wip on dropdowns

2 files changed, 61 insertions, 0 deletions

diff --git a/src/gui/base.h b/src/gui/base.h
index 230a63e..73816a7 100644
--- a/src/gui/base.h
+++ b/src/gui/base.h
@@ -69,6 +69,7 @@ extern struct GUI_LABEL*      gui_label( I32 x, I32 y, const char* title, ... );
 extern struct GUI_BUTTON*     gui_button( I32 x, I32 y, I32 w, I32 h, const char* title, GUI_CALLBACK cb );
 extern struct GUI_TEXTBOX*    gui_textbox( I32 x, I32 y, I32 w, I32 h, const char* title, U32 maxlen, U8 allow_newl = 0 );
 extern struct GUI_CHECKBOX*   gui_checkbox( I32 x, I32 y, const char* title, U8* pval );
+extern struct GUI_DROPDOWN*   gui_dropdown( I32 x, I32 y, I32 w, I32 h, const char* title, LIST<GUI_LIST_ENTRY>* list, I32* pval );
 
 extern struct GUI_LIST*       gui_list( I32 x, I32 y, I32 w, I32 h, const char* title, LIST<GUI_LIST_ENTRY>* list, I32* pval );
 extern struct GUI_LIST_ENTRY* gui_list_get_selected( struct GUI_LIST* list );
@@ -181,6 +182,16 @@ struct GUI_CHECKBOX : GUI_BASE {
   GUI_CALLBACK cb;
 };
 
+struct GUI_DROPDOWN : GUI_BASE {
+  LIST<GUI_LIST_ENTRY>* plist;
+  I32* pval;
+  U8 held;
+
+  GUI_CALLBACK cb;
+  GUI_WINDOW* listwnd;
+  GUI_VIEW* listview;
+};
+
 struct GUI_TEXTBOX : GUI_BASE {
   char value[GUI_TEXTBOX_MAX];
 
diff --git a/src/gui/dropdown.cpp b/src/gui/dropdown.cpp
new file mode 100644
index 0000000..68ebcc6
--- /dev/null
+++ b/src/gui/dropdown.cpp
@@ -0,0 +1,50 @@
+#include "base.h"
+
+const U32 DROPDOWN_TITLE_OFFSET = 15;
+
+void gui_dropdown_draw_fn( void* p ) {
+  GUI_DROPDOWN* drop = (GUI_DROPDOWN*)p;
+
+  I32 x = gui_relx( drop );
+  I32 y = gui_rely( drop );
+
+  CLR col = gui_is_fg_window( drop )? ui_clr.border : ui_clr.border_inactive;
+  gui_draw_frect( x, y, drop->w, drop->h, col );
+  gui_draw_frect( x+1, y+1, drop->w-2, drop->h-2, ui_clr.bg_sec );
+
+  I32 middle = x + drop->w/2;
+  I32 middle_y = y + drop->h/2 - 7;
+
+  gui_draw_str( middle, middle_y, ALIGN_C, FNT_JPN12, ui_clr.txt, drop->name );
+}
+
+void gui_dropdown_input_fn( void* p ) {
+
+}
+
+GUI_DROPDOWN* gui_dropdown( I32 x, I32 y, I32 w, I32 h, const char* title, LIST<GUI_LIST_ENTRY>* list, I32* pval ) {
+  if( !gui_check_target() ) return 0;
+
+  GUI_DROPDOWN* dropdown = new GUI_DROPDOWN;
+  dropdown->x = x;
+  dropdown->y = y;
+  dropdown->w = w;
+  dropdown->h = h;
+
+  dropdown->xbound = w;
+  dropdown->ybound = h + DROPDOWN_TITLE_OFFSET;
+
+  dropdown->cb = 0;
+  dropdown->pval = pval;
+  dropdown->plist = list;
+  dropdown->draw_fn = gui_dropdown_draw_fn;
+  dropdown->input_fn = gui_dropdown_input_fn;
+  strcpy( dropdown->name, title );
+
+  dropdown->parent = gui_get_view();
+
+  gui_get_view()->children.push( dropdown );
+  return dropdown;
+}
+
+