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901c477705
1. Highlight current line; 2. Highlight selected word; 3. Highlight searched word; Signed-off-by: Le Tan <tamlokveer@gmail.com>
90 lines
2.5 KiB
C++
90 lines
2.5 KiB
C++
#ifndef VEDIT_H
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#define VEDIT_H
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#include <QTextEdit>
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#include <QString>
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#include <QPointer>
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#include <QVector>
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#include <QList>
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#include <QColor>
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#include "vconstants.h"
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#include "vtoc.h"
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#include "vfile.h"
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class VEditOperations;
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class QLabel;
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class QTimer;
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enum class SelectionId {
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CurrentLine = 0,
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SelectedWord,
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SearchedKeyword,
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MaxSelection
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};
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class VEdit : public QTextEdit
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{
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Q_OBJECT
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public:
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VEdit(VFile *p_file, QWidget *p_parent = 0);
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virtual ~VEdit();
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virtual void beginEdit();
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virtual void endEdit();
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// Save buffer content to VFile.
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virtual void saveFile();
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virtual void setModified(bool p_modified);
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bool isModified() const;
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virtual void reloadFile();
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virtual void scrollToLine(int p_lineNumber);
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// User requests to insert an image.
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virtual void insertImage();
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bool findTextHelper(const QString &p_text, uint p_options,
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bool p_forward, bool &p_wrapped);
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bool peekText(const QString &p_text, uint p_options);
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bool findText(const QString &p_text, uint p_options, bool p_forward);
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void replaceText(const QString &p_text, uint p_options,
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const QString &p_replaceText, bool p_findNext);
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void replaceTextAll(const QString &p_text, uint p_options,
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const QString &p_replaceText);
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void setReadOnly(bool p_ro);
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void clearSearchedWordHighlight();
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private slots:
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void labelTimerTimeout();
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void triggerHighlightSelectedWord();
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void highlightSelectedWord();
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protected slots:
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virtual void highlightCurrentLine();
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protected:
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QPointer<VFile> m_file;
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VEditOperations *m_editOps;
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QColor m_cursorLineColor;
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virtual void updateFontAndPalette();
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private:
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QLabel *m_wrapLabel;
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QTimer *m_labelTimer;
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// highlightExtraSelections() will highlight these selections.
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// Selections are indexed by SelectionId.
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QVector<QList<QTextEdit::ExtraSelection> > m_extraSelections;
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QTimer *m_selectedWordTimer;
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QColor m_selectedWordColor;
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QColor m_searchedWordColor;
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void showWrapLabel();
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void highlightExtraSelections();
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// Find all the occurences of @p_text.
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QList<QTextCursor> findTextAll(const QString &p_text, uint p_options);
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void highlightTextAll(const QString &p_text, uint p_options,
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SelectionId p_id, QTextCharFormat p_format);
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void highlightSearchedWord(const QString &p_text, uint p_options);
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bool wordInSearchedSelection(const QString &p_text);
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};
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#endif // VEDIT_H
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