Improve/Fix the documentation page.

doc/header.html

@@ -20,32 +20,78 @@
 <script type="text/javascript" src="$relpath^doxygen-awesome-paragraph-link.js"></script>
 <script type="text/javascript" src="$relpath^doxygen-awesome-interactive-toc.js"></script>
 <script type="text/javascript" src="$relpath^doxygen-awesome-tabs.js"></script>
-<script type="text/javascript">
+<script type="module">
     DoxygenAwesomeFragmentCopyButton.init()
     DoxygenAwesomeParagraphLink.init()
     DoxygenAwesomeInteractiveToc.init()
     DoxygenAwesomeTabs.init()
 
-    window.addEventListener('DOMContentLoaded', function () {
-      document.querySelectorAll(".headertitle").forEach(div => {
+    await new Promise(r => window.addEventListener('DOMContentLoaded', r));
 
-        // Hide progressively the title.
-        if (div.textContent != "Getting Started" &&
-            div.textContent != "Installation" &&
-            div.textContent != "Modules" &&
-            true) {
-          return;
-        }
-        div.style.display = "none";
+    // Remove title when a img[alt='title-img'] is present.
+    // Find an image with the alt "img-title".
+    const img = document.querySelector("img[alt='title-img']");
+    const header = document.querySelector(".headertitle");
 
-        // Show progressively the image.
-        const img = document.querySelector("img.inline");
-        img.style.maxHeight = "40vh";
-        img.style.maxWidth = "100%";
-        img.style.objectFit = "contain";
-      });
+    if (img && header) {
+      // Hide the header title progressively.
+      header.style.display = "none";
+
+      // Show progressively the image.
+      img.style.maxHeight = "40vh";
+      img.style.maxWidth = "100%";
+      img.style.objectFit = "contain";
+    }
+
+    // In the "examples.html" page. Turn every link with text
+    // "examples/<...>
+    //
+    // Add a "demo" link toward.
+    // https://arthursonzogni.github.io/FTXUI/examples/?file=<...>
+    const examples = document.querySelectorAll("a")
+    examples.forEach((example) => {
+      if (!example.textContent.startsWith("examples/")) {
+        return;
+      }
+
+      // Remove the ".cpp" extension from the example name.
+      const exampleName = example.textContent.replace("examples/", "").replace(".cpp", "");
+
+      const a = document.createElement("a");
+      a.textContent = "[demo]";
+      a.href = "https://arthursonzogni.github.io/FTXUI/examples/?file=" + exampleName;
+      a.style.marginRight= "1em";
+      a.style.fontWeight = "bold";
+
+      example.parentElement.insertBefore(a, example)
     });
+
+    // If the current URL ends with -example.html, we can add a link to the demo
+    // as well using the div.title textContent.
+    const url = new URL(window.location.href);
+    if (url.pathname.endsWith("-example.html")) {
+      // Get the title text.
+      const title = document.querySelector("div.title").textContent;
+      const example = title.replace("examples/", "").replace(".cpp", "");
+
+      // Create a link to the demo.
+      const a = document.createElement("a");
+      a.textContent = "[demo]";
+      a.href = "https://arthursonzogni.github.io/FTXUI/examples/?file=" + example;
+      a.style.marginLeft = "1em";
+      a.style.fontWeight = "bold";
+      a.style.display = "inline-block";
+
+      // Insert the link after the title.
+      const titleDiv = document.querySelector("div.title");
+      if (titleDiv) {
+        titleDiv.insertBefore(a, titleDiv.nextSibling);
+      }
+
+    }
+
 </script>
+
 $treeview
 $search
 $mathjax