From d4e80cf301d77f69370cc81657c433990986cfa6 Mon Sep 17 00:00:00 2001
From: Ryan Dwyer <ryandwyer1@gmail.com>
Date: Tue, 11 Sep 2018 16:56:05 +1000
Subject: Rename OP_MOVE to OP_MOVE_FLOATING

In preparation for introducing OP_MOVE_TILING.
---
 sway/input/cursor.c | 8 ++++----
 sway/input/seat.c   | 8 ++++----
 2 files changed, 8 insertions(+), 8 deletions(-)

(limited to 'sway/input')

diff --git a/sway/input/cursor.c b/sway/input/cursor.c
index 69a019bb..cd87e976 100644
--- a/sway/input/cursor.c
+++ b/sway/input/cursor.c
@@ -218,7 +218,7 @@ static void handle_down_motion(struct sway_seat *seat,
 	seat->op_moved = true;
 }
 
-static void handle_move_motion(struct sway_seat *seat,
+static void handle_move_floating_motion(struct sway_seat *seat,
 		struct sway_cursor *cursor) {
 	struct sway_container *con = seat->op_container;
 	desktop_damage_whole_container(con);
@@ -402,8 +402,8 @@ void cursor_send_pointer_motion(struct sway_cursor *cursor, uint32_t time_msec,
 		case OP_DOWN:
 			handle_down_motion(seat, cursor, time_msec);
 			break;
-		case OP_MOVE:
-			handle_move_motion(seat, cursor);
+		case OP_MOVE_FLOATING:
+			handle_move_floating_motion(seat, cursor);
 			break;
 		case OP_RESIZE_FLOATING:
 			handle_resize_floating_motion(seat, cursor);
@@ -719,7 +719,7 @@ void dispatch_cursor_button(struct sway_cursor *cursor,
 			while (cont->parent) {
 				cont = cont->parent;
 			}
-			seat_begin_move(seat, cont, button);
+			seat_begin_move_floating(seat, cont, button);
 			return;
 		}
 	}
diff --git a/sway/input/seat.c b/sway/input/seat.c
index 5709a7f7..a908560a 100644
--- a/sway/input/seat.c
+++ b/sway/input/seat.c
@@ -963,13 +963,13 @@ void seat_begin_down(struct sway_seat *seat, struct sway_container *con,
 	seat->op_moved = false;
 }
 
-void seat_begin_move(struct sway_seat *seat, struct sway_container *con,
-		uint32_t button) {
+void seat_begin_move_floating(struct sway_seat *seat,
+		struct sway_container *con, uint32_t button) {
 	if (!seat->cursor) {
 		wlr_log(WLR_DEBUG, "Ignoring move request due to no cursor device");
 		return;
 	}
-	seat->operation = OP_MOVE;
+	seat->operation = OP_MOVE_FLOATING;
 	seat->op_container = con;
 	seat->op_button = button;
 	cursor_set_image(seat->cursor, "grab", NULL);
@@ -1017,7 +1017,7 @@ void seat_begin_resize_tiling(struct sway_seat *seat,
 
 void seat_end_mouse_operation(struct sway_seat *seat) {
 	enum sway_seat_operation operation = seat->operation;
-	if (seat->operation == OP_MOVE) {
+	if (seat->operation == OP_MOVE_FLOATING) {
 		// We "move" the container to its own location so it discovers its
 		// output again.
 		struct sway_container *con = seat->op_container;
-- 
cgit v1.2.3


From 8bb40c24c7b045df0d43e9f22c096d1473f6f9f6 Mon Sep 17 00:00:00 2001
From: Ryan Dwyer <ryandwyer1@gmail.com>
Date: Tue, 11 Sep 2018 21:34:21 +1000
Subject: Implement tiling drag

Hold floating_modifier and drag a tiling view to a new location.
---
 include/sway/input/seat.h     |   7 ++
 include/sway/tree/container.h |   5 +-
 include/sway/tree/workspace.h |   2 +
 sway/commands/move.c          |   2 +-
 sway/desktop/render.c         |  17 +++++
 sway/input/cursor.c           | 146 ++++++++++++++++++++++++++++++++++++++++++
 sway/input/seat.c             |  74 +++++++++++++++++++++
 sway/tree/container.c         |  12 +++-
 sway/tree/view.c              |   2 +-
 sway/tree/workspace.c         |  13 ++++
 10 files changed, 274 insertions(+), 6 deletions(-)

(limited to 'sway/input')

diff --git a/include/sway/input/seat.h b/include/sway/input/seat.h
index 1ae34be5..e006faba 100644
--- a/include/sway/input/seat.h
+++ b/include/sway/input/seat.h
@@ -39,6 +39,7 @@ enum sway_seat_operation {
 	OP_NONE,
 	OP_DOWN,
 	OP_MOVE_FLOATING,
+	OP_MOVE_TILING,
 	OP_RESIZE_FLOATING,
 	OP_RESIZE_TILING,
 };
@@ -64,6 +65,9 @@ struct sway_seat {
 	// Operations (drag and resize)
 	enum sway_seat_operation operation;
 	struct sway_container *op_container;
+	struct sway_node *op_target_node; // target for tiling move
+	enum wlr_edges op_target_edge;
+	struct wlr_box op_drop_box;
 	enum wlr_edges op_resize_edge;
 	uint32_t op_button;
 	bool op_resize_preserve_ratio;
@@ -175,6 +179,9 @@ void seat_begin_down(struct sway_seat *seat, struct sway_container *con,
 void seat_begin_move_floating(struct sway_seat *seat,
 		struct sway_container *con, uint32_t button);
 
+void seat_begin_move_tiling(struct sway_seat *seat,
+		struct sway_container *con, uint32_t button);
+
 void seat_begin_resize_floating(struct sway_seat *seat,
 		struct sway_container *con, uint32_t button, enum wlr_edges edge);
 
diff --git a/include/sway/tree/container.h b/include/sway/tree/container.h
index 2735daa3..94d30ced 100644
--- a/include/sway/tree/container.h
+++ b/include/sway/tree/container.h
@@ -279,8 +279,11 @@ void container_add_child(struct sway_container *parent,
 void container_insert_child(struct sway_container *parent,
 		struct sway_container *child, int i);
 
+/**
+ * Side should be 0 to add before, or 1 to add after.
+ */
 void container_add_sibling(struct sway_container *parent,
-		struct sway_container *child);
+		struct sway_container *child, int side);
 
 void container_detach(struct sway_container *child);
 
diff --git a/include/sway/tree/workspace.h b/include/sway/tree/workspace.h
index af9a071a..e4b616d1 100644
--- a/include/sway/tree/workspace.h
+++ b/include/sway/tree/workspace.h
@@ -126,4 +126,6 @@ void workspace_update_representation(struct sway_workspace *ws);
 
 void workspace_get_box(struct sway_workspace *workspace, struct wlr_box *box);
 
+size_t workspace_num_tiling_views(struct sway_workspace *ws);
+
 #endif
diff --git a/sway/commands/move.c b/sway/commands/move.c
index 2e9c00f8..b2cca5be 100644
--- a/sway/commands/move.c
+++ b/sway/commands/move.c
@@ -235,7 +235,7 @@ static void container_move_to_container(struct sway_container *container,
 	container->saved_width = container->saved_height = 0;
 
 	if (destination->view) {
-		container_add_sibling(destination, container);
+		container_add_sibling(destination, container, 1);
 	} else {
 		container_add_child(destination, container);
 	}
diff --git a/sway/desktop/render.c b/sway/desktop/render.c
index 8a6f63aa..8b5b3e95 100644
--- a/sway/desktop/render.c
+++ b/sway/desktop/render.c
@@ -891,6 +891,21 @@ static void render_floating(struct sway_output *soutput,
 	}
 }
 
+static void render_dropzones(struct sway_output *output,
+		pixman_region32_t *damage) {
+	struct sway_seat *seat;
+	wl_list_for_each(seat, &input_manager->seats, link) {
+		if (seat->operation == OP_MOVE_TILING && seat->op_target_node
+				&& node_get_output(seat->op_target_node) == output) {
+			float color[4];
+			memcpy(&color, config->border_colors.focused.indicator,
+					sizeof(float) * 4);
+			premultiply_alpha(color, 0.5);
+			render_rect(output->wlr_output, damage, &seat->op_drop_box, color);
+		}
+	}
+}
+
 void output_render(struct sway_output *output, struct timespec *when,
 		pixman_region32_t *damage) {
 	struct wlr_output *wlr_output = output->wlr_output;
@@ -973,6 +988,8 @@ void output_render(struct sway_output *output, struct timespec *when,
 			&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP]);
 	}
 
+	render_dropzones(output, damage);
+
 	struct sway_seat *seat = input_manager_current_seat(input_manager);
 	struct sway_container *focus = seat_get_focused_container(seat);
 	if (focus && focus->view) {
diff --git a/sway/input/cursor.c b/sway/input/cursor.c
index cd87e976..b0f8e531 100644
--- a/sway/input/cursor.c
+++ b/sway/input/cursor.c
@@ -228,6 +228,141 @@ static void handle_move_floating_motion(struct sway_seat *seat,
 	desktop_damage_whole_container(con);
 }
 
+static void resize_box(struct wlr_box *box, enum wlr_edges edge,
+		size_t thickness) {
+	switch (edge) {
+	case WLR_EDGE_TOP:
+		box->height = thickness;
+		break;
+	case WLR_EDGE_LEFT:
+		box->width = thickness;
+		break;
+	case WLR_EDGE_RIGHT:
+		box->x = box->x + box->width - thickness;
+		box->width = thickness;
+		break;
+	case WLR_EDGE_BOTTOM:
+		box->y = box->y + box->height - thickness;
+		box->height = thickness;
+		break;
+	case WLR_EDGE_NONE:
+		box->x += thickness;
+		box->y += thickness;
+		box->width -= thickness * 2;
+		box->height -= thickness * 2;
+		break;
+	}
+}
+
+static void handle_move_tiling_motion(struct sway_seat *seat,
+		struct sway_cursor *cursor) {
+	struct wlr_surface *surface = NULL;
+	double sx, sy;
+	struct sway_node *node = node_at_coords(seat,
+			cursor->cursor->x, cursor->cursor->y, &surface, &sx, &sy);
+	// Damage the old location
+	desktop_damage_box(&seat->op_drop_box);
+
+	if (!node) {
+		// Eg. hovered over a layer surface such as swaybar
+		seat->op_target_node = NULL;
+		seat->op_target_edge = WLR_EDGE_NONE;
+		return;
+	}
+
+	if (node->type == N_WORKSPACE) {
+		// Emtpy workspace
+		seat->op_target_node = node;
+		seat->op_target_edge = WLR_EDGE_NONE;
+		workspace_get_box(node->sway_workspace, &seat->op_drop_box);
+		desktop_damage_box(&seat->op_drop_box);
+		return;
+	}
+
+	// Deny moving within own workspace if this is the only child
+	struct sway_container *con = node->sway_container;
+	if (workspace_num_tiling_views(seat->op_container->workspace) == 1 &&
+			con->workspace == seat->op_container->workspace) {
+		seat->op_target_node = NULL;
+		seat->op_target_edge = WLR_EDGE_NONE;
+		return;
+	}
+
+	// Traverse the ancestors, trying to find a layout container perpendicular
+	// to the edge. Eg. close to the top or bottom of a horiz layout.
+	while (con) {
+		enum wlr_edges edge = WLR_EDGE_NONE;
+		enum sway_container_layout layout = container_parent_layout(con);
+		struct wlr_box parent;
+		con->parent ? container_get_box(con->parent, &parent) :
+			workspace_get_box(con->workspace, &parent);
+		if (layout == L_HORIZ || layout == L_TABBED) {
+			if (cursor->cursor->y < parent.y + 30) {
+				edge = WLR_EDGE_TOP;
+			} else if (cursor->cursor->y > parent.y + parent.height - 30) {
+				edge = WLR_EDGE_BOTTOM;
+			}
+		} else if (layout == L_VERT || layout == L_STACKED) {
+			if (cursor->cursor->x < parent.x + 30) {
+				edge = WLR_EDGE_LEFT;
+			} else if (cursor->cursor->x > parent.x + parent.width - 30) {
+				edge = WLR_EDGE_RIGHT;
+			}
+		}
+		if (edge) {
+			seat->op_target_node = node_get_parent(&con->node);
+			seat->op_target_edge = edge;
+			node_get_box(seat->op_target_node, &seat->op_drop_box);
+			resize_box(&seat->op_drop_box, edge, 30);
+			desktop_damage_box(&seat->op_drop_box);
+			return;
+		}
+		con = con->parent;
+	}
+
+	// Use the hovered view - but we must be over the actual surface
+	con = node->sway_container;
+	if (!con->view->surface || node == &seat->op_container->node) {
+		seat->op_target_node = NULL;
+		seat->op_target_edge = WLR_EDGE_NONE;
+		return;
+	}
+
+	// Find the closest edge
+	size_t thickness = fmin(con->view->width, con->view->height) * 0.3;
+	size_t closest_dist = INT_MAX;
+	size_t dist;
+	seat->op_target_edge = WLR_EDGE_NONE;
+	if ((dist = cursor->cursor->y - con->y) < closest_dist) {
+		closest_dist = dist;
+		seat->op_target_edge = WLR_EDGE_TOP;
+	}
+	if ((dist = cursor->cursor->x - con->x) < closest_dist) {
+		closest_dist = dist;
+		seat->op_target_edge = WLR_EDGE_LEFT;
+	}
+	if ((dist = con->x + con->width - cursor->cursor->x) < closest_dist) {
+		closest_dist = dist;
+		seat->op_target_edge = WLR_EDGE_RIGHT;
+	}
+	if ((dist = con->y + con->height - cursor->cursor->y) < closest_dist) {
+		closest_dist = dist;
+		seat->op_target_edge = WLR_EDGE_BOTTOM;
+	}
+
+	if (closest_dist > thickness) {
+		seat->op_target_edge = WLR_EDGE_NONE;
+	}
+
+	seat->op_target_node = node;
+	seat->op_drop_box.x = con->view->x;
+	seat->op_drop_box.y = con->view->y;
+	seat->op_drop_box.width = con->view->width;
+	seat->op_drop_box.height = con->view->height;
+	resize_box(&seat->op_drop_box, seat->op_target_edge, thickness);
+	desktop_damage_box(&seat->op_drop_box);
+}
+
 static void calculate_floating_constraints(struct sway_container *con,
 		int *min_width, int *max_width, int *min_height, int *max_height) {
 	if (config->floating_minimum_width == -1) { // no minimum
@@ -405,6 +540,9 @@ void cursor_send_pointer_motion(struct sway_cursor *cursor, uint32_t time_msec,
 		case OP_MOVE_FLOATING:
 			handle_move_floating_motion(seat, cursor);
 			break;
+		case OP_MOVE_TILING:
+			handle_move_tiling_motion(seat, cursor);
+			break;
 		case OP_RESIZE_FLOATING:
 			handle_resize_floating_motion(seat, cursor);
 			break;
@@ -751,6 +889,14 @@ void dispatch_cursor_button(struct sway_cursor *cursor,
 		}
 	}
 
+	// Handle moving a tiling container
+	if (config->tiling_drag && mod_pressed && !is_floating_or_child &&
+			!cont->is_fullscreen) {
+		seat_pointer_notify_button(seat, time_msec, button, state);
+		seat_begin_move_tiling(seat, cont, button);
+		return;
+	}
+
 	// Handle mousedown on a container surface
 	if (surface && cont && state == WLR_BUTTON_PRESSED) {
 		seat_set_focus_container(seat, cont);
diff --git a/sway/input/seat.c b/sway/input/seat.c
index a908560a..86e5f809 100644
--- a/sway/input/seat.c
+++ b/sway/input/seat.c
@@ -975,6 +975,16 @@ void seat_begin_move_floating(struct sway_seat *seat,
 	cursor_set_image(seat->cursor, "grab", NULL);
 }
 
+void seat_begin_move_tiling(struct sway_seat *seat,
+		struct sway_container *con, uint32_t button) {
+	seat->operation = OP_MOVE_TILING;
+	seat->op_container = con;
+	seat->op_button = button;
+	seat->op_target_node = NULL;
+	seat->op_target_edge = 0;
+	cursor_set_image(seat->cursor, "grab", NULL);
+}
+
 void seat_begin_resize_floating(struct sway_seat *seat,
 		struct sway_container *con, uint32_t button, enum wlr_edges edge) {
 	if (!seat->cursor) {
@@ -1015,6 +1025,68 @@ void seat_begin_resize_tiling(struct sway_seat *seat,
 	seat->op_ref_height = con->height;
 }
 
+static bool is_parallel(enum sway_container_layout layout,
+		enum wlr_edges edge) {
+	bool layout_is_horiz = layout == L_HORIZ || layout == L_TABBED;
+	bool edge_is_horiz = edge == WLR_EDGE_LEFT || edge == WLR_EDGE_RIGHT;
+	return layout_is_horiz == edge_is_horiz;
+}
+
+static void seat_end_move_tiling(struct sway_seat *seat) {
+	struct sway_container *con = seat->op_container;
+	struct sway_container *old_parent = con->parent;
+	struct sway_workspace *old_ws = con->workspace;
+	struct sway_node *target_node = seat->op_target_node;
+	struct sway_workspace *new_ws = target_node->type == N_WORKSPACE ?
+		target_node->sway_workspace : target_node->sway_container->workspace;
+	enum wlr_edges edge = seat->op_target_edge;
+	int after = edge != WLR_EDGE_TOP && edge != WLR_EDGE_LEFT;
+
+	container_detach(con);
+	if (old_parent) {
+		container_reap_empty(old_parent);
+	}
+
+	// Moving container into empty workspace
+	if (target_node->type == N_WORKSPACE && edge == WLR_EDGE_NONE) {
+		workspace_add_tiling(new_ws, con);
+
+	// Moving container before/after another
+	} else if (target_node->type == N_CONTAINER) {
+		struct sway_container *target = target_node->sway_container;
+		enum sway_container_layout layout = container_parent_layout(target);
+		if (edge && !is_parallel(layout, edge)) {
+			enum sway_container_layout new_layout = edge == WLR_EDGE_TOP ||
+				edge == WLR_EDGE_BOTTOM ? L_VERT : L_HORIZ;
+			container_split(target, new_layout);
+		}
+		container_add_sibling(target, con, after);
+
+	// Target is a workspace which requires splitting
+	} else {
+		enum sway_container_layout new_layout = edge == WLR_EDGE_TOP ||
+			edge == WLR_EDGE_BOTTOM ? L_VERT : L_HORIZ;
+		workspace_split(new_ws, new_layout);
+		workspace_insert_tiling(new_ws, con, after);
+	}
+
+	// This is a bit dirty, but we'll set the dimensions to that of a sibling.
+	// I don't think there's any other way to make it consistent without
+	// changing how we auto-size containers.
+	list_t *siblings = container_get_siblings(con);
+	if (siblings->length > 1) {
+		int index = list_find(siblings, con);
+		struct sway_container *sibling = index == 0 ? siblings->items[1] : siblings->items[index - 1];
+		con->width = sibling->width;
+		con->height = sibling->height;
+	}
+
+	arrange_workspace(old_ws);
+	if (new_ws != old_ws) {
+		arrange_workspace(new_ws);
+	}
+}
+
 void seat_end_mouse_operation(struct sway_seat *seat) {
 	enum sway_seat_operation operation = seat->operation;
 	if (seat->operation == OP_MOVE_FLOATING) {
@@ -1022,6 +1094,8 @@ void seat_end_mouse_operation(struct sway_seat *seat) {
 		// output again.
 		struct sway_container *con = seat->op_container;
 		container_floating_move_to(con, con->x, con->y);
+	} else if (seat->operation == OP_MOVE_TILING && seat->op_target_node) {
+		seat_end_move_tiling(seat);
 	}
 	seat->operation = OP_NONE;
 	seat->op_container = NULL;
diff --git a/sway/tree/container.c b/sway/tree/container.c
index 0a69f8d5..ff10c1ab 100644
--- a/sway/tree/container.c
+++ b/sway/tree/container.c
@@ -835,8 +835,14 @@ void container_end_mouse_operation(struct sway_container *container) {
 	struct sway_seat *seat;
 	wl_list_for_each(seat, &input_manager->seats, link) {
 		if (seat->op_container == container) {
+			seat->op_target_node = NULL; // ensure tiling move doesn't apply
 			seat_end_mouse_operation(seat);
 		}
+		// If the user is doing a tiling drag over this container,
+		// keep the operation active but unset the target container.
+		if (seat->op_target_node == &container->node) {
+			seat->op_target_node = NULL;
+		}
 	}
 }
 
@@ -1086,13 +1092,13 @@ void container_insert_child(struct sway_container *parent,
 }
 
 void container_add_sibling(struct sway_container *fixed,
-		struct sway_container *active) {
+		struct sway_container *active, int side) {
 	if (active->workspace) {
 		container_detach(active);
 	}
 	list_t *siblings = container_get_siblings(fixed);
 	int index = list_find(siblings, fixed);
-	list_insert(siblings, index + 1, active);
+	list_insert(siblings, index + side, active);
 	active->parent = fixed->parent;
 	active->workspace = fixed->workspace;
 	container_for_each_child(active, set_workspace, NULL);
@@ -1145,7 +1151,7 @@ void container_detach(struct sway_container *child) {
 
 void container_replace(struct sway_container *container,
 		struct sway_container *replacement) {
-	container_add_sibling(container, replacement);
+	container_add_sibling(container, replacement, 1);
 	container_detach(container);
 }
 
diff --git a/sway/tree/view.c b/sway/tree/view.c
index 65ac8b32..d4ffa06b 100644
--- a/sway/tree/view.c
+++ b/sway/tree/view.c
@@ -529,7 +529,7 @@ void view_map(struct sway_view *view, struct wlr_surface *wlr_surface) {
 
 	view->container = container_create(view);
 	if (target_sibling) {
-		container_add_sibling(target_sibling, view->container);
+		container_add_sibling(target_sibling, view->container, 1);
 	} else {
 		workspace_add_tiling(ws, view->container);
 	}
diff --git a/sway/tree/workspace.c b/sway/tree/workspace.c
index b8e90892..d4b57a0f 100644
--- a/sway/tree/workspace.c
+++ b/sway/tree/workspace.c
@@ -694,3 +694,16 @@ void workspace_get_box(struct sway_workspace *workspace, struct wlr_box *box) {
 	box->width = workspace->width;
 	box->height = workspace->height;
 }
+
+static void count_tiling_views(struct sway_container *con, void *data) {
+	if (con->view && !container_is_floating_or_child(con)) {
+		size_t *count = data;
+		*count += 1;
+	}
+}
+
+size_t workspace_num_tiling_views(struct sway_workspace *ws) {
+	size_t count = 0;
+	workspace_for_each_container(ws, count_tiling_views, &count);
+	return count;
+}
-- 
cgit v1.2.3


From 403905c11bf9996cf1937ec0067f33d013e78305 Mon Sep 17 00:00:00 2001
From: Ryan Dwyer <ryandwyer1@gmail.com>
Date: Tue, 11 Sep 2018 23:24:57 +1000
Subject: Fix line length

---
 sway/input/seat.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'sway/input')

diff --git a/sway/input/seat.c b/sway/input/seat.c
index 86e5f809..231b545b 100644
--- a/sway/input/seat.c
+++ b/sway/input/seat.c
@@ -1076,7 +1076,8 @@ static void seat_end_move_tiling(struct sway_seat *seat) {
 	list_t *siblings = container_get_siblings(con);
 	if (siblings->length > 1) {
 		int index = list_find(siblings, con);
-		struct sway_container *sibling = index == 0 ? siblings->items[1] : siblings->items[index - 1];
+		struct sway_container *sibling = index == 0 ?
+			siblings->items[1] : siblings->items[index - 1];
 		con->width = sibling->width;
 		con->height = sibling->height;
 	}
-- 
cgit v1.2.3


From 679c7eb08c16daea8e3e1cff7bcf179e116d0e8e Mon Sep 17 00:00:00 2001
From: Ryan Dwyer <ryandwyer1@gmail.com>
Date: Wed, 12 Sep 2018 08:46:46 +1000
Subject: Minor fixes to tiling drag implementation

* Make container_add_sibling's `after` argument a boolean.
* Use a constant for drop layout border
* Make thickness an int
* Add button state check
* Move comments in seat_end_move_tiling
---
 include/sway/tree/container.h |  2 +-
 sway/input/cursor.c           | 22 ++++++++++++++--------
 sway/input/seat.c             |  6 ++----
 sway/tree/container.c         |  4 ++--
 4 files changed, 19 insertions(+), 15 deletions(-)

(limited to 'sway/input')

diff --git a/include/sway/tree/container.h b/include/sway/tree/container.h
index 94d30ced..5e281a2f 100644
--- a/include/sway/tree/container.h
+++ b/include/sway/tree/container.h
@@ -283,7 +283,7 @@ void container_insert_child(struct sway_container *parent,
  * Side should be 0 to add before, or 1 to add after.
  */
 void container_add_sibling(struct sway_container *parent,
-		struct sway_container *child, int side);
+		struct sway_container *child, bool after);
 
 void container_detach(struct sway_container *child);
 
diff --git a/sway/input/cursor.c b/sway/input/cursor.c
index b0f8e531..dc66d82d 100644
--- a/sway/input/cursor.c
+++ b/sway/input/cursor.c
@@ -26,6 +26,10 @@
 #include "sway/tree/workspace.h"
 #include "wlr-layer-shell-unstable-v1-protocol.h"
 
+// When doing a tiling drag, this is the thickness of the dropzone
+// when dragging to the edge of a layout container.
+#define DROP_LAYOUT_BORDER 30
+
 static uint32_t get_current_time_msec() {
 	struct timespec now;
 	clock_gettime(CLOCK_MONOTONIC, &now);
@@ -229,7 +233,7 @@ static void handle_move_floating_motion(struct sway_seat *seat,
 }
 
 static void resize_box(struct wlr_box *box, enum wlr_edges edge,
-		size_t thickness) {
+		int thickness) {
 	switch (edge) {
 	case WLR_EDGE_TOP:
 		box->height = thickness;
@@ -297,15 +301,17 @@ static void handle_move_tiling_motion(struct sway_seat *seat,
 		con->parent ? container_get_box(con->parent, &parent) :
 			workspace_get_box(con->workspace, &parent);
 		if (layout == L_HORIZ || layout == L_TABBED) {
-			if (cursor->cursor->y < parent.y + 30) {
+			if (cursor->cursor->y < parent.y + DROP_LAYOUT_BORDER) {
 				edge = WLR_EDGE_TOP;
-			} else if (cursor->cursor->y > parent.y + parent.height - 30) {
+			} else if (cursor->cursor->y > parent.y + parent.height
+					- DROP_LAYOUT_BORDER) {
 				edge = WLR_EDGE_BOTTOM;
 			}
 		} else if (layout == L_VERT || layout == L_STACKED) {
-			if (cursor->cursor->x < parent.x + 30) {
+			if (cursor->cursor->x < parent.x + DROP_LAYOUT_BORDER) {
 				edge = WLR_EDGE_LEFT;
-			} else if (cursor->cursor->x > parent.x + parent.width - 30) {
+			} else if (cursor->cursor->x > parent.x + parent.width
+					- DROP_LAYOUT_BORDER) {
 				edge = WLR_EDGE_RIGHT;
 			}
 		}
@@ -313,7 +319,7 @@ static void handle_move_tiling_motion(struct sway_seat *seat,
 			seat->op_target_node = node_get_parent(&con->node);
 			seat->op_target_edge = edge;
 			node_get_box(seat->op_target_node, &seat->op_drop_box);
-			resize_box(&seat->op_drop_box, edge, 30);
+			resize_box(&seat->op_drop_box, edge, DROP_LAYOUT_BORDER);
 			desktop_damage_box(&seat->op_drop_box);
 			return;
 		}
@@ -890,8 +896,8 @@ void dispatch_cursor_button(struct sway_cursor *cursor,
 	}
 
 	// Handle moving a tiling container
-	if (config->tiling_drag && mod_pressed && !is_floating_or_child &&
-			!cont->is_fullscreen) {
+	if (config->tiling_drag && mod_pressed && state == WLR_BUTTON_PRESSED &&
+			!is_floating_or_child && !cont->is_fullscreen) {
 		seat_pointer_notify_button(seat, time_msec, button, state);
 		seat_begin_move_tiling(seat, cont, button);
 		return;
diff --git a/sway/input/seat.c b/sway/input/seat.c
index 231b545b..8704f90f 100644
--- a/sway/input/seat.c
+++ b/sway/input/seat.c
@@ -1050,9 +1050,8 @@ static void seat_end_move_tiling(struct sway_seat *seat) {
 	// Moving container into empty workspace
 	if (target_node->type == N_WORKSPACE && edge == WLR_EDGE_NONE) {
 		workspace_add_tiling(new_ws, con);
-
-	// Moving container before/after another
 	} else if (target_node->type == N_CONTAINER) {
+		// Moving container before/after another
 		struct sway_container *target = target_node->sway_container;
 		enum sway_container_layout layout = container_parent_layout(target);
 		if (edge && !is_parallel(layout, edge)) {
@@ -1061,9 +1060,8 @@ static void seat_end_move_tiling(struct sway_seat *seat) {
 			container_split(target, new_layout);
 		}
 		container_add_sibling(target, con, after);
-
-	// Target is a workspace which requires splitting
 	} else {
+		// Target is a workspace which requires splitting
 		enum sway_container_layout new_layout = edge == WLR_EDGE_TOP ||
 			edge == WLR_EDGE_BOTTOM ? L_VERT : L_HORIZ;
 		workspace_split(new_ws, new_layout);
diff --git a/sway/tree/container.c b/sway/tree/container.c
index 21a0cd76..df064573 100644
--- a/sway/tree/container.c
+++ b/sway/tree/container.c
@@ -1093,13 +1093,13 @@ void container_insert_child(struct sway_container *parent,
 }
 
 void container_add_sibling(struct sway_container *fixed,
-		struct sway_container *active, int side) {
+		struct sway_container *active, bool after) {
 	if (active->workspace) {
 		container_detach(active);
 	}
 	list_t *siblings = container_get_siblings(fixed);
 	int index = list_find(siblings, fixed);
-	list_insert(siblings, index + side, active);
+	list_insert(siblings, index + after, active);
 	active->parent = fixed->parent;
 	active->workspace = fixed->workspace;
 	container_for_each_child(active, set_workspace, NULL);
-- 
cgit v1.2.3