A
- Access control list, ChangeHosts, Glossary
 - Active grab, Glossary
 - keyboard, GrabKeyboard
 - pointer, GrabPointer, ChangeActivePointerGrab
 
- AllocColor, AllocColor
 - AllocColorCells, AllocColorCells
 - AllocColorPlanes, AllocColorPlanes
 - AllocNamedColor, AllocNamedColor
 - AllowEvents, AllowEvents
 - Ancestors, Glossary
 - Atom, InternAtom, Glossary
 - predefined, Predefined Atoms, Predefined Atoms
 
- Authorization, Connection Initiation
 
B
- Background, CreateWindow, ClearArea, Glossary
 - Backing store, Screen Information, Glossary
 - Bell, Bell
 - Bit
 - gravity, ConfigureWindow, Glossary
 - plane, Glossary
 
- Bitmap, Glossary
 - format, Server Information
 
- Border, Glossary
 - Button
 - grabbing, GrabButton, Glossary
 - number, Pointers
 
- ButtonPress, Input Device events
 - ButtonRelease, Input Device events
 - Byte order, Connection Initiation, Glossary
 
C
- ChangeActivePointerGrab, ChangeActivePointerGrab
 - ChangeGC, ChangeGC
 - ChangeHosts, ChangeHosts
 - ChangeKeyboardControl, ChangeKeyboardControl
 - ChangeKeyboardMapping, ChangeKeyboardMapping
 - ChangePointerControl, ChangePointerControl
 - ChangeProperty, ChangeProperty
 - ChangeSaveSet, ChangeSaveSet
 - ChangeWindowAttributes, ChangeWindowAttributes
 - Children, QueryTree, Glossary
 - CirculateNotify, CirculateNotify
 - CirculateRequest, CirculateRequest
 - CirculateWindow, CirculateWindow
 - ClearArea, ClearArea
 - Client, Glossary
 - ClientMessage, ClientMessage
 - Clipping region, CreateGC, Glossary
 - CloseFont, CloseFont
 - Colormap, CreateColormap, Glossary
 - types, Visual Information
 
- ColormapNotify, ColormapNotify
 - ConfigureNotify, ConfigureNotify
 - ConfigureRequest, ConfigureRequest
 - ConfigureWindow, ConfigureWindow
 - Connection, Connection Setup, Glossary
 - closing, Connection Close
 - opening, Connection Initiation
 
- Containment, Glossary
 - ConvertSelection, ConvertSelection
 - Coordinate system, Glossary
 - translating, Glossary
 
- CopyArea, CopyArea
 - CopyColormapAndFree, CopyColormapAndFree
 - CopyGC, CopyGC
 - CopyPlane, CopyPlane
 - CreateColormap, CreateColormap
 - CreateCursor, CreateCursor
 - CreateGC, CreateGC
 - CreateGlyphCursor, CreateGlyphCursor
 - CreateNotify, CreateNotify
 - CreatePixmap, CreatePixmap
 - CreateWindow, CreateWindow
 - CurrentTime, Glossary
 - Cursor, CreateCursor, Glossary
 
D
- DeleteProperty, DeleteProperty
 - Depth, Glossary
 - DestroyNotify, DestroyNotify
 - DestroySubwindows, DestroySubwindows
 - DestroyWindow, DestroyWindow
 - Device, Glossary
 - DirectColor, Glossary
 - Display, Glossary
 - Drawable, Glossary
 
E
- EnterNotify, Pointer Window events
 - Error Codes
 - Error report
 - encoding, Errors
 - format, Error Format
 
- Event, Events, Glossary
 - encoding, Events
 - Exposure, Expose, Glossary
 - extension, Event Format
 - format, Event Format
 - mask, CreateWindow, Glossary
 - propagation, CreateWindow, Glossary
 - sending, SendEvent
 - source, Input Device events, Glossary
 - synchronization, Glossary
 
- Expose, Expose
 - Extension, Request Format, Glossary
 - error codes, Error Format
 - event, Event Format
 - listing, ListExtensions
 - querying, QueryExtension
 
F
- Fill rule, CreateGC
 - FillPoly, FillPoly
 - Focus window, Glossary
 - FocusIn, Input Focus events
 - FocusOut, Input Focus events
 - Font, OpenFont, Glossary
 - ForceScreenSaver, ForceScreenSaver
 - FreeColormap, FreeColormap
 - FreeColors, FreeColors
 - FreeCursor, FreeCursor
 - FreeGC, FreeGC
 - FreePixmap, FreePixmap
 
G
- GC, Glossary
 - (see also Graphics context)
 
- GContext, Glossary
 - (see also Graphics context)
 
- GetAtomName, GetAtomName
 - GetFontPath, GetFontPath
 - GetGeometry, GetGeometry
 - GetImage, GetImage
 - GetInputFocus, GetInputFocus
 - GetKeyboardControl, GetKeyboardControl
 - GetKeyboardMapping, GetKeyboardMapping
 - GetModifierMapping, GetModifierMapping
 - GetMotionEvents, GetMotionEvents
 - GetPointerControl, GetPointerControl
 - GetPointerMapping, GetPointerMapping
 - GetProperty, GetProperty
 - GetScreenSaver, GetScreenSaver
 - GetSelectionOwner, GetSelectionOwner
 - GetWindowAttributes, GetWindowAttributes
 - Glyph, Glossary
 - Grab, Glossary
 - (see also Active grab)
 - (see also Passive grab)
 
- GrabButton, GrabButton
 - GrabKey, GrabKey
 - GrabKeyboard, GrabKeyboard
 - GrabPointer, GrabPointer
 - GrabServer, GrabServer
 - Graphics context, CreateGC, Glossary
 - GraphicsExposure, GraphicsExposure
 - Gravity, ConfigureWindow, Glossary
 - GravityNotify, GravityNotify
 - GrayScale, Glossary
 
H
- Hotspot, Glossary
 
I
- Identifier, Glossary
 - ImageText16, ImageText16
 - ImageText8, ImageText8
 - Inferiors, Glossary
 - Input device
 - events, Input Device events
 
- Input focus, SetInputFocus, Glossary
 - events, Input Focus events
 
- Input manager, Glossary
 - InstallColormap, InstallColormap
 - InternAtom, InternAtom
 
K
- Key
 - Keyboard, Keyboards
 - grabbing, GrabKeyboard, Glossary
 
- Keycode, Keyboards, Server Information
 - KeymapNotify, KeymapNotify
 - KeyPress, Keyboards, Input Device events
 - KeyRelease, Input Device events
 - Keysym, Keyboards, ChangeKeyboardMapping, GetKeyboardMapping, KEYSYM Encoding, Glossary
 - Unicode, Unicode KEYSYMs
 
- KillClient, KillClient
 
L
- LeaveNotify, Pointer Window events
 - Line
 - ListExtensions, ListExtensions
 - ListFonts, ListFonts
 - ListFontsWithInfo, ListFontsWithInfo
 - ListHosts, ListHosts
 - ListInstalledColormaps, ListInstalledColormaps
 - ListProperties, ListProperties
 - LookupColor, LookupColor
 
M
- MapNotify, MapNotify
 - Mapped window, MapWindow, MapNotify, Glossary
 - MappingNotify, MappingNotify
 - MapRequest, MapRequest
 - MapSubwindows, MapSubwindows
 - MapWindow, MapWindow
 - modifier
 - Modifier keys, SetModifierMapping, GetModifierMapping, Glossary
 - Monochrome, Glossary
 - MotionNotify, Input Device events
 
N
- NoExposure, NoExposure
 - NoOperation, NoOperation
 
O
- Obscure, Glossary
 - Occlude, Glossary
 - Opcode
 - major, Request Format
 - minor, Request Format
 
- OpenFont, OpenFont
 
P
- Padding, Syntactic Conventions, Glossary
 - Passive grab, Glossary
 - keyboard, GrabKey
 - pointer, GrabButton
 
- Pixel value, Visual Information, Glossary
 - Pixmap, Glossary
 - format, Server Information
 
- Plane, Glossary
 - Pointer, Glossary
 - grabbing, GrabPointer, Glossary
 
- Pointing device, Glossary
 - PolyArc, PolyArc
 - PolyFillArc, PolyFillArc
 - PolyFillRectangle, PolyFillRectangle
 - PolyLine, PolyLine
 - PolyPoint, PolyPoint
 - PolyRectangle, PolyRectangle
 - PolySegment, PolySegment
 - PolyText16, PolyText16
 - PolyText8, PolyText8
 - Property, ChangeProperty, Glossary
 - Property list, Glossary
 - PropertyNotify, PropertyNotify
 - PseudoColor, Glossary
 - PutImage, PutImage
 
Q
- QueryBestSize, QueryBestSize
 - QueryColors, QueryColors
 - QueryExtension, QueryExtension
 - QueryFont, QueryFont
 - QueryKeymap, QueryKeymap
 - QueryPointer, QueryPointer
 - QueryTextExtents, QueryTextExtents
 - QueryTree, QueryTree
 
R
- RecolorCursor, RecolorCursor
 - Redirecting control, Glossary
 - ReparentNotify, ReparentNotify
 - ReparentWindow, ReparentWindow
 - Reply, Glossary
 - format, Reply Format
 
- Request, Glossary
 - encoding, Requests
 - format, Request Format
 - length, Request Format, Server Information
 
- ResizeRequest, ResizeRequest
 - Resource, Glossary
 - RGB values, Glossary
 - Root, Glossary
 - RotateProperties, RotateProperties
 
S
- Save set, Glossary
 - Scanline, Glossary
 - Scanline order, Glossary
 - Screen, Screen Information, Glossary
 - Selection, SetSelectionOwner, Glossary
 - SelectionClear, SelectionClear
 - SelectionNotify, SelectionNotify
 - SelectionRequest, SelectionRequest
 - SendEvent, SendEvent
 - Sequence number, Request Format
 - Server, Glossary
 - grabbing, GrabServer, Glossary
 
- SetAccessControl, SetAccessControl
 - SetClipRectangles, SetClipRectangles
 - SetCloseDownMode, SetCloseDownMode
 - SetDashes, SetDashes
 - SetFontPath, SetFontPath
 - SetInputFocus, SetInputFocus
 - SetModifierMapping, SetModifierMapping
 - SetPointerMapping, SetPointerMapping
 - SetScreenSaver, SetScreenSaver
 - SetSelectionOwner, SetSelectionOwner
 - Sibling, Glossary
 - Stacking order, Glossary
 - StaticColor, Glossary
 - StaticGray, Glossary
 - Stipple, Glossary
 - StoreColors, StoreColors
 - StoreNamedColor, StoreNamedColor
 - String Equivalence, Glossary
 
T
- Tile, Glossary
 - Timestamp, Glossary
 - TranslateCoordinates, TranslateCoordinates
 - TrueColor, Glossary
 - Type, Glossary
 - Types
 - ARC, Common Types
 - ATOM, Common Types
 - BITGRAVITY, Common Types
 - BITMASK, Common Types
 - BOOL, Common Types
 - BUTMASK, Common Types
 - BUTTON, Common Types
 - BYTE, Common Types
 - CARD16, Common Types
 - CARD32, Common Types
 - CARD8, Common Types
 - CHAR2B, Common Types
 - COLORMAP, Common Types
 - CURSOR, Common Types
 - DEVICEEVENT, Common Types
 - DRAWABLE, Common Types
 - encoding, Common Types
 - EVENT, Common Types
 - FONT, Common Types
 - FONTABLE, Common Types
 - GCONTEXT, Common Types
 - HOST, Common Types, ChangeHosts
 - INT16, Common Types
 - INT32, Common Types
 - INT8, Common Types
 - KEYBUTMASK, Common Types
 - KEYCODE, Common Types, Keyboards, Server Information
 - KEYMASK, Common Types
 - KEYSYM, Common Types, Keyboards, KEYSYM Encoding
 - LISTofFOO, Common Types
 - LISTofVALUE, Common Types
 - OR, Common Types
 - PIXMAP, Common Types
 - POINT, Common Types
 - POINTEREVENT, Common Types
 - RECTANGLE, Common Types
 - STRING16, Common Types
 - STRING8, Common Types
 - TIMESTAMP, Common Types
 - VALUE, Common Types
 - VISUALID, Common Types
 - WINDOW, Common Types
 - WINGRAVITY, Common Types
 
U
- UngrabButton, UngrabButton
 - UngrabKey, UngrabKey
 - UngrabKeyboard, UngrabKeyboard
 - UngrabPointer, UngrabPointer
 - UngrabServer, UngrabServer
 - UninstallColormap, UninstallColormap
 - UnmapNotify, UnmapNotify
 - UnmapSubwindows, UnmapSubwindows
 - UnmapWindow, UnmapWindow
 
V
- Viewable, Glossary
 - VisibilityNotify, VisibilityNotify
 - Visible, Glossary
 - Visual
 - information, Visual Information
 
W
- WarpPointer, WarpPointer
 - Winding rule, CreateGC
 - Window
 
X
- XYFormat, Server Information, Glossary
 
Z
- ZFormat, Server Information, Glossary