mirror of
https://github.com/JakubMelka/PDF4QT.git
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108 lines
3.3 KiB
C++
108 lines
3.3 KiB
C++
// Copyright (C) 2020-2021 Jakub Melka
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//
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// This file is part of Pdf4Qt.
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//
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// Pdf4Qt is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// with the written consent of the copyright owner, any later version.
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//
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// Pdf4Qt is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with Pdf4Qt. If not, see <https://www.gnu.org/licenses/>.
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#ifndef PDFADVANCEDFINDWIDGET_H
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#define PDFADVANCEDFINDWIDGET_H
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#include "pdfglobal.h"
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#include "pdfdrawspacecontroller.h"
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#include "pdftextlayout.h"
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#include <QWidget>
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namespace Ui
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{
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class PDFAdvancedFindWidget;
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}
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namespace pdf
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{
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class PDFDocument;
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class PDFDrawWidgetProxy;
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}
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namespace pdfviewer
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{
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class PDFAdvancedFindWidget : public QWidget, public pdf::IDocumentDrawInterface
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{
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Q_OBJECT
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private:
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using BaseClass = QWidget;
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public:
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explicit PDFAdvancedFindWidget(pdf::PDFDrawWidgetProxy* proxy, QWidget* parent = nullptr);
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virtual ~PDFAdvancedFindWidget() override;
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virtual void drawPage(QPainter* painter,
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pdf::PDFInteger pageIndex,
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const pdf::PDFPrecompiledPage* compiledPage,
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pdf::PDFTextLayoutGetter& layoutGetter,
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const QMatrix& pagePointToDevicePointMatrix,
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QList<pdf::PDFRenderError>& errors) const override;
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void setDocument(const pdf::PDFModifiedDocument& document);
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/// Returns selected text items in the table (selected means not all results,
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/// but those, which are selected rows in the result table)
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pdf::PDFTextSelection getSelectedText() const;
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protected:
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virtual void showEvent(QShowEvent* event) override;
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virtual void hideEvent(QHideEvent* event) override;
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private slots:
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void on_searchButton_clicked();
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void onSelectionChanged();
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void onResultItemDoubleClicked(int row, int column);
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void on_clearButton_clicked();
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private:
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void updateUI();
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void updateResultsUI();
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void performSearch();
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pdf::PDFTextSelection getTextSelection() const { return m_textSelection.get(this, &PDFAdvancedFindWidget::getTextSelectionImpl); }
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pdf::PDFTextSelection getTextSelectionImpl() const;
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struct SearchParameters
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{
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QString phrase;
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bool isCaseSensitive = false;
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bool isWholeWordsOnly = false;
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bool isRegularExpression = false;
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bool isDotMatchingEverything = false;
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bool isMultiline = false;
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bool isSearchFinished = false;
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bool isSoftHyphenRemoved = false;
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};
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Ui::PDFAdvancedFindWidget* ui;
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pdf::PDFDrawWidgetProxy* m_proxy;
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const pdf::PDFDocument* m_document;
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SearchParameters m_parameters;
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pdf::PDFFindResults m_findResults;
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mutable pdf::PDFCachedItem<pdf::PDFTextSelection> m_textSelection;
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};
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} // namespace pdfviewer
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#endif // PDFADVANCEDFINDWIDGET_H
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