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-rw-r--r--src/kitemviews/kfileitemlistview.cpp1
-rw-r--r--src/kitemviews/kfileitemmodelrolesupdater.cpp17
-rw-r--r--src/kitemviews/kfileitemmodelrolesupdater.h3
-rw-r--r--src/kitemviews/kitemlistview.cpp5
-rw-r--r--src/kitemviews/kitemlistview.h2
5 files changed, 27 insertions, 1 deletions
diff --git a/src/kitemviews/kfileitemlistview.cpp b/src/kitemviews/kfileitemlistview.cpp
index b7f7455b4..70ce11b1f 100644
--- a/src/kitemviews/kfileitemlistview.cpp
+++ b/src/kitemviews/kfileitemlistview.cpp
@@ -323,6 +323,7 @@ void KFileItemListView::updateVisibleIndexRange()
const int index = firstVisibleIndex();
const int count = lastVisibleIndex() - index + 1;
+ m_modelRolesUpdater->setMaximumVisibleItems(maximumVisibleItems());
m_modelRolesUpdater->setVisibleIndexRange(index, count);
if (m_updateIconSizeTimer->isActive()) {
diff --git a/src/kitemviews/kfileitemmodelrolesupdater.cpp b/src/kitemviews/kfileitemmodelrolesupdater.cpp
index 9fca8a1f6..39d01e232 100644
--- a/src/kitemviews/kfileitemmodelrolesupdater.cpp
+++ b/src/kitemviews/kfileitemmodelrolesupdater.cpp
@@ -79,6 +79,7 @@ KFileItemModelRolesUpdater::KFileItemModelRolesUpdater(KFileItemModel* model, QO
m_iconSize(),
m_firstVisibleIndex(0),
m_lastVisibleIndex(-1),
+ m_maximumVisibleItems(100),
m_roles(),
m_enabledPlugins(),
m_pendingVisibleItems(),
@@ -178,6 +179,11 @@ void KFileItemModelRolesUpdater::setVisibleIndexRange(int index, int count)
}
}
+void KFileItemModelRolesUpdater::setMaximumVisibleItems(int count)
+{
+ m_maximumVisibleItems = count;
+}
+
void KFileItemModelRolesUpdater::setPreviewsShown(bool show)
{
if (show == m_previewShown) {
@@ -670,7 +676,16 @@ void KFileItemModelRolesUpdater::startUpdating(const KItemRangeList& itemRanges)
const int lastIndex = range.index + range.count - 1;
for (int i = range.index; i <= lastIndex; ++i) {
const KFileItem item = m_model->fileItem(i);
- if (!hasValidIndexRange || (i >= m_firstVisibleIndex && i <= m_lastVisibleIndex)) {
+ bool visible;
+ if (hasValidIndexRange) {
+ visible = (i >= m_firstVisibleIndex && i <= m_lastVisibleIndex);
+ } else {
+ // If the view has not informed us about the visible range yet,
+ // just assume that the first items are visible.
+ visible = (i < m_maximumVisibleItems);
+ }
+
+ if (visible) {
m_pendingVisibleItems.insert(item);
} else {
m_pendingInvisibleItems.insert(item);
diff --git a/src/kitemviews/kfileitemmodelrolesupdater.h b/src/kitemviews/kfileitemmodelrolesupdater.h
index 68559d8dd..b837e8c7f 100644
--- a/src/kitemviews/kfileitemmodelrolesupdater.h
+++ b/src/kitemviews/kfileitemmodelrolesupdater.h
@@ -77,6 +77,8 @@ public:
*/
void setVisibleIndexRange(int index, int count);
+ void setMaximumVisibleItems(int count);
+
/**
* If \a show is set to true, the "iconPixmap" role will be filled with a preview
* of the file. If \a show is false the MIME type icon will be used for the "iconPixmap"
@@ -254,6 +256,7 @@ private:
QSize m_iconSize;
int m_firstVisibleIndex;
int m_lastVisibleIndex;
+ int m_maximumVisibleItems;
QSet<QByteArray> m_roles;
QSet<QByteArray> m_resolvableRoles;
QStringList m_enabledPlugins;
diff --git a/src/kitemviews/kitemlistview.cpp b/src/kitemviews/kitemlistview.cpp
index 9ebad7f8b..763b7e68f 100644
--- a/src/kitemviews/kitemlistview.cpp
+++ b/src/kitemviews/kitemlistview.cpp
@@ -208,6 +208,11 @@ qreal KItemListView::maximumItemOffset() const
return m_layouter->maximumItemOffset();
}
+int KItemListView::maximumVisibleItems() const
+{
+ return m_layouter->maximumVisibleItems();
+}
+
void KItemListView::setVisibleRoles(const QList<QByteArray>& roles)
{
const QList<QByteArray> previousRoles = m_visibleRoles;
diff --git a/src/kitemviews/kitemlistview.h b/src/kitemviews/kitemlistview.h
index cd59ddcb5..6d609a9df 100644
--- a/src/kitemviews/kitemlistview.h
+++ b/src/kitemviews/kitemlistview.h
@@ -92,6 +92,8 @@ public:
qreal maximumItemOffset() const;
+ int maximumVisibleItems() const;
+
void setVisibleRoles(const QList<QByteArray>& roles);
QList<QByteArray> visibleRoles() const;