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Diffstat (limited to 'doc/src/frameworks-technologies/model-view-programming.qdoc')
| -rw-r--r-- | doc/src/frameworks-technologies/model-view-programming.qdoc | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/src/frameworks-technologies/model-view-programming.qdoc b/doc/src/frameworks-technologies/model-view-programming.qdoc index 92067b9..42404b0 100644 --- a/doc/src/frameworks-technologies/model-view-programming.qdoc +++ b/doc/src/frameworks-technologies/model-view-programming.qdoc @@ -1934,6 +1934,13 @@ \l{QSortFilterProxyModel::lessThan()}{lessThan()} function to perform custom comparisons. + \section3 Custom data models + + QIdentityProxyModel instances do not sort or filter the structure of the source model, + but provide a base class for creating a data proxy. This could be useful on top of a + QFileSystemModel for example to provide different colours for the BackgroundRole for + different types of files. + \section1 Model subclassing reference Model subclasses need to provide implementations of many of the virtual functions |