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Tweak prompt completion behaviour

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Always select the common prefix if we just updated the list of
completions. The previous behaviour was to ignore it if we had
it already typed. Do that only if it was already displayed.
This commit is contained in:
Maxime Coste 2014-06-09 13:44:45 +01:00
parent 052d877ee6
commit cf2609de1c
1 changed files with 7 additions and 1 deletions
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8
src/input_handler.cc
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@ -451,12 +451,14 @@ public:
const bool reverse = (key == Key::BackTab); const bool reverse = (key == Key::BackTab);
CandidateList& candidates = m_completions.candidates; CandidateList& candidates = m_completions.candidates;
// first try, we need to ask our completer for completions // first try, we need to ask our completer for completions
bool updated_completions = false;
if (candidates.empty()) if (candidates.empty())
{ {
refresh_completions(CompletionFlags::None); refresh_completions(CompletionFlags::None);
if (candidates.empty()) if (candidates.empty())
return; return;
updated_completions = true;
} }
bool did_prefix = false; bool did_prefix = false;
if (m_current_completion == -1 and if (m_current_completion == -1 and
@ -481,7 +483,10 @@ public:
m_current_completion = it - candidates.begin(); m_current_completion = it - candidates.begin();
CharCount start = line.char_count_to(m_completions.start); CharCount start = line.char_count_to(m_completions.start);
did_prefix = prefix != line.substr(start, m_line_editor.cursor_pos() - start); // When we just updated completions, select the common
// prefix even if it was the currently entered text.
did_prefix = updated_completions or
prefix != line.substr(start, m_line_editor.cursor_pos() - start);
} }
} }
if (not did_prefix) if (not did_prefix)
@ -545,6 +550,7 @@ private:
{ {
if (not m_completer) if (not m_completer)
return; return;
m_current_completion = -1;
const String& line = m_line_editor.line(); const String& line = m_line_editor.line();
m_completions = m_completer(context(), flags, line, m_completions = m_completer(context(), flags, line,
line.byte_count_to(m_line_editor.cursor_pos())); line.byte_count_to(m_line_editor.cursor_pos()));