Split public API and private implementation files into different directories

1 files changed, 331 insertions, 0 deletions

diff --git a/body/c_fl_file_browser.cpp b/body/c_fl_file_browser.cpp
new file mode 100644
index 0000000..2e4f4c9
--- /dev/null
+++ b/body/c_fl_file_browser.cpp
@@ -0,0 +1,331 @@
+
+
+//  Programmed by Jedidiah Barber
+//  Released into the public domain
+
+
+#include <FL/Fl_File_Browser.H>
+#include <FL/Fl_Browser.H>
+#include <FL/filename.H>
+#include "c_fl_file_browser.h"
+
+
+
+
+//  Exports from Ada
+
+extern "C" int browser_full_width_hook(void * b);
+//  extern "C" int browser_full_height_hook(void * b);
+//  extern "C" int browser_incr_height_hook(void * b);
+extern "C" int browser_item_quick_height_hook(void * b, void * i);
+
+//  extern "C" int browser_item_width_hook(void * b, void * i);
+//  extern "C" int browser_item_height_hook(void * b, void * i);
+extern "C" void * browser_item_first_hook(void * b);
+extern "C" void * browser_item_last_hook(void * b);
+extern "C" void * browser_item_next_hook(void * b, void * i);
+extern "C" void * browser_item_prev_hook(void * b, void * i);
+extern "C" void * browser_item_at_hook(void * b, int n);
+extern "C" void browser_item_select_hook(void * b, void * i, int s);
+extern "C" int browser_item_selected_hook(void * b, void * i);
+extern "C" void browser_item_swap_hook(void * b, void * one, void * two);
+extern "C" const char * browser_item_text_hook(void * b, void * i);
+//  extern "C" void browser_item_draw_hook(void * b, void * i, int x, int y, int w, int h);
+
+extern "C" void widget_draw_hook(void * ud);
+extern "C" int widget_handle_hook(void * ud, int e);
+
+
+
+
+//  Non-friend protected / private access
+
+//  Should check these in future versions of FLTK to see whether
+//  it is possible to change them back to being overridden properly.
+
+class Friend_Browser : Fl_Browser {
+public:
+    using Fl_Browser::full_height;
+    using Fl_Browser::incr_height;
+    using Fl_Browser::item_width;
+    using Fl_Browser::item_height;
+    using Fl_Browser::item_draw;
+};
+
+
+
+
+//  Attaching all relevant hooks and friends
+
+class My_File_Browser : public Fl_File_Browser {
+public:
+    using Fl_File_Browser::Fl_File_Browser;
+
+    friend int fl_file_browser_item_width(FILEBROWSER b, void * item);
+    friend int fl_file_browser_item_height(FILEBROWSER b, void * item);
+    friend void * fl_file_browser_item_first(FILEBROWSER b);
+    friend void * fl_file_browser_item_last(FILEBROWSER b);
+    friend void * fl_file_browser_item_next(FILEBROWSER b, void * item);
+    friend void * fl_file_browser_item_prev(FILEBROWSER b, void * item);
+    friend void * fl_file_browser_item_at(FILEBROWSER b, int index);
+    friend void fl_file_browser_item_select(FILEBROWSER b, void * item, int val);
+    friend int fl_file_browser_item_selected(FILEBROWSER b, void * item);
+    friend void fl_file_browser_item_swap(FILEBROWSER b, void * x, void * y);
+    friend const char * fl_file_browser_item_text(FILEBROWSER b, void * item);
+    friend void fl_file_browser_item_draw(FILEBROWSER b, void * item, int x, int y, int w, int h);
+
+    friend int fl_file_browser_full_width(FILEBROWSER c);
+    friend int fl_file_browser_full_height(FILEBROWSER c);
+    friend int fl_file_browser_incr_height(FILEBROWSER c);
+    friend int fl_file_browser_item_quick_height(FILEBROWSER c, void * i);
+
+    friend void fl_file_browser_draw(FILEBROWSER b);
+
+    int handle(int e);
+
+protected:
+    int full_width() const;
+    //  int full_height() const;
+    //  int incr_height() const;
+    int item_quick_height(void * item) const;
+
+    //  int item_width(void * item) const;
+    //  int item_height(void * item) const;
+    void * item_first() const;
+    void * item_last() const;
+    void * item_next(void * item) const;
+    void * item_prev(void * item) const;
+    void * item_at(int index) const;
+    void item_select(void * item, int val=1);
+    int item_selected(void * item) const;
+    void item_swap(void * a, void * b);
+    const char * item_text(void * item) const;
+    //  void item_draw(void * item, int x, int y, int w, int h) const;
+
+    void draw();
+};
+
+
+int My_File_Browser::full_width() const {
+    return browser_full_width_hook(this->user_data());
+}
+
+//  int My_File_Browser::full_height() const {
+//      return browser_full_height_hook(this->user_data());
+//  }
+
+//  int My_File_Browser::incr_height() const {
+//      return browser_incr_height_hook(this->user_data());
+//  }
+
+int My_File_Browser::item_quick_height(void * item) const {
+    return browser_item_quick_height_hook(this->user_data(), item);
+}
+
+
+//  int My_File_Browser::item_width(void * item) const {
+//      return browser_item_width_hook(this->user_data(), item);
+//  }
+
+//  int My_File_Browser::item_height(void * item) const {
+//      return browser_item_height_hook(this->user_data(), item);
+//  }
+
+void * My_File_Browser::item_first() const {
+    return browser_item_first_hook(this->user_data());
+}
+
+void * My_File_Browser::item_last() const {
+    return browser_item_last_hook(this->user_data());
+}
+
+void * My_File_Browser::item_next(void * item) const {
+    return browser_item_next_hook(this->user_data(), item);
+}
+
+void * My_File_Browser::item_prev(void * item) const {
+    return browser_item_prev_hook(this->user_data(), item);
+}
+
+void * My_File_Browser::item_at(int index) const {
+    return browser_item_at_hook(this->user_data(), index);
+}
+
+void My_File_Browser::item_select(void * item, int val) {
+    browser_item_select_hook(this->user_data(), item, val);
+}
+
+int My_File_Browser::item_selected(void * item) const {
+    return browser_item_selected_hook(this->user_data(), item);
+}
+
+void My_File_Browser::item_swap(void * a, void * b) {
+    browser_item_swap_hook(this->user_data(), a, b);
+}
+
+const char * My_File_Browser::item_text(void * item) const {
+    return browser_item_text_hook(this->user_data(), item);
+}
+
+//  void My_File_Browser::item_draw(void * item, int x, int y, int w, int h) const {
+//      browser_item_draw_hook(this->user_data(), item, x, y, w, h);
+//  }
+
+
+void My_File_Browser::draw() {
+    widget_draw_hook(this->user_data());
+}
+
+int My_File_Browser::handle(int e) {
+    return widget_handle_hook(this->user_data(), e);
+}
+
+
+
+
+//  Flattened C API begins here
+
+FILEBROWSER new_fl_file_browser(int x, int y, int w, int h, char * label) {
+    My_File_Browser *b = new My_File_Browser(x, y, w, h, label);
+    return b;
+}
+
+void free_fl_file_browser(FILEBROWSER b) {
+    delete static_cast<My_File_Browser*>(b);
+}
+
+
+
+
+int fl_file_browser_load(FILEBROWSER b, const char * d, void * s) {
+    return static_cast<Fl_File_Browser*>(b)->load(d, reinterpret_cast<Fl_File_Sort_F*>(s));
+}
+
+
+
+
+int fl_file_browser_get_filetype(FILEBROWSER b) {
+    return static_cast<Fl_File_Browser*>(b)->filetype();
+}
+
+void fl_file_browser_set_filetype(FILEBROWSER b, int f) {
+    static_cast<Fl_File_Browser*>(b)->filetype(f);
+}
+
+const char * fl_file_browser_get_filter(FILEBROWSER b) {
+    return static_cast<Fl_File_Browser*>(b)->filter();
+}
+
+void fl_file_browser_set_filter(FILEBROWSER b, const char * f) {
+    static_cast<Fl_File_Browser*>(b)->filter(f);
+}
+
+unsigned char fl_file_browser_get_iconsize(FILEBROWSER b) {
+    return static_cast<Fl_File_Browser*>(b)->iconsize();
+}
+
+void fl_file_browser_set_iconsize(FILEBROWSER b, unsigned int i) {
+    static_cast<Fl_File_Browser*>(b)->iconsize(i);
+}
+
+int fl_file_browser_get_textsize(FILEBROWSER b) {
+    return static_cast<Fl_File_Browser*>(b)->textsize();
+}
+
+void fl_file_browser_set_textsize(FILEBROWSER b, int s) {
+    static_cast<Fl_File_Browser*>(b)->textsize(s);
+}
+
+
+
+
+//  These have to be reimplemented due to relying on custom class extensions
+
+
+int fl_file_browser_full_height(FILEBROWSER c) {
+    //  return static_cast<My_File_Browser*>(c)->Fl_File_Browser::full_height();
+    return (static_cast<Fl_File_Browser*>(c)->*(&Friend_Browser::full_height))();
+}
+
+int fl_file_browser_incr_height(FILEBROWSER c) {
+    //  return static_cast<My_File_Browser*>(c)->Fl_File_Browser::incr_height();
+    return (static_cast<Fl_File_Browser*>(c)->*(&Friend_Browser::incr_height))();
+}
+
+
+
+
+int fl_file_browser_item_width(FILEBROWSER b, void * item) {
+    //  return static_cast<My_File_Browser*>(b)->Fl_File_Browser::item_width(item);
+    return (static_cast<Fl_File_Browser*>(b)->*(&Friend_Browser::item_width))(item);
+}
+
+int fl_file_browser_item_height(FILEBROWSER b, void * item) {
+    //  return static_cast<My_File_Browser*>(b)->Fl_File_Browser::item_height(item);
+    return (static_cast<Fl_File_Browser*>(b)->*(&Friend_Browser::item_height))(item);
+}
+
+void * fl_file_browser_item_first(FILEBROWSER b) {
+    return static_cast<My_File_Browser*>(b)->Fl_File_Browser::item_first();
+}
+
+void * fl_file_browser_item_last(FILEBROWSER b) {
+    return static_cast<My_File_Browser*>(b)->Fl_File_Browser::item_last();
+}
+
+void * fl_file_browser_item_next(FILEBROWSER b, void * item) {
+    return static_cast<My_File_Browser*>(b)->Fl_File_Browser::item_next(item);
+}
+
+void * fl_file_browser_item_prev(FILEBROWSER b, void * item) {
+    return static_cast<My_File_Browser*>(b)->Fl_File_Browser::item_prev(item);
+}
+
+void * fl_file_browser_item_at(FILEBROWSER b, int index) {
+    return static_cast<My_File_Browser*>(b)->Fl_File_Browser::item_at(index);
+}
+
+void fl_file_browser_item_select(FILEBROWSER b, void * item, int val) {
+    static_cast<My_File_Browser*>(b)->Fl_File_Browser::item_select(item, val);
+}
+
+int fl_file_browser_item_selected(FILEBROWSER b, void * item) {
+    return static_cast<My_File_Browser*>(b)->Fl_File_Browser::item_selected(item);
+}
+
+void fl_file_browser_item_swap(FILEBROWSER b, void * x, void * y) {
+    static_cast<My_File_Browser*>(b)->Fl_File_Browser::item_swap(x, y);
+}
+
+const char * fl_file_browser_item_text(FILEBROWSER b, void * item) {
+    return static_cast<My_File_Browser*>(b)->Fl_File_Browser::item_text(item);
+}
+
+void fl_file_browser_item_draw(FILEBROWSER b, void * item, int x, int y, int w, int h) {
+    //  static_cast<My_File_Browser*>(b)->Fl_File_Browser::item_draw(item, x, y, w, h);
+    (static_cast<Fl_File_Browser*>(b)->*(&Friend_Browser::item_draw))(item, x, y, w, h);
+}
+
+
+
+
+int fl_file_browser_full_width(FILEBROWSER c) {
+    return static_cast<My_File_Browser*>(c)->Fl_File_Browser::full_width();
+}
+
+int fl_file_browser_item_quick_height(FILEBROWSER c, void * i) {
+    return static_cast<My_File_Browser*>(c)->Fl_File_Browser::item_quick_height(i);
+}
+
+
+
+
+void fl_file_browser_draw(FILEBROWSER b) {
+    static_cast<My_File_Browser*>(b)->Fl_File_Browser::draw();
+}
+
+int fl_file_browser_handle(FILEBROWSER b, int e) {
+    return static_cast<My_File_Browser*>(b)->Fl_File_Browser::handle(e);
+}
+
+