/* 
    P/P   *  Method: com.dmdirc.addons.ui_swing.actions.InputTextFramePasteAction__static_init
          */
     1  /*
     2   * Copyright (c) 2006-2009 Chris Smith, Shane Mc Cormack, Gregory Holmes
     3   *
     4   * Permission is hereby granted, free of charge, to any person obtaining a copy
     5   * of this software and associated documentation files (the "Software"), to deal
     6   * in the Software without restriction, including without limitation the rights
     7   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     8   * copies of the Software, and to permit persons to whom the Software is
     9   * furnished to do so, subject to the following conditions:
    10   *
    11   * The above copyright notice and this permission notice shall be included in
    12   * all copies or substantial portions of the Software.
    13   *
    14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    20   * SOFTWARE.
    21   */
    22  
    23  package com.dmdirc.addons.ui_swing.actions;
    24  
    25  import com.dmdirc.addons.ui_swing.components.frames.InputTextFrame;
    26  
    27  import java.awt.Toolkit;
    28  import java.awt.datatransfer.DataFlavor;
    29  import java.awt.event.ActionEvent;
    30  
    31  import javax.swing.AbstractAction;
    32  
    33  /**
    34   * Paste action for input frames.
    35   */
    36  public final class InputTextFramePasteAction extends AbstractAction {
    37  
    38      /**
    39       * A version number for this class. It should be changed whenever the class
    40       * structure is changed (or anything else that would prevent serialized
    41       * objects being unserialized with the new class).
    42       */
    43      private static final long serialVersionUID = 1;
    44      /** Text component to be acted upon. */
    45      private final InputTextFrame inputFrame;
    46  
    47      /**
    48       * Instantiates a new paste action.
    49       *
    50       * @param inputFrame Component to be acted upon
    51       */
    52      public InputTextFramePasteAction(final InputTextFrame inputFrame) {
                 /* 
    P/P           *  Method: void com.dmdirc.addons.ui_swing.actions.InputTextFramePasteAction(InputTextFrame)
                  * 
                  *  Postconditions:
                  *    this.inputFrame == inputFrame
                  *    init'ed(this.inputFrame)
                  */
    53          super("Paste");
    54  
    55          this.inputFrame = inputFrame;
    56      }
    57  
    58      /** 
    59       * {@inheritDoc}
    60       * 
    61       * @param e Action event
    62       */
    63      @Override
    64      public void actionPerformed(final ActionEvent e) {
                 /* 
    P/P           *  Method: void actionPerformed(ActionEvent)
                  * 
                  *  Preconditions:
                  *    this.inputFrame != null
                  *    (soft) this.inputFrame.inputField != null
                  */
    65          inputFrame.doPaste();
    66      }
    67  
    68      /** {@inheritDoc} */
    69      @Override
    70      public boolean isEnabled() {
    71          try {
                     /* 
    P/P               *  Method: bool isEnabled()
                      * 
                      *  Presumptions:
                      *    java.awt.Toolkit:getDefaultToolkit(...)@72 != null
                      *    java.awt.Toolkit:getSystemClipboard(...)@72 != null
                      *    init'ed(java.awt.datatransfer.DataFlavor.stringFlavor)
                      * 
                      *  Postconditions:
                      *    init'ed(return_value)
                      */
    72              return Toolkit.getDefaultToolkit().getSystemClipboard().
    73                      isDataFlavorAvailable(DataFlavor.stringFlavor);
    74          } catch (IllegalStateException ex) {
    75              return false;
    76          }
    77      }
    78  }