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Sun, 26 Apr 2026 00:52:36 -0700 (PDT) From: =?utf-8?q?Jind=C5=99ich_Makovi=C4=8Dka?= Date: Sun, 26 Apr 2026 09:52:33 +0200 Subject: [PATCH v3 1/2] ui/gtk: Use non-blocking clipboard retrieval MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260426-gtk-clipboard-v3-1-09555aaeda34@gmail.com> References: <20260426-gtk-clipboard-v3-0-09555aaeda34@gmail.com> In-Reply-To: <20260426-gtk-clipboard-v3-0-09555aaeda34@gmail.com> To: qemu-devel@nongnu.org Cc: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , Paolo Bonzini , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Pierrick Bouvier , Jindrich Makovicka X-Mailer: b4 0.14.3 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists1p.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::333; envelope-from=makovick@gmail.com; helo=mail-wm1-x333.google.com 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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, 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: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1777190006813158500 Signed-off-by: Jindrich Makovicka --- ui/gtk-clipboard.c | 52 +++++++++++++++++++++++++++++++++++++++-----------= -- 1 file changed, 39 insertions(+), 13 deletions(-) diff --git a/ui/gtk-clipboard.c b/ui/gtk-clipboard.c index 65d89ec601..691784697d 100644 --- a/ui/gtk-clipboard.c +++ b/ui/gtk-clipboard.c @@ -136,26 +136,54 @@ static void gd_clipboard_notify(Notifier *notifier, v= oid *data) } } =20 +static void +gd_clipboard_request_text_received_callback(GtkClipboard *clipboard, + const gchar *text, + gpointer data) +{ + QemuClipboardInfo *info =3D (QemuClipboardInfo *)data; + + if (text) { + qemu_clipboard_set_data(info->owner, info, QEMU_CLIPBOARD_TYPE_TEX= T, + strlen(text), text, true); + } + qemu_clipboard_info_unref(info); +} + static void gd_clipboard_request(QemuClipboardInfo *info, QemuClipboardType type) { GtkDisplayState *gd =3D container_of(info->owner, GtkDisplayState, cbp= eer); - char *text; =20 switch (type) { case QEMU_CLIPBOARD_TYPE_TEXT: - text =3D gtk_clipboard_wait_for_text(gd->gtkcb[info->selection]); - if (text) { - qemu_clipboard_set_data(&gd->cbpeer, info, type, - strlen(text), text, true); - g_free(text); - } + qemu_clipboard_info_ref(info); + gtk_clipboard_request_text(gd->gtkcb[info->selection], + gd_clipboard_request_text_received_call= back, + info); break; default: break; } } =20 +static void gd_clipboard_owner_change_contents_received_callback( + GtkClipboard *clipboard, + GtkSelectionData *selection_data, + gpointer data) +{ + QemuClipboardInfo *info =3D (QemuClipboardInfo *)data; + + if (selection_data) { + if (gtk_selection_data_targets_include_text(selection_data)) { + info->types[QEMU_CLIPBOARD_TYPE_TEXT].available =3D true; + } + } + + qemu_clipboard_update(info); + qemu_clipboard_info_unref(info); +} + static void gd_owner_change(GtkClipboard *clipboard, GdkEvent *event, gpointer data) @@ -173,12 +201,10 @@ static void gd_owner_change(GtkClipboard *clipboard, switch (event->owner_change.reason) { case GDK_OWNER_CHANGE_NEW_OWNER: info =3D qemu_clipboard_info_new(&gd->cbpeer, s); - if (gtk_clipboard_wait_is_text_available(clipboard)) { - info->types[QEMU_CLIPBOARD_TYPE_TEXT].available =3D true; - } - - qemu_clipboard_update(info); - qemu_clipboard_info_unref(info); + gtk_clipboard_request_contents( + clipboard, gdk_atom_intern_static_string("TARGETS"), + gd_clipboard_owner_change_contents_received_callback, + info); break; default: qemu_clipboard_peer_release(&gd->cbpeer, s); --=20 2.53.0