Class DevToolsKeyboardHandler

core/src/browser/devtools.cc:75–147

};

struct DevToolsKeyboardHandler : CefRefCount<cef_keyboard_handler_t>
{
    DevToolsKeyboardHandler() : CefRefCount(this)
    {
        cef_bind_method(DevToolsKeyboardHandler, on_pre_key_event);
    }

    int _on_pre_key_event(
        struct _cef_browser_t* browser,
        const struct _cef_key_event_t* event,
        cef_event_handle_t os_event,
        int* is_keyboard_shortcut)
    {
#if OS_MAC
        if (event->modifiers & EVENTFLAG_COMMAND_DOWN)
#else
        if (event->modifiers & EVENTFLAG_CONTROL_DOWN)
#endif
        {
            cef_browser_host_t *host = nullptr;

            if (event->windows_key_code == VK_OEM_PLUS)
            {
                host = browser->get_host(browser);
                host->set_zoom_level(host,
                    host->get_zoom_level(host) + 0.1);
            }
            else if (event->windows_key_code == VK_OEM_MINUS)
            {
                host = browser->get_host(browser);
                host->set_zoom_level(host,
                    host->get_zoom_level(host) - 0.1);
            }
            else if (event->windows_key_code == '0')
            {
                host = browser->get_host(browser);
                host->set_zoom_level(host,
                    window::get_scaling(host->get_window_handle(host)) - 1.0);
            }
#if OS_MAC  // Fix cut-copy-paste key bindings on macOS
            else if (event->windows_key_code == 'C' && event->focus_on_editable_field)
            {
                auto frame = browser->get_main_frame(browser);
                frame->copy(frame);
                frame->base.release(&frame->base);
                return true;
            }
            else if (event->windows_key_code == 'V' && event->focus_on_editable_field)
            {
                auto frame = browser->get_main_frame(browser);
                frame->paste(frame);
                frame->base.release(&frame->base);
                return true;
            }
            else if (event->windows_key_code == 'X' && event->focus_on_editable_field)
            {
                auto frame = browser->get_main_frame(browser);
                frame->cut(frame);