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jucipp
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Improved clang indentation, further improvements coming soon.

merge-requests/365/head
eidheim 10 years ago
parent
7601e0d646
commit
e81801beb6
2 changed files with 112 additions and 76 deletions
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  1. 183
      src/source.cc
  2. 5
      src/source.h

183
src/source.cc
Unescape View File

@ -525,12 +525,53 @@ string Source::View::get_line_before_insert() {
return line;
}
bool Source::View::find_start_of_sentence(Gtk::TextIter iter, Gtk::TextIter &found_iter) {
int count=0;
while(iter.backward_char()) {
if(*iter=='{' && count==0)
continue;
if(*iter==')' || *iter==']' || *iter=='}')
count++;
else if(*iter=='(' || *iter=='[' || *iter =='{')
count--;
if(iter.ends_line() && count==0) {
found_iter=iter;
found_iter.forward_char();
return true;
}
}
return false;
}
bool Source::View::find_right_bracket_forward(Gtk::TextIter iter, Gtk::TextIter &found_iter) {
int count=0;
bool last_iter_ended_line=iter.ends_line();
while(iter.forward_char()) {
if(*iter=='}') {
if(count==0) {
found_iter=iter;
return true;
}
count--;
}
else if(*iter=='{')
count++;
if(last_iter_ended_line) {
if(*iter!=tab_char && !iter.ends_line())
return false;
}
last_iter_ended_line=iter.ends_line();
}
return false;
}
//Basic indentation
bool Source::View::on_key_press_event(GdkEventKey* key) {
if(spellcheck_suggestions_dialog_shown) {
if(spellcheck_suggestions_dialog->on_key_press(key))
return true;
}
if(key->keyval==GDK_KEY_BackSpace)
last_keyval_is_backspace=true;
else
@ -622,33 +663,16 @@ bool Source::View::on_key_press_event(GdkEventKey* key) {
get_source_buffer()->end_user_action();
return true;
}
//"Smart" backspace key
//"Smart" backspace key TODO: remove commented out lines if this works
else if(key->keyval==GDK_KEY_BackSpace && !get_buffer()->get_has_selection()) {
auto insert_it=get_buffer()->get_insert()->get_iter();
int line_nr=insert_it.get_line();
//int line_nr=insert_it.get_line();
auto line=get_line_before_insert();
std::smatch sm;
if(std::regex_match(line, sm, tabs_regex) && sm[1].str().size()==line.size()) {
if((line_nr-1)>=0) {
string previous_line=get_line(line_nr-1);
std::smatch sm2;
if(std::regex_match(previous_line, sm2, tabs_regex)) {
if(line.size()==sm2[1].str().size() || line.size()==sm2[1].str().size()+tab_size || line.size()==sm2[1].str().size()-tab_size) {
auto previous_line_end_it=insert_it;
if(previous_line_end_it.backward_chars(line.size()+1))
get_source_buffer()->erase(previous_line_end_it, insert_it);
get_source_buffer()->end_user_action();
return true;
}
}
}
if(line.size()>=tab_size) {
auto insert_minus_tab_it=insert_it;
if(tab_size==0 || insert_minus_tab_it.backward_chars(tab_size))
get_source_buffer()->erase(insert_minus_tab_it, insert_it);
get_source_buffer()->end_user_action();
return true;
}
auto line_start_iter=insert_it;
if(line_start_iter.backward_chars(line.size()))
get_buffer()->erase(insert_it, line_start_iter);
}
}
@ -1128,37 +1152,44 @@ bool Source::ClangViewParse::on_key_press_event(GdkEventKey* key) {
//Indent depending on if/else/etc and brackets
if(key->keyval==GDK_KEY_Return) {
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, tabs_regex)) {
if(sm2[1].str()==sm[1].str()+tab) {
get_source_buffer()->insert_at_cursor("\n"+sm[1].str()+tab);
scroll_to(get_source_buffer()->get_insert());
get_source_buffer()->end_user_action();
return true;
auto iter=get_buffer()->get_insert()->get_iter();
Gtk::TextIter found_iter;
if(find_start_of_sentence(iter, found_iter)) {
auto start_line=get_line(found_iter.get_line());
std::smatch sm;
std::string tabs;
if(std::regex_match(start_line, sm, tabs_regex)) {
tabs=sm[1].str();
}
if(iter.backward_char() && *iter=='{') {
auto found_iter=iter;
bool found_right_bracket=find_right_bracket_forward(iter, found_iter);
bool has_bracket=false;
if(found_right_bracket) {
auto line_it = get_source_buffer()->get_iter_at_line(found_iter.get_line());
std::string line(get_source_buffer()->get_text(line_it, found_iter));
if(std::regex_match(line, sm, tabs_regex)) {
if(tabs.size()==sm[1].str().size())
has_bracket=true;
}
}
auto next_char=*get_buffer()->get_insert()->get_iter();
auto next_line_with_end_bracket=sm[1].str()+"}";
if(next_char!='}' && next_line.substr(0, next_line_with_end_bracket.size())!=next_line_with_end_bracket) {
get_source_buffer()->insert_at_cursor("\n"+sm[1].str()+tab+"\n"+sm[1].str()+"}");
if(*get_buffer()->get_insert()->get_iter()=='}') {
get_source_buffer()->insert_at_cursor("\n"+tabs+tab+"\n"+tabs);
auto insert_it = get_source_buffer()->get_insert()->get_iter();
if(insert_it.backward_chars(sm[1].str().size()+2)) {
if(insert_it.backward_chars(tabs.size()+1)) {
scroll_to(get_source_buffer()->get_insert());
get_source_buffer()->place_cursor(insert_it);
}
get_source_buffer()->end_user_action();
return true;
}
else if(next_char=='}') {
get_source_buffer()->insert_at_cursor("\n"+sm[1].str()+tab+"\n"+sm[1].str());
else if(!has_bracket) {
//Insert new lines with bracket end
get_source_buffer()->insert_at_cursor("\n"+tabs+tab+"\n"+tabs+"}");
auto insert_it = get_source_buffer()->get_insert()->get_iter();
if(insert_it.backward_chars(sm[1].str().size()+1)) {
if(insert_it.backward_chars(tabs.size()+2)) {
scroll_to(get_source_buffer()->get_insert());
get_source_buffer()->place_cursor(insert_it);
}
@ -1166,42 +1197,44 @@ bool Source::ClangViewParse::on_key_press_event(GdkEventKey* key) {
return true;
}
else {
get_source_buffer()->insert_at_cursor("\n"+sm[1].str()+tab);
scroll_to(get_source_buffer()->get_insert());
get_source_buffer()->insert_at_cursor("\n"+tabs+tab);
scroll_to(get_buffer()->get_insert());
get_source_buffer()->end_user_action();
return true;
}
}
}
else if(std::regex_match(line, sm, no_bracket_statement_regex)) {
get_source_buffer()->insert_at_cursor("\n"+sm[1].str()+tab);
scroll_to(get_source_buffer()->get_insert());
get_source_buffer()->end_user_action();
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()+tab);
scroll_to(get_source_buffer()->get_insert());
get_source_buffer()->end_user_action();
return true;
}
else if(std::regex_match(line, sm, tabs_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()>=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());
get_source_buffer()->end_user_action();
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());
get_source_buffer()->end_user_action();
return true;
auto line=get_line_before_insert();
if(std::regex_match(line, sm, no_bracket_statement_regex)) {
get_source_buffer()->insert_at_cursor("\n"+tabs+tab);
scroll_to(get_source_buffer()->get_insert());
get_source_buffer()->end_user_action();
return true;
}
else if(std::regex_match(line, sm, no_bracket_no_para_statement_regex)) {
get_source_buffer()->insert_at_cursor("\n"+tabs+tab);
scroll_to(get_source_buffer()->get_insert());
get_source_buffer()->end_user_action();
return true;
}
//Indenting after for instance if(...)\n...;\n
else if(std::regex_match(line, sm, tabs_regex)) {
std::smatch sm2;
size_t line_nr=get_source_buffer()->get_insert()->get_iter().get_line();
if(line_nr>0 && tabs.size()>=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());
get_source_buffer()->end_user_action();
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());
get_source_buffer()->end_user_action();
return true;
}
}
}
}

5
src/source.h
Unescape View File

@ -90,6 +90,9 @@ namespace Source {
std::string get_line(size_t line_number);
std::string get_line_before_insert();
bool find_start_of_sentence(Gtk::TextIter iter, Gtk::TextIter &found_iter);
bool find_right_bracket_forward(Gtk::TextIter iter, Gtk::TextIter &found_iter);
bool on_key_press_event(GdkEventKey* key);
bool on_button_press_event(GdkEventButton *event);
@ -104,7 +107,7 @@ namespace Source {
GtkSourceSearchContext *search_context;
GtkSourceSearchSettings *search_settings;
static void search_occurrences_updated(GtkWidget* widget, GParamSpec* property, gpointer data);
static AspellConfig* spellcheck_config;
AspellCanHaveError *spellcheck_possible_err;
AspellSpeller *spellcheck_checker;

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