Move keyboard binding accessor to bindings.[ch]

Rename `get_binding` to `get_keyboard_binding` and ensure that this
function only accesses bindings of type B_KEYBOARD. Other types of
bindings (e.g. mouse bindings) will be accessed by a different function.

include/bindings.h

@@ -29,3 +29,10 @@ Binding *configure_binding(const char *bindtype, const char *modifiers, const ch
  *
  */
 void grab_all_keys(xcb_connection_t *conn, bool bind_mode_switch);
+
+/**
+ * Returns a pointer to the keyboard Binding with the specified modifiers and
+ * keycode or NULL if no such binding exists.
+ *
+ */
+Binding *get_keyboard_binding(uint16_t modifiers, bool key_release, xcb_keycode_t keycode);

include/config.h

@@ -333,13 +333,6 @@ void switch_mode(const char *new_mode);
  *
  */void update_barconfig();
 
-/**
- * Returns a pointer to the Binding with the specified modifiers and keycode
- * or NULL if no such binding exists.
- *
- */
-Binding *get_binding(uint16_t modifiers, bool key_release, xcb_keycode_t keycode);
-
 /**
  * Kills the configerror i3-nagbar process, if any.
  *

src/bindings.c

@@ -117,3 +117,65 @@ void grab_all_keys(xcb_connection_t *conn, bool bind_mode_switch) {
             grab_keycode_for_binding(conn, bind, *walk++);
     }
 }
+
+/*
+ * Returns a pointer to the keyboard Binding with the specified modifiers and
+ * keycode or NULL if no such binding exists.
+ *
+ */
+Binding *get_keyboard_binding(uint16_t modifiers, bool key_release, xcb_keycode_t keycode) {
+    Binding *bind;
+
+    if (!key_release) {
+        /* On a KeyPress event, we first reset all
+         * B_UPON_KEYRELEASE_IGNORE_MODS bindings back to B_UPON_KEYRELEASE */
+        TAILQ_FOREACH(bind, bindings, bindings) {
+            if (bind->input_type != B_KEYBOARD)
+                continue;
+            if (bind->release == B_UPON_KEYRELEASE_IGNORE_MODS)
+                bind->release = B_UPON_KEYRELEASE;
+        }
+    }
+
+    TAILQ_FOREACH(bind, bindings, bindings) {
+        /* First compare the modifiers (unless this is a
+         * B_UPON_KEYRELEASE_IGNORE_MODS binding and this is a KeyRelease
+         * event) */
+        if (bind->input_type != B_KEYBOARD)
+            continue;
+        if (bind->mods != modifiers &&
+            (bind->release != B_UPON_KEYRELEASE_IGNORE_MODS ||
+             !key_release))
+            continue;
+
+        /* If a symbol was specified by the user, we need to look in
+         * the array of translated keycodes for the event’s keycode */
+        if (bind->symbol != NULL) {
+            if (memmem(bind->translated_to,
+                       bind->number_keycodes * sizeof(xcb_keycode_t),
+                       &keycode, sizeof(xcb_keycode_t)) == NULL)
+                continue;
+        } else {
+            /* This case is easier: The user specified a keycode */
+            if (bind->keycode != keycode)
+                continue;
+        }
+
+        /* If this keybinding is a KeyRelease binding, it matches the key which
+         * the user pressed. We therefore mark it as
+         * B_UPON_KEYRELEASE_IGNORE_MODS for later, so that the user can
+         * release the modifiers before the actual key and the KeyRelease will
+         * still be matched. */
+        if (bind->release == B_UPON_KEYRELEASE && !key_release)
+            bind->release = B_UPON_KEYRELEASE_IGNORE_MODS;
+
+        /* Check if the binding is for a KeyPress or a KeyRelease event */
+        if ((bind->release == B_UPON_KEYPRESS && key_release) ||
+            (bind->release >= B_UPON_KEYRELEASE && !key_release))
+            continue;
+
+        break;
+    }
+
+    return (bind == TAILQ_END(bindings) ? NULL : bind);
+}

src/config.c

@@ -30,64 +30,6 @@ void ungrab_all_keys(xcb_connection_t *conn) {
     xcb_ungrab_key(conn, XCB_GRAB_ANY, root, XCB_BUTTON_MASK_ANY);
 }
 
-/*
- * Returns a pointer to the Binding with the specified modifiers and keycode
- * or NULL if no such binding exists.
- *
- */
-Binding *get_binding(uint16_t modifiers, bool key_release, xcb_keycode_t keycode) {
-    Binding *bind;
-
-    if (!key_release) {
-        /* On a KeyPress event, we first reset all
-         * B_UPON_KEYRELEASE_IGNORE_MODS bindings back to B_UPON_KEYRELEASE */
-        TAILQ_FOREACH(bind, bindings, bindings) {
-            if (bind->release == B_UPON_KEYRELEASE_IGNORE_MODS)
-                bind->release = B_UPON_KEYRELEASE;
-        }
-    }
-
-    TAILQ_FOREACH(bind, bindings, bindings) {
-        /* First compare the modifiers (unless this is a
-         * B_UPON_KEYRELEASE_IGNORE_MODS binding and this is a KeyRelease
-         * event) */
-        if (bind->mods != modifiers &&
-            (bind->release != B_UPON_KEYRELEASE_IGNORE_MODS ||
-             !key_release))
-            continue;
-
-        /* If a symbol was specified by the user, we need to look in
-         * the array of translated keycodes for the event’s keycode */
-        if (bind->symbol != NULL) {
-            if (memmem(bind->translated_to,
-                       bind->number_keycodes * sizeof(xcb_keycode_t),
-                       &keycode, sizeof(xcb_keycode_t)) == NULL)
-                continue;
-        } else {
-            /* This case is easier: The user specified a keycode */
-            if (bind->keycode != keycode)
-                continue;
-        }
-
-        /* If this keybinding is a KeyRelease binding, it matches the key which
-         * the user pressed. We therefore mark it as
-         * B_UPON_KEYRELEASE_IGNORE_MODS for later, so that the user can
-         * release the modifiers before the actual key and the KeyRelease will
-         * still be matched. */
-        if (bind->release == B_UPON_KEYRELEASE && !key_release)
-            bind->release = B_UPON_KEYRELEASE_IGNORE_MODS;
-
-        /* Check if the binding is for a KeyPress or a KeyRelease event */
-        if ((bind->release == B_UPON_KEYPRESS && key_release) ||
-            (bind->release >= B_UPON_KEYRELEASE && !key_release))
-            continue;
-
-        break;
-    }
-
-    return (bind == TAILQ_END(bindings) ? NULL : bind);
-}
-
 /*
  * Translates keysymbols to keycodes for all bindings which use keysyms.
  *

src/key_press.c

@@ -84,7 +84,7 @@ void handle_key_press(xcb_key_press_event_t *event) {
     DLOG("(checked mode_switch, state %d)\n", state_filtered);
 
     /* Find the binding */
-    Binding *bind = get_binding(state_filtered, key_release, event->detail);
+    Binding *bind = get_keyboard_binding(state_filtered, key_release, event->detail);
 
     /* No match? Then the user has Mode_switch enabled but does not have a
      * specific keybinding. Fall back to the default keybindings (without
@@ -93,7 +93,7 @@ void handle_key_press(xcb_key_press_event_t *event) {
     if (bind == NULL) {
         state_filtered &= ~(BIND_MODE_SWITCH);
         DLOG("no match, new state_filtered = %d\n", state_filtered);
-        if ((bind = get_binding(state_filtered, key_release, event->detail)) == NULL) {
+        if ((bind = get_keyboard_binding(state_filtered, key_release, event->detail)) == NULL) {
             /* This is not a real error since we can have release and
              * non-release keybindings. On a KeyPress event for which there is
              * only a !release-binding, but no release-binding, the