C++ (Cpp) ustring::begin示例

示例#1

文件： path.cpp 项目： myutwo/inkscape

void
PathParam::on_link_button_click()
{
    Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
    Glib::ustring pathid = cm->getShapeOrTextObjectId(SP_ACTIVE_DESKTOP);

    if (pathid == "") {
        return;
    }

    // add '#' at start to make it an uri.
    pathid.insert(pathid.begin(), '#');
    if ( href && strcmp(pathid.c_str(), href) == 0 ) {
        // no change, do nothing
        return;
    } else {
        // TODO:
        // check if id really exists in document, or only in clipboard document: if only in clipboard then invalid
        // check if linking to object to which LPE is applied (maybe delegated to PathReference

        param_write_to_repr(pathid.c_str());
        DocumentUndo::done(param_effect->getSPDoc(), SP_VERB_DIALOG_LIVE_PATH_EFFECT,
                           _("Link path parameter to path"));
    }
}