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GeneXus - Table of contents

Table of contents

Page Id

What is GeneXus
GeneXus
- What is a Knowledge Base
  - Knowledge Base Creation
- GeneXus IDE
- Modeling
  - Transaction object: Describing objects from reality
    - Structure
    - Forms
      - Web Form
      - Apply Defaults Option
    - Rules
      - Error
      - Msg
      - Default
      - NoAccept
      - Serial
      - Assignment
      - Add
      - Subtract
      - Update
      - Parm
      - Triggering events
    - Events
      - System events
        
        Start
        
        After Trn
        
        Exit
        
        TrackContext
      - User defined
    - Patterns
  - Available attributes
    - Base Table
    - Extended Table
  - Formulas
    - What is a Formula
    - Global Formulas; Attributes defined as formulas
    - Local/Inline Formulas
      - Within a contextual table
      - Outside a contextual table
  - Variables
    - Variable definition
    - Variables Editor
    - Automatic variable definition
    - Collection variables
      - For in command
  - Diagram object: How to see the relations between tables or transactions
  - Subtype Group object: Different attributes for the same concept
    - When to use Subtypes
  - Transactions design
    - Normalization
    - Parallel Transactions
  - Tables
    - Indexes
    - Table Editor
  - Procedure object: Listing and processing information
    - Printing
      - General concepts
      - Layout
      - Source
        
        For each used for listing (nested included)
    - Processing
      - Database update through procedures
        
        New command
        
        Delete command
        
        Blocking Data Updates
  - Communication between objects
    - Call method
    - UDP function
    - Definition of type of parameters received (in, out, inout)
  - For Each command
    - Order clause
    - Where clause
    - Defined By Clause
    - When None Clause
  - Structured Data Type
    - Structured Data Type (SDT) object
    - Structured Data Type editor
  - Business Component
  - Transactional Integrity
    - Logical Unit of Work (LUW)
  - Data Provider object
    - Language
    - Input
    - Output
    - Recursive Data Providers
  - Interactive screens
    - Web Panel object
      - Determining the Base Table for each Grid in a Web Panel
    - Menu object
    - Panel object
    - KB Platforms
      - Multiple Layouts in Panels
  - Data Selector object
    - Definition
    - Use
  - GeneXus Controls; Screen components
    - Standard Controls
    - Extended Controls
  - Reporting in GeneXus
  - Language object
  - Documentation
    - Object Documentation Tab
    - Object Help Tab
    - Knowledge Base Documentation
      - File object
- Application building process
  - Reorganization
  - Build menu
- Integration
  - Connecting with external Databases
    - Data View object
    - Database Reverse Engineering Wizard
  - External classes
  - Rest web services in GeneXus
  - Artificial Intelligence
  - Payment services
- Knowledge Management
- Application Security
GeneXus Suite
- GeneXus Enterprise AI
- GeneXus Super Apps and Mini Apps
- GeneXus BPM Suite
- GeneXus Access Manager (GAM)
- GeneXus Server
- GXtest
- GeneXus Query
- Generators
  - Native Mobile
  - Angular
  - Chatbots
  - Java
  - .NET
  - .NET Framework
  - iSeries
GeneXus Delivery Channels
- Release
- Preview
- Beta
GeneXus Versions
- 18
- 17
- 16
- 15
General Policies
- Lifecycle
- Security
- Privacy
- License Agreements
Resources

Transaction Web Layout

Official Content

This documentation is valid for:
GeneXus 18 Help
GeneXus 17 Help

When defining a Transaction object, a default Layout is automatically created by GeneXus to specify the way the user will access data in web applications. This Layout may be modified.

The edited screen that is finally saved will be the screen that will always appear. Note that all attributes present in the Layout must be previously declared in the Transaction Structure.

Suppose the following Transaction structure:

The default Web Layout will be generated as follows:

See also

Transaction Structure
Structure Editor
Delete Cascade

Page Id

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Created: 25 June 2008 - Last update: 21 September 2022 by lsilveira

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