libsysprof-ui: start on new tabbed design

src/libsysprof-ui/sysprof-tab.c

@@ -0,0 +1,152 @@
+/* sysprof-tab.c
+ *
+ * Copyright 2019 Christian Hergert <chergert@redhat.com>
+ *
+ * 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 3 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/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#define G_LOG_DOMAIN "sysprof-tab"
+
+#include "config.h"
+
+#include "sysprof-display.h"
+#include "sysprof-tab.h"
+
+struct _SysprofTab
+{
+  GtkBox          parent_instance;
+
+  GtkButton      *close_button;
+  GtkLabel       *title;
+
+  SysprofDisplay *display;
+};
+
+G_DEFINE_TYPE (SysprofTab, sysprof_tab, GTK_TYPE_BOX)
+
+enum {
+  PROP_0,
+  PROP_DISPLAY,
+  N_PROPS
+};
+
+static GParamSpec *properties [N_PROPS];
+
+GtkWidget *
+sysprof_tab_new (SysprofDisplay *display)
+{
+  return g_object_new (SYSPROF_TYPE_TAB,
+                       "display", display,
+                       NULL);
+}
+
+static void
+sysprof_tab_close_clicked (SysprofTab *self,
+                           GtkButton  *button)
+{
+  g_assert (SYSPROF_IS_TAB (self));
+  g_assert (GTK_IS_BUTTON (button));
+
+  if (self->display != NULL)
+    gtk_widget_destroy (GTK_WIDGET (self->display));
+}
+
+static void
+sysprof_tab_finalize (GObject *object)
+{
+  SysprofTab *self = (SysprofTab *)object;
+
+  g_clear_weak_pointer (&self->display);
+
+  G_OBJECT_CLASS (sysprof_tab_parent_class)->finalize (object);
+}
+
+static void
+sysprof_tab_get_property (GObject    *object,
+                          guint       prop_id,
+                          GValue     *value,
+                          GParamSpec *pspec)
+{
+  SysprofTab *self = SYSPROF_TAB (object);
+
+  switch (prop_id)
+    {
+    case PROP_DISPLAY:
+      g_value_set_object (value, self->display);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+sysprof_tab_set_property (GObject      *object,
+                          guint         prop_id,
+                          const GValue *value,
+                          GParamSpec   *pspec)
+{
+  SysprofTab *self = SYSPROF_TAB (object);
+
+  switch (prop_id)
+    {
+    case PROP_DISPLAY:
+      g_set_weak_pointer (&self->display, g_value_get_object (value));
+      g_object_bind_property (self->display, "title",
+                              self->title, "label",
+                              G_BINDING_SYNC_CREATE);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+sysprof_tab_class_init (SysprofTabClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+  object_class->finalize = sysprof_tab_finalize;
+  object_class->get_property = sysprof_tab_get_property;
+  object_class->set_property = sysprof_tab_set_property;
+
+  gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/sysprof/ui/sysprof-tab.ui");
+  gtk_widget_class_bind_template_child (widget_class, SysprofTab, close_button);
+  gtk_widget_class_bind_template_child (widget_class, SysprofTab, title);
+
+  properties [PROP_DISPLAY] =
+    g_param_spec_object ("display",
+                         "Display",
+                         "The display widget for the tab",
+                         SYSPROF_TYPE_DISPLAY,
+                         (G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_properties (object_class, N_PROPS, properties);
+}
+
+static void
+sysprof_tab_init (SysprofTab *self)
+{
+  gtk_widget_init_template (GTK_WIDGET (self));
+
+  g_signal_connect_object (self->close_button,
+                           "clicked",
+                           G_CALLBACK (sysprof_tab_close_clicked),
+                           self,
+                           G_CONNECT_SWAPPED);
+}