[gnome-control-center] online-accounts: Replace the hacked up GtkTreeView with a EggListBox

[Debarshi Ray <debarshir src gnome org>]

commit 4a86ebff502e10f94b7e73649fa81c051de3fb38
Author: Debarshi Ray <debarshir gnome org>
Date:   Thu Jan 24 13:15:17 2013 +0100

    online-accounts: Replace the hacked up GtkTreeView with a EggListBox
    
    https://bugzilla.gnome.org/show_bug.cgi?id=692442

 .../cc-online-accounts-add-account-dialog.c        |  155 +++++---------------
 1 files changed, 40 insertions(+), 115 deletions(-)
---
diff --git a/panels/online-accounts/cc-online-accounts-add-account-dialog.c b/panels/online-accounts/cc-online-accounts-add-account-dialog.c
index 7082575..dc2b0c1 100644
--- a/panels/online-accounts/cc-online-accounts-add-account-dialog.c
+++ b/panels/online-accounts/cc-online-accounts-add-account-dialog.c
@@ -28,17 +28,16 @@
 #define GOA_BACKEND_API_IS_SUBJECT_TO_CHANGE
 #include <goabackend/goabackend.h>
 
+#include <egg-list-box/egg-list-box.h>
 #include "cc-online-accounts-add-account-dialog.h"
 
 struct _GoaPanelAddAccountDialogPrivate
 {
+  EggListBox *list_box;
   GError *error;
   GoaClient *client;
   GoaObject *object;
   GtkListStore *list_store;
-  GtkTreePath *path;
-  GtkWidget *tree_view;
-  gboolean ignore_release;
 };
 
 #define GOA_ADD_ACCOUNT_DIALOG_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GOA_TYPE_PANEL_ADD_ACCOUNT_DIALOG, GoaPanelAddAccountDialogPrivate))
@@ -59,36 +58,15 @@ enum
 
 G_DEFINE_TYPE (GoaPanelAddAccountDialog, goa_panel_add_account_dialog, GTK_TYPE_DIALOG)
 
-static GoaProvider *
-add_account_dialog_get_provider (GoaPanelAddAccountDialog *add_account)
-{
-  GoaPanelAddAccountDialogPrivate *priv = add_account->priv;
-  GoaProvider *provider;
-  GtkTreeIter iter;
-
-  if (priv->path == NULL)
-    return NULL;
-
-  if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (priv->list_store), &iter, priv->path))
-    return NULL;
-
-  gtk_tree_model_get (GTK_TREE_MODEL (priv->list_store), &iter, COLUMN_PROVIDER, &provider, -1);
-  return provider;
-}
-
 static void
-add_account_dialog_add_account (GoaPanelAddAccountDialog *add_account)
+add_account_dialog_add_account (GoaPanelAddAccountDialog *add_account, GoaProvider *provider)
 {
   GoaPanelAddAccountDialogPrivate *priv = add_account->priv;
   GList *children;
   GList *l;
-  GoaProvider *provider;
   GtkWidget *action_area;
   GtkWidget *vbox;
 
-  provider = add_account_dialog_get_provider (add_account);
-  g_assert (provider != NULL);
-
   action_area = gtk_dialog_get_action_area (GTK_DIALOG (add_account));
   vbox = gtk_dialog_get_content_area (GTK_DIALOG (add_account));
   children = gtk_container_get_children (GTK_CONTAINER (vbox));
@@ -105,65 +83,35 @@ add_account_dialog_add_account (GoaPanelAddAccountDialog *add_account)
                                            GTK_DIALOG (add_account),
                                            GTK_BOX (vbox),
                                            &priv->error);
-  g_object_unref (provider);
 }
 
-static gboolean
-tree_view_button_press_event_cb (GtkWidget      *widget,
-                                 GdkEventButton *event,
-                                 gpointer       *user_data)
-{
-  GoaPanelAddAccountDialog *add_account = GOA_PANEL_ADD_ACCOUNT_DIALOG (user_data);
-  GoaPanelAddAccountDialogPrivate *priv = add_account->priv;
-
-  /* be sure to ignore double and triple clicks */
-  priv->ignore_release = (event->type != GDK_BUTTON_PRESS);
-
-  return FALSE;
-}
-
-static gboolean
-tree_view_button_release_event_cb (GtkWidget      *widget,
-                                   GdkEventButton *event,
-                                   gpointer       *user_data)
+static void
+list_box_child_activated_cb (GoaPanelAddAccountDialog *add_account, GtkWidget *child)
 {
-  GoaPanelAddAccountDialog *add_account = GOA_PANEL_ADD_ACCOUNT_DIALOG (user_data);
-  GoaPanelAddAccountDialogPrivate *priv = add_account->priv;
-  GtkTreePath *path;
-  GtkTreeViewColumn *column;
-
-  if (event->button != 1 || priv->ignore_release)
-    return TRUE;
-
-  gtk_tree_view_get_cursor (GTK_TREE_VIEW (widget), &path, &column);
-  if (path == NULL)
-    return TRUE;
-
-  gtk_tree_view_row_activated (GTK_TREE_VIEW (widget), path, column);
-  gtk_tree_path_free (path);
+  GoaProvider *provider;
 
-  return TRUE;
+  provider = g_object_get_data (G_OBJECT (child), "provider");
+  add_account_dialog_add_account (add_account, provider);
+  gtk_dialog_response (GTK_DIALOG (add_account), GTK_RESPONSE_OK);
 }
 
 static void
-tree_view_row_activated_cb (GtkTreeView       *tree_view,
-                            GtkTreePath       *path,
-                            GtkTreeViewColumn *column,
-                            gpointer           user_data)
+list_box_separator_cb (GtkWidget **separator, GtkWidget *child, GtkWidget *before, gpointer user_data)
 {
-  GoaPanelAddAccountDialog *add_account = GOA_PANEL_ADD_ACCOUNT_DIALOG (user_data);
-  GoaPanelAddAccountDialogPrivate *priv = add_account->priv;
+  if (*separator == NULL && before != NULL)
+    {
+      *separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
 
-  priv->path = gtk_tree_path_copy (path);
-  add_account_dialog_add_account (add_account);
-  gtk_dialog_response (GTK_DIALOG (add_account), GTK_RESPONSE_OK);
+      /* https://bugzilla.gnome.org/show_bug.cgi?id=690545 */
+      g_object_ref_sink (*separator);
+      gtk_widget_show (*separator);
+    }
 }
 
 static void
 goa_panel_add_account_dialog_realize (GtkWidget *widget)
 {
   GoaPanelAddAccountDialog *add_account = GOA_PANEL_ADD_ACCOUNT_DIALOG (widget);
-  GoaPanelAddAccountDialogPrivate *priv = add_account->priv;
   GtkWidget *button;
   GtkWindow *parent;
 
@@ -177,8 +125,6 @@ goa_panel_add_account_dialog_realize (GtkWidget *widget)
       gtk_widget_set_size_request (GTK_WIDGET (add_account), (gint) (0.5 * width), (gint) (0.9 * height));
     }
 
-  gtk_tree_view_set_model (GTK_TREE_VIEW (priv->tree_view), GTK_TREE_MODEL (priv->list_store));
-
   GTK_WIDGET_CLASS (goa_panel_add_account_dialog_parent_class)->realize (widget);
 
   button = gtk_dialog_get_widget_for_response (GTK_DIALOG (add_account), GTK_RESPONSE_CANCEL);
@@ -191,10 +137,6 @@ goa_panel_add_account_dialog_dispose (GObject *object)
   GoaPanelAddAccountDialog *add_account = GOA_PANEL_ADD_ACCOUNT_DIALOG (object);
   GoaPanelAddAccountDialogPrivate *priv = add_account->priv;
 
-  if (priv->tree_view != NULL)
-    priv->tree_view = NULL;
-
-  g_clear_object (&priv->list_store);
   g_clear_object (&priv->object);
   g_clear_object (&priv->client);
 
@@ -207,8 +149,6 @@ goa_panel_add_account_dialog_finalize (GObject *object)
   GoaPanelAddAccountDialog *add_account = GOA_PANEL_ADD_ACCOUNT_DIALOG (object);
   GoaPanelAddAccountDialogPrivate *priv = add_account->priv;
 
-  gtk_tree_path_free (priv->path);
-
   if (priv->error != NULL)
     g_error_free (priv->error);
 
@@ -236,9 +176,6 @@ static void
 goa_panel_add_account_dialog_init (GoaPanelAddAccountDialog *add_account)
 {
   GoaPanelAddAccountDialogPrivate *priv;
-  GtkCellRenderer *renderer;
-  GtkTreeSelection *selection;
-  GtkTreeViewColumn *column;
   GtkWidget *sw;
   GtkWidget *vbox;
   GtkWidget *grid;
@@ -269,34 +206,15 @@ goa_panel_add_account_dialog_init (GoaPanelAddAccountDialog *add_account)
   gtk_widget_set_vexpand (sw, TRUE);
   gtk_container_add (GTK_CONTAINER (grid), sw);
 
-  priv->tree_view = gtk_tree_view_new ();
-  gtk_widget_set_hexpand (priv->tree_view, TRUE);
-  gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (priv->tree_view), FALSE);
-  selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->tree_view));
-  gtk_tree_selection_set_mode (selection, GTK_SELECTION_BROWSE);
-  gtk_container_add (GTK_CONTAINER (sw), priv->tree_view);
-
-  column = gtk_tree_view_column_new ();
-  gtk_tree_view_append_column (GTK_TREE_VIEW (priv->tree_view), column);
-
-  renderer = gtk_cell_renderer_pixbuf_new ();
-  gtk_tree_view_column_pack_start (column, renderer, FALSE);
-  g_object_set (G_OBJECT (renderer), "stock-size", GTK_ICON_SIZE_DIALOG, NULL);
-  gtk_tree_view_column_set_attributes (column, renderer, "gicon", COLUMN_ICON, NULL);
-
-  renderer = gtk_cell_renderer_text_new ();
-  gtk_tree_view_column_pack_start (column, renderer, TRUE);
-  gtk_tree_view_column_set_attributes (column, renderer, "markup", COLUMN_MARKUP, NULL);
+  priv->list_box = egg_list_box_new ();
+  egg_list_box_add_to_scrolled (priv->list_box, GTK_SCROLLED_WINDOW (sw));
+  egg_list_box_set_selection_mode (priv->list_box, GTK_SELECTION_NONE);
+  egg_list_box_set_separator_funcs (priv->list_box, list_box_separator_cb, NULL, NULL);
+  g_signal_connect_swapped (priv->list_box, "child-activated",
+                            G_CALLBACK (list_box_child_activated_cb), add_account);
 
   gtk_dialog_add_button (GTK_DIALOG (add_account), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
   gtk_dialog_set_default_response (GTK_DIALOG (add_account), GTK_RESPONSE_CANCEL);
-
-  g_signal_connect (priv->tree_view, "button-press-event",
-                    G_CALLBACK (tree_view_button_press_event_cb), add_account);
-  g_signal_connect (priv->tree_view, "button-release-event",
-                    G_CALLBACK (tree_view_button_release_event_cb), add_account);
-  g_signal_connect (priv->tree_view, "row-activated", G_CALLBACK (tree_view_row_activated_cb), add_account);
-
 }
 
 static void
@@ -335,23 +253,30 @@ goa_panel_add_account_dialog_add_provider (GoaPanelAddAccountDialog *add_account
 {
   GoaPanelAddAccountDialogPrivate *priv = add_account->priv;
   GIcon *icon;
-  GtkTreeIter iter;
+  GtkWidget *grid;
+  GtkWidget *image;
+  GtkWidget *label;
   gchar *markup;
   gchar *name;
 
+  grid = gtk_grid_new ();
+  g_object_set_data_full (G_OBJECT (grid), "provider", g_object_ref (provider), g_object_unref);
+  gtk_orientable_set_orientation (GTK_ORIENTABLE (grid), GTK_ORIENTATION_HORIZONTAL);
+  gtk_grid_set_column_spacing (GTK_GRID (grid), 6);
+  gtk_container_add (GTK_CONTAINER (priv->list_box), grid);
+
   icon = goa_provider_get_provider_icon (provider, NULL);
+  image = gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_DIALOG);
+  gtk_container_add (GTK_CONTAINER (grid), image);
+  g_object_unref (icon);
+
   name = goa_provider_get_provider_name (provider, NULL);
   markup = g_strdup_printf ("<b>%s</b>", name);
-  g_free (name);
-
-  gtk_list_store_append (priv->list_store, &iter);
-  gtk_list_store_set (priv->list_store, &iter,
-                      COLUMN_PROVIDER, provider,
-                      COLUMN_ICON, icon,
-                      COLUMN_MARKUP, markup,
-                      -1);
+  label = gtk_label_new (NULL);
+  gtk_label_set_markup (GTK_LABEL (label), markup);
+  gtk_container_add (GTK_CONTAINER (grid), label);
   g_free (markup);
-  g_object_unref (icon);
+  g_free (name);
 }
 
 GoaObject *