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333 lines
12 KiB
333 lines
12 KiB
#include "selectiondialog.h" |
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#include <algorithm> |
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namespace sigc { |
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SIGC_FUNCTORS_DEDUCE_RESULT_TYPE_WITH_DECLTYPE |
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} |
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SelectionDialogBase::SelectionDialogBase(Gtk::TextView& text_view, bool popup): text_view(text_view), popup(popup) {} |
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void SelectionDialogBase::init() { |
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if(popup) |
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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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scrolled_window=std::unique_ptr<Gtk::ScrolledWindow>(new Gtk::ScrolledWindow()); |
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list_view_text=std::unique_ptr<Gtk::ListViewText>(new Gtk::ListViewText(1, false, Gtk::SelectionMode::SELECTION_BROWSE)); |
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search_entry=std::unique_ptr<Gtk::Entry>(new Gtk::Entry()); |
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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->set_enable_search(true); |
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list_view_text->set_headers_visible(false); |
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list_view_text->set_hscroll_policy(Gtk::ScrollablePolicy::SCROLL_NATURAL); |
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list_view_text->set_activate_on_single_click(true); |
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list_view_text->set_hover_selection(false); |
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list_view_text->set_rules_hint(true); |
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//list_view_text->set_fixed_height_mode(true); //TODO: This is buggy on OS X, remember to post an issue on GTK+ 3 |
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last_selected=-1; |
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list_view_text->signal_cursor_changed().connect(sigc::mem_fun(*this, &SelectionDialog::cursor_changed), true); |
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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->clear_items(); |
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} |
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void SelectionDialogBase::append(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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scrolled_window->add(*list_view_text); |
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if(popup) |
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window->add(*scrolled_window); |
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else { |
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auto dialog=(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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dialog->set_transient_for((Gtk::Window&)(*text_view.get_toplevel())); |
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} |
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if(rows.size()>0) { |
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list_view_text->get_selection()->select(*list_view_text->get_model()->children().begin()); |
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list_view_text->scroll_to_row(list_view_text->get_selection()->get_selected_rows()[0]); |
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} |
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move(); |
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window->show_all(); |
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search_entry->show(); |
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shown=true; |
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} |
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void SelectionDialogBase::hide() { |
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shown=false; |
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window->hide(); |
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if(tooltips) |
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tooltips->hide(); |
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if(on_hide) |
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on_hide(); |
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} |
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void SelectionDialogBase::cursor_changed() { |
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auto selected=list_view_text->get_selected(); |
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if(selected.size()>0) { |
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if(selected[0]!=last_selected || last_selected==-1) { |
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if(tooltips) |
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tooltips->hide(); |
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auto row = rows.at(list_view_text->get_text(selected[0])); |
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if(row.second.size()>0) { |
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tooltips=std::unique_ptr<Tooltips>(new Tooltips()); |
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auto tooltip_text=row.second; |
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auto get_tooltip_buffer=[this, tooltip_text]() { |
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auto tooltip_buffer=Gtk::TextBuffer::create(text_view.get_buffer()->get_tag_table()); |
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//TODO: Insert newlines to tooltip_text (use 80 chars, then newline?) |
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tooltip_buffer->insert_at_cursor(tooltip_text); |
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return tooltip_buffer; |
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}; |
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tooltips->emplace_back(get_tooltip_buffer, text_view, text_view.get_buffer()->create_mark(start_mark->get_iter()), text_view.get_buffer()->create_mark(text_view.get_buffer()->get_insert()->get_iter())); |
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tooltips->show(true); |
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} |
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} |
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} |
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else if(tooltips) |
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tooltips->hide(); |
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if(selected.size()>0) |
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last_selected=selected[0]; |
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else |
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last_selected=-1; |
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} |
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void SelectionDialogBase::move() { |
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INFO("SelectionDialog set position"); |
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Gdk::Rectangle rectangle; |
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text_view.get_iter_location(start_mark->get_iter(), rectangle); |
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int buffer_x=rectangle.get_x(); |
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int buffer_y=rectangle.get_y()+rectangle.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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INFO("SelectionDialog set size"); |
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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*(int)rows.size(), row_height*10); |
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if(!popup) |
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window_height+=search_entry->get_height(); |
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window->resize(row_width, window_height); |
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} |
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} |
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SelectionDialog::SelectionDialog(Gtk::TextView& text_view) : SelectionDialogBase(text_view, false) {} |
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void SelectionDialog::show() { |
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SelectionDialogBase::show(); |
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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(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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}); |
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search_entry->signal_event().connect([this, search_key, filter_model](GdkEvent* event) { |
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if(event->type==GDK_KEY_PRESS) { |
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auto key=(GdkEventKey*)event; |
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if(key->keyval==GDK_KEY_Down) { |
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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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} |
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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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return true; |
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} |
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if(key->keyval==GDK_KEY_Up) { |
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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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} |
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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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if(on_select && list_view_text->get_selected().size()>0) { |
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auto it=list_view_text->get_selection()->get_selected(); |
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std::string row; |
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it->get_value(0, row); |
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std::string selected = rows.at(row).first; |
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on_select(selected); |
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} |
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window->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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window->hide(); |
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return true; |
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}); |
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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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CompletionDialog::CompletionDialog(Gtk::TextView& text_view) : SelectionDialogBase(text_view, true) {} |
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void CompletionDialog::show() { |
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SelectionDialogBase::show(); |
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show_offset=text_view.get_buffer()->get_insert()->get_iter().get_offset(); |
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list_view_text->signal_row_activated().connect([this](const Gtk::TreeModel::Path& path, Gtk::TreeViewColumn*) { |
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if(shown) { |
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select(); |
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} |
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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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row_in_entry=false; |
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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 selected=list_view_text->get_selected(); |
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std::pair<std::string, std::string> select; |
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if(selected.size()>0) { |
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select = rows.at(list_view_text->get_text(selected[0])); |
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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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text_view.get_buffer()->insert(start_mark->get_iter(), select.first); |
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} |
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if(hide_window) { |
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hide(); |
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char find_char=select.first.back(); |
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if(find_char==')' || find_char=='>') { |
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if(find_char==')') |
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find_char='('; |
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else |
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find_char='<'; |
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size_t pos=select.first.find(find_char); |
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if(pos!=std::string::npos) { |
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auto start_offset=start_mark->get_iter().get_offset()+pos+1; |
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auto end_offset=start_mark->get_iter().get_offset()+select.first.size()-1; |
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if(start_offset!=end_offset) |
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text_view.get_buffer()->select_range(text_view.get_buffer()->get_iter_at_offset(start_offset), text_view.get_buffer()->get_iter_at_offset(end_offset)); |
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} |
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} |
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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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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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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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} |
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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) { |
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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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} |
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select(false); |
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cursor_changed(); |
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return true; |
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} |
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if(key->keyval==GDK_KEY_Up) { |
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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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} |
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select(false); |
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cursor_changed(); |
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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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return false; |
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}
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