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ElementsCollectionModel : model use multithreading itself for load collections

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@4576 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
blacksun
2016-07-14 11:58:56 +00:00
parent 66371ae866
commit df1db0adc3
4 changed files with 66 additions and 29 deletions
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33
sources/ElementsCollection/elementscollectionmodel.cpp
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@@ -24,6 +24,8 @@
#include "qetproject.h"
#include "elementcollectionhandler.h"
#include <QtConcurrent>
/**
* @brief ElementsCollectionModel::ElementsCollectionModel
* Constructor
@@ -209,6 +211,35 @@ bool ElementsCollectionModel::dropMimeData(const QMimeData *data, Qt::DropAction
return false;
}
/**
* @brief ElementsCollectionModel::loadCollections
* Load the several collections in this model.
* Prefer use this method instead of addCommonCollection, addCustomCollection and addProject,
* because it use multithreading to speed up the loading.
* This method emit loadingMaxValue(int) for know the maximum progress value
* This method emit loadingProgressValue(int) for know the current progress value
* @param common_collection : true for load the common collection
* @param custom_collection : true for load the custom collection
* @param projects : list of projects to load
*/
void ElementsCollectionModel::loadCollections(bool common_collection, bool custom_collection, QList<QETProject *> projects)
{
if (common_collection)
addCommonCollection(false);
if (custom_collection)
addCustomCollection(false);
foreach (QETProject *project, projects)
addProject(project, false);
QList <ElementCollectionItem *> list = items();
QFuture<void> futur = QtConcurrent::map(list, setUpData);
emit loadingMaxValue(futur.progressMaximum());
while (futur.isRunning()) {
emit loadingProgressValue(futur.progressValue());
}
}
/**
* @brief ElementsCollectionModel::addCommonCollection
* Add the common elements collection to this model
@@ -305,7 +336,7 @@ void ElementsCollectionModel::addProject(QETProject *project, bool set_data)
XmlProjectElementCollectionItem *xpeci = new XmlProjectElementCollectionItem();
m_project_hash.insert(project, xpeci);
xpeci->setProject(project);
xpeci->setProject(project, set_data);
insertRow(row, xpeci);
if (set_data)
xpeci->setUpData();