/* 
    P/P   *  Method: com.dmdirc.installer.InstallerListener__static_init
          */
     1  /*
     2   * 
     3   * Copyright (c) 2006-2008 Chris Smith, Shane Mc Cormack, Gregory Holmes
     4   * 
     5   * Permission is hereby granted, free of charge, to any person obtaining a copy
     6   * of this software and associated documentation files (the "Software"), to deal
     7   * in the Software without restriction, including without limitation the rights
     8   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     9   * copies of the Software, and to permit persons to whom the Software is
    10   * furnished to do so, subject to the following conditions:
    11   * 
    12   * The above copyright notice and this permission notice shall be included in
    13   * all copies or substantial portions of the Software.
    14   * 
    15   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    16   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    17   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    18   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    19   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    20   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    21   * SOFTWARE.
    22   */
    23  
    24  package com.dmdirc.installer;
    25  
    26  import com.dmdirc.installer.Installer.ShortcutType;
    27  import com.dmdirc.installer.ui.InstallerDialog;
    28  
    29  /**
    30   * Listeners to all wizard and step changes and responds accordingly.
    31   */
    32  public class InstallerListener implements WizardListener, StepListener {
    33  
    34      private Main main;
    35  
    36      /**
    37       * Instantiates a new installer listener.
    38       *
    39       * @param main Installer entry point
    40       */
             /* 
    P/P       *  Method: void com.dmdirc.installer.InstallerListener(Main)
              * 
              *  Postconditions:
              *    this.main == main
              *    init'ed(this.main)
              */
    41      public InstallerListener(final Main main) {
    42          this.main = main;
    43      }
    44  
    45      /** {@inheritDoc} */
    46      @Override
    47      public void wizardFinished() {
                 /* 
    P/P           *  Method: void wizardFinished()
                  * 
                  *  Preconditions:
                  *    this.main != null
                  * 
                  *  Presumptions:
                  *    com.dmdirc.installer.Main:getWizardFrame(...)@49 != null
                  */
    48          main.disposeOfInstaller();
    49          Main.getWizardFrame().dispose();
    50      }
    51  
    52      /** {@inheritDoc} */
    53      @Override
    54      public void wizardCancelled() {
                 /* 
    P/P           *  Method: void wizardCancelled()
                  * 
                  *  Presumptions:
                  *    com.dmdirc.installer.Main:getWizardFrame(...)@55 != null
                  *    com.dmdirc.installer.Main:getWizardFrame(...)@57 != null
                  * 
                  *  Test Vectors:
                  *    com.dmdirc.installer.ui.InstallerDialog:showCancelConfirmation(...)@55: {0}, {1}
                  *    java.lang.String:equals(...)@55: {1}, {0}
                  */
    55          if (!"Install".equals(Main.getWizardFrame().getCurrentStepName()) && Main.getWizardFrame().
    56                  showCancelConfirmation()) {
    57              Main.getWizardFrame().dispose();
    58          }
    59      }
    60  
    61      /** {@inheritDoc} */
    62      @Override
    63      public void stepAboutToDisplay(final Step step) {
                 /* 
    P/P           *  Method: void stepAboutToDisplay(Step)
                  * 
                  *  Preconditions:
                  *    step != null
                  * 
                  *  Test Vectors:
                  *    java.lang.String:equals(...)@64: {0}, {1}
                  *    java.lang.String:equals(...)@66: {0}, {1}
                  */
    64          if ("Install".equals(step.getStepName())) {
    65              installerToBeDisplayed(step);
    66          } else if ("Confirm".equals(step.getStepName())) {
    67              confirmToBeDisplayed(step);
    68          }
    69      }
    70  
    71      /** {@inheritDoc} */
    72      @Override
    73      public void stepHidden(final Step step) {
    74          //Ignore
             /* 
    P/P       *  Method: void stepHidden(Step)
              */
    75      }
    76  
    77      private void installerToBeDisplayed(final Step step) {
                 /* 
    P/P           *  Method: void installerToBeDisplayed(Step)
                  * 
                  *  Presumptions:
                  *    com.dmdirc.installer.Main:getInstaller(...)@81 != null
                  *    com.dmdirc.installer.Main:getInstaller(...)@82 != null
                  *    com.dmdirc.installer.Main:getWizardFrame(...)@78 != null
                  */
    78          final InstallerDialog dialog = Main.getWizardFrame();
    79          dialog.enableNextStep(false);
    80          dialog.enablePreviousStep(false);
    81          Main.getInstaller().setInstallStep((TextStep) dialog.getStep("Install"));
    82          Main.getInstaller().start();
    83      }
    84  
    85      private void confirmToBeDisplayed(final Step step) {
                 /* 
    P/P           *  Method: void confirmToBeDisplayed(Step)
                  * 
                  *  Presumptions:
                  *    com.dmdirc.installer.Main:getInstaller(...)@101 != null
                  *    com.dmdirc.installer.Main:getInstaller(...)@106 != null
                  *    com.dmdirc.installer.Main:getInstaller(...)@90 != null
                  *    com.dmdirc.installer.Main:getInstaller(...)@96 != null
                  *    com.dmdirc.installer.Main:getWizardFrame(...)@122 != null
                  *    ...
                  * 
                  *  Test Vectors:
                  *    java.lang.String:isEmpty(...)@118: {0}, {1}
                  */
    86          String shortcutText = "";
    87  
    88          final Settings settings = (Settings) Main.getWizardFrame().getStep(1);
    89  
    90          if (Main.getInstaller().supportsShortcut(ShortcutType.MENU) && settings.
    91                  getShortcutMenuState()) {
    92              shortcutText = shortcutText + " - Create " + Main.getInstaller().
    93                      getMenuName() + " shortcut\n";
    94          }
    95  
    96          if (Main.getInstaller().supportsShortcut(ShortcutType.DESKTOP) &&
    97              settings.getShortcutDesktopState()) {
    98              shortcutText = shortcutText + " - Create desktop shortcut\n";
    99          }
   100  
   101          if (Main.getInstaller().supportsShortcut(ShortcutType.QUICKLAUNCH) &&
   102              settings.getShortcutQuickState()) {
   103              shortcutText = shortcutText + " - Create Quick Launch shortcut\n";
   104          }
   105  
   106          if (Main.getInstaller().supportsShortcut(ShortcutType.PROTOCOL) &&
   107              settings.getShortcutProtocolState()) {
   108              shortcutText = shortcutText +
   109                             " - Make DMDirc handle irc:// links\n";
   110          }
   111  
   112  
   113          final String installLocation = settings.getInstallLocation();
   114  
   115  
   116          if (step instanceof TextStep) {
   117              final TextStep textStep = (TextStep) step;
   118              if (installLocation.isEmpty()) {
   119                  textStep.setText(
   120                          "You have chosen an invalid install location\n\n" +
   121                          "Please press the \"Previous\" button to go back and correct it.");
   122                 Main.getWizardFrame().enableNextStep(false);
   123              } else {
   124                  textStep.setText(
   125                          "Please review your chosen settings:\n\n" +
   126                          " - Install Location:\n" + "    " + installLocation +
   127                          "\n" + shortcutText + "\n" + "If you wish to change " +
   128                          "any of these settings, press the \"Previous\" " +
   129                          "button, otherwise click \"Next\" to begin the installation");
   130                  Main.getWizardFrame().enableNextStep(true);
   131             }
   132          }
   133      }
   134  }