Add level menu item

4 files changed, 369 insertions, 0 deletions

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 1f03954..670cc71 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -39,6 +39,7 @@ set(HEADERS
     idoscalemenuitem.h
     idodetaillabel.h
     idoentrymenuitem.h
+    idolevelmenuitem.h
 )
 
 set(SOURCES
@@ -65,6 +66,7 @@ set(SOURCES
     idousermenuitem.c
     idosourcemenuitem.c
     idotimeline.c
+    idolevelmenuitem.c
     ${CMAKE_CURRENT_BINARY_DIR}/idotypebuiltins.c
 )
 
diff --git a/src/idolevelmenuitem.c b/src/idolevelmenuitem.c
new file mode 100644
index 0000000..b7ce543
--- /dev/null
+++ b/src/idolevelmenuitem.c
@@ -0,0 +1,309 @@
+/*
+ * Copyright 2023 Robert Tari
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 3, as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranties of
+ * MERCHANTABILITY, SATISFACTORY QUALITY, 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/>.
+ *
+ * Author: Robert Tari <robert@tari.in>
+ */
+
+#include "idolevelmenuitem.h"
+#include "idoactionhelper.h"
+
+enum
+{
+    PROP_0,
+    PROP_ICON,
+    PROP_TEXT,
+    PROP_LEVEL,
+    PROP_LAST
+};
+
+static GParamSpec *lProperties[PROP_LAST];
+
+typedef struct
+{
+    GIcon *pIcon;
+    gchar *sText;
+    GtkWidget *pLabel;
+    GtkWidget *pImage;
+    GtkWidget *pLevelBar;
+    IdoActionHelper *pHelper;
+
+} IdoLevelMenuItemPrivate;
+
+static GParamSpec *lProperties[PROP_LAST];
+
+G_DEFINE_TYPE_WITH_PRIVATE (IdoLevelMenuItem, ido_level_menu_item, GTK_TYPE_MENU_ITEM)
+
+static void onGetProperty (GObject *pObject, guint nProperty, GValue *pValue, GParamSpec *pParamSpec)
+{
+    IdoLevelMenuItem *self = IDO_LEVEL_MENU_ITEM (pObject);
+    IdoLevelMenuItemPrivate *pPrivate = ido_level_menu_item_get_instance_private (self);
+
+    switch (nProperty)
+    {
+        case PROP_ICON:
+        {
+            g_value_set_object (pValue, pPrivate->pIcon);
+
+            break;
+        }
+        case PROP_TEXT:
+        {
+            g_value_set_string (pValue, pPrivate->sText);
+
+            break;
+        }
+        case PROP_LEVEL:
+        {
+            guint16 nLevel = (guint16) gtk_level_bar_get_value (GTK_LEVEL_BAR (pPrivate->pLevelBar));
+            g_value_set_uint (pValue, (guint16) nLevel);
+
+            break;
+        }
+        default:
+        {
+            G_OBJECT_WARN_INVALID_PROPERTY_ID (pObject, nProperty, pParamSpec);
+
+            break;
+        }
+    }
+}
+
+static void onSetProperty (GObject *pObject, guint nProperty, const GValue *pValue, GParamSpec *pParamSpec)
+{
+    IdoLevelMenuItem *self = IDO_LEVEL_MENU_ITEM(pObject);
+
+    switch (nProperty)
+    {
+        case PROP_ICON:
+        {
+            idoLevelMenuItemSetIcon (self, g_value_get_object (pValue));
+
+            break;
+        }
+        case PROP_TEXT:
+        {
+            idoLevelMenuItemSetText (self, g_value_get_string (pValue));
+
+            break;
+        }
+        case PROP_LEVEL:
+        {
+            idoLevelMenuItemSetLevel (self, g_value_get_uint (pValue));
+
+            break;
+        }
+        default:
+        {
+            G_OBJECT_WARN_INVALID_PROPERTY_ID (pObject, nProperty, pParamSpec);
+
+            break;
+        }
+    }
+}
+
+static void onDispose (GObject *pObject)
+{
+    IdoLevelMenuItem *self = IDO_LEVEL_MENU_ITEM (pObject);
+    IdoLevelMenuItemPrivate *pPrivate = ido_level_menu_item_get_instance_private (self);
+
+    g_clear_object (&pPrivate->pIcon);
+    G_OBJECT_CLASS (ido_level_menu_item_parent_class)->dispose(pObject);
+}
+
+static void onFinalize(GObject *pObject)
+{
+    IdoLevelMenuItem *self = IDO_LEVEL_MENU_ITEM (pObject);
+    IdoLevelMenuItemPrivate *pPrivate = ido_level_menu_item_get_instance_private (self);
+
+    g_free (pPrivate->sText);
+    G_OBJECT_CLASS (ido_level_menu_item_parent_class)->finalize (pObject);
+}
+
+static void idoLevelMenuItemStyleUpdateImage (IdoLevelMenuItem *self)
+{
+    IdoLevelMenuItemPrivate *pPrivate = ido_level_menu_item_get_instance_private (self);
+
+    gtk_image_clear (GTK_IMAGE (pPrivate->pImage));
+
+    if (pPrivate->pIcon == NULL)
+    {
+        gtk_widget_set_visible (pPrivate->pImage, FALSE);
+    }
+    else
+    {
+        GtkIconInfo *pInfo;
+        const gchar *sFilename;
+
+        pInfo = gtk_icon_theme_lookup_by_gicon (gtk_icon_theme_get_default(), pPrivate->pIcon, 16, 0);
+        sFilename = gtk_icon_info_get_filename (pInfo);
+
+        if (sFilename)
+        {
+            GdkPixbuf *pPixbuf;
+
+            pPixbuf = gdk_pixbuf_new_from_file_at_scale (sFilename, -1, 16, TRUE, NULL);
+            gtk_image_set_from_pixbuf (GTK_IMAGE (pPrivate->pImage), pPixbuf);
+            g_object_unref (pPixbuf);
+        }
+
+        gtk_widget_set_visible (pPrivate->pImage, sFilename != NULL);
+        g_object_unref (pInfo);
+    }
+}
+
+static void onStyleUpdated (GtkWidget *pWidget)
+{
+    GTK_WIDGET_CLASS (ido_level_menu_item_parent_class)->style_updated (pWidget);
+    idoLevelMenuItemStyleUpdateImage (IDO_LEVEL_MENU_ITEM (pWidget));
+    gtk_widget_queue_draw (pWidget);
+}
+
+static void onActivate (GtkMenuItem *item, gpointer pData)
+{
+    IdoActionHelper *pHelper = pData;
+    ido_action_helper_activate (pHelper);
+}
+
+static void ido_level_menu_item_class_init (IdoLevelMenuItemClass *klass)
+{
+    GObjectClass *pObject = G_OBJECT_CLASS (klass);
+    GtkWidgetClass *pWidget = GTK_WIDGET_CLASS (klass);
+    pObject->get_property = onGetProperty;
+    pObject->set_property = onSetProperty;
+    pObject->dispose = onDispose;
+    pObject->finalize = onFinalize;
+    pWidget->style_updated = onStyleUpdated;
+
+    GParamFlags nParamFlags = G_PARAM_CONSTRUCT | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS;
+    lProperties[PROP_ICON] = g_param_spec_object ("icon", "Icon", "The menuitem's GIcon", G_TYPE_OBJECT, nParamFlags);
+    lProperties[PROP_TEXT] = g_param_spec_string ("text", "Text", "The menuitem's text", "", nParamFlags);
+    lProperties[PROP_LEVEL] = g_param_spec_uint ("level", "Level", "The menuitem's level bar value", 0, 100, 0, nParamFlags);
+
+    g_object_class_install_properties(pObject, PROP_LAST, lProperties);
+}
+
+static void ido_level_menu_item_init (IdoLevelMenuItem *self)
+{
+    IdoLevelMenuItemPrivate *pPrivate = ido_level_menu_item_get_instance_private (self);
+    pPrivate->pHelper = NULL;
+    pPrivate->pImage = gtk_image_new();
+    pPrivate->pLabel = gtk_label_new("");
+    pPrivate->pLevelBar = gtk_level_bar_new_for_interval (0.0, 100.0);
+    gtk_level_bar_add_offset_value (GTK_LEVEL_BAR (pPrivate->pLevelBar), GTK_LEVEL_BAR_OFFSET_LOW, 20.0);
+    gtk_level_bar_add_offset_value (GTK_LEVEL_BAR (pPrivate->pLevelBar), GTK_LEVEL_BAR_OFFSET_HIGH, 90.0);
+    gtk_level_bar_add_offset_value (GTK_LEVEL_BAR (pPrivate->pLevelBar), GTK_LEVEL_BAR_OFFSET_FULL, 100.0);
+
+    GtkWidget *pGrid = gtk_grid_new ();
+    gtk_grid_attach (GTK_GRID (pGrid), pPrivate->pImage, 0, 0, 1, 2);
+    gtk_grid_attach (GTK_GRID (pGrid), pPrivate->pLabel, 1, 0, 1, 1);
+    gtk_grid_attach (GTK_GRID (pGrid), pPrivate->pLevelBar, 1, 1, 1, 1);
+
+    g_object_set (pPrivate->pImage, "halign", GTK_ALIGN_START, "hexpand", FALSE, "valign", GTK_ALIGN_START, "margin-right", 6, NULL);
+    g_object_set (pPrivate->pLabel, "halign", GTK_ALIGN_START, "hexpand", TRUE, "valign", GTK_ALIGN_CENTER, NULL);
+
+    gtk_widget_show_all (pGrid);
+    gtk_container_add (GTK_CONTAINER(self), pGrid);
+}
+
+GtkWidget* ido_level_menu_item_new ()
+{
+    return GTK_WIDGET (g_object_new (IDO_TYPE_LEVEL_MENU_ITEM, NULL));
+}
+
+void idoLevelMenuItemSetIcon (IdoLevelMenuItem *self, GIcon *pIcon)
+{
+    IdoLevelMenuItemPrivate *pPrivate = ido_level_menu_item_get_instance_private (self);
+
+    if (pPrivate->pIcon != pIcon)
+    {
+        if (pPrivate->pIcon)
+        {
+            g_object_unref (pPrivate->pIcon);
+        }
+
+        pPrivate->pIcon = pIcon ? g_object_ref (pIcon) : NULL;
+        idoLevelMenuItemStyleUpdateImage (self);
+    }
+}
+
+void idoLevelMenuItemSetText (IdoLevelMenuItem *self, const char *sText)
+{
+    IdoLevelMenuItemPrivate *pPrivate = ido_level_menu_item_get_instance_private (self);
+
+    if (g_strcmp0(pPrivate->sText, sText))
+    {
+        g_free (pPrivate->sText);
+        pPrivate->sText = g_strdup (sText);
+
+        g_object_set (G_OBJECT (pPrivate->pLabel), "label", pPrivate->sText, "visible", (gboolean)(pPrivate->sText && *pPrivate->sText), NULL);
+    }
+}
+
+void idoLevelMenuItemSetLevel (IdoLevelMenuItem *self, guint16 nLevel)
+{
+    IdoLevelMenuItemPrivate *pPrivate = ido_level_menu_item_get_instance_private (self);
+
+    gtk_level_bar_set_value (GTK_LEVEL_BAR (pPrivate->pLevelBar), (gdouble)nLevel);
+}
+
+GtkMenuItem* ido_level_menu_item_new_from_model (GMenuItem *pMenuItem, GActionGroup *pActionGroup)
+{
+    GtkWidget *pItem = ido_level_menu_item_new ();
+    IdoLevelMenuItemPrivate *pPrivate = ido_level_menu_item_get_instance_private (IDO_LEVEL_MENU_ITEM (pItem));
+
+    gchar *sLabel;
+
+    if (g_menu_item_get_attribute (pMenuItem, "label", "s", &sLabel))
+    {
+        idoLevelMenuItemSetText (IDO_LEVEL_MENU_ITEM (pItem), sLabel);
+        g_free (sLabel);
+    }
+
+    GVariant *sIcon = g_menu_item_get_attribute_value (pMenuItem, "icon", NULL);
+
+    if (sIcon)
+    {
+        GIcon *pIcon = g_icon_deserialize (sIcon);
+        idoLevelMenuItemSetIcon (IDO_LEVEL_MENU_ITEM (pItem), pIcon);
+        g_object_unref (pIcon);
+        g_variant_unref (sIcon);
+    }
+
+    guint16 nProgress = 0;
+
+    if (g_menu_item_get_attribute (pMenuItem, "x-ayatana-level", "q", &nProgress))
+    {
+        idoLevelMenuItemSetLevel (IDO_LEVEL_MENU_ITEM (pItem), nProgress);
+    }
+
+    gchar *sAction;
+
+    if (g_menu_item_get_attribute (pMenuItem, "action", "s", &sAction))
+    {
+        GVariant *sTarget = g_menu_item_get_attribute_value (pMenuItem, "target", NULL);
+        pPrivate->pHelper = ido_action_helper_new (pItem, pActionGroup, sAction, sTarget);
+        g_signal_connect_object (pItem, "activate", G_CALLBACK (onActivate), pPrivate->pHelper, 0);
+        g_signal_connect_swapped (pItem, "destroy", G_CALLBACK (g_object_unref), pPrivate->pHelper);
+
+        if (sTarget)
+        {
+            g_variant_unref (sTarget);
+        }
+
+        g_free (sAction);
+    }
+
+    return GTK_MENU_ITEM (pItem);
+}
diff --git a/src/idolevelmenuitem.h b/src/idolevelmenuitem.h
new file mode 100644
index 0000000..bba5bc9
--- /dev/null
+++ b/src/idolevelmenuitem.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2023 Robert Tari
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 3, as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranties of
+ * MERCHANTABILITY, SATISFACTORY QUALITY, 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/>.
+ *
+ * Author: Robert Tari <robert@tari.in>
+ */
+
+#ifndef __IDO_LEVEL_MENU_ITEM_H__
+#define __IDO_LEVEL_MENU_ITEM_H__
+
+#include <gtk/gtk.h>
+
+G_BEGIN_DECLS
+
+#define IDO_TYPE_LEVEL_MENU_ITEM (ido_level_menu_item_get_type ())
+#define IDO_LEVEL_MENU_ITEM(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), IDO_TYPE_LEVEL_MENU_ITEM, IdoLevelMenuItem))
+#define IDO_IS_LEVEL_MENU_ITEM(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), IDO_TYPE_LEVEL_MENU_ITEM))
+
+typedef struct _IdoLevelMenuItem IdoLevelMenuItem;
+typedef struct _IdoLevelMenuItemClass IdoLevelMenuItemClass;
+
+struct _IdoLevelMenuItemClass
+{
+    GtkMenuItemClass parent_class;
+};
+
+struct _IdoLevelMenuItem
+{
+    GtkMenuItem parent;
+};
+
+GType ido_level_menu_item_get_type (void) G_GNUC_CONST;
+GtkWidget* ido_level_menu_item_new ();
+GtkMenuItem* ido_level_menu_item_new_from_model (GMenuItem *pMenuItem, GActionGroup *pActionGroup);
+void idoLevelMenuItemSetIcon (IdoLevelMenuItem *self, GIcon *pIcon);
+void idoLevelMenuItemSetText (IdoLevelMenuItem *self, const char *sText);
+void idoLevelMenuItemSetLevel (IdoLevelMenuItem *self, guint16 nLevel);
+
+G_END_DECLS
+
+#endif
diff --git a/src/idomenuitemfactory.c b/src/idomenuitemfactory.c
index 7f9978c..85318d5 100644
--- a/src/idomenuitemfactory.c
+++ b/src/idomenuitemfactory.c
@@ -1,5 +1,6 @@
 /*
  * Copyright 2013 Canonical Ltd.
+ * Copyright 2023 Robert Tari
  *
  * This program is free software: you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 3, as published
@@ -15,6 +16,7 @@
  *
  * Authors:
  *     Lars Uebernickel <lars.uebernickel@canonical.com>
+ *     Robert Tari <robert@tari.in>
  */
 
 #include <gtk/gtk.h>
@@ -33,6 +35,7 @@
 #include "idoswitchmenuitem.h"
 #include "idoprogressmenuitem.h"
 #include "idoremovablemenuitem.h"
+#include "idolevelmenuitem.h"
 
 #define IDO_TYPE_MENU_ITEM_FACTORY         (ido_menu_item_factory_get_type ())
 #define IDO_MENU_ITEM_FACTORY(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), IDO_TYPE_MENU_ITEM_FACTORY, IdoMenuItemFactory))
@@ -102,6 +105,9 @@ ido_menu_item_factory_create_menu_item (AyatanaMenuItemFactory *factory,
   else if (g_str_equal (type, "org.ayatana.indicator.removable"))
     item = ido_removable_menu_item_new_from_model (menuitem, actions);
 
+  else if (g_str_equal (type, "org.ayatana.indicator.level"))
+    item = ido_level_menu_item_new_from_model (menuitem, actions);
+
   return item;
 }