {
+ preview.getBitmap().recycle();
+ }
+ image.setImageDrawable(null);
+ }
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-30 23:29:21 +0000