From 0bd4eb8ff36141c7d6a465dfcf1247c186316954 Mon Sep 17 00:00:00 2001
From: "Devin J. Pohly" <djpohly@gmail.com>
Date: Sat, 9 May 2020 22:45:22 -0500
Subject: [PATCH] add primary selection support too!

---
 dwl.c | 40 +++++++++++++++++++++++++++++-----------
 1 file changed, 29 insertions(+), 11 deletions(-)

diff --git a/dwl.c b/dwl.c
index 33ab933..c5230de 100644
--- a/dwl.c
+++ b/dwl.c
@@ -22,6 +22,8 @@
 #include <wlr/types/wlr_output.h>
 #include <wlr/types/wlr_output_layout.h>
 #include <wlr/types/wlr_pointer.h>
+#include <wlr/types/wlr_primary_selection.h>
+#include <wlr/types/wlr_primary_selection_v1.h>
 #include <wlr/types/wlr_seat.h>
 #include <wlr/types/wlr_xcursor_manager.h>
 #include <wlr/types/wlr_xdg_shell.h>
@@ -168,6 +170,7 @@ static void run(char *startup_cmd);
 static void scalebox(struct wlr_box *box, float scale);
 static Client *selclient(void);
 static void setcursor(struct wl_listener *listener, void *data);
+static void setpsel(struct wl_listener *listener, void *data);
 static void setsel(struct wl_listener *listener, void *data);
 static void setfloating(Client *c, int floating);
 static void setlayout(const Arg *arg);
@@ -221,6 +224,7 @@ static struct wl_listener new_input = {.notify = inputdevice};
 static struct wl_listener new_output = {.notify = createmon};
 static struct wl_listener new_xdg_surface = {.notify = createnotify};
 static struct wl_listener request_cursor = {.notify = setcursor};
+static struct wl_listener request_set_psel = {.notify = setpsel};
 static struct wl_listener request_set_sel = {.notify = setsel};
 
 /* configuration, allows nested code to access above variables */
@@ -1111,17 +1115,6 @@ setcursor(struct wl_listener *listener, void *data)
 				event->hotspot_x, event->hotspot_y);
 }
 
-void
-setsel(struct wl_listener *listener, void *data)
-{
-	/* This event is raised by the seat when a client wants to set the selection,
-	 * usually when the user copies something. wlroots allows compositors to
-	 * ignore such requests if they so choose, but in dwl we always honor
-	 */
-	struct wlr_seat_request_set_selection_event *event = data;
-	wlr_seat_set_selection(seat, event->source, event->serial);
-}
-
 void
 setfloating(Client *c, int floating)
 {
@@ -1183,6 +1176,28 @@ setmon(Client *c, Monitor *m, unsigned int newtags)
 		focusclient(lastfocused(), NULL, 1);
 }
 
+void
+setpsel(struct wl_listener *listener, void *data)
+{
+	/* This event is raised by the seat when a client wants to set the selection,
+	 * usually when the user copies something. wlroots allows compositors to
+	 * ignore such requests if they so choose, but in dwl we always honor
+	 */
+	struct wlr_seat_request_set_primary_selection_event *event = data;
+	wlr_seat_set_primary_selection(seat, event->source, event->serial);
+}
+
+void
+setsel(struct wl_listener *listener, void *data)
+{
+	/* This event is raised by the seat when a client wants to set the selection,
+	 * usually when the user copies something. wlroots allows compositors to
+	 * ignore such requests if they so choose, but in dwl we always honor
+	 */
+	struct wlr_seat_request_set_selection_event *event = data;
+	wlr_seat_set_selection(seat, event->source, event->serial);
+}
+
 void
 setup(void)
 {
@@ -1210,6 +1225,7 @@ setup(void)
 	 * see the setsel() function. */
 	wlr_compositor_create(dpy, drw);
 	wlr_data_device_manager_create(dpy);
+	wlr_primary_selection_v1_device_manager_create(dpy);
 
 	/* Creates an output layout, which a wlroots utility for working with an
 	 * arrangement of screens in a physical layout. */
@@ -1277,6 +1293,8 @@ setup(void)
 			&request_cursor);
 	wl_signal_add(&seat->events.request_set_selection,
 			&request_set_sel);
+	wl_signal_add(&seat->events.request_set_primary_selection,
+			&request_set_psel);
 }
 
 void