gwm17/glfw
1
0
Fork 0
mirror of https://github.com/gwm17/glfw.git synced 2024-11-29 21:48:52 -05:00
Code Issues Projects Releases Wiki Activity

X11: Fix X keycode ranges for XKB and core

Browse Source 
This replaces the hardcoded keycode ranges and various kludgy range
checks with the actual ranges reported by Xlib and XKB.
This commit is contained in:
Camilla Löwy 2020-03-17 00:04:48 +01:00
parent 215a05af3d
commit ee45b58647
2 changed files with 14 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
src/x11_init.c
View File

@ -43,10 +43,6 @@ static int translateKeyCode(int scancode)
{
int keySym;
// Valid key code range is [8,255], according to the Xlib manual
if (scancode < 8 || scancode > 255)
return GLFW_KEY_UNKNOWN;
{
int dummy;
KeySym* keySyms;
@ -200,7 +196,7 @@ static int translateKeyCode(int scancode)
//
static void createKeyTables(void)
{
int scancode, key;
int scancode, key, scancodeMin, scancodeMax;
memset(_glfw.x11.keycodes, -1, sizeof(_glfw.x11.keycodes));
memset(_glfw.x11.scancodes, -1, sizeof(_glfw.x11.scancodes));
@ -214,8 +210,11 @@ static void createKeyTables(void)
XkbDescPtr desc = XkbGetMap(_glfw.x11.display, 0, XkbUseCoreKbd);
XkbGetNames(_glfw.x11.display, XkbKeyNamesMask, desc);
scancodeMin = desc->min_key_code;
scancodeMax = desc->max_key_code;
// Find the X11 key code -> GLFW key code mapping
for (scancode = desc->min_key_code; scancode <= desc->max_key_code; scancode++)
for (scancode = scancodeMin; scancode <= scancodeMax; scancode++)
{
memcpy(name, desc->names->keys[scancode].name, XkbKeyNameLength);
name[XkbKeyNameLength] = '\0';
@ -345,15 +344,16 @@ static void createKeyTables(void)
else if (strcmp(name, "COMP") == 0) key = GLFW_KEY_MENU;
else key = GLFW_KEY_UNKNOWN;
if ((scancode >= 0) && (scancode < 256))
_glfw.x11.keycodes[scancode] = key;
}
XkbFreeNames(desc, XkbKeyNamesMask, True);
XkbFreeKeyboard(desc, 0, True);
}
else
XDisplayKeycodes(_glfw.x11.display, &scancodeMin, &scancodeMax);
for (scancode = 0; scancode < 256; scancode++)
for (scancode = scancodeMin; scancode <= scancodeMax; scancode++)
{
// Translate the un-translated key codes using traditional X11 KeySym
// lookups
@ -1069,6 +1069,8 @@ int _glfwPlatformInit(void)
_glfw_dlsym(_glfw.x11.xlib.handle, "XDestroyIC");
_glfw.x11.xlib.DestroyWindow = (PFN_XDestroyWindow)
_glfw_dlsym(_glfw.x11.xlib.handle, "XDestroyWindow");
_glfw.x11.xlib.DisplayKeycodes = (PFN_XDisplayKeycodes)
_glfw_dlsym(_glfw.x11.xlib.handle, "XDisplayKeycodes");
_glfw.x11.xlib.EventsQueued = (PFN_XEventsQueued)
_glfw_dlsym(_glfw.x11.xlib.handle, "XEventsQueued");
_glfw.x11.xlib.FilterEvent = (PFN_XFilterEvent)

3
src/x11_platform.h
View File

@ -67,6 +67,7 @@ typedef int (* PFN_XDeleteContext)(Display*,XID,XContext);
typedef int (* PFN_XDeleteProperty)(Display*,Window,Atom);
typedef void (* PFN_XDestroyIC)(XIC);
typedef int (* PFN_XDestroyWindow)(Display*,Window);
typedef int (* PFN_XDisplayKeycodes)(Display*,int*,int*);
typedef int (* PFN_XEventsQueued)(Display*,int);
typedef Bool (* PFN_XFilterEvent)(XEvent*,Window);
typedef int (* PFN_XFindContext)(Display*,XID,XContext,XPointer*);
@ -166,6 +167,7 @@ typedef void (* PFN_Xutf8SetWMProperties)(Display*,Window,const char*,const char
#define XDeleteProperty _glfw.x11.xlib.DeleteProperty
#define XDestroyIC _glfw.x11.xlib.DestroyIC
#define XDestroyWindow _glfw.x11.xlib.DestroyWindow
#define XDisplayKeycodes _glfw.x11.xlib.DisplayKeycodes
#define XEventsQueued _glfw.x11.xlib.EventsQueued
#define XFilterEvent _glfw.x11.xlib.FilterEvent
#define XFindContext _glfw.x11.xlib.FindContext
@ -522,6 +524,7 @@ typedef struct _GLFWlibraryX11
PFN_XDeleteProperty DeleteProperty;
PFN_XDestroyIC DestroyIC;
PFN_XDestroyWindow DestroyWindow;
PFN_XDisplayKeycodes DisplayKeycodes;
PFN_XEventsQueued EventsQueued;
PFN_XFilterEvent FilterEvent;
PFN_XFindContext FindContext;