Home | History | Annotate | Download | only in repository 
      1 /*
      2  * Copyright (C) 2009 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.sdkmanager.internal.repository;
     18 
     19 
     20 import com.android.sdklib.SdkConstants;
     21 import com.android.sdklib.repository.PkgProps;
     22 import com.android.sdklib.repository.SdkAddonConstants;
     23 import com.android.sdklib.repository.SdkRepoConstants;
     24 import com.android.sdkmanager.Main;
     25 import com.android.sdkuilib.internal.repository.UpdaterPage;
     26 
     27 import org.eclipse.swt.SWT;
     28 import org.eclipse.swt.graphics.Image;
     29 import org.eclipse.swt.layout.GridData;
     30 import org.eclipse.swt.layout.GridLayout;
     31 import org.eclipse.swt.widgets.Composite;
     32 import org.eclipse.swt.widgets.Label;
     33 
     34 import java.io.File;
     35 import java.io.FileInputStream;
     36 import java.io.FileNotFoundException;
     37 import java.io.IOException;
     38 import java.io.InputStream;
     39 import java.util.Properties;
     40 
     41 public class AboutPage extends UpdaterPage {
     42 
     43     private Label mLabel;
     44 
     45     /**
     46      * Create the composite.
     47      * @param parent The parent of the composite.
     48      */
     49     public AboutPage(Composite parent, int swtStyle) {
     50         super(parent, swtStyle);
     51 
     52         createContents(this);
     53 
     54         postCreate();  //$hide$
     55     }
     56 
     57     @Override
     58     public String getPageTitle() {
     59         return "About";
     60     }
     61 
     62     private void createContents(Composite parent) {
     63         parent.setLayout(new GridLayout(2, false));
     64 
     65         Label logo = new Label(parent, SWT.NONE);
     66         InputStream imageStream = this.getClass().getResourceAsStream("logo.png"); //$NON-NLS-1$
     67 
     68         if (imageStream != null) {
     69             Image img = new Image(parent.getShell().getDisplay(), imageStream);
     70             logo.setImage(img);
     71         }
     72 
     73         mLabel = new Label(parent, SWT.NONE);
     74         mLabel.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false, 1, 1));
     75         mLabel.setText(String.format(
     76                 "Android SDK Updater.\n" +
     77                 "Revision %1$s\n" +
     78                 "Add-on XML Schema #%2$d\n" +
     79                 "Repository XML Schema #%3$d\n" +
     80                 "Copyright (C) 2009-2011 The Android Open Source Project.",
     81                 getRevision(),
     82                 SdkAddonConstants.NS_LATEST_VERSION,
     83                 SdkRepoConstants.NS_LATEST_VERSION));
     84     }
     85 
     86     @Override
     87     protected void checkSubclass() {
     88         // Disable the check that prevents subclassing of SWT components
     89     }
     90 
     91     // -- Start of internal part ----------
     92     // Hide everything down-below from SWT designer
     93     //$hide>>$
     94 
     95     /**
     96      * Called by the constructor right after {@link #createContents(Composite)}.
     97      */
     98     private void postCreate() {
     99     }
    100 
    101     // End of hiding from SWT Designer
    102     //$hide<<$
    103 
    104     private String getRevision() {
    105         Properties p = new Properties();
    106         try{
    107             String toolsdir = System.getProperty(Main.TOOLSDIR);
    108             File sourceProp;
    109             if (toolsdir == null || toolsdir.length() == 0) {
    110                 sourceProp = new File(SdkConstants.FN_SOURCE_PROP);
    111             } else {
    112                 sourceProp = new File(toolsdir, SdkConstants.FN_SOURCE_PROP);
    113             }
    114             FileInputStream fis = null;
    115             try {
    116                 fis = new FileInputStream(sourceProp);
    117                 p.load(fis);
    118             } finally {
    119                 if (fis != null) {
    120                     try {
    121                         fis.close();
    122                     } catch (IOException ignore) {
    123                     }
    124                 }
    125             }
    126 
    127             String revision = p.getProperty(PkgProps.PKG_REVISION);
    128             if (revision != null) {
    129                 return revision;
    130             }
    131         } catch (FileNotFoundException e) {
    132             // couldn't find the file? don't ping.
    133         } catch (IOException e) {
    134             // couldn't find the file? don't ping.
    135         }
    136 
    137         return "?";
    138     }
    139 }
    140