The different types of buttons in a window

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Overview
Button and tabulation

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The Button control

The different types of buttons in a window

Overview

WINDEV and WINDEV Mobile propose 5 types of buttons. Each one is used to perform a specific type of operation.

Type	Description

Normal	Standard button. Sequence of processes: During a mouse click on a "Normal" button (or when using the associated shortcut): the exit process of current control is run. the click code of button is run. Use mode: The "Normal" buttons must not be used in the windows containing controls. This type of button can be used in the toolbars, in the icon bars or in the windows without edit controls.
Validate	"Default" button of window. Sequence of processes: During a mouse click on a "Validation" button (or when using the associated shortcut): the exit process of current control is run. the click code of button is run. The code of this button is run when pressing the Enter key if: no other window control intercepts the Enter key. no other window control has focus. If two validation buttons are found in the same window, the code run is the code of first "validation" button found according to the tab order of window. Use mode: A VALIDATION button must be used to validate the input in a window. A VALIDATION button must be found in the window as soon as an input can be performed in an edit control. This is the type used for the "OK" buttons. This type of button is not available.
Interrupt	Button used to interrupt the current process. Sequence of processes: During a mouse click on an "Interruption" button (or when using the associated shortcut): the click code of button is run. the button does not keep focus. The focus is given back to the control that was used beforehand. Remark: The exit code of current control is not run during the click on the button. Use mode: An "Interruption" button will be used to call a window (to interrupt the current input without validating) and to resume the input. This is the type used for the "Help" buttons. This type of button is not available.
Cancel	The button and the Esc key have the same action. Sequence of processes: The exit code of current control is not run during the click on the button. The code of this button is run: when pressing the Esc key providing that no other window control intercepts the Esc key. when pressing Alt + F4. when closing the window via the cross. If two cancelation buttons are found in the same window, the code run is the code of first cancelation button found according to the tab order of window. Use mode: A Button control of type "Abandon" will be used to "exit" the window being entered without making any validation.. In an input window, a Button control of type "Abandon" is necessary to abandon the current input without validating it.. This is the type used for the "Cancel" buttons. This type of button is not available.
Help	The Button control has the same action as the F1 key.. The "Click" event of the field is executed (contrary to WINDEV 5.5 operation).. This type of Button control only displays the help window associated with the current field.. A Button control of type Help does not keep the focus. The focus is given back to the control that was used beforehand. Neither the "Exit" event in this field, nor the "Enter" event in the field is executed when clicking on the Button control of type "Help". This type of button is not available.

Summary table:


If your window contains no edit control
Type of button to use	Normal buttons.
If your window contains at least one edit control
Type of button to use	A Validation button. A Cancelation button. A Help button (if the controls have associated help windows). All the other buttons are Interruption buttons.

Button and tabulation

According to the Windows standards, the tabulation key (Tab key) is used to move from a control (in edit) to another one.

You also have the ability to move from a control (in edit) to another one with the Enter key: to do so, no active button found in the window must be a Validation button and no control must be associated with the Enter key.

The management via Tab key is not available.