1 /***************************************************************************
2 effecstackview.cpp - description
5 copyright : (C) 2008 by Marco Gittler
6 email : g.marco@freenet.de
7 ***************************************************************************/
9 /***************************************************************************
11 * This program is free software; you can redistribute it and/or modify *
12 * it under the terms of the GNU General Public License as published by *
13 * the Free Software Foundation; either version 2 of the License, or *
14 * (at your option) any later version. *
16 ***************************************************************************/
19 #include "effectstackview.h"
20 #include "effectslist.h"
22 #include "mainwindow.h"
23 #include "kdenlivesettings.h"
27 #include <KMessageBox>
28 #include <KStandardDirs>
31 #include <QTextStream>
33 #include <QInputDialog>
36 EffectStackView::EffectStackView(QWidget *parent) :
40 m_effectedit = new EffectStackEdit(m_ui.frame);
41 //m_ui.effectlist->horizontalHeader()->setVisible(false);
42 //m_ui.effectlist->verticalHeader()->setVisible(false);
45 m_ui.buttonNew->setIcon(KIcon("document-new"));
46 m_ui.buttonNew->setToolTip(i18n("Add new effect"));
47 m_ui.buttonUp->setIcon(KIcon("go-up"));
48 m_ui.buttonUp->setToolTip(i18n("Move effect up"));
49 m_ui.buttonDown->setIcon(KIcon("go-down"));
50 m_ui.buttonDown->setToolTip(i18n("Move effect down"));
51 m_ui.buttonDel->setIcon(KIcon("edit-delete"));
52 m_ui.buttonDel->setToolTip(i18n("Delete effect"));
53 m_ui.buttonSave->setIcon(KIcon("document-save"));
54 m_ui.buttonSave->setToolTip(i18n("Save effect"));
55 m_ui.buttonReset->setIcon(KIcon("view-refresh"));
56 m_ui.buttonReset->setToolTip(i18n("Reset effect"));
59 m_ui.effectlist->setDragDropMode(QAbstractItemView::NoDragDrop);//use internal if drop is recognised right
61 connect(m_ui.effectlist, SIGNAL(itemSelectionChanged()), this , SLOT(slotItemSelectionChanged()));
62 connect(m_ui.effectlist, SIGNAL(itemChanged(QListWidgetItem *)), this , SLOT(slotItemChanged(QListWidgetItem *)));
63 connect(m_ui.buttonUp, SIGNAL(clicked()), this, SLOT(slotItemUp()));
64 connect(m_ui.buttonDown, SIGNAL(clicked()), this, SLOT(slotItemDown()));
65 connect(m_ui.buttonDel, SIGNAL(clicked()), this, SLOT(slotItemDel()));
66 connect(m_ui.buttonSave, SIGNAL(clicked()), this, SLOT(slotSaveEffect()));
67 connect(m_ui.buttonReset, SIGNAL(clicked()), this, SLOT(slotResetEffect()));
68 connect(m_effectedit, SIGNAL(parameterChanged(const QDomElement, const QDomElement)), this , SLOT(slotUpdateEffectParams(const QDomElement, const QDomElement)));
69 m_effectLists["audio"] = &MainWindow::audioEffects;
70 m_effectLists["video"] = &MainWindow::videoEffects;
71 m_effectLists["custom"] = &MainWindow::customEffects;
72 m_ui.splitter->setStretchFactor(1, 10);
73 m_ui.splitter->setStretchFactor(0, 1);
77 EffectStackView::~EffectStackView()
79 m_effectLists.clear();
83 void EffectStackView::setMenu(QMenu *menu)
85 m_ui.buttonNew->setMenu(menu);
88 void EffectStackView::updateProjectFormat(MltVideoProfile profile, Timecode t)
90 m_effectedit->updateProjectFormat(profile, t);
93 void EffectStackView::slotSaveEffect()
95 QString name = QInputDialog::getText(this, i18n("Save Effect"), i18n("Name for saved effect: "));
96 if (name.isEmpty()) return;
97 QString path = KStandardDirs::locateLocal("appdata", "effects/", true);
98 path = path + name + ".xml";
99 if (QFile::exists(path)) if (KMessageBox::questionYesNo(this, i18n("File already exists.\nDo you want to overwrite it?")) == KMessageBox::No) return;
101 int i = m_ui.effectlist->currentRow();
103 QDomElement effect = m_clipref->effectAt(i).cloneNode().toElement();
104 doc.appendChild(doc.importNode(effect, true));
105 effect = doc.firstChild().toElement();
106 effect.removeAttribute("kdenlive_ix");
107 effect.setAttribute("id", name);
108 effect.setAttribute("type", "custom");
109 QDomElement effectname = effect.firstChildElement("name");
110 effect.removeChild(effectname);
111 effectname = doc.createElement("name");
112 QDomText nametext = doc.createTextNode(name);
113 effectname.appendChild(nametext);
114 effect.insertBefore(effectname, QDomNode());
115 QDomElement effectprops = effect.firstChildElement("properties");
116 effectprops.setAttribute("id", name);
117 effectprops.setAttribute("type", "custom");
121 if (file.open(QFile::WriteOnly | QFile::Truncate)) {
122 QTextStream out(&file);
123 out << doc.toString();
126 emit reloadEffects();
129 void EffectStackView::slotUpdateEffectParams(const QDomElement old, const QDomElement e)
132 emit updateClipEffect(m_clipref, old, e, m_ui.effectlist->currentRow());
135 void EffectStackView::slotClipItemSelected(ClipItem* c, int ix)
137 if (c && c == m_clipref) {
138 if (ix == -1) ix = m_ui.effectlist->currentRow();
141 if (c) ix = c->selectedEffectIndex();
144 if (m_clipref == NULL) {
145 m_ui.effectlist->clear();
146 m_effectedit->transferParamDesc(QDomElement(), 0, 0);
154 void EffectStackView::slotItemChanged(QListWidgetItem *item)
157 if (item->checkState() == Qt::Checked) disable = false;
158 m_ui.frame->setEnabled(!disable);
159 m_ui.buttonReset->setEnabled(!disable);
160 int activeRow = m_ui.effectlist->currentRow();
161 if (activeRow >= 0) {
162 emit changeEffectState(m_clipref, activeRow, disable);
167 void EffectStackView::setupListView(int ix)
169 m_ui.effectlist->clear();
171 // Issue 238: Add icons for effect type in effectstack.
172 KIcon videoIcon("kdenlive-show-video");
173 KIcon audioIcon("kdenlive-show-audio");
174 QListWidgetItem* item;
176 for (int i = 0; i < m_clipref->effectsCount(); i++) {
177 QDomElement d = m_clipref->effectAt(i);
179 QDomNode namenode = d.elementsByTagName("name").item(0);
180 if (!namenode.isNull()) {
181 // Issue 238: Add icons for effect type in effectstack.
182 // Logic more or less copied from initeffects.cpp
183 QString type = d.attribute("type", QString());
184 if ("audio" == type) {
185 item = new QListWidgetItem(audioIcon, i18n(namenode.toElement().text().toUtf8().data()), m_ui.effectlist);
186 } else if ("custom" == type) {
187 item = new QListWidgetItem(i18n(namenode.toElement().text().toUtf8().data()), m_ui.effectlist);
189 item = new QListWidgetItem(videoIcon, i18n(namenode.toElement().text().toUtf8().data()), m_ui.effectlist);
191 item->setFlags(Qt::ItemIsSelectable | Qt::ItemIsDragEnabled | Qt::ItemIsUserCheckable | Qt::ItemIsEnabled);
192 if (d.attribute("disabled") == "1") item->setCheckState(Qt::Unchecked);
193 else item->setCheckState(Qt::Checked);
196 if (m_clipref->effectsCount() == 0) {
197 m_effectedit->transferParamDesc(QDomElement(), 0, 0);
198 m_ui.buttonDel->setEnabled(false);
199 m_ui.buttonSave->setEnabled(false);
200 m_ui.buttonReset->setEnabled(false);
201 m_ui.buttonUp->setEnabled(false);
202 m_ui.buttonDown->setEnabled(false);
205 if (ix > m_ui.effectlist->count() - 1) ix = m_ui.effectlist->count() - 1;
206 m_ui.effectlist->setCurrentRow(ix);
207 m_ui.buttonDel->setEnabled(true);
208 m_ui.buttonSave->setEnabled(true);
209 m_ui.buttonReset->setEnabled(true);
210 m_ui.buttonUp->setEnabled(ix > 0);
211 m_ui.buttonDown->setEnabled(ix < m_clipref->effectsCount() - 1);
215 void EffectStackView::slotItemSelectionChanged()
217 bool hasItem = m_ui.effectlist->currentItem();
218 int activeRow = m_ui.effectlist->currentRow();
219 bool isChecked = false;
220 if (hasItem && m_ui.effectlist->currentItem()->checkState() == Qt::Checked) isChecked = true;
221 if (hasItem && m_ui.effectlist->currentItem()->isSelected()) {
222 m_effectedit->transferParamDesc(m_clipref->effectAt(activeRow), m_clipref->cropStart().frames(KdenliveSettings::project_fps()), m_clipref->cropDuration().frames(KdenliveSettings::project_fps()));//minx max frame
224 if (m_clipref) m_clipref->setSelectedEffect(activeRow);
225 m_ui.buttonDel->setEnabled(hasItem);
226 m_ui.buttonSave->setEnabled(hasItem);
227 m_ui.buttonReset->setEnabled(hasItem && isChecked);
228 m_ui.buttonUp->setEnabled(activeRow > 0);
229 m_ui.buttonDown->setEnabled((activeRow < m_ui.effectlist->count() - 1) && hasItem);
230 m_ui.frame->setEnabled(isChecked);
233 void EffectStackView::slotItemUp()
235 int activeRow = m_ui.effectlist->currentRow();
236 if (activeRow <= 0) return;
237 emit changeEffectPosition(m_clipref, activeRow + 1, activeRow);
240 void EffectStackView::slotItemDown()
242 int activeRow = m_ui.effectlist->currentRow();
243 if (activeRow >= m_ui.effectlist->count() - 1) return;
244 emit changeEffectPosition(m_clipref, activeRow + 1, activeRow + 2);
247 void EffectStackView::slotItemDel()
249 int activeRow = m_ui.effectlist->currentRow();
250 if (activeRow >= 0) {
251 emit removeEffect(m_clipref, m_clipref->effectAt(activeRow));
255 void EffectStackView::slotResetEffect()
257 int activeRow = m_ui.effectlist->currentRow();
258 if (activeRow < 0) return;
259 QDomElement old = m_clipref->effectAt(activeRow).cloneNode().toElement();
261 QString effectName = m_ui.effectlist->currentItem()->text();
262 foreach(const QString &type, m_effectLists.keys()) {
263 EffectsList *list = m_effectLists[type];
264 if (list->effectNames().contains(effectName)) {
265 dom = list->getEffectByName(effectName).cloneNode().toElement();
270 dom.setAttribute("kdenlive_ix", old.attribute("kdenlive_ix"));
271 m_clipref->initEffect(dom);
272 m_effectedit->transferParamDesc(dom, m_clipref->cropStart().frames(KdenliveSettings::project_fps()), m_clipref->cropDuration().frames(KdenliveSettings::project_fps()));//minx max frame
273 emit updateClipEffect(m_clipref, old, dom, activeRow);
278 void EffectStackView::raiseWindow(QWidget* dock)
280 if (m_clipref && dock)
284 void EffectStackView::clear()
286 m_ui.effectlist->clear();
287 m_ui.buttonDel->setEnabled(false);
288 m_ui.buttonSave->setEnabled(false);
289 m_ui.buttonReset->setEnabled(false);
290 m_ui.buttonUp->setEnabled(false);
291 m_ui.buttonDown->setEnabled(false);
292 m_effectedit->transferParamDesc(QDomElement(), 0, 0);
295 #include "effectstackview.moc"