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-rw-r--r--dwl.c40
1 files changed, 36 insertions, 4 deletions
diff --git a/dwl.c b/dwl.c
index 4cef058..2fb3399 100644
--- a/dwl.c
+++ b/dwl.c
@@ -75,6 +75,7 @@ typedef struct {
struct wlr_xwayland_surface *xwayland_surface;
};
struct wl_listener activate;
+ struct wl_listener commit;
struct wl_listener map;
struct wl_listener unmap;
struct wl_listener destroy;
@@ -84,6 +85,7 @@ typedef struct {
int bw;
unsigned int tags;
int isfloating;
+ uint32_t resize; /* configure serial of a pending resize */
} Client;
typedef struct {
@@ -443,6 +445,16 @@ cleanupmon(struct wl_listener *listener, void *data)
}
void
+commitnotify(struct wl_listener *listener, void *data)
+{
+ Client *c = wl_container_of(listener, c, commit);
+
+ /* mark a pending resize as completed */
+ if (c->resize && c->resize <= c->xdg_surface->configure_serial)
+ c->resize = 0;
+}
+
+void
createkeyboard(struct wlr_input_device *device)
{
struct xkb_context *context;
@@ -553,6 +565,8 @@ createnotify(struct wl_listener *listener, void *data)
WLR_EDGE_BOTTOM | WLR_EDGE_LEFT | WLR_EDGE_RIGHT);
/* Listen to the various events it can emit */
+ c->commit.notify = commitnotify;
+ wl_signal_add(&xdg_surface->surface->events.commit, &c->commit);
c->map.notify = maprequest;
wl_signal_add(&xdg_surface->events.map, &c->map);
c->unmap.notify = unmapnotify;
@@ -628,6 +642,8 @@ destroynotify(struct wl_listener *listener, void *data)
wl_list_remove(&c->map.link);
wl_list_remove(&c->unmap.link);
wl_list_remove(&c->destroy.link);
+ if (c->type == XDGShell)
+ wl_list_remove(&c->commit.link);
if (c->type == X11Managed)
wl_list_remove(&c->activate.link);
free(c);
@@ -1220,6 +1236,8 @@ void
rendermon(struct wl_listener *listener, void *data)
{
struct wlr_output *output = data;
+ Client *c;
+ int render = 1;
/* This function is called every time an output is ready to display a frame,
* generally at the output's refresh rate (e.g. 60Hz). */
@@ -1228,16 +1246,30 @@ rendermon(struct wl_listener *listener, void *data)
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
+ /* Do not render if any XDG clients have an outstanding resize. */
+ wl_list_for_each(c, &stack, slink)
+ {
+ if (c->resize)
+ {
+ wlr_surface_send_frame_done(WLR_SURFACE(c), &now);
+ render = 0;
+ }
+ }
+
/* wlr_output_attach_render makes the OpenGL context current. */
if (!wlr_output_attach_render(m->wlr_output, NULL))
return;
/* Begin the renderer (calls glViewport and some other GL sanity checks) */
wlr_renderer_begin(drw, m->wlr_output->width, m->wlr_output->height);
- wlr_renderer_clear(drw, rootcolor);
- renderclients(m, &now);
- renderindependents(output, &now);
+ if (render)
+ {
+ wlr_renderer_clear(drw, rootcolor);
+
+ renderclients(m, &now);
+ renderindependents(output, &now);
+ }
/* Hardware cursors are rendered by the GPU on a separate plane, and can be
* moved around without re-rendering what's beneath them - which is more
@@ -1273,7 +1305,7 @@ resize(Client *c, int x, int y, int w, int h, int interact)
c->geom.x, c->geom.y,
c->geom.width - 2 * c->bw, c->geom.height - 2 * c->bw);
else
- wlr_xdg_toplevel_set_size(c->xdg_surface,
+ c->resize = wlr_xdg_toplevel_set_size(c->xdg_surface,
c->geom.width - 2 * c->bw, c->geom.height - 2 * c->bw);
}