Move some classes to packages

Added states/ and touchcontrollers/ packages Change-Id: I8d59c47770c24c9edd1b7ce879e6a80ca8b88c71
2026-02-20 03:08:19 +00:00 · 2019-03-22 15:44:28 -05:00
parent 1787ee9596
commit e06fef45a4
24 changed files with 65 additions and 66 deletions
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/StatusBarTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/StatusBarTouchController.java
@@ -0,0 +1,123 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.launcher3.uioverrides.touchcontrollers;
+
+import static android.view.MotionEvent.ACTION_DOWN;
+import static android.view.MotionEvent.ACTION_MOVE;
+
+import android.os.RemoteException;
+import android.util.Log;
+import android.view.MotionEvent;
+import android.view.ViewConfiguration;
+
+import com.android.launcher3.AbstractFloatingView;
+import com.android.launcher3.DeviceProfile;
+import com.android.launcher3.Launcher;
+import com.android.launcher3.LauncherState;
+import com.android.launcher3.touch.TouchEventTranslator;
+import com.android.launcher3.util.TouchController;
+import com.android.quickstep.RecentsModel;
+import com.android.systemui.shared.recents.ISystemUiProxy;
+
+/**
+ * TouchController for handling touch events that get sent to the StatusBar. Once the
+ * Once the event delta y passes the touch slop, the events start getting forwarded.
+ * All events are offset by initial Y value of the pointer.
+ */
+public class StatusBarTouchController implements TouchController {
+
+    private static final String TAG = "StatusBarController";
+
+    protected final Launcher mLauncher;
+    protected final TouchEventTranslator mTranslator;
+    private final float mTouchSlop;
+    private ISystemUiProxy mSysUiProxy;
+
+    /* If {@code false}, this controller should not handle the input {@link MotionEvent}.*/
+    private boolean mCanIntercept;
+
+    public StatusBarTouchController(Launcher l) {
+        mLauncher = l;
+        // Guard against TAPs by increasing the touch slop.
+        mTouchSlop = 2 * ViewConfiguration.get(l).getScaledTouchSlop();
+        mTranslator = new TouchEventTranslator((MotionEvent ev)-> dispatchTouchEvent(ev));
+    }
+
+    private void dispatchTouchEvent(MotionEvent ev) {
+        try {
+            if (mSysUiProxy != null) {
+                mSysUiProxy.onStatusBarMotionEvent(ev);
+            }
+        } catch (RemoteException e) {
+            Log.e(TAG, "Remote exception on sysUiProxy.", e);
+        }
+    }
+
+    @Override
+    public final boolean onControllerInterceptTouchEvent(MotionEvent ev) {
+        int action = ev.getActionMasked();
+        if (action == ACTION_DOWN) {
+            mCanIntercept = canInterceptTouch(ev);
+            if (!mCanIntercept) {
+                return false;
+            }
+            mTranslator.reset();
+            mTranslator.setDownParameters(0, ev);
+        } else if (ev.getActionMasked() == MotionEvent.ACTION_POINTER_DOWN) {
+            // Check!! should only set it only when threshold is not entered.
+            mTranslator.setDownParameters(ev.getActionIndex(), ev);
+        }
+        if (!mCanIntercept) {
+            return false;
+        }
+        if (action == ACTION_MOVE) {
+            float dy = ev.getY() - mTranslator.getDownY();
+            float dx = ev.getX() - mTranslator.getDownX();
+            if (dy > mTouchSlop && dy > Math.abs(dx)) {
+                mTranslator.dispatchDownEvents(ev);
+                mTranslator.processMotionEvent(ev);
+                return true;
+            }
+            if (Math.abs(dx) > mTouchSlop) {
+                mCanIntercept = false;
+            }
+        }
+        return false;
+    }
+
+
+    @Override
+    public final boolean onControllerTouchEvent(MotionEvent ev) {
+        mTranslator.processMotionEvent(ev);
+        return true;
+    }
+
+    private boolean canInterceptTouch(MotionEvent ev) {
+        if (!mLauncher.isInState(LauncherState.NORMAL) ||
+                AbstractFloatingView.getTopOpenViewWithType(mLauncher,
+                        AbstractFloatingView.TYPE_STATUS_BAR_SWIPE_DOWN_DISALLOW) != null) {
+            return false;
+        } else {
+            // For NORMAL state, only listen if the event originated above the navbar height
+            DeviceProfile dp = mLauncher.getDeviceProfile();
+            if (ev.getY() > (mLauncher.getDragLayer().getHeight() - dp.getInsets().bottom)) {
+                return false;
+            }
+        }
+        mSysUiProxy = RecentsModel.INSTANCE.get(mLauncher).getSystemUiProxy();
+        return mSysUiProxy != null;
+    }
+}