deploy: a3103f5cd4

examples/index.mjs

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+import xterm             from 'https://cdn.jsdelivr.net/npm/xterm@4.18.0/+esm'
+import xterm_addon_webgl from 'https://cdn.jsdelivr.net/npm/xterm-addon-webgl@0.11.4/+esm'
+import xterm_addon_fit   from 'https://cdn.jsdelivr.net/npm/xterm-addon-fit@0.5.0/+esm'
+
+// Add COOP/COEP via a ServiceWorker to use SharedArrayBuffer
+if ("serviceWorker" in navigator && !window.crossOriginIsolated) {
+  const url_sw = new URL("./sw.js", location.href);
+  const registration = await navigator.serviceWorker.register(url_sw);
+  window.location.reload(); // Reload to ensure the COOP/COEP headers are set.
+}
+
+const example_list = "component/button;component/button_animated;component/button_in_frame;component/button_style;component/canvas_animated;component/checkbox;component/checkbox_in_frame;component/collapsible;component/composition;component/custom_loop;component/dropdown;component/dropdown_custom;component/flexbox_gallery;component/focus;component/focus_cursor;component/gallery;component/homescreen;component/input;component/input_in_frame;component/input_style;component/linear_gradient_gallery;component/maybe;component/menu;component/menu2;component/menu_entries;component/menu_entries_animated;component/menu_in_frame;component/menu_in_frame_horizontal;component/menu_multiple;component/menu_style;component/menu_underline_animated_gallery;component/modal_dialog;component/modal_dialog_custom;component/nested_screen;component/print_key_press;component/radiobox;component/radiobox_in_frame;component/renderer;component/resizable_split;component/scrollbar;component/selection;component/slider;component/slider_direction;component/slider_rgb;component/tab_horizontal;component/tab_vertical;component/textarea;component/toggle;component/window;component/with_restored_io;dom/border;dom/border_colored;dom/border_style;dom/canvas;dom/color_gallery;dom/color_info_palette256;dom/color_truecolor_HSV;dom/color_truecolor_RGB;dom/dbox;dom/gauge;dom/gauge_direction;dom/graph;dom/gridbox;dom/hflow;dom/html_like;dom/linear_gradient;dom/package_manager;dom/paragraph;dom/separator;dom/separator_style;dom/size;dom/spinner;dom/style_blink;dom/style_bold;dom/style_color;dom/style_dim;dom/style_gallery;dom/style_hyperlink;dom/style_inverted;dom/style_italic;dom/style_strikethrough;dom/style_underlined;dom/style_underlined_double;dom/table;dom/vbox_hbox;dom/vflow".split(";");
+const url_search_params = new URLSearchParams(window.location.search);
+
+const select = document.getElementById("selectExample"); 
+for(const example of example_list) {
+  const option = document.createElement("option");
+  option.textContent = example;
+  option.value = example;
+  select.appendChild(option);
+}
+const example = url_search_params.get("file") || "dom/color_gallery";
+select.selectedIndex = example_list.findIndex(path => path == example) || 0;
+select.addEventListener("change", () => {
+  history.pushState({}, "", "?file=" + example_list[select.selectedIndex]);
+  location.reload();
+});
+
+const term_element = document.querySelector('#terminal');
+const term = new xterm.Terminal();
+term.options.scrollback = 0;
+term.open(term_element);
+const fit_addon = new xterm_addon_fit.FitAddon();
+const webgl_addon = new xterm_addon_webgl.WebglAddon();
+term.loadAddon(webgl_addon);
+term.loadAddon(fit_addon);
+
+const stdin_buffer = [];
+const stdout_buffer = [];
+const stderr_buffer = [];
+
+const stdin = () => {
+  return stdin_buffer.shift() || 0;
+}
+
+const stdout = code => {
+  if (code == 0) {
+    term.write(new Uint8Array(stdout_buffer));
+    stdout_buffer.length = 0;
+  } else {
+    stdout_buffer.push(code)
+  }
+}
+
+const stderr = code => {
+  if (code == 0 || code == 10) {
+    console.error(String.fromCodePoint(...stderr_buffer));
+    stderr_buffer.length = 0;
+  } else {
+    stderr_buffer.push(code)
+  }
+}
+
+const onBinary = e => {
+  for(const c of e)
+    stdin_buffer.push(c.charCodeAt(0));
+}
+
+term.onBinary(onBinary);
+term.onData(onBinary)
+term.resize(140,43);
+
+window.Module = {
+  preRun: () => {
+    FS.init(stdin, stdout, stderr);
+  },
+  postRun: [],
+  onRuntimeInitialized: () => {
+    if (window.Module._ftxui_on_resize == undefined)
+      return;
+    fit_addon.fit();
+
+    const resize_handler = () => {
+      const {cols, rows} = fit_addon.proposeDimensions();
+      term.resize(cols, rows);
+      window.Module._ftxui_on_resize(cols, rows);
+      fit_addon.fit();
+    };
+    const resize_observer = new ResizeObserver(resize_handler);
+    resize_observer.observe(term_element);
+    resize_handler();
+  },
+};
+
+const source = document.querySelector("#source");
+source.href = "https://github.com/ArthurSonzogni/FTXUI/blob/main/examples/" + example + ".cpp";
+
+const words = example.split('/')
+words[1] = "ftxui_example_" + words[1] + ".js"
+document.querySelector("#example_script").src = words.join('/');
+
+
+// Table of Contents (TOC) for quick navigation.
+
+// Get select element
+const selectEl = document.querySelector('select#selectExample');
+if (!selectEl) {
+  console.error('select#selectExample not found');
+} else {
+  // Get TOC container
+  const tocContainer = document.querySelector('.toc-container');
+  const tocList = tocContainer.querySelector('.toc-list');
+
+  // Group options by directory
+  const groupedOptions = Array.from(selectEl.options).reduce((acc, option) => {
+    const [dir, file] = option.text.split('/');
+    if (!acc[dir]) {
+      acc[dir] = [];
+    }
+    acc[dir].push({ option, file });
+    return acc;
+  }, {});
+
+  // Generate TOC items
+  for (const dir in groupedOptions) {
+    const dirContainer = document.createElement('div');
+
+    const dirHeader = document.createElement('div');
+    dirHeader.textContent = dir;
+    dirHeader.className = 'toc-title';
+    dirContainer.appendChild(dirHeader);
+
+    groupedOptions[dir].forEach(({ option, file }) => {
+      const tocItem = document.createElement('div');
+      tocItem.textContent = file;
+      tocItem.className = 'toc-item';
+
+      if (selectEl.options[selectEl.selectedIndex].value === option.value) {
+        tocItem.classList.add('selected');
+      }
+
+      // Click handler
+      tocItem.addEventListener('click', () => {
+        for(let i=0; i<selectEl.options.length; ++i) {
+          if (selectEl.options[i].value == option.value) {
+            selectEl.selectedIndex = i;
+            break;
+          }
+        }
+
+        history.pushState({}, "", "?file=" + option.value);
+        location.reload();
+      });
+
+      dirContainer.appendChild(tocItem);
+    });
+
+    tocList.appendChild(dirContainer);
+  }
+}''