From 2e4e4b24e4dac4518fb2661e0f3137b344a31bd3 Mon Sep 17 00:00:00 2001
From: gaozheng <gaozheng.cn@gmail.com>
Date: Thu, 25 Jun 2026 11:18:44 +0800
Subject: [PATCH] =?UTF-8?q?fix(login):=20=E9=AA=8C=E8=AF=81=E7=A0=81?=
 =?UTF-8?q?=E5=9B=BE=E5=8E=9F=E5=B0=BA=E5=AF=B8=E6=B8=85=E6=99=B0=E6=98=BE?=
 =?UTF-8?q?=E7=A4=BA(=E5=8E=BB=E6=94=BE=E5=A4=A7=E7=BC=A9=E6=94=BE,?=
 =?UTF-8?q?=E9=81=BF=E5=85=8D=E7=B3=8A=E5=AF=BC=E8=87=B4=E7=9C=8B=E9=94=99?=
 =?UTF-8?q?=E5=AD=97=E7=AC=A6)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/app/login/LoginWindow.cpp | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/app/login/LoginWindow.cpp b/src/app/login/LoginWindow.cpp
index 8f2b076..cd9b192 100644
--- a/src/app/login/LoginWindow.cpp
+++ b/src/app/login/LoginWindow.cpp
@@ -250,10 +250,9 @@ void LoginWindow::refreshCaptcha()
                     pix.loadFromData(QByteArray::fromBase64(b64));
                 }
                 if (pix.isNull() && !cap.code.isEmpty()) pix = renderCaptchaPixmap(cap.code);
-                captchaLabel_->setPixmap(
-                    pix.isNull() ? pix
-                                 : pix.scaled(captchaLabel_->size(), Qt::KeepAspectRatio,
-                                              Qt::SmoothTransformation));
+                // 原尺寸显示（后端图约 88x40），不再放大缩放——放大会糊导致看错验证码字符。
+                captchaLabel_->setScaledContents(false);
+                captchaLabel_->setPixmap(pix);
                 refreshBtn_->setEnabled(true);
             });
     connect(l, &geopro::net::CaptchaLoad::failed, this, [this, l](const QString& msg) {