fix: disable smooth scaling for DQuickDciIconImage to prevent icon blur

Set smooth=false in constructor to match Qt Widgets rendering behavior.

在构造函数中设置 smooth=false 以匹配 Qt Widgets 渲染行为。

Log: 禁用 DQuickDciIconImage 平滑缩放
PMS: BUG-308655
Influence: 修复 QML 中 DCI 图标缩放时显示模糊的问题

Author: re2zero

cmake/DtkBuildConfig.cmake

@@ -64,7 +64,7 @@ function(GEN_DTK_CONFIG_HEADER)
     endif()
 
     set(LICENSE_DEC 
-    "// SPDX-FileCopyrightText: 2022 UnionTech Software Technology Co., Ltd.\n"
+    "// SPDX-FileCopyrightText: 2022 - 2026 UnionTech Software Technology Co., Ltd.\n"
     "//\n"
     "// SPDX-License-Identifier: LGPL-3.0-or-later\n"
     "\n")

src/private/dquickdciiconimage.cpp

@@ -208,6 +208,7 @@ DQuickDciIconImage::DQuickDciIconImage(QQuickItem *parent)
     , DObject(*new DQuickDciIconImagePrivate(this))
 {
     D_D(DQuickDciIconImage);
+    setSmooth(false);
     connect(d->imageItem, &QQuickImage::implicitWidthChanged, this, [this, d]() { setImplicitWidth(d->imageItem->implicitWidth()); });
     connect(d->imageItem, &QQuickImage::implicitHeightChanged, this, [this, d]() { setImplicitHeight(d->imageItem->implicitHeight()); });
     connect(this, &DQuickDciIconImage::smoothChanged, d->imageItem, &QQuickImage::setSmooth);