sway workspace service skeleton

1 files changed, 51 insertions, 0 deletions

diff --git a/src/services/workspace-service.c b/src/services/workspace-service.c
index f9a6ecd..26779c0 100644
--- a/src/services/workspace-service.c
+++ b/src/services/workspace-service.c
@@ -140,6 +140,57 @@ void foobar_workspace_activate( FoobarWorkspace* self )
 	FOOBAR_WORKSPACE_GET_IFACE( self )->activate( self );
 }
 
+//
+// Sorting callback for workspaces. Items are sorted to be in the following order:
+// 1. normal
+// 2. named persistent
+// 3. named
+// 4. special
+// 5. named special
+//
+gint foobar_workspace_sort_func(
+	gconstpointer item_a,
+	gconstpointer item_b,
+	gpointer      userdata )
+{
+	(void)userdata;
+
+	FoobarWorkspace* workspace_a = (FoobarWorkspace*)item_a;
+	FoobarWorkspace* workspace_b = (FoobarWorkspace*)item_b;
+	gint64 id_a = foobar_workspace_get_id( workspace_a );
+	gint64 id_b = foobar_workspace_get_id( workspace_b );
+	gboolean special_a = ( foobar_workspace_get_flags( workspace_a ) & FOOBAR_WORKSPACE_FLAGS_SPECIAL ) != 0;
+	gboolean special_b = ( foobar_workspace_get_flags( workspace_b ) & FOOBAR_WORKSPACE_FLAGS_SPECIAL ) != 0;
+	gboolean named_a = id_a < 0;
+	gboolean named_b = id_b < 0;
+
+	// both normal (includes numbered persistent) => sort by ID
+	if ( !named_a && !named_b )
+	{
+		if ( id_a < id_b ) { return -1; }
+		if ( id_a > id_b ) { return 1; }
+		return 0;
+	}
+
+	// one normal, one special => normal first
+	if ( special_a && !special_b ) { return 1; }
+	if ( !special_a && special_b ) { return -1; }
+
+	// only one normal, one named
+	if ( named_a && !named_b ) { return -1; }
+	if ( !named_a && named_b ) { return 1; }
+
+	// both special
+	if ( special_a && special_b )
+	{
+		// if one is -99 => put it last
+		if ( id_a == -99 && id_b != -99 ) { return 1; }
+		if ( id_a != -99 && id_b == -99 ) { return -1; }
+	}
+
+	return g_strcmp0( foobar_workspace_get_name( workspace_a ), foobar_workspace_get_name( workspace_b ) );
+}
+
 // ---------------------------------------------------------------------------------------------------------------------
 // Service Interface
 // ---------------------------------------------------------------------------------------------------------------------