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authorMatthias Clasen <mclasen@redhat.com>2018-08-02 20:53:37 -0400
committerMatthias Clasen <mclasen@redhat.com>2018-08-05 01:47:04 +0000
commitfc44f9755a578c349df396c8b7d8af8cdb3a1a79 (patch)
tree400e4d16b6ea40279c4348ed886e3fa92727fcca
parente4a31bc9bc8f668a0624501b52f1d117668f0b11 (diff)
downloadgtk+-fc44f9755a578c349df396c8b7d8af8cdb3a1a79.tar.gz
Add a kwin color picker
This uses the org.kde.kwin.ColorPicker interface.
-rw-r--r--gtk/Makefile.am2
-rw-r--r--gtk/gtkcolorpickerkwin.c187
-rw-r--r--gtk/gtkcolorpickerkwinprivate.h41
3 files changed, 230 insertions, 0 deletions
diff --git a/gtk/Makefile.am b/gtk/Makefile.am
index 2b6b55f4af..dc05ac54d8 100644
--- a/gtk/Makefile.am
+++ b/gtk/Makefile.am
@@ -399,6 +399,7 @@ gtk_private_h_sources = \
gtkcolorswatchprivate.h \
gtkcoloreditorprivate.h \
gtkcolorpickerprivate.h \
+ gtkcolorpickerkwinprivate.h \
gtkcolorpickerportalprivate.h \
gtkcolorpickershellprivate.h \
gtkcolorplaneprivate.h \
@@ -679,6 +680,7 @@ gtk_base_c_sources = \
gtkcolorchooserdialog.c \
gtkcoloreditor.c \
gtkcolorpicker.c \
+ gtkcolorpickerkwin.c \
gtkcolorpickerportal.c \
gtkcolorpickershell.c \
gtkcolorplane.c \
diff --git a/gtk/gtkcolorpickerkwin.c b/gtk/gtkcolorpickerkwin.c
new file mode 100644
index 0000000000..114d2704f2
--- /dev/null
+++ b/gtk/gtkcolorpickerkwin.c
@@ -0,0 +1,187 @@
+/* GTK - The GIMP Toolkit
+ * Copyright (C) 2018, Red Hat, Inc
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * 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
+ * Lesser 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 <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include "gtkcolorpickerkwinprivate.h"
+#include <gio/gio.h>
+
+struct _GtkColorPickerKwin
+{
+ GObject parent_instance;
+
+ GDBusProxy *kwin_proxy;
+ GTask *task;
+};
+
+struct _GtkColorPickerKwinClass
+{
+ GObjectClass parent_class;
+};
+
+static GInitableIface *initable_parent_iface;
+static void gtk_color_picker_kwin_initable_iface_init (GInitableIface *iface);
+static void gtk_color_picker_kwin_iface_init (GtkColorPickerInterface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (GtkColorPickerKwin, gtk_color_picker_kwin, G_TYPE_OBJECT,
+ G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE, gtk_color_picker_kwin_initable_iface_init)
+ G_IMPLEMENT_INTERFACE (GTK_TYPE_COLOR_PICKER, gtk_color_picker_kwin_iface_init))
+
+static gboolean
+gtk_color_picker_kwin_initable_init (GInitable *initable,
+ GCancellable *cancellable,
+ GError **error)
+{
+ GtkColorPickerKwin *picker = GTK_COLOR_PICKER_KWIN (initable);
+ char *owner;
+
+ picker->kwin_proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION,
+ G_DBUS_PROXY_FLAGS_NONE,
+ NULL,
+ "org.kde.KWin",
+ "/ColorPicker",
+ "org.kde.kwin.ColorPicker",
+ NULL,
+ error);
+
+ if (picker->kwin_proxy == NULL)
+ {
+ g_debug ("Failed to create kwin colorpicker proxy");
+ return FALSE;
+ }
+
+ owner = g_dbus_proxy_get_name_owner (picker->kwin_proxy);
+ if (owner == NULL)
+ {
+ g_debug ("org.kde.kwin.ColorPicker not provided");
+ g_clear_object (&picker->kwin_proxy);
+ return FALSE;
+ }
+ g_free (owner);
+
+ return TRUE;
+}
+
+static void
+gtk_color_picker_kwin_initable_iface_init (GInitableIface *iface)
+{
+ initable_parent_iface = g_type_interface_peek_parent (iface);
+ iface->init = gtk_color_picker_kwin_initable_init;
+}
+
+static void
+gtk_color_picker_kwin_init (GtkColorPickerKwin *picker)
+{
+}
+
+static void
+gtk_color_picker_kwin_finalize (GObject *object)
+{
+ GtkColorPickerKwin *picker = GTK_COLOR_PICKER_KWIN (object);
+
+ g_clear_object (&picker->kwin_proxy);
+
+ G_OBJECT_CLASS (gtk_color_picker_kwin_parent_class)->finalize (object);
+}
+
+static void
+gtk_color_picker_kwin_class_init (GtkColorPickerKwinClass *class)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (class);
+
+ object_class->finalize = gtk_color_picker_kwin_finalize;
+}
+
+GtkColorPicker *
+gtk_color_picker_kwin_new (void)
+{
+ return GTK_COLOR_PICKER (g_initable_new (GTK_TYPE_COLOR_PICKER_KWIN, NULL, NULL, NULL));
+}
+
+static void
+color_picked (GObject *source,
+ GAsyncResult *res,
+ gpointer data)
+{
+ GtkColorPickerKwin *picker = GTK_COLOR_PICKER_KWIN (data);
+ GError *error = NULL;
+ GVariant *ret;
+
+ ret = g_dbus_proxy_call_finish (picker->kwin_proxy, res, &error);
+
+ if (ret == NULL)
+ {
+ g_task_return_error (picker->task, error);
+ }
+ else
+ {
+ GdkRGBA c;
+ guint32 color;
+
+ g_variant_get (ret, "(u)", &color);
+
+ c.blue = ( color & 0xff) / 255.0;
+ c.green = ((color >> 8) & 0xff) / 255.0;
+ c.red = ((color >> 16) & 0xff) / 255.0;
+ c.alpha = ((color >> 24) & 0xff) / 255.0;
+
+ g_task_return_pointer (picker->task, gdk_rgba_copy (&c), (GDestroyNotify)gdk_rgba_free);
+
+ g_variant_unref (ret);
+ }
+
+ g_clear_object (&picker->task);
+}
+
+static void
+gtk_color_picker_kwin_pick (GtkColorPicker *cp,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ GtkColorPickerKwin *picker = GTK_COLOR_PICKER_KWIN (cp);
+
+ if (picker->task)
+ return;
+
+ picker->task = g_task_new (picker, NULL, callback, user_data);
+
+ g_dbus_proxy_call (picker->kwin_proxy,
+ "pick",
+ NULL,
+ 0,
+ -1,
+ NULL,
+ color_picked,
+ picker);
+}
+
+static GdkRGBA *
+gtk_color_picker_kwin_pick_finish (GtkColorPicker *cp,
+ GAsyncResult *res,
+ GError **error)
+{
+ g_return_val_if_fail (g_task_is_valid (res, cp), NULL);
+
+ return g_task_propagate_pointer (G_TASK (res), error);
+}
+
+static void
+gtk_color_picker_kwin_iface_init (GtkColorPickerInterface *iface)
+{
+ iface->pick = gtk_color_picker_kwin_pick;
+ iface->pick_finish = gtk_color_picker_kwin_pick_finish;
+}
diff --git a/gtk/gtkcolorpickerkwinprivate.h b/gtk/gtkcolorpickerkwinprivate.h
new file mode 100644
index 0000000000..89644423f6
--- /dev/null
+++ b/gtk/gtkcolorpickerkwinprivate.h
@@ -0,0 +1,41 @@
+/*
+ * GTK - The GIMP Toolkit
+ * Copyright (C) 2018 Red Hat, Inc.
+ * All rights reserved.
+ *
+ * This Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * 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 Library General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __GTK_COLOR_PICKER_KWIN_H__
+#define __GTK_COLOR_PICKER_KWIN_H__
+
+
+#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
+#error "Only <gtk/gtk.h> can be included directly."
+#endif
+
+#include <gtk/gtkcolorpickerprivate.h>
+
+G_BEGIN_DECLS
+
+
+#define GTK_TYPE_COLOR_PICKER_KWIN gtk_color_picker_kwin_get_type ()
+G_DECLARE_FINAL_TYPE (GtkColorPickerKwin, gtk_color_picker_kwin, GTK, COLOR_PICKER_KWIN, GObject)
+
+GDK_AVAILABLE_IN_ALL
+GtkColorPicker * gtk_color_picker_kwin_new (void);
+
+G_END_DECLS
+
+#endif /* __GTK_COLOR_PICKER_KWIN_H__ */