54 lines
1.3 KiB
C++
54 lines
1.3 KiB
C++
#ifndef HINTED_SPIN_BOX_HPP_
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#define HINTED_SPIN_BOX_HPP_
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#include <vector>
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#include <QSpinBox>
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//
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// HintedSpinBox - QSpinBox refinement with an optional sequence of
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// discrete hints
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//
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// The hint sequence values are used as step values and can
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// optionally define the minimum and maximum value. Intermediate
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// values are allowed but the step up/down arrows and accelerator
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// keys will only use the hints.
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//
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// Ensure that the default minimum and maximum values are sufficient
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// to allow initial initialization if done before the hints are set.
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//
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class HintedSpinBox
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: public QSpinBox
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{
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public:
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typedef std::vector<int> values_type;
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HintedSpinBox (QWidget * parent = nullptr)
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: QSpinBox {parent}
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{
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}
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// Initialize sequence of values allowed.
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//
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// This spin box behaves exactly as a standard QSpinBox if the
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// sequence of values is empty.
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//
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// The minimum and maximum are automatically set to the lowest and
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// highest value provided if required.
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//
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// Returns the previous sequence.
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values_type values (values_type values, bool set_min_max = true);
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// Read access to the values.
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values_type const& values () const {return values_;}
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protected:
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// override the QSpinBox stepping
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void stepBy (int steps) override;
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private:
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std::vector<int> values_;
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};
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#endif
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