MSHTML Constants

This section lists the constants defined by MSHTML.IDL.

In this section

Topic	Description
BEHAVIOR_LAYOUT_INFO	Specifies the type of layout control the layout behavior exhibits.
BEHAVIOR_LAYOUT_MODE	Provides a layout behavior with information about the current state of the layout engine.
CARET_DIRECTION	Specifies to the IHTMLCaret::MoveCaretToPointer and IHTMLCaret::MoveCaretToPointerEx methods which direction should be the caret's forward direction.
COORD_SYSTEM	Contains values used by the IDisplayServices::TransformPoint and IDisplayPointer::MoveToPoint methods to specify the frame of reference for horizontal and vertical coordinates.
DISPLAY_BREAK	Contains values used by the IDisplayPointer::QueryBreaks method that describe the kind of break located at a display pointer's position.
DISPLAY_GRAVITY	Contains display gravity options for the IDisplayPointer::GetDisplayGravity and IDisplayPointer::SetDisplayGravity methods.
DISPLAY_MOVEUNIT	Contains options for display pointer movement used by the IDisplayPointer::MoveUnit method.
ELEMENT_CORNER	Indicates to the IHTMLEditHost::SnapRect method which handle or corner of an element a user has selected during an element resize or move operation.
ELEMENTDESCRIPTOR_FLAGS	Specifies the type of element behavior to create by the IElementNamespace::AddTag method.
ELEMENTNAMESPACE_FLAGS	Specifies options that MSHTML uses to add namespaces with the IElementNamespaceTable::AddNamespace method.
HT_OPTIONS	Contains hit-testing options used by the IDisplayPointer::MoveToPoint method.
HT_RESULTS	Contains hit-result options used by the IDisplayPointer::MoveToPoint method.
HTML_PAINT_DRAW_FLAGS	Used by MSHTML to pass information to the IHTMLPainter::Draw method for a rendering behavior's use.
HTML_PAINT_DRAW_INFO	Provides information that a rendering behavior might need to draw itself properly or more efficiently.
HTML_PAINT_DRAW_INFO_FLAGS	Specifies which HTML_PAINT_DRAW_INFO structure members to fill during a call to the IHTMLPaintSite::GetDrawInfo method.
HTML_PAINT_EVENT_FLAGS	Specifies which IHTMLPainterEventInfo methods should be called in response to successful hit-tests on the element to which a rendering behavior is attached.
HTML_PAINT_XFORM	Represents matrices in the HTML_PAINT_DRAW_INFO structure for transforming or translating a rendering behavior's display output when the behavior supports transformations.
HTML_PAINT_ZORDER	Indicates the order in which a behavior is to be rendered relative to the document content. Used in the lZOrder member of the HTML_PAINTER_INFO structure.
HTML_PAINTER	Specifies a behavior's rendering attributes and requirements. Used in the lFlags member of the HTML_PAINTER_INFO structure, which MSHTML retrieves when it calls IHTMLPainter::GetPainterInfo.
HTML_PAINTER_INFO	Passes information from a rendering behavior to MSHTML regarding the behavior's needs, functionality, and how it is to be rendered.
LINE_DIRECTION	Specifies whether a line of text reads from left to right or from right to left in a call to ILineInfo::lineDirection.
SAVE_SEGMENTS_FLAGS	Contains flags used by the IMarkupServices2::SaveSegmentsToClipboard method.
SECUREURLHOSTVALIDATE_FLAGS	Specifies the URL validation rules for ISecureUrlHost::ValidateSecureUrl.
SELECTION_TYPE	Specifies the current selection type in the ISelectionServices::SetSelectionType and ISegmentList::GetType methods.
VIEW_OBJECT_ALPHA_MODE	Specifies how the alpha value for a bitmap or render target should be treated in the buffer.
VIEW_OBJECT_COMPOSITION_MODE	Specifies the mode that a surface presentation uses when rendering.