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Projectexplorer: Delay querying for folder icon.

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As a custom icon is set in most cases anyway.

Reviewed-by: Robert Loehning <robert.loehning@nokia.com>
This commit is contained in:
Friedemann Kleint
2010-07-07 12:16:09 +02:00
parent b546e979d3
commit 60bf641041
2 changed files with 5 additions and 3 deletions
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6
src/plugins/projectexplorer/projectnodes.cpp
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@@ -154,8 +154,7 @@ bool FileNode::isGenerated() const
*/
FolderNode::FolderNode(const QString &folderPath) :
Node(FolderNodeType, folderPath),
m_displayName(QDir::toNativeSeparators(folderPath)),
m_icon(Core::FileIconProvider::instance()->icon(QFileIconProvider::Folder))
m_displayName(QDir::toNativeSeparators(folderPath))
{
}
@@ -182,6 +181,9 @@ QString FolderNode::displayName() const
*/
QIcon FolderNode::icon() const
{
// Instantiating the Icon provider is expensive.
if (m_icon.isNull())
m_icon = Core::FileIconProvider::instance()->icon(QFileIconProvider::Folder);
return m_icon;
}

2
src/plugins/projectexplorer/projectnodes.h
View File

@@ -147,7 +147,7 @@ private:
// managed by ProjectNode
friend class ProjectNode;
QString m_displayName;
QIcon m_icon;
mutable QIcon m_icon;
};
class PROJECTEXPLORER_EXPORT ProjectNode : public FolderNode