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LCL, qt5: fix out of bounds warnings when setting text selection
git-svn-id: trunk@64659 -
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5be7435502
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@ -9918,14 +9918,21 @@ end;
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procedure TQtTextEdit.setSelection(const AStart, ALength: Integer);
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var
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TextCursor: QTextCursorH;
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maxPosition: Integer;
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doc: QTextDocumentH;
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begin
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if AStart >= 0 then
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begin
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TextCursor := QTextCursor_create();
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QTextEdit_textCursor(QTextEditH(Widget), TextCursor);
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doc := QTextCursor_document(Textcursor);
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maxPosition := QTextDocument_characterCount(doc) - 1;
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QTextCursor_clearSelection(TextCursor);
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QTextCursor_setPosition(TextCursor, AStart);
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QTextCursor_setPosition(TextCursor, AStart + ALength, QTextCursorKeepAnchor);
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QTextCursor_setPosition(TextCursor, Min(AStart, maxPosition));
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QTextCursor_setPosition(TextCursor, Min(AStart + ALength, maxPosition), QTextCursorKeepAnchor);
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QTextEdit_setTextCursor(QTextEditH(Widget), TextCursor);
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QTextCursor_destroy(TextCursor);
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end;
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