[gnome-panel/wip/muktupavels/lock-screen-applet: 2/5] action-button: add abstract GpActionButtonApplet

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 55f0ea43b9780ed39782ec4a35d5c83868324067
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Thu Apr 16 03:39:50 2020 +0300

    action-button: add abstract GpActionButtonApplet

 modules/action-button/Makefile.am               |   2 +
 modules/action-button/gp-action-button-applet.c | 102 ++++++++++++++++++++++++
 modules/action-button/gp-action-button-applet.h |  41 ++++++++++
 3 files changed, 145 insertions(+)
---
diff --git a/modules/action-button/Makefile.am b/modules/action-button/Makefile.am
index e25124e82..06409d3fc 100644
--- a/modules/action-button/Makefile.am
+++ b/modules/action-button/Makefile.am
@@ -19,6 +19,8 @@ org_gnome_gnome_panel_action_button_la_CFLAGS = \
        $(NULL)
 
 org_gnome_gnome_panel_action_button_la_SOURCES = \
+       gp-action-button-applet.c \
+       gp-action-button-applet.h \
        gp-action-button.c \
        gp-action-button.h \
        gp-action-button-module.c \
diff --git a/modules/action-button/gp-action-button-applet.c b/modules/action-button/gp-action-button-applet.c
new file mode 100644
index 000000000..17a9d2081
--- /dev/null
+++ b/modules/action-button/gp-action-button-applet.c
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2020 Alberts Muktupāvels
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+#include "gp-action-button-applet.h"
+
+#include "gp-action-button.h"
+
+typedef struct
+{
+  GtkWidget *button;
+  GtkWidget *image;
+} GpActionButtonAppletPrivate;
+
+G_DEFINE_ABSTRACT_TYPE_WITH_PRIVATE (GpActionButtonApplet,
+                                     gp_action_button_applet,
+                                     GP_TYPE_APPLET)
+
+static void
+panel_icon_size_cb (GpApplet             *applet,
+                    GParamSpec           *pspec,
+                    GpActionButtonApplet *self)
+{
+  GpActionButtonAppletPrivate *priv;
+  guint icon_size;
+
+  priv = gp_action_button_applet_get_instance_private (self);
+
+  icon_size = gp_applet_get_panel_icon_size (applet);
+  gtk_image_set_pixel_size (GTK_IMAGE (priv->image), icon_size);
+}
+
+static void
+clicked_cb (GtkWidget            *widget,
+            GpActionButtonApplet *self)
+{
+  GP_ACTION_BUTTON_APPLET_GET_CLASS (self)->clicked (self);
+}
+
+static void
+gp_action_button_applet_class_init (GpActionButtonAppletClass *self_class)
+{
+}
+
+static void
+gp_action_button_applet_init (GpActionButtonApplet *self)
+{
+  GpActionButtonAppletPrivate *priv;
+
+  priv = gp_action_button_applet_get_instance_private (self);
+
+  gp_applet_set_flags (GP_APPLET (self), GP_APPLET_FLAGS_EXPAND_MINOR);
+
+  priv->button = gp_action_button_new ();
+  gtk_container_add (GTK_CONTAINER (self), priv->button);
+  gtk_widget_show (priv->button);
+
+  priv->image = gtk_image_new ();
+  gtk_container_add (GTK_CONTAINER (priv->button), priv->image);
+  gtk_widget_show (priv->image);
+
+  g_signal_connect (self,
+                    "notify::panel-icon-size",
+                    G_CALLBACK (panel_icon_size_cb),
+                    self);
+
+  g_signal_connect (priv->button,
+                    "clicked",
+                    G_CALLBACK (clicked_cb),
+                    self);
+}
+
+void
+gp_action_button_applet_set_icon_name (GpActionButtonApplet *self,
+                                       const char           *icon_name)
+{
+  GpActionButtonAppletPrivate *priv;
+  guint icon_size;
+
+  priv = gp_action_button_applet_get_instance_private (self);
+
+  gtk_image_set_from_icon_name (GTK_IMAGE (priv->image),
+                                icon_name,
+                                GTK_ICON_SIZE_MENU);
+
+  icon_size = gp_applet_get_panel_icon_size (GP_APPLET (self));
+  gtk_image_set_pixel_size (GTK_IMAGE (priv->image), icon_size);
+}
diff --git a/modules/action-button/gp-action-button-applet.h b/modules/action-button/gp-action-button-applet.h
new file mode 100644
index 000000000..cb0c4aaeb
--- /dev/null
+++ b/modules/action-button/gp-action-button-applet.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 Alberts Muktupāvels
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GP_ACTION_BUTTON_APPLET_H
+#define GP_ACTION_BUTTON_APPLET_H
+
+#include <libgnome-panel/gp-applet.h>
+
+G_BEGIN_DECLS
+
+#define GP_TYPE_ACTION_BUTTON_APPLET (gp_action_button_applet_get_type ())
+G_DECLARE_DERIVABLE_TYPE (GpActionButtonApplet, gp_action_button_applet,
+                          GP, ACTION_BUTTON_APPLET, GpApplet)
+
+struct _GpActionButtonAppletClass
+{
+  GpAppletClass parent;
+
+  void (* clicked) (GpActionButtonApplet *self);
+};
+
+void gp_action_button_applet_set_icon_name (GpActionButtonApplet *self,
+                                            const char           *icon_name);
+
+G_END_DECLS
+
+#endif