Rules and Standards

CAA V5 Ergonomics Rules - Part 4

Visual Design
Technical Article

4. Visual Design

4.1 Design of Visual Elements
4.2 User Interface Text
4.3 Design of Graphic Images

4.1 Design of Visual Elements

4.1.1 Visual States for Controls

Win Web
Rule 4.1.1.1: If a control or an item is not available (because the command or the data associated is not available), it must be displayed with an unavailable appearance (grayed).

 

  Web
Rule 4.1.1.2: Unavailable state for a button is like this:

 

  Web
Rule 4.1.1.3: Normal state for a button is like this:

 

  Web
Rule 4.1.1.4: Default button state is like this:

 

  Web
Rule 4.1.1.5: Pressed state for a button is like this:

 

  Web
Rule 4.1.1.6: Main buttons are center aligned in the bottom of the component

Example:

 

  Web
Rule 4.1.1.7: For main buttons, there is a horizontal line like this:

 

  Web
Rule 4.1.1.8: Additional buttons are left aligned within a component zone

Example:

4.1.2 Component Elements Style

  Web
Rule 4.1.2.1: For each component, there is a title within a banner

 

  Web
Rule 4.1.2.2: Tabs look like this:

 

  Web
Rule 4.1.2.3: There is no rectangular border all around a component.

 

  Web
Rule 4.1.2.4: These lines are used to visualize frontiers between two components or two zones within a component :

 

  Web
Rule 4.1.2.5: A table header has specific background color like this:

 

  Web
Rule 4.1.2.6: In a table, row color changes every two rows like this:

 

  Web
Rule 4.1.2.7: In a table, every column has a border vertical line on right side. There is no border all around a cell.

 

  Web
Rule 4.1.2.8: If sorting is available for a table, there is this visual indicator.

Sort is available: Ascending sort: Descending sort:

 

  Web
Rule 4.1.2.9: If the warning icon is used, it is located on the right side of the item like this:

 

  Web
Rule 4.1.2.10: If a component zone has a sub-title, it is like this:

Example: zone sub-title "1-Domain"

 

  Web
Rule 4.1.2.11: If there is a specific toolbar for a component zone, it is integrated in the right side of this zone, over the zone background.

Example: There is a toolbar for the "Search" zone and another one for the "Result" zone.

4.2 User Interface Text

4.2.1 Terminology

Win Web
Rule 4.2.1.1: For each object, use only one term, to maintain the interface consistency

Example

Correct Incorrect
Save Commit
Configurable View CO or CV
Search Query

 

Win Web
Rule 4.2.1.2: Use a common vocabulary, generic and easy to understand. Do not use any computer vocabulary.

 

Win Web
Rule 4.2.1.3: Translate all the object names and commands into professional vocabulary known by the end-user.

Example

Correct Incorrect
Planes
Products
Plane Version
Product Root Class
Product PRC
Product Container CATProd Cont

 

Win Web
Rule 4.2.1.4: Texts in labels respects the rules of vocabulary and grammar of title of books.
  • In English, the first letter of each word is a capital letter except articles, conjunctions and preposition not positioned at the begin of the end of the sentence. (ex : New Folder, Go To, Select All, Table of Contents).
  • In French, only the first letter of the first word is a capital letter
    ex: Nouveau dossier, Aller à, Sélectionner tout, Collage spécial

 

Win Web
Rule 4.2.1.5: There is no abbreviation in labels.

Example

Correct Incorrect
Action IDX_Action
Item VPM_Item

 

Win Web
Rule 4.2.1.6: The only authorized characters are letters and space and "..." [1].

Remark

[1] In a menu, "..." indicates that the command will not terminate immediately. The users expect a continuation in the dialog sequence (for example a dialog box)

Win Web
Rule 4.2.1.7: Avoid redundances in dialog boxes titles.

Example

Correct Incorrect
AreaTitle.gif (862 bytes) AreaCreationTitle.gif (933 bytes)
The title describes the content of the dialog box.
This dialog box can appears both during the creation or the edition.
Once selected the "Area" command for the creation, the word creation is redondant.

 

Win Web
Rule 4.2.1.8: The dialog box title is the name of the related command (or slight modification).

Example

Correct Incorrect
CorrectTooltip.gif (1200 bytes)
CorrectTitle.gif (5286 bytes)Name of the command of creation of a product and its dialox box are consistent.
CorrectTooltip.gif (1200 bytes)
IncorrectTitle.gif (5352 bytes)
Title of the dialog box has no relation with the command.

4.2.2 Font and Size

  Web
Rule 4.2.2.1: Default text uses default font, regular style and normal size. Do not use bold style.

 

  Web
Rule 4.2.2.2: Selected text is white highligted over red background.

Example:

 

  Web
Rule 4.2.2.3: Title banner is larger font size, and bold style. Do not use italic style.

Example:

 

Web
Rule 4.2.2.4: A table header text is bold style and white color.

Example:

4.3 Design of Graphic Images

4.3.1 Icon Design

Win Web
Rule 4.3.1.1: The sizes of the icons are:
Graphical Object Useful drawing size [1]
Command icon in normal size (P1 style [2]) 22x22 (minus a frame of 1 pixel around)
Command icon in small size (P1 style[2]) 16x16 - 1 pixel at the top left corner (Does Not Apply To: WebTop, JavaTop)
Mask 10x10 - 1 pixel at the top left corner
Tree node 16x16 - 1 pixel at the top left corner

Remarks

Win Web
Rule 4.3.1.2: An icon has a single meaning. (If two similar command icons are identical, they perform the same action)

Example

Correct Incorrect
Different icons for "Standard Print" and "Captured Image Print" (for Save and Copy too)

or

Use the same command (for Save and Copy too).

SameIconForDoubleMeaning.gif (10202 bytes)
Same Save Print icon for Document Save and Capture Save
Same Icon Print icon for Document Print and Capture Print
Same Icon Copy icon for Selection Copy and Capture Copy

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History

Version: 1 [Jan 2000] Document created
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