Add "unused clip" filter in Project Bin.

BUG: 430035

src/bin/bin.cpp

@@ -1091,11 +1091,14 @@ Bin::Bin(std::shared_ptr<ProjectItemModel> model, QWidget *parent)
         QList<QAction *> list = m_filterMenu->actions();
         int rateFilters = 0;
         int typeFilters = 0;
+        bool usedFilter = false;
         QStringList tagFilters;
         for (QAction *ac : qAsConst(list)) {
             if (ac->isChecked()) {
                 QString actionData = ac->data().toString();
-                if (actionData.startsWith(QLatin1Char('#'))) {
+                if (actionData == QLatin1String("unused")) {
+                    usedFilter = true;
+                } else if (actionData.startsWith(QLatin1Char('#'))) {
                     // Filter by tag
                     tagFilters << actionData;
                 } else if (actionData.startsWith(QLatin1Char('.'))) {
@@ -1118,7 +1121,7 @@ Bin::Bin(std::shared_ptr<ProjectItemModel> model, QWidget *parent)
         } else {
             m_filterButton->setChecked(false);
         }
-        m_proxyModel->slotSetFilters(tagFilters, rateFilters, typeFilters);
+        m_proxyModel->slotSetFilters(tagFilters, rateFilters, typeFilters, usedFilter);
     });
 
     connect(m_filterMenu, &QMenu::triggered, this, [this](QAction *action) {
@@ -1137,11 +1140,14 @@ Bin::Bin(std::shared_ptr<ProjectItemModel> model, QWidget *parent)
         QList<QAction *> list = m_filterMenu->actions();
         int rateFilters = 0;
         int typeFilters = 0;
+        bool usedFilter = false;
         QStringList tagFilters;
         for (QAction *ac : qAsConst(list)) {
             if (ac->isChecked()) {
                 QString actionData = ac->data().toString();
-                if (actionData.startsWith(QLatin1Char('#'))) {
+                if (actionData == QLatin1String("unused")) {
+                    usedFilter = true;
+                } else if (actionData.startsWith(QLatin1Char('#'))) {
                     // Filter by tag
                     tagFilters << actionData;
                 } else if (actionData.startsWith(QLatin1Char('.'))) {
@@ -1164,7 +1170,7 @@ Bin::Bin(std::shared_ptr<ProjectItemModel> model, QWidget *parent)
         } else {
             m_filterButton->setChecked(false);
         }
-        m_proxyModel->slotSetFilters(tagFilters, rateFilters, typeFilters);
+        m_proxyModel->slotSetFilters(tagFilters, rateFilters, typeFilters, usedFilter);
     });
 
     m_tagAction->setCheckable(true);
@@ -1738,6 +1744,12 @@ void Bin::rebuildFilters(QMap <QString, QString> tags)
         rateFilter->setCheckable(true);
         m_filterMenu->addAction(rateFilter);
     }
+    // Add unused filter
+    m_filterMenu->addSeparator();
+    QAction *unusedFilter = new QAction(i18n("Unused clips"), this);
+    unusedFilter->setData(QStringLiteral("unused"));
+    unusedFilter->setCheckable(true);
+    m_filterMenu->addAction(unusedFilter);
 
     // Add type filters
     m_filterMenu->addSeparator();

src/bin/projectitemmodel.cpp

@@ -104,6 +104,9 @@ int ProjectItemModel::mapToColumn(int column) const
     case 7:
         return AbstractProjectItem::DataRating;
         break;
+    case 8:
+        return AbstractProjectItem::UsageCount;
+        break;
     default:
         return AbstractProjectItem::DataName;
     }

src/bin/projectsortproxymodel.cpp

@@ -28,6 +28,7 @@ ProjectSortProxyModel::ProjectSortProxyModel(QObject *parent)
     : QSortFilterProxyModel(parent)
     , m_searchType(0)
     , m_searchRating(0)
+    , m_unusedFilter(false)
 {
     m_collator.setLocale(QLocale()); // Locale used for sorting → OK
     m_collator.setCaseSensitivity(Qt::CaseInsensitive);
@@ -49,6 +50,13 @@ bool ProjectSortProxyModel::filterAcceptsRow(int sourceRow, const QModelIndex &s
 
 bool ProjectSortProxyModel::filterAcceptsRowItself(int sourceRow, const QModelIndex &sourceParent) const
 {
+    if (m_unusedFilter) {
+        // Column 8 contains the usage
+        QModelIndex indexTag = sourceModel()->index(sourceRow, 8, sourceParent);
+        if (sourceModel()->data(indexTag).toInt() > 0) {
+            return false;
+        }
+    }
     if (m_searchRating > 0) {
         // Column 7 contains the rating
         QModelIndex indexTag = sourceModel()->index(sourceRow, 7, sourceParent);
@@ -146,11 +154,12 @@ void ProjectSortProxyModel::slotSetSearchString(const QString &str)
     invalidateFilter();
 }
 
-void ProjectSortProxyModel::slotSetFilters(const QStringList tagFilters, const int rateFilters, const int typeFilters)
+void ProjectSortProxyModel::slotSetFilters(const QStringList tagFilters, const int rateFilters, const int typeFilters, bool unusedFilter)
 {
     m_searchType = typeFilters;
     m_searchRating = rateFilters;
     m_searchTag = tagFilters;
+    m_unusedFilter = unusedFilter;
     invalidateFilter();
 }
 
@@ -159,6 +168,7 @@ void ProjectSortProxyModel::slotClearSearchFilters()
     m_searchTag.clear();
     m_searchRating = 0;
     m_searchType = 0;
+    m_unusedFilter = false;
     invalidateFilter();
 }
 

src/bin/projectsortproxymodel.h

@@ -44,7 +44,7 @@ public slots:
     /** @brief Set search string that will filter the view */
     void slotSetSearchString(const QString &str);
     /** @brief Set search tag that will filter the view */
-    void slotSetFilters(const QStringList tagFilters, int rateFilters, int typeFilters);
+    void slotSetFilters(const QStringList tagFilters, int rateFilters, int typeFilters, bool unusedFilter);
     /** @brief Reset search filters */
     void slotClearSearchFilters();
     /** @brief Relay datachanged signal from view's model  */
@@ -71,6 +71,7 @@ private:
     QStringList m_searchTag;
     int m_searchType;
     int m_searchRating;
+    bool m_unusedFilter;
     QCollator m_collator;
 
 signals:

[Davy Bartoloni]

this is very usefull :) thank you jean