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422 lines
14 KiB
422 lines
14 KiB
#include "selectiondialog.h" |
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#include <algorithm> |
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namespace sigc { |
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#ifndef SIGC_FUNCTORS_DEDUCE_RESULT_TYPE_WITH_DECLTYPE |
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template <typename Functor> |
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struct functor_trait<Functor, false> { |
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typedef decltype (::sigc::mem_fun(std::declval<Functor&>(), |
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&Functor::operator())) _intermediate; |
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typedef typename _intermediate::result_type result_type; |
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typedef Functor functor_type; |
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}; |
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#else |
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SIGC_FUNCTORS_DEDUCE_RESULT_TYPE_WITH_DECLTYPE |
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#endif |
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} |
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ListViewText::ListViewText(bool use_markup) : Gtk::TreeView(), use_markup(use_markup) { |
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list_store = Gtk::ListStore::create(column_record); |
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set_model(list_store); |
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append_column("", cell_renderer); |
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if(use_markup) |
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get_column(0)->add_attribute(cell_renderer.property_markup(), column_record.text); |
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else |
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get_column(0)->add_attribute(cell_renderer.property_text(), column_record.text); |
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get_selection()->set_mode(Gtk::SelectionMode::SELECTION_BROWSE); |
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set_enable_search(true); |
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set_headers_visible(false); |
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set_hscroll_policy(Gtk::ScrollablePolicy::SCROLL_NATURAL); |
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set_activate_on_single_click(true); |
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set_hover_selection(false); |
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set_rules_hint(true); |
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} |
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void ListViewText::append(const std::string& value) { |
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auto new_row=list_store->append(); |
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new_row->set_value(column_record.text, value); |
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} |
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void ListViewText::clear() { |
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unset_model(); |
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list_store.reset(); |
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} |
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SelectionDialogBase::SelectionDialogBase(Gtk::TextView& text_view, Glib::RefPtr<Gtk::TextBuffer::Mark> start_mark, bool show_search_entry, bool use_markup): text_view(text_view), |
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list_view_text(use_markup), start_mark(start_mark), show_search_entry(show_search_entry) { |
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if(!show_search_entry) |
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window=std::unique_ptr<Gtk::Window>(new Gtk::Window(Gtk::WindowType::WINDOW_POPUP)); |
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else |
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window=std::unique_ptr<Gtk::Dialog>(new Gtk::Dialog()); |
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auto g_application=g_application_get_default(); |
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auto gio_application=Glib::wrap(g_application, true); |
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auto application=Glib::RefPtr<Gtk::Application>::cast_static(gio_application); |
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window->set_transient_for(*application->get_active_window()); |
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list_view_text.set_search_entry(search_entry); |
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window->set_default_size(0, 0); |
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window->property_decorated()=false; |
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window->set_skip_taskbar_hint(true); |
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scrolled_window.set_policy(Gtk::PolicyType::POLICY_AUTOMATIC, Gtk::PolicyType::POLICY_AUTOMATIC); |
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list_view_text.signal_realize().connect([this](){ |
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resize(); |
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}); |
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list_view_text.signal_event_after().connect([this](GdkEvent* event){ |
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if(event->type==GDK_KEY_PRESS || event->type==GDK_BUTTON_PRESS) |
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cursor_changed(); |
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}); |
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if(show_search_entry) { |
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search_entry.signal_event_after().connect([this](GdkEvent* event){ |
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if(event->type==GDK_KEY_PRESS || event->type==GDK_BUTTON_PRESS) |
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cursor_changed(); |
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}); |
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} |
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scrolled_window.add(list_view_text); |
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if(!show_search_entry) |
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window->add(scrolled_window); |
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else { |
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auto dialog=static_cast<Gtk::Dialog*>(window.get()); |
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dialog->get_vbox()->pack_start(search_entry, false, false); |
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dialog->get_vbox()->pack_start(scrolled_window, true, true); |
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} |
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} |
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void SelectionDialogBase::cursor_changed() { |
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if(!shown) |
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return; |
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auto it=list_view_text.get_selection()->get_selected(); |
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std::string row; |
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if(it) |
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it->get_value(0, row); |
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if(last_row==row) |
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return; |
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if(on_changed) |
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on_changed(row); |
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last_row=row; |
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} |
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SelectionDialogBase::~SelectionDialogBase() { |
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text_view.get_buffer()->delete_mark(start_mark); |
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} |
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void SelectionDialogBase::add_row(const std::string& row) { |
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list_view_text.append(row); |
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} |
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void SelectionDialogBase::show() { |
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shown=true; |
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move(); |
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window->show_all(); |
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if(list_view_text.get_model()->children().size()>0) { |
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list_view_text.set_cursor(list_view_text.get_model()->get_path(list_view_text.get_model()->children().begin())); |
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cursor_changed(); |
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} |
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} |
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void SelectionDialogBase::hide() { |
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if(!shown) |
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return; |
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shown=false; |
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window->hide(); |
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if(on_hide) |
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on_hide(); |
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list_view_text.clear(); |
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} |
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void SelectionDialogBase::move() { |
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Gdk::Rectangle iter_rect; |
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text_view.get_iter_location(start_mark->get_iter(), iter_rect); |
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Gdk::Rectangle visible_rect; |
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text_view.get_visible_rect(visible_rect); |
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int buffer_x=std::max(iter_rect.get_x(), visible_rect.get_x()); |
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int buffer_y=iter_rect.get_y()+iter_rect.get_height(); |
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int window_x, window_y; |
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text_view.buffer_to_window_coords(Gtk::TextWindowType::TEXT_WINDOW_TEXT, buffer_x, buffer_y, window_x, window_y); |
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int root_x, root_y; |
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text_view.get_window(Gtk::TextWindowType::TEXT_WINDOW_TEXT)->get_root_coords(window_x, window_y, root_x, root_y); |
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window->move(root_x, root_y+1); //TODO: replace 1 with some margin |
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} |
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void SelectionDialogBase::resize() { |
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if(list_view_text.get_realized()) { |
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int row_width=0, row_height; |
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Gdk::Rectangle rect; |
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list_view_text.get_cell_area(list_view_text.get_model()->get_path(list_view_text.get_model()->children().begin()), *(list_view_text.get_column(0)), rect); |
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row_width=rect.get_width(); |
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row_height=rect.get_height(); |
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row_width+=rect.get_x()*2; //TODO: Add correct margin x and y |
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row_height+=rect.get_y()*2; |
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if(row_width>text_view.get_width()/2) |
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row_width=text_view.get_width()/2; |
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else |
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scrolled_window.set_policy(Gtk::PolicyType::POLICY_NEVER, Gtk::PolicyType::POLICY_AUTOMATIC); |
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int window_height=std::min(row_height*static_cast<int>(list_view_text.get_model()->children().size()), row_height*10); |
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if(show_search_entry) |
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window_height+=search_entry.get_height(); |
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window->resize(row_width+1, window_height); |
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} |
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} |
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SelectionDialog::SelectionDialog(Gtk::TextView& text_view, Glib::RefPtr<Gtk::TextBuffer::Mark> start_mark, bool show_search_entry, bool use_markup) : SelectionDialogBase(text_view, start_mark, show_search_entry, use_markup) { |
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std::shared_ptr<std::string> search_key(new std::string()); |
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auto filter_model=Gtk::TreeModelFilter::create(list_view_text.get_model()); |
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filter_model->set_visible_func([this, search_key](const Gtk::TreeModel::const_iterator& iter){ |
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std::string row_lc; |
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iter->get_value(0, row_lc); |
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auto search_key_lc=*search_key; |
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std::transform(row_lc.begin(), row_lc.end(), row_lc.begin(), ::tolower); |
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std::transform(search_key_lc.begin(), search_key_lc.end(), search_key_lc.begin(), ::tolower); |
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if(list_view_text.use_markup) { |
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size_t pos=0; |
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while((pos=row_lc.find('<', pos))!=std::string::npos) { |
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auto pos2=row_lc.find('>', pos+1); |
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row_lc.erase(pos, pos2-pos+1); |
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} |
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search_key_lc=Glib::Markup::escape_text(search_key_lc); |
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} |
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if(row_lc.find(search_key_lc)!=std::string::npos) |
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return true; |
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return false; |
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}); |
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list_view_text.set_model(filter_model); |
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list_view_text.set_search_equal_func([this](const Glib::RefPtr<Gtk::TreeModel>& model, int column, const Glib::ustring& key, const Gtk::TreeModel::iterator& iter) { |
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return false; |
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}); |
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search_entry.signal_changed().connect([this, search_key, filter_model](){ |
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*search_key=search_entry.get_text(); |
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filter_model->refilter(); |
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list_view_text.set_search_entry(search_entry); //TODO:Report the need of this to GTK's git (bug) |
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if(search_key->empty()) { |
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if(list_view_text.get_model()->children().size()>0) |
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list_view_text.set_cursor(list_view_text.get_model()->get_path(list_view_text.get_model()->children().begin())); |
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} |
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}); |
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search_entry.signal_event().connect([this](GdkEvent* event) { |
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if(event->type==GDK_KEY_PRESS) { |
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auto key=reinterpret_cast<GdkEventKey*>(event); |
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if(key->keyval==GDK_KEY_Down && list_view_text.get_model()->children().size()>0) { |
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auto it=list_view_text.get_selection()->get_selected(); |
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if(it) { |
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it++; |
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if(it) |
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list_view_text.set_cursor(list_view_text.get_model()->get_path(it)); |
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} |
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return true; |
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} |
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if(key->keyval==GDK_KEY_Up && list_view_text.get_model()->children().size()>0) { |
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auto it=list_view_text.get_selection()->get_selected(); |
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if(it) { |
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it--; |
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if(it) |
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list_view_text.set_cursor(list_view_text.get_model()->get_path(it)); |
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} |
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return true; |
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} |
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} |
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return false; |
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}); |
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auto activate=[this](){ |
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auto it=list_view_text.get_selection()->get_selected(); |
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if(on_select && it) { |
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std::string row; |
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it->get_value(0, row); |
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on_select(row, true); |
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} |
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hide(); |
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}; |
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search_entry.signal_activate().connect([this, activate](){ |
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activate(); |
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}); |
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list_view_text.signal_row_activated().connect([this, activate](const Gtk::TreeModel::Path& path, Gtk::TreeViewColumn*) { |
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activate(); |
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}); |
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window->signal_focus_out_event().connect([this](GdkEventFocus*){ |
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hide(); |
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return true; |
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}); |
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} |
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bool SelectionDialog::on_key_press(GdkEventKey* key) { |
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if(key->keyval==GDK_KEY_Down && list_view_text.get_model()->children().size()>0) { |
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auto it=list_view_text.get_selection()->get_selected(); |
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if(it) { |
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it++; |
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if(it) |
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list_view_text.set_cursor(list_view_text.get_model()->get_path(it)); |
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} |
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return true; |
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} |
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if(key->keyval==GDK_KEY_Up && list_view_text.get_model()->children().size()>0) { |
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auto it=list_view_text.get_selection()->get_selected(); |
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if(it) { |
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it--; |
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if(it) |
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list_view_text.set_cursor(list_view_text.get_model()->get_path(it)); |
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} |
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return true; |
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} |
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if(key->keyval==GDK_KEY_Return || key->keyval==GDK_KEY_ISO_Left_Tab || key->keyval==GDK_KEY_Tab) { |
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auto it=list_view_text.get_selection()->get_selected(); |
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auto column=list_view_text.get_column(0); |
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list_view_text.row_activated(list_view_text.get_model()->get_path(it), *column); |
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return true; |
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} |
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hide(); |
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if(key->keyval==GDK_KEY_Escape) |
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return true; |
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return false; |
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} |
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CompletionDialog::CompletionDialog(Gtk::TextView& text_view, Glib::RefPtr<Gtk::TextBuffer::Mark> start_mark) : SelectionDialogBase(text_view, start_mark, false, false) { |
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show_offset=text_view.get_buffer()->get_insert()->get_iter().get_offset(); |
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std::shared_ptr<std::string> search_key(new std::string()); |
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auto filter_model=Gtk::TreeModelFilter::create(list_view_text.get_model()); |
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if(show_offset==start_mark->get_iter().get_offset()) { |
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filter_model->set_visible_func([this, search_key](const Gtk::TreeModel::const_iterator& iter){ |
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std::string row_lc; |
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iter->get_value(0, row_lc); |
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auto search_key_lc=*search_key; |
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std::transform(row_lc.begin(), row_lc.end(), row_lc.begin(), ::tolower); |
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std::transform(search_key_lc.begin(), search_key_lc.end(), search_key_lc.begin(), ::tolower); |
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if(row_lc.find(search_key_lc)!=std::string::npos) |
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return true; |
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return false; |
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}); |
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} |
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else { |
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filter_model->set_visible_func([this, search_key](const Gtk::TreeModel::const_iterator& iter){ |
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std::string row; |
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iter->get_value(0, row); |
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if(row.find(*search_key)==0) |
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return true; |
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return false; |
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}); |
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} |
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list_view_text.set_model(filter_model); |
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search_entry.signal_changed().connect([this, search_key, filter_model](){ |
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*search_key=search_entry.get_text(); |
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filter_model->refilter(); |
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list_view_text.set_search_entry(search_entry); //TODO:Report the need of this to GTK's git (bug) |
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}); |
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list_view_text.signal_row_activated().connect([this](const Gtk::TreeModel::Path& path, Gtk::TreeViewColumn*) { |
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select(); |
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}); |
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auto text=text_view.get_buffer()->get_text(start_mark->get_iter(), text_view.get_buffer()->get_insert()->get_iter()); |
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if(text.size()>0) { |
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search_entry.set_text(text); |
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list_view_text.set_search_entry(search_entry); |
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} |
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} |
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void CompletionDialog::select(bool hide_window) { |
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row_in_entry=true; |
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auto it=list_view_text.get_selection()->get_selected(); |
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if(it) { |
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std::string row; |
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it->get_value(0, row); |
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if(on_select) |
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on_select(row, hide_window); |
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} |
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if(hide_window) { |
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hide(); |
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} |
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} |
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bool CompletionDialog::on_key_release(GdkEventKey* key) { |
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if(key->keyval==GDK_KEY_Down || key->keyval==GDK_KEY_Up) |
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return false; |
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if(show_offset>text_view.get_buffer()->get_insert()->get_iter().get_offset()) { |
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hide(); |
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} |
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else { |
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auto text=text_view.get_buffer()->get_text(start_mark->get_iter(), text_view.get_buffer()->get_insert()->get_iter()); |
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search_entry.set_text(text); |
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list_view_text.set_search_entry(search_entry); |
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if(text=="") { |
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if(list_view_text.get_model()->children().size()>0) |
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list_view_text.set_cursor(list_view_text.get_model()->get_path(list_view_text.get_model()->children().begin())); |
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} |
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cursor_changed(); |
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} |
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return false; |
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} |
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bool CompletionDialog::on_key_press(GdkEventKey* key) { |
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if((key->keyval>=GDK_KEY_0 && key->keyval<=GDK_KEY_9) || |
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(key->keyval>=GDK_KEY_A && key->keyval<=GDK_KEY_Z) || |
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(key->keyval>=GDK_KEY_a && key->keyval<=GDK_KEY_z) || |
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key->keyval==GDK_KEY_underscore || key->keyval==GDK_KEY_BackSpace) { |
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if(row_in_entry) { |
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text_view.get_buffer()->erase(start_mark->get_iter(), text_view.get_buffer()->get_insert()->get_iter()); |
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row_in_entry=false; |
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if(key->keyval==GDK_KEY_BackSpace) |
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return true; |
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} |
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return false; |
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} |
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if(key->keyval==GDK_KEY_Shift_L || key->keyval==GDK_KEY_Shift_R || key->keyval==GDK_KEY_Alt_L || key->keyval==GDK_KEY_Alt_R || key->keyval==GDK_KEY_Control_L || key->keyval==GDK_KEY_Control_R || key->keyval==GDK_KEY_Meta_L || key->keyval==GDK_KEY_Meta_R) |
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return false; |
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if(key->keyval==GDK_KEY_Down && list_view_text.get_model()->children().size()>0) { |
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auto it=list_view_text.get_selection()->get_selected(); |
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if(it) { |
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it++; |
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if(it) { |
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list_view_text.set_cursor(list_view_text.get_model()->get_path(it)); |
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cursor_changed(); |
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} |
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} |
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else |
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list_view_text.set_cursor(list_view_text.get_model()->get_path(list_view_text.get_model()->children().begin())); |
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select(false); |
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return true; |
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} |
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if(key->keyval==GDK_KEY_Up && list_view_text.get_model()->children().size()>0) { |
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auto it=list_view_text.get_selection()->get_selected(); |
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if(it) { |
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it--; |
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if(it) { |
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list_view_text.set_cursor(list_view_text.get_model()->get_path(it)); |
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cursor_changed(); |
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} |
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} |
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else { |
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auto last_it=list_view_text.get_model()->children().end(); |
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last_it--; |
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if(last_it) |
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list_view_text.set_cursor(list_view_text.get_model()->get_path(last_it)); |
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} |
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select(false); |
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return true; |
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} |
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if(key->keyval==GDK_KEY_Return || key->keyval==GDK_KEY_ISO_Left_Tab || key->keyval==GDK_KEY_Tab) { |
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select(); |
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return true; |
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} |
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hide(); |
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if(key->keyval==GDK_KEY_Escape) |
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return true; |
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return false; |
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}
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