Command.incomingFromHTML Event

# Import fusion360utils folder, which includes event_utils.py.
from ...lib import fusion360utils as futil

# Global variable used to maintain a reference to all event handlers.
local_handlers = []

# "command_var" is a variable referencing a Command object.
# "command_incomingFromHTML" is the event handler function.
futil.add_handler(command_var.incomingFromHTML, command_incomingFromHTML, local_handlers=local_handlers)

# Event handler for the incomingFromHTML event.
def command_incomingFromHTML(args: adsk.core.HTMLEventArgs):
    # Code to react to the event.
    app.log('In command_incomingFromHTML event handler.')

# Global variable used to maintain a reference to all event handlers.
handlers = []

# "command_var" is a variable referencing a Command object.
# "MyIncomingFromHTMLHandler" is the name of the class that handles the event.
onIncomingFromHTML = MyIncomingFromHTMLHandler()
command_var.incomingFromHTML.add(onIncomingFromHTML)
handlers.append(onIncomingFromHTML)

# Event handler for the incomingFromHTML event.
class MyIncomingFromHTMLHandler(adsk.core.HTMLEventHandler):
    def __init__(self):
        super().__init__()
    def notify(self, args: adsk.core.HTMLEventArgs):
        # Code to react to the event.
        app.log('In MyIncomingFromHTMLHandler event handler.')

#include <Core/UserInterface/Command.h>
#include <Core/UserInterface/HTMLEvent.h>
#include <Core/UserInterface/HTMLEventHandler.h>
#include <Core/UserInterface/HTMLEventArgs.h>

// Event handler for the incomingFromHTML event.
class MyIncomingFromHTMLEventHandler : public adsk::core::HTMLEventHandler
{
public:
    void notify(const Ptr<HTMLEventArgs>& eventArgs) override
    {
        // Code to react to the event.
        ui->messageBox("In MyIncomingFromHTMLEventHandler event handler.");
    }
} _incomingFromHTML;

// "command_var" is a variable referencing a Command object.
// Connect the handler function to the event.
Ptr<HTMLEvent> incomingFromHTMLEvent = command_var->incomingFromHTML();
if (!incomingFromHTMLEvent)
    return;

bool isOk = incomingFromHTMLEvent->add(&_incomingFromHTML);
if (!isOk)
    return;