Module java.desktop
Package javax.swing.text

Class StyleConstants

java.lang.Object
javax.swing.text.StyleConstants
Direct Known Subclasses:
StyleConstants.CharacterConstants, StyleConstants.ColorConstants, StyleConstants.FontConstants, StyleConstants.ParagraphConstants
public sealed class StyleConstants extends Object permits StyleConstants.CharacterConstants, StyleConstants.ColorConstants, StyleConstants.FontConstants, StyleConstants.ParagraphConstants

A collection of well known or common attribute keys and methods to apply to an AttributeSet or MutableAttributeSet to get/set the properties in a typesafe manner.

The paragraph attributes form the definition of a paragraph to be rendered. All sizes are specified in points (such as found in postscript), a device independent measure.

Diagram shows SpaceAbove, FirstLineIndent, LeftIndent, RightIndent, and SpaceBelow a paragraph.

  • Field Details

    • ComponentElementName

      public static final String ComponentElementName
      Name of elements used to represent components.
      See Also:

    • IconElementName

      public static final String IconElementName
      Name of elements used to represent icons.
      See Also:

    • NameAttribute

      public static final Object NameAttribute
      Attribute name used to name the collection of attributes.

    • ResolveAttribute

      public static final Object ResolveAttribute
      Attribute name used to identify the resolving parent set of attributes, if one is defined.

    • ModelAttribute

      public static final Object ModelAttribute
      Attribute used to identify the model for embedded objects that have a model view separation.

    • BidiLevel

      public static final Object BidiLevel
      Bidirectional level of a character as assigned by the Unicode bidi algorithm.

    • FontFamily

      public static final Object FontFamily
      Name of the font family.

    • Family

      public static final Object Family
      Name of the font family.
      Since:
      1.5

    • FontSize

      public static final Object FontSize
      Name of the font size.

    • Size

      public static final Object Size
      Name of the font size.
      Since:
      1.5

    • Bold

      public static final Object Bold
      Name of the bold attribute.

    • Italic

      public static final Object Italic
      Name of the italic attribute.

    • Underline

      public static final Object Underline
      Name of the underline attribute.

    • StrikeThrough

      public static final Object StrikeThrough
      Name of the Strikethrough attribute.

    • Superscript

      public static final Object Superscript
      Name of the Superscript attribute.

    • Subscript

      public static final Object Subscript
      Name of the Subscript attribute.

    • Foreground

      public static final Object Foreground
      Name of the foreground color attribute.

    • Background

      public static final Object Background
      Name of the background color attribute.

    • ComponentAttribute

      public static final Object ComponentAttribute
      Name of the component attribute.

    • IconAttribute

      public static final Object IconAttribute
      Name of the icon attribute.

    • ComposedTextAttribute

      public static final Object ComposedTextAttribute
      Name of the input method composed text attribute. The value of this attribute is an instance of AttributedString which represents the composed text.

    • FirstLineIndent

      public static final Object FirstLineIndent
      The amount of space to indent the first line of the paragraph. This value may be negative to offset in the reverse direction. The type is Float and specifies the size of the space in points.

    • LeftIndent

      public static final Object LeftIndent
      The amount to indent the left side of the paragraph. Type is float and specifies the size in points.

    • RightIndent

      public static final Object RightIndent
      The amount to indent the right side of the paragraph. Type is float and specifies the size in points.

    • LineSpacing

      public static final Object LineSpacing
      The amount of space between lines of the paragraph. Type is float and specifies the size as a factor of the line height

    • SpaceAbove

      public static final Object SpaceAbove
      The amount of space above the paragraph. Type is float and specifies the size in points.

    • SpaceBelow

      public static final Object SpaceBelow
      The amount of space below the paragraph. Type is float and specifies the size in points.

    • Alignment

      public static final Object Alignment
      Alignment for the paragraph. The type is Integer. Valid values are:
      • ALIGN_LEFT
      • ALIGN_RIGHT
      • ALIGN_CENTER
      • ALIGN_JUSTIFED

    • TabSet

      public static final Object TabSet
      TabSet for the paragraph, type is a TabSet containing TabStops.

    • Orientation

      public static final Object Orientation
      Orientation for a paragraph.

    • ALIGN_LEFT

      public static final int ALIGN_LEFT
      A possible value for paragraph alignment. This specifies that the text is aligned to the left indent and extra whitespace should be placed on the right.
      See Also:

    • ALIGN_CENTER

      public static final int ALIGN_CENTER
      A possible value for paragraph alignment. This specifies that the text is aligned to the center and extra whitespace should be placed equally on the left and right.
      See Also:

    • ALIGN_RIGHT

      public static final int ALIGN_RIGHT
      A possible value for paragraph alignment. This specifies that the text is aligned to the right indent and extra whitespace should be placed on the left.
      See Also:

    • ALIGN_JUSTIFIED

      public static final int ALIGN_JUSTIFIED
      A possible value for paragraph alignment. This specifies that extra whitespace should be spread out through the rows of the paragraph with the text lined up with the left and right indent except on the last line which should be aligned to the left.
      See Also:

  • Method Details

    • toString

      public String toString()
      Returns the string representation.
      Overrides:
      toString in class Object
      Returns:
      the string

    • getBidiLevel

      public static int getBidiLevel(AttributeSet a)
      Gets the BidiLevel setting.
      Parameters:
      a - the attribute set
      Returns:
      the value

    • setBidiLevel

      public static void setBidiLevel(MutableAttributeSet a, int o)
      Sets the BidiLevel.
      Parameters:
      a - the attribute set
      o - the bidi level value

    • getComponent

      public static Component getComponent(AttributeSet a)
      Gets the component setting from the attribute list.
      Parameters:
      a - the attribute set
      Returns:
      the component, null if none

    • setComponent

      public static void setComponent(MutableAttributeSet a, Component c)
      Sets the component attribute.
      Parameters:
      a - the attribute set
      c - the component

    • getIcon

      public static Icon getIcon(AttributeSet a)
      Gets the icon setting from the attribute list.
      Parameters:
      a - the attribute set
      Returns:
      the icon, null if none

    • setIcon

      public static void setIcon(MutableAttributeSet a, Icon c)
      Sets the icon attribute.
      Parameters:
      a - the attribute set
      c - the icon

    • getFontFamily

      public static String getFontFamily(AttributeSet a)
      Gets the font family setting from the attribute list.
      Parameters:
      a - the attribute set
      Returns:
      the font family, "Monospaced" as the default

    • setFontFamily

      public static void setFontFamily(MutableAttributeSet a, String fam)
      Sets the font attribute.
      Parameters:
      a - the attribute set
      fam - the font

    • getFontSize

      public static int getFontSize(AttributeSet a)
      Gets the font size setting from the attribute list.
      Parameters:
      a - the attribute set
      Returns:
      the font size, 12 as the default

    • setFontSize

      public static void setFontSize(MutableAttributeSet a, int s)
      Sets the font size attribute.
      Parameters:
      a - the attribute set
      s - the font size

    • isBold

      public static boolean isBold(AttributeSet a)
      Checks whether the bold attribute is set.
      Parameters:
      a - the attribute set
      Returns:
      true if set else false

    • setBold

      public static void setBold(MutableAttributeSet a, boolean b)
      Sets the bold attribute.
      Parameters:
      a - the attribute set
      b - specifies true/false for setting the attribute

    • isItalic

      public static boolean isItalic(AttributeSet a)
      Checks whether the italic attribute is set.
      Parameters:
      a - the attribute set
      Returns:
      true if set else false

    • setItalic

      public static void setItalic(MutableAttributeSet a, boolean b)
      Sets the italic attribute.
      Parameters:
      a - the attribute set
      b - specifies true/false for setting the attribute

    • isUnderline

      public static boolean isUnderline(AttributeSet a)
      Checks whether the underline attribute is set.
      Parameters:
      a - the attribute set
      Returns:
      true if set else false

    • isStrikeThrough

      public static boolean isStrikeThrough(AttributeSet a)
      Checks whether the strikethrough attribute is set.
      Parameters:
      a - the attribute set
      Returns:
      true if set else false

    • isSuperscript

      public static boolean isSuperscript(AttributeSet a)
      Checks whether the superscript attribute is set.
      Parameters:
      a - the attribute set
      Returns:
      true if set else false

    • isSubscript

      public static boolean isSubscript(AttributeSet a)
      Checks whether the subscript attribute is set.
      Parameters:
      a - the attribute set
      Returns:
      true if set else false

    • setUnderline

      public static void setUnderline(MutableAttributeSet a, boolean b)
      Sets the underline attribute.
      Parameters:
      a - the attribute set
      b - specifies true/false for setting the attribute

    • setStrikeThrough

      public static void setStrikeThrough(MutableAttributeSet a, boolean b)
      Sets the strikethrough attribute.
      Parameters:
      a - the attribute set
      b - specifies true/false for setting the attribute

    • setSuperscript

      public static void setSuperscript(MutableAttributeSet a, boolean b)
      Sets the superscript attribute.
      Parameters:
      a - the attribute set
      b - specifies true/false for setting the attribute

    • setSubscript

      public static void setSubscript(MutableAttributeSet a, boolean b)
      Sets the subscript attribute.
      Parameters:
      a - the attribute set
      b - specifies true/false for setting the attribute

    • getForeground

      public static Color getForeground(AttributeSet a)
      Gets the foreground color setting from the attribute list.
      Parameters:
      a - the attribute set
      Returns:
      the color, Color.black as the default

    • setForeground

      public static void setForeground(MutableAttributeSet a, Color fg)
      Sets the foreground color.
      Parameters:
      a - the attribute set
      fg - the color

    • getBackground

      public static Color getBackground(AttributeSet a)
      Gets the background color setting from the attribute list.
      Parameters:
      a - the attribute set
      Returns:
      the color, Color.black as the default

    • setBackground

      public static void setBackground(MutableAttributeSet a, Color fg)
      Sets the background color.
      Parameters:
      a - the attribute set
      fg - the color

    • getFirstLineIndent

      public static float getFirstLineIndent(AttributeSet a)
      Gets the first line indent setting.
      Parameters:
      a - the attribute set
      Returns:
      the value, 0 if not set

    • setFirstLineIndent

      public static void setFirstLineIndent(MutableAttributeSet a, float i)
      Sets the first line indent.
      Parameters:
      a - the attribute set
      i - the value

    • getRightIndent

      public static float getRightIndent(AttributeSet a)
      Gets the right indent setting.
      Parameters:
      a - the attribute set
      Returns:
      the value, 0 if not set

    • setRightIndent

      public static void setRightIndent(MutableAttributeSet a, float i)
      Sets right indent.
      Parameters:
      a - the attribute set
      i - the value

    • getLeftIndent

      public static float getLeftIndent(AttributeSet a)
      Gets the left indent setting.
      Parameters:
      a - the attribute set
      Returns:
      the value, 0 if not set

    • setLeftIndent

      public static void setLeftIndent(MutableAttributeSet a, float i)
      Sets left indent.
      Parameters:
      a - the attribute set
      i - the value

    • getLineSpacing

      public static float getLineSpacing(AttributeSet a)
      Gets the line spacing setting.
      Parameters:
      a - the attribute set
      Returns:
      the value, 0 if not set

    • setLineSpacing

      public static void setLineSpacing(MutableAttributeSet a, float i)
      Sets line spacing.
      Parameters:
      a - the attribute set
      i - the value

    • getSpaceAbove

      public static float getSpaceAbove(AttributeSet a)
      Gets the space above setting.
      Parameters:
      a - the attribute set
      Returns:
      the value, 0 if not set

    • setSpaceAbove

      public static void setSpaceAbove(MutableAttributeSet a, float i)
      Sets space above.
      Parameters:
      a - the attribute set
      i - the value

    • getSpaceBelow

      public static float getSpaceBelow(AttributeSet a)
      Gets the space below setting.
      Parameters:
      a - the attribute set
      Returns:
      the value, 0 if not set

    • setSpaceBelow

      public static void setSpaceBelow(MutableAttributeSet a, float i)
      Sets space below.
      Parameters:
      a - the attribute set
      i - the value

    • getAlignment

      public static int getAlignment(AttributeSet a)
      Gets the alignment setting.
      Parameters:
      a - the attribute set
      Returns:
      the value StyleConstants.ALIGN_LEFT if not set

    • setAlignment

      public static void setAlignment(MutableAttributeSet a, int align)
      Sets alignment.
      Parameters:
      a - the attribute set
      align - the alignment value

    • getTabSet

      public static TabSet getTabSet(AttributeSet a)
      Gets the TabSet.
      Parameters:
      a - the attribute set
      Returns:
      the TabSet

    • setTabSet

      public static void setTabSet(MutableAttributeSet a, TabSet tabs)
      Sets the TabSet.
      Parameters:
      a - the attribute set.
      tabs - the TabSet