#include <X11/Xlib.h>
#include <X11/keysym.h>
+struct _ObtIC
+{
+ guint ref;
+ XIC xic;
+};
+
/* These masks are constants and the modifier keys are bound to them as
anyone sees fit:
ShiftMask (1<<0), LockMask (1<<1), ControlMask (1<<2), Mod1Mask (1<<3),
#define nth_mask(n) (1 << n)
static void set_modkey_mask(guchar mask, KeySym sym);
+static void xim_init(void);
void obt_keyboard_shutdown();
static XModifierKeymap *modmap;
static KeySym *keymap;
static gint min_keycode, max_keycode, keysyms_per_keycode;
/* This is a bitmask of the different masks for each modifier key */
-static guchar modkeys_keys[OBT_MODKEY_NUM_KEYS];
+static guchar modkeys_keys[OBT_KEYBOARD_NUM_MODKEYS];
static gboolean alt_l = FALSE;
static gboolean meta_l = FALSE;
static gboolean started = FALSE;
-void obt_keyboard_reload()
+static XIM xim = NULL;
+static XIMStyle xim_style = 0;
+
+void obt_keyboard_reload(void)
{
gint i, j, k;
if (started) obt_keyboard_shutdown(); /* free stuff */
started = TRUE;
+ xim_init();
+
/* reset the keys to not be bound to any masks */
- for (i = 0; i < OBT_MODKEY_NUM_KEYS; ++i)
+ for (i = 0; i < OBT_KEYBOARD_NUM_MODKEYS; ++i)
modkeys_keys[i] = 0;
modmap = XGetModifierMapping(obt_display);
- g_assert(modmap->max_keypermod > 0);
+ /* note: modmap->max_keypermod can be 0 when there is no valid key layout
+ available */
XDisplayKeycodes(obt_display, &min_keycode, &max_keycode);
keymap = XGetKeyboardMapping(obt_display, min_keycode,
}
/* CapsLock, Shift, and Control are special and hard-coded */
- modkeys_keys[OBT_MODKEY_KEY_CAPSLOCK] = LockMask;
- modkeys_keys[OBT_MODKEY_KEY_SHIFT] = ShiftMask;
- modkeys_keys[OBT_MODKEY_KEY_CONTROL] = ControlMask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_CAPSLOCK] = LockMask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_SHIFT] = ShiftMask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_CONTROL] = ControlMask;
}
-void obt_keyboard_shutdown()
+void obt_keyboard_shutdown(void)
{
XFreeModifiermap(modmap);
modmap = NULL;
XFree(keymap);
keymap = NULL;
+ if (xim) XCloseIM(xim);
+ xim = NULL;
+ xim_style = 0;
started = FALSE;
}
+void xim_init(void)
+{
+ gchar *aname, *aclass;
+
+ aname = g_strdup(g_get_prgname());
+ if (!aname) aname = g_strdup("obt");
+
+ aclass = g_strdup(aname);
+ if (g_ascii_islower(aclass[0]))
+ aclass[0] = g_ascii_toupper(aclass[0]);
+
+ g_print("Opening Input Method for %s %s\n", aname, aclass);
+ xim = XOpenIM(obt_display, NULL, aname, aclass);
+
+ if (!xim)
+ g_message("Failed to open an Input Method");
+ else {
+ XIMStyles *xim_styles = NULL;
+ char *r;
+
+ /* get the input method styles */
+ r = XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL);
+ if (r || !xim_styles)
+ g_message("Input Method does not support any styles");
+ if (xim_styles) {
+ int i;
+
+ /* find a style that doesnt need preedit or status */
+ for (i = 0; i < xim_styles->count_styles; ++i) {
+ if (xim_styles->supported_styles[i] ==
+ (XIMPreeditNothing | XIMStatusNothing))
+ {
+ xim_style = xim_styles->supported_styles[i];
+ break;
+ }
+ }
+ XFree(xim_styles);
+ }
+
+ if (!xim_style) {
+ g_message("Input Method does not support a usable style");
+
+ XCloseIM(xim);
+ xim = NULL;
+ }
+ }
+
+ g_free(aclass);
+ g_free(aname);
+}
+
guint obt_keyboard_keycode_to_modmask(guint keycode)
{
gint i, j;
because you could bind it to something else and it
should work as that modifier then. i think capslock
is weird in xkb. */
- mask &= ~obt_keyboard_modkey_to_modmask(OBT_MODKEY_KEY_NUMLOCK);
- mask &= ~obt_keyboard_modkey_to_modmask(OBT_MODKEY_KEY_SCROLLLOCK);
+ mask &= ~obt_keyboard_modkey_to_modmask(OBT_KEYBOARD_MODKEY_NUMLOCK);
+ mask &= ~obt_keyboard_modkey_to_modmask(OBT_KEYBOARD_MODKEY_SCROLLLOCK);
return mask;
}
/* find what key this is, and bind it to the mask */
if (sym == XK_Num_Lock)
- modkeys_keys[OBT_MODKEY_KEY_NUMLOCK] |= mask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_NUMLOCK] |= mask;
else if (sym == XK_Scroll_Lock)
- modkeys_keys[OBT_MODKEY_KEY_SCROLLLOCK] |= mask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_SCROLLLOCK] |= mask;
else if (sym == XK_Super_L && super_l)
- modkeys_keys[OBT_MODKEY_KEY_SUPER] |= mask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_SUPER] |= mask;
else if (sym == XK_Super_L && !super_l)
/* left takes precident over right, so erase any masks the right
key may have set */
- modkeys_keys[OBT_MODKEY_KEY_SUPER] = mask, super_l = TRUE;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_SUPER] = mask, super_l = TRUE;
else if (sym == XK_Super_R && !super_l)
- modkeys_keys[OBT_MODKEY_KEY_SUPER] |= mask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_SUPER] |= mask;
else if (sym == XK_Hyper_L && hyper_l)
- modkeys_keys[OBT_MODKEY_KEY_HYPER] |= mask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_HYPER] |= mask;
else if (sym == XK_Hyper_L && !hyper_l)
- modkeys_keys[OBT_MODKEY_KEY_HYPER] = mask, hyper_l = TRUE;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_HYPER] = mask, hyper_l = TRUE;
else if (sym == XK_Hyper_R && !hyper_l)
- modkeys_keys[OBT_MODKEY_KEY_HYPER] |= mask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_HYPER] |= mask;
else if (sym == XK_Alt_L && alt_l)
- modkeys_keys[OBT_MODKEY_KEY_ALT] |= mask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_ALT] |= mask;
else if (sym == XK_Alt_L && !alt_l)
- modkeys_keys[OBT_MODKEY_KEY_ALT] = mask, alt_l = TRUE;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_ALT] = mask, alt_l = TRUE;
else if (sym == XK_Alt_R && !alt_l)
- modkeys_keys[OBT_MODKEY_KEY_ALT] |= mask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_ALT] |= mask;
else if (sym == XK_Meta_L && meta_l)
- modkeys_keys[OBT_MODKEY_KEY_META] |= mask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_META] |= mask;
else if (sym == XK_Meta_L && !meta_l)
- modkeys_keys[OBT_MODKEY_KEY_META] = mask, meta_l = TRUE;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_META] = mask, meta_l = TRUE;
else if (sym == XK_Meta_R && !meta_l)
- modkeys_keys[OBT_MODKEY_KEY_META] |= mask;
+ modkeys_keys[OBT_KEYBOARD_MODKEY_META] |= mask;
/* CapsLock, Shift, and Control are special and hard-coded */
}
-KeyCode obt_keyboard_keysym_to_keycode(KeySym sym)
+KeyCode* obt_keyboard_keysym_to_keycode(KeySym sym)
{
- gint i, j;
+ KeyCode *ret;
+ gint i, j, n;
+
+ ret = g_new(KeyCode, 1);
+ n = 0;
+ ret[n] = 0;
/* go through each keycode and look for the keysym */
for (i = min_keycode; i <= max_keycode; ++i)
for (j = 0; j < keysyms_per_keycode; ++j)
- if (sym == keymap[(i-min_keycode) * keysyms_per_keycode + j])
- return i;
- return 0;
+ if (sym == keymap[(i-min_keycode) * keysyms_per_keycode + j]) {
+ ret = g_renew(KeyCode, ret, ++n);
+ ret[n-1] = i;
+ ret[n] = 0;
+ }
+ return ret;
}
-const gchar *obt_keyboard_keycode_to_string(guint keycode)
+gchar *obt_keyboard_keycode_to_string(guint keycode)
{
KeySym sym;
- const gchar *ret = NULL;
if ((sym = XKeycodeToKeysym(obt_display, keycode, 0)) != NoSymbol)
- ret = XKeysymToString(sym);
- return g_locale_to_utf8(ret, -1, NULL, NULL, NULL);
+ return g_locale_to_utf8(XKeysymToString(sym), -1, NULL, NULL, NULL);
+ return NULL;
}
gunichar obt_keyboard_keycode_to_unichar(guint keycode)
{
gunichar unikey = 0;
+ char *key;
- const char *key;
if ((key = obt_keyboard_keycode_to_string(keycode)) != NULL &&
/* don't accept keys that aren't a single letter, like "space" */
key[1] == '\0')
if (unikey == (gunichar)-1 || unikey == (gunichar)-2 || unikey == 0)
unikey = 0;
}
+ g_free(key);
return unikey;
}
+
+ObtIC* obt_keyboard_context_new(Window w)
+{
+ ObtIC *ic = NULL;
+
+ if (w != None) {
+ ic = g_new(ObtIC, 1);
+ ic->ref = 1;
+ ic->xic = NULL;
+
+ if (xim)
+ ic->xic = XCreateIC(xim,
+ XNInputStyle, xim_style,
+ XNClientWindow, w,
+ XNFocusWindow, w,
+ NULL);
+ }
+ return ic;
+}
+
+void obt_keyboard_context_ref(ObtIC *ic)
+{
+ ++ic->ref;
+}
+
+void obt_keyboard_context_unref(ObtIC *ic)
+{
+ if (--ic->ref < 1) {
+ XDestroyIC(ic->xic);
+ g_free(ic);
+ }
+}