iconview: Use a named subnode for dnd highlight

This is necessary because we want to style the
iconview itself and the item highlighting differently.
This commit is contained in:
Matthias Clasen 2020-01-07 17:29:44 -05:00
parent b150625105
commit 24d7586163
2 changed files with 13 additions and 2 deletions

View File

@ -1754,8 +1754,7 @@ gtk_icon_view_snapshot (GtkWidget *widget,
break;
}
gtk_style_context_save (context);
gtk_style_context_save_to_node (context, icon_view->priv->dndnode);
gtk_style_context_set_state (context, gtk_style_context_get_state (context) | GTK_STATE_FLAG_DROP_ACTIVE);
gtk_snapshot_render_frame (snapshot, context,
@ -6450,6 +6449,7 @@ gtk_icon_view_enable_model_drag_dest (GtkIconView *icon_view,
GdkDragAction actions)
{
g_return_val_if_fail (GTK_IS_ICON_VIEW (icon_view), NULL);
GtkCssNode *widget_node;
icon_view->priv->dest = gtk_drop_target_new (formats, actions);
g_signal_connect (icon_view->priv->dest, "drag-leave", G_CALLBACK (gtk_icon_view_drag_leave), icon_view);
@ -6463,6 +6463,13 @@ gtk_icon_view_enable_model_drag_dest (GtkIconView *icon_view,
unset_reorderable (icon_view);
widget_node = gtk_widget_get_css_node (GTK_WIDGET (icon_view));
icon_view->priv->dndnode = gtk_css_node_new ();
gtk_css_node_set_name (icon_view->priv->dndnode, I_("dndtarget"));
gtk_css_node_set_parent (icon_view->priv->dndnode, widget_node);
gtk_css_node_set_state (icon_view->priv->dndnode, gtk_css_node_get_state (widget_node));
g_object_unref (icon_view->priv->dndnode);
return icon_view->priv->dest;
}
@ -6504,6 +6511,9 @@ gtk_icon_view_unset_model_drag_dest (GtkIconView *icon_view)
gtk_widget_remove_controller (GTK_WIDGET (icon_view), GTK_EVENT_CONTROLLER (icon_view->priv->dest));
icon_view->priv->dest = NULL;
icon_view->priv->dest_set = FALSE;
gtk_css_node_set_parent (icon_view->priv->dndnode, NULL);
icon_view->priv->dndnode = NULL;
}
unset_reorderable (icon_view);

View File

@ -135,6 +135,7 @@ struct _GtkIconViewPrivate
GdkContentFormats *source_formats;
GtkDropTarget *dest;
GtkCssNode *dndnode;
GdkDrag *drag;