diff options
Diffstat (limited to 'gui/line_editor.cc')
| -rw-r--r-- | gui/line_editor.cc | 52 |
1 files changed, 49 insertions, 3 deletions
diff --git a/gui/line_editor.cc b/gui/line_editor.cc index 9d9dac25..425f2876 100644 --- a/gui/line_editor.cc +++ b/gui/line_editor.cc @@ -2,6 +2,7 @@ * nextpnr -- Next Generation Place and Route * * Copyright (C) 2018 Miodrag Milanovic <miodrag@symbioticeda.com> + * Copyright (C) 2018 Alex Tsui * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -19,10 +20,14 @@ #include "line_editor.h" #include <QKeyEvent> +#include <QToolTip> +#include "ColumnFormatter.h" +#include "Utils.h" +#include "pyinterpreter.h" NEXTPNR_NAMESPACE_BEGIN -LineEditor::LineEditor(QWidget *parent) : QLineEdit(parent), index(0) +LineEditor::LineEditor(ParseHelper *helper, QWidget *parent) : QLineEdit(parent), index(0), parseHelper(helper) { setContextMenuPolicy(Qt::CustomContextMenu); QAction *clearAction = new QAction("Clear &history", this); @@ -38,10 +43,12 @@ LineEditor::LineEditor(QWidget *parent) : QLineEdit(parent), index(0) void LineEditor::keyPressEvent(QKeyEvent *ev) { + if (ev->key() == Qt::Key_Up || ev->key() == Qt::Key_Down) { + QToolTip::hideText(); if (lines.empty()) return; - + printf("Key_Up\n"); if (ev->key() == Qt::Key_Up) index--; if (ev->key() == Qt::Key_Down) @@ -56,12 +63,21 @@ void LineEditor::keyPressEvent(QKeyEvent *ev) } setText(lines[index]); } else if (ev->key() == Qt::Key_Escape) { + QToolTip::hideText(); clear(); return; + } else if (ev->key() == Qt::Key_Tab) { + autocomplete(); + return; } + QToolTip::hideText(); + QLineEdit::keyPressEvent(ev); } +// This makes TAB work +bool LineEditor::focusNextPrevChild(bool next) { return false; } + void LineEditor::textInserted() { if (lines.empty() || lines.back() != text()) @@ -82,4 +98,34 @@ void LineEditor::clearHistory() clear(); } -NEXTPNR_NAMESPACE_END
\ No newline at end of file +void LineEditor::autocomplete() +{ + QString line = text(); + const std::list<std::string> &suggestions = pyinterpreter_suggest(line.toStdString()); + if (suggestions.size() == 1) { + line = suggestions.back().c_str(); + } else { + // try to complete to longest common prefix + std::string prefix = LongestCommonPrefix(suggestions.begin(), suggestions.end()); + if (prefix.size() > (size_t)line.size()) { + line = prefix.c_str(); + } else { + ColumnFormatter fmt; + fmt.setItems(suggestions.begin(), suggestions.end()); + fmt.format(width() / 5); + QString out = ""; + for (auto &it : fmt.formattedOutput()) { + if (!out.isEmpty()) + out += "\n"; + out += it.c_str(); + } + QToolTip::setFont(font()); + if (!out.trimmed().isEmpty()) + QToolTip::showText(mapToGlobal(QPoint(0, 0)), out); + } + } + // set up the next line on the console + setText(line); +} + +NEXTPNR_NAMESPACE_END |