Add PhoshHksInfo

This can be used to display info about the different HKS devices
Signed-off-by: Guido Günther <guido.gunther@puri.sm>

docs/phosh-docs.xml

@@ -60,6 +60,7 @@
       <xi:include href="xml/gnome-shell-manager.xml"/>
       <xi:include href="xml/head.xml"/>
       <xi:include href="xml/home.xml"/>
+      <xi:include href="xml/hks-info.xml"/>
       <xi:include href="xml/hks-manager.xml"/>
       <xi:include href="xml/idle-manager.xml"/>
       <xi:include href="xml/keyboard-events.xml"/>

src/hks-info.c

+/*
+ * Copyright (C) 2020 Purism SPC
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ * Author: Guido Günther <agx@sigxcpu.org>
+ */
+
+#define G_LOG_DOMAIN "phosh-hks-info"
+
+#include "config.h"
+
+#include "shell.h"
+#include "hks-info.h"
+#include "hks-manager.h"
+
+/**
+ * SECTION:hks-info
+ * @short_description: A widget to display the HKS status of a device
+ * @Title: PhoshHksInfo
+ *
+ * #PhoshHksInfo displays whether a device is disabled via a hardware
+ * kill switch (HKS).
+ */
+
+enum {
+  PROP_0,
+  PROP_DEV_TYPE,
+  PROP_BLOCKED,
+  PROP_PRESENT,
+  PROP_LAST_PROP
+};
+static GParamSpec *props[PROP_LAST_PROP];
+
+
+struct _PhoshHksInfo {
+  PhoshStatusIcon  parent;
+
+  char            *dev_type;
+  gboolean         blocked;
+  gboolean         present;
+  PhoshHksManager *manager;
+};
+G_DEFINE_TYPE (PhoshHksInfo, phosh_hks_info, PHOSH_TYPE_STATUS_ICON);
+
+
+static void
+phosh_hks_info_get_property (GObject    *object,
+                             guint       property_id,
+                             GValue     *value,
+                             GParamSpec *pspec)
+{
+  PhoshHksInfo *self = PHOSH_HKS_INFO (object);
+
+  switch (property_id) {
+  case PROP_BLOCKED:
+    g_value_set_boolean (value, self->blocked);
+    break;
+  case PROP_PRESENT:
+    g_value_set_boolean (value, self->present);
+    break;
+  default:
+    G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+    break;
+  }
+}
+
+
+static void
+phosh_hks_info_set_property (GObject      *object,
+                             guint         prop_id,
+                             const GValue *value,
+                             GParamSpec   *pspec)
+{
+  PhoshHksInfo *self = PHOSH_HKS_INFO (object);
+
+  switch (prop_id) {
+  case PROP_DEV_TYPE:
+    /* construct only */
+    self->dev_type = g_value_dup_string (value);
+    break;
+  case PROP_BLOCKED:
+    self->blocked = g_value_get_boolean (value);
+    break;
+  case PROP_PRESENT:
+    self->present = g_value_get_boolean (value);
+    break;
+  default:
+    G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+  }
+}
+
+
+static void
+phosh_hks_info_constructed (GObject *object)
+{
+  PhoshHksInfo *self = PHOSH_HKS_INFO (object);
+  PhoshShell *shell;
+  g_autofree gchar *propname = NULL;
+
+  G_OBJECT_CLASS (phosh_hks_info_parent_class)->constructed (object);
+
+  shell = phosh_shell_get_default ();
+  self->manager = g_object_ref (phosh_shell_get_hks_manager (shell));
+
+  if (self->manager == NULL) {
+    g_warning ("Failed to get hks manager");
+    return;
+  }
+
+  propname = g_strdup_printf ("%s-present", self->dev_type);
+  g_object_bind_property (self->manager,
+                          propname,
+                          self,
+                          "present",
+                          G_BINDING_SYNC_CREATE);
+
+  g_free (propname);
+  propname = g_strdup_printf ("%s-blocked", self->dev_type);
+  g_object_bind_property (self->manager,
+                          propname,
+                          self,
+                          "blocked",
+                          G_BINDING_SYNC_CREATE);
+
+  g_free (propname);
+  propname = g_strdup_printf ("%s-icon-name", self->dev_type);
+  g_object_bind_property (self->manager,
+                          propname,
+                          self,
+                          "icon-name",
+                          G_BINDING_SYNC_CREATE);
+}
+
+
+static void
+phosh_hks_info_dispose (GObject *object)
+{
+  PhoshHksInfo *self = PHOSH_HKS_INFO (object);
+
+  g_clear_object (&self->manager);
+
+  G_OBJECT_CLASS (phosh_hks_info_parent_class)->dispose (object);
+}
+
+
+static void
+phosh_hks_info_finalize (GObject *object)
+{
+  PhoshHksInfo *self = PHOSH_HKS_INFO (object);
+
+  g_clear_pointer (&self->dev_type, g_free);
+
+  G_OBJECT_CLASS (phosh_hks_info_parent_class)->finalize (object);
+}
+
+
+static void
+phosh_hks_info_class_init (PhoshHksInfoClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->constructed = phosh_hks_info_constructed;
+  object_class->dispose = phosh_hks_info_dispose;
+  object_class->finalize = phosh_hks_info_finalize;
+  object_class->get_property = phosh_hks_info_get_property;
+  object_class->set_property = phosh_hks_info_set_property;
+
+  props[PROP_DEV_TYPE] =
+    g_param_spec_string ("device-type",
+                         "Device type",
+                         "The moniored device type",
+                         FALSE,
+                         G_PARAM_READWRITE |
+                         G_PARAM_STATIC_STRINGS |
+                         G_PARAM_CONSTRUCT_ONLY);
+  props[PROP_BLOCKED] =
+    g_param_spec_boolean ("blocked",
+                          "blocked",
+                          "Whether the device is blocked",
+                          FALSE,
+                          G_PARAM_READWRITE |
+                          G_PARAM_STATIC_STRINGS);
+  props[PROP_PRESENT] =
+    g_param_spec_boolean ("present",
+                          "Present",
+                          "Whether hks hardware is present",
+                          FALSE,
+                          G_PARAM_READWRITE |
+                          G_PARAM_STATIC_STRINGS);
+
+  g_object_class_install_properties (object_class, PROP_LAST_PROP, props);
+}
+
+
+static void
+phosh_hks_info_init (PhoshHksInfo *self)
+{
+  phosh_status_icon_set_info (PHOSH_STATUS_ICON (self), "HKS");
+}
+
+
+GtkWidget *
+phosh_hks_info_new (void)
+{
+  return g_object_new (PHOSH_TYPE_HKS_INFO, NULL);
+}

src/hks-info.h

+/*
+ * Copyright (C) 2020 Purism SPC
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#pragma once
+
+#include <gtk/gtk.h>
+#include "status-icon.h"
+
+G_BEGIN_DECLS
+
+#define PHOSH_TYPE_HKS_INFO (phosh_hks_info_get_type ())
+
+G_DECLARE_FINAL_TYPE (PhoshHksInfo, phosh_hks_info, PHOSH, HKS_INFO, PhoshStatusIcon)
+
+GtkWidget * phosh_hks_info_new (void);
+
+G_END_DECLS

src/meson.build

@@ -56,6 +56,8 @@ libphosh_tool_sources = [
   'background.h',
   'connectivity-info.c',
   'connectivity-info.h',
+  'hks-info.c',
+  'hks-info.h',
   'hks-manager.c',
   'hks-manager.h',
   'docked-info.c',