From ad774a49be5ae168de3da22cb895808ff6f7be72 Mon Sep 17 00:00:00 2001
From: ThomasV <thomasv@electrum.org>
Date: Sun, 7 Apr 2024 11:17:22 +0200
Subject: [PATCH] external plugins: add methods to read image files

---
 electrum/gui/qt/util.py | 4 ++++
 electrum/plugin.py      | 8 ++++++++
 2 files changed, 12 insertions(+)

diff --git a/electrum/gui/qt/util.py b/electrum/gui/qt/util.py
index 531bb7a34..28392fa23 100644
--- a/electrum/gui/qt/util.py
+++ b/electrum/gui/qt/util.py
@@ -1237,6 +1237,10 @@ def icon_path(icon_basename: str):
 def read_QIcon(icon_basename: str) -> QIcon:
     return QIcon(icon_path(icon_basename))
 
+def read_QIcon_from_bytes(b: bytes) -> QIcon:
+    qp = QPixmap()
+    qp.loadFromData(b)
+    return QIcon(qp)
 
 class IconLabel(QWidget):
     HorizontalSpacing = 2
diff --git a/electrum/plugin.py b/electrum/plugin.py
index ed1717844..ac84ad231 100644
--- a/electrum/plugin.py
+++ b/electrum/plugin.py
@@ -422,6 +422,14 @@ class BasePlugin(Logger):
     def settings_dialog(self, window):
         raise NotImplementedError()
 
+    def read_file(self, filename: str) -> bytes:
+        """ note: only for external plugins """
+        import zipfile
+        plugin_file_path = os.path.join(self.parent.get_external_plugin_dir(), self.name + '.zip')
+        with zipfile.ZipFile(plugin_file_path) as myzip:
+            with myzip.open(os.path.join(self.name, filename)) as myfile:
+                s = myfile.read()
+                return s
 
 class DeviceUnpairableError(UserFacingException): pass
 class HardwarePluginLibraryUnavailable(Exception): pass