content: /*
  Copyright (c) 2025 Andrew Auclair
  
  Permission is hereby granted, free of charge, to any person obtaining a copy
  of this software and associated documentation files (the "Software"), to deal
  in the Software without restriction, including without limitation the rights
  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  copies of the Software, and to permit persons to whom the Software is
  furnished to do so, subject to the following conditions:
  
  The above copyright notice and this permission notice shall be included in all
  copies or substantial portions of the Software.
  
  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  SOFTWARE.
   */
  package io.github.andrewauclair.moderndocking.internal;
  
  import io.github.andrewauclair.moderndocking.Dockable;
  import io.github.andrewauclair.moderndocking.DockingRegion;
  import io.github.andrewauclair.moderndocking.api.DockingAPI;
  import io.github.andrewauclair.moderndocking.settings.Settings;
  import java.awt.BorderLayout;
  import java.util.Collections;
  import java.util.List;
  
  /**
   * Docking panel that wraps the application anchor panel for display
   */
  public class DockedAnchorPanel extends DockingPanel {
      /**
       * The docking instance this anchor belongs to
       */
      private final DockingAPI docking;
      /**
       * The wrapper for the anchor
       */
      private final DockableWrapper anchor;
  
      /**
       * Parent panel of this simple panel
       */
      private DockingPanel parent;
  
      /**
       * Create a new anchor panel to wrap the application anchor
       *
       * @param docking The docking instance this panel belongs to
       * @param anchor The anchor wrapper to associate with this panel
       */
      public DockedAnchorPanel(DockingAPI docking, DockableWrapper anchor) {
          setLayout(new BorderLayout());
  
          anchor.setParent(this);
  
          this.docking = docking;
          this.anchor = anchor;
  
          add(anchor.getDisplayPanel(), BorderLayout.CENTER);
      }
  
      @Override
      public String getAnchor() {
          return null;
      }
  
      @Override
      public void setParent(DockingPanel parent) {
          this.parent = parent;
      }
  
      @Override
      public void dock(Dockable dockable, DockingRegion region, double dividerProportion) {
          // when docking to an anchor we replace the anchor with the new dockable always
          DockableWrapper wrapper = DockingInternal.get(docking).getWrapper(dockable);
  
          if (parent.getChildren().contains(this)) {
              DockingPanel newPanel;
  
              if (Settings.alwaysDisplayTabsMode()) {
                  newPanel = new DockedTabbedPanel(docking, wrapper, anchor.getDockable().getPersistentID());
              }
              else {
                  newPanel = new DockedSimplePanel(docking, wrapper, anchor.getDockable().getPersistentID());
              }
              parent.replaceChild(this, newPanel);
          }
          else {
              // find the largest dockable on screen that references this anchor
              DockingInternal.get(docking).dockToLargestAnchorPanel(dockable, anchor.getDockable().getPersistentID());
          }
      }
  
      @Override
      public void undock(Dockable dockable) {
          parent.removeChild(this);
      }
  
      @Override
      public void replaceChild(DockingPanel child, DockingPanel newChild) {
      }
  
      @Override
      public void removeChild(DockingPanel child) {
      }
  
      public List<DockingPanel> getChildren() {
          return Collections.emptyList();
      }
  
      /**
       * Get the wrapper for the anchor
       *
       * @return Dockable wrapper for this anchor
       */
      public DockableWrapper getWrapper() {
          return anchor;
      }
  }
  