64 lines
2.3 KiB
C++
64 lines
2.3 KiB
C++
/* Copyright (C) 2013 Phillip Susi
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GPARTED_PIPECAPTURE_H
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#define GPARTED_PIPECAPTURE_H
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#include <string>
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#include <vector>
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#include <stddef.h> // typedef size_t
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#include <glib.h> // typedef gunichar
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#include <glibmm/ustring.h>
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#include <glibmm/refptr.h>
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#include <glibmm/iochannel.h>
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namespace GParted {
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// captures output pipe of subprocess into a ustring and emits a signal on eof
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class PipeCapture
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{
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public:
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PipeCapture( int fd, Glib::ustring &buffer );
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~PipeCapture();
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void connect_signal();
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sigc::signal<void> signal_eof;
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sigc::signal<void> signal_update;
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private:
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bool OnReadable( Glib::IOCondition condition );
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static gboolean _OnReadable( GIOChannel *source,
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GIOCondition condition,
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gpointer data );
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static void append_unichar_vector_to_utf8( std::string & str,
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const std::vector<gunichar> & ucvec );
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static int utf8_char_length( unsigned char firstbyte );
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Glib::RefPtr<Glib::IOChannel> channel; // Wrapper around fd
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char * readbuf; // Bytes read from IOChannel (fd)
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size_t fill_offset; // Filling offset into readbuf
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std::vector<gunichar> linevec; // Current line stored as UCS-4 characters
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size_t cursor; // Cursor position index into linevec
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std::string capturebuf; // Captured output as UTF-8 characters
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size_t line_start; // Index into bytebuf where current line starts
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Glib::ustring & callerbuf; // Reference to caller supplied buffer
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bool callerbuf_uptodate; // Has capturebuf changed since last copied to callerbuf?
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};
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} // namepace GParted
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#endif /* GPARTED_PIPECAPTURE_H */
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