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/*
* Copyright 2012 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.notificationstudio.editor;
import android.content.res.Resources;
import android.view.MotionEvent;
import android.view.SoundEffectConstants;
import android.view.View;
import android.view.View.OnTouchListener;
import android.view.ViewGroup;
import android.widget.FrameLayout;
import android.widget.HorizontalScrollView;
import android.widget.ImageView;
import android.widget.ImageView.ScaleType;
import android.widget.LinearLayout;
import com.android.notificationstudio.R;
import com.android.notificationstudio.editor.Editors.Editor;
import com.android.notificationstudio.model.EditableItem;
public class IconEditor implements Editor {
public Runnable bindEditor(View v, final EditableItem item, final Runnable afterChange) {
final LinearLayout iconEditor = (LinearLayout) v.findViewById(R.id.icon_editor_layout);
final HorizontalScrollView scroller =
(HorizontalScrollView) v.findViewById(R.id.icon_editor_scroller);
scroller.setVisibility(View.VISIBLE);
final Object[] displayValues = getAvailableValuesForDisplay(item);
final Runnable updateSelection = new Runnable() {
public void run() {
for (int i=0;i<iconEditor.getChildCount();i++) {
View imageViewHolder = iconEditor.getChildAt(i);
Object iconResId = imageViewHolder.getTag();
boolean selected = item.hasValue() && item.getValue().equals(iconResId) ||
!item.hasValue() && iconResId == null;
imageViewHolder.setSelected(selected);
if (selected) {
int x = imageViewHolder.getLeft();
if (x < scroller.getScrollX() ||
x > scroller.getScrollX() + scroller.getWidth()) {
scroller.scrollTo(imageViewHolder.getLeft(), 0);
}
}
}
}};
int iconSize = getIconSize(v.getResources());
int outerMargin = v.getResources().getDimensionPixelSize(R.dimen.editor_icon_outer_margin);
int innerMargin = v.getResources().getDimensionPixelSize(R.dimen.editor_icon_inner_margin);
for (final Object iconResId : displayValues) {
final FrameLayout imageViewHolder = new FrameLayout(v.getContext());
imageViewHolder.setTag(iconResId);
final ImageView imageView = new ImageView(v.getContext());
imageView.setScaleType(ScaleType.CENTER);
imageView.setOnTouchListener(new OnTouchListener(){
public boolean onTouch(View v, MotionEvent event) {
if (event.getAction() == MotionEvent.ACTION_UP) {
v.playSoundEffect(SoundEffectConstants.CLICK);
item.setValue(iconResId);
updateSelection.run();
afterChange.run();
}
return true;
}});
imageViewHolder.setBackgroundResource(R.drawable.icon_bg);
if (iconResId != null)
setImage(imageView, iconResId);
LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(iconSize, iconSize);
lp.bottomMargin = lp.topMargin = lp.leftMargin = lp.rightMargin = outerMargin;
imageViewHolder.setLayoutParams(lp);
FrameLayout.LayoutParams flp = new FrameLayout.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.MATCH_PARENT);
flp.bottomMargin = flp.topMargin = flp.leftMargin = flp.rightMargin = innerMargin;
imageView.setLayoutParams(flp);
imageViewHolder.addView(imageView);
iconEditor.addView(imageViewHolder);
}
updateSelection.run();
return updateSelection;
}
protected int getIconSize(Resources res) {
return res.getDimensionPixelSize(R.dimen.editor_icon_size_small);
}
protected void setImage(ImageView imageView, Object value) {
imageView.setImageResource((Integer) value);
}
private Object[] getAvailableValuesForDisplay(EditableItem item) {
Object[] avail = item.getAvailableValues();
Object[] rt = new Object[avail.length + 1];
System.arraycopy(avail, 0, rt, 1, avail.length);
return rt;
}
}
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