feat: [io]Files that cannot be deleted to the recycle bin pop up the Delete Completely dialog.

include/dfm-io/dfm-io/dfmio_utils.h

@@ -57,6 +57,7 @@ class DFMUtils
     static DEnumeratorFuture *asyncTrashCount();
     static int syncTrashCount();
     static qint64 deviceBytesFree(const QUrl &url);
+    static bool supportTrash(const QUrl &url);
 
 private:
     static QMap<QString, QString>

src/dfm-io/dfm-io/dfmio_utils.cpp

@@ -9,6 +9,7 @@
 
 #include <gio/gio.h>
 #include <gio-unix-2.0/gio/gunixmounts.h>
+#include <glib/gstdio.h>
 
 #include <QUrl>
 #include <QSet>
@@ -306,6 +307,33 @@ qint64 DFMUtils::deviceBytesFree(const QUrl &url)
     }
 }
 
+bool dfmio::DFMUtils::supportTrash(const QUrl &url)
+{
+    if (!url.isValid())
+        return false;
+
+    auto path = url.path();
+    GStatBuf file_stat, home_stat;
+    if (g_stat (path.toStdString().data(), &file_stat) != 0)
+        return false;
+
+    const char *homedir = g_get_home_dir ();
+    g_stat (homedir, &home_stat);
+    // 和当前用的主目录在同一挂载点
+    if (file_stat.st_dev == home_stat.st_dev)
+        return true;
+
+    g_autoptr(GFile) gfile = g_file_new_for_uri(url.toString().toLocal8Bit().data());
+    g_autofree char *path1 = g_file_get_path(gfile);
+    if (!path1)
+        return false;
+    g_autoptr(GUnixMountEntry) mount = g_unix_mount_for(path1, nullptr);
+    if (mount == nullptr || g_unix_mount_is_system_internal (mount))
+        return false;
+
+    return true;
+}
+
 QMap<QString, QString> DFMUtils::fstabBindInfo()
 {
     static QMutex mutex;