XSetICValues, XGetICValues – set and obtain XIC values Syntax char * XSetICValues(XIC ic, …); char * XGetICValues(XIC ic, …); Arguments ic Specifies the input context. … Specifies the variable length argument list to set or get XIC values. Description The XSetICValues function returns NULL if no error occurred; otherwise, it returns the name of the…
XGetWindowAttributes, XGetGeometry, XWindowAttributes – get current window attribute or geometry and current window attributes structure Syntax Status XGetWindowAttributes(Display *display, Window w, XWindowAttributes *window_attributes_return); Status XGetGeometry(Display *display, Drawable d, Window *root_return, int *x_return, int *y_return, unsigned int *width_return, unsigned int *height_return, unsigned int *border_width_return, unsigned int *depth_return); Arguments border_width_return Returns the border width in pixels. d…
XCreateGC, XCopyGC, XChangeGC, XGetGCValues, XFreeGC, XGContextFromGC, XGCValues – create or free graphics contexts and graphics context structure Syntax GC XCreateGC(Display *display, Drawable d, unsigned long valuemask, XGCValues *values); int XCopyGC(Display *display, GC src, unsigned long valuemask, GC dest); int XChangeGC(Display *display, GC gc, unsigned long valuemask, XGCValues *values); Status XGetGCValues(Display *display, GC gc, unsigned long…
XLoadFont, XQueryFont, XLoadQueryFont, XFreeFont, XGetFontProperty, XUnloadFont, XCharStruct, XFontProp, XChar2b, XFontStruct – load or unload fonts and font metric structures Syntax Font XLoadFont(Display *display, char *name); XFontStruct *XQueryFont(Display *display, XID font_ID); XFontStruct *XLoadQueryFont(Display *display, char *name); int XFreeFont(Display *display, XFontStruct *font_struct); Bool XGetFontProperty(XFontStruct *font_struct, Atom atom, unsigned long *value_return); int XUnloadFont(Display *display, Font font); Arguments atom…
XSetFontPath, XGetFontPath, XFreeFontPath – set, get, or free the font search path Syntax int XSetFontPath(Display *display, char **directories, int ndirs); char **XGetFontPath(Display *display, int *npaths_return); int XFreeFontPath(char **list); Arguments directories Specifies the directory path used to look for a font. Setting the path to the empty list restores the default path defined for the X…
XGetFeedbackControl, XChangeFeedbackControl – query and change input device feedbacks Synopsis #include <X11/extensions/XInput.h> XFeedbackState *XGetFeedbackControl( Display *display, XDevice *device, int *num_feedbacks); int XChangeFeedbackControl( Display *display, XDevice *device, Mask mask, XFeedbackControl *control); display Specifies the connection to the X server. device Specifies the device whose feedbacks are to be queried or modified. num_feedbacks Specifies an address into…
XGetExtensionVersion – query the version of the input extension. Synopsis #include <X11/extensions/XInput.h> XExtensionVersion *XGetExtensionVersion( Display *display, char *name); display Specifies the connection to the X server. name Specifies the extension to be queried. The input extension name is definedin the header file XI.h. Description The XGetExtensionVersion request is deprecated and should not be used in…
XGetEventData, XFreeEventData, XGenericEventCookie – retrieve and free additional event data through cookies. Syntax Bool XGetEventData(Display *display, XGenericEventCookie *cookie); void XFreeEventData(Display *display, XGenericEventCookie *cookie); Arguments display Specifies the connection to the X server. cookie Specifies the cookie to free or retrieve the data for. Structures typedef struct { int type; unsigned long serial; Bool send_event; Display *display;…
XSetErrorHandler, XGetErrorText, XDisplayName, XSetIOErrorHandler, XGetErrorDatabaseText – default error handlers Syntax int (*XSetErrorHandler(int (*handler)(Display *, XErrorEvent *)))(); int XGetErrorText(Display *display, int code, char *buffer_return, int length); char *XDisplayName(char *string); int (*XSetIOErrorHandler(int (*handler)(Display *)))(); int XGetErrorDatabaseText(Display *display, char *name, char *message, char *default_string, char *buffer_return, int length); Arguments buffer_return Returns the error description. code Specifies the error…
XSetErrorHandler, XGetErrorText, XDisplayName, XSetIOErrorHandler, XGetErrorDatabaseText – default error handlers Syntax int (*XSetErrorHandler(int (*handler)(Display *, XErrorEvent *)))(); int XGetErrorText(Display *display, int code, char *buffer_return, int length); char *XDisplayName(char *string); int (*XSetIOErrorHandler(int (*handler)(Display *)))(); int XGetErrorDatabaseText(Display *display, char *name, char *message, char *default_string, char *buffer_return, int length); Arguments buffer_return Returns the error description. code Specifies the error…
XGetDeviceProperty, XChangeDeviceProperty, XDeleteDeviceProperty – Get, change or delete a device’s property. Synopsis #include <X11/extensions/XInput.h> int XGetDeviceProperty( Display *display, XDevice *device, Atom property, long offset, long length, Bool delete, Atom req_type, Atom *actual_type_return, int *actual_format_return, unsigned long *nitems_return, unsigned long *bytes_after_return, unsigned char **prop_return) void XChangeDeviceProperty( Display *display, XDevice *device, Atom property, Atom type, int format,…
XGetDeviceMotionEvents, XDeviceTimeCoord – get device motion history Synopsis #include <X11/extensions/XInput.h> XDeviceTimeCoord *XGetDeviceMotionEvents( Display *display, XDevice *device, Time start, Time stop, int *nevents_return, int *mode_return, int *axis_count_return); display Specifies the connection to the X server. device Specifies the device whose motion history is to be queried. start, stop Specify the time interval in which the events…
XGetDeviceModifierMapping, XSetDeviceModifierMapping – query or change device modifier mappings Synopsis #include <X11/extensions/XInput.h> int XSetDeviceModifierMapping( Display *display, XDevice *device, XModifierKeymap *modmap); XModifierKeymap *XGetDeviceModifierMapping( Display *display, XDevice *device); display Specifies the connection to the X server. device Specifies the device whose modifier mapping is to be queried or modified. modmap Specifies a pointer to the XModifierKeymap structure….
XGetDeviceKeyMapping, XChangeDeviceKeyMapping – query or change device key mappings Synopsis #include <X11/extensions/XInput.h> KeySym *XGetDeviceKeyMapping( Display *display, XDevice *device, KeyCode first_keycode, int keycode_count, int *keysyms_per_keycode_return); display Specifies the connection to the X server. device Specifies the device whose key mapping is to be queried or modified. first_keycode Specifies the first KeyCode to be returned. keycode_count Specifies…
XSetDeviceFocus, XGetDeviceFocus – control extension input device focus Synopsis #include <X11/extensions/XInput.h> XSetDeviceFocus( Display *display, XDevice *device, Window focus, int revert_to, Time time); XGetDeviceFocus( Display *display, XDevice *device, Window *focus_return, int *revert_to_return, int * time_return); Arguments display Specifies the connection to the X server. device Specifies the device whose focus is to be queried or changed….
XChangeDeviceDontPropagateList, XGetDeviceDontPropagateList – query or change the dont-propagate-list for extension devices Synopsis #include <X11/extensions/XInput.h> int XChangeDeviceDontPropagateList( Display *display, Window window, int count, XEventClass *event_list, int mode); XEventClass* XGetDeviceDontPropagateList( Display *display, Window window, int *count); display Specifies the connection to the X server. window Specifies the window whose dont-propagate-list is to be queried or modified. event_list…
XGetDeviceControl, XChangeDeviceControl – query and change input device controls Synopsis #include <X11/extensions/XInput.h> XDeviceControl *XGetDeviceControl( Display *display, XDevice *device, int *controlType); int XChangeDeviceControl( Display *display, XDevice *device, int controlType, XDeviceControl *control); display Specifies the connection to the X server. device Specifies the device whose control is to be interrogated or modified. controlType Specifies the type of…
XSetDeviceButtonMapping, XGetDeviceButtonMapping – query or change device button mappings Synopsis #include <X11/extensions/XInput.h> int XSetDeviceButtonMapping( Display *display, XDevice *device, unsigned char map[], int nmap); int XGetDeviceButtonMapping( Display *display, XDevice *device, unsigned char map_return[], int nmap); display Specifies the connection to the X server. device Specifies the device whose button mapping is to be queried or changed….
XSetCommand, XGetCommand – set or read a window’s WM_COMMAND property Syntax int XSetCommand(Display *display, Window w, char **argv, int argc); Status XGetCommand(Display *display, Window w, char ***argv_return, int *argc_return); Arguments argc Specifies the number of arguments. argc_return Returns the number of arguments returned. argv Specifies the application’s argument list. argv_return Returns the application’s argument list….
XAllocClassHint, XSetClassHint, XGetClassHint, XClassHint – allocate class hints structure and set or read a window’s WM_CLASS property Syntax XClassHint *XAllocClassHint(void); XSetClassHint(Display *display, Window w, XClassHint *class_hints); Status XGetClassHint(Display *display, Window w, XClassHint *class_hints_return); Arguments display Specifies the connection to the X server. class_hints Specifies the XClassHint structure that is to be used. class_hints_return Returns the…