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Mon, 31 Aug 2020 11:04:20 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 3AD4431E68; Mon, 31 Aug 2020 13:04:16 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PULL 5/5] ui/gtk: Update refresh interval after widget is realized Date: Mon, 31 Aug 2020 13:04:16 +0200 Message-Id: <20200831110416.15176-6-kraxel@redhat.com> In-Reply-To: <20200831110416.15176-1-kraxel@redhat.com> References: <20200831110416.15176-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kraxel@redhat.com X-Mimecast-Spam-Score: 0.002 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=205.139.110.61; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/31 03:56:57 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Gerd Hoffmann , Nikola Pavlica Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Philippe Mathieu-Daudé Nikola reported on Windows when gd_vc_gfx_init() is called, the window is not yet realized, so we run gd_refresh_rate_millihz(NULL) which returns 0 milli-Hertz. When a Widget is realized, it fires a 'realized' event. We already have the gd_draw_event() handler registered for this even, so simply move the gd_refresh_rate_millihz() there. When the event fires, the window is known to exist. This completes commit c4c00922cc original intention. Reported-by: Nikola Pavlica Tested-by: Nikola Pavlica Signed-off-by: Philippe Mathieu-Daudé Message-id: 20200817172331.598255-1-philmd@redhat.com Suggested-by: Nikola Pavlica Tested-by: Nikola Pavlica Signed-off-by: Philippe Mathieu-Daudé Signed-off-by: Gerd Hoffmann --- ui/gtk.c | 52 ++++++++++++++++++++++++++-------------------------- 1 file changed, 26 insertions(+), 26 deletions(-) diff --git a/ui/gtk.c b/ui/gtk.c index b0cc08ad6da7..7a717ce8e5e4 100644 --- a/ui/gtk.c +++ b/ui/gtk.c @@ -744,6 +744,25 @@ static void gd_resize_event(GtkGLArea *area, #endif +/* + * If available, return the refresh rate of the display in milli-Hertz, + * else return 0. + */ +static int gd_refresh_rate_millihz(GtkWidget *window) +{ +#ifdef GDK_VERSION_3_22 + GdkWindow *win = gtk_widget_get_window(window); + + if (win) { + GdkDisplay *dpy = gtk_widget_get_display(window); + GdkMonitor *monitor = gdk_display_get_monitor_at_window(dpy, win); + + return gdk_monitor_get_refresh_rate(monitor); + } +#endif + return 0; +} + static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque) { VirtualConsole *vc = opaque; @@ -751,6 +770,7 @@ static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque) int mx, my; int ww, wh; int fbw, fbh; + int refresh_rate_millihz; #if defined(CONFIG_OPENGL) if (vc->gfx.gls) { @@ -771,6 +791,12 @@ static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque) return FALSE; } + refresh_rate_millihz = gd_refresh_rate_millihz(vc->window ? + vc->window : s->window); + if (refresh_rate_millihz) { + vc->gfx.dcl.update_interval = MILLISEC_PER_SEC / refresh_rate_millihz; + } + fbw = surface_width(vc->gfx.ds); fbh = surface_height(vc->gfx.ds); @@ -1949,31 +1975,11 @@ static GtkWidget *gd_create_menu_machine(GtkDisplayState *s) return machine_menu; } -/* - * If available, return the refresh rate of the display in milli-Hertz, - * else return 0. - */ -static int gd_refresh_rate_millihz(GtkWidget *window) -{ -#ifdef GDK_VERSION_3_22 - GdkWindow *win = gtk_widget_get_window(window); - - if (win) { - GdkDisplay *dpy = gtk_widget_get_display(window); - GdkMonitor *monitor = gdk_display_get_monitor_at_window(dpy, win); - - return gdk_monitor_get_refresh_rate(monitor); - } -#endif - return 0; -} - static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc, QemuConsole *con, int idx, GSList *group, GtkWidget *view_menu) { bool zoom_to_fit = false; - int refresh_rate_millihz; vc->label = qemu_console_get_label(con); vc->s = s; @@ -2031,12 +2037,6 @@ static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc, vc->gfx.kbd = qkbd_state_init(con); vc->gfx.dcl.con = con; - refresh_rate_millihz = gd_refresh_rate_millihz(vc->window ? - vc->window : s->window); - if (refresh_rate_millihz) { - vc->gfx.dcl.update_interval = MILLISEC_PER_SEC / refresh_rate_millihz; - } - register_displaychangelistener(&vc->gfx.dcl); gd_connect_vc_gfx_signals(vc); -- 2.27.0