int
ws_provide_selection(int format)
{ DisplayObj d = CurrentDisplay(NIL);
Hyper h;
Function msg;
Name which = NAME_primary;
Name hypername = getAppendName(which, NAME_selectionOwner);
Name type;
if ( d && notNil(d) &&
(h = getFindHyperObject(d, hypername, DEFAULT)) &&
(type = getAttributeObject(h, NAME_type)) &&
(msg = getAttributeObject(h, NAME_convertFunction)) &&
(msg = checkType(msg, TypeFunction, NIL)) )
{ Any val;
DEBUG(NAME_selection, Cprintf("Provide %s selection of type %s\n",
pp(which), pp(type)));
if ( !(val = getForwardReceiverFunction(msg, h->to, which, type, EAV)) )
return FALSE;
DEBUG(NAME_selection, Cprintf("Got %s\n", pp(val)));
if ( type == NAME_text )
{ CharArray ca = checkType(val, TypeCharArray, NIL);
if ( ca )
{ String s = &ca->data;
HGLOBAL mem = ws_string_to_global_mem(s);
if ( mem )
SetClipboardData(CF_UNICODETEXT, mem);
return TRUE;
}
} else if ( type == NAME_emf || type == NAME_wmf )
{ Any mf = checkType(val, nameToType(NAME_winMetafile), NIL);
if ( mf )
{ DEBUG(NAME_selection, Cprintf("Providing win_metafile\n"));
return ws_on_clipboard_metafile(mf, type);
}
} else
return errorPce(d, NAME_noSelectionType, type);
}
return FALSE;
}
static status
eventPopupGesture(PopupGesture g, EventObj ev)
{ if ( g->status == NAME_active && isUpEvent(ev) )
{ PceWindow sw;
if ( !(sw = getWindowGraphical(ev->receiver)) )
sw = ev->window;
if ( notNil(g->current) && g->current->displayed == OFF )
{ send(g->current, NAME_open, ev->receiver,
getAreaPositionEvent(ev, DEFAULT), EAV);
attributeObject(g, NAME_Stayup, ON);
grabPointerWindow(sw, ON);
focusWindow(sw, ev->receiver, (Recogniser) g, g->cursor, NIL);
} else if ( valInt(getClickTimeEvent(ev)) < 400 &&
getAttributeObject(g, NAME_Stayup) != ON )
{ attributeObject(g, NAME_Stayup, ON);
grabPointerWindow(sw, ON);
focusWindow(sw, ev->receiver, (Recogniser) g, g->cursor, NIL);
} else
{ send(g, NAME_terminate, EAV);
if ( isNil(g->current) )
{ grabPointerWindow(sw, OFF);
focusWindow(sw, NIL, NIL, NIL, NIL);
deleteAttributeObject(g, NAME_Stayup);
assign(g, status, NAME_inactive);
}
}
succeed;
} else if ( notNil(g->current) && g->current->displayed == ON )
return postEvent(ev, (Graphical) g->current, DEFAULT);
if ( eventGesture(g, ev) )
succeed;
if ( g->status == NAME_active && isAEvent(ev, NAME_keyboard) )
{ Name key;
TRY(updatePopupGesture(g, ev));
key = characterName(getIdEvent(ev));
if ( send(g->current, NAME_key, key, EAV) )
{ Any context = g->context;
PopupObj current = g->current;
assign(g, context, NIL);
assign(g, current, NIL);
send(current, NAME_execute, context, EAV);
succeed;
} else
send(g, NAME_cancel, ev, EAV);
}
fail;
}
