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#ifndef MODLISTVIEW_H
#define MODLISTVIEW_H
#include <vector>
#include <QLabel>
#include <QTreeView>
#include <QDragEnterEvent>
#include <QLCDNumber>
#include "qtgroupingproxy.h"
#include "viewmarkingscrollbar.h"
#include "modlistsortproxy.h"
namespace Ui { class MainWindow; }
class CategoryFactory;
class FilterList;
class OrganizerCore;
class MainWindow;
class Profile;
class ModListByPriorityProxy;
class ModListViewActions;
class ModListView : public QTreeView
{
Q_OBJECT
public:
// this is a public version of DropIndicatorPosition
enum DropPosition {
OnItem = DropIndicatorPosition::OnItem,
AboveItem = DropIndicatorPosition::AboveItem,
BelowItem = DropIndicatorPosition::BelowItem,
OnViewport = DropIndicatorPosition::OnViewport
};
// indiucate the groupby mode
enum class GroupByMode {
NONE,
SEPARATOR,
CATEGORY,
NEXUS_ID
};
public:
explicit ModListView(QWidget* parent = 0);
void setup(OrganizerCore& core, CategoryFactory& factory, MainWindow* mw, Ui::MainWindow* mwui);
// restore/save the state between session
//
void restoreState(const Settings& s);
void saveState(Settings& s) const;
// set the current profile
//
void setProfile(Profile* profile);
// check if collapsible separators are currently used
//
bool hasCollapsibleSeparators() const;
// the column by which the mod list is currently sorted
//
int sortColumn() const;
// the current group mode
//
GroupByMode groupByMode() const;
// retrieve the actions from the view
//
ModListViewActions& actions() const;
// retrieve the next/previous mod in the current view, the given index
// should be a mod index (not a model row)
//
std::optional<unsigned int> nextMod(unsigned int index) const;
std::optional<unsigned int> prevMod(unsigned int index) const;
// check if the given mod is visible
//
bool isModVisible(unsigned int index) const;
bool isModVisible(ModInfo::Ptr mod) const;
// re-implemented to fix indentation with collapsible separators
//
QRect visualRect(const QModelIndex& index) const override;
// refresh the view (to call when settings have been changed)
//
void refresh();
signals:
void dragEntered(const QMimeData* mimeData);
void dropEntered(const QMimeData* mimeData, DropPosition position);
public slots:
// enable/disable all visible mods
//
void enableAllVisible();
void disableAllVisible();
// set the filter criteria/options for mods
//
void setFilterCriteria(const std::vector<ModListSortProxy::Criteria>& criteria);
void setFilterOptions(ModListSortProxy::FilterMode mode, ModListSortProxy::SeparatorsMode sep);
// update the mod counter
//
void updateModCount();
// refresh the filters
//
void refreshFilters();
protected:
friend class ModListContextMenu;
friend class ModListViewActions;
// map from/to the view indexes to the model
//
QModelIndex indexModelToView(const QModelIndex& index) const;
QModelIndexList indexModelToView(const QModelIndexList& index) const;
QModelIndex indexViewToModel(const QModelIndex& index) const;
QModelIndexList indexViewToModel(const QModelIndexList& index) const;
// returns the next/previous index of the given index
//
QModelIndex nextIndex(const QModelIndex& index) const;
QModelIndex prevIndex(const QModelIndex& index) const;
// re-implemented to fake the return value to allow drag-and-drop on
// itself for separators
//
QModelIndexList selectedIndexes() const;
// drop from external folder
//
void onExternalFolderDropped(const QUrl& url, int priority);
// method to react to various key events
//
bool moveSelection(int key);
bool removeSelection();
bool toggleSelectionState();
void timerEvent(QTimerEvent* event) override;
void dragEnterEvent(QDragEnterEvent* event) override;
void dragMoveEvent(QDragMoveEvent* event) override;
void dropEvent(QDropEvent* event) override;
bool event(QEvent* event) override;
protected slots:
void onCustomContextMenuRequested(const QPoint& pos);
void onDoubleClicked(const QModelIndex& index);
void onSelectionChanged(const QItemSelection& selected, const QItemSelection& deselected);
void onFiltersCriteria(const std::vector<ModListSortProxy::Criteria>& filters);
private:
void onModPrioritiesChanged(std::vector<int> const& indices);
void onModInstalled(const QString& modName);
void onModFilterActive(bool filterActive);
// get/set the selected items on the view, this method return/take indices
// from the mod list model, not the view, so it's safe to restore
//
std::pair<QModelIndex, QModelIndexList> selected() const;
void setSelected(const QModelIndex& current, const QModelIndexList& selected);
// call expand() after fixing the index if it comes from the source
// of the proxy
//
void expandItem(const QModelIndex& index);
// refresh the group-by proxy, if the index is -1 will refresh the
// current one (e.g. when changing the sort column)
//
void updateGroupByProxy(int groupIndex);
// index in the groupby combo
//
enum GroupBy {
NONE = 0,
CATEGORY = 1,
NEXUS_ID = 2
};
private:
struct ModListViewUi
{
// the group by combo box
QComboBox* groupBy;
// the mod counter
QLCDNumber* counter;
// filters related
QLineEdit* filter;
QLabel* currentCategory;
QPushButton* clearFilters;
QComboBox* filterSeparators;
};
OrganizerCore* m_core;
std::unique_ptr<FilterList> m_filters;
CategoryFactory* m_categories;
ModListViewUi ui;
ModListViewActions* m_actions;
ModListSortProxy* m_sortProxy;
ModListByPriorityProxy* m_byPriorityProxy;
QtGroupingProxy* m_byCategoryProxy;
QtGroupingProxy* m_byNexusIdProxy;
ViewMarkingScrollBar* m_scrollbar;
bool m_inDragMoveEvent = false;
// replace the auto-expand timer from QTreeView to avoid
// auto-collapsing
QBasicTimer m_openTimer;
};
#endif // MODLISTVIEW_H
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