I'm making some changes to an existing PyQt project. The UI was created with Qt Designer.
The relevant part is a QWidget that displays text. I'm trying to put margins around the text. I'd think the simplest way to do this would be to put a border around the QWidget whose background color is the same as the QWidget's background (white).
The QWidget is on a QFrame. I'd like to put a white border inside the QFrame and around the edge of the QWidget. The closest I've come is to put short vertical and horizontal spacers around the QWidget, but that displays the underlying grey QFrame. I can't figure out how to make that white. I'd prefer leaving the frame grey and just add a white border around the QWidget.
Any pointers would be be appreciated.
EDIT:
The ui file:
<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>EbookViewer</class>
<widget class="QMainWindow" name="EbookViewer">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>920</width>
<height>774</height>
</rect>
</property>
<property name="windowTitle">
<string>E-book Viewer</string>
</property>
<property name="windowIcon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/viewer.png</normaloff>:/images/viewer.png</iconset>
</property>
<widget class="QWidget" name="centralwidget">
<layout class="QGridLayout" name="gridLayout_2">
<item row="0" column="0">
<widget class="QSplitter" name="splitter">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<widget class="QTreeView" name="toc">
<property name="focusPolicy">
<enum>Qt::WheelFocus</enum>
</property>
</widget>
<widget class="QFrame" name="frame">
<property name="frameShape">
<enum>QFrame::StyledPanel</enum>
</property>
<property name="frameShadow">
<enum>QFrame::Raised</enum>
</property>
<layout class="QGridLayout" name="gridLayout">
<item row="0" column="0" colspan="2">
<widget class="QWidget" name="view_bg" native="true">
<property name="sizePolicy">
<sizepolicy hsizetype="Maximum" vsizetype="Maximum">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="minimumSize">
<size>
<width>0</width>
<height>0</height>
</size>
</property>
<property name="styleSheet">
<string notr="true">background:white</string>
</property>
<layout class="QGridLayout" name="gridLayout_3">
<property name="leftMargin">
<number>200</number>
</property>
<property name="topMargin">
<number>30</number>
</property>
<property name="rightMargin">
<number>200</number>
</property>
<property name="bottomMargin">
<number>30</number>
</property>
<item row="0" column="0">
<widget class="DocumentView" name="view" native="true">
<property name="minimumSize">
<size>
<width>0</width>
<height>0</height>
</size>
</property>
</widget>
</item>
</layout>
</widget>
</item>
<item row="0" column="2">
<widget class="QScrollBar" name="vertical_scrollbar">
<property name="orientation">
<enum>Qt::Vertical</enum>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QScrollBar" name="horizontal_scrollbar">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
</widget>
</item>
<item row="2" column="1" colspan="2">
<widget class="QFrame" name="dictionary_box">
<property name="frameShape">
<enum>QFrame::StyledPanel</enum>
</property>
<property name="frameShadow">
<enum>QFrame::Raised</enum>
</property>
<layout class="QHBoxLayout" name="horizontalLayout">
<item>
<widget class="QWebView" name="dictionary_view">
<property name="minimumSize">
<size>
<width>0</width>
<height>150</height>
</size>
</property>
<property name="url">
<url>
<string>about:blank</string>
</url>
</property>
</widget>
</item>
<item>
<widget class="QToolButton" name="close_dictionary_view">
<property name="toolTip">
<string>Close dictionary</string>
</property>
<property name="text">
<string>...</string>
</property>
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/window-close.png</normaloff>:/images/window-close.png</iconset>
</property>
</widget>
</item>
</layout>
</widget>
</item>
</layout>
</widget>
</widget>
</item>
</layout>
</widget>
<widget class="QToolBar" name="tool_bar">
<property name="sizePolicy">
<sizepolicy hsizetype="Fixed" vsizetype="Preferred">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="windowTitle">
<string>toolBar</string>
</property>
<property name="movable">
<bool>true</bool>
</property>
<property name="iconSize">
<size>
<width>32</width>
<height>32</height>
</size>
</property>
<property name="floatable">
<bool>false</bool>
</property>
<attribute name="toolBarArea">
<enum>LeftToolBarArea</enum>
</attribute>
<attribute name="toolBarBreak">
<bool>false</bool>
</attribute>
<addaction name="action_back"/>
<addaction name="action_forward"/>
<addaction name="separator"/>
<addaction name="action_open_ebook"/>
<addaction name="action_copy"/>
<addaction name="action_font_size_larger"/>
<addaction name="action_font_size_smaller"/>
<addaction name="action_table_of_contents"/>
<addaction name="action_full_screen"/>
<addaction name="separator"/>
<addaction name="action_previous_page"/>
<addaction name="action_next_page"/>
<addaction name="separator"/>
<addaction name="action_bookmark"/>
<addaction name="action_reference_mode"/>
<addaction name="separator"/>
<addaction name="action_preferences"/>
<addaction name="action_metadata"/>
<addaction name="separator"/>
<addaction name="action_print"/>
</widget>
<widget class="QToolBar" name="tool_bar2">
<attribute name="toolBarArea">
<enum>TopToolBarArea</enum>
</attribute>
<attribute name="toolBarBreak">
<bool>false</bool>
</attribute>
<addaction name="action_find_next"/>
<addaction name="action_find_previous"/>
</widget>
<action name="action_back">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/back.png</normaloff>:/images/back.png</iconset>
</property>
<property name="text">
<string>Back</string>
</property>
</action>
<action name="action_forward">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/forward.png</normaloff>:/images/forward.png</iconset>
</property>
<property name="text">
<string>Forward</string>
</property>
</action>
<action name="action_next_page">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/next.png</normaloff>:/images/next.png</iconset>
</property>
<property name="text">
<string>Next page</string>
</property>
</action>
<action name="action_previous_page">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/previous.png</normaloff>:/images/previous.png</iconset>
</property>
<property name="text">
<string>Previous page</string>
</property>
</action>
<action name="action_font_size_larger">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/font_size_larger.png</normaloff>:/images/font_size_larger.png</iconset>
</property>
<property name="text">
<string>Font size larger</string>
</property>
</action>
<action name="action_font_size_smaller">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/font_size_smaller.png</normaloff>:/images/font_size_smaller.png</iconset>
</property>
<property name="text">
<string>Font size smaller</string>
</property>
</action>
<action name="action_table_of_contents">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/chapters.png</normaloff>:/images/chapters.png</iconset>
</property>
<property name="text">
<string>Table of Contents</string>
</property>
</action>
<action name="action_metadata">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/dialog_information.png</normaloff>:/images/dialog_information.png</iconset>
</property>
<property name="text">
<string>Metadata</string>
</property>
</action>
<action name="action_open_ebook">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/document_open.png</normaloff>:/images/document_open.png</iconset>
</property>
<property name="text">
<string>Open ebook</string>
</property>
</action>
<action name="action_find_next">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/arrow-down.png</normaloff>:/images/arrow-down.png</iconset>
</property>
<property name="text">
<string>Find next</string>
</property>
<property name="toolTip">
<string>Find next occurrence</string>
</property>
<property name="shortcut">
<string>F3</string>
</property>
</action>
<action name="action_copy">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/edit-copy.png</normaloff>:/images/edit-copy.png</iconset>
</property>
<property name="text">
<string>Copy to clipboard</string>
</property>
</action>
<action name="action_preferences">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/config.png</normaloff>:/images/config.png</iconset>
</property>
<property name="text">
<string>Preferences</string>
</property>
</action>
<action name="action_reference_mode">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/lookfeel.png</normaloff>:/images/lookfeel.png</iconset>
</property>
<property name="text">
<string>Reference Mode</string>
</property>
</action>
<action name="action_bookmark">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/bookmarks.png</normaloff>:/images/bookmarks.png</iconset>
</property>
<property name="text">
<string>Bookmark</string>
</property>
</action>
<action name="action_full_screen">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/page.png</normaloff>:/images/page.png</iconset>
</property>
<property name="text">
<string>Toggle full screen</string>
</property>
</action>
<action name="action_print">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/print.png</normaloff>:/images/print.png</iconset>
</property>
<property name="text">
<string>Print</string>
</property>
</action>
<action name="action_find_previous">
<property name="icon">
<iconset resource="../../../../resources/images.qrc">
<normaloff>:/images/arrow-up.png</normaloff>:/images/arrow-up.png</iconset>
</property>
<property name="text">
<string>Find previous</string>
</property>
<property name="toolTip">
<string>Find previous occurrence</string>
</property>
<property name="shortcut">
<string>Shift+F3</string>
</property>
</action>
</widget>
<customwidgets>
<customwidget>
<class>QWebView</class>
<extends>QWidget</extends>
<header>QtWebKit/QWebView</header>
</customwidget>
<customwidget>
<class>DocumentView</class>
<extends>QWidget</extends>
<header>calibre/gui2/viewer/documentview.h</header>
<container>1</container>
</customwidget>
</customwidgets>
<resources>
<include location="../../../../resources/images.qrc"/>
</resources>
<connections/>
</ui>
Put your QWidget
inside another QWidget
with its background set to the same colour.
You can then use the layout of the parent QWidget
to adjust the width of the margin on each side (this can all be done within Qt Designer).
EDIT
Here are the steps to take in Qt Designer to achieve this:
QWidget
to the frame widget (you could name it
"borderWidget").styleSheet
property in the Property Editor: e.g. background-color: white
. (nb: it might help if you temporarily set this to a contrasting colour so you can more easily see what's going on).layoutTopMargin
,
layoutLeftMargin
, etc which can be used to adjust the size of the
border.