[android_pandora.git] / apps / oi-filemanager / FileManager / src / org / openintents / filemanager / IconifiedTextListAdapter.java

package org.openintents.filemanager;\r
\r
/* $Id: BulletedTextListAdapter.java 57 2007-11-21 18:31:52Z steven $ \r
 * \r
 * Copyright 2007 Steven Osborn \r
 * \r
 * Licensed under the Apache License, Version 2.0 (the "License"); \r
 * you may not use this file except in compliance with the License. \r
 * You may obtain a copy of the License at \r
 * \r
 *      http://www.apache.org/licenses/LICENSE-2.0 \r
 * \r
 * Unless required by applicable law or agreed to in writing, software \r
 * distributed under the License is distributed on an "AS IS" BASIS, \r
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. \r
 * See the License for the specific language governing permissions and \r
 * limitations under the License. \r
 */ \r
\r
import java.io.File;\r
import java.util.ArrayList; \r
import java.util.List; \r
\r
import org.openintents.filemanager.util.FileUtils;\r
import org.openintents.filemanager.util.MimeTypes;\r
\r
import android.content.Context; \r
import android.graphics.Bitmap;\r
import android.graphics.BitmapFactory;\r
import android.graphics.drawable.Drawable;\r
import android.view.View; \r
import android.view.ViewGroup; \r
import android.widget.BaseAdapter; \r
import android.widget.Filter;\r
import android.widget.Filterable;\r
\r
/** @author Steven Osborn - http://steven.bitsetters.com */ \r
public class IconifiedTextListAdapter extends BaseAdapter implements Filterable { \r
\r
     /** Remember our context so we can use it when constructing views. */ \r
     private Context mContext; \r
     \r
     private static String lastFilter;\r
     \r
     class IconifiedFilter extends Filter {\r
 		@Override\r
		protected FilterResults performFiltering(CharSequence arg0) {\r
	\r
			lastFilter = (arg0 != null) ? arg0.toString() : null;\r
			\r
			Filter.FilterResults results = new Filter.FilterResults();\r
\r
			// No results yet?\r
			if (mOriginalItems == null) {\r
				results.count = 0;\r
				results.values = null;\r
				return results;\r
			}\r
			\r
			int count = mOriginalItems.size();\r
\r
			if (arg0 == null || arg0.length() == 0) {\r
				results.count = count;\r
				results.values = mOriginalItems;\r
				return results;\r
			}\r
			\r
			\r
			List<IconifiedText> filteredItems = new ArrayList<IconifiedText>(count);\r
			\r
			int outCount = 0;\r
			CharSequence lowerCs = arg0.toString().toLowerCase();\r
			\r
			\r
			for (int x=0; x<count; x++) {\r
				IconifiedText text = mOriginalItems.get(x);\r
				\r
				if (text.getText().toLowerCase().contains(lowerCs)) {\r
					// This one matches.\r
					filteredItems.add(text);\r
					outCount++;\r
				}\r
			}\r
			\r
			results.count = outCount;\r
			results.values = filteredItems;\r
			return results;\r
		}\r
\r
		@Override\r
		protected void publishResults(CharSequence arg0, FilterResults arg1) {\r
			mItems = (List<IconifiedText>) arg1.values;\r
			notifyDataSetChanged();\r
		}\r
    	\r
		List<IconifiedText> synchronousFilter(CharSequence filter) {\r
			FilterResults results = performFiltering(filter);\r
			return (List<IconifiedText>) (results.values);\r
		}\r
     }\r
     \r
     private IconifiedFilter mFilter = new IconifiedFilter();\r
\r
     private List<IconifiedText> mItems = new ArrayList<IconifiedText>(); \r
     private List<IconifiedText> mOriginalItems = new ArrayList<IconifiedText>();\r
     \r
     private Drawable mIconChecked;\r
     private Drawable mIconUnchecked;\r
     \r
     public ThumbnailLoader mThumbnailLoader;\r
     \r
     private File parentFile;\r
     \r
     private MimeTypes mMimeTypes;\r
     \r
     private boolean scrolling = false;\r
     \r
     public IconifiedTextListAdapter(Context context) { \r
          mContext = context; \r
          \r
          mThumbnailLoader = new ThumbnailLoader(context);\r
          \r
          // Cache the checked and unchecked icons so we're not decoding them everytime getView is called.\r
          mIconChecked = context.getResources().getDrawable(R.drawable.ic_button_checked);\r
          mIconUnchecked = context.getResources().getDrawable(R.drawable.ic_button_unchecked);\r
     } \r
\r
     public void addItem(IconifiedText it) { mItems.add(it); } \r
\r
     public void setListItems(List<IconifiedText> lit, boolean filter, File parentFile, MimeTypes mimeTypes) {\r
    	 mOriginalItems = lit;\r
    	 this.parentFile = parentFile;\r
    	 mMimeTypes = mimeTypes;\r
    	 \r
    	 if (filter) {\r
    		 mItems = mFilter.synchronousFilter(lastFilter);\r
    	 } else {\r
    		 mItems = lit;\r
    	 }\r
     } \r
\r
     /** @return The number of items in the */ \r
     public int getCount() { return mItems.size(); } \r
\r
     public Object getItem(int position) { return mItems.get(position); } \r
\r
     public boolean areAllItemsSelectable() { return false; } \r
/*\r
     public boolean isSelectable(int position) { \r
          try{ \r
               return mItems.get(position).isSelectable(); \r
          }catch (IndexOutOfBoundsException aioobe){ \r
               return super.isSelectable(position); \r
          } \r
     } \r
     */\r
\r
     /** Use the array index as a unique id. */ \r
     public long getItemId(int position) { \r
          return position; \r
     } \r
     \r
     public ThumbnailLoader getThumbnailLoader(){\r
    	 return mThumbnailLoader;\r
     }\r
\r
     public void toggleScrolling(boolean isScrolling){\r
    	 scrolling = isScrolling;\r
     }\r
     \r
     /** @param convertView The old view to overwrite, if one is passed \r
      * @returns a IconifiedTextView that holds wraps around an IconifiedText */ \r
     public View getView(int position, View convertView, ViewGroup parent) { \r
          IconifiedText curItem = mItems.get(position);\r
          IconifiedTextView btv; \r
          if (convertView == null) { \r
               btv = new IconifiedTextView(mContext, curItem); \r
          } else { // Reuse/Overwrite the View passed \r
               // We are assuming(!) that it is castable! \r
               btv = (IconifiedTextView) convertView; \r
          } \r
          btv.setText(curItem.getText()); \r
          btv.setInfo(curItem.getInfo()); \r
          if(curItem.isCheckIconVisible()){\r
        	  btv.setCheckVisible(true);\r
        	  if(curItem.isSelected()){\r
        		  btv.setCheckDrawable(mIconChecked);\r
        	  } else {\r
        		  btv.setCheckDrawable(mIconUnchecked);\r
        	  }\r
          } else {\r
        	  btv.setCheckVisible(false);\r
          }\r
          \r
          Object icon = curItem.getIconBitmap();\r
          if(icon instanceof Bitmap){\r
        	  btv.setIcon((Bitmap) icon);\r
          } else {\r
        	  btv.setIcon((Drawable) icon);\r
          }\r
          \r
          if(!scrolling && FileUtils.getFile(parentFile, curItem.getText()).isFile() && !"video/mpeg".equals(mMimeTypes.getMimeType(curItem.getText()))){\r
        	  if(mThumbnailLoader != null) {\r
        		  mThumbnailLoader.loadImage(parentFile.getPath(), curItem, btv.getImageView());\r
        	  }\r
          }\r
          \r
          return btv; \r
     }\r
\r
	public Filter getFilter() {\r
		return mFilter;\r
	} \r
	\r
	public void cancelLoader(){\r
		mThumbnailLoader.cancel();\r
	}\r
}
Commit	Line	Data
811a5a4a	1	package org.openintents.filemanager;\r
	2	\r
	3	/* $Id: BulletedTextListAdapter.java 57 2007-11-21 18:31:52Z steven $ \r
	4	* \r
	5	* Copyright 2007 Steven Osborn \r
	6	* \r
	7	* Licensed under the Apache License, Version 2.0 (the "License"); \r
	8	* you may not use this file except in compliance with the License. \r
	9	* You may obtain a copy of the License at \r
	10	* \r
	11	* http://www.apache.org/licenses/LICENSE-2.0 \r
	12	* \r
	13	* Unless required by applicable law or agreed to in writing, software \r
	14	* distributed under the License is distributed on an "AS IS" BASIS, \r
	15	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. \r
	16	* See the License for the specific language governing permissions and \r
	17	* limitations under the License. \r
	18	*/ \r
	19	\r
	20	import java.io.File;\r
	21	import java.util.ArrayList; \r
	22	import java.util.List; \r
	23	\r
	24	import org.openintents.filemanager.util.FileUtils;\r
	25	import org.openintents.filemanager.util.MimeTypes;\r
	26	\r
	27	import android.content.Context; \r
	28	import android.graphics.Bitmap;\r
	29	import android.graphics.BitmapFactory;\r
	30	import android.graphics.drawable.Drawable;\r
	31	import android.view.View; \r
	32	import android.view.ViewGroup; \r
	33	import android.widget.BaseAdapter; \r
	34	import android.widget.Filter;\r
	35	import android.widget.Filterable;\r
	36	\r
	37	/** @author Steven Osborn - http://steven.bitsetters.com */ \r
	38	public class IconifiedTextListAdapter extends BaseAdapter implements Filterable { \r
	39	\r
	40	/** Remember our context so we can use it when constructing views. */ \r
	41	private Context mContext; \r
	42	\r
	43	private static String lastFilter;\r
	44	\r
	45	class IconifiedFilter extends Filter {\r
	46	@Override\r
	47	protected FilterResults performFiltering(CharSequence arg0) {\r
	48	\r
	49	lastFilter = (arg0 != null) ? arg0.toString() : null;\r
	50	\r
	51	Filter.FilterResults results = new Filter.FilterResults();\r
	52	\r
	53	// No results yet?\r
	54	if (mOriginalItems == null) {\r
	55	results.count = 0;\r
	56	results.values = null;\r
	57	return results;\r
	58	}\r
	59	\r
	60	int count = mOriginalItems.size();\r
	61	\r
	62	if (arg0 == null \|\| arg0.length() == 0) {\r
	63	results.count = count;\r
	64	results.values = mOriginalItems;\r
65	return results;\r
66	}\r
67	\r
68	\r
69	List<IconifiedText> filteredItems = new ArrayList<IconifiedText>(count);\r
70	\r
71	int outCount = 0;\r
72	CharSequence lowerCs = arg0.toString().toLowerCase();\r
73	\r
74	\r
75	for (int x=0; x<count; x++) {\r
76	IconifiedText text = mOriginalItems.get(x);\r
77	\r
78	if (text.getText().toLowerCase().contains(lowerCs)) {\r
79	// This one matches.\r
80	filteredItems.add(text);\r
81	outCount++;\r
82	}\r
83	}\r
84	\r
85	results.count = outCount;\r
86	results.values = filteredItems;\r
87	return results;\r
88	}\r
89	\r
90	@Override\r
91	protected void publishResults(CharSequence arg0, FilterResults arg1) {\r
92	mItems = (List<IconifiedText>) arg1.values;\r
93	notifyDataSetChanged();\r
94	}\r
95	\r
96	List<IconifiedText> synchronousFilter(CharSequence filter) {\r
97	FilterResults results = performFiltering(filter);\r
98	return (List<IconifiedText>) (results.values);\r
99	}\r
100	}\r
101	\r
102	private IconifiedFilter mFilter = new IconifiedFilter();\r
103	\r
104	private List<IconifiedText> mItems = new ArrayList<IconifiedText>(); \r
105	private List<IconifiedText> mOriginalItems = new ArrayList<IconifiedText>();\r
106	\r
107	private Drawable mIconChecked;\r
108	private Drawable mIconUnchecked;\r
109	\r
110	public ThumbnailLoader mThumbnailLoader;\r
111	\r
112	private File parentFile;\r
113	\r
114	private MimeTypes mMimeTypes;\r
115	\r
116	private boolean scrolling = false;\r
117	\r
118	public IconifiedTextListAdapter(Context context) { \r
119	mContext = context; \r
120	\r
121	mThumbnailLoader = new ThumbnailLoader(context);\r
122	\r
123	// Cache the checked and unchecked icons so we're not decoding them everytime getView is called.\r
124	mIconChecked = context.getResources().getDrawable(R.drawable.ic_button_checked);\r
125	mIconUnchecked = context.getResources().getDrawable(R.drawable.ic_button_unchecked);\r
126	} \r
127	\r
128	public void addItem(IconifiedText it) { mItems.add(it); } \r
129	\r
130	public void setListItems(List<IconifiedText> lit, boolean filter, File parentFile, MimeTypes mimeTypes) {\r
131	mOriginalItems = lit;\r
132	this.parentFile = parentFile;\r
133	mMimeTypes = mimeTypes;\r
134	\r
135	if (filter) {\r
136	mItems = mFilter.synchronousFilter(lastFilter);\r
137	} else {\r
138	mItems = lit;\r
139	}\r
140	} \r
141	\r
142	/** @return The number of items in the */ \r
143	public int getCount() { return mItems.size(); } \r
144	\r
145	public Object getItem(int position) { return mItems.get(position); } \r
146	\r
147	public boolean areAllItemsSelectable() { return false; } \r
148	/*\r
149	public boolean isSelectable(int position) { \r
150	try{ \r
151	return mItems.get(position).isSelectable(); \r
152	}catch (IndexOutOfBoundsException aioobe){ \r
153	return super.isSelectable(position); \r
154	} \r
155	} \r
156	*/\r
157	\r
158	/** Use the array index as a unique id. */ \r
159	public long getItemId(int position) { \r
160	return position; \r
161	} \r
162	\r
163	public ThumbnailLoader getThumbnailLoader(){\r
164	return mThumbnailLoader;\r
165	}\r
166	\r
167	public void toggleScrolling(boolean isScrolling){\r
168	scrolling = isScrolling;\r
169	}\r
170	\r
171	/** @param convertView The old view to overwrite, if one is passed \r
172	* @returns a IconifiedTextView that holds wraps around an IconifiedText */ \r
173	public View getView(int position, View convertView, ViewGroup parent) { \r
174	IconifiedText curItem = mItems.get(position);\r
175	IconifiedTextView btv; \r
176	if (convertView == null) { \r
177	btv = new IconifiedTextView(mContext, curItem); \r
178	} else { // Reuse/Overwrite the View passed \r
179	// We are assuming(!) that it is castable! \r
180	btv = (IconifiedTextView) convertView; \r
181	} \r
182	btv.setText(curItem.getText()); \r
183	btv.setInfo(curItem.getInfo()); \r
184	if(curItem.isCheckIconVisible()){\r
185	btv.setCheckVisible(true);\r
186	if(curItem.isSelected()){\r
187	btv.setCheckDrawable(mIconChecked);\r
188	} else {\r
189	btv.setCheckDrawable(mIconUnchecked);\r
190	}\r
191	} else {\r
192	btv.setCheckVisible(false);\r
193	}\r
194	\r
195	Object icon = curItem.getIconBitmap();\r
196	if(icon instanceof Bitmap){\r
197	btv.setIcon((Bitmap) icon);\r
198	} else {\r
199	btv.setIcon((Drawable) icon);\r
200	}\r
201	\r
202	if(!scrolling && FileUtils.getFile(parentFile, curItem.getText()).isFile() && !"video/mpeg".equals(mMimeTypes.getMimeType(curItem.getText()))){\r
203	if(mThumbnailLoader != null) {\r
204	mThumbnailLoader.loadImage(parentFile.getPath(), curItem, btv.getImageView());\r
205	}\r
206	}\r
207	\r
208	return btv; \r
209	}\r
210	\r
211	public Filter getFilter() {\r
212	return mFilter;\r
213	} \r
214	\r
215	public void cancelLoader(){\r
216	mThumbnailLoader.cancel();\r
217	}\r
218	}