event: add functions to convert event/errors to labels

Signed-off-by: Julien Danjou <julien@danjou.info>

2 files changed, 251 insertions, 0 deletions

diff --git a/event/event.c b/event/event.c
index 97af53b..3d8fd7c 100644
--- a/event/event.c
+++ b/event/event.c
@@ -30,6 +30,7 @@
 #include <stdlib.h>
 
 #include "xcb_event.h"
+#include "../xcb-util-common.h"
 
 void
 xcb_event_handlers_init(xcb_connection_t *c, xcb_event_handlers_t *evenths)
@@ -115,3 +116,230 @@ xcb_event_set_error_handler(xcb_event_handlers_t *evenths, int error, xcb_generi
 {
     set_handler((xcb_generic_event_handler_t) handler, data, get_error_handler(evenths, error));
 }
+
+static const char *labelError[] =
+{
+    "Success",
+    "BadRequest",
+    "BadValue",
+    "BadWindow",
+    "BadPixmap",
+    "BadAtom",
+    "BadCursor",
+    "BadFont",
+    "BadMatch",
+    "BadDrawable",
+    "BadAccess",
+    "BadAlloc",
+    "BadColor",
+    "BadGC",
+    "BadIDChoice",
+    "BadName",
+    "BadLength",
+    "BadImplementation",
+};
+
+static const char *labelRequest[] =
+{
+    "no request",
+    "CreateWindow",
+    "ChangeWindowAttributes",
+    "GetWindowAttributes",
+    "DestroyWindow",
+    "DestroySubwindows",
+    "ChangeSaveSet",
+    "ReparentWindow",
+    "MapWindow",
+    "MapSubwindows",
+    "UnmapWindow",
+    "UnmapSubwindows",
+    "ConfigureWindow",
+    "CirculateWindow",
+    "GetGeometry",
+    "QueryTree",
+    "InternAtom",
+    "GetAtomName",
+    "ChangeProperty",
+    "DeleteProperty",
+    "GetProperty",
+    "ListProperties",
+    "SetSelectionOwner",
+    "GetSelectionOwner",
+    "ConvertSelection",
+    "SendEvent",
+    "GrabPointer",
+    "UngrabPointer",
+    "GrabButton",
+    "UngrabButton",
+    "ChangeActivePointerGrab",
+    "GrabKeyboard",
+    "UngrabKeyboard",
+    "GrabKey",
+    "UngrabKey",
+    "AllowEvents",
+    "GrabServer",
+    "UngrabServer",
+    "QueryPointer",
+    "GetMotionEvents",
+    "TranslateCoords",
+    "WarpPointer",
+    "SetInputFocus",
+    "GetInputFocus",
+    "QueryKeymap",
+    "OpenFont",
+    "CloseFont",
+    "QueryFont",
+    "QueryTextExtents",
+    "ListFonts",
+    "ListFontsWithInfo",
+    "SetFontPath",
+    "GetFontPath",
+    "CreatePixmap",
+    "FreePixmap",
+    "CreateGC",
+    "ChangeGC",
+    "CopyGC",
+    "SetDashes",
+    "SetClipRectangles",
+    "FreeGC",
+    "ClearArea",
+    "CopyArea",
+    "CopyPlane",
+    "PolyPoint",
+    "PolyLine",
+    "PolySegment",
+    "PolyRectangle",
+    "PolyArc",
+    "FillPoly",
+    "PolyFillRectangle",
+    "PolyFillArc",
+    "PutImage",
+    "GetImage",
+    "PolyText",
+    "PolyText",
+    "ImageText",
+    "ImageText",
+    "CreateColormap",
+    "FreeColormap",
+    "CopyColormapAndFree",
+    "InstallColormap",
+    "UninstallColormap",
+    "ListInstalledColormaps",
+    "AllocColor",
+    "AllocNamedColor",
+    "AllocColorCells",
+    "AllocColorPlanes",
+    "FreeColors",
+    "StoreColors",
+    "StoreNamedColor",
+    "QueryColors",
+    "LookupColor",
+    "CreateCursor",
+    "CreateGlyphCursor",
+    "FreeCursor",
+    "RecolorCursor",
+    "QueryBestSize",
+    "QueryExtension",
+    "ListExtensions",
+    "ChangeKeyboardMapping",
+    "GetKeyboardMapping",
+    "ChangeKeyboardControl",
+    "GetKeyboardControl",
+    "Bell",
+    "ChangePointerControl",
+    "GetPointerControl",
+    "SetScreenSaver",
+    "GetScreenSaver",
+    "ChangeHosts",
+    "ListHosts",
+    "SetAccessControl",
+    "SetCloseDownMode",
+    "KillClient",
+    "RotateProperties",
+    "ForceScreenSaver",
+    "SetPointerMapping",
+    "GetPointerMapping",
+    "SetModifierMapping",
+    "GetModifierMapping",
+    "major 120",
+    "major 121",
+    "major 122",
+    "major 123",
+    "major 124",
+    "major 125",
+    "major 126",
+    "NoOperation",
+};
+
+static const char *labelEvent[] =
+{
+    "error",
+    "reply",
+    "KeyPress",
+    "KeyRelease",
+    "ButtonPress",
+    "ButtonRelease",
+    "MotionNotify",
+    "EnterNotify",
+    "LeaveNotify",
+    "FocusIn",
+    "FocusOut",
+    "KeymapNotify",
+    "Expose",
+    "GraphicsExpose",
+    "NoExpose",
+    "VisibilityNotify",
+    "CreateNotify",
+    "DestroyNotify",
+    "UnmapNotify",
+    "MapNotify",
+    "MapRequest",
+    "ReparentNotify",
+    "ConfigureNotify",
+    "ConfigureRequest",
+    "GravityNotify",
+    "ResizeRequest",
+    "CirculateNotify",
+    "CirculateRequest",
+    "PropertyNotify",
+    "SelectionClear",
+    "SelectionRequest",
+    "SelectionNotify",
+    "ColormapNotify",
+    "ClientMessage",
+    "MappingNotify",
+};
+
+const char *
+xcb_event_get_label(const xcb_generic_event_t *e)
+{
+    uint32_t type = XCB_EVENT_RESPONSE_TYPE(e);
+    if(type < countof(labelEvent))
+        return labelEvent[type];
+    return NULL;
+}
+
+const char *
+xcb_event_get_error_label(const xcb_generic_event_t *e)
+{
+    /* Check that it's an error */
+    if(e->response_type == 0)
+    {
+        uint32_t type = XCB_EVENT_RESPONSE_TYPE(e) + 1;
+        if(type < countof(labelError))
+            return labelError[type];
+    }
+    return NULL;
+}
+
+const char *
+xcb_event_get_request_label(const xcb_generic_event_t *e)
+{
+    if(e->response_type == 0)
+    {
+        uint32_t type = XCB_EVENT_RESPONSE_TYPE(e) + 10;
+        if(type < countof(labelRequest))
+            return labelRequest[type];
+    }
+    return NULL;
+}
diff --git a/event/xcb_event.h b/event/xcb_event.h
index c2d1cd6..4324931 100644
--- a/event/xcb_event.h
+++ b/event/xcb_event.h
@@ -168,6 +168,29 @@ XCB_EVENT_MAKE_EVENT_HANDLER(colormap_notify, COLORMAP_NOTIFY)
 XCB_EVENT_MAKE_EVENT_HANDLER(client_message, CLIENT_MESSAGE)
 XCB_EVENT_MAKE_EVENT_HANDLER(mapping_notify, MAPPING_NOTIFY)
 
+/**
+ * @brief Convert an event reponse type to a label.
+ * @param e The event.
+ * @return A string with the event name, or NULL if unknown.
+ */
+const char * xcb_event_get_label(const xcb_generic_event_t *e);
+
+/**
+ * @brief Convert an event error type to a label.
+ * @param e The event.
+ * @return A string with the event name, or NULL if unknown or if the event is
+ * not an error.
+ */
+const char * xcb_event_get_error_label(const xcb_generic_event_t *e);
+
+/**
+ * @brief Convert an event request type to a label.
+ * @param e The event.
+ * @return A string with the event name, or NULL if unknown or if the event is
+ * not an error.
+ */
+const char * xcb_event_get_request_label(const xcb_generic_event_t *e);
+
 #ifdef __cplusplus
 }
 #endif