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Implement extended arrow key sequences

develop
lethosor 2014-05-25 23:39:34 -04:00
parent 1fcaac9d2e
commit d320fe71d1
1 changed files with 48 additions and 21 deletions
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69
library/Console-darwin.cpp
Unescape Escape View File

@ -305,6 +305,33 @@ namespace DFHack
}
/// beep. maybe?
//void beep (void);
void back_word()
{
if (raw_cursor == 0)
return;
raw_cursor--;
while (raw_cursor > 0 && !isalnum(raw_buffer[raw_cursor]))
raw_cursor--;
while (raw_cursor > 0 && isalnum(raw_buffer[raw_cursor]))
raw_cursor--;
if (!isalnum(raw_buffer[raw_cursor]) && raw_cursor != 0)
raw_cursor++;
prompt_refresh();
}
void forward_word()
{
int len = raw_buffer.size();
if (raw_cursor == len)
return;
raw_cursor++;
while (raw_cursor <= len && !isalnum(raw_buffer[raw_cursor]))
raw_cursor++;
while (raw_cursor <= len && isalnum(raw_buffer[raw_cursor]))
raw_cursor++;
if (raw_cursor > len)
raw_cursor = len;
prompt_refresh();
}
/// A simple line edit (raw mode)
int lineedit(const std::string& prompt, std::string& output, recursive_mutex * lock, CommandHistory & ch)
{
@ -486,30 +513,11 @@ namespace DFHack
lock->lock();
if (seq[0] == 'b')
{
// Back one word
if (raw_cursor == 0)
break;
raw_cursor--;
while (raw_cursor > 0 && !isalnum(raw_buffer[raw_cursor]))
raw_cursor--;
while (raw_cursor > 0 && isalnum(raw_buffer[raw_cursor]))
raw_cursor--;
if (!isalnum(raw_buffer[raw_cursor]))
raw_cursor++;
prompt_refresh();
back_word();
}
else if (seq[0] == 'f')
{
// Forward one word
int len = raw_buffer.size();
if (raw_cursor == len)
break;
raw_cursor++;
while (raw_cursor <= len && !isalnum(raw_buffer[raw_cursor]))
raw_cursor++;
while (raw_cursor <= len && isalnum(raw_buffer[raw_cursor]))
raw_cursor++;
prompt_refresh();
forward_word();
}
else if(seq[0] == '[')
{
@ -577,6 +585,7 @@ namespace DFHack
else if (seq[1] > '0' && seq[1] < '7')
{
// extended escape
unsigned char seq3[3];
lock->unlock();
if(!read_char(seq2))
{
@ -593,6 +602,24 @@ namespace DFHack
prompt_refresh();
}
}
if (!read_char(seq3[0]) || !read_char(seq3[1]))
{
lock->lock();
return -2;
}
if (seq2 == ';')
{
// Format: esc [ n ; n DIRECTION
// Ignore first character (second "n")
if (seq3[1] == 'C')
{
forward_word();
}
else if (seq3[1] == 'D')
{
back_word();
}
}
}
}
break;