如何在QT Designer中调整分组框的大小
我不确定这是bug还是QT Designer的设计方式，但是我无法使用希望使用的“蓝框”来调整QT小部件上任何元素的大小。我也不允许将最小/最大尺寸编辑为零。我需要更改某些设置吗？还是仅仅是一个错误？
.UI文件：
<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>MeshGeneratorWidget</class>
<widget class="QWidget" name="MeshGeneratorWidget">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>927</width>
<height>789</height>
</rect>
</property>
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Preferred">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="windowTitle">
<string>Mesh Generator</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout_4">
<item>
<widget class="AlignmentSceneviewerWidget" name="sceneviewer_widget" native="true">
<property name="sizePolicy">
<sizepolicy hsizetype="Expanding" vsizetype="Preferred">
<horstretch>4</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<widget class="QDockWidget" name="dockWidget">
<property name="geometry">
<rect>
<x>0</x>
<y>-10</y>
<width>492</width>
<height>771</height>
</rect>
</property>
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Expanding">
<horstretch>1</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="minimumSize">
<size>
<width>492</width>
<height>557</height>
</size>
</property>
<property name="features">
<set>QDockWidget::DockWidgetFloatable|QDockWidget::DockWidgetMovable</set>
</property>
<property name="allowedAreas">
<set>Qt::AllDockWidgetAreas</set>
</property>
<property name="windowTitle">
<string>Control Panel</string>
</property>
<widget class="QWidget" name="dockWidgetContents">
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Expanding">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<widget class="QScrollArea" name="scrollArea">
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Expanding">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="minimumSize">
<size>
<width>0</width>
<height>0</height>
</size>
</property>
<property name="verticalScrollBarPolicy">
<enum>Qt::ScrollBarAsNeeded</enum>
</property>
<property name="widgetResizable">
<bool>true</bool>
</property>
<widget class="QWidget" name="scrollAreaWidgetContents_2">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>472</width>
<height>388</height>
</rect>
</property>
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Expanding">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<layout class="QVBoxLayout" name="verticalLayout_2">
<property name="leftMargin">
<number>0</number>
</property>
<property name="topMargin">
<number>0</number>
</property>
<property name="rightMargin">
<number>0</number>
</property>
<property name="bottomMargin">
<number>0</number>
</property>
<item>
<layout class="QVBoxLayout" name="verticalLayout_3">
<item>
<widget class="QGroupBox" name="time_groupBox">
<property name="title">
<string>Time:</string>
</property>
<layout class="QGridLayout" name="gridLayout_4">
<item row="0" column="1">
<widget class="QDoubleSpinBox" name="timeValue_doubleSpinBox">
<property name="maximum">
<double>12000.000000000000000</double>
</property>
</widget>
</item>
<item row="1" column="2">
<widget class="QCheckBox" name="timeLoop_checkBox">
<property name="text">
<string>Loop</string>
</property>
</widget>
</item>
<item row="0" column="0">
<widget class="QLabel" name="timeValue_label">
<property name="text">
<string>Time value:</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QPushButton" name="timePlayStop_pushButton">
<property name="text">
<string>Play</string>
</property>
</widget>
</item>
</layout>
</widget>
</item>
<item>
<widget class="QGroupBox" name="groupBox_2">
<property name="maximumSize">
<size>
<width>16777215</width>
<height>234</height>
</size>
</property>
<property name="title">
<string>Adjust Data</string>
</property>
<widget class="QSlider" name="adjustData_Slider">
<property name="geometry">
<rect>
<x>20</x>
<y>50</y>
<width>431</width>
<height>22</height>
</rect>
</property>
<property name="autoFillBackground">
<bool>false</bool>
</property>
<property name="minimum">
<number>-200</number>
</property>
<property name="maximum">
<number>200</number>
</property>
<property name="singleStep">
<number>1</number>
</property>
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<property name="invertedAppearance">
<bool>false</bool>
</property>
</widget>
<widget class="QLabel" name="label_3">
<property name="geometry">
<rect>
<x>410</x>
<y>70</y>
<width>55</width>
<height>16</height>
</rect>
</property>
<property name="text">
<string>+2s</string>
</property>
</widget>
<widget class="QLabel" name="label_4">
<property name="geometry">
<rect>
<x>30</x>
<y>70</y>
<width>55</width>
<height>16</height>
</rect>
</property>
<property name="text">
<string>-2s</string>
</property>
</widget>
<widget class="QPushButton" name="pushButton_3">
<property name="geometry">
<rect>
<x>60</x>
<y>170</y>
<width>201</width>
<height>24</height>
</rect>
</property>
<property name="text">
<string>View data with video</string>
</property>
</widget>
<widget class="QPushButton" name="viewVideo_button">
<property name="geometry">
<rect>
<x>180</x>
<y>90</y>
<width>121</width>
<height>24</height>
</rect>
</property>
<property name="text">
<string>View Video</string>
</property>
</widget>
</widget>
</item>
<item>
<widget class="QGroupBox" name="video_groupBox">
<property name="title">
<string>Video:</string>
</property>
<layout class="QGridLayout" name="gridLayout_2">
<item row="0" column="0">
<widget class="QLabel" name="frameIndex_label">
<property name="text">
<string>Frame index:</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QSpinBox" name="framesPerSecond_spinBox">
<property name="minimum">
<number>1</number>
</property>
<property name="value">
<number>25</number>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="QSpinBox" name="frameIndex_spinBox">
<property name="minimum">
<number>1</number>
</property>
<property name="maximum">
<number>10000</number>
</property>
</widget>
</item>
<item row="1" column="0">
<widget class="QLabel" name="framesPerSecond_label">
<property name="text">
<string>Frames per second:</string>
</property>
</widget>
</item>
<item row="0" column="2">
<widget class="QFrame" name="numFrames_frame">
<property name="frameShape">
<enum>QFrame::StyledPanel</enum>
</property>
<property name="frameShadow">
<enum>QFrame::Raised</enum>
</property>
<layout class="QHBoxLayout" name="horizontalLayout_4">
<property name="leftMargin">
<number>0</number>
</property>
<property name="topMargin">
<number>0</number>
</property>
<property name="rightMargin">
<number>0</number>
</property>
<property name="bottomMargin">
<number>0</number>
</property>
<item>
<widget class="QLabel" name="numFrames_label">
<property name="text">
<string># frames:</string>
</property>
</widget>
</item>
<item>
<widget class="QLabel" name="numFramesValue_label">
<property name="text">
<string>TextLabel</string>
</property>
</widget>
</item>
</layout>
</widget>
</item>
</layout>
</widget>
</item>
</layout>
</item>
</layout>
</widget>
</widget>
</item>
<item>
<widget class="QGroupBox" name="groupBox">
<property name="title">
<string>GroupBox</string>
</property>
<widget class="QLineEdit" name="lineEdit">
<property name="geometry">
<rect>
<x>200</x>
<y>0</y>
<width>113</width>
<height>20</height>
</rect>
</property>
</widget>
</widget>
</item>
<item>
<widget class="QGroupBox" name="blackfynn_groupBox">
<property name="title">
<string>Blackfynn:</string>
</property>
<layout class="QGridLayout" name="gridLayout_5">
<item row="6" column="2">
<widget class="QPushButton" name="downloadData_button">
<property name="text">
<string>Download Data</string>
</property>
</widget>
</item>
<item row="5" column="3">
<widget class="QPushButton" name="blackfynnTimeSeries_pushButton">
<property name="toolTip">
<string>Retrieve time series</string>
</property>
<property name="text">
<string/>
</property>
<property name="icon">
<iconset>
<normaloff>:/meshgeneratorstep/images/download-icon-blue.png</normaloff>:/meshgeneratorstep/images/download-icon-blue.png</iconset>
</property>
</widget>
</item>
<item row="9" column="2">
<widget class="QLineEdit" name="exportDirectory_lineEdit">
<property name="text">
<string>C:\Users\jkho021\Projects\MPB</string>
</property>
</widget>
</item>
<item row="7" column="2">
<widget class="QPushButton" name="pushButton">
<property name="text">
<string>Export for WebGL</string>
</property>
</widget>
</item>
<item row="2" column="2">
<widget class="QComboBox" name="blackfynnDatasets_comboBox">
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Fixed">
<horstretch>1</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
</widget>
</item>
<item row="2" column="0">
<widget class="QLabel" name="blackfynnDatasets_label">
<property name="text">
<string>Datasets:</string>
</property>
</widget>
</item>
<item row="2" column="3">
<widget class="QPushButton" name="blackfynnDatasets_pushButton">
<property name="toolTip">
<string>Retrieve datasets</string>
</property>
<property name="text">
<string/>
</property>
<property name="icon">
<iconset>
<normaloff>:/meshgeneratorstep/images/download-icon-blue.png</normaloff>:/meshgeneratorstep/images/download-icon-blue.png</iconset>
</property>
</widget>
</item>
<item row="5" column="2">
<widget class="QComboBox" name="blackfynnTimeSeries_comboBox">
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Fixed">
<horstretch>1</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
</widget>
</item>
<item row="5" column="0">
<widget class="QLabel" name="blackfynnTimeSeries_label">
<property name="text">
<string>Time series:</string>
</property>
</widget>
</item>
<item row="8" column="2">
<widget class="QPushButton" name="pushButton_2">
<property name="text">
<string>Upload to Blackfynn</string>
</property>
</widget>
</item>
<item row="1" column="0" colspan="4">
<widget class="QGroupBox" name="blackfynnProfiles_groupBox">
<property name="title">
<string>Profiles:</string>
</property>
<layout class="QHBoxLayout" name="horizontalLayout_5">
<item>
<widget class="QComboBox" name="profiles_comboBox">
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Fixed">
<horstretch>1</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
</widget>
</item>
<item>
<widget class="QPushButton" name="addProfile_pushButton">
<property name="toolTip">
<string>Add profile</string>
</property>
<property name="text">
<string/>
</property>
<property name="icon">
<iconset>
<normaloff>:/meshgeneratorstep/images/plus-icon-green-th.png</normaloff>:/meshgeneratorstep/images/plus-icon-green-th.png</iconset>
</property>
</widget>
</item>
</layout>
</widget>
</item>
<item row="0" column="0">
<widget class="QFrame" name="frame_2">
<property name="frameShape">
<enum>QFrame::StyledPanel</enum>
</property>
<property name="frameShadow">
<enum>QFrame::Raised</enum>
</property>
</widget>
</item>
</layout>
</widget>
</item>
<item>
<widget class="QFrame" name="frame">
<property name="frameShape">
<enum>QFrame::StyledPanel</enum>
</property>
<property name="frameShadow">
<enum>QFrame::Raised</enum>
</property>
<layout class="QHBoxLayout" name="horizontalLayout_2">
<property name="leftMargin">
<number>3</number>
</property>
<property name="topMargin">
<number>3</number>
</property>
<property name="rightMargin">
<number>3</number>
</property>
<property name="bottomMargin">
<number>3</number>
</property>
<item>
<widget class="QPushButton" name="viewAll_button">
<property name="text">
<string>View All</string>
</property>
</widget>
</item>
<item>
<widget class="QPushButton" name="done_button">
<property name="sizePolicy">
<sizepolicy hsizetype="Minimum" vsizetype="Fixed">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="text">
<string>Done</string>
</property>
</widget>
</item>
</layout>
</widget>
</item>
</layout>
</widget>
</widget>
</widget>
</item>
</layout>
</widget>
<customwidgets>
<customwidget>
<class>AlignmentSceneviewerWidget</class>
<extends>QWidget</extends>
<header>opencmiss/zincwidgets/alignmentsceneviewerwidget.h</header>
<container>1</container>
</customwidget>
</customwidgets>
<resources>
<include location="resources.qrc"/>
</resources>
<connections/>
</ui>
1 个答案:
答案 0 :(得分：1)
不是错误。如上面的ekhumoro所述，您无法调整布局中包含的窗口小部件的大小（无论如何不能与Designer一起使用）。您需要先中断布局，然后调整大小，然后重新应用布局。我知道有点痛苦，但过一会儿您就会习惯了。工具栏按钮可以使此操作更快，顺便说一句。
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