/*#*
*#* $Log$
+ *#* Revision 1.8 2006/09/13 13:58:32 bernie
+ *#* Add RenderHook support.
+ *#*
*#* Revision 1.7 2006/08/01 12:22:46 bernie
*#* Mention DevLib license.
*#*
*#*/
#include "menu.h"
+
#include <gfx/gfx.h>
#include <gfx/font.h>
#include <gfx/text.h>
#define PTRMSG(x) ((const char *)x)
#endif
+
/* Temporary fake defines for ABORT stuff... */
#define abort_top 0
#define PUSH_ABORT false
#endif /* CONFIG_MENU_MENUBAR */
+static void menu_defaultRenderHook(struct Bitmap *bm, int ypos, bool selected, const struct MenuItem *item)
+{
+ if (item->flags & MIF_CHECKIT)
+ {
+ gfx_rectClear(bm, 0, ypos,
+ bm->font->height, ypos + bm->font->height);
+
+ if (item->flags & MIF_TOGGLE)
+ gfx_rectDraw(bm, 2, ypos + 2,
+ bm->font->height - 2, ypos + bm->font->height - 2);
+ if (item->flags & MIF_CHECKED)
+ {
+ gfx_line(bm,
+ 3, ypos + 3,
+ bm->font->height - 3, ypos + bm->font->height - 3);
+ gfx_line(bm,
+ bm->font->height - 3, ypos + 3,
+ 3, ypos + bm->font->height - 3);
+ }
+ }
+
+#if CPU_HARVARD
+ ((item->flags & MIF_RAMLABEL) ? text_xyprintf : text_xyprintf_P)
+#else
+ text_xyprintf
+#endif
+ (
+ bm, (item->flags & MIF_CHECKIT) ? bm->font->height : 0, ypos,
+ selected ? (STYLEF_INVERT | TEXT_FILL) : TEXT_FILL,
+ PTRMSG(item->label)
+ );
+}
+
/**
* Show a menu on the display.
*/
/* Only print visible items */
if (!(item->flags & MIF_HIDDEN))
{
- if (item->flags & MIF_CHECKIT)
- {
- gfx_rectClear(bm, 0, ypos,
- bm->font->height, ypos + bm->font->height);
+ /* Check if a special render function is supplied, otherwise use defaults */
+ RenderHook renderhook = (item->flags & MIF_RENDERHOOK) ? (RenderHook)item->label : menu_defaultRenderHook;
- if (item->flags & MIF_TOGGLE)
- gfx_rectDraw(bm, 2, ypos + 2,
- bm->font->height - 2, ypos + bm->font->height - 2);
- if (item->flags & MIF_CHECKED)
- {
- gfx_line(bm,
- 3, ypos + 3,
- bm->font->height - 3, ypos + bm->font->height - 3);
- gfx_line(bm,
- bm->font->height - 3, ypos + 3,
- 3, ypos + bm->font->height - 3);
- }
- }
-
-#if CPU_HARVARD
- ((item->flags & MIF_RAMLABEL) ? text_xyprintf : text_xyprintf_P)
-#else
- text_xyprintf
-#endif
- (
- bm, (item->flags & MIF_CHECKIT) ? bm->font->height : 0, ypos,
- (i == selected) ? (STYLEF_INVERT | TEXT_FILL) : TEXT_FILL,
- PTRMSG(item->label)
- );
+ /* Render menuitem */
+ renderhook(menu->bitmap, ypos++, (i == selected), item);
ypos += bm->font->height;
}
/*#*
*#* $Log$
+ *#* Revision 1.4 2006/09/13 13:58:33 bernie
+ *#* Add RenderHook support.
+ *#*
*#* Revision 1.3 2006/07/19 12:56:27 bernie
*#* Convert to new Doxygen style.
*#*
iptr_t userdata; /**< User data to be passed back to the hook */
} MenuItem;
+/** Render hook callback function prototype */
+typedef void (*RenderHook)(struct Bitmap *bitmap, int ypos, bool selected, const struct MenuItem *item);
+
/**
* \name Flags for MenuItem.flags.
* \{
#define MIF_HIDDEN BV(11) /**< This menu item is not visible */
#define MIF_DISABLED BV(12) /**< This menu item is not visible */
#define MIF_RAMLABEL BV(13) /**< Item label is stored in RAM, not in program memory */
+#define MIF_RENDERHOOK BV(14) /**< Menu render function is passed in label field */
/* \} */
/**