author | František Kučera <franta-hg@frantovo.cz> |
Sun, 30 Sep 2018 01:40:29 +0200 | |
branch | v_0 |
changeset 18 | 16784291982f |
parent 13 | c84042d014c9 |
child 20 | b13e7ed9eea3 |
permissions | -rw-r--r-- |
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František Kučera <franta-hg@frantovo.cz>
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#pragma once |
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#include <QObject> |
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#include <relpipe/reader/typedefs.h> |
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#include <relpipe/reader/TypeId.h> |
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#include <relpipe/reader/handlers/RelationalReaderStringHandler.h> |
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#include <relpipe/reader/handlers/AttributeMetadata.h> |
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c84042d014c9
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František Kučera <franta-hg@frantovo.cz>
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using namespace relpipe::reader; |
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using namespace relpipe::reader::handlers; |
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c84042d014c9
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// signal/slot parameters must be declared here and registered with qRegisterMetaType() |
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parents:
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Q_DECLARE_METATYPE(string_t) |
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Q_DECLARE_METATYPE(std::vector<AttributeMetadata>) |
c84042d014c9
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class QtRelationalReaderStringHadler : public QObject, public RelationalReaderStringHadler { |
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Q_OBJECT |
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private: |
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RelationalReaderStringHadler* target; |
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public: |
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QtRelationalReaderStringHadler(QObject* parent, RelationalReaderStringHadler* target) : |
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QObject(parent), target(target) { |
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// see Q_DECLARE_METATYPE above |
c84042d014c9
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qRegisterMetaType<string_t>(); |
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qRegisterMetaType<std::vector < AttributeMetadata >> (); |
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c84042d014c9
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QObject::connect(this, &QtRelationalReaderStringHadler::signal_startRelation, this, &QtRelationalReaderStringHadler::slot_startRelation); |
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QObject::connect(this, &QtRelationalReaderStringHadler::signal_attribute, this, &QtRelationalReaderStringHadler::slot_attribute); |
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QObject::connect(this, &QtRelationalReaderStringHadler::signal_endOfPipe, this, &QtRelationalReaderStringHadler::slot_endOfPipe); |
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} |
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c84042d014c9
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František Kučera <franta-hg@frantovo.cz>
parents:
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virtual ~QtRelationalReaderStringHadler() { |
c84042d014c9
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František Kučera <franta-hg@frantovo.cz>
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} |
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František Kučera <franta-hg@frantovo.cz>
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František Kučera <franta-hg@frantovo.cz>
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virtual void startRelation(string_t name, std::vector<AttributeMetadata> attributes) override { |
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emit signal_startRelation(name, attributes); |
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} |
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c84042d014c9
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virtual void attribute(const string_t& value) override { |
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emit signal_attribute(value); |
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}; |
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virtual void endOfPipe() override { |
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emit signal_endOfPipe(); |
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}; |
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signals: |
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void signal_startRelation(string_t name, std::vector<AttributeMetadata> attributes); |
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void signal_attribute(const string_t& value); |
c84042d014c9
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void signal_endOfPipe(); |
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private slots: |
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16784291982f
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// FIXME: asynchronous signal-slot data passing between two threads |
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void slot_startRelation(string_t name, std::vector<AttributeMetadata> attributes) { |
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target->startRelation(name, attributes); |
c84042d014c9
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}; |
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void slot_attribute(const string_t& value) { |
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target->attribute(value); |
c84042d014c9
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}; |
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parents:
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void slot_endOfPipe() { |
c84042d014c9
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František Kučera <franta-hg@frantovo.cz>
parents:
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target->endOfPipe(); |
c84042d014c9
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František Kučera <franta-hg@frantovo.cz>
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}; |
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František Kučera <franta-hg@frantovo.cz>
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}; |