mirror of https://gitlab.com/cppit/jucipp
eidheim
8 years ago
14 changed files with 415 additions and 372 deletions
@ -0,0 +1,294 @@ |
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#include "source_base.h" |
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#include "info.h" |
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#include "terminal.h" |
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#include "git.h" |
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#include <fstream> |
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Source::BaseView::BaseView(const boost::filesystem::path &file_path, Glib::RefPtr<Gsv::Language> language): file_path(file_path), language(language), status_diagnostics(0, 0, 0) { |
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boost::system::error_code ec; |
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canonical_file_path=boost::filesystem::canonical(file_path, ec); |
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if(ec) |
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canonical_file_path=file_path; |
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last_write_time=boost::filesystem::last_write_time(file_path, ec); |
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if(ec) |
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last_write_time=static_cast<std::time_t>(-1); |
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signal_focus_in_event().connect([this](GdkEventFocus *event) { |
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check_last_write_time(); |
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return false; |
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}); |
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} |
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bool Source::BaseView::load() { |
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disable_spellcheck=true; |
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get_source_buffer()->begin_not_undoable_action(); |
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bool status=true; |
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if(language) { |
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std::ifstream input(file_path.string(), std::ofstream::binary); |
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if(input) { |
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std::stringstream ss; |
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ss << input.rdbuf(); |
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Glib::ustring ustr=ss.str(); |
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bool valid=true; |
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Glib::ustring::iterator iter; |
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while(!ustr.validate(iter)) { |
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auto next_char_iter=iter; |
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next_char_iter++; |
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ustr.replace(iter, next_char_iter, "?"); |
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valid=false; |
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} |
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if(get_buffer()->size()==0) |
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get_buffer()->insert_at_cursor(ustr); |
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else |
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replace_text(ustr.raw()); |
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if(!valid) |
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Terminal::get().print("Warning: "+file_path.string()+" is not a valid UTF-8 file. Saving might corrupt the file.\n"); |
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} |
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} |
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else { |
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std::ifstream input(file_path.string(), std::ofstream::binary); |
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if(input) { |
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std::stringstream ss; |
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ss << input.rdbuf(); |
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Glib::ustring ustr=ss.str(); |
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bool valid=true; |
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if(ustr.validate()) { |
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if(get_buffer()->size()==0) |
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get_buffer()->insert_at_cursor(ustr); |
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else |
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replace_text(ustr.raw()); |
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} |
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else |
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valid=false; |
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if(!valid) |
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Terminal::get().print("Error: "+file_path.string()+" is not a valid UTF-8 file.\n", true); |
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status=false; |
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} |
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} |
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get_source_buffer()->end_not_undoable_action(); |
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disable_spellcheck=false; |
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boost::system::error_code ec; |
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last_write_time=boost::filesystem::last_write_time(file_path, ec); |
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if(ec) |
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last_write_time=static_cast<std::time_t>(-1); |
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return status; |
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} |
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void Source::BaseView::replace_text(const std::string &new_text) { |
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get_buffer()->begin_user_action(); |
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if(get_buffer()->size()==0) { |
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get_buffer()->insert_at_cursor(new_text); |
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get_buffer()->end_user_action(); |
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return; |
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} |
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else if(new_text.empty()) { |
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get_buffer()->set_text(new_text); |
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get_buffer()->end_user_action(); |
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return; |
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} |
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auto iter=get_buffer()->get_insert()->get_iter(); |
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int cursor_line_nr=iter.get_line(); |
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int cursor_line_offset=iter.ends_line() ? std::numeric_limits<int>::max() : iter.get_line_offset(); |
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std::vector<std::pair<const char*, const char*>> new_lines; |
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const char* line_start=new_text.c_str(); |
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for(size_t i=0;i<new_text.size();++i) { |
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if(new_text[i]=='\n') { |
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new_lines.emplace_back(line_start, &new_text[i]+1); |
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line_start = &new_text[i]+1; |
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} |
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} |
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if(new_text.empty() || new_text.back()!='\n') |
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new_lines.emplace_back(line_start, &new_text[new_text.size()]); |
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try { |
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auto hunks = Git::Repository::Diff::get_hunks(get_buffer()->get_text().raw(), new_text); |
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for(auto it=hunks.rbegin();it!=hunks.rend();++it) { |
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bool place_cursor=false; |
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Gtk::TextIter start; |
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if(it->old_lines.second!=0) { |
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start=get_buffer()->get_iter_at_line(it->old_lines.first-1); |
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auto end=get_buffer()->get_iter_at_line(it->old_lines.first-1+it->old_lines.second); |
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if(cursor_line_nr>=start.get_line() && cursor_line_nr<end.get_line()) { |
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if(it->new_lines.second!=0) { |
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place_cursor = true; |
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int line_diff=cursor_line_nr-start.get_line(); |
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cursor_line_nr+=static_cast<int>(0.5+(static_cast<float>(line_diff)/it->old_lines.second)*it->new_lines.second)-line_diff; |
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} |
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} |
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get_buffer()->erase(start, end); |
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start=get_buffer()->get_iter_at_line(it->old_lines.first-1); |
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} |
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else |
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start=get_buffer()->get_iter_at_line(it->old_lines.first); |
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if(it->new_lines.second!=0) { |
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get_buffer()->insert(start, new_lines[it->new_lines.first-1].first, new_lines[it->new_lines.first-1+it->new_lines.second-1].second); |
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if(place_cursor) |
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place_cursor_at_line_offset(cursor_line_nr, cursor_line_offset); |
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} |
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} |
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} |
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catch(...) { |
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Terminal::get().print("Error: Could not replace text in buffer\n", true); |
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} |
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get_buffer()->end_user_action(); |
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} |
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void Source::BaseView::rename(const boost::filesystem::path &path) { |
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{ |
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std::unique_lock<std::mutex> lock(file_path_mutex); |
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file_path=path; |
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boost::system::error_code ec; |
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canonical_file_path=boost::filesystem::canonical(file_path, ec); |
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if(ec) |
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canonical_file_path=file_path; |
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} |
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if(update_status_file_path) |
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update_status_file_path(this); |
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if(update_tab_label) |
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update_tab_label(this); |
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} |
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Gtk::TextIter Source::BaseView::get_iter_at_line_end(int line_nr) { |
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if(line_nr>=get_buffer()->get_line_count()) |
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return get_buffer()->end(); |
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else if(line_nr+1<get_buffer()->get_line_count()) { |
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auto iter=get_buffer()->get_iter_at_line(line_nr+1); |
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iter.backward_char(); |
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if(!iter.ends_line()) // for CR+LF
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iter.backward_char(); |
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return iter; |
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} |
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else { |
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auto iter=get_buffer()->get_iter_at_line(line_nr); |
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while(!iter.ends_line() && iter.forward_char()) {} |
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return iter; |
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} |
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} |
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Gtk::TextIter Source::BaseView::get_iter_at_line_pos(int line, int pos) { |
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line=std::min(line, get_buffer()->get_line_count()-1); |
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if(line<0) |
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line=0; |
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auto iter=get_iter_at_line_end(line); |
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pos=std::min(pos, iter.get_line_index()); |
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if(pos<0) |
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pos=0; |
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return get_buffer()->get_iter_at_line_index(line, pos); |
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} |
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void Source::BaseView::place_cursor_at_line_pos(int line, int pos) { |
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get_buffer()->place_cursor(get_iter_at_line_pos(line, pos)); |
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} |
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void Source::BaseView::place_cursor_at_line_offset(int line, int offset) { |
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line=std::min(line, get_buffer()->get_line_count()-1); |
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if(line<0) |
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line=0; |
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auto iter=get_iter_at_line_end(line); |
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offset=std::min(offset, iter.get_line_offset()); |
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get_buffer()->place_cursor(get_buffer()->get_iter_at_line_offset(line, offset)); |
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} |
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void Source::BaseView::place_cursor_at_line_index(int line, int index) { |
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line=std::min(line, get_buffer()->get_line_count()-1); |
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if(line<0) |
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line=0; |
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auto iter=get_iter_at_line_end(line); |
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index=std::min(index, iter.get_line_index()); |
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get_buffer()->place_cursor(get_buffer()->get_iter_at_line_index(line, index)); |
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} |
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Gtk::TextIter Source::BaseView::get_smart_home_iter(const Gtk::TextIter &iter) { |
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auto start_line_iter=get_buffer()->get_iter_at_line(iter.get_line()); |
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auto start_sentence_iter=start_line_iter; |
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while(!start_sentence_iter.ends_line() &&
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(*start_sentence_iter==' ' || *start_sentence_iter=='\t') && |
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start_sentence_iter.forward_char()) {} |
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if(iter>start_sentence_iter || iter==start_line_iter) |
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return start_sentence_iter; |
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else |
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return start_line_iter; |
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} |
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Gtk::TextIter Source::BaseView::get_smart_end_iter(const Gtk::TextIter &iter) { |
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auto end_line_iter=get_iter_at_line_end(iter.get_line()); |
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auto end_sentence_iter=end_line_iter; |
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while(!end_sentence_iter.starts_line() &&
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(*end_sentence_iter==' ' || *end_sentence_iter=='\t' || end_sentence_iter.ends_line()) && |
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end_sentence_iter.backward_char()) {} |
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if(!end_sentence_iter.ends_line() && *end_sentence_iter!=' ' && *end_sentence_iter!='\t') |
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end_sentence_iter.forward_char(); |
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if(iter==end_line_iter) |
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return end_sentence_iter; |
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else |
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return end_line_iter; |
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} |
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std::string Source::BaseView::get_line(const Gtk::TextIter &iter) { |
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auto line_start_it = get_buffer()->get_iter_at_line(iter.get_line()); |
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auto line_end_it = get_iter_at_line_end(iter.get_line()); |
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std::string line(get_buffer()->get_text(line_start_it, line_end_it)); |
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return line; |
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} |
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std::string Source::BaseView::get_line(Glib::RefPtr<Gtk::TextBuffer::Mark> mark) { |
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return get_line(mark->get_iter()); |
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} |
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std::string Source::BaseView::get_line(int line_nr) { |
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return get_line(get_buffer()->get_iter_at_line(line_nr)); |
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} |
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std::string Source::BaseView::get_line() { |
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return get_line(get_buffer()->get_insert()); |
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} |
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std::string Source::BaseView::get_line_before(const Gtk::TextIter &iter) { |
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auto line_it = get_buffer()->get_iter_at_line(iter.get_line()); |
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std::string line(get_buffer()->get_text(line_it, iter)); |
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return line; |
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} |
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std::string Source::BaseView::get_line_before(Glib::RefPtr<Gtk::TextBuffer::Mark> mark) { |
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return get_line_before(mark->get_iter()); |
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} |
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std::string Source::BaseView::get_line_before() { |
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return get_line_before(get_buffer()->get_insert()); |
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} |
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Gtk::TextIter Source::BaseView::get_tabs_end_iter(const Gtk::TextIter &iter) { |
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return get_tabs_end_iter(iter.get_line()); |
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} |
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Gtk::TextIter Source::BaseView::get_tabs_end_iter(Glib::RefPtr<Gtk::TextBuffer::Mark> mark) { |
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return get_tabs_end_iter(mark->get_iter()); |
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} |
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Gtk::TextIter Source::BaseView::get_tabs_end_iter(int line_nr) { |
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auto sentence_iter = get_buffer()->get_iter_at_line(line_nr); |
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while((*sentence_iter==' ' || *sentence_iter=='\t') && !sentence_iter.ends_line() && sentence_iter.forward_char()) {} |
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return sentence_iter; |
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} |
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Gtk::TextIter Source::BaseView::get_tabs_end_iter() { |
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return get_tabs_end_iter(get_buffer()->get_insert()); |
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} |
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void Source::BaseView::check_last_write_time() { |
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if(has_focus()) { |
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boost::system::error_code ec; |
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auto last_write_time=boost::filesystem::last_write_time(file_path, ec); |
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if(!ec && this->last_write_time!=static_cast<std::time_t>(-1) && last_write_time!=this->last_write_time) |
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Info::get().print("Caution: " + file_path.filename().string() + " was changed outside of juCi++"); |
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} |
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} |
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@ -0,0 +1,76 @@ |
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#pragma once |
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#include <gtksourceviewmm.h> |
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#include <mutex> |
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#include <boost/filesystem.hpp> |
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namespace Source { |
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class BaseView : public Gsv::View { |
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public: |
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BaseView(const boost::filesystem::path &file_path, Glib::RefPtr<Gsv::Language> language); |
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boost::filesystem::path file_path; |
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boost::filesystem::path canonical_file_path; |
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Glib::RefPtr<Gsv::Language> language; |
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bool load(); |
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/// Set new text more optimally and without unnecessary scrolling
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void replace_text(const std::string &new_text); |
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void rename(const boost::filesystem::path &path); |
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virtual bool save() = 0; |
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virtual void configure() = 0; |
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virtual void hide_tooltips() = 0; |
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virtual void hide_dialogs() = 0; |
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std::function<void(BaseView* view, bool center, bool show_tooltips)> scroll_to_cursor_delayed=[](BaseView* view, bool center, bool show_tooltips) {}; |
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Gtk::TextIter get_iter_at_line_end(int line_nr); |
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/// Safely returns iter at a line at an offset using either byte index or character offset. Defaults to using byte index.
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virtual Gtk::TextIter get_iter_at_line_pos(int line, int pos); |
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/// Safely places cursor at line using get_iter_at_line_pos.
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void place_cursor_at_line_pos(int line, int pos); |
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/// Safely places cursor at line offset
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void place_cursor_at_line_offset(int line, int offset); |
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/// Safely places cursor at line index
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void place_cursor_at_line_index(int line, int index); |
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/// Move iter to line start. Depending on iter position, before or after indentation.
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/// Works with wrapped lines.
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Gtk::TextIter get_smart_home_iter(const Gtk::TextIter &iter); |
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/// Move iter to line end. Depending on iter position, before or after indentation.
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/// Works with wrapped lines.
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/// Note that smart end goes FIRST to end of line to avoid hiding empty chars after expressions.
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Gtk::TextIter get_smart_end_iter(const Gtk::TextIter &iter); |
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std::string get_line(const Gtk::TextIter &iter); |
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std::string get_line(Glib::RefPtr<Gtk::TextBuffer::Mark> mark); |
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std::string get_line(int line_nr); |
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std::string get_line(); |
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std::string get_line_before(const Gtk::TextIter &iter); |
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std::string get_line_before(Glib::RefPtr<Gtk::TextBuffer::Mark> mark); |
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std::string get_line_before(); |
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Gtk::TextIter get_tabs_end_iter(const Gtk::TextIter &iter); |
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Gtk::TextIter get_tabs_end_iter(Glib::RefPtr<Gtk::TextBuffer::Mark> mark); |
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Gtk::TextIter get_tabs_end_iter(int line_nr); |
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Gtk::TextIter get_tabs_end_iter(); |
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std::function<void(BaseView *view)> update_tab_label; |
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std::function<void(BaseView *view)> update_status_location; |
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std::function<void(BaseView *view)> update_status_file_path; |
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std::function<void(BaseView *view)> update_status_diagnostics; |
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std::function<void(BaseView *view)> update_status_state; |
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std::tuple<size_t, size_t, size_t> status_diagnostics; |
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std::string status_state; |
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std::function<void(BaseView *view)> update_status_branch; |
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std::string status_branch; |
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|
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bool disable_spellcheck=false; |
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|
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protected: |
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std::mutex file_path_mutex; |
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std::time_t last_write_time; |
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void check_last_write_time(); |
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}; |
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} |
||||||
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