Class XVisualInfo

All Implemented Interfaces:
AutoCloseable, NativeResource, Pointer

public class XVisualInfo extends Struct<XVisualInfo> implements NativeResource
Information used by the visual utility routines to find desired visual type from the many visuals a display may support.

Layout


 struct XVisualInfo {
     Visual * visual;
     VisualID visualid;
     int screen;
     int depth;
     int class;
     unsigned long red_mask;
     unsigned long green_mask;
     unsigned long blue_mask;
     int colormap_size;
     int bits_per_rgb;
 }
  • Field Details

    • SIZEOF

      public static final int SIZEOF
      The struct size in bytes.
    • ALIGNOF

      public static final int ALIGNOF
      The struct alignment in bytes.
    • VISUAL

      public static final int VISUAL
      The struct member offsets.
    • VISUALID

      public static final int VISUALID
      The struct member offsets.
    • SCREEN

      public static final int SCREEN
      The struct member offsets.
    • DEPTH

      public static final int DEPTH
      The struct member offsets.
    • CLASS

      public static final int CLASS
      The struct member offsets.
    • RED_MASK

      public static final int RED_MASK
      The struct member offsets.
    • GREEN_MASK

      public static final int GREEN_MASK
      The struct member offsets.
    • BLUE_MASK

      public static final int BLUE_MASK
      The struct member offsets.
    • COLORMAP_SIZE

      public static final int COLORMAP_SIZE
      The struct member offsets.
    • BITS_PER_RGB

      public static final int BITS_PER_RGB
      The struct member offsets.
  • Constructor Details

    • XVisualInfo

      public XVisualInfo(ByteBuffer container)
      Creates a XVisualInfo instance at the current position of the specified ByteBuffer container. Changes to the buffer's content will be visible to the struct instance and vice versa.

      The created instance holds a strong reference to the container object.

  • Method Details

    • sizeof

      public int sizeof()
      Description copied from class: Struct
      Returns sizeof(struct).
      Specified by:
      sizeof in class Struct<XVisualInfo>
    • visual

      public Visual visual()
      Returns:
      a Visual view of the struct pointed to by the visual field.
    • visualid

      public long visualid()
      Returns:
      the value of the visualid field.
    • screen

      public int screen()
      Returns:
      the value of the screen field.
    • depth

      public int depth()
      Returns:
      the value of the depth field.
    • class$

      public int class$()
      Returns:
      the value of the class field.
    • red_mask

      public long red_mask()
      Returns:
      the value of the red_mask field.
    • green_mask

      public long green_mask()
      Returns:
      the value of the green_mask field.
    • blue_mask

      public long blue_mask()
      Returns:
      the value of the blue_mask field.
    • colormap_size

      public int colormap_size()
      Returns:
      the value of the colormap_size field.
    • bits_per_rgb

      public int bits_per_rgb()
      Returns:
      the value of the bits_per_rgb field.
    • visual

      public XVisualInfo visual(Visual value)
      Sets the address of the specified Visual to the visual field.
    • visualid

      public XVisualInfo visualid(long value)
      Sets the specified value to the visualid field.
    • screen

      public XVisualInfo screen(int value)
      Sets the specified value to the screen field.
    • depth

      public XVisualInfo depth(int value)
      Sets the specified value to the depth field.
    • class$

      public XVisualInfo class$(int value)
      Sets the specified value to the class field.
    • red_mask

      public XVisualInfo red_mask(long value)
      Sets the specified value to the red_mask field.
    • green_mask

      public XVisualInfo green_mask(long value)
      Sets the specified value to the green_mask field.
    • blue_mask

      public XVisualInfo blue_mask(long value)
      Sets the specified value to the blue_mask field.
    • colormap_size

      public XVisualInfo colormap_size(int value)
      Sets the specified value to the colormap_size field.
    • bits_per_rgb

      public XVisualInfo bits_per_rgb(int value)
      Sets the specified value to the bits_per_rgb field.
    • set

      public XVisualInfo set(Visual visual, long visualid, int screen, int depth, int class$, long red_mask, long green_mask, long blue_mask, int colormap_size, int bits_per_rgb)
      Initializes this struct with the specified values.
    • set

      public XVisualInfo set(XVisualInfo src)
      Copies the specified struct data to this struct.
      Parameters:
      src - the source struct
      Returns:
      this struct
    • malloc

      public static XVisualInfo malloc()
      Returns a new XVisualInfo instance allocated with memAlloc. The instance must be explicitly freed.
    • calloc

      public static XVisualInfo calloc()
      Returns a new XVisualInfo instance allocated with memCalloc. The instance must be explicitly freed.
    • create

      public static XVisualInfo create()
      Returns a new XVisualInfo instance allocated with BufferUtils.
    • create

      public static XVisualInfo create(long address)
      Returns a new XVisualInfo instance for the specified memory address.
    • createSafe

      @Nullable public static XVisualInfo createSafe(long address)
      Like create, but returns null if address is NULL.
    • malloc

      public static XVisualInfo.Buffer malloc(int capacity)
      Returns a new XVisualInfo.Buffer instance allocated with memAlloc. The instance must be explicitly freed.
      Parameters:
      capacity - the buffer capacity
    • calloc

      public static XVisualInfo.Buffer calloc(int capacity)
      Returns a new XVisualInfo.Buffer instance allocated with memCalloc. The instance must be explicitly freed.
      Parameters:
      capacity - the buffer capacity
    • create

      public static XVisualInfo.Buffer create(int capacity)
      Returns a new XVisualInfo.Buffer instance allocated with BufferUtils.
      Parameters:
      capacity - the buffer capacity
    • create

      public static XVisualInfo.Buffer create(long address, int capacity)
      Create a XVisualInfo.Buffer instance at the specified memory.
      Parameters:
      address - the memory address
      capacity - the buffer capacity
    • createSafe

      @Nullable public static XVisualInfo.Buffer createSafe(long address, int capacity)
      Like create, but returns null if address is NULL.
    • mallocStack

      @Deprecated public static XVisualInfo mallocStack()
      Deprecated.
      Deprecated for removal in 3.4.0. Use malloc(MemoryStack) instead.
    • callocStack

      @Deprecated public static XVisualInfo callocStack()
      Deprecated.
      Deprecated for removal in 3.4.0. Use calloc(MemoryStack) instead.
    • mallocStack

      @Deprecated public static XVisualInfo mallocStack(MemoryStack stack)
      Deprecated.
      Deprecated for removal in 3.4.0. Use malloc(MemoryStack) instead.
    • callocStack

      @Deprecated public static XVisualInfo callocStack(MemoryStack stack)
      Deprecated.
      Deprecated for removal in 3.4.0. Use calloc(MemoryStack) instead.
    • mallocStack

      @Deprecated public static XVisualInfo.Buffer mallocStack(int capacity)
      Deprecated.
      Deprecated for removal in 3.4.0. Use malloc(int, MemoryStack) instead.
    • callocStack

      @Deprecated public static XVisualInfo.Buffer callocStack(int capacity)
      Deprecated.
      Deprecated for removal in 3.4.0. Use calloc(int, MemoryStack) instead.
    • mallocStack

      @Deprecated public static XVisualInfo.Buffer mallocStack(int capacity, MemoryStack stack)
      Deprecated.
      Deprecated for removal in 3.4.0. Use malloc(int, MemoryStack) instead.
    • callocStack

      @Deprecated public static XVisualInfo.Buffer callocStack(int capacity, MemoryStack stack)
      Deprecated.
      Deprecated for removal in 3.4.0. Use calloc(int, MemoryStack) instead.
    • malloc

      public static XVisualInfo malloc(MemoryStack stack)
      Returns a new XVisualInfo instance allocated on the specified MemoryStack.
      Parameters:
      stack - the stack from which to allocate
    • calloc

      public static XVisualInfo calloc(MemoryStack stack)
      Returns a new XVisualInfo instance allocated on the specified MemoryStack and initializes all its bits to zero.
      Parameters:
      stack - the stack from which to allocate
    • malloc

      public static XVisualInfo.Buffer malloc(int capacity, MemoryStack stack)
      Returns a new XVisualInfo.Buffer instance allocated on the specified MemoryStack.
      Parameters:
      capacity - the buffer capacity
      stack - the stack from which to allocate
    • calloc

      public static XVisualInfo.Buffer calloc(int capacity, MemoryStack stack)
      Returns a new XVisualInfo.Buffer instance allocated on the specified MemoryStack and initializes all its bits to zero.
      Parameters:
      capacity - the buffer capacity
      stack - the stack from which to allocate
    • nvisual

      public static Visual nvisual(long struct)
      Unsafe version of visual().
    • nvisualid

      public static long nvisualid(long struct)
      Unsafe version of visualid().
    • nscreen

      public static int nscreen(long struct)
      Unsafe version of screen().
    • ndepth

      public static int ndepth(long struct)
      Unsafe version of depth().
    • nclass$

      public static int nclass$(long struct)
      Unsafe version of class$().
    • nred_mask

      public static long nred_mask(long struct)
      Unsafe version of red_mask().
    • ngreen_mask

      public static long ngreen_mask(long struct)
      Unsafe version of green_mask().
    • nblue_mask

      public static long nblue_mask(long struct)
      Unsafe version of blue_mask().
    • ncolormap_size

      public static int ncolormap_size(long struct)
      Unsafe version of colormap_size().
    • nbits_per_rgb

      public static int nbits_per_rgb(long struct)
      Unsafe version of bits_per_rgb().
    • nvisual

      public static void nvisual(long struct, Visual value)
      Unsafe version of visual.
    • nvisualid

      public static void nvisualid(long struct, long value)
      Unsafe version of visualid.
    • nscreen

      public static void nscreen(long struct, int value)
      Unsafe version of screen.
    • ndepth

      public static void ndepth(long struct, int value)
      Unsafe version of depth.
    • nclass$

      public static void nclass$(long struct, int value)
      Unsafe version of class$.
    • nred_mask

      public static void nred_mask(long struct, long value)
      Unsafe version of red_mask.
    • ngreen_mask

      public static void ngreen_mask(long struct, long value)
      Unsafe version of green_mask.
    • nblue_mask

      public static void nblue_mask(long struct, long value)
      Unsafe version of blue_mask.
    • ncolormap_size

      public static void ncolormap_size(long struct, int value)
      Unsafe version of colormap_size.
    • nbits_per_rgb

      public static void nbits_per_rgb(long struct, int value)
      Unsafe version of bits_per_rgb.
    • validate

      public static void validate(long struct)
      Validates pointer members that should not be NULL.
      Parameters:
      struct - the struct to validate