упорядочил папки с кодом.

src/Common/Passes/All/DeleteSelectedVersions.java

@@ -0,0 +1,54 @@
+package Common.Passes.All;
+import Common.Current;
+import Common.Global;
+import Common.UI.UI;
+import ProjectData.Project.db_project_info;
+import Common.Passes.PassCode_2021;
+import Common.Passes.Pass_2021;
+
+import java.util.Vector;
+public class DeleteSelectedVersions extends Pass_2021<Vector<db_project_info>> {
+    boolean has_current_project;
+    @Override
+    public String getButtonText() {
+        return "";
+    }
+    @Override
+    public String getIconPath() {
+        return "/icons/Delete.png";
+    }
+    @Override
+    protected boolean canStart(Object... args) throws Exception {
+        has_current_project = false;
+        target = new Vector<>();
+        //------------------------
+        if (!Global.versions_multiselection) {
+            Log.Writeln_("Нажмите правую клавишу мыши, и перейдите в режим выбора версий.");
+            return false;
+        }
+        if (!Current.Check(Log, Current.Root)) {
+            return false;
+        }
+        Vector<db_project_info> allVersions = new Vector<>();
+        Current.getRoot().getSelectedVersions(allVersions);
+        if (allVersions.size() == 0) {
+            Log.Writeln_("Не отмечено ни одной версии.");
+            return false;
+        }
+        int q = Current.getRoot().getSelectedVersionsForDeletion(target);
+        if (Current.HasProject()) {
+            for (db_project_info version : target) {
+                if (Current.getProject().Home.getAbsolutePath().startsWith(version.Home.getAbsolutePath())) {
+                    has_current_project = true;
+                    break;
+                }
+            }
+        }
+        return UI.Warning("Удалить " + q + " версий.");
+    }
+    @Override
+    protected void body() throws Exception {
+        for (db_project_info version : target)
+            passes.get(PassCode_2021.DeleteVersion).Do(version);
+    }
+}