Building a Simplified Designable Form Platform with Formily
Background
The designable platform developed by Alibaba is a form designer built upon the Formily form engine and schema-based JSON structures. For this project, we aim to create a simplified version of such a platform, including drag-and-drop functionality for components, configuration of form fields via schema settings on the right panel, and ...
Posted on Wed, 21 Oct 2026 16:15:43 +0000 by vino4all
Dragging Within Irregular Boundaries Using ActionScript 3
Achieving smooth drag behavior constrained to irregular shapes in AS3 requires two core checks: aligning the dragged item's registration point with the cursor to prevent visual jumps, and detecting collisions with forbiddne zones to revert movement when breached.
Drag Logic Implementation
import flash.events.MouseEvent;
import flash.events.Even ...
Posted on Sat, 26 Sep 2026 16:30:23 +0000 by scott_ttocs46
Implementing Drag-and-Drop Sorting for Custom Menus with Knockout-Sortable
The key implementation involves adding sortable bindings to menu containers. Here's the essential HTML structure:
<div class="row">
<div class="col-lg-12 full-width" id="leftMenus">
<div class="col-lg-12">
<div class="dd" id="ddMenus" data-b ...
Posted on Wed, 19 Aug 2026 16:56:14 +0000 by Plakhotnik
Custom Element Transfer Component with Drag Sorting and Checkbox Interaction
Usage
Import and register the custom drag-enabled transfer component, then integrate it into your Vue template:
<CustomDragTransfer
:selected-right-items="selectedRightFilterList"
left-panel-title="Unavailable Filter Fields"
right-panel-title="Saved Filter Presets"
:all-source-data="fullFilterDatase ...
Posted on Wed, 19 Aug 2026 16:16:58 +0000 by ceci
Implementing Custom Drag-and-Drop Operations in Qt QListWidget
Core Implementation Strategy
Enabling custom drag-and-drop functionality in a QListWidget requires intercepting the standard mouse and drag event pipeline. The architecture relies on tracking the initial interaction point, launching a QDrag operation with custom payload data, rendering a real-time visual ghost element, and resolving the final d ...
Posted on Mon, 03 Aug 2026 16:06:50 +0000 by The-Master
Qt Stock Widget - Customizable Watchlist with Drag-and-Drop and Context Menu
Introduction
This article continues from our previous work on stock search functionality. Here we will explore how to implement a customizable watchlist for stocks, featuring drag-and-drop reordering and right-click context menus.
Note: This implementation does not include styling. For visual enhancements, CSS styles can be easily added.
The wa ...
Posted on Sun, 21 Jun 2026 16:39:19 +0000 by kamasheto