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-rw-r--r--dwl-patches/patches/swapandfocusdir/swapandfocusdir.patch221
1 files changed, 221 insertions, 0 deletions
diff --git a/dwl-patches/patches/swapandfocusdir/swapandfocusdir.patch b/dwl-patches/patches/swapandfocusdir/swapandfocusdir.patch
new file mode 100644
index 0000000..3636387
--- /dev/null
+++ b/dwl-patches/patches/swapandfocusdir/swapandfocusdir.patch
@@ -0,0 +1,221 @@
+From 285470897406b653e77d732a77356aaf9a70b799 Mon Sep 17 00:00:00 2001
+From: wochap <gean.marroquin@gmail.com>
+Date: Fri, 5 Jul 2024 12:37:39 -0500
+Subject: [PATCH] implement swapandfocusdir
+
+---
+ config.def.h | 8 +++
+ dwl.c | 164 +++++++++++++++++++++++++++++++++++++++++++++++++++
+ 2 files changed, 172 insertions(+)
+
+diff --git a/config.def.h b/config.def.h
+index 22d2171..724e15e 100644
+--- a/config.def.h
++++ b/config.def.h
+@@ -129,6 +129,14 @@ static const Key keys[] = {
+ { MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_Return, spawn, {.v = termcmd} },
+ { MODKEY, XKB_KEY_j, focusstack, {.i = +1} },
+ { MODKEY, XKB_KEY_k, focusstack, {.i = -1} },
++ { MODKEY|WLR_MODIFIER_CTRL, XKB_KEY_Left, focusdir, {.ui = 0} },
++ { MODKEY|WLR_MODIFIER_CTRL, XKB_KEY_Right, focusdir, {.ui = 1} },
++ { MODKEY|WLR_MODIFIER_CTRL, XKB_KEY_Up, focusdir, {.ui = 2} },
++ { MODKEY|WLR_MODIFIER_CTRL, XKB_KEY_Down, focusdir, {.ui = 3} },
++ { MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_Left, swapdir, {.ui = 0} },
++ { MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_Right, swapdir, {.ui = 1} },
++ { MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_Up, swapdir, {.ui = 2} },
++ { MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_Down, swapdir, {.ui = 3} },
+ { MODKEY, XKB_KEY_i, incnmaster, {.i = +1} },
+ { MODKEY, XKB_KEY_d, incnmaster, {.i = -1} },
+ { MODKEY, XKB_KEY_h, setmfact, {.f = -0.05f} },
+diff --git a/dwl.c b/dwl.c
+index dc0437e..844c1f5 100644
+--- a/dwl.c
++++ b/dwl.c
+@@ -241,6 +241,11 @@ typedef struct {
+ struct wl_listener destroy;
+ } SessionLock;
+
++typedef struct {
++ int x;
++ int y;
++} Vector;
++
+ /* function declarations */
+ static void applybounds(Client *c, struct wlr_box *bbox);
+ static void applyrules(Client *c);
+@@ -285,6 +290,8 @@ static Monitor *dirtomon(enum wlr_direction dir);
+ static void focusclient(Client *c, int lift);
+ static void focusmon(const Arg *arg);
+ static void focusstack(const Arg *arg);
++static void focusdir(const Arg *arg);
++static void swapdir(const Arg *arg);
+ static Client *focustop(Monitor *m);
+ static void fullscreennotify(struct wl_listener *listener, void *data);
+ static void handlesig(int signo);
+@@ -1425,6 +1432,163 @@ focusstack(const Arg *arg)
+ focusclient(c, 1);
+ }
+
++Vector
++position_of_box(const struct wlr_box *box)
++{
++ return (Vector){
++ .x = box->x + box->width / 2,
++ .y = box->y + box->height / 2,
++ };
++}
++
++Vector
++diff_of_vectors(Vector *a, Vector *b)
++{
++ return (Vector){
++ .x = b->x - a->x,
++ .y = b->y - a->y,
++ };
++}
++
++const char *
++direction_of_vector(Vector *vector)
++{
++ // A zero length vector has no direction
++ if (vector->x == 0 && vector->y == 0) return "";
++
++ if (abs(vector->y) > abs(vector->x)) {
++ // Careful: We are operating in a Y-inverted coordinate system.
++ return (vector->y > 0) ? "bottom" : "top";
++ } else {
++ return (vector->x > 0) ? "right" : "left";
++ }
++}
++
++uint32_t
++vector_length(Vector *vector)
++{
++ // Euclidean distance formula
++ return (uint32_t)sqrt(vector->x * vector->x + vector->y * vector->y);
++}
++
++// Spatial direction, based on focused client position.
++Client *
++client_in_direction(const char *direction, const int *skipfloat)
++{
++ Client *cfocused = focustop(selmon);
++ Vector cfocusedposition;
++ Client *ctarget = NULL;
++ double targetdistance = INFINITY;
++ Client *c;
++
++ if (!cfocused || cfocused->isfullscreen || (skipfloat && cfocused->isfloating))
++ return NULL;
++
++ cfocusedposition = position_of_box(&cfocused->geom);
++
++ wl_list_for_each(c, &clients, link) {
++ Vector cposition;
++ Vector positiondiff;
++ uint32_t distance;
++
++ if (c == cfocused)
++ continue;
++
++ if (skipfloat && c->isfloating)
++ continue;
++
++ if (!VISIBLEON(c, selmon))
++ continue;
++
++ cposition = position_of_box(&c->geom);
++ positiondiff = diff_of_vectors(&cfocusedposition, &cposition);
++
++ if (strcmp(direction, direction_of_vector(&positiondiff)) != 0)
++ continue;
++
++ distance = vector_length(&positiondiff);
++
++ if (distance < targetdistance) {
++ ctarget = c;
++ targetdistance = distance;
++ }
++ }
++
++ return ctarget;
++}
++
++void
++focusdir(const Arg *arg)
++{
++ Client *c = NULL;
++
++ if (arg->ui == 0)
++ c = client_in_direction("left", (int *)0);
++ if (arg->ui == 1)
++ c = client_in_direction("right", (int *)0);
++ if (arg->ui == 2)
++ c = client_in_direction("top", (int *)0);
++ if (arg->ui == 3)
++ c = client_in_direction("bottom", (int *)0);
++
++ if (c != NULL)
++ focusclient(c, 1);
++}
++
++void
++wl_list_swap(struct wl_list *list1, struct wl_list *list2)
++{
++ struct wl_list *prev1, *next1, *prev2, *next2;
++ struct wl_list temp;
++
++ if (list1 == list2) {
++ // No need to swap the same list
++ return;
++ }
++
++ // Get the lists before and after list1
++ prev1 = list1->prev;
++ next1 = list1->next;
++
++ // Get the lists before and after list2
++ prev2 = list2->prev;
++ next2 = list2->next;
++
++ // Update the next and previous pointers of adjacent lists
++ prev1->next = list2;
++ next1->prev = list2;
++ prev2->next = list1;
++ next2->prev = list1;
++
++ // Swap the next and previous pointers of the lists to actually swap them
++ temp = *list1;
++ *list1 = *list2;
++ *list2 = temp;
++}
++
++void
++swapdir(const Arg *arg)
++{
++ Client *c = NULL;
++ Client *cfocused;
++
++ if (arg->ui == 0)
++ c = client_in_direction("left", (int *)1);
++ if (arg->ui == 1)
++ c = client_in_direction("right", (int *)1);
++ if (arg->ui == 2)
++ c = client_in_direction("top", (int *)1);
++ if (arg->ui == 3)
++ c = client_in_direction("bottom", (int *)1);
++
++ if (c == NULL)
++ return;
++
++ cfocused = focustop(selmon);
++ wl_list_swap(&cfocused->link, &c->link);
++ arrange(selmon);
++}
++
+ /* We probably should change the name of this, it sounds like
+ * will focus the topmost client of this mon, when actually will
+ * only return that client */
+--
+2.45.1
+