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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:30:19 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:30:19 +0000
commit5c1676dfe6d2f3c837a5e074117b45613fd29a72 (patch)
treecbffb45144febf451e54061db2b21395faf94bfe /libgimpwidgets/gimppickbutton-kwin.c
parentInitial commit. (diff)
downloadgimp-5c1676dfe6d2f3c837a5e074117b45613fd29a72.tar.xz
gimp-5c1676dfe6d2f3c837a5e074117b45613fd29a72.zip
Adding upstream version 2.10.34.upstream/2.10.34upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--libgimpwidgets/gimppickbutton-kwin.c112
1 files changed, 112 insertions, 0 deletions
diff --git a/libgimpwidgets/gimppickbutton-kwin.c b/libgimpwidgets/gimppickbutton-kwin.c
new file mode 100644
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--- /dev/null
+++ b/libgimpwidgets/gimppickbutton-kwin.c
@@ -0,0 +1,112 @@
+/* LIBGIMP - The GIMP Library
+ * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
+ *
+ * gimppickbutton-kwin.c
+ * Copyright (C) 2017 Jehan <jehan@gimp.org>
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see
+ * <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpcolor/gimpcolor.h"
+
+#include "gimpwidgetstypes.h"
+#include "gimppickbutton.h"
+#include "gimppickbutton-default.h"
+#include "gimppickbutton-kwin.h"
+
+#include "libgimp/libgimp-intl.h"
+
+gboolean
+_gimp_pick_button_kwin_available (void)
+{
+ GDBusProxy *proxy = NULL;
+ gboolean available = FALSE;
+
+ proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION,
+ G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START,
+ NULL,
+ "org.kde.KWin",
+ "/ColorPicker",
+ "org.kde.kwin.ColorPicker",
+ NULL, NULL);
+
+ if (proxy)
+ {
+ GError *error = NULL;
+
+ g_dbus_proxy_call_sync (proxy, "org.freedesktop.DBus.Peer.Ping",
+ NULL,
+ G_DBUS_CALL_FLAGS_NONE,
+ -1, NULL, &error);
+ if (! error)
+ available = TRUE;
+
+ g_clear_error (&error);
+ g_object_unref (proxy);
+ }
+
+ return available;
+}
+
+/* entry point to this file, called from gimppickbutton.c */
+void
+_gimp_pick_button_kwin_pick (GimpPickButton *button)
+{
+ GDBusProxy *proxy = NULL;
+ GError *error = NULL;
+ GVariant *retval;
+
+ proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION,
+ G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START,
+ NULL,
+ "org.kde.KWin",
+ "/ColorPicker",
+ "org.kde.kwin.ColorPicker",
+ NULL, NULL);
+ g_return_if_fail (proxy);
+
+ retval = g_dbus_proxy_call_sync (proxy, "pick", NULL,
+ G_DBUS_CALL_FLAGS_NONE,
+ -1, NULL, &error);
+ if (retval)
+ {
+ GimpRGB rgb;
+ guint32 color;
+
+ g_variant_get (retval, "((u))", &color);
+ g_variant_unref (retval);
+ /* Returned value is ARGB stored in uint32. */
+ gimp_rgba_set_uchar (&rgb,
+ (color >> 16 ) & 0xff, /* Red */
+ (color >> 8) & 0xff, /* Green */
+ color & 0xff, /* Blue: least significant byte. */
+ (color >> 24) & 0xff); /* Alpha: most significant byte. */
+ g_signal_emit_by_name (button, "color-picked", &rgb);
+ }
+ else
+ {
+ /* I had failure of KDE's color picking API. So let's just
+ * fallback to the default color picking when this happens. This
+ * will at least work on X11.
+ * See: https://bugs.kde.org/show_bug.cgi?id=387720
+ */
+ if (error)
+ g_warning ("KWin backend for color picking failed with error: %s",
+ error->message);
+ _gimp_pick_button_default_pick (GIMP_PICK_BUTTON (button));
+ }
+ g_clear_error (&error);
+ g_object_unref (proxy);
+}