Class

MobilePDFViewer

Description

Displays PDF content.

Events

Name

Parameters

Returns

Closing

Opening

Enumerations

MobilePDFViewer.DisplayModes

DisplayModes

The differen ways in which pages can be displayed.

Name

SinglePageContinuous

SinglePage

TwoUpContinuous

TwoUp

Property descriptions

MobilePDFViewer.AccessibilityHint

AccessibilityHint As String

The accessibility hint is a longer description that is read aloud when VoiceOver is enabled.

Me.AccessibilityHint = "Click to calculate the value and display the next screen."

MobilePDFViewer.AccessibilityLabel

AccessibilityLabel As String

The accessibility label of of a control is a short name that is read aloud when VoiceOver is enabled.

Me.AccessibilityLabel = "Calculate the value."

MobilePDFViewer.BackgroundColor

BackgroundColor As ColorGroup

The color of the background of the thumbnail viewer section if displayed.

MobilePDFViewer.Content

Content As String

The text (if any) on the pages.

This property is read-only.

MobilePDFViewer.ControlCount

ControlCount As Integer

The number of child controls in the control.

This property is read-only.

Important

This property is supported for iOS only.

MobilePDFViewer.DisplayMode

DisplayMode As MobilePDFViewer.DisplayModes

The layout format used to display pages.

MobilePDFViewer.Document

Document As FolderItem

The PDF file being displayed.

MobilePDFViewer.Enabled

Enabled As Boolean

Indicates whether the control is enabled or disabled.

Disable the control:

PDFViewer1.Enabled = False

MobilePDFViewer.HasThumbnails

HasThumbnails As Boolean

Controls whether or not the thumbnail pane is displayed.

This must be set either using the Inspector or in the Opening event.

MobilePDFViewer.Height

Height As Integer

The height of the control.

This property is read-only on iOS.

MobilePDFViewer.Left

Left As Integer

The left position of the control.

This property is read-only on iOS.

MobilePDFViewer.LockBottom

LockBottom As Boolean

Determines whether the bottom edge of the control should stay at a set distance from the bottom edge of the parent control, if there is one, or the owning screen.

Important

This property is not currently supported for iOS. Use constraints instead.

This property can be set in the control's Inspector. The following example sets it in code.

Me.LockBottom = True

MobilePDFViewer.LockLeft

LockLeft As Boolean

Determines whether the left edge of the control should stay at a set distance from the left edge of the parent control, if there is one, or the owning screen.

LockLeft and Locktop default to True when you add a new control to a screen. Existing controls will be altered only if LockRight and/or LockBottom are not set. LockLeft has no effect unless LockRight is True.

Important

This property is not currently supported for iOS. Use constraints instead.

This property can be set in the control's Inspector. The following example sets it in code.

Me.LockLeft = True

MobilePDFViewer.LockRight

LockRight As Boolean

Determines whether the right edge of the control should stay at a set distance from the right edge of the parent control, if there is one, or the owning screen.

Important

This property is not currently supported for iOS. Use constraints instead.

This property can be set in the control's Inspector. The following example sets it in code.

Me.LockRight = True

MobilePDFViewer.LockTop

LockTop As Boolean

Determines whether the top edge of the control should stay at a set distance from the top edge of the parent control, if there is one, or the owning screen.

LockTop and LockLeft default to True when you add a control to a screen. Existing controls will be altered only if LockRight and/or LockBottom are not set. LockTop has no effect unless LockBottom is True.

Important

This property is not currently supported for iOS. Use constraints instead.

This property can be set in the control's Inspector. The following example sets it in code.

Me.LockTop = True

MobilePDFViewer.Name

Name As String

The name of the control.

This property is read-only.

MobilePDFViewer.Page

Page As Integer

The number of the currently displayed page.

MobilePDFViewer.PageCount

PageCount As Integer

The total number of pages in the document.

This property is read-only.

MobilePDFViewer.Parent

Parent As MobileUIControl

The parent (sometimes called a "Super") class of the control.

This property is read-only.

MobilePDFViewer.TintColor

TintColor As ColorGroup

The tint color of the control. Not supported for MobilePDFViewer.

MobilePDFViewer.Top

Top As Integer

The top position of the control.

This property is read-only on iOS.

MobilePDFViewer.Visible

Visible As Boolean

Indicates whether the control is visible.

MobilePDFViewer.Width

Width As Integer

The width of the control.

This property is read-only on iOS.

Method descriptions

MobilePDFViewer.AddConstraint

AddConstraint(constraint As iOSLayoutConstraint)

Adds a constraint to the control.

This constraint is used by child controls that have been added to this control.

Important

This is supported for iOS only.

MobilePDFViewer.AddControl

AddControl(child As MobileUIControl)

Adds a child control to the control.

Important

This is supported for iOS only.

MobilePDFViewer.ClearFocus

ClearFocus

Removes the focus from the control.

TextField1.ClearFocus

MobilePDFViewer.ControlAt

ControlAt(index As Integer) As MobileUIControl

Gets the child control at the specified index.

Important

This is supported for iOS only.

MobilePDFViewer.Controls

Controls As Iterable

Allows you to iterate through all the controls that have been added to this control.

Important

This is supported for iOS only.

MobilePDFViewer.Handle

Handle As Ptr

The handle to the underlying native OS control.

Important

This is supported for iOS only.

MobilePDFViewer.PictureOfPageAt

PictureOfPageAt(index As Integer) As Picture

Returns the page at the index passed as a Picture.

Important

This is supported for iOS only.

MobilePDFViewer.Refresh

Refresh

Marks the control so that it will be redrawn during the next event loop.

Call Refresh to force a Canvas to redraw itself:

Canvas1.Refresh

MobilePDFViewer.RemoveConstraint

RemoveConstraint(constraint As iOSLayoutConstraint)

Removes a constraint from the control.

Important

This is supported for iOS only.

MobilePDFViewer.RemoveControl

RemoveControl(child As MobileUIControl)

Removes the control from the control.

Important

This is supported for iOS only.

MobilePDFViewer.SetFocus

SetFocus

Sets the focus to the control.

Event descriptions

MobilePDFViewer.Closing

Closing

Called when the control's layout is closing.

MobilePDFViewer.Opening

Opening

Called when the control's layout is opening.

This is where you typically put initialization code.

This example in the Opening event of a label sets its text to "Hello":

Me.Text = "Hello"

Compatibility

iOS projects on the iOS operating system.

See also

MobileUIControl parent class