1 /* 2 * Copyright 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.notificationstudio.editor; 18 19 import android.content.res.Resources; 20 import android.view.MotionEvent; 21 import android.view.SoundEffectConstants; 22 import android.view.View; 23 import android.view.View.OnTouchListener; 24 import android.view.ViewGroup; 25 import android.widget.FrameLayout; 26 import android.widget.HorizontalScrollView; 27 import android.widget.ImageView; 28 import android.widget.ImageView.ScaleType; 29 import android.widget.LinearLayout; 30 31 import com.android.notificationstudio.R; 32 import com.android.notificationstudio.editor.Editors.Editor; 33 import com.android.notificationstudio.model.EditableItem; 34 35 public class IconEditor implements Editor { 36 bindEditor(View v, final EditableItem item, final Runnable afterChange)37 public Runnable bindEditor(View v, final EditableItem item, final Runnable afterChange) { 38 final LinearLayout iconEditor = (LinearLayout) v.findViewById(R.id.icon_editor_layout); 39 final HorizontalScrollView scroller = 40 (HorizontalScrollView) v.findViewById(R.id.icon_editor_scroller); 41 scroller.setVisibility(View.VISIBLE); 42 43 final Object[] displayValues = getAvailableValuesForDisplay(item); 44 final Runnable updateSelection = new Runnable() { 45 public void run() { 46 for (int i=0;i<iconEditor.getChildCount();i++) { 47 View imageViewHolder = iconEditor.getChildAt(i); 48 Object iconResId = imageViewHolder.getTag(); 49 boolean selected = item.hasValue() && item.getValue().equals(iconResId) || 50 !item.hasValue() && iconResId == null; 51 imageViewHolder.setSelected(selected); 52 if (selected) { 53 int x = imageViewHolder.getLeft(); 54 if (x < scroller.getScrollX() || 55 x > scroller.getScrollX() + scroller.getWidth()) { 56 scroller.scrollTo(imageViewHolder.getLeft(), 0); 57 } 58 } 59 } 60 }}; 61 62 int iconSize = getIconSize(v.getResources()); 63 int outerMargin = v.getResources().getDimensionPixelSize(R.dimen.editor_icon_outer_margin); 64 int innerMargin = v.getResources().getDimensionPixelSize(R.dimen.editor_icon_inner_margin); 65 66 for (final Object iconResId : displayValues) { 67 final FrameLayout imageViewHolder = new FrameLayout(v.getContext()); 68 imageViewHolder.setTag(iconResId); 69 final ImageView imageView = new ImageView(v.getContext()); 70 imageView.setScaleType(ScaleType.CENTER); 71 imageView.setOnTouchListener(new OnTouchListener(){ 72 public boolean onTouch(View v, MotionEvent event) { 73 if (event.getAction() == MotionEvent.ACTION_UP) { 74 v.playSoundEffect(SoundEffectConstants.CLICK); 75 item.setValue(iconResId); 76 updateSelection.run(); 77 afterChange.run(); 78 } 79 return true; 80 }}); 81 82 imageViewHolder.setBackgroundResource(R.drawable.icon_bg); 83 if (iconResId != null) 84 setImage(imageView, iconResId); 85 86 LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(iconSize, iconSize); 87 lp.bottomMargin = lp.topMargin = lp.leftMargin = lp.rightMargin = outerMargin; 88 imageViewHolder.setLayoutParams(lp); 89 90 FrameLayout.LayoutParams flp = new FrameLayout.LayoutParams( 91 ViewGroup.LayoutParams.MATCH_PARENT, 92 ViewGroup.LayoutParams.MATCH_PARENT); 93 flp.bottomMargin = flp.topMargin = flp.leftMargin = flp.rightMargin = innerMargin; 94 imageView.setLayoutParams(flp); 95 96 imageViewHolder.addView(imageView); 97 iconEditor.addView(imageViewHolder); 98 } 99 updateSelection.run(); 100 return updateSelection; 101 } 102 getIconSize(Resources res)103 protected int getIconSize(Resources res) { 104 return res.getDimensionPixelSize(R.dimen.editor_icon_size_small); 105 } 106 setImage(ImageView imageView, Object value)107 protected void setImage(ImageView imageView, Object value) { 108 imageView.setImageResource((Integer) value); 109 } 110 getAvailableValuesForDisplay(EditableItem item)111 private Object[] getAvailableValuesForDisplay(EditableItem item) { 112 Object[] avail = item.getAvailableValues(); 113 Object[] rt = new Object[avail.length + 1]; 114 System.arraycopy(avail, 0, rt, 1, avail.length); 115 return rt; 116 } 117 118 }