show the document path in the document info dialog (#140)

Author: aryanchoudharypro

src/dialogs.cpp

@@ -370,13 +370,14 @@ void bookmark_dialog::on_edit_note(wxCommandEvent&) {
 	bookmark_list->SetString(static_cast<unsigned int>(selection), display_text);
 }
 
-document_info_dialog::document_info_dialog(wxWindow* parent, const document* doc) : dialog(parent, _("Document Info"), dialog_button_config::ok_only) {
+document_info_dialog::document_info_dialog(wxWindow* parent, const document* doc, const wxString& file_path) : dialog(parent, _("Document Info"), dialog_button_config::ok_only) {
 	constexpr int info_width = 600;
 	constexpr int info_height = 400;
 	info_text_ctrl = new wxTextCtrl(this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize(info_width, info_height), wxTE_MULTILINE | wxTE_READONLY);
 	wxString info_text;
 	info_text << _("Title: ") << doc->title << "\n";
 	info_text << _("Author: ") << doc->author << "\n";
+	info_text << _("Path: ") << file_path << "\n";
 	info_text << _("Total number of words: ") << doc->stats.word_count << ".\n";
 	info_text << _("Total number of lines: ") << doc->stats.line_count << ".\n";
 	info_text << _("Total number of characters: ") << doc->stats.char_count << ".\n";

src/dialogs.hpp

@@ -113,7 +113,7 @@ class bookmark_dialog : public dialog {
 
 class document_info_dialog : public dialog {
 public:
-	document_info_dialog(wxWindow* parent, const document* doc);
+	document_info_dialog(wxWindow* parent, const document* doc, const wxString& file_path);
 	~document_info_dialog() = default;
 	document_info_dialog(const document_info_dialog&) = delete;
 	document_info_dialog& operator=(const document_info_dialog&) = delete;

src/document_manager.cpp

@@ -1002,11 +1002,15 @@ void document_manager::show_table_of_contents(wxWindow* parent) const {
 }
 
 void document_manager::show_document_info(wxWindow* parent) const {
-	const document* doc = get_active_document();
+	const document_tab* tab = get_active_tab();
+	if (tab == nullptr) {
+		return;
+	}
+	const document* doc = tab->doc.get();
 	if (doc == nullptr) {
 		return;
 	}
-	document_info_dialog dlg(parent, doc);
+	document_info_dialog dlg(parent, doc, tab->file_path);
 	dlg.ShowModal();
 }