81 lines
1.9 KiB
C++
81 lines
1.9 KiB
C++
#pragma once
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#ifndef TSELECTION_H
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#define TSELECTION_H
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#include "menubarcommand.h"
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#include "tcommon.h"
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#undef DVAPI
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#undef DVVAR
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#ifdef TOONZQT_EXPORTS
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#define DVAPI DV_EXPORT_API
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#define DVVAR DV_EXPORT_VAR
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#else
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#define DVAPI DV_IMPORT_API
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#define DVVAR DV_IMPORT_VAR
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#endif
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class QMenu;
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class QWidget;
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//=============================================================================
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// TSelection
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//-----------------------------------------------------------------------------
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class DVAPI TSelection {
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public:
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class View {
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public:
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virtual ~View(){};
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virtual void onSelectionChanged() = 0;
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virtual void enableCommands() {}
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};
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public:
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TSelection();
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virtual ~TSelection();
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// override this to define selection related commands
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virtual void enableCommands() {
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if (m_view) m_view->enableCommands();
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}
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// call selection handler enableCommand()
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void enableCommand(CommandId cmdId, CommandHandlerInterface *handler);
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// overridden enableCommands() will call enableCommand()
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template <class T>
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inline void enableCommand(T *target, CommandId cmdId, void (T::*method)()) {
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enableCommand(cmdId, new CommandHandlerHelper<T>(target, method));
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}
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template <class T, typename R>
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inline void enableCommand(T *target, CommandId cmdId, void (T::*method)(R),
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R value) {
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enableCommand(cmdId,
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new CommandHandlerHelper2<T, R>(target, method, value));
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}
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void makeCurrent();
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void makeNotCurrent();
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static TSelection *getCurrent();
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static void setCurrent(TSelection *selection);
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virtual bool isEmpty() const = 0;
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virtual void selectNone() = 0;
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virtual bool addMenuActions(QMenu *menu) { return false; }
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void addMenuAction(QMenu *menu, CommandId cmdId);
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void setView(View *view) { m_view = view; }
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View *getView() const { return m_view; }
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void notifyView();
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private:
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View *m_view;
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};
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#endif // TSELECTION_H
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