Compute what workspace button is clicked

This commit does not do anything with this information other than logging it.

1 files changed, 28 insertions, 1 deletions

diff --git a/swaybar/bar.c b/swaybar/bar.c
index ed18b5e6..4f8063ac 100644
--- a/swaybar/bar.c
+++ b/swaybar/bar.c
@@ -58,8 +58,35 @@ struct output *new_output(const char *name) {
         return output;
 }
 
-static void mouse_button_notify(struct window *window, wl_fixed_t x, wl_fixed_t y, uint32_t button) {
+static void mouse_button_notify(struct window *window, int x, int y, uint32_t button) {
         sway_log(L_DEBUG, "Mouse button %d clicked at %d %d\n", button, x, y);
+
+        struct output *clicked_output = NULL;
+        for (int i = 0; i < swaybar.outputs->length; i++) {
+                struct output *output = swaybar.outputs->items[i];
+                if (window == output->window) {
+                        clicked_output = output;
+                        break;
+                }
+        }
+
+        if (!sway_assert(clicked_output != NULL, "Got pointer event for non-existing output")) {
+                return;
+        }
+
+        double button_x = 0.5;
+        for (int i = 0; i < clicked_output->workspaces->length; i++) {
+                struct workspace *workspace = clicked_output->workspaces->items[i];
+                int button_width, button_height;
+
+                workspace_button_size(window, workspace->name, &button_width, &button_height);
+
+                button_x += button_width;
+                if (x <= button_x) {
+                        ipc_send_workspace_command(workspace->name);
+                        break;
+                }
+        }
 }
 
 void bar_setup(struct bar *bar, const char *socket_path, const char *bar_id) {