Java tutorial
package com.sentaroh.android.TextFileBrowser; /* The MIT License (MIT) Copyright (c) 2011-2013 Sentaroh Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ import java.io.Externalizable; import java.io.IOException; import java.io.ObjectInput; import java.io.ObjectOutput; import java.util.ArrayList; import com.sentaroh.android.Utilities.ThreadCtrl; import android.app.Activity; import android.content.Context; import android.os.Build; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ArrayAdapter; import android.widget.TextView; public class ViewedFileListAdapter extends ArrayAdapter<ViewedFileListItem> { private ArrayList<ViewedFileListItem> mFileViewList = null; private Context mContext = null; @SuppressWarnings("unused") private Activity mActivity = null; private int mResourceId = -1; // private int mTextViewResourceId=-1; public ViewedFileListAdapter(Activity a, int resourceId, ArrayList<ViewedFileListItem> objects) { super(a, resourceId, objects); mActivity = a; mContext = a.getApplicationContext(); mResourceId = resourceId; mFileViewList = objects; } @Override public ViewedFileListItem getItem(int pos) { return mFileViewList.get(pos); } @SuppressWarnings("deprecation") @Override public View getView(int position, View convertView, ViewGroup parent) { TextView view; if (convertView == null) { LayoutInflater vi = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE); view = (TextView) vi.inflate(mResourceId, null); } else { view = (TextView) convertView; } // view=(TextView)super.getView(position,convertView,parent); view.setText(getItem(position).file_name); view.setCompoundDrawablePadding(10); view.setCompoundDrawablesWithIntrinsicBounds( mContext.getResources().getDrawable(android.R.drawable.arrow_down_float), null, null, null); // view.setTextColor(Color.BLACK); // if (text_size!=0) view.setTextSize(text_size); return view; } @SuppressWarnings("deprecation") @Override public View getDropDownView(int position, View convertView, ViewGroup parent) { final TextView text = (TextView) super.getDropDownView(position, convertView, parent); // text.setBackgroundColor(Color.LTGRAY); if (Build.VERSION.SDK_INT >= 11) { // text.setCompoundDrawablePadding(10); // text.setCompoundDrawablesWithIntrinsicBounds( // mContext.getResources().getDrawable(android.R.drawable.btn_radio), // null, null, null); text.setCompoundDrawablesWithIntrinsicBounds(null, null, mContext.getResources().getDrawable(android.R.drawable.btn_radio), null); } text.setText(getItem(position).file_path); // text.setEllipsize(TruncateAt.START); text.post(new Runnable() { @Override public void run() { text.setSingleLine(false); } }); // text.setTextColor(Color.BLACK); // if (text_color!=0) text.setTextColor(text_color); // if (text_size!=0) text.setTextSize(text_size); return text; } } class ViewedFileListItem implements Externalizable { public String file_path = ""; public String file_name = ""; public Fragment file_view_fragment = null; public ThreadCtrl tc_view = null; public IndexedFileReader ix_reader_view = null; public String encodeName = ""; public boolean viewerParmsInitRequired = true; public boolean viewerParmsRestoreRequired = false; public int[] listViewPos = new int[] { -1, -1 }; public int copyFrom = -1, copyTo = 0; public int horizontalPos = 0; public int findResultPos = -1; public boolean findPosIsValid = false; public boolean searchEnabled = false; public String searchString = ""; public boolean searchCaseSensitive = false; public int lineBreak = -1; public int browseMode = -1; public boolean showLineNo = true; ViewedFileListItem() { }; @Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { file_path = in.readUTF(); file_name = in.readUTF(); listViewPos[0] = in.readInt(); listViewPos[1] = in.readInt(); copyFrom = in.readInt(); copyTo = in.readInt(); horizontalPos = in.readInt(); findResultPos = in.readInt(); findPosIsValid = in.readBoolean(); searchEnabled = in.readBoolean(); searchString = in.readUTF(); searchCaseSensitive = in.readBoolean(); lineBreak = in.readInt(); browseMode = in.readInt(); showLineNo = in.readBoolean(); encodeName = in.readUTF(); viewerParmsInitRequired = in.readBoolean(); viewerParmsRestoreRequired = in.readBoolean(); } @Override public void writeExternal(ObjectOutput out) throws IOException { out.writeUTF(file_path); out.writeUTF(file_name); out.writeInt(listViewPos[0]); out.writeInt(listViewPos[1]); out.writeInt(copyFrom); out.writeInt(copyTo); out.writeInt(horizontalPos); out.writeInt(findResultPos); out.writeBoolean(findPosIsValid); out.writeBoolean(searchEnabled); out.writeUTF(searchString); out.writeBoolean(searchCaseSensitive); out.writeInt(lineBreak); out.writeInt(browseMode); out.writeBoolean(showLineNo); out.writeUTF(encodeName); out.writeBoolean(viewerParmsInitRequired); out.writeBoolean(viewerParmsRestoreRequired); } } //class FragmentViewerHolder implements Externalizable{ // private static final long serialVersionUID = 1L; // public String file_path=""; // public String file_name=""; // // public int[] listViewPos=new int[]{-1,-1}; // public int copyFrom=-1, copyTo=0; // public int horizontalPos=0; // public int findResultPos=-1; // public boolean findPosIsValid=false; // public boolean searchEnabled=false; // public String searchString=""; // public boolean searchCaseSensitive=false; // // public int lineBreak=-1; // public int browseMode=-1; // public boolean showLineNo=true; // // FragmentViewerHolder() {}; // // @Override // public void readExternal(ObjectInput in) throws IOException, // ClassNotFoundException { // file_path=in.readUTF(); // file_name=in.readUTF(); // listViewPos[0]=in.readInt(); // listViewPos[1]=in.readInt(); // copyFrom=in.readInt(); // copyTo=in.readInt(); // horizontalPos=in.readInt(); // findResultPos=in.readInt(); // findPosIsValid=in.readBoolean(); // searchEnabled=in.readBoolean(); // searchString=in.readUTF(); // searchCaseSensitive=in.readBoolean(); // // lineBreak=in.readInt(); // browseMode=in.readInt(); // showLineNo=in.readBoolean(); // } // @Override // public void writeExternal(ObjectOutput out) throws IOException { // out.writeUTF(file_path); // out.writeUTF(file_name); // out.writeInt(listViewPos[0]); // out.writeInt(listViewPos[1]); // out.writeInt(copyFrom); // out.writeInt(copyTo); // out.writeInt(horizontalPos); // out.writeInt(findResultPos); // out.writeBoolean(findPosIsValid); // out.writeBoolean(searchEnabled); // out.writeUTF(searchString); // out.writeBoolean(searchCaseSensitive); // // out.writeInt(lineBreak); // out.writeInt(browseMode); // out.writeBoolean(showLineNo); // } //};