/[svn]/qsampler/trunk/src/qsamplerFxSendsModel.cpp
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Contents of /qsampler/trunk/src/qsamplerFxSendsModel.cpp

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Revision 3555 - (show annotations) (download)
Tue Aug 13 10:19:32 2019 UTC (8 days, 12 hours ago) by capela
File size: 5334 byte(s)
- In late compliance to C++11, all NULL constants replaced for nullptr.
1 // qsamplerFxSendList.cpp
2 //
3 /****************************************************************************
4 Copyright (C) 2010-2019, rncbc aka Rui Nuno Capela. All rights reserved.
5 Copyright (C) 2008, Christian Schoenebeck
6
7 This program is free software; you can redistribute it and/or
8 modify it under the terms of the GNU General Public License
9 as published by the Free Software Foundation; either version 2
10 of the License, or (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, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20
21 *****************************************************************************/
22
23 #include "qsamplerAbout.h"
24 #include "qsamplerFxSendsModel.h"
25 #include "qsamplerFxSend.h"
26
27 #include <QBrush>
28 #include <QIcon>
29 #include <QFont>
30
31 namespace QSampler {
32
33
34 FxSendsModel::FxSendsModel ( int iChannelID, QObject* pParent )
35 : QAbstractListModel(pParent)
36 {
37 m_iChannelID = iChannelID;
38 cleanRefresh();
39 }
40
41
42 int FxSendsModel::rowCount ( const QModelIndex& /*parent*/ ) const
43 {
44 return m_fxSends.size();
45 }
46
47
48 QVariant FxSendsModel::data ( const QModelIndex& index, int role ) const
49 {
50 if (!index.isValid())
51 return QVariant();
52
53 switch (role) {
54 case Qt::DisplayRole:
55 return m_fxSends[index.row()].name();
56 break;
57 case Qt::ToolTipRole:
58 if (m_fxSends[index.row()].deletion())
59 return QString(
60 "Scheduled for deletion. Click on 'Apply' to actually "
61 "destroy FX Send."
62 );
63 return (m_fxSends[index.row()].isNew()) ?
64 QString(
65 "New FX send. Click on 'Apply' to actually "
66 "perform creation."
67 ) :
68 QString("FX Send ID ") +
69 QString::number(m_fxSends.at(index.row()).id());
70 break;
71 case Qt::ForegroundRole:
72 if (m_fxSends.at(index.row()).deletion())
73 return QBrush(Qt::red);
74 if (m_fxSends.at(index.row()).isNew())
75 return QBrush(Qt::green);
76 break;
77 case Qt::DecorationRole:
78 if (m_fxSends.at(index.row()).deletion())
79 return QIcon(":/images/formRemove.png");
80 if (m_fxSends.at(index.row()).isNew())
81 return QIcon(":/images/itemNew.png");
82 if (m_fxSends.at(index.row()).isModified())
83 return QIcon(":/images/formEdit.png");
84 return QIcon(":/images/itemFile.png");
85 case Qt::FontRole: {
86 if (m_fxSends.at(index.row()).isModified()) {
87 QFont font;
88 font.setBold(true);
89 return font;
90 }
91 break;
92 }
93 default:
94 return QVariant();
95 }
96
97 return QVariant();
98 }
99
100
101 bool FxSendsModel::setData (
102 const QModelIndex& index, const QVariant& value, int /*role*/ )
103 {
104 if (!index.isValid())
105 return false;
106
107 m_fxSends[index.row()].setName(value.toString());
108 emit dataChanged(index, index);
109 emit fxSendsDirtyChanged(true);
110
111 return true;
112 }
113
114
115 QVariant FxSendsModel::headerData (
116 int section, Qt::Orientation /*orientation*/, int role ) const
117 {
118 if (role == Qt::DisplayRole && section == 0)
119 return QString("FX Send Name");
120 else
121 return QVariant();
122 }
123
124
125 Qt::ItemFlags FxSendsModel::flags ( const QModelIndex& /*index*/) const
126 {
127 return Qt::ItemIsEditable | Qt::ItemIsEnabled;
128 }
129
130
131 FxSend *FxSendsModel::addFxSend (void)
132 {
133 #if CONFIG_FXSEND
134 FxSend fxSend(m_iChannelID);
135 fxSend.setName("New FX Send");
136 m_fxSends.push_back(fxSend);
137 createIndex(m_fxSends.size() - 1, 0);
138 #if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
139 QAbstractListModel::reset();
140 #else
141 QAbstractListModel::beginResetModel();
142 QAbstractListModel::endResetModel();
143 #endif
144 emit fxSendsDirtyChanged(true);
145 return &m_fxSends.last();
146 #else
147 return nullptr;
148 #endif // CONFIG_FXSEND
149 }
150
151
152 FxSend *FxSendsModel::fxSend ( const QModelIndex& index )
153 {
154 if (!index.isValid())
155 return nullptr;
156
157 return &m_fxSends[index.row()];
158 }
159
160
161 void FxSendsModel::removeFxSend ( const QModelIndex& index )
162 {
163 FxSend *pFxSend = fxSend(index);
164 if (!pFxSend) return;
165 pFxSend->setDeletion(true);
166 #if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
167 QAbstractListModel::reset();
168 #else
169 QAbstractListModel::beginResetModel();
170 QAbstractListModel::endResetModel();
171 #endif
172 emit fxSendsDirtyChanged(true);
173 }
174
175
176 void FxSendsModel::cleanRefresh (void)
177 {
178 m_fxSends.clear();
179 const QList<int>& sends = FxSend::allFxSendsOfSamplerChannel(m_iChannelID);
180 for (int i = 0; i < sends.size(); ++i) {
181 const int iFxSendId = sends.at(i);
182 FxSend fxSend(m_iChannelID, iFxSendId);
183 fxSend.getFromSampler();
184 m_fxSends.push_back(fxSend);
185 }
186 #if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
187 QAbstractListModel::reset();
188 #else
189 QAbstractListModel::beginResetModel();
190 QAbstractListModel::endResetModel();
191 #endif
192 emit fxSendsDirtyChanged(false);
193 }
194
195
196 void FxSendsModel::onExternalModifiication ( const QModelIndex& index )
197 {
198 if (!index.isValid()) return;
199 emit dataChanged(index, index);
200 emit fxSendsDirtyChanged(true);
201 }
202
203
204 void FxSendsModel::applyToSampler (void)
205 {
206 for (int i = 0; i < m_fxSends.size(); ++i)
207 m_fxSends[i].applyToSampler();
208
209 // make a clean refresh
210 // (throws out all FxSend objects marked for deletion)
211 cleanRefresh();
212 }
213
214
215 } // namespace QSampler
216
217
218 // end of qsamplerFxSendList.cpp

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