From 0b0dd6b63ce5845d41bd89ebcd4181990d550376 Mon Sep 17 00:00:00 2001
From: "Devin J. Pohly" <djpohly@gmail.com>
Date: Sat, 9 May 2020 22:30:20 -0500
Subject: handle request set selection
Ported from wlroots commit fa5d709
---
dwl.c | 19 ++++++++++++++++++-
1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/dwl.c b/dwl.c
index 252de1e..33ab933 100644
--- a/dwl.c
+++ b/dwl.c
@@ -168,6 +168,7 @@ 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 setsel(struct wl_listener *listener, void *data);
static void setfloating(Client *c, int floating);
static void setlayout(const Arg *arg);
static void setmfact(const Arg *arg);
@@ -220,6 +221,7 @@ 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_sel = {.notify = setsel};
/* configuration, allows nested code to access above variables */
#include "config.h"
@@ -1109,6 +1111,17 @@ 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)
{
@@ -1192,7 +1205,9 @@ setup(void)
/* This creates some hands-off wlroots interfaces. The compositor is
* necessary for clients to allocate surfaces and the data device manager
* handles the clipboard. Each of these wlroots interfaces has room for you
- * to dig your fingers in and play with their behavior if you want. */
+ * to dig your fingers in and play with their behavior if you want. Note that
+ * the clients cannot set the selection directly without compositor approval,
+ * see the setsel() function. */
wlr_compositor_create(dpy, drw);
wlr_data_device_manager_create(dpy);
@@ -1260,6 +1275,8 @@ setup(void)
seat = wlr_seat_create(dpy, "seat0");
wl_signal_add(&seat->events.request_set_cursor,
&request_cursor);
+ wl_signal_add(&seat->events.request_set_selection,
+ &request_set_sel);
}
void
--
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