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Implements validation of variable's data (1)...
Implements validation of variable's data (1) Creates helper used to validate data, depending on the server set at compile time
Alexandre Leroux - - Load All Authors

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r476:becb718e8802
r1198:077a4fb03e91
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DataSourceTreeWidgetHelper.cpp
36 lines | 1.0 KiB | text/x-c | CppLexer
/ gui / src / DataSource / DataSourceTreeWidgetHelper.cpp
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Alexandre Leroux
Creates helper that filters a tree widget according to a filter function
 r476 #include "DataSource/DataSourceTreeWidgetHelper.h"
#include "DataSource/DataSourceTreeWidgetItem.h"
namespace {
bool filterTreeItem(DataSourceTreeWidgetItem &treeItem,
DataSourceTreeWidgetHelper::FilterFunction fun, bool parentValid = false)
{
auto selfValid = parentValid || fun(treeItem);
auto childValid = false;
auto childCount = treeItem.childCount();
for (auto i = 0; i < childCount; ++i) {
if (auto childItem = dynamic_cast<DataSourceTreeWidgetItem *>(treeItem.child(i))) {
childValid |= filterTreeItem(*childItem, fun, selfValid);
}
}
auto valid = selfValid || childValid;
treeItem.setHidden(!valid);
return valid;
}
} // namespace
void DataSourceTreeWidgetHelper::filter(QTreeWidget &treeWidget, FilterFunction fun) noexcept
{
auto itemCount = treeWidget.topLevelItemCount();
for (auto i = 0; i < itemCount; ++i) {
if (auto item = dynamic_cast<DataSourceTreeWidgetItem *>(treeWidget.topLevelItem(i))) {
filterTreeItem(*item, fun);
}
}
}