void contextmenu_manager::win32_run_menu_popup(HWND parent,const POINT * pt)
{
enum {ID_CUSTOM_BASE = 1};
int cmd;
{
POINT p;
if (pt) p = *pt;
else GetCursorPos(&p);
HMENU hmenu = CreatePopupMenu();
try {
win32_build_menu(hmenu,ID_CUSTOM_BASE,-1);
menu_helpers::win32_auto_mnemonics(hmenu);
cmd = TrackPopupMenu(hmenu,TPM_RIGHTBUTTON|TPM_NONOTIFY|TPM_RETURNCMD,p.x,p.y,0,parent,0);
} catch(...) {DestroyMenu(hmenu); throw;}
DestroyMenu(hmenu);
}
if (cmd>0)
{
if (cmd>=ID_CUSTOM_BASE)
{
execute_by_id(cmd - ID_CUSTOM_BASE);
}
}
}
void contextmenu_manager::win32_build_menu(HMENU menu,contextmenu_node * parent,int base_id,int max_id)//menu item identifiers are base_id<=N<base_id+max_id (if theres too many items, they will be clipped)
{
if (parent!=0 && parent->get_type()==contextmenu_item_node::TYPE_POPUP)
{
pfc::string8_fastalloc temp;
t_size child_idx,child_num = parent->get_num_children();
for(child_idx=0;child_idx<child_num;child_idx++)
{
contextmenu_node * child = parent->get_child(child_idx);
if (child)
{
const char * name = child->get_name();
if (strchr(name,'&')) {fix_ampersand(name,temp);name=temp;}
contextmenu_item_node::t_type type = child->get_type();
if (type==contextmenu_item_node::TYPE_POPUP)
{
HMENU new_menu = CreatePopupMenu();
uAppendMenu(menu,MF_STRING|MF_POPUP | flags_to_win32(child->get_display_flags()),(UINT_PTR)new_menu,name);
win32_build_menu(new_menu,child,base_id,max_id);
}
else if (type==contextmenu_item_node::TYPE_SEPARATOR)
{
uAppendMenu(menu,MF_SEPARATOR,0,0);
}
else if (type==contextmenu_item_node::TYPE_COMMAND)
{
int id = child->get_id();
if (id>=0 && (max_id<0 || id<max_id))
{
const unsigned flags = child->get_display_flags();
const UINT ID = base_id+id;
uAppendMenu(menu,MF_STRING | flags_to_win32(flags),ID,name);
if (flags & contextmenu_item_node::FLAG_RADIOCHECKED) CheckMenuRadioItem(menu,ID,ID,ID,MF_BYCOMMAND);
}
}
}
}
}
}
void menu_manager::win32_build_menu(HMENU menu,menu_node * parent,int base_id,int max_id)//menu item identifiers are base_id<=N<base_id+max_id (if theres too many items, they will be clipped)
{
if (parent!=0 && parent->get_type()==menu_node::TYPE_POPUP)
{
string8_fastalloc temp;
int child_idx,child_num = parent->get_num_children();
for(child_idx=0;child_idx<child_num;child_idx++)
{
menu_node * child = parent->get_child(child_idx);
if (child)
{
const char * name = child->get_name();
if (strchr(name,'&')) {fix_ampersand(name,temp);name=temp;}
menu_node::type type = child->get_type();
if (type==menu_node::TYPE_POPUP)
{
HMENU new_menu = CreatePopupMenu();
uAppendMenu(menu,MF_STRING|MF_POPUP | flags_to_win32(child->get_display_flags()),(UINT)new_menu,name);
win32_build_menu(new_menu,child,base_id,max_id);
}
else if (type==menu_node::TYPE_SEPARATOR)
{
uAppendMenu(menu,MF_SEPARATOR,0,0);
}
else if (type==menu_node::TYPE_COMMAND)
{
int id = child->get_id();
if (id>=0 && (max_id<0 || id<max_id))
{
uAppendMenu(menu,MF_STRING | flags_to_win32(child->get_display_flags()),base_id+id,name);
}
}
}
}
}
}
