feat: 优化结果回放控制条布局

- 增加属性标签并补充中文翻译
- 收紧属性和时间下拉框的宽度范围
- 移除时间下拉框的扩展布局策略
- 使用固定间距区分属性设置与播放控制
- 将剩余空间统一保留在控制条右侧

Bin/Config/Lang/cn/nmNum_cn.ts

@@ -2840,6 +2840,7 @@ Reason: %1</source>
 </context>
 <context>
     <name>nmWxPebiResultControlBar</name>
+    <message><source>Property</source><translation>属性</translation></message>
     <message><source>Display property</source><translation>显示属性</translation></message>
     <message><source>Color settings</source><translation>颜色设置</translation></message>
     <message><source>First frame</source><translation>第一帧</translation></message>

Src/nmNum/nmSubWxs/nmWxPebiResultControlBar.cpp

@@ -10,6 +10,7 @@
 #include <QCoreApplication>
 #include <QHBoxLayout>
 #include <QIcon>
+#include <QLabel>
 #include <QSize>
 #include <QSizePolicy>
 #include <QToolButton>
@@ -17,6 +18,14 @@
 
 namespace {
 
+const int PROPERTY_COMBO_MINIMUM_WIDTH = 110;
+const int PROPERTY_COMBO_MAXIMUM_WIDTH = 140;
+const int TIME_COMBO_MINIMUM_WIDTH = 160;
+const int TIME_COMBO_MAXIMUM_WIDTH = 240;
+const int CONTROL_GROUP_GAP = 8;
+// Qt 4 按 20 个“X”字符估算 SizeHint，常用字体下约为 190px。
+const int TIME_COMBO_MINIMUM_CONTENT_LENGTH = 20;
+
 QString resultControlIconPath(const QString& sFileName)
 {
     const QString sApplicationDir = QCoreApplication::applicationDirPath();
@@ -306,8 +315,12 @@ void nmWxPebiResultControlBar::createUi()
     pLayout->setContentsMargins(4, 3, 4, 3);
     pLayout->setSpacing(4);
 
+    QLabel* pPropertyLabel = new QLabel(tr("Property"), this);
+    pPropertyLabel->setAlignment(Qt::AlignLeft | Qt::AlignVCenter);
+
     m_pPropertyCombo = new QComboBox(this);
-    m_pPropertyCombo->setMinimumWidth(140);
+    m_pPropertyCombo->setMinimumWidth(PROPERTY_COMBO_MINIMUM_WIDTH);
+    m_pPropertyCombo->setMaximumWidth(PROPERTY_COMBO_MAXIMUM_WIDTH);
     m_pPropertyCombo->setFixedHeight(24);
     m_pPropertyCombo->setSizePolicy(
                 QSizePolicy::Preferred, QSizePolicy::Fixed);
@@ -324,10 +337,15 @@ void nmWxPebiResultControlBar::createUi()
                 this, QString::fromLatin1("NmPreviousStep.png"),
                 tr("Previous frame"));
     m_pTimeCombo = new QComboBox(this);
-    m_pTimeCombo->setMinimumWidth(150);
+    m_pTimeCombo->setMinimumWidth(TIME_COMBO_MINIMUM_WIDTH);
+    m_pTimeCombo->setMaximumWidth(TIME_COMBO_MAXIMUM_WIDTH);
+    m_pTimeCombo->setMinimumContentsLength(
+                TIME_COMBO_MINIMUM_CONTENT_LENGTH);
+    m_pTimeCombo->setSizeAdjustPolicy(
+                QComboBox::AdjustToMinimumContentsLengthWithIcon);
     m_pTimeCombo->setFixedHeight(24);
     m_pTimeCombo->setSizePolicy(
-                QSizePolicy::Expanding, QSizePolicy::Fixed);
+                QSizePolicy::Preferred, QSizePolicy::Fixed);
     m_pTimeCombo->setToolTip(tr("Result time"));
     m_pNextButton = createControlButton(
                 this, QString::fromLatin1("NmNextStep.png"),
@@ -342,15 +360,18 @@ void nmWxPebiResultControlBar::createUi()
                 this, QString::fromLatin1("NmAnimationSettings.png"),
                 tr("Animation settings"));
 
+    pLayout->addWidget(pPropertyLabel, 0, Qt::AlignVCenter);
     pLayout->addWidget(m_pPropertyCombo);
     pLayout->addWidget(m_pColorSettingsButton);
+    pLayout->addSpacing(CONTROL_GROUP_GAP);
     pLayout->addWidget(m_pFirstButton);
     pLayout->addWidget(m_pPreviousButton);
-    pLayout->addWidget(m_pTimeCombo, 1);
+    pLayout->addWidget(m_pTimeCombo);
     pLayout->addWidget(m_pNextButton);
     pLayout->addWidget(m_pLastButton);
     pLayout->addWidget(m_pPlayPauseButton);
     pLayout->addWidget(m_pSettingsButton);
+    pLayout->addStretch(1);
 
     connect(m_pPropertyCombo, SIGNAL(currentIndexChanged(int)),
             this, SLOT(onPropertyIndexChanged(int)));