Android/frameworks_base
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Fix situations where the panel wouldn't descend.

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Change-Id: I41c1d6a973b2693487062f3a5fbf922ff2025897
This commit is contained in:
Daniel Sandler
2012-08-15 15:48:16 -04:00
parent 2db99c56f7
commit 978f853d18
2 changed files with 54 additions and 12 deletions
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46
packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelBar.java
View File

@@ -19,6 +19,16 @@ public class PanelBar extends FrameLayout {
private PanelHolder mPanelHolder;
private ArrayList<PanelView> mPanels = new ArrayList<PanelView>();
protected PanelView mTouchingPanel;
private static final int STATE_CLOSED = 0;
private static final int STATE_TRANSITIONING = 1;
private static final int STATE_OPEN = 2;
private int mState = STATE_CLOSED;
private boolean mTracking;
private void go(int state) {
LOG("go state: %d -> %d", mState, state);
mState = state;
}
public PanelBar(Context context, AttributeSet attrs) {
super(context, attrs);
@@ -62,8 +72,11 @@ public class PanelBar extends FrameLayout {
final int i = (int)(N * event.getX() / getMeasuredWidth());
mTouchingPanel = mPanels.get(i);
mPanelHolder.setSelectedPanel(mTouchingPanel);
LOG("PanelBar.onTouch: ACTION_DOWN: panel %d", i);
onPanelPeeked();
LOG("PanelBar.onTouch: state=%d ACTION_DOWN: panel %d", mState, i);
if (mState == STATE_CLOSED || mState == STATE_OPEN) {
go(STATE_TRANSITIONING);
onPanelPeeked();
}
}
final boolean result = mTouchingPanel.getHandle().dispatchTouchEvent(event);
return result;
@@ -72,11 +85,13 @@ public class PanelBar extends FrameLayout {
public void panelExpansionChanged(PanelView panel, float frac) {
boolean fullyClosed = true;
PanelView fullyOpenedPanel = null;
LOG("panelExpansionChanged: start state=%d panel=%s", mState, panel.getName());
for (PanelView pv : mPanels) {
// adjust any other panels that may be partially visible
if (pv.getExpandedHeight() > 0f) {
fullyClosed = false;
final float thisFrac = pv.getExpandedFraction();
LOG("panel %s: f=%.1f", pv, thisFrac);
LOG("panelExpansionChanged: -> %s: f=%.1f", pv.getName(), thisFrac);
if (panel == pv) {
if (thisFrac == 1f) fullyOpenedPanel = panel;
} else {
@@ -84,11 +99,15 @@ public class PanelBar extends FrameLayout {
}
}
}
if (fullyOpenedPanel != null) onPanelFullyOpened(fullyOpenedPanel);
if (fullyClosed) onAllPanelsCollapsed();
else onPanelPeeked();
if (fullyOpenedPanel != null && !mTracking) {
go(STATE_OPEN);
onPanelFullyOpened(fullyOpenedPanel);
} else if (fullyClosed && !mTracking) {
go(STATE_CLOSED);
onAllPanelsCollapsed();
}
LOG("panelExpansionChanged: [%s%s ]",
LOG("panelExpansionChanged: end state=%d [%s%s ]", mState,
(fullyOpenedPanel!=null)?" fullyOpened":"", fullyClosed?" fullyClosed":"");
}
@@ -113,4 +132,17 @@ public class PanelBar extends FrameLayout {
public void onPanelFullyOpened(PanelView openPanel) {
LOG("onPanelFullyOpened");
}
public void onTrackingStarted(PanelView panel) {
mTracking = true;
if (panel != mTouchingPanel) {
LOG("shouldn't happen: onTrackingStarted(%s) != mTouchingPanel(%s)",
panel, mTouchingPanel);
}
}
public void onTrackingStopped(PanelView panel) {
mTracking = false;
panelExpansionChanged(panel, panel.getExpandedFraction());
}
}

20
packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java
View File

@@ -16,9 +16,9 @@ import com.android.systemui.R;
public class PanelView extends FrameLayout {
public static final boolean DEBUG = false;
public static final String TAG = PanelView.class.getSimpleName();
public static final void LOG(String fmt, Object... args) {
public final void LOG(String fmt, Object... args) {
if (!DEBUG) return;
Log.v(TAG, String.format(fmt, args));
Log.v(TAG, (mViewName != null ? (mViewName + ": ") : "") + String.format(fmt, args));
}
public static final boolean BRAKES = false;
@@ -61,6 +61,7 @@ public class PanelView extends FrameLayout {
private float mVel, mAccel;
private int mFullHeight = 0;
private String mViewName;
private void animationTick(long dtms) {
if (!mTimeAnimator.isStarted()) {
@@ -69,7 +70,7 @@ public class PanelView extends FrameLayout {
mTimeAnimator.setTimeListener(mAnimationCallback);
mTimeAnimator.start();
} else {
} else if (dtms > 0) {
final float dt = dtms * 0.001f; // ms -> s
LOG("tick: v=%.2fpx/s dt=%.4fs", mVel, dt);
LOG("tick: before: h=%d", (int) mExpandedHeight);
@@ -170,13 +171,16 @@ public class PanelView extends FrameLayout {
public boolean onTouch(View v, MotionEvent event) {
final float y = event.getY();
final float rawY = event.getRawY();
LOG("handle.onTouch: y=%.1f rawY=%.1f off=%.1f", y, rawY, mTouchOffset);
LOG("handle.onTouch: a=%s y=%.1f rawY=%.1f off=%.1f",
MotionEvent.actionToString(event.getAction()),
y, rawY, mTouchOffset);
PanelView.this.getLocationOnScreen(mAbsPos);
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
mVelocityTracker = VelocityTracker.obtain();
trackMovement(event);
mBar.onTrackingStarted(PanelView.this);
mTouchOffset = (rawY - mAbsPos[1]) - PanelView.this.getExpandedHeight();
break;
@@ -190,6 +194,7 @@ public class PanelView extends FrameLayout {
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_CANCEL:
mBar.onTrackingStopped(PanelView.this);
trackMovement(event);
mVelocityTracker.computeCurrentVelocity(1000);
@@ -241,6 +246,11 @@ public class PanelView extends FrameLayout {
@Override
protected void onAttachedToWindow() {
super.onAttachedToWindow();
mViewName = getResources().getResourceName(getId());
}
public String getName() {
return mViewName;
}
@Override
@@ -278,7 +288,7 @@ public class PanelView extends FrameLayout {
}
LOG("setExpansion: height=%.1f fh=%.1f", h, fh);
if (h < 0) h = 0;
else if (h > fh) h = fh;