src/apps/icon-o-matic/gui/TransformerListView.h

   1 /*
   2  * Copyright 2006-2007, Haiku.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Stephan Aßmus <superstippi@gmx.de>
   7  */
   8 #ifndef TRANSFORMER_LIST_VIEW_H
   9 #define TRANSFORMER_LIST_VIEW_H
  10
  11
  12 #include "ListViews.h"
  13 #include "Shape.h"
  14
  15
  16 class BMenu;
  17 class CommandStack;
  18 class TransformerItem;
  19 class Selection;
  20
  21 _BEGIN_ICON_NAMESPACE
  22         class Transformer;
  23 _END_ICON_NAMESPACE
  24
  25
  26 class TransformerListView : public SimpleListView,
  27                                                         public ShapeListener {
  28  public:
  29                                                                 TransformerListView(BRect frame,
  30                                                                                           const char* name,
  31                                                                                           BMessage* selectionMessage = NULL,
  32                                                                                           BHandler* target = NULL);
  33         virtual                                         ~TransformerListView();
  34
  35         // SimpleListView interface
  36         virtual void                            Draw(BRect updateRect);
  37
  38         virtual void                            SelectionChanged();
  39
  40         virtual void                            MessageReceived(BMessage* message);
  41
  42         virtual void                            MakeDragMessage(BMessage* message) const;
  43
  44         virtual void                            MoveItems(BList& items, int32 toIndex);
  45         virtual void                            CopyItems(BList& items, int32 toIndex);
  46         virtual void                            RemoveItemList(BList& items);
  47
  48         virtual BListItem*                      CloneItem(int32 atIndex) const;
  49
  50         virtual int32                           IndexOfSelectable(Selectable* selectable) const;
  51         virtual Selectable*                     SelectableFor(BListItem* item) const;
  52
  53         // ShapeListener interface
  54         virtual void                            TransformerAdded(Transformer* transformer,
  55                                                                                                  int32 index);
  56         virtual void                            TransformerRemoved(Transformer* transformer);
  57
  58         virtual void                            StyleChanged(Style* oldStyle, Style* newStyle);
  59
  60         // TransformerListView
  61                         void                            SetMenu(BMenu* menu);
  62                         void                            SetShape(Shape* shape);
  63                         void                            SetCommandStack(CommandStack* stack);
  64
  65  private:
  66                         bool                            _AddTransformer(
  67                                                                         Transformer* transformer, int32 index);
  68                         bool                            _RemoveTransformer(
  69                                                                         Transformer* transformer);
  70
  71                         TransformerItem*        _ItemForTransformer(
  72                                                                         Transformer* transformer) const;
  73
  74                         void                            _UpdateMenu();
  75
  76                         BMessage*                       fMessage;
  77
  78                         Shape*                          fShape;
  79                         CommandStack*           fCommandStack;
  80
  81                         BMenu*                          fMenu;
  82 };
  83
  84 #endif // TRANSFORMER_LIST_VIEW_H