#include "app.hpp"
#include "json_helper.hpp"
+#include "layout.hpp"
#include "util.hpp"
#include "wayland.hpp"
+#include <cstdio>
+#include <memory>
+
#include <cassert>
#include <json-c/json.h>
+#include <fstream>
+#include <json.hpp>
+
namespace wm {
+#ifndef NDEBUG
+#define DB(expr) \
+ do { \
+ std::ostringstream o; \
+ o << __FILE__ << ":" << __LINE__ << ":" << __func__ << ": " << expr; \
+ logdebug(o.str().c_str()); \
+ } while (0)
+#else
+#define DB(expr)
+#endif
+
namespace {
App *g_app;
+
+using json = nlohmann::json;
+
+// We ned to manually unwrap numbers
+template <typename T>
+result<T> get(json const &j) {
+ DB(j);
+ T r;
+ std::istringstream s(j.get<std::string>());
+ s >> r;
+ return !s.eof() || s.fail() ? Err<T>("Could not read int") : Ok(r);
+}
+
+struct wm::area area_from_json(json const &j) {
+ DB(j);
+ return wm::area{
+ j["name"].get<std::string>(),
+ {
+ get<uint32_t>(j["width"]),
+ get<uint32_t>(j["height"]),
+ get<int32_t>(j["x"]),
+ get<int32_t>(j["y"]),
+ },
+ get<uint32_t>(j["zorder"]),
+ };
+}
+
+result<struct layout> layout_from_json(json const &j) {
+ DB(j);
+ auto &ja = j["areas"];
+
+ auto l = wm::layout{j["name"].get<std::string>(), uint32_t(ja.size()), {}};
+
+ if (ja.size() > layout::MAX_N_AREAS) {
+ return Err<struct layout>("Invalid number of areas in layout");
+ }
+
+ logdebug("Loading layout '%s' with %u areas", l.name.c_str(),
+ unsigned(ja.size()));
+
+ std::transform(std::cbegin(ja), std::cend(ja), std::begin(l.areas),
+ area_from_json);
+
+ return Ok(l);
+}
+
+struct result<layouts_type> load_layout(char const *filename) {
+ DB("loading layout from " << filename);
+
+ json jlayouts;
+ std::ifstream i(filename);
+ i >> jlayouts;
+
+ auto layouts = layouts_type();
+ std::transform(std::cbegin(jlayouts), std::cend(jlayouts),
+ std::back_inserter(layouts), layout_from_json);
+
+ return Ok(layouts);
+}
+
} // namespace
-App::App(wl::display *d) : api{this}, display{d}, controller{}, outputs() {
+App::App(wl::display *d)
+ : api{this},
+ display{d},
+ controller{},
+ outputs(),
+ layouts() {
+ // layouts(load_layout("../layout.json").unwrap()) {
assert(g_app == nullptr);
g_app = this;
-}
-App::~App() {
- g_app = nullptr;
+ auto l = load_layout("../layout.json");
+ if (l.is_err()) {
+ DB("Could not load layout: " << l.unwrap_err());
+ }
}
+App::~App() { g_app = nullptr; }
+
int App::init() {
if (!this->display->ok()) {
return -1;