[24807] | 1 | /*
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| 2 | *
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| 3 | * This program is free software: you can redistribute it and/or modify
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| 4 | * it under the terms of the GNU General Public License as published by
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| 5 | * the Free Software Foundation, either version 3 of the License, or
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| 6 | * (at your option) any later version.
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| 7 | *
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| 8 | * This program is distributed in the hope that it will be useful,
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| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 11 | * GNU General Public License for more details.
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| 12 | *
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| 13 | * You should have received a copy of the GNU General Public License
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| 14 | * along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 15 | *
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| 16 | * Based on FileBrowserIconAdapter.java from mapsforge.org
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| 17 | *
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| 18 | */
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| 19 | package org.greenstone.android.tipple.base;
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| 20 |
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| 21 | import java.io.File;
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| 22 |
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| 23 | import org.greenstone.android.tipple.R;
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| 24 |
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| 25 | import android.content.Context;
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| 26 | import android.view.Gravity;
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| 27 | import android.view.View;
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| 28 | import android.view.ViewGroup;
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| 29 | import android.widget.BaseAdapter;
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| 30 | import android.widget.TextView;
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| 31 |
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| 32 | /**
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| 33 | * An adapter for the FileBrowser GridView.
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| 34 | */
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| 35 | class TippleLogFileBrowserIconAdapter extends BaseAdapter
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| 36 | {
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| 37 | private Context context;
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| 38 | private File currentFile;
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| 39 | private File[] files;
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| 40 | private boolean hasParentFolder;
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| 41 | private TextView textView;
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| 42 |
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| 43 | /**
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| 44 | * Create a new FileBrowserIconAdapter with the given context.
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| 45 | *
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| 46 | * @param context
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| 47 | * the context of this adapter, through which new Views can be created.
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| 48 | */
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| 49 | TippleLogFileBrowserIconAdapter(Context context) {
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| 50 | this.context = context;
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| 51 | }
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| 52 |
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| 53 | @Override
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| 54 | public int getCount() {
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| 55 | if (this.files == null) {
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| 56 | return 0;
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| 57 | }
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| 58 | return this.files.length;
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| 59 | }
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| 60 |
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| 61 | @Override
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| 62 | public Object getItem(int index) {
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| 63 | return this.files[index];
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| 64 | }
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| 65 |
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| 66 | @Override
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| 67 | public long getItemId(int index) {
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| 68 | return index;
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| 69 | }
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| 70 |
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| 71 | @Override
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| 72 | public View getView(int index, View convertView, ViewGroup parent) {
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| 73 | if (convertView instanceof TextView) {
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| 74 | // recycle the old view
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| 75 | this.textView = (TextView) convertView;
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| 76 | } else {
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| 77 | // create a new view object
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| 78 | this.textView = new TextView(this.context);
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| 79 | this.textView.setLines(2);
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| 80 | this.textView.setGravity(Gravity.CENTER_HORIZONTAL);
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| 81 | this.textView.setPadding(5, 10, 5, 10);
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| 82 | }
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| 83 |
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| 84 | if (index == 0 && this.hasParentFolder) {
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| 85 | // the parent directory of the current folder
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| 86 | this.textView.setCompoundDrawablesWithIntrinsicBounds(0, R.drawable.ic_menu_back,
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| 87 | 0, 0);
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| 88 | this.textView.setText("..");
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| 89 | } else {
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| 90 | this.currentFile = this.files[index];
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| 91 | if (this.currentFile.isDirectory()) {
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| 92 | this.textView.setCompoundDrawablesWithIntrinsicBounds(0,
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| 93 | R.drawable.ic_menu_archive, 0, 0);
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| 94 | } else {
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| 95 | this.textView.setCompoundDrawablesWithIntrinsicBounds(0,
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| 96 | R.drawable.ic_menu_mapmode, 0, 0);
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| 97 | }
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| 98 | this.textView.setText(this.currentFile.getName());
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| 99 | }
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| 100 | return this.textView;
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| 101 | }
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| 102 |
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| 103 | /**
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| 104 | * Call this method to change the data of the adapter.
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| 105 | *
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| 106 | * @param newFiles
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| 107 | * the new files for this adapter.
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| 108 | * @param newHasParentFolder
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| 109 | * true if the files array has a parent folder at index 0, false otherwise.
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| 110 | */
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| 111 | void updateFiles(File[] newFiles, boolean newHasParentFolder) {
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| 112 | this.files = newFiles;
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| 113 | this.hasParentFolder = newHasParentFolder;
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| 114 | }
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| 115 | } |
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