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Speed up opening big projects with lazy folios

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This commit is contained in:
Laurent Trinques
2026-10-13 11:01:21 +02:00
parent a78e95be2c
commit 77e2a9bfc5
45 changed files with 3956 additions and 388 deletions
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sources/projectview.cpp
+10 -2
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@@ -959,7 +959,9 @@ void ProjectView::loadDiagrams()
{
if (!m_project) return;
setDisplayFallbackWidget(m_project -> diagrams().isEmpty());
//The folios' items are built when their tab is first shown
//(tabChanged()), not here: a tab needs only the folio's own data
setDisplayFallbackWidget(m_project -> folios().isEmpty());
auto dialog = DialogWaiting::instance();
if(dialog)
@@ -968,7 +970,7 @@ void ProjectView::loadDiagrams()
"...</b><br/>Creating sheet tabs :</p>"));
}
for(auto diagram : m_project->diagrams())
for(auto diagram : m_project->folios())
{
if(dialog)
{
@@ -1202,6 +1204,12 @@ void ProjectView::rebuildDiagramsMap()
*/
void ProjectView::tabChanged(int tab_id)
{
//A folio opened without its items (QET_LAZY_FOLIOS) is built when
//its tab is first shown. Read the tab itself: the first tab is
//shown while loadDiagrams() is still filling m_diagram_ids
if (auto dv = qobject_cast<DiagramView *>(m_tab->widget(tab_id)))
dv->buildFolio();
if (tab_id == -1)
setDisplayFallbackWidget(true);
else if(m_tab->count() == 1)