From 36174e35185c34733a84055cd30dda5f7d947397 Mon Sep 17 00:00:00 2001
From: Nicholas Noll <nbnoll@eml.cc>
Date: Mon, 4 Oct 2021 13:40:18 -0700
Subject: feat(wm): mouse input

---
 sys/cmd/wm/client.c | 69 +++++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 62 insertions(+), 7 deletions(-)

(limited to 'sys/cmd/wm/client.c')

diff --git a/sys/cmd/wm/client.c b/sys/cmd/wm/client.c
index 3139367..abd5054 100644
--- a/sys/cmd/wm/client.c
+++ b/sys/cmd/wm/client.c
@@ -5,22 +5,60 @@ static char broken[] = "broken";
 // -----------------------------------------------------------------------
 // scripts
 
-void *
+static inline
+void
+grab_client(void)
+{
+    if(server.cursor.mode != CursorNormal)
+        return;
+    if(!(server.grab.client = client_at(server.cursor.dot->x, server.cursor.dot->y)))
+        return;
+
+    floating(server.grab.client, 1);
+}
+
+void
 move_client(Arg *arg)
 {
-    return nil;
+    grab_client();
+    server.cursor.mode = CursorMove;
+
+    server.grab.x = server.cursor.dot->x - server.grab.client->geometry.x;
+    server.grab.y = server.cursor.dot->y - server.grab.client->geometry.y;
+    wlr_xcursor_manager_set_cursor_image(server.cursor.manager, "fleur", server.cursor.dot);
 }
 
-void *
+void
 float_client(Arg *arg)
 {
-    return nil;
+    Client *client = selected_client();
+    wlr_log(WLR_DEBUG, "client selected = %lx", (uintptr)client);
+    if(!client)
+        return;
+
+    floating(client, client->isfloating ? 0 : 1);
 }
 
-void *
+void
 resize_client(Arg *arg)
 {
-    return nil;
+    double x, y;
+    struct wlr_box geometry;
+
+    grab_client();
+    server.cursor.mode = CursorResize;
+
+    wlr_xdg_surface_get_geometry(server.grab.client->xdg, &geometry);
+
+    x = server.grab.client->geometry.x + geometry.x + geometry.width;
+    y = server.grab.client->geometry.y + geometry.y + geometry.height;
+
+    server.grab.x = server.cursor.dot->x - x;
+    server.grab.y = server.cursor.dot->y - y;
+
+    server.grab.box = geometry;
+    server.grab.box.x += server.grab.client->geometry.x;
+    server.grab.box.y += server.grab.client->geometry.y;
 }
 
 // -----------------------------------------------------------------------
@@ -75,7 +113,7 @@ Client*
 client_at(double x, double y)
 {
     Client *client;
-    wl_list_for_each(client, &server.client.list, link)
+    wl_list_for_each(client, &server.client.stack, stack)
         if(VISIBLE_ON(client, client->monitor) && wlr_box_contains_point(&client->geometry, x, y))
             return client;
     return nil;
@@ -196,3 +234,20 @@ rules(Client *client)
 
     attach(client, monitor, tags);
 }
+
+void
+floating(Client *client, int state)
+{
+    wlr_log(WLR_DEBUG, "client %lx, floating = %d", (uintptr)client, state);
+    client->isfloating = state;
+    arrange(client->monitor);
+}
+
+Client *
+selected_client(void)
+{
+    Client *client = wl_container_of(server.client.focus.next, client, focus);
+    if(wl_list_empty(&server.client.focus) || !VISIBLE_ON(client, server.monitor.selected))
+        return nil;
+    return client;
+}
-- 
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