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jucipp/juci/source.cc

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#include "source.h"
#include "sourcefile.h"
#include <boost/property_tree/json_parser.hpp>
#include <fstream>
#include <boost/timer/timer.hpp>
#include "logging.h"
#include <algorithm>
#include <regex>
#include "selectiondialog.h"
#include "singletons.h"
bool Source::Config::legal_extension(std::string e) const {
std::transform(e.begin(), e.end(),e.begin(), ::tolower);
if (find(extensions.begin(), extensions.end(), e) != extensions.end()) {
DEBUG("Legal extension");
return true;
}
DEBUG("Ilegal extension");
return false;
}
//////////////
//// View ////
//////////////
Source::View::View(const std::string& file_path, const std::string& project_path):
file_path(file_path), project_path(project_path) {
Gsv::init();
set_smart_home_end(Gsv::SMART_HOME_END_BEFORE);
set_show_line_numbers(Singletons::Config::source()->show_line_numbers);
set_highlight_current_line(Singletons::Config::source()->highlight_current_line);
sourcefile s(file_path);
get_source_buffer()->get_undo_manager()->begin_not_undoable_action();
get_source_buffer()->set_text(s.get_content());
get_source_buffer()->get_undo_manager()->end_not_undoable_action();
search_start = search_end = this->get_buffer()->end();
override_font(Pango::FontDescription(Singletons::Config::source()->font));
override_background_color(Gdk::RGBA(Singletons::Config::source()->background));
for (auto &item : Singletons::Config::source()->tags) {
get_source_buffer()->create_tag(item.first)->property_foreground() = item.second;
}
}
string Source::View::get_line(size_t line_number) {
Gtk::TextIter line_it = get_source_buffer()->get_iter_at_line(line_number);
Gtk::TextIter line_end_it = line_it;
while(!line_end_it.ends_line())
line_end_it++;
std::string line(get_source_buffer()->get_text(line_it, line_end_it));
return line;
}
string Source::View::get_line_before_insert() {
Gtk::TextIter insert_it = get_source_buffer()->get_insert()->get_iter();
Gtk::TextIter line_it = get_source_buffer()->get_iter_at_line(insert_it.get_line());
std::string line(get_source_buffer()->get_text(line_it, insert_it));
return line;
}
//Basic indentation
bool Source::View::on_key_press(GdkEventKey* key) {
auto config=Singletons::Config::source();
const std::regex spaces_regex(std::string("^(")+config->tab_char+"*).*$");
//Indent as in next or previous line
if(key->keyval==GDK_KEY_Return && key->state==0) {
int line_nr=get_source_buffer()->get_insert()->get_iter().get_line();
string line(get_line_before_insert());
std::smatch sm;
if(std::regex_match(line, sm, spaces_regex)) {
if((line_nr+1)<get_source_buffer()->get_line_count()) {
string next_line=get_line(line_nr+1);
std::smatch sm2;
if(std::regex_match(next_line, sm2, spaces_regex)) {
if(sm2[1].str().size()>sm[1].str().size()) {
get_source_buffer()->insert_at_cursor("\n"+sm2[1].str());
scroll_to(get_source_buffer()->get_insert());
return true;
}
}
}
get_source_buffer()->insert_at_cursor("\n"+sm[1].str());
scroll_to(get_source_buffer()->get_insert());
return true;
}
}
//Indent right when clicking tab, no matter where in the line the cursor is. Also works on selected text.
else if(key->keyval==GDK_KEY_Tab && key->state==0) {
Gtk::TextIter selection_start, selection_end;
get_source_buffer()->get_selection_bounds(selection_start, selection_end);
int line_start=selection_start.get_line();
int line_end=selection_end.get_line();
for(int line=line_start;line<=line_end;line++) {
Gtk::TextIter line_it = get_source_buffer()->get_iter_at_line(line);
get_source_buffer()->insert(line_it, config->tab);
}
return true;
}
//Indent left when clicking shift-tab, no matter where in the line the cursor is. Also works on selected text.
else if((key->keyval==GDK_KEY_ISO_Left_Tab || key->keyval==GDK_KEY_Tab) && key->state==GDK_SHIFT_MASK) {
Gtk::TextIter selection_start, selection_end;
get_source_buffer()->get_selection_bounds(selection_start, selection_end);
int line_start=selection_start.get_line();
int line_end=selection_end.get_line();
for(int line_nr=line_start;line_nr<=line_end;line_nr++) {
string line=get_line(line_nr);
if(!(line.size()>=config->tab_size && line.substr(0, config->tab_size)==config->tab))
return true;
}
for(int line_nr=line_start;line_nr<=line_end;line_nr++) {
Gtk::TextIter line_it = get_source_buffer()->get_iter_at_line(line_nr);
Gtk::TextIter line_plus_it=line_it;
for(unsigned c=0;c<config->tab_size;c++)
line_plus_it++;
get_source_buffer()->erase(line_it, line_plus_it);
}
return true;
}
//"Smart" backspace key
else if(key->keyval==GDK_KEY_BackSpace) {
Gtk::TextIter insert_it=get_source_buffer()->get_insert()->get_iter();
int line_nr=insert_it.get_line();
if(line_nr>0) {
string line=get_line(line_nr);
string previous_line=get_line(line_nr-1);
smatch sm;
if(std::regex_match(previous_line, sm, spaces_regex)) {
if(line==sm[1] || line==(std::string(sm[1])+config->tab) || (line+config->tab==sm[1])) {
Gtk::TextIter line_it = get_source_buffer()->get_iter_at_line(line_nr);
get_source_buffer()->erase(line_it, insert_it);
}
}
}
}
return false;
}
//////////////////
//// ClangView ///
//////////////////
clang::Index Source::ClangView::clang_index(0, 0);
Source::ClangView::ClangView(const std::string& file_path, const std::string& project_path, Terminal::Controller& terminal):
Source::View(file_path, project_path), terminal(terminal),
parse_thread_go(true), parse_thread_mapped(false), parse_thread_stop(false) {
int start_offset = get_source_buffer()->begin().get_offset();
int end_offset = get_source_buffer()->end().get_offset();
auto buffer_map=get_buffer_map();
//Remove includes for first parse for initial syntax highlighting
auto& str=buffer_map[file_path];
std::size_t pos=0;
while((pos=str.find("#include", pos))!=std::string::npos) {
auto start_pos=pos;
pos=str.find('\n', pos+8);
if(pos==std::string::npos)
break;
if(start_pos==0 || str[start_pos-1]=='\n') {
str.replace(start_pos, pos-start_pos, pos-start_pos, ' ');
}
pos++;
}
init_syntax_highlighting(buffer_map,
start_offset,
end_offset,
&ClangView::clang_index);
update_syntax(extract_tokens(0, get_source_buffer()->get_text().size())); //TODO: replace get_source_buffer()->get_text().size()
//GTK-calls must happen in main thread, so the parse_thread
//sends signals to the main thread that it is to call the following functions:
parse_start.connect([this]{
if(parse_thread_buffer_map_mutex.try_lock()) {
parse_thread_buffer_map=get_buffer_map();
parse_thread_mapped=true;
parse_thread_buffer_map_mutex.unlock();
}
parse_thread_go=true;
});
parsing_in_progress=this->terminal.print_in_progress("Parsing "+file_path);
parse_done.connect([this](){
if(parse_thread_mapped) {
INFO("Updating syntax");
update_syntax(extract_tokens(0, get_source_buffer()->get_text().size()));
update_diagnostics();
update_types();
clang_updated=true;
parsing_in_progress->done("done");
INFO("Syntax updated");
}
else {
parse_thread_go=true;
}
});
parse_thread=std::thread([this]() {
while(true) {
while(!parse_thread_go && !parse_thread_stop)
std::this_thread::sleep_for(std::chrono::milliseconds(10));
if(parse_thread_stop)
break;
if(!parse_thread_mapped) {
parse_thread_go=false;
parse_start();
}
else if (parse_thread_mapped && parsing_mutex.try_lock() && parse_thread_buffer_map_mutex.try_lock()) {
reparse(parse_thread_buffer_map);
parse_thread_go=false;
parsing_mutex.unlock();
parse_thread_buffer_map_mutex.unlock();
parse_done();
}
}
});
get_source_buffer()->signal_changed().connect([this]() {
parse_thread_mapped=false;
clang_updated=false;
parse_thread_go=true;
});
signal_key_press_event().connect(sigc::mem_fun(*this, &Source::ClangView::on_key_press), false);
signal_key_release_event().connect(sigc::mem_fun(*this, &Source::ClangView::on_key_release), false);
signal_motion_notify_event().connect(sigc::mem_fun(*this, &Source::ClangView::clangview_on_motion_notify_event), false);
signal_focus_out_event().connect(sigc::mem_fun(*this, &Source::ClangView::clangview_on_focus_out_event), false);
signal_scroll_event().connect(sigc::mem_fun(*this, &Source::ClangView::clangview_on_scroll_event), false);
get_buffer()->signal_mark_set().connect(sigc::mem_fun(*this, &Source::ClangView::clangview_on_mark_set), false);
}
Source::ClangView::~ClangView() {
//TODO: Is it possible to stop the clang-process in progress?
parsing_in_progress->cancel("canceled");
parse_thread_stop=true;
if(parse_thread.joinable())
parse_thread.join();
parsing_mutex.lock(); //Be sure not to destroy while still parsing with libclang
parsing_mutex.unlock();
}
void Source::ClangView::
init_syntax_highlighting(const std::map<std::string, std::string>
&buffers,
int start_offset,
int end_offset,
clang::Index *index) {
std::vector<string> arguments = get_compilation_commands();
clang_tu = std::unique_ptr<clang::TranslationUnit>(new clang::TranslationUnit(index,
file_path,
arguments,
buffers));
}
std::map<std::string, std::string> Source::ClangView::
get_buffer_map() const {
std::map<std::string, std::string> buffer_map;
buffer_map[file_path]=get_source_buffer()->get_text().raw();
return buffer_map;
}
int Source::ClangView::
reparse(const std::map<std::string, std::string> &buffer) {
return clang_tu->ReparseTranslationUnit(file_path, buffer);
}
std::vector<Source::AutoCompleteData> Source::ClangView::
get_autocomplete_suggestions(int line_number, int column) {
INFO("Getting auto complete suggestions");
std::vector<Source::AutoCompleteData> suggestions;
std::map<std::string, std::string> buffer_map;
buffer_map[file_path]=get_source_buffer()->get_text(get_source_buffer()->begin(), get_source_buffer()->get_insert()->get_iter());
buffer_map[file_path]+="\n";
parsing_mutex.lock();
clang::CodeCompleteResults results(clang_tu.get(),
file_path,
buffer_map,
line_number,
column-1);
for (int i = 0; i < results.size(); i++) {
const vector<clang::CompletionChunk> chunks_ = results.get(i).get_chunks();
std::vector<AutoCompleteChunk> chunks;
for (auto &chunk : chunks_) {
chunks.emplace_back(chunk);
}
suggestions.emplace_back(chunks);
}
parsing_mutex.unlock();
DEBUG("Number of suggestions");
DEBUG_VAR(suggestions.size());
return suggestions;
}
std::vector<std::string> Source::ClangView::
get_compilation_commands() {
clang::CompilationDatabase db(project_path);
clang::CompileCommands commands(file_path, &db);
std::vector<clang::CompileCommand> cmds = commands.get_commands();
std::vector<std::string> arguments;
for (auto &i : cmds) {
std::vector<std::string> lol = i.get_command_as_args();
for (size_t a = 1; a < lol.size()-4; a++) {
arguments.emplace_back(lol[a]);
}
}
if(boost::filesystem::path(file_path).extension()==".h") //TODO: temporary fix for .h-files (parse as c++)
arguments.emplace_back("-xc++");
return arguments;
}
std::vector<Source::Range> Source::ClangView::
extract_tokens(int start_offset, int end_offset) {
std::vector<Source::Range> ranges;
clang::SourceLocation start(clang_tu.get(), file_path, start_offset);
clang::SourceLocation end(clang_tu.get(), file_path, end_offset);
clang::SourceRange range(&start, &end);
clang_tokens=std::unique_ptr<clang::Tokens>(new clang::Tokens(clang_tu.get(), &range));
for (auto &token : *clang_tokens) {
switch (token.kind()) {
case 0: highlight_cursor(&token, &ranges); break; // PunctuationToken
case 1: highlight_token(&token, &ranges, 702); break; // KeywordToken
case 2: highlight_cursor(&token, &ranges); break; // IdentifierToken
case 3: highlight_token(&token, &ranges, 109); break; // LiteralToken
case 4: highlight_token(&token, &ranges, 705); break; // CommentToken
}
}
return ranges;
}
void Source::ClangView::update_syntax(const std::vector<Source::Range> &ranges) {
if (ranges.empty() || ranges.size() == 0) {
return;
}
auto buffer = get_source_buffer();
buffer->remove_all_tags(buffer->begin(), buffer->end());
for (auto &range : ranges) {
std::string type = std::to_string(range.kind);
try {
Singletons::Config::source()->types.at(type);
} catch (std::exception) {
continue;
}
int linum_start = range.start.line_number-1;
int linum_end = range.end.line_number-1;
int begin = range.start.column_offset-1;
int end = range.end.column_offset-1;
if (end < 0) end = 0;
if (begin < 0) begin = 0;
Gtk::TextIter begin_iter =
buffer->get_iter_at_line_offset(linum_start, begin);
Gtk::TextIter end_iter =
buffer->get_iter_at_line_offset(linum_end, end);
buffer->apply_tag_by_name(Singletons::Config::source()->types.at(type),
begin_iter, end_iter);
}
}
void Source::ClangView::update_diagnostics() {
diagnostic_tooltips.clear();
clang_tu->update_diagnostics();
for(size_t c=0;c<clang_tu->diagnostics.size();c++) {
if(clang_tu->diagnostics[c].path==file_path) {
auto start=get_buffer()->get_iter_at_offset(clang_tu->diagnostics[c].start_location.offset);
auto end=get_buffer()->get_iter_at_offset(clang_tu->diagnostics[c].end_location.offset);
std::string diagnostic_tag_name;
if(clang_tu->diagnostics[c].severity<=CXDiagnostic_Warning)
diagnostic_tag_name="diagnostic_warning";
else
diagnostic_tag_name="diagnostic_error";
auto get_tooltip_buffer=[this, c, diagnostic_tag_name]() {
auto tooltip_buffer=Gtk::TextBuffer::create(get_buffer()->get_tag_table());
tooltip_buffer->insert_with_tag(tooltip_buffer->get_insert()->get_iter(), clang_tu->diagnostics[c].severity_spelling, diagnostic_tag_name);
tooltip_buffer->insert_at_cursor(":\n"+clang_tu->diagnostics[c].spelling);
//TODO: Insert newlines to clang_tu->diagnostics[c].spelling (use 80 chars, then newline?)
return tooltip_buffer;
};
diagnostic_tooltips.emplace_back(get_tooltip_buffer, *this, get_buffer()->create_mark(start), get_buffer()->create_mark(end));
auto tag=get_buffer()->create_tag();
tag->property_underline()=Pango::Underline::UNDERLINE_ERROR;
auto tag_class=G_OBJECT_GET_CLASS(tag->gobj()); //For older GTK+ 3 versions:
auto param_spec=g_object_class_find_property(tag_class, "underline-rgba");
if(param_spec!=NULL) {
auto diagnostic_tag=get_buffer()->get_tag_table()->lookup(diagnostic_tag_name);
if(diagnostic_tag!=0)
tag->set_property("underline-rgba", diagnostic_tag->property_foreground_rgba().get_value());
}
get_buffer()->apply_tag(tag, start, end);
}
}
}
void Source::ClangView::update_types() {
type_tooltips.clear();
clang_tokens->update_types(clang_tu.get());
for(size_t c=0;c<clang_tokens->size();c++) {
if((*clang_tokens)[c].type!="") {
clang::SourceRange range(clang_tu.get(), &((*clang_tokens)[c]));
clang::SourceLocation start(&range, true);
clang::SourceLocation end(&range, false);
std::string path;
unsigned start_offset, end_offset;
start.get_location_info(&path, NULL, NULL, &start_offset);
end.get_location_info(NULL, NULL, NULL, &end_offset);
if(path==file_path) {
auto start=get_buffer()->get_iter_at_offset(start_offset);
auto end=get_buffer()->get_iter_at_offset(end_offset);
auto get_tooltip_buffer=[this, c]() {
auto tooltip_buffer=Gtk::TextBuffer::create(get_buffer()->get_tag_table());
tooltip_buffer->insert_at_cursor("Type: "+(*clang_tokens)[c].type);
auto brief_comment=clang_tokens->get_brief_comment(c);
if(brief_comment!="")
tooltip_buffer->insert_at_cursor("\n\n"+brief_comment);
return tooltip_buffer;
};
type_tooltips.emplace_back(get_tooltip_buffer, *this, get_buffer()->create_mark(start), get_buffer()->create_mark(end));
}
}
}
}
bool Source::ClangView::clangview_on_motion_notify_event(GdkEventMotion* event) {
if(clang_updated) {
Gdk::Rectangle rectangle(event->x, event->y, 1, 1);
diagnostic_tooltips.init();
type_tooltips.show(rectangle);
diagnostic_tooltips.show(rectangle);
}
else {
type_tooltips.hide();
diagnostic_tooltips.hide();
}
return false;
}
void Source::ClangView::clangview_on_mark_set(const Gtk::TextBuffer::iterator& iterator, const Glib::RefPtr<Gtk::TextBuffer::Mark>& mark) {
if(mark->get_name()=="insert") {
if(clang_updated) {
Gdk::Rectangle rectangle;
get_iter_location(iterator, rectangle);
int location_window_x, location_window_y;
buffer_to_window_coords(Gtk::TextWindowType::TEXT_WINDOW_TEXT, rectangle.get_x(), rectangle.get_y(), location_window_x, location_window_y);
rectangle.set_x(location_window_x-2);
rectangle.set_y(location_window_y);
rectangle.set_width(4);
diagnostic_tooltips.init();
type_tooltips.show(rectangle);
diagnostic_tooltips.show(rectangle);
}
else {
type_tooltips.hide();
diagnostic_tooltips.hide();
}
}
}
bool Source::ClangView::clangview_on_focus_out_event(GdkEventFocus* event) {
type_tooltips.hide();
diagnostic_tooltips.hide();
return false;
}
bool Source::ClangView::clangview_on_scroll_event(GdkEventScroll* event) {
type_tooltips.hide();
diagnostic_tooltips.hide();
return false;
}
void Source::ClangView::
highlight_cursor(clang::Token *token,
std::vector<Source::Range> *source_ranges) {
clang::SourceLocation location = token->get_source_location(clang_tu.get());
clang::Cursor cursor(clang_tu.get(), &location);
clang::SourceRange range(&cursor);
clang::SourceLocation begin(&range, true);
clang::SourceLocation end(&range, false);
unsigned begin_line_num, begin_offset, end_line_num, end_offset;
begin.get_location_info(NULL, &begin_line_num, &begin_offset, NULL);
end.get_location_info(NULL, &end_line_num, &end_offset, NULL);
source_ranges->emplace_back(Source::Location(begin_line_num,
begin_offset),
Source::Location(end_line_num,
end_offset), (int) cursor.kind());
}
void Source::ClangView::
highlight_token(clang::Token *token,
std::vector<Source::Range> *source_ranges,
int token_kind) {
clang::SourceRange range = token->get_source_range(clang_tu.get());
unsigned begin_line_num, begin_offset, end_line_num, end_offset;
clang::SourceLocation begin(&range, true);
clang::SourceLocation end(&range, false);
begin.get_location_info(NULL, &begin_line_num, &begin_offset, NULL);
end.get_location_info(NULL, &end_line_num, &end_offset, NULL);
source_ranges->emplace_back(Source::Location(begin_line_num,
begin_offset),
Source::Location(end_line_num,
end_offset), token_kind);
}
bool Source::ClangView::on_key_release(GdkEventKey* key) {
INFO("Source::ClangView::on_key_release getting iters");
// Get function to fill popup with suggests item vector under is for testing
Gtk::TextIter beg = get_source_buffer()->get_insert()->get_iter();
Gtk::TextIter end = get_source_buffer()->get_insert()->get_iter();
Gtk::TextIter tmp = get_source_buffer()->get_insert()->get_iter();
Gtk::TextIter tmp1 = get_source_buffer()->get_insert()->get_iter();
Gtk::TextIter line = get_source_buffer()->get_iter_at_line(tmp.get_line());
if (end.backward_char() && end.backward_char()) {
bool illegal_chars =
end.backward_search("\"", Gtk::TEXT_SEARCH_VISIBLE_ONLY, tmp, tmp1, line)
||
end.backward_search("//", Gtk::TEXT_SEARCH_VISIBLE_ONLY, tmp, tmp1, line);
INFO("Source::ClangView::on_key_release checking key->keyval");
if (illegal_chars) {
return false;
}
std::string c = get_source_buffer()->get_text(end, beg);
switch (key->keyval) {
case 46:
break;
case 58:
if (c != "::") return false;
break;
case 60:
if (c != "->") return false;
break;
case 62:
if (c != "->") return false;
break;
default:
return false;
}
} else {
return false;
}
INFO("Source::ClangView::on_key_release getting autocompletions");
std::vector<Source::AutoCompleteData> acdata=get_autocomplete_suggestions(beg.get_line()+1,
beg.get_line_offset()+2);
std::map<std::string, std::string> rows;
for (auto &data : acdata) {
std::stringstream ss;
std::string return_value;
for (auto &chunk : data.chunks) {
switch (chunk.kind) {
case clang::CompletionChunk_ResultType:
return_value = chunk.chunk;
break;
case clang::CompletionChunk_Informative: break;
default: ss << chunk.chunk; break;
}
}
if (ss.str().length() > 0) { // if length is 0 the result is empty
rows[ss.str() + " --> " + return_value] = ss.str();
}
}
if (rows.empty()) {
rows["No suggestions found..."] = "";
}
SelectionDialog selection_dialog(*this);
selection_dialog.on_select=[this, &rows](Gtk::ListViewText& list_view_text){
std::string selected = rows.at(list_view_text.get_text(list_view_text.get_selected()[0]));
get_source_buffer()->insert_at_cursor(selected);
};
selection_dialog.show(rows);
return true;
}
//Clang indentation
//TODO: replace indentation methods with a better implementation or maybe use libclang
bool Source::ClangView::on_key_press(GdkEventKey* key) {
auto config=Singletons::Config::source();
const std::regex bracket_regex(std::string("^(")+config->tab_char+"*).*\\{ *$");
const std::regex no_bracket_statement_regex(std::string("^(")+config->tab_char+"*)(if|for|else if|catch|while) *\\(.*[^;}] *$");
const std::regex no_bracket_no_para_statement_regex(std::string("^(")+config->tab_char+"*)(else|try|do) *$");
const std::regex spaces_regex(std::string("^(")+config->tab_char+"*).*$");
//Indent depending on if/else/etc and brackets
if(key->keyval==GDK_KEY_Return && key->state==0) {
string line(get_line_before_insert());
std::smatch sm;
if(std::regex_match(line, sm, bracket_regex)) {
int line_nr=get_source_buffer()->get_insert()->get_iter().get_line();
if((line_nr+1)<get_source_buffer()->get_line_count()) {
string next_line=get_line(line_nr+1);
std::smatch sm2;
if(std::regex_match(next_line, sm2, spaces_regex)) {
if(sm2[1].str()==sm[1].str()+config->tab) {
get_source_buffer()->insert_at_cursor("\n"+sm[1].str()+config->tab);
scroll_to(get_source_buffer()->get_insert());
return true;
}
}
}
get_source_buffer()->insert_at_cursor("\n"+sm[1].str()+config->tab+"\n"+sm[1].str()+"}");
auto insert_it = get_source_buffer()->get_insert()->get_iter();
for(size_t c=0;c<config->tab_size+sm[1].str().size();c++)
insert_it--;
scroll_to(get_source_buffer()->get_insert());
get_source_buffer()->place_cursor(insert_it);
return true;
}
else if(std::regex_match(line, sm, no_bracket_statement_regex)) {
get_source_buffer()->insert_at_cursor("\n"+sm[1].str()+config->tab);
scroll_to(get_source_buffer()->get_insert());
return true;
}
else if(std::regex_match(line, sm, no_bracket_no_para_statement_regex)) {
get_source_buffer()->insert_at_cursor("\n"+sm[1].str()+config->tab);
scroll_to(get_source_buffer()->get_insert());
return true;
}
else if(std::regex_match(line, sm, spaces_regex)) {
std::smatch sm2;
size_t line_nr=get_source_buffer()->get_insert()->get_iter().get_line();
if(line_nr>0 && sm[1].str().size()>=config->tab_size) {
string previous_line=get_line(line_nr-1);
if(!std::regex_match(previous_line, sm2, bracket_regex)) {
if(std::regex_match(previous_line, sm2, no_bracket_statement_regex)) {
get_source_buffer()->insert_at_cursor("\n"+sm2[1].str());
scroll_to(get_source_buffer()->get_insert());
return true;
}
else if(std::regex_match(previous_line, sm2, no_bracket_no_para_statement_regex)) {
get_source_buffer()->insert_at_cursor("\n"+sm2[1].str());
scroll_to(get_source_buffer()->get_insert());
return true;
}
}
}
}
}
//Indent left when writing } on a new line
else if(key->keyval==GDK_KEY_braceright) {
string line=get_line_before_insert();
if(line.size()>=config->tab_size) {
for(auto c: line) {
if(c!=config->tab_char)
return false;
}
Gtk::TextIter insert_it = get_source_buffer()->get_insert()->get_iter();
Gtk::TextIter line_it = get_source_buffer()->get_iter_at_line(insert_it.get_line());
Gtk::TextIter line_plus_it=line_it;
for(unsigned c=0;c<config->tab_size;c++)
line_plus_it++;
get_source_buffer()->erase(line_it, line_plus_it);
}
return false;
}
return Source::View::on_key_press(key);
}
////////////////////
//// Controller ////
////////////////////
// Source::Controller::Controller()
// Constructor for Controller
Source::Controller::Controller(const std::string& file_path, std::string project_path, Terminal::Controller& terminal) {
if(project_path=="") {
project_path=boost::filesystem::path(file_path).parent_path().string();
}
if (Singletons::Config::source()->legal_extension(file_path.substr(file_path.find_last_of(".") + 1)))
view=std::unique_ptr<View>(new ClangView(file_path, project_path, terminal));
else
view=std::unique_ptr<View>(new GenericView(file_path, project_path));
INFO("Source Controller with childs constructed");
}
Glib::RefPtr<Gsv::Buffer> Source::Controller::buffer() {
return view->get_source_buffer();
}