[totem/wip/hadess/widget-cleanup: 15/17] backend: Use GtkBuilder template

[Bastien Nocera <hadess src gnome org>]

commit c53d5052ee1183c6fa7d7cc0726d1ad79318b93e
Author: Bastien Nocera <hadess hadess net>
Date:   Tue Feb 8 15:22:47 2022 +0100

    backend: Use GtkBuilder template
    
    Except for the video widget itself, which requires code.

 src/backend/bacon-video-widget.c             | 36 +++++++++++++---------------
 src/backend/bacon-video-widget.gresource.xml |  6 +++++
 src/backend/bacon-video-widget.ui            | 35 +++++++++++++++++++++++++++
 src/backend/meson.build                      |  8 +++++++
 4 files changed, 66 insertions(+), 19 deletions(-)
---
diff --git a/src/backend/bacon-video-widget.c b/src/backend/bacon-video-widget.c
index eed9677db..b0e257ea5 100644
--- a/src/backend/bacon-video-widget.c
+++ b/src/backend/bacon-video-widget.c
@@ -81,6 +81,7 @@
 #include "bacon-video-widget.h"
 #include "bacon-video-widget-gst-missing-plugins.h"
 #include "bacon-video-widget-enums.h"
+#include "bacon-video-widget-resources.h"
 
 #define DEFAULT_USER_AGENT "Videos/"VERSION
 
@@ -156,6 +157,12 @@ struct _BaconVideoWidget
 {
   GtkOverlay                   parent;
 
+  /* widgets */
+  GtkWidget                   *stack;
+  GtkWidget                   *audio_only;
+  GtkWidget                   *broken_video;
+  GtkWidget                   *video_widget;
+
   char                        *user_agent;
 
   char                        *referrer;
@@ -188,9 +195,6 @@ struct _BaconVideoWidget
 
   gboolean                     got_redirect;
 
-  GtkWidget                   *stack;
-  GtkWidget                   *video_widget;
-
   GdkCursor                   *cursor;
 
   /* Visual effects */
@@ -921,6 +925,12 @@ bacon_video_widget_class_init (BaconVideoWidgetClass * klass)
                   0,
                   NULL, NULL,
                   g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
+
+  g_resources_register (_bvw_get_resource ());
+  gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/totem/bvw/bacon-video-widget.ui");
+  gtk_widget_class_bind_template_child (widget_class, BaconVideoWidget, stack);
+  gtk_widget_class_bind_template_child (widget_class, BaconVideoWidget, audio_only);
+  gtk_widget_class_bind_template_child (widget_class, BaconVideoWidget, broken_video);
 }
 
 static void
@@ -5305,7 +5315,6 @@ bacon_video_widget_initable_init (GInitable     *initable,
   GstElement *audio_sink = NULL;
   gchar *version_str;
   GstPlayFlags flags;
-  GtkWidget *tmp;
   GstElement *glsinkbin, *audio_bin;
   GstPad *audio_pad;
   char *template;
@@ -5333,6 +5342,7 @@ bacon_video_widget_initable_init (GInitable     *initable,
                         GDK_BUTTON_PRESS_MASK |
                         GDK_BUTTON_RELEASE_MASK |
                         GDK_KEY_PRESS_MASK);
+  gtk_widget_init_template (GTK_WIDGET (bvw));
 
   /* Instantiate all the fallible plugins */
   bvw->play = element_make_or_warn ("playbin", "play");
@@ -5380,10 +5390,7 @@ bacon_video_widget_initable_init (GInitable     *initable,
 
   bvw->cursor_shown = TRUE;
 
-  /* Create video output widget and logo */
-  bvw->stack = gtk_stack_new ();
-  gtk_container_add (GTK_CONTAINER (bvw), bvw->stack);
-  gtk_widget_show (bvw->stack);
+  /* Create video output widget */
 
   if (is_feature_enabled ("FPS_DISPLAY")) {
     GstElement *fps;
@@ -5394,19 +5401,10 @@ bacon_video_widget_initable_init (GInitable     *initable,
     g_object_set (glsinkbin, "sink", bvw->video_sink, NULL);
   }
   g_object_get (bvw->video_sink, "widget", &bvw->video_widget, NULL);
-  gtk_stack_add_named (GTK_STACK (bvw->stack), bvw->video_widget, "video");
   gtk_widget_show (bvw->video_widget);
+  gtk_stack_add_named (GTK_STACK (bvw->stack), bvw->video_widget, "video");
   g_object_unref (bvw->video_widget);
-
-  tmp = gtk_image_new_from_icon_name ("audio-only-symbolic", GTK_ICON_SIZE_DIALOG);
-  gtk_image_set_pixel_size (GTK_IMAGE (tmp), LOGO_SIZE);
-  gtk_stack_add_named (GTK_STACK (bvw->stack), tmp, "audio-only");
-  gtk_widget_show (tmp);
-
-  tmp = gtk_image_new_from_icon_name ("broken-video-symbolic", GTK_ICON_SIZE_DIALOG);
-  gtk_image_set_pixel_size (GTK_IMAGE (tmp), LOGO_SIZE);
-  gtk_stack_add_named (GTK_STACK (bvw->stack), tmp, "broken-video");
-  gtk_widget_show (tmp);
+  gtk_stack_set_visible_child_name (GTK_STACK (bvw->stack), "video");
 
   g_object_set (bvw->video_sink,
                 "rotate-method", GST_VIDEO_ORIENTATION_AUTO,
diff --git a/src/backend/bacon-video-widget.gresource.xml b/src/backend/bacon-video-widget.gresource.xml
new file mode 100644
index 000000000..cf4abcd4b
--- /dev/null
+++ b/src/backend/bacon-video-widget.gresource.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<gresources>
+  <gresource prefix="/org/gnome/totem/bvw">
+    <file compressed="true">bacon-video-widget.ui</file>
+  </gresource>
+</gresources>
diff --git a/src/backend/bacon-video-widget.ui b/src/backend/bacon-video-widget.ui
new file mode 100644
index 000000000..adf618522
--- /dev/null
+++ b/src/backend/bacon-video-widget.ui
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <template class="BaconVideoWidget" parent="GtkOverlay">
+    <property name="visible">True</property>
+    <property name="border_width">0</property>
+    <child>
+      <object class="GtkStack" id="stack">
+        <property name="visible">True</property>
+        <property name="can_focus">False</property>
+        <child>
+          <object class="GtkImage" id="audio_only">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="icon-name">audio-only-symbolic</property>
+            <property name="icon-size">6</property>
+          </object>
+          <packing>
+            <property name="name">audio-only</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkImage" id="broken_video">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="icon-name">broken-video-symbolic</property>
+            <property name="icon-size">6</property>
+          </object>
+          <packing>
+            <property name="name">broken-video</property>
+          </packing>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>
diff --git a/src/backend/meson.build b/src/backend/meson.build
index 38fc7d658..67f3c636f 100644
--- a/src/backend/meson.build
+++ b/src/backend/meson.build
@@ -39,6 +39,14 @@ sources = files(
   'bacon-video-widget.c',
 )
 
+sources += gnome.compile_resources(
+  'bacon-video-widget-resources',
+  'bacon-video-widget.gresource.xml',
+  export: true,
+  source_dir: '.',
+  c_name: '_bvw'
+)
+
 enum_headers = files('bacon-video-widget.h')
 enum_sources = gnome.mkenums_simple(
   'bacon-video-widget-enums',