[gnome-builder/wip/gtk4-port] libide/greeter: add/remove page helpers

[Christian Hergert <chergert src gnome org>]

commit e0e6d926ac39d335684f69efbb149b39f905c498
Author: Christian Hergert <chergert redhat com>
Date:   Wed Apr 6 17:53:05 2022 -0700

    libide/greeter: add/remove page helpers

 src/libide/greeter/ide-greeter-workspace.c | 21 +++++++++++++++++++++
 src/libide/greeter/ide-greeter-workspace.h |  7 +++++++
 2 files changed, 28 insertions(+)
---
diff --git a/src/libide/greeter/ide-greeter-workspace.c b/src/libide/greeter/ide-greeter-workspace.c
index a86fdcde7..086d8c77e 100644
--- a/src/libide/greeter/ide-greeter-workspace.c
+++ b/src/libide/greeter/ide-greeter-workspace.c
@@ -987,3 +987,24 @@ ide_greeter_workspace_set_page_name (IdeGreeterWorkspace *self,
 
   gtk_stack_set_visible_child_name (self->pages, name);
 }
+
+void
+ide_greeter_workspace_add_page (IdeGreeterWorkspace *self,
+                                GtkWidget           *page,
+                                const char          *name)
+{
+  g_return_if_fail (IDE_IS_GREETER_WORKSPACE (self));
+  g_return_if_fail (GTK_IS_WIDGET (page));
+
+  gtk_stack_add_named (self->pages, page, name);
+}
+
+void
+ide_greeter_workspace_remove_page (IdeGreeterWorkspace *self,
+                                   GtkWidget           *page)
+{
+  g_return_if_fail (IDE_IS_GREETER_WORKSPACE (self));
+  g_return_if_fail (GTK_IS_WIDGET (page));
+
+  gtk_stack_remove (self->pages, page);
+}
diff --git a/src/libide/greeter/ide-greeter-workspace.h b/src/libide/greeter/ide-greeter-workspace.h
index 7ebc4d673..fb0560f1e 100644
--- a/src/libide/greeter/ide-greeter-workspace.h
+++ b/src/libide/greeter/ide-greeter-workspace.h
@@ -61,6 +61,13 @@ IDE_AVAILABLE_IN_ALL
 void                 ide_greeter_workspace_open_project       (IdeGreeterWorkspace *self,
                                                                IdeProjectInfo      *project_info);
 IDE_AVAILABLE_IN_ALL
+void                 ide_greeter_workspace_add_page           (IdeGreeterWorkspace *self,
+                                                               GtkWidget           *widget,
+                                                               const char          *name);
+IDE_AVAILABLE_IN_ALL
+void                 ide_greeter_workspace_remove_page        (IdeGreeterWorkspace *self,
+                                                               GtkWidget           *widget);
+IDE_AVAILABLE_IN_ALL
 GtkWidget           *ide_greeter_workspace_get_page           (IdeGreeterWorkspace *self);
 IDE_AVAILABLE_IN_ALL
 void                 ide_greeter_workspace_set_page           (IdeGreeterWorkspace *self,