drag_link_class

定义当用户拖动链接时显示的弹出窗口所应用的CSS类。

fromstring|number源任务的ID
from_startboolean如果链接是从源任务的开始处拖动,则为true,如果是从结束处拖动,则为false
tostring|number目标任务的ID(如果目标任务尚未设置,则为'null'或'undefined')
to_startboolean如果链接拖动到目标任务的开始处,则为true,如果拖动到结束处,则为false

Example

gantt.templates.drag_link_class = function(from, from_start, to, to_start) {
    let add = "";
    if(from && to){
        const allowed = gantt.isLinkAllowed(from, to, from_start, to_start);
        add = (allowed ? "gantt_link_allow" : "gantt_link_deny");
    }
    return `gantt_link_tooltip ${add}`;
};

See also
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