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Help: Support loading help page by file path as command line argument

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This commit is contained in:
Brendan Coles 2021-01-03 08:39:46 +00:00 • committed by Andreas Kling
parent 7f7656fe4e
commit bd2a7c414c
2 changed files with 29 additions and 15 deletions
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39
Applications/Help/main.cpp
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@ -88,10 +88,10 @@ int main(int argc, char* argv[])
unveil(nullptr, nullptr);
const char* term_to_search_for_at_launch = nullptr;
const char* start_page = nullptr;
Core::ArgsParser args_parser;
args_parser.add_positional_argument(term_to_search_for_at_launch, "Term to search for at launch", "term", Core::ArgsParser::Required::No);
args_parser.add_positional_argument(start_page, "Page to open at launch", "page", Core::ArgsParser::Required::No);
args_parser.parse(argc, argv);
@ -153,6 +153,7 @@ int main(int argc, char* argv[])
auto open_page = [&](const String& path) {
if (path.is_null()) {
window->set_title("Help");
page_view.load_empty_document();
return;
}
@ -171,19 +172,19 @@ int main(int argc, char* argv[])
html = md_document->render_to_html();
}
page_view.load_html(html, URL::create_with_file_protocol(path));
auto url = URL::create_with_file_protocol(path);
page_view.load_html(html, url);
String page_and_section = model->page_and_section(tree_view.selection().first());
auto tree_view_index = model->index_from_path(path);
if (tree_view_index.has_value())
tree_view.expand_tree(tree_view_index.value().parent());
String page_and_section = model->page_and_section(tree_view_index.value());
window->set_title(String::formatted("{} - Help", page_and_section));
};
tree_view.on_selection_change = [&] {
String path = model->page_path(tree_view.selection().first());
if (path.is_null()) {
page_view.load_empty_document();
window->set_title("Help");
return;
}
history.push(path);
update_actions();
open_page(path);
@ -263,6 +264,7 @@ int main(int argc, char* argv[])
auto go_home_action = GUI::CommonActions::make_go_home_action([&](auto&) {
String path = "/usr/share/man/man7/Help-index.md";
history.push(path);
update_actions();
open_page(path);
});
@ -288,12 +290,19 @@ int main(int argc, char* argv[])
app->set_menubar(move(menubar));
if (term_to_search_for_at_launch) {
left_tab_bar.set_active_widget(&search_view);
search_box.set_text(term_to_search_for_at_launch);
if (auto model = search_list_view.model()) {
auto& search_model = *static_cast<GUI::FilteringProxyModel*>(model);
search_model.set_filter_term(search_box.text());
if (start_page) {
URL url = URL::create_with_url_or_path(start_page);
if (url.is_valid() && url.path().ends_with(".md")) {
history.push(url.path());
update_actions();
open_page(url.path());
} else {
left_tab_bar.set_active_widget(&search_view);
search_box.set_text(start_page);
if (auto model = search_list_view.model()) {
auto& search_model = *static_cast<GUI::FilteringProxyModel*>(model);
search_model.set_filter_term(search_box.text());
}
}
} else {
go_home_action->activate();