The Android Open Source Project
126 lines
3.7 KiB
Java
126 lines
3.7 KiB
Java
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher;
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import android.widget.GridView;
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import android.widget.AdapterView;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.util.AttributeSet;
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import android.view.View;
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import android.graphics.BitmapFactory;
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import android.graphics.Bitmap;
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import android.graphics.Paint;
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import android.graphics.Canvas;
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public class AllAppsGridView extends GridView implements AdapterView.OnItemClickListener,
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AdapterView.OnItemLongClickListener, DragSource {
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private DragController mDragger;
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private Launcher mLauncher;
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private Bitmap mTexture;
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private Paint mPaint;
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private int mTextureWidth;
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private int mTextureHeight;
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public AllAppsGridView(Context context) {
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super(context);
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}
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public AllAppsGridView(Context context, AttributeSet attrs) {
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this(context, attrs, com.android.internal.R.attr.gridViewStyle);
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}
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public AllAppsGridView(Context context, AttributeSet attrs, int defStyle) {
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super(context, attrs, defStyle);
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TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.AllAppsGridView, defStyle, 0);
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final int textureId = a.getResourceId(R.styleable.AllAppsGridView_texture, 0);
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if (textureId != 0) {
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mTexture = BitmapFactory.decodeResource(getResources(), textureId);
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mTextureWidth = mTexture.getWidth();
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mTextureHeight = mTexture.getHeight();
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mPaint = new Paint();
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mPaint.setDither(false);
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}
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a.recycle();
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}
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@Override
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protected void onFinishInflate() {
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setOnItemClickListener(this);
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setOnItemLongClickListener(this);
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}
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@Override
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public void draw(Canvas canvas) {
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final Bitmap texture = mTexture;
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final Paint paint = mPaint;
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final int width = getWidth();
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final int height = getHeight();
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final int textureWidth = mTextureWidth;
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final int textureHeight = mTextureHeight;
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int x = 0;
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int y;
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while (x < width) {
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y = 0;
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while (y < height) {
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canvas.drawBitmap(texture, x, y, paint);
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y += textureHeight;
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}
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x += textureWidth;
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}
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super.draw(canvas);
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}
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public void onItemClick(AdapterView parent, View v, int position, long id) {
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ApplicationInfo app = (ApplicationInfo) parent.getItemAtPosition(position);
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mLauncher.startActivitySafely(app.intent);
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}
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public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
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if (!view.isInTouchMode()) {
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return false;
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}
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ApplicationInfo app = (ApplicationInfo) parent.getItemAtPosition(position);
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app = new ApplicationInfo(app);
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mDragger.startDrag(view, this, app, DragController.DRAG_ACTION_COPY);
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mLauncher.closeAllApplications();
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return true;
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}
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public void setDragger(DragController dragger) {
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mDragger = dragger;
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}
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public void onDropCompleted(View target, boolean success) {
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}
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void setLauncher(Launcher launcher) {
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mLauncher = launcher;
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}
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}
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