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  • Format of collapsed/expanded images
  • Type of collapsed/expanded images
WINDEV
WindowsLinuxUniversal Windows 10 AppJavaReports and QueriesUser code (UMC)
WEBDEV
WindowsLinuxPHPWEBDEV - Browser code
WINDEV Mobile
AndroidAndroid Widget iPhone/iPadApple WatchUniversal Windows 10 AppWindows Mobile
Others
Stored procedures
Modifies an element (node or leaf) in a TreeView control.
Example of TreeView control:
Vocabulary linked to a TreeView control
Example
// Modify the caption of "Desserts" node in the "TREE_RecipeTV" control
Res = TreeModify(TREE_RecipeTV, "Recipes" + TAB + "Desserts", "Ice creams")
// Modify the root image in the "TREE_RecipeTV" control
Res = TreeModify(TREE_RecipeTV, "Recipes", Null, ...
"C:\MyImages\Img1.GIF", "C:\MyImages\Img2.GIF")
Syntax
<Result> = TreeModify(<TreeView Control> , <Path of Element to Modify> , <New Caption> [, <New Collapsed Image> [, <New Expanded Image> [, <New Element Identifier> [, <Tooltip Text>]]]])
<Result>: Boolean
  • True if the element was modified in the TreeView control,
  • False otherwise.
<TreeView Control>: Control name
Name of TreeView control to use.
<Path of Element to Modify>: Character string
Full path of element to modify. This parameter has the following format:
"<Name of Root>" + TAB + ["<Name of 1st Node>" + TAB + ...
["<Name of 2nd Node>" + TAB + [...]]]"<Leaf Name>"
<New Caption>: Character string (with quotes)
  • New caption for the specified element,
  • NULL constant to keep the existing caption.
<New Collapsed Image>: Optional character string or constant
New image associated with the specified element. This image is displayed when this element is collapsed (see the Remarks). This parameter corresponds to:
  • the name and full (or relative) path of image. A UNC path can be used.
  • the constant:
    tvDefault
    (Default value)
    Default image (closed folder): Closed folder
    NullStores the image of specified element
<New Expanded Image>: Optional character string or constant
New image associated with the specified element. This image is displayed when this element is expanded (see the Remarks). This parameter corresponds to:
  • the name and full (or relative) path of image. A UNC path can be used.
  • the constant:
    tvDefault
    (Default value)
    Default image (opened folder): Opened folder
    NullStores the image of specified element
<New Element Identifier>: Character string or integer (optional)
New identifier of element or the NULL constant to keep the identifier of specified element.
Caution: The TAB character cannot be used in the identifiers of elements.
<Tooltip Text>: Optional character string (with quotes)
If this parameter is specified, its content will be displayed in a tooltip when the element is hovered by the mouse cursor. This parameter corresponds to an empty string by default. If no tooltip is associated with the element, the tooltip associated with the TreeView control will be automatically displayed.
Remarks

Format of collapsed/expanded images

WINDEV The following image formats are supported in Windows:
  • Bitmap (*.BMP)
  • Graphics Interchange Format (*.gif)
  • Joint Picture Experts Group (*.jpg ; *.jpeg)
  • Kodak Photo CD (*.pcd)
  • PaintBrush (*.pcx)
  • Adobe Photoshop Format (*.psd)
  • TrueVision TARGA (*.tga)
  • Tagged Image File Format (*.tif ; *.tiff)
    Note: the "tiled tiff" option of the tiff 6.0 standard is not supported. In this case, we advise you to save the image in tiff 5.0 standard.
  • Portable Network Graphics (*.png)
  • Windows MetaFiles (*.emf ; *.wmf)
  • Icons (*.ico ; *.icw)
    Versions 22 and later
    Notes:
    • HQ display (High Quality) available.
    • Management of sheets in transparent BMP format (32 bits).
    New in version 22
    Notes:
    • HQ display (High Quality) available.
    • Management of sheets in transparent BMP format (32 bits).
    Notes:
    • HQ display (High Quality) available.
    • Management of sheets in transparent BMP format (32 bits).
  • Cursors (*.cur)
  • Portable Document Format (*.pdf)
  • Versions 15 and later
    Scalable Vector Graphics (*.svg)
    New in version 15
    Scalable Vector Graphics (*.svg)
    Scalable Vector Graphics (*.svg)
  • Versions 22 and later
    WINDEV images (generated by the image editor, *.WDPIC).
    New in version 22
    WINDEV images (generated by the image editor, *.WDPIC).
    WINDEV images (generated by the image editor, *.WDPIC).
Note: To manage the pdf and svg formats, GDIPLUS.DLL must be installed for the computers running Windows 2000 and earlier. For the later versions, this DLL is supplied with Windows. See GDI+ framework for more details.
Windows Mobile The recognized image formats are as follows: BMP, JPEG, GIF or ICO.
WEBDEV - Server code The recognized image formats are as follows: GIF, JPEG, PNG or SVG (depending on the browsers).

Type of collapsed/expanded images

The images used can be:
The specified image is proportionally resized to 16 x 16 pixels: in most cases, the height of the image corresponds to the height of TreeView row.
WEBDEV - Server code Only the image files can be used. These files must be found in the "<ProjectName>_WEB" directory. These images are not transformed when the page is saved. There is no need to use fWebDir to specify the image path. This path is relative to the "<ProjectName>_WEB" directory.
Note: The size of images should be set to 16 x 16 pixels (size of small icons).
Components
WINDEVReports and Queries wd230obj.dll
WEBDEV - Server code wd230page.dll
Windows Mobile wp230obj.dll
Java wd230java.jar
Linux wd230obj.so
Minimum required version
  • Version 9
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