From e4b5901c10d212bdbb50b7a60bba17400c0cd04f Mon Sep 17 00:00:00 2001
From: okan
Date: Fri, 1 Nov 2013 14:07:19 +0000
Subject: re-add support for WM_TAKE_FOCUS, and additionally this time only
 call XSetInputFocus() for clients that have the InputHint; latter fix
 discovered by Valery Masiutsin with a PoC patch - solves keyboard input focus
 loss for java apps.

---
 client.c | 27 ++++++++++++++++++---------
 1 file changed, 18 insertions(+), 9 deletions(-)

(limited to 'client.c')

diff --git a/client.c b/client.c
index b3a64fc..cc2ad3e 100644
--- a/client.c
+++ b/client.c
@@ -15,7 +15,7 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  *
- * $OpenBSD: client.c,v 1.142 2013/10/25 19:46:16 okan Exp $
+ * $OpenBSD: client.c,v 1.143 2013/11/01 14:07:19 okan Exp $
  */
 
 #include <sys/param.h>
@@ -99,17 +99,22 @@ client_init(Window win, struct screen_ctx *sc, int mapped)
 	cc->geom.h = wattr.height;
 	cc->colormap = wattr.colormap;
 
+	if ((wmhints = XGetWMHints(X_Dpy, cc->win)) != NULL) {
+		if (wmhints->flags & InputHint) {
+			if (wmhints->input == 1)
+				cc->flags |= CLIENT_INPUT;
+		}
+	}
 	if (wattr.map_state != IsViewable) {
 		client_placecalc(cc);
 		client_move(cc);
-		if ((wmhints = XGetWMHints(X_Dpy, cc->win)) != NULL) {
-			if (wmhints->flags & StateHint) {
-				cc->state = wmhints->initial_state;
-				xu_set_wm_state(cc->win, cc->state);
-			}
-			XFree(wmhints);
+		if ((wmhints) && (wmhints->flags & StateHint)) {
+			cc->state = wmhints->initial_state;
+			xu_set_wm_state(cc->win, cc->state);
 		}
 	}
+	if (wmhints)
+		XFree(wmhints);
 	client_draw_border(cc);
 
 	if (xu_get_wm_state(cc->win, &state) < 0)
@@ -208,8 +213,12 @@ client_setactive(struct client_ctx *cc, int fg)
 
 	if (fg) {
 		XInstallColormap(X_Dpy, cc->colormap);
-		XSetInputFocus(X_Dpy, cc->win,
-		    RevertToPointerRoot, CurrentTime);
+		if (cc->flags & CLIENT_INPUT) {
+			XSetInputFocus(X_Dpy, cc->win,
+			    RevertToPointerRoot, CurrentTime);
+		}
+		if (cc->xproto & _WM_TAKE_FOCUS)
+			client_msg(cc, cwmh[WM_TAKE_FOCUS]);
 		conf_grab_mouse(cc->win);
 		/*
 		 * If we're in the middle of alt-tabbing, don't change
-- 
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