Add Dictionary back to keyboard.

source/keyboard/keyboard.cpp

@@ -0,0 +1,62 @@
+#include "keyboard/keyboard.hpp"
+
+#include "error.hpp"
+
+#include <string>
+
+bool keyboard::get_input(SwkbdType keyboardType,
+                         std::string_view defaultText,
+                         std::string_view header,
+                         char *stringOut,
+                         size_t stringLength,
+                         std::optional<std::reference_wrapper<keyboard::Dictionary>> dictionary)
+{
+    // Swkbd config.
+    SwkbdConfig keyboard{};
+
+    // Cache instead of repeated calls.
+    const bool hasDictionary = dictionary.has_value();
+
+    // This changes whether or not we're passed a dictionary here.
+    bool createError{};
+    if (hasDictionary)
+    {
+        // Getting this out of the optional looks confusing...
+        const size_t wordCount = dictionary->get().get_count();
+        createError            = error::libnx(swkbdCreate(&keyboard, wordCount));
+    }
+    else { createError = error::libnx(swkbdCreate(&keyboard, 0)); }
+
+    // Just return false if we can't init the keyboard.
+    if (createError) { return false; }
+
+    // Standard swkbd init.
+    swkbdConfigSetBlurBackground(&keyboard, true);
+    swkbdConfigSetInitialText(&keyboard, defaultText.data());
+    swkbdConfigSetHeaderText(&keyboard, header.data());
+    swkbdConfigSetGuideText(&keyboard, header.data());
+    swkbdConfigSetType(&keyboard, keyboardType);
+    swkbdConfigSetStringLenMax(&keyboard, stringLength);
+    swkbdConfigSetKeySetDisableBitmask(&keyboard, SwkbdKeyDisableBitmask_Backslash);
+
+    // Add the dictionary if one was passed.
+    if (hasDictionary)
+    {
+        // These are easier to read and work with.
+        const SwkbdDictWord *words = reinterpret_cast<const SwkbdDictWord *>(dictionary->get().get_words());
+        const size_t wordCount     = dictionary->get().get_count();
+
+        swkbdConfigSetDictionary(&keyboard, words, wordCount);
+    }
+
+    const bool swkbdError = error::libnx(swkbdShow(&keyboard, stringOut, stringLength));
+    const bool empty      = std::char_traits<char>::length(stringOut) == 0;
+    if (swkbdError || empty)
+    {
+        swkbdClose(&keyboard);
+        return false;
+    }
+
+    swkbdClose(&keyboard);
+    return true;
+}