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Code Issues Releases Wiki Activity

Try to use linereader autocomplete

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This commit is contained in:
King_DuckZ 2016-04-15 15:07:22 +02:00
parent 69590a0267
commit 7515705c05
3 changed files with 48 additions and 4 deletions
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41
src/navigate/linereader.cpp
View file

@ -16,14 +16,53 @@
*/
#include "linereader.hpp"
#include "listdircontent.hpp"
#include <cstdlib>
#include <cstring>
#include <memory>
#include <readline/readline.h>
#include <readline/history.h>
#include <cassert>
#include <ciso646>
namespace din {
LineReader::LineReader() {
namespace {
char* custom_generator (const char* parText, int parState) {
static int list_index, len;
if (not parState) {
list_index = 0;
len = std::strlen(parText);
}
return nullptr;
}
//char* custom_generator (const char* parText, int parState) {
//}
//char** custom_completion (const char* parText, int parStart, int parEnd) {
// char** matches = nullptr;
// if (0 == parStart) {
// matches = rl_completion_matches(const_cast<char*>(parText), &custom_generator);
// }
// else {
// //See the hack described here:
// //http://cc.byexamples.com/2008/06/16/gnu-readline-implement-custom-auto-complete/
// rl_bind_key('\t', &rl_abort);
// }
// return matches;
//}
} //unnamed namespace
LineReader::LineReader (const ListDirContent* parLS) :
m_ls(parLS)
{
assert(m_ls);
//rl_attempted_completion_function = &custom_completion;
rl_completion_entry_function = &custom_generator;
rl_bind_key('\t', &rl_complete);
}
std::string LineReader::read (const std::string& parMessage) {

7
src/navigate/linereader.hpp
View file

@ -21,12 +21,17 @@
#include <string>
namespace din {
class ListDirContent;
class LineReader {
public:
LineReader ( void );
explicit LineReader ( const ListDirContent* parLS );
~LineReader ( void ) noexcept = default;
std::string read ( const std::string& parMessage );
private:
const ListDirContent* m_ls;
};
} //namespace din

4
src/navigate/main.cpp
View file

@ -83,13 +83,13 @@ namespace {
void do_navigation (din::DBSource& parDB) {
const std::string prompt;
din::LineReader lines;
din::ListDirContent ls(&parDB);
din::LineReader lines(&ls);
bool running = true;
std::string curr_line;
din::CommandProcessor proc;
din::GenericPath dir_man;
din::ListDirContent ls(&parDB);
proc.add_command("exit", &on_exit, 0);
proc.add_command("cd", std::function<void(const std::string&)>(std::bind(&din::GenericPath::push_piece, &dir_man, std::placeholders::_1)), 1);
proc.add_command("disconnect", std::function<void()>(std::bind(&din::DBSource::disconnect, &parDB)), 0);