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/*
* 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 com.android.launcher2;
import android.widget.ImageView;
import android.content.Context;
import android.content.res.TypedArray;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.KeyEvent;
import android.view.View;
import com.android.launcher.R;
public class HandleView extends ImageView {
private static final int ORIENTATION_HORIZONTAL = 1;
private Launcher mLauncher;
private int mOrientation = ORIENTATION_HORIZONTAL;
public HandleView(Context context) {
super(context);
}
public HandleView(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public HandleView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.HandleView, defStyle, 0);
mOrientation = a.getInt(R.styleable.HandleView_direction, ORIENTATION_HORIZONTAL);
a.recycle();
setContentDescription(context.getString(R.string.all_apps_button_label));
}
@Override
public View focusSearch(int direction) {
View newFocus = super.focusSearch(direction);
if (newFocus == null && !mLauncher.isAllAppsVisible()) {
final Workspace workspace = mLauncher.getWorkspace();
workspace.dispatchUnhandledMove(null, direction);
return (mOrientation == ORIENTATION_HORIZONTAL && direction == FOCUS_DOWN) ?
this : workspace;
}
return newFocus;
}
@Override
public boolean onTouchEvent(MotionEvent ev) {
if (ev.getAction() == MotionEvent.ACTION_DOWN && mLauncher.isAllAppsVisible()) {
return false;
}
return super.onTouchEvent(ev);
}
private static boolean isDirectionKey(int keyCode) {
return keyCode == KeyEvent.KEYCODE_DPAD_DOWN || keyCode == KeyEvent.KEYCODE_DPAD_LEFT ||
keyCode == KeyEvent.KEYCODE_DPAD_RIGHT || keyCode == KeyEvent.KEYCODE_DPAD_UP;
}
void setLauncher(Launcher launcher) {
mLauncher = launcher;
}
}