input state, find_container_in_direction

1 files changed, 70 insertions, 0 deletions

diff --git a/sway/input_state.c b/sway/input_state.c
new file mode 100644
index 00000000..0769c30f
--- /dev/null
+++ b/sway/input_state.c
@@ -0,0 +1,70 @@
+#include <string.h>
+#include <stdbool.h>
+#include <ctype.h>
+
+#include "input_state.h"
+
+enum { KEY_STATE_MAX_LENGTH = 64 };
+
+static keycode key_state_array[KEY_STATE_MAX_LENGTH];
+static uint8_t key_state_length = 0;
+
+static uint8_t find_key(keycode key) {
+        int i;
+        for (i = 0; i < key_state_length; ++i) {
+                if (key_state_array[i] == key) {
+                        break;
+                }
+        }
+        return i;
+}
+
+bool check_key(keycode key) {
+        return find_key(key) < key_state_length;
+}
+
+void press_key(keycode key) {
+        // Check if key exists
+        if (!check_key(key)) {
+                // Check that we dont exceed buffer length
+                if (key_state_length < KEY_STATE_MAX_LENGTH) {
+                        key_state_array[key_state_length++] = key;
+                }
+        }
+}
+
+void release_key(keycode key) {
+        uint8_t index = find_key(key);
+        if (index < key_state_length) {
+                //shift it over and remove key
+                memmove(&key_state_array[index],
+                                &key_state_array[index + 1],
+                                sizeof(*key_state_array) * (--key_state_length - index));
+        }
+}
+
+struct pointer_state pointer_state = {0, 0, {0, 0}, {0, 0, 0, 0}};
+
+static struct wlc_geometry saved_floating;
+
+void start_floating(swayc_t *view) {
+        if (view->is_floating) {
+                saved_floating.origin.x = view->x;
+                saved_floating.origin.y = view->y;
+                saved_floating.size.w = view->width;
+                saved_floating.size.h = view->height;
+        }
+}
+
+void reset_floating(swayc_t *view) {
+        if (view->is_floating) {
+                view->x = saved_floating.origin.x;
+                view->y = saved_floating.origin.y;
+                view->width = saved_floating.size.w;
+                view->height = saved_floating.size.h;
+                arrange_windows(view->parent, -1, -1);
+        }
+        pointer_state.floating = (struct pointer_floating){0,0};
+        pointer_state.lock = (struct pointer_lock){0,0,0,0};
+}
+