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Code Releases Activity

[AdBlockTreeWidget] Greatly speedup loading rules from subscriptions

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Don't use per-pixel scrolling. For some reason, it massively slows
rendering of TreeWidget

See #1169
This commit is contained in:
nowrep 2014-01-25 21:13:14 +01:00
parent 4a7423b02f
commit b4377767c0
4 changed files with 3 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/lib/adblock/adblocktreewidget.cpp
View File

@ -235,6 +235,7 @@ void AdBlockTreeWidget::refresh()
m_topItem = new QTreeWidgetItem(this);
m_topItem->setText(0, m_subscription->title());
m_topItem->setFont(0, boldFont);
m_topItem->setExpanded(true);
addTopLevelItem(m_topItem);
const QVector<AdBlockRule*> &allRules = m_subscription->allRules();
@ -253,7 +254,6 @@ void AdBlockTreeWidget::refresh()
++index;
}
expandAll();
showRule(0);
m_itemChangingBlock = false;
}

2
src/lib/adblock/adblocktreewidget.h
View File

@ -18,8 +18,6 @@
#ifndef ADBLOCKTREEWIDGET_H
#define ADBLOCKTREEWIDGET_H
#include <QTreeWidget>
#include "qz_namespace.h"
#include "treewidget.h"

3
src/lib/tools/treewidget.cpp
View File

@ -32,8 +32,6 @@ TreeWidget::TreeWidget(QWidget* parent)
, m_refreshAllItemsNeeded(true)
, m_showMode(ItemsCollapsed)
{
setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
connect(this, SIGNAL(itemChanged(QTreeWidgetItem*,int)), this, SLOT(sheduleRefresh()));
}
@ -325,6 +323,7 @@ QList<QTreeWidgetItem*> TreeWidget::allItems()
iterateAllItems(0);
m_refreshAllItemsNeeded = false;
}
return m_allTreeItems;
}

1
src/lib/tools/treewidget.h
View File

@ -31,6 +31,7 @@ public:
ItemShowMode defaultItemShowMode() { return m_showMode; }
void setDefaultItemShowMode(ItemShowMode mode) { m_showMode = mode; }
QList<QTreeWidgetItem*> allItems();
bool appendToParentItem(const QString &parentText, QTreeWidgetItem* item);
bool appendToParentItem(QTreeWidgetItem* parent, QTreeWidgetItem* item);
bool prependToParentItem(const QString &parentText, QTreeWidgetItem* item);