4D v15.4
Database Events
- 4D Language Reference
-
- List of constant themes
-
- 4D Environment
- 4D Write Pro
- ASCII Codes
- Backup and Restore
- BLOB
- Colors
- Communications
- Data File Maintenance
- Database Engine
- Database Events
- Database Parameters
- Date Display Formats
- Days and Months
- Design Object Access
- Dictionaries
- Digest Type
- Euro Currencies
- Events (Modifiers)
- Events (What)
- Expressions
- Field and Variable Types
- Find Window
- Font Styles
- Font Type List
- Form Area
- Form Events
- Form Object Types
- Form Objects (Access)
- Form Objects (Properties)
- Form Parameters
- Function Keys
- Hierarchical Lists
- HTTP Client
- Index Type
- Is License Available
- ISO Latin Character Entities
- LDAP
- List Box
- Listbox Footer Calculation
- Log Events
- Math
- Menu Item Properties
- Multistyle Text
- Multistyle Text Attributes
- Open Form Window
- Open Window
- Pasteboard
- PHP
- Picture Compression
- Picture Display Formats
- Picture Metadata Names
- Picture Metadata Values
- Picture Transformation
- Platform Interface
- Platform Properties
- Print Options
- Process State
- Process Type
- QR Area Properties
- QR Borders
- QR Commands
- QR Document Properties
- QR Operators
- QR Output Destination
- QR Report Types
- QR Rows for Properties
- QR Text Properties
- Queries
- Relations
- Resources Properties
- SCREEN DEPTH
- SET RGB COLORS
- Shortcut and Associated Keys
- SQL
- Standard System Signatures
- System Documents
- System Folder
- System Format
- TCP Port Numbers
- Text Values for Associated Standard Action
- Time Display Formats
- Trigger Events
- Value for Associated Standard Action
- Web Area
- Web Server
- Web Services (Client)
- Web Services (Server)
- Window Kind
- XML
4D v15.4
Database Events
Database Events
| Constant | Type | Value | Comment |
| On after host database exit | Longint | 4 | The On Exit database method of the host database has just finished running |
| On after host database startup | Longint | 2 | The On Startup database method of the host database just finished running |
| On application background move | Longint | 1 | The 4D application moves to the background |
| On application foreground move | Longint | 2 | The 4D application moves to the foreground |
| On before host database exit | Longint | 3 | The host database is closing. The On Exit database method of the host database has not yet been called. The On Exit database method of the host database is not called while the On Host Database Event database method of the component is running |
| On before host database startup | Longint | 1 | The host database has just been started. The On Startup database method method of the host database has not yet been called. The On Startup database method of the host database is not called while the On Host Database Event database method of the component is running |
See also
On Host Database Event database method
On System Event database method
PROPERTIES
Product: 4D
Theme: List of constant themes
HISTORY
ARTICLE USAGE
4D Language Reference ( 4D v15.4)
4D Language Reference ( 4D v15)
4D Language Reference ( 4D v15.3)
© 1985-2017 4D SAS / 4D, Inc. All rights reserved.