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Code Issues Packages Projects Releases Wiki Activity

Adding fade when dragging items outside of the customization tray.

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Change-Id: Ie8dad00bc0278053707f81d948528929e6bb6f5c
This commit is contained in:
Winson Chung
2010-12-21 11:31:54 -08:00
parent 577d017732
commit 59e1f9a07e
8 changed files with 129 additions and 29 deletions
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60
src/com/android/launcher2/PagedViewWidget.java
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@@ -16,34 +16,34 @@
package com.android.launcher2;
import android.animation.ObjectAnimator;
import android.appwidget.AppWidgetProviderInfo;
import android.content.Context;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.content.res.Resources;
import android.content.res.TypedArray;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.PorterDuffXfermode;
import android.graphics.PorterDuff.Mode;
import android.graphics.drawable.Drawable;
import android.os.Handler;
import android.os.HandlerThread;
import android.os.Message;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.widget.Checkable;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import com.android.launcher.R;
import com.android.launcher2.PagedView.PagedViewIconCache;
/**
* The linear layout used strictly for the widget/wallpaper tab of the customization tray
*/
public class PagedViewWidget extends LinearLayout {
public class PagedViewWidget extends LinearLayout implements Checkable {
static final String TAG = "PagedViewWidgetLayout";
private final Paint mPaint = new Paint();
@@ -59,6 +59,12 @@ public class PagedViewWidget extends LinearLayout {
private int mHoloBlurColor;
private int mHoloOutlineColor;
private boolean mIsChecked;
private ObjectAnimator mCheckedAlphaAnimator;
private float mCheckedAlpha = 1.0f;
private int mCheckedFadeInDuration;
private int mCheckedFadeOutDuration;
private static final HandlerThread sWorkerThread = new HandlerThread("pagedviewwidget-helper");
static {
sWorkerThread.start();
@@ -118,6 +124,15 @@ public class PagedViewWidget extends LinearLayout {
sHolographicOutlineHelper = new HolographicOutlineHelper();
}
// Set up fade in/out constants
final Resources r = context.getResources();
final int alpha = r.getInteger(R.integer.icon_allAppsCustomizeFadeAlpha);
if (alpha > 0) {
mCheckedAlpha = r.getInteger(R.integer.icon_allAppsCustomizeFadeAlpha) / 256.0f;
mCheckedFadeInDuration = r.getInteger(R.integer.icon_allAppsCustomizeFadeInTime);
mCheckedFadeOutDuration = r.getInteger(R.integer.icon_allAppsCustomizeFadeOutTime);
}
setFocusable(true);
setWillNotDraw(false);
setClipToPadding(false);
@@ -219,4 +234,41 @@ public class PagedViewWidget extends LinearLayout {
super.onDetachedFromWindow();
sWorker.removeMessages(MESSAGE_CREATE_HOLOGRAPHIC_OUTLINE, this);
}
@Override
public void setChecked(boolean checked) {
if (mIsChecked != checked) {
mIsChecked = checked;
float alpha;
int duration;
if (mIsChecked) {
alpha = mCheckedAlpha;
duration = mCheckedFadeInDuration;
} else {
alpha = 1.0f;
duration = mCheckedFadeOutDuration;
}
// Initialize the animator
if (mCheckedAlphaAnimator != null) {
mCheckedAlphaAnimator.cancel();
}
mCheckedAlphaAnimator = ObjectAnimator.ofFloat(this, "alpha", getAlpha(), alpha);
mCheckedAlphaAnimator.setDuration(duration);
mCheckedAlphaAnimator.start();
invalidate();
}
}
@Override
public boolean isChecked() {
return mIsChecked;
}
@Override
public void toggle() {
setChecked(!mIsChecked);
}
}