diff options
Diffstat (limited to 'src/org/cyanogenmod/trebuchet/CustomHomeLauncher.java')
| -rw-r--r-- | src/org/cyanogenmod/trebuchet/CustomHomeLauncher.java | 349 |
1 files changed, 349 insertions, 0 deletions
diff --git a/src/org/cyanogenmod/trebuchet/CustomHomeLauncher.java b/src/org/cyanogenmod/trebuchet/CustomHomeLauncher.java new file mode 100644 index 000000000..47c9c3b2c --- /dev/null +++ b/src/org/cyanogenmod/trebuchet/CustomHomeLauncher.java @@ -0,0 +1,349 @@ +/* + * Copyright (C) 2014 The CyanogenMod 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 org.cyanogenmod.trebuchet; + +import android.content.BroadcastReceiver; +import android.content.ComponentName; +import android.content.Context; +import android.content.Intent; +import android.content.IntentFilter; +import android.content.res.Resources; +import android.graphics.Color; +import android.graphics.PorterDuff; +import android.graphics.drawable.Drawable; +import android.os.Bundle; +import android.util.Log; +import android.util.SparseArray; +import android.view.animation.AccelerateInterpolator; +import android.widget.ImageView; + +import com.android.launcher.home.Home; +import com.android.launcher3.Launcher; +import com.android.launcher3.R; + +import org.cyanogenmod.trebuchet.home.HomeUtils; +import org.cyanogenmod.trebuchet.home.HomeWrapper; + +import java.lang.Override; + +public class CustomHomeLauncher extends Launcher { + + private static final String TAG = "CustomHomeLauncher"; + + private static final boolean DEBUG = false; + private static final float MIN_PROGRESS = 0; + private static final float MAX_PROGRESS = 1; + + + private static class HomeAppStub { + private final int mUid; + private final ComponentName mComponentName; + private final HomeWrapper mInstance; + + private HomeAppStub(int uid, ComponentName componentName, + Context context, Context homeActivityContext) + throws SecurityException, ReflectiveOperationException { + super(); + mUid = uid; + mComponentName = componentName; + + // Load a new instance of the Home app + ClassLoader classloader = context.getClassLoader(); + Class<?> homeInterface = classloader.loadClass(Home.class.getName()); + Class<?> homeClazz = classloader.loadClass(mComponentName.getClassName()); + mInstance = new HomeWrapper(context, homeInterface, + homeClazz.newInstance(), homeActivityContext); + } + + @Override + public int hashCode() { + final int prime = 31; + int result = 1; + result = prime * result + ((mComponentName == null) ? 0 : mComponentName.hashCode()); + return result; + } + + @Override + public boolean equals(Object obj) { + if (this == obj) + return true; + if (obj == null) + return false; + if (getClass() != obj.getClass()) + return false; + HomeAppStub other = (HomeAppStub) obj; + if (mComponentName == null) { + if (other.mComponentName != null) + return false; + } else if (!mComponentName.equals(other.mComponentName)) + return false; + return true; + } + } + + private BroadcastReceiver mPackageReceiver = new BroadcastReceiver() { + @Override + public void onReceive(Context context, Intent intent) { + // Obtain the current instance or a new one if the current instance not exists + boolean invalidate = false; + String action = intent.getAction(); + if (action.equals(Intent.ACTION_PACKAGE_CHANGED) || + action.equals(Intent.ACTION_PACKAGE_REPLACED) || + action.equals(Intent.ACTION_PACKAGE_RESTARTED)) { + if (mCurrentHomeApp != null && intent.getIntExtra(Intent.EXTRA_UID, -1) + == mCurrentHomeApp.mUid) { + // The current Home app has changed or restarted. Invalidate the current + // one to be sure we will get all the new changes (if any) + if (DEBUG) Log.d(TAG, "Home package has changed. Invalidate layout."); + invalidate = true; + } + } + obtainCurrentHomeAppStubLocked(invalidate); + } + }; + + private CustomContentCallbacks mCustomContentCallbacks = new CustomContentCallbacks() { + @Override + public void onShow() { + if (mCurrentHomeApp != null) { + mCurrentHomeApp.mInstance.onShow(); + } + } + + @Override + public void onScrollProgressChanged(float progress) { + updateQsbBarColorState(progress); + if (mCurrentHomeApp != null) { + mCurrentHomeApp.mInstance.onScrollProgressChanged(progress); + } + } + + @Override + public void onHide() { + if (mCurrentHomeApp != null) { + mCurrentHomeApp.mInstance.onHide(); + } + } + }; + + private HomeAppStub mCurrentHomeApp; + private AccelerateInterpolator mQSBAlphaInterpolator; + + private QSBScroller mQsbScroller; + private int mQsbInitialAlphaState; + private int mQsbEndAlphaState; + private int mQsbButtonsEndColorFilter; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + mQSBAlphaInterpolator = new AccelerateInterpolator(); + + // Set QsbBar color state + final Resources res = getResources(); + mQsbInitialAlphaState = res.getInteger(R.integer.qsb_initial_alpha_state); + mQsbEndAlphaState = res.getInteger(R.integer.qsb_end_alpha_state); + mQsbButtonsEndColorFilter = res.getInteger(R.integer.qsb_buttons_end_colorfilter); + updateQsbBarColorState(MIN_PROGRESS); + + // Obtain the user-defined Home app or a valid one + obtainCurrentHomeAppStubLocked(true); + + // Register this class to listen for new/deleted packages + IntentFilter filter = new IntentFilter(Intent.ACTION_PACKAGE_ADDED); + filter.addAction(Intent.ACTION_PACKAGE_REMOVED); + filter.addAction(Intent.ACTION_PACKAGE_FULLY_REMOVED); + filter.addAction(Intent.ACTION_PACKAGE_CHANGED); + filter.addAction(Intent.ACTION_PACKAGE_REPLACED); + filter.addAction(Intent.ACTION_PACKAGE_RESTARTED); + filter.addDataScheme("package"); + registerReceiver(mPackageReceiver, filter); + } + + @Override + public void onDestroy() { + super.onDestroy(); + + // Unregister services + unregisterReceiver(mPackageReceiver); + } + + @Override + protected void onResume() { + if (mCurrentHomeApp != null) { + mCurrentHomeApp.mInstance.onResume(); + } + super.onResume(); + } + + @Override + protected void onPause() { + if (mCurrentHomeApp != null) { + mCurrentHomeApp.mInstance.onPause(); + } + super.onPause(); + } + + @Override + protected boolean isCustomHomeActive() { + return mCurrentHomeApp != null; + } + + @Override + protected void invalidateHasCustomContentToLeft() { + invalidateHomeStub(); + super.invalidateHasCustomContentToLeft(); + } + + @Override + protected void populateCustomContentContainer() { + if (mCurrentHomeApp != null) { + mQsbScroller = addToCustomContentPage(mCurrentHomeApp.mInstance.createCustomView(), + mCustomContentCallbacks, mCurrentHomeApp.mInstance.getName()); + + if (!isCustomContentModeGel()) { + mCurrentHomeApp.mInstance.setShowContent(true); + } + } + } + + @Override + protected boolean hasCustomSearchSupport() { + return hasCustomContentToLeft() && mCurrentHomeApp.mInstance.isOperationSupported( + Home.FLAG_OP_CUSTOM_SEARCH); + } + + @Override + protected void requestSearch(int mode) { + if (!hasCustomSearchSupport()) { + return; + } + mCurrentHomeApp.mInstance.onRequestSearch(mode); + } + + @Override + public void updateDynamicGrid() { + super.updateDynamicGrid(); + + if (isCustomContentModeGel() && mCurrentHomeApp != null) { + mCurrentHomeApp.mInstance.setShowContent(false); + } else if (getCustomContentMode() == CustomContentMode.CUSTOM_HOME + && mCurrentHomeApp != null) { + mCurrentHomeApp.mInstance.setShowContent(true); + } + } + + private synchronized void obtainCurrentHomeAppStubLocked(boolean invalidate) { + if (DEBUG) Log.d(TAG, "obtainCurrentHomeAppStubLocked called (" + invalidate + ")"); + + SparseArray<ComponentName> packages = HomeUtils.getInstalledHomePackages(this); + if (!invalidate && mCurrentHomeApp != null && + packages.get(mCurrentHomeApp.mUid) != null) { + // We still have a valid Home app + return; + } + + // We don't have a valid Home app, so we need to destroy the current the custom content + destroyHomeStub(); + + // Return the default valid home app + int size = packages.size(); + for (int i = 0; i < size; i++) { + int key = packages.keyAt(i); + ComponentName pkg = packages.get(key); + String qualifiedPkg = pkg.toShortString(); + Context ctx = HomeUtils.createNewHomePackageContext(this, pkg); + if (ctx == null) { + // We failed to create a valid context. Will try with the next package + continue; + } + try { + mCurrentHomeApp = new HomeAppStub(key, pkg, ctx, this); + } catch (ReflectiveOperationException ex) { + if (!DEBUG) { + Log.w(TAG, "Cannot instantiate home package: " + qualifiedPkg + ". Ignored."); + } else { + Log.w(TAG, "Cannot instantiate home package: " + qualifiedPkg + + ". Ignored.", ex); + } + } catch (SecurityException ex) { + if (!DEBUG) { + Log.w(TAG, "Home package is insecure: " + qualifiedPkg + ". Ignored."); + } else { + Log.w(TAG, "Home package is insecure: " + qualifiedPkg + ". Ignored.", ex); + } + } + + // Notify home app that is going to be used + if (mCurrentHomeApp != null) { + mCurrentHomeApp.mInstance.onStart(); + } + } + + // Don't have a valid package. Anyway notify the launcher that custom content has changed + invalidateHasCustomContentToLeft(); + } + + private void invalidateHomeStub() { + if (mCurrentHomeApp != null) { + mCurrentHomeApp.mInstance.onInvalidate(); + if (DEBUG) Log.d(TAG, "Home package " + mCurrentHomeApp.mComponentName.toShortString() + + " was invalidated."); + } + } + + private void destroyHomeStub() { + if (mCurrentHomeApp != null) { + mCurrentHomeApp.mInstance.onInvalidate(); + mCurrentHomeApp.mInstance.onDestroy(); + if (DEBUG) Log.d(TAG, "Home package " + mCurrentHomeApp.mComponentName.toShortString() + + " was destroyed."); + } + mQsbScroller = null; + mCurrentHomeApp = null; + } + + private void updateQsbBarColorState(float progress) { + if (getQsbBar() != null) { + float interpolation = mQSBAlphaInterpolator.getInterpolation(progress); + + // Background alpha + int alphaInterpolation = (int)(mQsbInitialAlphaState + + (interpolation * (mQsbEndAlphaState - mQsbInitialAlphaState))); + Drawable background = getQsbBar().getBackground(); + if (background != null) { + background.setAlpha(alphaInterpolation); + } + + // Buttons color filter + int colorInterpolation = (int)(255 - (interpolation * mQsbButtonsEndColorFilter)); + int color = Color.rgb(colorInterpolation, colorInterpolation,colorInterpolation); + ImageView voiceButton = getQsbBarVoiceButton(); + if (voiceButton != null) { + if (progress > 0) { + voiceButton.setColorFilter(color, PorterDuff.Mode.SRC_IN); + } + } + ImageView searchButton = getQsbBarSearchButton(); + if (searchButton != null) { + if (progress > 0) { + searchButton.setColorFilter(color, PorterDuff.Mode.SRC_IN); + } + } + } + } +} |