add mapsforge activity to example

2014-01-28 17:45:08 +01:00
parent a7519724f8
commit d52d761a5c
14 changed files with 705 additions and 1 deletions
--- a/vtm-android-example/src/org/oscim/android/filepicker/FilePickerIconAdapter.java
+++ b/vtm-android-example/src/org/oscim/android/filepicker/FilePickerIconAdapter.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright 2010, 2011, 2012 mapsforge.org
+ *
+ * This program is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU Lesser General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+ * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.oscim.android.filepicker;
+
+import java.io.File;
+
+import org.oscim.android.test.R;
+
+import android.content.Context;
+import android.view.Gravity;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.TextView;
+
+/**
+ * An adapter for the FilePicker GridView.
+ */
+class FilePickerIconAdapter extends BaseAdapter {
+	private final Context mContext;
+	private File mCurrentFile;
+	private File[] mFiles;
+	private boolean mHasParentFolder;
+	private TextView mTextView;
+
+	/**
+	 * Creates a new FilePickerIconAdapter with the given context.
+	 *
+	 * @param context
+	 *            the context of this adapter, through which new Views are
+	 *            created.
+	 */
+	FilePickerIconAdapter(Context context) {
+		super();
+		mContext = context;
+	}
+
+	@Override
+	public int getCount() {
+		if (mFiles == null) {
+			return 0;
+		}
+		return mFiles.length;
+	}
+
+	@Override
+	public Object getItem(int index) {
+		return mFiles[index];
+	}
+
+	@Override
+	public long getItemId(int index) {
+		return index;
+	}
+
+	@Override
+	public View getView(int index, View convertView, ViewGroup parent) {
+		if (convertView instanceof TextView) {
+			// recycle the old view
+			mTextView = (TextView) convertView;
+		} else {
+			// create a new view object
+			mTextView = new TextView(mContext);
+			mTextView.setLines(2);
+			mTextView.setGravity(Gravity.CENTER_HORIZONTAL);
+			mTextView.setPadding(5, 10, 5, 10);
+		}
+
+		if (index == 0 && mHasParentFolder) {
+			// the parent directory of the current folder
+			mTextView.setCompoundDrawablesWithIntrinsicBounds(0, R.drawable.file_picker_back, 0, 0);
+			mTextView.setText("..");
+		} else {
+			mCurrentFile = mFiles[index];
+			if (mCurrentFile.isDirectory()) {
+				mTextView.setCompoundDrawablesWithIntrinsicBounds(0,
+				                                                  R.drawable.file_picker_folder,
+				                                                  0,
+				                                                  0);
+			} else {
+				mTextView.setCompoundDrawablesWithIntrinsicBounds(0,
+				                                                  R.drawable.file_picker_file,
+				                                                  0,
+				                                                  0);
+			}
+			mTextView.setText(mCurrentFile.getName());
+		}
+		return mTextView;
+	}
+
+	/**
+	 * Sets the data of this adapter.
+	 *
+	 * @param files
+	 *            the new files for this adapter.
+	 * @param newHasParentFolder
+	 *            true if the file array has a parent folder at index 0, false
+	 *            otherwise.
+	 */
+	void setFiles(File[] files, boolean newHasParentFolder) {
+		mFiles = files.clone();
+		mHasParentFolder = newHasParentFolder;
+	}
+}