src/tim/prune/function/settings/SaveConfig.java

   1 package tim.prune.function.settings;
   2
   3 import java.awt.Rectangle;
   4 import java.io.File;
   5 import java.io.FileOutputStream;
   6 import java.io.IOException;
   7
   8 import javax.swing.JFileChooser;
   9
  10 import tim.prune.App;
  11 import tim.prune.GenericFunction;
  12 import tim.prune.I18nManager;
  13 import tim.prune.config.Config;
  14
  15 /**
  16  * Class to provide the function to save the config settings
  17  */
  18 public class SaveConfig extends GenericFunction
  19 {
  20         /**
  21          * Constructor
  22          * @param inApp application object for callback
  23          */
  24         public SaveConfig(App inApp)
  25         {
  26                 super(inApp);
  27         }
  28
  29         /** Get the name key */
  30         public String getNameKey() {
  31                 return "function.saveconfig";
  32         }
  33
  34         /**
  35          * Begin the function
  36          */
  37         public void begin()
  38         {
  39                 File configFile = Config.getConfigFile();
  40                 if (configFile == null) {configFile = Config.HOME_CONFIG_FILE;}
  41                 JFileChooser chooser = new JFileChooser(configFile.getAbsoluteFile().getParent());
  42                 chooser.setSelectedFile(configFile);
  43                 int response = chooser.showSaveDialog(_parentFrame);
  44                 if (response == JFileChooser.APPROVE_OPTION)
  45                 {
  46                         File saveFile = chooser.getSelectedFile();
  47                         saveConfig(saveFile);
  48                 }
  49         }
  50
  51         /**
  52          * Autosave the settings file without any prompts
  53          */
  54         public void silentSave()
  55         {
  56                 saveConfig(Config.getConfigFile());
  57         }
  58
  59         /**
  60          * Autosave has been turned on or off, so maybe need to save
  61          * @param inSaveOn true if autosave was switched on
  62          */
  63         public void autosaveSwitched(boolean inSaveOn)
  64         {
  65                 File configFile = Config.getConfigFile();
  66                 if (inSaveOn && configFile == null)
  67                 {
  68                         begin();
  69                 }
  70                 else if (!inSaveOn && configFile != null)
  71                 {
  72                         // TODO: Ask whether to save or not?
  73                         silentSave();
  74                 }
  75         }
  76
  77         /**
  78          * Actually save the config file
  79          * @param inSaveFile file to save to
  80          */
  81         private void saveConfig(File inSaveFile)
  82         {
  83                 // Set current window position in config
  84                 Rectangle currBounds = _app.getFrame().getBounds();
  85                 String windowBounds = "" + currBounds.x + "x" + currBounds.y + "x"
  86                         + currBounds.width + "x" + currBounds.height;
  87                 Config.setConfigString(Config.KEY_WINDOW_BOUNDS, windowBounds);
  88
  89                 FileOutputStream outStream = null;
  90                 try
  91                 {
  92                         outStream = new FileOutputStream(inSaveFile);
  93                         Config.getAllConfig().store(outStream, "GpsPrune config file");
  94                 }
  95                 catch (IOException ioe) {
  96                         _app.showErrorMessageNoLookup(getNameKey(),
  97                                 I18nManager.getText("error.save.failed") + " : " + ioe.getMessage());
  98                 }
  99                 catch (NullPointerException npe) {} // no config file given
 100                 finally {
 101                         try {outStream.close();} catch (Exception e) {}
 102                 }
 103                 // Remember where it was saved to
 104                 Config.setConfigFile(inSaveFile);
 105         }
 106 }