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- Features of the dialog box
- Line break in the dialog box
- Displaying the last error message
- Miscellaneous
- Emulation
- Application in the background: Specific case from Android 10
Error (Function) In french: Erreur Syntax
Displaying a custom error message Hide the details
Error(<Text> [, <Line 2> [... [, <Line n>]]])
<Text>: Character string Text to display. <Line 2>: Optional character string Text displayed on the second line. <Line n>: Optional character string Text displayed on the Nth line. Remarks Features of the dialog box - The title of the dialog box corresponds to the title of the current window (or page).
 To comply with the system specifications, the title of dialog box is empty by default. To define this title, use NextTitle. - To modify or define the title of dialog box, use NextTitle.
- The message is aligned to the left.
- The button caption depends on the runtime language of Windows.
- The maximum number of characters cannot exceed 4096. If a larger string is passed as parameter, it will be truncated.
- The icon displayed (white cross) cannot be modified.
Line break in the dialog box The CR string (Carriage Return) can be used to force a break to the next line. For example:
Error("An error was detected while entering the address." + CR + ... "Please modify the customer details.")
is equivalent to:
Error("An error was detected while entering the address. ", ... "Please modify the customer details.")
You also have the ability to use the syntax of multiline strings. For example:
Error( [ An error was detected while entering the address. Please modify the customer details. ])
- Timers (TimerSys) are not stopped when this function is called.
Windows events are not stopped when this function is called. You can use the code wizard to enter the function in the code editor. Depending on the characteristics entered in the wizard, the function used can be different in the code that is automatically generated.  DelayBeforeClosing limits the display time of all dialog boxes. The dialog box is automatically closed. For question or confirmation dialog boxes, the default button corresponds to the expected answer.
Versions 18 and later To limit the display duration of an Error dialog box only, use ErrorWithTimeout. New in version 18 To limit the display duration of an Error dialog box only, use ErrorWithTimeout. To limit the display duration of an Error dialog box only, use ErrorWithTimeout. - The caption of the button is displayed in the language used by Windows on the current computer.
This function must not be used: - in the event "Resizing" of the window. Otherwise, the application will be locked.
- in the event "Changing the orientation" of the window.
- in the event "Move to the foreground" associated with the project.
Remark: However, the function can be used in the event "Move to the foreground" of a window. - in a thread.
Versions 25 and later New in version 25Business / UI classification: UI Code
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| | Exemplos Error
NextTitle("Erro 1") Error("Um Erro de Teste") s_descricao_erro is string="isso complemento erro" NextTitle("Erro 2") ErrorBuild("O %1 foi de teste",s_descricao_erro) NextTitle("Erro 3") ErrorWithTimeout(500,"O erro com tempo ")
//Blog com Video e Exemplo http://windevdesenvolvimento.blogspot.com.br/2016/07/curso-windev-funcoes-dialogo-7-error.html https://www.youtube.com/watch?v=aMP2CoIM5Wo
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