update

client/gui/dialogs/BlackholeResolveDialog.cpp

@@ -25,6 +25,14 @@ QPushButton* makeAlgoButton(const QString& title, QWidget* parent) {
 
 }  // namespace
 
+QString BlackholeResolveDialog::defaultModelInpaintPrompt() {
+    return QStringLiteral(
+        "中国画局部，需去除人物并只补背景：请严格依据掩膜外已见的笔墨皴擦、设色层次、留白与纸绢肌理，"
+        "在掩膜内自然延展，补全为山石、坡岸、云水、苔点或空灵留白等，与外缘笔法、墨色与气韵连贯衔接；"
+        "禁止出现人物轮廓、肢体、衣褶、五官、手足、发丝、肤色、投影及去人后的模糊晕带、鬼影边缘与色块台阶，"
+        "整体须像原画从未画入人物一样自然，不留修补感。");
+}
+
 BlackholeResolveDialog::BlackholeResolveDialog(const QString& blackholeName, QWidget* parent)
     : QDialog(parent),
       m_blackholeName(blackholeName) {
@@ -134,7 +142,8 @@ void BlackholeResolveDialog::buildDetailPage() {
         pLay->setSpacing(8);
 
         m_promptEdit = new QPlainTextEdit(panel);
-        m_promptEdit->setPlaceholderText(QStringLiteral("提示词（可选）"));
+        m_promptEdit->setPlainText(BlackholeResolveDialog::defaultModelInpaintPrompt());
+        m_promptEdit->setPlaceholderText(QStringLiteral("可按画面增删；若全部删空，请求时仍使用内置默认描述"));
         m_promptEdit->setMinimumHeight(72);
         pLay->addWidget(m_promptEdit);
 

client/gui/dialogs/BlackholeResolveDialog.h

@@ -19,6 +19,9 @@ public:
     Algorithm selectedAlgorithm() const { return m_selectedAlgorithm; }
     QString promptText() const;
 
+    /// 模型补全（LaMa 等）内置正向提示：中国画去人物、补背景纹理，无人物残留。
+    [[nodiscard]] static QString defaultModelInpaintPrompt();
+
 private:
     void buildSelectPage();
     void buildDetailPage();

client/gui/dialogs/InpaintPreviewDialog.cpp

@@ -20,7 +20,7 @@ static QLabel* makeImageLabel(QWidget* parent) {
 static QScrollArea* wrapScroll(QWidget* child, QWidget* parent) {
     auto* sc = new QScrollArea(parent);
     sc->setWidget(child);
-    sc->setWidgetResizable(true);
+    sc->setWidgetResizable(false);
     sc->setBackgroundRole(QPalette::Dark);
     return sc;
 }
@@ -28,7 +28,7 @@ static QScrollArea* wrapScroll(QWidget* child, QWidget* parent) {
 InpaintPreviewDialog::InpaintPreviewDialog(const QString& title, QWidget* parent)
     : QDialog(parent) {
     setModal(true);
-    setMinimumSize(720, 480);
+    setMinimumSize(880, 520);
     setWindowTitle(title);
 
     auto* root = new QVBoxLayout(this);
@@ -39,6 +39,8 @@ InpaintPreviewDialog::InpaintPreviewDialog(const QString& title, QWidget* parent
     m_afterLabel = makeImageLabel(this);
     m_beforeScroll = wrapScroll(m_beforeLabel, this);
     m_afterScroll = wrapScroll(m_afterLabel, this);
+    m_beforeScroll->setMinimumHeight(200);
+    m_afterScroll->setMinimumHeight(200);
 
     auto* splitter = new QSplitter(Qt::Horizontal, this);
     splitter->addWidget(m_beforeScroll);
@@ -57,12 +59,16 @@ InpaintPreviewDialog::InpaintPreviewDialog(const QString& title, QWidget* parent
 
 void InpaintPreviewDialog::setImages(const QImage& before, const QImage& after) {
     if (m_beforeLabel) {
-        m_beforeLabel->setPixmap(QPixmap::fromImage(before));
-        m_beforeLabel->adjustSize();
+        const QPixmap pb = QPixmap::fromImage(before);
+        m_beforeLabel->setPixmap(pb);
+        m_beforeLabel->setMinimumSize(pb.size());
+        m_beforeLabel->resize(pb.size());
     }
     if (m_afterLabel) {
-        m_afterLabel->setPixmap(QPixmap::fromImage(after));
-        m_afterLabel->adjustSize();
+        const QPixmap pa = QPixmap::fromImage(after);
+        m_afterLabel->setPixmap(pa);
+        m_afterLabel->setMinimumSize(pa.size());
+        m_afterLabel->resize(pa.size());
     }
 }