YesNo (Function)

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Characteristics of dialog box
Line break in the dialog box
Miscellaneous
Emulation

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YesNo (Function)

In french: OuiNon

Displays a message in a standard dialog box that proposes "Yes" and "No" and returns the user's choice.

To close the window, the user must validate one of the buttons.

The skin template of your project can be applied to this dialog box. See Customizing dialog boxes for more details.

Versions 18 and later

This function is now available in Windows Store apps mode.

New in version 18

This function is now available in Windows Store apps mode.

Versions 21 and later

This function is now available in Universal Windows 10 App mode.

New in version 21

This function is now available in Universal Windows 10 App mode.

Example

// Exit choice
IF YesNo("Do you want to exit from the program?") = Yes THEN
Close()
END

Syntax

Displaying a Yes/No dialog box Hide the details

<Result> = YesNo([<Selected button>, ] <Text> [, <Line 2> [... [, <Line N>]]])

<Result>: Integer constant

Identifies the button selected by the user:
No 0 The [NO] button was chosen by the user
or he has closed the dialog box via the 'X' icon.
Yes 1 The [YES] button was chosen by the user

<Selected button>: Optional integer constant

Button selected by default in the dialog box:
No 0 selected by default
Yes
(Default value) 1 selected by default

<Text>: Character string

Text to display.

<Line 2>: Optional character strings

Text displayed on the following lines.

<Line N>: Optional character strings

Text displayed on the following lines.

Remarks

Characteristics of dialog box

The title of the dialog box corresponds to the title of the current window (or page).
To modify or define the title of dialog box, use NextTitle.

The message is aligned to left.
The captions of buttons depend on the runtime language of Windows.
The maximum number of characters cannot exceed 4096. If a larger string is passed in parameter, it will be truncated.
The icon displayed (exclamation mark) cannot be modified.

To customize this dialog box (as well as all the system dialog boxes of your application), check "Apply the skin template theme to the system windows (Info, YesNo, Confirm, Dialog)" in the "Style" tab of project description. See Customizing dialog boxes for more details.

To customize this dialog box (as well as all system dialog boxes of your application), check "Customize the system windows (Info, YesNo, Confirm, Dialog)" in the "Style" tab of project description. See Customizing dialog boxes for more details.

Line break in the dialog box

The CR string (Carriage Return) can be used to force a break to the next line. For example:

YesNo("The XXX form was modified." + CR + ...
"Do you want to save it before exiting?")

is equivalent to:

YesNo("The XXX form was modified.", ...
"Do you want to save it before exiting?")

Miscellaneous

Timers (TimerSys) are not stopped during the call to this function.
Windows events are not stopped when this function is called.
When typing the function in the code editor, you have the ability to use the code wizard. Depending on the characteristics entered in the wizard, the function used can be different in the code that is automatically generated.
DelayBeforeClosing limits the time required to display the message. The dialog box is automatically closed. For the question or confirmation dialog boxes, the expected answer corresponds to the default button.
The caption of buttons is displayed in the language used by Windows on the current computer.

Emulation

A YesNo message can be emulated by EmulateYesNo.

Business / UI classification : UI Code

Component : wd250obj.dll