Sayonara Player
CustomMimeData.h
1 /* CustomMimeData.h */
2 
3 /* Copyright (C) 2011-2020 Michael Lugmair (Lucio Carreras)
4  *
5  * This file is part of sayonara player
6  *
7  * This program is free software: you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation, either version 3 of the License, or
10  * (at your option) any later version.
11 
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16 
17  * You should have received a copy of the GNU General Public License
18  * along with this program. If not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 #ifndef _CUSTOMMIMEDATA_H
22 #define _CUSTOMMIMEDATA_H
23 
24 #include "Utils/Pimpl.h"
25 
26 #include <QMimeData>
27 
28 
29 namespace Gui
30 {
31  class AsyncDropHandler;
36  class CustomMimeData : public QMimeData
37  {
38 
39  private:
40  PIMPL(CustomMimeData)
41 
42  CustomMimeData(const void* data);
43  const void* ptr() const;
44 
45  public:
50  template<typename T>
51  CustomMimeData(const T* class_instance) :
52  CustomMimeData(static_cast<const void*>(class_instance))
53  {}
54 
55  virtual ~CustomMimeData() override;
56 
61  void setMetadata(const MetaDataList& v_md);
62 
68  const MetaDataList& metadata() const;
69 
74  bool hasMetadata() const;
75 
76  void setPlaylistSourceIndex(int playlistIndex);
77  int playlistSourceIndex() const;
78 
79  QString coverUrl() const;
80  void setCoverUrl(const QString& url);
81 
82  template<typename T>
83  bool hasSource(const T* classInstance) const
84  {
85  const void* voidPtr = ptr();
86  const T* p = static_cast<const T*>(voidPtr);
87  if(!p){
88  return false;
89  }
90 
91  return (p == classInstance);
92  }
93 
94  void setAsyncDropHandler(Gui::AsyncDropHandler* handler);
95  Gui::AsyncDropHandler* asyncDropHandler() const;
96  };
97 }
98 
99 #endif
Gui::AsyncDropHandler
Definition: DragDropAsyncHandler.h:12
Gui::CustomMimeData
Mimedata class for drag and dropping metadata.
Definition: CustomMimeData.h:37
Gui::CustomMimeData::metadata
const MetaDataList & metadata() const
get metadata from drag and drop
MetaDataList
The MetaDataList class.
Definition: MetaDataList.h:37
Gui::CustomMimeData::CustomMimeData
CustomMimeData(const T *class_instance)
Constructor.
Definition: CustomMimeData.h:51
Gui::CustomMimeData::setMetadata
void setMetadata(const MetaDataList &v_md)
Set metadata you want to drag and drop.
Gui::CustomMimeData::hasMetadata
bool hasMetadata() const
check, if the custom mimedata has metadata