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-rw-r--r--src/com/android/browser/NavScreen.java2
-rw-r--r--src/com/android/browser/NavTabGallery.java36
-rw-r--r--src/com/android/browser/view/Gallery.java77
3 files changed, 99 insertions, 16 deletions
diff --git a/src/com/android/browser/NavScreen.java b/src/com/android/browser/NavScreen.java
index f52ef88..a361136 100644
--- a/src/com/android/browser/NavScreen.java
+++ b/src/com/android/browser/NavScreen.java
@@ -247,7 +247,7 @@ public class NavScreen extends RelativeLayout
@Override
public void onClick(View v) {
if (tabview.isClose(v)) {
- onCloseTab(tab);
+ mScroller.animateOut(tabview);
} else if (tabview.isTitle(v)) {
mScroller.setSelection(position);
switchToSelected();
diff --git a/src/com/android/browser/NavTabGallery.java b/src/com/android/browser/NavTabGallery.java
index 0cd1f82..8247a5d 100644
--- a/src/com/android/browser/NavTabGallery.java
+++ b/src/com/android/browser/NavTabGallery.java
@@ -40,6 +40,7 @@ public class NavTabGallery extends Gallery {
private OnRemoveListener mRemoveListener;
private boolean mBlockUpCallback;
+ private Animator mAnimator;
public NavTabGallery(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
@@ -76,13 +77,15 @@ public class NavTabGallery extends Gallery {
@Override
protected void onOrthoDrag(View v, MotionEvent down, MotionEvent move,
float distance) {
- offsetView(v, - distance);
+ if (mAnimator == null) {
+ offsetView(v, - distance);
+ }
}
@Override
protected void onOrthoFling(View v, MotionEvent down, MotionEvent move,
float velocity) {
- if (Math.abs(velocity) > MIN_VELOCITY) {
+ if ((mAnimator == null) && (Math.abs(velocity) > MIN_VELOCITY)) {
mBlockUpCallback = true;
animateOut(v, velocity);
}
@@ -90,6 +93,7 @@ public class NavTabGallery extends Gallery {
@Override
protected void onUp(View downView) {
+ if (mAnimator != null) return;
if (mBlockUpCallback) {
mBlockUpCallback = false;
return;
@@ -118,8 +122,13 @@ public class NavTabGallery extends Gallery {
}
}
- private void animateOut(View v, float velocity) {
- final int position = mDownTouchPosition;
+ protected void animateOut(View v) {
+ animateOut(v, -MIN_VELOCITY);
+ }
+
+ private void animateOut(final View v, float velocity) {
+ if (mAnimator != null) return;
+ final int position = mFirstPosition + indexOfChild(v);
int target = 0;
if (velocity < 0) {
target = mHorizontal ? -v.getHeight() : - v.getWidth();
@@ -128,21 +137,28 @@ public class NavTabGallery extends Gallery {
}
int distance = target - (mHorizontal ? v.getTop() : v.getLeft());
long duration = (long) (Math.abs(distance) * 1000 / Math.abs(velocity));
- ObjectAnimator animator = null;
if (mHorizontal) {
- animator = ObjectAnimator.ofFloat(v, TRANSLATION_Y, 0, target);
+ mAnimator = ObjectAnimator.ofFloat(v, TRANSLATION_Y, 0, target);
} else {
- animator = ObjectAnimator.ofFloat(v, TRANSLATION_X, 0, target);
+ mAnimator = ObjectAnimator.ofFloat(v, TRANSLATION_X, 0, target);
}
- animator.setDuration(duration);
- animator.addListener(new AnimatorListenerAdapter() {
+ mAnimator.setDuration(duration);
+ mAnimator.addListener(new AnimatorListenerAdapter() {
public void onAnimationEnd(Animator a) {
if (mRemoveListener != null) {
+ boolean needsGap = position < (mAdapter.getCount() - 1);
+ if (needsGap) {
+ setGapPosition(position, mHorizontal ? v.getWidth() : v.getHeight());
+ }
mRemoveListener.onRemovePosition(position);
+ if (!needsGap && position > 0) {
+ scrollToChild(position - 1);
+ }
+ mAnimator = null;
}
}
});
- animator.start();
+ mAnimator.start();
}
}
diff --git a/src/com/android/browser/view/Gallery.java b/src/com/android/browser/view/Gallery.java
index d9c172e..59e710d 100644
--- a/src/com/android/browser/view/Gallery.java
+++ b/src/com/android/browser/view/Gallery.java
@@ -16,6 +16,9 @@
package com.android.browser.view;
+import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
+import android.animation.ObjectAnimator;
import android.content.Context;
import android.content.res.TypedArray;
import android.database.DataSetObserver;
@@ -64,7 +67,7 @@ public class Gallery extends ViewGroup implements
private RecycleBin mRecycler;
protected boolean mHorizontal;
- private int mFirstPosition;
+ protected int mFirstPosition;
private int mItemCount;
private boolean mDataChanged;
@@ -89,6 +92,10 @@ public class Gallery extends ViewGroup implements
private OnItemSelectedListener mOnItemSelectedListener;
private SelectionNotifier mSelectionNotifier;
+ private int mGapPosition;
+ private int mGap;
+ private Animator mGapAnimator;
+
/**
* Sets mSuppressSelectionChanged = false. This is used to set it to false
* in the future. It will also trigger a selection changed.
@@ -161,6 +168,10 @@ public class Gallery extends ViewGroup implements
mTouchSlop = configuration.getScaledTouchSlop();
setFocusable(true);
setWillNotDraw(false);
+ mGapPosition = INVALID_POSITION;
+ mGap = 0;
+ // proguard
+ setGap(getGap());
}
/**
@@ -192,6 +203,29 @@ public class Gallery extends ViewGroup implements
requestLayout();
}
+ /**
+ * define a visual gap in the list of items
+ * the gap is rendered in front (left or above)
+ * the given position
+ * @param position
+ * @param gap
+ */
+ public void setGapPosition(int position, int gap) {
+ mGapPosition = position;
+ mGap = gap;
+ }
+
+ public void setGap(int gap) {
+ if (mGapPosition != INVALID_POSITION) {
+ mGap = gap;
+ layout(0, false);
+ }
+ }
+
+ public int getGap() {
+ return mGap;
+ }
+
public void setAdapter(BaseAdapter adapter) {
mAdapter = adapter;
if (mAdapter != null) {
@@ -214,6 +248,9 @@ public class Gallery extends ViewGroup implements
void handleDataChanged() {
if (mAdapter != null) {
+ if (mGapAnimator != null) {
+ mGapAnimator.cancel();
+ }
resetList();
mItemCount = mAdapter.getCount();
// checkFocus();
@@ -226,7 +263,21 @@ public class Gallery extends ViewGroup implements
// Nothing selected
checkSelectionChanged();
}
- layout(0, false);
+ if (mGapPosition > INVALID_POSITION) {
+ mGapAnimator = ObjectAnimator.ofInt(this, "gap", mGap, 0);
+ mGapAnimator.setDuration(250);
+ mGapAnimator.addListener(new AnimatorListenerAdapter() {
+ @Override
+ public void onAnimationEnd(Animator a) {
+ mGapPosition = INVALID_POSITION;
+ mGap = 0;
+ mGapAnimator = null;
+ }
+ });
+ mGapAnimator.start();
+ } else {
+ layout(0, false);
+ }
} else {
// checkFocus();
mOldSelectedPosition = INVALID_POSITION;
@@ -373,7 +424,7 @@ public class Gallery extends ViewGroup implements
* @param deltaX
* Change in X from the previous event.
*/
- void trackMotionScroll(int deltaX) {
+ protected void trackMotionScroll(int deltaX) {
if (getChildCount() == 0) {
return;
}
@@ -587,6 +638,9 @@ public class Gallery extends ViewGroup implements
}
fillToGalleryRight();
fillToGalleryLeft();
+ if (mGapPosition > INVALID_POSITION) {
+ adjustGap();
+ }
mRecycler.clear();
invalidate();
checkSelectionChanged();
@@ -594,6 +648,19 @@ public class Gallery extends ViewGroup implements
updateSelectedItemMetadata();
}
+ void adjustGap() {
+ for (int i = 0; i < getChildCount(); i++) {
+ int pos = i + mFirstPosition;
+ if (pos >= mGapPosition) {
+ if (mHorizontal) {
+ getChildAt(i).offsetLeftAndRight(mGap);
+ } else {
+ getChildAt(i).offsetTopAndBottom(mGap);
+ }
+ }
+ }
+ }
+
void recycleAllViews() {
final int childCount = getChildCount();
final RecycleBin recycleBin = mRecycler;
@@ -619,7 +686,7 @@ public class Gallery extends ViewGroup implements
// No children available!
curPosition = 0;
curRightEdge = (mHorizontal ? mRight - mLeft - mPaddingRight
- : mBottom - mBottom - mPaddingBottom);
+ : mBottom - mTop - mPaddingBottom);
mShouldStopFling = true;
}
while (curRightEdge > galleryLeft && curPosition >= 0) {
@@ -1122,7 +1189,7 @@ public class Gallery extends ViewGroup implements
}
}
- private boolean scrollToChild(int childPosition) {
+ protected boolean scrollToChild(int childPosition) {
View child = getChildAt(childPosition);
if (child != null) {
int distance = getCenterOfGallery() - getCenterOfView(child);
generated by cgit v1.1 at 2024-12-25 05:35:17 +0000