Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 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; |
Daniel Sandler | 173bae2 | 2012-09-25 14:37:42 -0400 | [diff] [blame] | 9 | import android.view.View; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 10 | import android.widget.FrameLayout; |
| 11 | |
| 12 | public class PanelBar extends FrameLayout { |
Daniel Sandler | bf4aa9d | 2012-08-15 10:49:28 -0400 | [diff] [blame] | 13 | public static final boolean DEBUG = false; |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 14 | public static final String TAG = PanelBar.class.getSimpleName(); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 15 | public static final void LOG(String fmt, Object... args) { |
| 16 | if (!DEBUG) return; |
| 17 | Slog.v(TAG, String.format(fmt, args)); |
| 18 | } |
| 19 | |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 20 | public static final int STATE_CLOSED = 0; |
| 21 | public static final int STATE_OPENING = 1; |
| 22 | public static final int STATE_OPEN = 2; |
| 23 | |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 24 | PanelHolder mPanelHolder; |
| 25 | ArrayList<PanelView> mPanels = new ArrayList<PanelView>(); |
| 26 | PanelView mTouchingPanel; |
Daniel Sandler | 978f853 | 2012-08-15 15:48:16 -0400 | [diff] [blame] | 27 | private int mState = STATE_CLOSED; |
| 28 | private boolean mTracking; |
| 29 | |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 30 | float mPanelExpandedFractionSum; |
| 31 | |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 32 | public void go(int state) { |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 33 | if (DEBUG) LOG("go state: %d -> %d", mState, state); |
Daniel Sandler | 978f853 | 2012-08-15 15:48:16 -0400 | [diff] [blame] | 34 | mState = state; |
| 35 | } |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 36 | |
| 37 | public PanelBar(Context context, AttributeSet attrs) { |
| 38 | super(context, attrs); |
| 39 | } |
| 40 | |
| 41 | @Override |
| 42 | protected void onFinishInflate() { |
| 43 | super.onFinishInflate(); |
| 44 | } |
| 45 | |
| 46 | public void addPanel(PanelView pv) { |
| 47 | mPanels.add(pv); |
| 48 | pv.setBar(this); |
| 49 | } |
| 50 | |
| 51 | public void setPanelHolder(PanelHolder ph) { |
| 52 | if (ph == null) { |
| 53 | Slog.e(TAG, "setPanelHolder: null PanelHolder", new Throwable()); |
| 54 | return; |
| 55 | } |
| 56 | ph.setBar(this); |
| 57 | mPanelHolder = ph; |
| 58 | final int N = ph.getChildCount(); |
| 59 | for (int i=0; i<N; i++) { |
| 60 | final PanelView v = (PanelView) ph.getChildAt(i); |
| 61 | if (v != null) { |
| 62 | addPanel(v); |
| 63 | } |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | public float getBarHeight() { |
| 68 | return getMeasuredHeight(); |
| 69 | } |
| 70 | |
Daniel Sandler | cf591db | 2012-08-15 16:11:55 -0400 | [diff] [blame] | 71 | public PanelView selectPanelForTouchX(float x) { |
| 72 | final int N = mPanels.size(); |
| 73 | return mPanels.get((int)(N * x / getMeasuredWidth())); |
| 74 | } |
| 75 | |
Daniel Sandler | 5050813 | 2012-08-16 14:10:53 -0400 | [diff] [blame] | 76 | public boolean panelsEnabled() { |
Daniel Sandler | 1e8feef | 2012-08-16 11:37:41 -0400 | [diff] [blame] | 77 | return true; |
| 78 | } |
| 79 | |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 80 | @Override |
| 81 | public boolean onTouchEvent(MotionEvent event) { |
Daniel Sandler | 1e8feef | 2012-08-16 11:37:41 -0400 | [diff] [blame] | 82 | // Allow subclasses to implement enable/disable semantics |
Daniel Sandler | 5050813 | 2012-08-16 14:10:53 -0400 | [diff] [blame] | 83 | if (!panelsEnabled()) return false; |
Daniel Sandler | 1e8feef | 2012-08-16 11:37:41 -0400 | [diff] [blame] | 84 | |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 85 | // figure out which panel needs to be talked to here |
| 86 | if (event.getAction() == MotionEvent.ACTION_DOWN) { |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 87 | final PanelView panel = selectPanelForTouchX(event.getX()); |
John Spurlock | 919adac | 2012-10-02 16:41:12 -0400 | [diff] [blame] | 88 | boolean enabled = panel.isEnabled(); |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 89 | if (DEBUG) LOG("PanelBar.onTouch: state=%d ACTION_DOWN: panel %s %s", mState, panel, |
John Spurlock | 919adac | 2012-10-02 16:41:12 -0400 | [diff] [blame] | 90 | (enabled ? "" : " (disabled)")); |
| 91 | if (!enabled) |
| 92 | return false; |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 93 | startOpeningPanel(panel); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 94 | } |
| 95 | final boolean result = mTouchingPanel.getHandle().dispatchTouchEvent(event); |
| 96 | return result; |
| 97 | } |
| 98 | |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 99 | // called from PanelView when self-expanding, too |
| 100 | public void startOpeningPanel(PanelView panel) { |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 101 | if (DEBUG) LOG("startOpeningPanel: " + panel); |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 102 | mTouchingPanel = panel; |
| 103 | mPanelHolder.setSelectedPanel(mTouchingPanel); |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 104 | for (PanelView pv : mPanels) { |
| 105 | if (pv != panel) { |
| 106 | pv.collapse(); |
| 107 | } |
| 108 | } |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 109 | } |
| 110 | |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 111 | public void panelExpansionChanged(PanelView panel, float frac) { |
| 112 | boolean fullyClosed = true; |
Daniel Sandler | 8e72c9e | 2012-08-15 00:09:26 -0400 | [diff] [blame] | 113 | PanelView fullyOpenedPanel = null; |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 114 | if (DEBUG) LOG("panelExpansionChanged: start state=%d panel=%s", mState, panel.getName()); |
| 115 | mPanelExpandedFractionSum = 0f; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 116 | for (PanelView pv : mPanels) { |
Daniel Sandler | 173bae2 | 2012-09-25 14:37:42 -0400 | [diff] [blame] | 117 | final boolean visible = pv.getVisibility() == View.VISIBLE; |
Daniel Sandler | 978f853 | 2012-08-15 15:48:16 -0400 | [diff] [blame] | 118 | // adjust any other panels that may be partially visible |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 119 | if (pv.getExpandedHeight() > 0f) { |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 120 | if (mState == STATE_CLOSED) { |
| 121 | go(STATE_OPENING); |
| 122 | onPanelPeeked(); |
| 123 | } |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 124 | fullyClosed = false; |
| 125 | final float thisFrac = pv.getExpandedFraction(); |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 126 | mPanelExpandedFractionSum += (visible ? thisFrac : 0); |
| 127 | if (DEBUG) LOG("panelExpansionChanged: -> %s: f=%.1f", pv.getName(), thisFrac); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 128 | if (panel == pv) { |
Daniel Sandler | 8e72c9e | 2012-08-15 00:09:26 -0400 | [diff] [blame] | 129 | if (thisFrac == 1f) fullyOpenedPanel = panel; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 130 | } |
| 131 | } |
Daniel Sandler | 173bae2 | 2012-09-25 14:37:42 -0400 | [diff] [blame] | 132 | if (pv.getExpandedHeight() > 0f) { |
| 133 | if (!visible) pv.setVisibility(View.VISIBLE); |
| 134 | } else { |
| 135 | if (visible) pv.setVisibility(View.GONE); |
| 136 | } |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 137 | } |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 138 | mPanelExpandedFractionSum /= mPanels.size(); |
Daniel Sandler | 978f853 | 2012-08-15 15:48:16 -0400 | [diff] [blame] | 139 | if (fullyOpenedPanel != null && !mTracking) { |
| 140 | go(STATE_OPEN); |
| 141 | onPanelFullyOpened(fullyOpenedPanel); |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 142 | } else if (fullyClosed && !mTracking && mState != STATE_CLOSED) { |
Daniel Sandler | 978f853 | 2012-08-15 15:48:16 -0400 | [diff] [blame] | 143 | go(STATE_CLOSED); |
| 144 | onAllPanelsCollapsed(); |
| 145 | } |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 146 | |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 147 | if (DEBUG) LOG("panelExpansionChanged: end state=%d [%s%s ]", mState, |
Daniel Sandler | 8e72c9e | 2012-08-15 00:09:26 -0400 | [diff] [blame] | 148 | (fullyOpenedPanel!=null)?" fullyOpened":"", fullyClosed?" fullyClosed":""); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 149 | } |
| 150 | |
| 151 | public void collapseAllPanels(boolean animate) { |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 152 | boolean waiting = false; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 153 | for (PanelView pv : mPanels) { |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 154 | if (animate && !pv.isFullyCollapsed()) { |
| 155 | pv.collapse(); |
| 156 | waiting = true; |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 157 | } else { |
| 158 | pv.setExpandedFraction(0); // just in case |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 159 | pv.setVisibility(View.GONE); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 160 | } |
| 161 | } |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 162 | if (DEBUG) LOG("collapseAllPanels: animate=%s waiting=%s", animate, waiting); |
Daniel Sandler | c38bbc3 | 2012-10-05 12:21:38 -0400 | [diff] [blame] | 163 | if (!waiting && mState != STATE_CLOSED) { |
Daniel Sandler | 198a030 | 2012-08-17 16:04:31 -0400 | [diff] [blame] | 164 | // it's possible that nothing animated, so we replicate the termination |
| 165 | // conditions of panelExpansionChanged here |
| 166 | go(STATE_CLOSED); |
| 167 | onAllPanelsCollapsed(); |
| 168 | } |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 169 | } |
| 170 | |
| 171 | public void onPanelPeeked() { |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 172 | if (DEBUG) LOG("onPanelPeeked"); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 173 | } |
| 174 | |
| 175 | public void onAllPanelsCollapsed() { |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 176 | if (DEBUG) LOG("onAllPanelsCollapsed"); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 177 | } |
| 178 | |
Daniel Sandler | 8e72c9e | 2012-08-15 00:09:26 -0400 | [diff] [blame] | 179 | public void onPanelFullyOpened(PanelView openPanel) { |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 180 | if (DEBUG) LOG("onPanelFullyOpened"); |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 181 | } |
Daniel Sandler | 978f853 | 2012-08-15 15:48:16 -0400 | [diff] [blame] | 182 | |
| 183 | public void onTrackingStarted(PanelView panel) { |
| 184 | mTracking = true; |
Daniel Sandler | 67eab79 | 2012-10-02 17:08:23 -0400 | [diff] [blame] | 185 | if (DEBUG && panel != mTouchingPanel) { |
Daniel Sandler | 978f853 | 2012-08-15 15:48:16 -0400 | [diff] [blame] | 186 | LOG("shouldn't happen: onTrackingStarted(%s) != mTouchingPanel(%s)", |
| 187 | panel, mTouchingPanel); |
| 188 | } |
| 189 | } |
| 190 | |
| 191 | public void onTrackingStopped(PanelView panel) { |
| 192 | mTracking = false; |
| 193 | panelExpansionChanged(panel, panel.getExpandedFraction()); |
| 194 | } |
Daniel Sandler | 08d05e3 | 2012-08-08 16:39:54 -0400 | [diff] [blame] | 195 | } |