# SalTreeControl

Namespace: **PPJ.Runtime.Windows**

Assembly: **PPJ.Web.49** (4.9.0.0)

* [Control](https://docs.wisej.com/api?q=wisej.web.control)
  * [TreeView](https://docs.wisej.com/api?q=wisej.web.treeview)
    * [SalTreeControl](https://docs.wisej.com/extensions/ppj.web.49/controls/saltreecontrol/README.md)

TreeView implementation.

{% tabs %}
{% tab title="C#" %}

```csharp
public class SalTreeControl : TreeView, ISalWindow, ISalControl
```

{% endtab %}

{% tab title="VB.NET" %}

```visual-basic
Public Class SalTreeControl
    Inherits TreeView
    Implements ISalWindow, ISalControl
```

{% endtab %}
{% endtabs %}

## Constructors

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SalTreeControl()

Constructs a SalTreeControl object.

## Properties

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)Label

[Control](https://docs.wisej.com/api?q=wisej.web.control): Returns/Sets the label associated with this control.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)NamedProperties

[SalNamedProperties](https://docs.wisej.com/extensions/ppj.web.49/general/ppj.runtime.windows.salnamedproperties.md): Returns the collection of named properties.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)ShowRoot

[Boolean](https://docs.microsoft.com/en-us/dotnet/api/system.boolean): Shows the root node.

## Methods

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)BringWindowToTop()

Brings a window to the top of all overlapping windows.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)CenterWindow()

Centers a window. If the window is a top-level window, it centers it on the desktop. If the window is a child window, it centers it on top of its parent.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)Clear()

Clears the value from a data field, multi line field, or table window column.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)ClearCursor(nType)

Clears a window's cursor.

| Parameter | Type                                                                                     | Description |
| --------- | ---------------------------------------------------------------------------------------- | ----------- |
| **nType** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)CollapseItem(hItem)

Collapse a tree item. If the tree item handle is 0, then the top level tree items of the tree control are collapsed.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)DeleteItem(hItem)

Removes a tree item from a tree control. All child items of the tree item are also removed.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the item was deleted successfully.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)DemoteItem(hItem)

Moves a tree item so it becomes the child of its previous sibling. This function will fail if the tree item has no previous sibling.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)DestroyWindow()

Destroys a form window, a top-level table window, or a modeless dialog box created with SalCreateWindow.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)DisableWindow()

Disables keyboard and mouse input to a window. If the window contains text (for example, a push button), the text is grayed. If the window is a data field, it cannot receive the focus.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)DisableWindowAndLabel()

Disables keyboard and mouse input to a window and grays out its associated label. A label is the label control that immediately precedes the window in the outline. The label control must have a mnemonic. If the window contains text (for example, a push button), the text is grayed. If the window is a data field, it cannot receive the focus.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)EditItem(hItem)

Allows the user to edit the value of the tree item's label. SAM\_Validate is sent to the tree control when the edit control loses focus with wParam indicating the handle to the tree item.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if edit has been activated.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)EnableItem(hItem, bEnable)

Enables the tree item when *bEnable* is true, disables the tree item when *bEnable* is false.

| Parameter   | Type                                                                                       | Description                                                       |
| ----------- | ------------------------------------------------------------------------------------------ | ----------------------------------------------------------------- |
| **hItem**   | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md)   | Handle to the tree item.                                          |
| **bEnable** | [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md) | Set to TRUE to enable the item. Set to FALSE to disable the item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). previous state of the item before this function was called. TRUE if it was enabled, FALSE if it was disabled.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)EnableWindow()

Enables keyboard and mouse input to a window.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)EnableWindowAndLabel()

Enables keyboard and mouse input to a window and enables its associated label as well. A label is the label control that immediately precedes the window in the outline.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)ExpandItem(hItem)

Expand a tree item. If the tree item handle is 0, then the top level tree items of the tree control are expanded.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)FindChild(windowName)

This function finds a child window of a given name in the specified window.

| Parameter      | Type                                                                                     | Description |
| -------------- | ---------------------------------------------------------------------------------------- | ----------- |
| **windowName** | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) |             |

**Returns:** [SalWindowHandle](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salwindowhandle.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)FindItemByData(hItem, nData)

Finds a tree item by its Object Data. Returns 0 if not found. Searches the child items of the tree item handle argument(hItem). If the handle is 0, searches the top level tree items.

| Parameter | Type                                                                                     | Description               |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------- |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item.  |
| **nData** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Data of the item to find. |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md). Handle of the tree item whose Data matches the nData parameter.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)FindItemByTitle(hItem, sTitle)

Finds a tree item by its object title. Returns 0 if not found. Searches the child items of the tree item handle argument. If the handle is 0, searches the top level tree items.

| Parameter  | Type                                                                                     | Description                |
| ---------- | ---------------------------------------------------------------------------------------- | -------------------------- |
| **hItem**  | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item.   |
| **sTitle** | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) | Title of the item to find. |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md). Handle of the item whose title matches the sTitle parameter.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)FireWindowActions(msg, mywParam, mylParam)

Dispatches the specified message (Window Actions) directly to the control's WindowActions event handlers, without going through Windows message loop.

| Parameter    | Type                                                                                     | Description |
| ------------ | ---------------------------------------------------------------------------------------- | ----------- |
| **msg**      | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **mywParam** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **mylParam** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)FormUnitsToPixels(formUnits, vertical)

Computes the number of pixels in the number of form units. Form units are a unit of measurement used by functions which move and position objects. Form units are computed using physical units (pixels) in conjunction with the window's font size.

| Parameter     | Type                                                                                       | Description |
| ------------- | ------------------------------------------------------------------------------------------ | ----------- |
| **formUnits** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md)   |             |
| **vertical**  | [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md) |             |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetClassName()

Return the name of a window's class as a string.

**Returns:** [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetControlType()

Returns an object's type.

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetDataType()

Returns a data field's or table window column's data type.

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetFirstChild(typeMask)

Returns the handle of the first child window of the specified type. You can use this function to get the handles of MDI child windows.

| Parameter    | Type                                                                                     | Description |
| ------------ | ---------------------------------------------------------------------------------------- | ----------- |
| **typeMask** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalWindowHandle](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salwindowhandle.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetFirstItem(hItem)

Gets the first child tree item of the passed tree item handle. Returns 0 if not found. If the handle is 0, returns the first child of the tree control.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md). Handle of the tree item.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetFont(name, size, enhancement)

| Parameter       | Type                                                                             | Description |
| --------------- | -------------------------------------------------------------------------------- | ----------- |
| **name**        | [SalString&](https://web-api.iceteagroup.com/ppj.web.49/controls/saltreecontrol) |             |
| **size**        | [SalNumber&](https://web-api.iceteagroup.com/ppj.web.49/controls/saltreecontrol) |             |
| **enhancement** | [SalNumber&](https://web-api.iceteagroup.com/ppj.web.49/controls/saltreecontrol) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetItemCount(hItem)

Gets the number of child items. If the handle argument is 0, then number of first level child items is returned.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md). Number of items.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetItemData(hItem)

Returns the numeric value assigned to the tree item.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md). Numeric value assigned to the tree item.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetItemParent(hItem)

Returns the handle of hItem's parent, or 0 if hItem is a top level child of the tree control.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md). Handle of hItem's parent.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetItemText(hItem)

Returns the string title of the item.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md). String title of the item.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetItemTooltip(hItem)

Returns the current tooltip for the tree item.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md). Current tooltip for the tree item.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetLabel()

Retrieves the window handle of the label (label control) that is associated with the hWndTarget parameter. There must be a mnemonic in that label, and it must immediately precede hWndTarget in the outline, or this function will fail.

**Returns:** [SalWindowHandle](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salwindowhandle.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetLabelText(sText, nMaxLength)

| Parameter      | Type                                                                                     | Description |
| -------------- | ---------------------------------------------------------------------------------------- | ----------- |
| **sText**      | [SalString&](https://web-api.iceteagroup.com/ppj.web.49/controls/saltreecontrol)         |             |
| **nMaxLength** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetLabelText(nMaxLength)

Retrieves the text of the label associated to a control. Important: The label control does not require a mnemonic for the functions listed above to operate.

| Parameter      | Type                                                                                     | Description |
| -------------- | ---------------------------------------------------------------------------------------- | ----------- |
| **nMaxLength** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetLocation(x, y)

| Parameter | Type                                                                             | Description |
| --------- | -------------------------------------------------------------------------------- | ----------- |
| **x**     | [SalNumber&](https://web-api.iceteagroup.com/ppj.web.49/controls/saltreecontrol) |             |
| **y**     | [SalNumber&](https://web-api.iceteagroup.com/ppj.web.49/controls/saltreecontrol) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetName(text)

| Parameter | Type                                                                             | Description |
| --------- | -------------------------------------------------------------------------------- | ----------- |
| **text**  | [SalString&](https://web-api.iceteagroup.com/ppj.web.49/controls/saltreecontrol) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetName()

Gets the name of an object.

**Returns:** [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetNextChild(typeMask)

Returns the handle of the next child window that matches a specified type.

| Parameter    | Type                                                                                     | Description |
| ------------ | ---------------------------------------------------------------------------------------- | ----------- |
| **typeMask** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalWindowHandle](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salwindowhandle.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetNextItem(hItem)

Gets the next sibling tree item of the passed tree item handle. Returns 0 if there are no more sibling tree items.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md). Handle of the next tree item.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetParent()

Returns the handle of an object's parent window.

**Returns:** [SalWindowHandle](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salwindowhandle.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetPrevItem(hItem)

Gets the previous sibling tree item of the passed tree item handle. Returns 0 if there are no more sibling items.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md). Handle of the previous tree item.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetProperty(name, value)

| Parameter | Type                                                                                     | Description |
| --------- | ---------------------------------------------------------------------------------------- | ----------- |
| **name**  | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) |             |
| **value** | [SalString&](https://web-api.iceteagroup.com/ppj.web.49/controls/saltreecontrol)         |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetProperty(name)

Gets the value of a named property.

| Parameter | Type                                                                                     | Description |
| --------- | ---------------------------------------------------------------------------------------- | ----------- |
| **name**  | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) |             |

**Returns:** [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetSelectedItem()

Returns the handle to the selected tree item, or 0 if no item is selected.

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md). Handle to the selected tree item, or 0 if no item is selected.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetSize(width, height)

| Parameter  | Type                                                                             | Description |
| ---------- | -------------------------------------------------------------------------------- | ----------- |
| **width**  | [SalNumber&](https://web-api.iceteagroup.com/ppj.web.49/controls/saltreecontrol) |             |
| **height** | [SalNumber&](https://web-api.iceteagroup.com/ppj.web.49/controls/saltreecontrol) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetText(text, maxLen)

| Parameter  | Type                                                                                     | Description |
| ---------- | ---------------------------------------------------------------------------------------- | ----------- |
| **text**   | [SalString&](https://web-api.iceteagroup.com/ppj.web.49/controls/saltreecontrol)         |             |
| **maxLen** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetText(maxLen)

Retrieves the text of a window.

| Parameter  | Type                                                                                     | Description |
| ---------- | ---------------------------------------------------------------------------------------- | ----------- |
| **maxLen** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetWindowColor(colorIndex)

Gets a window's color.

| Parameter      | Type                                                                                     | Description |
| -------------- | ---------------------------------------------------------------------------------------- | ----------- |
| **colorIndex** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)GetWindowState()

Returns a window's current state.

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)HideWindow()

Hides a window.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)HideWindowAndLabel()

Hides a window and its associated label.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)InsertItem(hItem, nIndex, sTitle)

Inserts a tree item into the tree control. The new item will be a child of *hItem* . If *hItem* is 0, the tree item is added as a top level child of the tree control. If *nIndex* is greater than or equal to the number of child items, or if *nIndex* is less than zero, the new item is appended.

| Parameter  | Type                                                                                     | Description                                                       |
| ---------- | ---------------------------------------------------------------------------------------- | ----------------------------------------------------------------- |
| **hItem**  | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle of the tree item which will be the parent of the new item. |
| **nIndex** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Index to insert (starting at zero).                               |
| **sTitle** | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) | Title of the new item.                                            |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md). Handle of the newly created item.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)InvalidateWindow()

Causes a window to be repainted.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)IsDerivedFromClass(typeClass)

Determines whether a window is an instance of the specified class.

| Parameter     | Type                                                            | Description |
| ------------- | --------------------------------------------------------------- | ----------- |
| **typeClass** | [Type](https://docs.microsoft.com/en-us/dotnet/api/system.type) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)IsEnabled()

Determines whether a window is enabled for mouse and keyboard input.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)IsModified()

Returns the setting of the Field Edit Flag for a data field, multi line field, combo box, table window's context row cell, or picture.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)IsVisible()

Determines whether a window is currently visible.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)ItemHasCheckBox(hItem)

Returns true if the tree item has a checkbox displayed.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the item has a checkbox displayed, FALSE if not.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)ItemIsChecked(hItem)

Returns true if the item checkbox is checked. Returns false if the checkbox is not displayed.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the checkbox is checked. If the checkbox is not checked, or is not displayed, bIsChecked is FALSE.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)ItemIsExpanded(hItem)

Returns whether the item is expanded.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the item is expanded, FALSE if not.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)ItemIsSelected(hItem)

Returns whether the item is selected.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the item is selected, FALSE if not.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)ItemsHaveCheckBoxes()

Returns true if the tree shows checkboxes next to the items.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the items have a checkbox displayed, FALSE if not.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)KillTimer(idEvent)

Destroys an object's system timer.

| Parameter   | Type                                                                                     | Description |
| ----------- | ---------------------------------------------------------------------------------------- | ----------- |
| **idEvent** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)MoveDownItem(hItem)

Moves a tree item downward. This functions fails if the tree item is the last child of its parent.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)MoveItem(hItem, hParentItem, nPosition)

Moves a tree node and all its sub-nodes to a new location in the tree control.

| Parameter       | Type                                                                                     | Description                                                                |
| --------------- | ---------------------------------------------------------------------------------------- | -------------------------------------------------------------------------- |
| **hItem**       | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item.                                                   |
| **hParentItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the new parent tree item.                                        |
| **nPosition**   | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Position in the new parents list of children to place the new child (0-n). |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)MoveUpItem(hItem)

Moves a tree item upward . This functions fails if the tree item is the first child of its parent.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)MoveWindow(xOffset, yOffset)

Moves a window a given number of form units on the X and Y axes relative to its current position.

| Parameter   | Type                                                                                     | Description |
| ----------- | ---------------------------------------------------------------------------------------- | ----------- |
| **xOffset** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **yOffset** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)PixelsToFormUnits(numPixels, vertical)

Computes the number of form units based on the number of pixels. Form units are a unit of measurement used by functions that move and position objects. Form units are computed using physical units (pixels) in conjunction with a window's font sizes.

| Parameter     | Type                                                                                       | Description |
| ------------- | ------------------------------------------------------------------------------------------ | ----------- |
| **numPixels** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md)   |             |
| **vertical**  | [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md) |             |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)PostMessage(msg, mywParam, mylParam)

Posts the specified message to a window by adding nMsg to hWndReceiver's message queue.

| Parameter    | Type                                                                                     | Description |
| ------------ | ---------------------------------------------------------------------------------------- | ----------- |
| **msg**      | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **mywParam** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **mylParam** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)PromoteItem(hItem)

Moves a tree item so it becomes the sibling of its parent. This functions fails if the tree item has no grandparent.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)Reset(bRemove)

Clears a tree control with the option to retain or destroy design-time nodes.

| Parameter   | Type                                                                                       | Description                                                                                                 |
| ----------- | ------------------------------------------------------------------------------------------ | ----------------------------------------------------------------------------------------------------------- |
| **bRemove** | [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md) | TRUE = Remove all nodes. FALSE = Remove nodes created dynamically; the tree goes back to the initial state. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it does not succeed.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SendMessage(msg, mywParam, mylParam)

Sends the specified message to a window. SalSendMsg does not return until the processing for the message is complete.

| Parameter    | Type                                                                                     | Description |
| ------------ | ---------------------------------------------------------------------------------------- | ----------- |
| **msg**      | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **mywParam** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **mylParam** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SendMessageToChildren(msg, mywParam, mylParam)

Sends a message to all child items of a form window, dialog box, table window, or MDI window.

| Parameter    | Type                                                                                     | Description |
| ------------ | ---------------------------------------------------------------------------------------- | ----------- |
| **msg**      | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **mywParam** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **mylParam** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetContextMenu(sMenuName, nFlags)

Defines a named popup menu that displays automatically when a window receives SAM\_ContextMenu.

| Parameter     | Type                                                                                     | Description |
| ------------- | ---------------------------------------------------------------------------------------- | ----------- |
| **sMenuName** | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) |             |
| **nFlags**    | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetContextMenu(menuType, flags)

Defines a named popup menu that displays automatically when a window receives SAM\_ContextMenu.

| Parameter    | Type                                                                                     | Description |
| ------------ | ---------------------------------------------------------------------------------------- | ----------- |
| **menuType** | [Type](https://docs.microsoft.com/en-us/dotnet/api/system.type)                          |             |
| **flags**    | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetCursor(nResourceId, nType)

Sets a window's cursor.

| Parameter       | Type                                                                                     | Description |
| --------------- | ---------------------------------------------------------------------------------------- | ----------- |
| **nResourceId** | [Int32](https://docs.microsoft.com/en-us/dotnet/api/system.int32)                        |             |
| **nType**       | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetCursor(sBlob, nType)

Sets a window's cursor from a string variable.

| Parameter | Type                                                                                     | Description |
| --------- | ---------------------------------------------------------------------------------------- | ----------- |
| **sBlob** | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) |             |
| **nType** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetCursorFile(sFile, nType)

Sets an application-defined cursor for the specified window. Use this function to set the cursor from an image stored in a file.

| Parameter | Type                                                                                     | Description |
| --------- | ---------------------------------------------------------------------------------------- | ----------- |
| **sFile** | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) |             |
| **nType** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetFocus()

Sets the focus to a specified window.

**Returns:** [SalWindowHandle](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salwindowhandle.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetFont(name, size, enhancement)

Sets a window's font, font size, and font enhancements.

| Parameter       | Type                                                                                     | Description |
| --------------- | ---------------------------------------------------------------------------------------- | ----------- |
| **name**        | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) |             |
| **size**        | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **enhancement** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetItemChecked(hItem, bChecked)

Sets or clears the checkbox. If the checkbox is not displayed, this function has no effect.

| Parameter    | Type                                                                                       | Description                                                  |
| ------------ | ------------------------------------------------------------------------------------------ | ------------------------------------------------------------ |
| **hItem**    | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md)   | Handle to the tree item.                                     |
| **bChecked** | [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md) | TRUE to set the box as checked, FALSE to clear the checkbox. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetItemData(hItem, nValue)

Sets the numeric value of the tree item.

| Parameter  | Type                                                                                     | Description              |
| ---------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem**  | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |
| **nValue** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Value to set.            |

**Returns:** [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md). Value that was previously assigned to the tree item.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetItemEditable(hItem, bEditable)

Sets whether the tree item's label can be edited. If bEditable is true, the label can be edited.

| Parameter     | Type                                                                                       | Description                           |
| ------------- | ------------------------------------------------------------------------------------------ | ------------------------------------- |
| **hItem**     | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md)   | Handle to the tree item.              |
| **bEditable** | [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md) | Whether to enable or disable editing. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetItemFontEnh(hItem, nFontEnh)

Sets the font enhancement for a tree item.

| Parameter    | Type                                                                                     | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |
| ------------ | ---------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **hItem**    | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
| **nFontEnh** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Font mask. Combine the following: [FONT\_EnhDefault](https://docs.wisej.com/extensions/ppj.web.49/general/ppj.runtime.sys.md#fields), [FONT\_EnhNormal](https://docs.wisej.com/extensions/ppj.web.49/general/ppj.runtime.sys.md#fields), [FONT\_EnhItalic](https://docs.wisej.com/extensions/ppj.web.49/general/ppj.runtime.sys.md#fields), [FONT\_EnhUnderline](https://docs.wisej.com/extensions/ppj.web.49/general/ppj.runtime.sys.md#fields), [FONT\_EnhBold](https://docs.wisej.com/extensions/ppj.web.49/general/ppj.runtime.sys.md#fields). |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetItemImage(hItem, bSelected, sImageFile)

Sets the image of a tree item. If the *bSelected* parameter is true, the selected image is set; otherwise the non-selected image is set.

| Parameter      | Type                                                                                       | Description                                                    |
| -------------- | ------------------------------------------------------------------------------------------ | -------------------------------------------------------------- |
| **hItem**      | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md)   | Handle to the tree item.                                       |
| **bSelected**  | [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md) | If TRUE, use selected image. If FALSE, use non-selected image. |
| **sImageFile** | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md)   | Filename of the image.                                         |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetItemImageFromBinary(hItem, bSelected, nFormat, bPicture)

Sets the image of a tree item. If the *bSelected* parameter is true, the selected image is set; otherwise the non-selected image is set.

| Parameter     | Type                                                                                       | Description                                                                                                                                                                                                                                                                                                                                     |
| ------------- | ------------------------------------------------------------------------------------------ | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **hItem**     | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md)   | Handle to the tree item.                                                                                                                                                                                                                                                                                                                        |
| **bSelected** | [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md) | If TRUE, use selected image. If FALSE, use non-selected image.                                                                                                                                                                                                                                                                                  |
| **nFormat**   | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md)   | The format of the picture contents: [PIC\_FormatBitmap](https://docs.wisej.com/extensions/ppj.web.49/general/ppj.runtime.sys.md#fields), [PIC\_FormatIcon](https://docs.wisej.com/extensions/ppj.web.49/general/ppj.runtime.sys.md#fields), [PIC\_FormatObject](https://docs.wisej.com/extensions/ppj.web.49/general/ppj.runtime.sys.md#fields) |
| **bPicture**  | [SalBinary](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salbinary.md)   | The image data to be assigned to the tree node.                                                                                                                                                                                                                                                                                                 |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetItemImageFromResource(hItem, bSelected, tResource)

Sets the image of a tree item. If the *bSelected* parameter is true, the selected image is set; otherwise the non-selected image is set.

| Parameter     | Type                                                                                         | Description                                                    |
| ------------- | -------------------------------------------------------------------------------------------- | -------------------------------------------------------------- |
| **hItem**     | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md)     | Handle to the tree item.                                       |
| **bSelected** | [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md)   | If TRUE, use selected image. If FALSE, use non-selected image. |
| **tResource** | [SalResource](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salresource.md) | Resource object.                                               |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetItemText(hItem, sText)

Sets the title of the item.

| Parameter | Type                                                                                     | Description                                  |
| --------- | ---------------------------------------------------------------------------------------- | -------------------------------------------- |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item.                     |
| **sText** | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) | Text to set as the title for this tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetItemTextColor(hItem, nColor)

Sets the text color of the tree item.

| Parameter  | Type                                                                                     | Description              |
| ---------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem**  | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |
| **nColor** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Color to set.            |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetItemTooltip(hItem, sTooltip)

Sets the tooltip for the tree item.

| Parameter    | Type                                                                                     | Description              |
| ------------ | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem**    | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |
| **sTooltip** | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) | Tooltip text.            |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetLabelText(sText)

Sets the text of the associated label control.

| Parameter | Type                                                                                     | Description |
| --------- | ---------------------------------------------------------------------------------------- | ----------- |
| **sText** | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetLocation(x, y)

Moves a window to a new position (x, y) on the X and Y axes.

| Parameter | Type                                                                                     | Description |
| --------- | ---------------------------------------------------------------------------------------- | ----------- |
| **x**     | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **y**     | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetModified(bSet)

Sets or clears the field edit flag for an editable data field, combo box, multi line text field, table window column, or picture.

| Parameter | Type                                                                                       | Description |
| --------- | ------------------------------------------------------------------------------------------ | ----------- |
| **bSet**  | [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetProperty(name, value, length)

Sets the value of a named property.

| Parameter  | Type                                                                                     | Description |
| ---------- | ---------------------------------------------------------------------------------------- | ----------- |
| **name**   | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) |             |
| **value**  | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) |             |
| **length** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetSelectedItem(hItem)

Selects a tree item.

| Parameter | Type                                                                                     | Description              |
| --------- | ---------------------------------------------------------------------------------------- | ------------------------ |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) | Handle to the tree item. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetSize(width, height)

Resizes a window.

| Parameter  | Type                                                                                     | Description |
| ---------- | ---------------------------------------------------------------------------------------- | ----------- |
| **width**  | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **height** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetText(text)

Sets the text of a window.

| Parameter | Type                                                                                     | Description |
| --------- | ---------------------------------------------------------------------------------------- | ----------- |
| **text**  | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetTimer(idEvent, elapseMilliSec)

Creates a system timer for a given object. When a timer event occurs, sends SAM\_Timer messages to the object in specified intervals. Timers are a limited global resource. Your application must check the value returned by SalTimerSet to verify that the timer was created.

| Parameter          | Type                                                                                     | Description |
| ------------------ | ---------------------------------------------------------------------------------------- | ----------- |
| **idEvent**        | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **elapseMilliSec** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)SetWindowColor(colorIndex, color)

Sets a window's color.

| Parameter      | Type                                                                                     | Description |
| -------------- | ---------------------------------------------------------------------------------------- | ----------- |
| **colorIndex** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **color**      | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)ShowItemCheckBox(hItem, bShow)

Shows or hides the checkbox for a tree item.

| Parameter | Type                                                                                       | Description                                  |
| --------- | ------------------------------------------------------------------------------------------ | -------------------------------------------- |
| **hItem** | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md)   | Handle to the tree item.                     |
| **bShow** | [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md) | TRUE to show the checkbox, FALSE to hide it. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)ShowItemsCheckBoxes(bShow)

Shows or hides the checkboxes for the tree control.

| Parameter | Type                                                                                       | Description                                    |
| --------- | ------------------------------------------------------------------------------------------ | ---------------------------------------------- |
| **bShow** | [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md) | TRUE to show the checkboxes, FALSE to hide it. |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md). TRUE if the function succeeds and FALSE if it fails.

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)ShowWindow()

Makes a window visible.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)ShowWindowAndLabel()

Makes a window and its associated label visible. A label is the label control that immediately precedes the window in the outline.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)TrackPopupMenu(menuName, flags, x, y)

Creates pop-up menus at runtime.

| Parameter    | Type                                                                                     | Description |
| ------------ | ---------------------------------------------------------------------------------------- | ----------- |
| **menuName** | [SalString](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salstring.md) |             |
| **flags**    | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **x**        | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **y**        | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)TrackPopupMenu(menuType, flags, x, y)

Creates pop-up menus at runtime.

| Parameter    | Type                                                                                     | Description |
| ------------ | ---------------------------------------------------------------------------------------- | ----------- |
| **menuType** | [Type](https://docs.microsoft.com/en-us/dotnet/api/system.type)                          |             |
| **flags**    | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **x**        | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |
| **y**        | [SalNumber](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salnumber.md) |             |

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)UpdateWindow()

Forces the update of a window.

**Returns:** [SalBoolean](https://docs.wisej.com/extensions/ppj.web.49/types/ppj.runtime.salboolean.md).

## Events

### ![](https://620403885-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrwxBtXkZ9hhQWYdbGhAV%2Fuploads%2FCKg4odMPj9bBKavXG5j4%2Finstance.png?alt=media\&token=2ac4a01b-785e-4197-b802-d5aae2250f90)WindowActions

[WindowActionsEventHandler](https://web-api.iceteagroup.com/ppj.web.49/controls/saltreecontrol) Window Actions

## Implements

| Name                                                                                                      | Description                                                                        |
| --------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------- |
| [ISalControl](https://docs.wisej.com/extensions/ppj.web.49/interfaces/ppj.runtime.windows.isalcontrol.md) | All SAL controls implement this interface.                                         |
| [ISalWindow](https://docs.wisej.com/extensions/ppj.web.49/interfaces/ppj.runtime.windows.isalwindow.md)   | All Sal windows (Child windows, Forms, Dialogs and MDIs) implement this interface. |