diff options
Diffstat (limited to 'src/net/hoopajoo/android/SoftKeys/RecentAppsChunk.java')
| -rw-r--r-- | src/net/hoopajoo/android/SoftKeys/RecentAppsChunk.java | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/src/net/hoopajoo/android/SoftKeys/RecentAppsChunk.java b/src/net/hoopajoo/android/SoftKeys/RecentAppsChunk.java new file mode 100644 index 0000000..3937f82 --- /dev/null +++ b/src/net/hoopajoo/android/SoftKeys/RecentAppsChunk.java @@ -0,0 +1,166 @@ +/* + * Copyright (C) 2008 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 net.hoopajoo.android.SoftKeys; + +import java.util.List; + +import android.app.Activity; +import android.app.ActivityManager; +import android.content.Context; +import android.content.Intent; +import android.content.pm.ActivityInfo; +import android.content.pm.PackageManager; +import android.content.pm.ResolveInfo; +import android.content.res.Resources; +import android.graphics.drawable.Drawable; +import android.view.View; +import android.view.View.OnClickListener; +import android.widget.TextView; + +public class RecentAppsChunk { + /// for recent apps + //private static final boolean DBG_FORCE_EMPTY_LIST = false; + private static final int NUM_BUTTONS = 6; + private static final int MAX_RECENT_TASKS = NUM_BUTTONS * 2; // allow for some discards + final View[] mButtons = new View[NUM_BUTTONS]; + private int mIconSize; + private Activity context; + + public RecentAppsChunk( Activity a ) { + context = a; + + // recent apps buttons + OnClickListener press = new OnClickListener() { + public void onClick(View v) { + + for (View b : mButtons) { + if (b == v) { + // prepare a launch intent and send it + Intent intent = (Intent)b.getTag(); + intent.addFlags(Intent.FLAG_ACTIVITY_LAUNCHED_FROM_HISTORY); + getContext().startActivity(intent); + } + } + //dismiss(); + } + }; + + int[] rbuttons = { R.id.recentbutton0, + R.id.recentbutton1, + R.id.recentbutton2, + R.id.recentbutton3, + R.id.recentbutton4, + R.id.recentbutton5 + }; + + for( int i = 0; i < NUM_BUTTONS; i++ ) { + mButtons[ i ] = context.findViewById( rbuttons[ i ] ); + mButtons[ i ].setOnClickListener( press ); + } + + final Resources resources = context.getResources(); + mIconSize = (int) resources.getDimension(android.R.dimen.app_icon_size); + } + + + // basically from the recent apps dialog + private Context getContext() { + // this emulates some of the stuff that happened in the constructor, and also + // the getcontext allowing reloadButtons to be included without modification` + return( context ); + } + + public void reloadButtons() { + + final Context context = getContext(); + final PackageManager pm = context.getPackageManager(); + final ActivityManager am = (ActivityManager) + context.getSystemService(Context.ACTIVITY_SERVICE); + final List<ActivityManager.RecentTaskInfo> recentTasks = + am.getRecentTasks(MAX_RECENT_TASKS, 0); + + ResolveInfo homeInfo = pm.resolveActivity( + new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_HOME), + 0); + + // Performance note: Our android performance guide says to prefer Iterator when + // using a List class, but because we know that getRecentTasks() always returns + // an ArrayList<>, we'll use a simple index instead. + int button = 0; + int numTasks = recentTasks.size(); + for (int i = 0; i < numTasks && (button < NUM_BUTTONS); ++i) { + final ActivityManager.RecentTaskInfo info = recentTasks.get(i); + + // for debug purposes only, disallow first result to create empty lists + //if (DBG_FORCE_EMPTY_LIST && (i == 0)) continue; + + Intent intent = new Intent(info.baseIntent); + if (info.origActivity != null) { + intent.setComponent(info.origActivity); + } + + // Skip the current home activity. + if (homeInfo != null) { + if (homeInfo.activityInfo.packageName.equals( + intent.getComponent().getPackageName()) + && homeInfo.activityInfo.name.equals( + intent.getComponent().getClassName())) { + continue; + } + } + + intent.setFlags((intent.getFlags()&~Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED) + | Intent.FLAG_ACTIVITY_NEW_TASK); + final ResolveInfo resolveInfo = pm.resolveActivity(intent, 0); + if (resolveInfo != null) { + final ActivityInfo activityInfo = resolveInfo.activityInfo; + final String title = activityInfo.loadLabel(pm).toString(); + final Drawable icon = activityInfo.loadIcon(pm); + + if (title != null && title.length() > 0 && icon != null) { + final View b = mButtons[button]; + setButtonAppearance(b, title, icon); + b.setTag(intent); + b.setVisibility(View.VISIBLE); + b.setPressed(false); + b.clearFocus(); + ++button; + } + } + } + + // handle the case of "no icons to show" + //mNoAppsText.setVisibility((button == 0) ? View.VISIBLE : View.GONE); + + // hide the rest + for ( ; button < NUM_BUTTONS; ++button) { + mButtons[button].setVisibility(View.GONE); + } + } + + /** + * Adjust appearance of each icon-button + */ + private void setButtonAppearance(View theButton, final String theTitle, final Drawable icon) { + TextView tv = (TextView) theButton; + tv.setText(theTitle); + if (icon != null) { + icon.setBounds(0, 0, mIconSize, mIconSize); + } + tv.setCompoundDrawables(null, icon, null, null); + } +} |