添加文本转换器代码

others/C++/text converter/include/MainWindow.hpp

@@ -0,0 +1,26 @@
+#ifndef MAINWINDOW_HPP
+#define MAINWINDOW_HPP
+
+#include <FL/Fl.H>
+#include <FL/Fl_Window.H>
+#include <FL/Fl_Button.H>
+#include <FL/Fl_Input.H>
+#include <FL/Fl_Output.H>
+#include <FL/Fl_Choice.H>
+
+class MainWindow : public Fl_Window {
+public:
+    MainWindow(int w, int h, const char* title);
+    ~MainWindow();
+
+private:
+    Fl_Input* inputText;
+    Fl_Output* outputText;
+    Fl_Choice* conversionType;
+    Fl_Button* convertButton;
+
+    static void ConvertCallback(Fl_Widget* widget, void* data);
+    void ConvertText();
+};
+
+#endif // MAINWINDOW_HPP