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Defines actions for a data source items...
Alexandre Leroux -
r144:7a9a79ed3b02
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@@ -0,0 +1,48
1 #ifndef SCIQLOP_DATASOURCEITEMACTION_H
2 #define SCIQLOP_DATASOURCEITEMACTION_H
3
4 #include <Common/spimpl.h>
5
6 #include <QLoggingCategory>
7 #include <QObject>
8
9 Q_DECLARE_LOGGING_CATEGORY(LOG_DataSourceItemAction)
10
11 class DataSourceItem;
12
13 /**
14 * @brief The DataSourceItemAction class represents an action on a data source item.
15 *
16 * An action is a function that will be executed when the slot execute() is called.
17 */
18 class DataSourceItemAction : public QObject {
19
20 Q_OBJECT
21
22 public:
23 /// Signature of the function associated to the action
24 using ExecuteFunction = std::function<void(DataSourceItem &dataSourceItem)>;
25
26 /**
27 * Ctor
28 * @param name the name of the action
29 * @param fun the function that will be called when the action is executed
30 * @sa execute()
31 */
32 explicit DataSourceItemAction(const QString &name, ExecuteFunction fun);
33
34 QString name() const noexcept;
35
36 /// Sets the data source item concerned by the action
37 void setDataSourceItem(DataSourceItem *dataSourceItem) noexcept;
38
39 public slots:
40 /// Executes the action
41 void execute();
42
43 private:
44 class DataSourceItemActionPrivate;
45 spimpl::unique_impl_ptr<DataSourceItemActionPrivate> impl;
46 };
47
48 #endif // SCIQLOP_DATASOURCEITEMACTION_H
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@@ -0,0 +1,42
1 #include <DataSource/DataSourceItemAction.h>
2
3 Q_LOGGING_CATEGORY(LOG_DataSourceItemAction, "DataSourceItemAction")
4
5 struct DataSourceItemAction::DataSourceItemActionPrivate {
6 explicit DataSourceItemActionPrivate(const QString &name,
7 DataSourceItemAction::ExecuteFunction fun)
8 : m_Name{name}, m_Fun{std::move(fun)}, m_DataSourceItem{nullptr}
9 {
10 }
11
12 QString m_Name;
13 DataSourceItemAction::ExecuteFunction m_Fun;
14 /// Item associated to the action (can be null, in which case the action will not be executed)
15 DataSourceItem *m_DataSourceItem;
16 };
17
18 DataSourceItemAction::DataSourceItemAction(const QString &name, ExecuteFunction fun)
19 : impl{spimpl::make_unique_impl<DataSourceItemActionPrivate>(name, std::move(fun))}
20 {
21 }
22
23 QString DataSourceItemAction::name() const noexcept
24 {
25 return impl->m_Name;
26 }
27
28 void DataSourceItemAction::setDataSourceItem(DataSourceItem *dataSourceItem) noexcept
29 {
30 impl->m_DataSourceItem = dataSourceItem;
31 }
32
33 void DataSourceItemAction::execute()
34 {
35 if (impl->m_DataSourceItem) {
36 impl->m_Fun(*impl->m_DataSourceItem);
37 }
38 else {
39 qCDebug(LOG_DataSourceItemAction())
40 << tr("Can't execute action : no item has been associated");
41 }
42 }
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@@ -6,6 +6,8
6 #include <QVariant>
6 #include <QVariant>
7 #include <QVector>
7 #include <QVector>
8
8
9 class DataSourceItemAction;
10
9 /**
11 /**
10 * Possible types of an item
12 * Possible types of an item
11 */
13 */
@@ -21,6 +23,16 class DataSourceItem {
21 public:
23 public:
22 explicit DataSourceItem(DataSourceItemType type, QVector<QVariant> data = {});
24 explicit DataSourceItem(DataSourceItemType type, QVector<QVariant> data = {});
23
25
26 /// @return the actions of the item as a vector
27 QVector<DataSourceItemAction *> actions() const noexcept;
28
29 /**
30 * Adds an action to the item. The item takes ownership of the action, and the action is
31 * automatically associated to the item
32 * @param action the action to add
33 */
34 void addAction(std::unique_ptr<DataSourceItemAction> action) noexcept;
35
24 /**
36 /**
25 * Adds a child to the item. The item takes ownership of the child.
37 * Adds a child to the item. The item takes ownership of the child.
26 * @param child the child to add
38 * @param child the child to add
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@@ -1,10 +1,11
1 #include <DataSource/DataSourceItem.h>
1 #include <DataSource/DataSourceItem.h>
2 #include <DataSource/DataSourceItemAction.h>
2
3
3 #include <QVector>
4 #include <QVector>
4
5
5 struct DataSourceItem::DataSourceItemPrivate {
6 struct DataSourceItem::DataSourceItemPrivate {
6 explicit DataSourceItemPrivate(DataSourceItemType type, QVector<QVariant> data)
7 explicit DataSourceItemPrivate(DataSourceItemType type, QVector<QVariant> data)
7 : m_Parent{nullptr}, m_Children{}, m_Type{type}, m_Data{std::move(data)}
8 : m_Parent{nullptr}, m_Children{}, m_Type{type}, m_Data{std::move(data)}, m_Actions{}
8 {
9 {
9 }
10 }
10
11
@@ -12,6 +13,7 struct DataSourceItem::DataSourceItemPrivate {
12 std::vector<std::unique_ptr<DataSourceItem> > m_Children;
13 std::vector<std::unique_ptr<DataSourceItem> > m_Children;
13 DataSourceItemType m_Type;
14 DataSourceItemType m_Type;
14 QVector<QVariant> m_Data;
15 QVector<QVariant> m_Data;
16 std::vector<std::unique_ptr<DataSourceItemAction> > m_Actions;
15 };
17 };
16
18
17 DataSourceItem::DataSourceItem(DataSourceItemType type, QVector<QVariant> data)
19 DataSourceItem::DataSourceItem(DataSourceItemType type, QVector<QVariant> data)
@@ -19,6 +21,22 DataSourceItem::DataSourceItem(DataSourceItemType type, QVector<QVariant> data)
19 {
21 {
20 }
22 }
21
23
24 QVector<DataSourceItemAction *> DataSourceItem::actions() const noexcept
25 {
26 QVector<DataSourceItemAction *> result{};
27
28 std::transform(std::cbegin(impl->m_Actions), std::cend(impl->m_Actions),
29 std::back_inserter(result), [](const auto &action) { return action.get(); });
30
31 return result;
32 }
33
34 void DataSourceItem::addAction(std::unique_ptr<DataSourceItemAction> action) noexcept
35 {
36 action->setDataSourceItem(this);
37 impl->m_Actions.push_back(std::move(action));
38 }
39
22 void DataSourceItem::appendChild(std::unique_ptr<DataSourceItem> child) noexcept
40 void DataSourceItem::appendChild(std::unique_ptr<DataSourceItem> child) noexcept
23 {
41 {
24 child->impl->m_Parent = this;
42 child->impl->m_Parent = this;
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