|
| 1 | +package com.android.systemui.statusbar.phone; |
| 2 | + |
| 3 | +import java.util.ArrayList; |
| 4 | + |
| 5 | +import android.content.Context; |
| 6 | +import android.util.AttributeSet; |
| 7 | +import android.util.Slog; |
| 8 | +import android.view.MotionEvent; |
| 9 | +import android.widget.FrameLayout; |
| 10 | + |
| 11 | +public class PanelBar extends FrameLayout { |
| 12 | + public static final boolean DEBUG = true; |
| 13 | + public static final String TAG = PanelView.class.getSimpleName(); |
| 14 | + public static final void LOG(String fmt, Object... args) { |
| 15 | + if (!DEBUG) return; |
| 16 | + Slog.v(TAG, String.format(fmt, args)); |
| 17 | + } |
| 18 | + |
| 19 | + private PanelHolder mPanelHolder; |
| 20 | + private ArrayList<PanelView> mPanels = new ArrayList<PanelView>(); |
| 21 | + private PanelView mTouchingPanel; |
| 22 | + |
| 23 | + public PanelBar(Context context, AttributeSet attrs) { |
| 24 | + super(context, attrs); |
| 25 | + } |
| 26 | + |
| 27 | + @Override |
| 28 | + protected void onFinishInflate() { |
| 29 | + super.onFinishInflate(); |
| 30 | + } |
| 31 | + |
| 32 | + public void addPanel(PanelView pv) { |
| 33 | + mPanels.add(pv); |
| 34 | + pv.setBar(this); |
| 35 | + } |
| 36 | + |
| 37 | + public void setPanelHolder(PanelHolder ph) { |
| 38 | + if (ph == null) { |
| 39 | + Slog.e(TAG, "setPanelHolder: null PanelHolder", new Throwable()); |
| 40 | + return; |
| 41 | + } |
| 42 | + ph.setBar(this); |
| 43 | + mPanelHolder = ph; |
| 44 | + final int N = ph.getChildCount(); |
| 45 | + for (int i=0; i<N; i++) { |
| 46 | + final PanelView v = (PanelView) ph.getChildAt(i); |
| 47 | + if (v != null) { |
| 48 | + addPanel(v); |
| 49 | + } |
| 50 | + } |
| 51 | + } |
| 52 | + |
| 53 | + public float getBarHeight() { |
| 54 | + return getMeasuredHeight(); |
| 55 | + } |
| 56 | + |
| 57 | + @Override |
| 58 | + public boolean onTouchEvent(MotionEvent event) { |
| 59 | + // figure out which panel needs to be talked to here |
| 60 | + if (event.getAction() == MotionEvent.ACTION_DOWN) { |
| 61 | + final int N = mPanels.size(); |
| 62 | + final int i = (int)(N * event.getX() / getMeasuredWidth()); |
| 63 | + mTouchingPanel = mPanels.get(i); |
| 64 | + mPanelHolder.setSelectedPanel(mTouchingPanel); |
| 65 | + LOG("PanelBar.onTouch: ACTION_DOWN: panel %d", i); |
| 66 | + onPanelPeeked(); |
| 67 | + } |
| 68 | + final boolean result = mTouchingPanel.getHandle().dispatchTouchEvent(event); |
| 69 | + return result; |
| 70 | + } |
| 71 | + |
| 72 | + public void panelExpansionChanged(PanelView panel, float frac) { |
| 73 | + boolean fullyClosed = true; |
| 74 | + boolean fullyOpened = false; |
| 75 | + for (PanelView pv : mPanels) { |
| 76 | + if (pv.getExpandedHeight() > 0f) { |
| 77 | + fullyClosed = false; |
| 78 | + final float thisFrac = pv.getExpandedFraction(); |
| 79 | + LOG("panel %s: f=%.1f", pv, thisFrac); |
| 80 | + if (panel == pv) { |
| 81 | + if (thisFrac == 1f) fullyOpened = true; |
| 82 | + } else { |
| 83 | + pv.setExpandedFraction(1f-frac); |
| 84 | + } |
| 85 | + } |
| 86 | + } |
| 87 | + if (fullyOpened) onPanelFullyOpened(); |
| 88 | + if (fullyClosed) onAllPanelsCollapsed(); |
| 89 | + else onPanelPeeked(); |
| 90 | + |
| 91 | + LOG("panelExpansionChanged: [%s%s ]", fullyOpened?" fullyOpened":"", fullyClosed?" fullyClosed":""); |
| 92 | + } |
| 93 | + |
| 94 | + public void collapseAllPanels(boolean animate) { |
| 95 | + for (PanelView pv : mPanels) { |
| 96 | + if (animate && pv == mTouchingPanel) { |
| 97 | + mTouchingPanel.collapse(); |
| 98 | + } else { |
| 99 | + pv.setExpandedFraction(0); // just in case |
| 100 | + } |
| 101 | + } |
| 102 | + } |
| 103 | + |
| 104 | + public void onPanelPeeked() { |
| 105 | + LOG("onPanelPeeked"); |
| 106 | + } |
| 107 | + |
| 108 | + public void onAllPanelsCollapsed() { |
| 109 | + LOG("onAllPanelsCollapsed"); |
| 110 | + } |
| 111 | + |
| 112 | + public void onPanelFullyOpened() { |
| 113 | + LOG("onPanelFullyOpened"); |
| 114 | + } |
| 115 | +} |
0 commit comments