Qtdesigner background image. Mar 1, 2014 · From Qt Style Sheets Reference:.

Code : Output : May 6, 2020 · If you choose QWidget as a base class, and you try to add an image as a background by changing the widgets style sheet (wither manually or from the design section of the IDE), The image doesn't show up when you build the project. Image: Default Components - Basic: An image in one of the supported formats, including bitmap formats such as PNG and JPEG and vector graphics formats such Mar 29, 2016 · I have thought about ways to do it, and I think I I should first create my own separate images, such the Sun, different clouds, and the buildings and then add them into my QWidget. This is a variant of Dirk Eddelbuettel's solution but makes use of the function specifically for the background. setStyleSheet(". 背景图片、颜色设置方法：. scaled(QSize( 500, 500 )) brush = QBrush(background2) pal. background-image: url(:/Resources/bg4. Mar 3, 2020 · Go to the settings, there you can change the background. There is a page titled "How to change the background color of QWidget" but it just talks about those two methods. Sep 30, 2014 · QFrame{background-image: url("C:\\temp\\foo. If the child widget exceeds the size of the frame, QScrollArea automatically provides scroll bars. tabWidget. Unlike background-image and border-image, one may specify a SVG in the image property, in which case the image is scaled automatically according to the widget size. Just for plain coolness, I'm trying to add a background to the app, by adding the following stylesheet: // in the stylesheet of "centralwidget" background-image: url(:/ Aug 7, 2015 · The main issue I am having is when I make the image as background using the stylesheet for 'Form' it carries over as the background for the list widget and text edit widget as well. QImage is designed and optimized for I/O, and for direct pixel access and manipulation, while QPixmap is designed and optimized for showing images on screen. Now my problem is how to make the clouds and buildings move recurrently (after a cloud has disappeared on the left, it appears again on the right) while the Sun List of Stylable Widgets. After, in your window/widget constructor, load the image to a pixmap so it's stored for other uses (like setting the background) //scaling the image, optional. you must supply a full stylesheet. I can make a blurred background if the window is in 1 place, using quick image provider, where I grab the screen make an image, give to Image qml item and blur it using fastblur. The default value is false. it works just fine. 2. QScrollArea provides a scrolling view around another widget. Aug 19, 2014 · From the doc I sent above: [quote]A background-image does not scale with the size of the widget. argv) super(). You can compose and customize your windows or dialogs in a what-you-see-is-what-you-get (WYSIWYG) manner, and test them using different styles and resolutions. but when i run the application it doesnt show the image. setBrush(QPalette. png in my source file. It will help to solve the problem. so if anyone knows plz suggest me. Bước 2: Mở phần thuộc tính cho form. background-color: red 背景 Translucent Background. Here is the sample widget code, i hope it helps. Ideally in the designer, but I think it cannot be done in the designer, so via code would be ok too. setGeometry(100,50,1080,1080) Aug 4, 2013 · [Qt] Stylesheet, background image, QtDesigner × Après avoir cliqué sur "Répondre" vous serez invité à vous connecter pour que votre message soit publié. And here is the python code. #ifndef QBACKGROUNDIMAGE_H. I placed the background with the setStyleSheet function and the text with the setText function. i know the URL of the image is correct because the image shows in the . This property was introduced in Qt 6. height() * pixmapRatio); auto offset = (newWidth - winSize. setAutoFillBackground( True ) self. try: _fromUtf8 = QtCore. setPaletteBackgroundColor(Qt::black); setAutoFillBackground(true); in the QWidget derived class worked for me. in the qss: @ form. Couldn't find a way to make the image fit Apr 29, 2015 · i tried like your demo, set image as icon of the button, and then change setStyleSheet in . QBitmap is only a convenience class that inherits QPixmap, ensuring a depth of 1. First, we would use the following application-wide style sheet: *[mandatoryField="true"] { background-color: yellow } Jan 3, 2020 · Hello, I want to make a blurred background using Qt(preferable using QML) but I can't seem to figure it out how to do it. When i add some pictures (images, background images) on Qt, i don't find them on my window on python after conversion. Use "#". You can use the ID-selector of Qt stylesheets to apply the stylesheet just to this instance with this id (object name). Setting the image property on sub controls implicitly sets the width and height of the sub-control (unless the image in a SVG). You can use (kind of) CSS in the stylesheet, so use the 'power' of CSS! ;-) What I'm trying to do is create The window in the background is Qt Designer’s main window. /images/Fon. Syntax : button. images) Click the Add Files button (fifth from the left Jul 3, 2013 · You can create a QWidget or a QFrame at the place you want to add an image. You could also use one stylesheet and declare myButton in the stylesheet and do some specific styling for this element only. com/soumilshah1995/Changing-page-in-PyQt5/blob/master/master%202. dialogRegistration. May 20, 2021 · pal = QPalette() background = QImage( ". setStyleSheet (“background-image : url (image. The following table lists the Qt widgets that can be customized using style sheets: Widget. This was exactly what I needed and it worked In the Layout tab, select the ( Fill to Parent) button to always make the image the same size as its parent. QWidget {. Since the border-image property provides an alternate background, it is not required to Jun 9, 2021 · You can build a grid layout with Qt Designer in the same way as for other layouts. :) 0. setPixmap(QPixmap(image)) Then add the following line: self. Header file. Clarification - I use. Then, you can use the toolbar, the context menu, or you can press Ctrl+5 to set up the layout. setBrush(QPalette::Background, bkgnd); this->setPalette(palette); Thanx in advansed. The problem is the image is High res , and only the upper left part of it is showing , I can't get it to scale down to fit. This is the optimal way? 1,2 or 3? Tanks Oct 21, 2010 · K. you'll now see your image within the widget. I know that Style sheets are cascading so if you apply to parent, all childs can be affected. Sep 21, 2022 · I would need to put a background image, stretched as background of the first tab of my QTabWidget. In this dialog, you can It is common to try the background-image property, but this has a number of drawbacks: For instance, the background will often appear hidden behind the button decoration, because it is not considered a background. however, if I use the background-image, it does not. I have found here some way to do that, but nothing seems to work. The first step is to select the group of widgets that you want to lay out using a grid layout manager. so i have image. The first example demonstrates how to change the background color using QPalette Feb 2, 2018 · The buttons are designed to handle icons like show in the documentation, a background image as the name suggests will be put in the image as background of the widget. setStyleSheet (" background-image: url ( :/test. It is common to try the background-image property, but this has a number of drawbacks: For instance, the background will often appear hidden behind the button decoration, because it is not considered a background. When you run Qt Designer, you’re presented with the application’s main window and the New Form dialog. Calculating dimensions might be a little harder, but is a lot faster than copying bitmaps around. Window on Qt designer. I opened a new file as QWidget in PyQT5 and put some QPushButtons in it. In my edit style sheet, I wrote: ImageCoregistration is the name's form. Jun 12, 2015 · There are many ways to set the background color to window, I will give you one simple technique. Qt Designer is the Qt tool for designing and building graphical user interfaces (GUIs) with Qt Widgets. i tried these things based on what I found online, but none worked: self . scopchanov. QtDesigner application showing a Cat. Probably the image file is not to be found where the program expects. to remove the border. if i add a CHILD WIDGET (using Qt-Designer) inside the window, the background-image will work, just inside that child widget, but not outside of it, all over the parent window. edited Dec 8, 2017 at 13:01. For python users the solution would work like this: first keep the original "setQPixmap" line. png</file>. Watch the following screencast —. qrc and used the images on the Designer, more specifically in the Stylesheets of the main QWidget. py A background-image does not scale with the size of the widget. Immediately, in my Qt designer, I added some JPEG images in this new resource. png) } with image on E: That said, using absolute path will come back and haunt you if you ever want to run the app elsewhere than on your pc. 控件层级设置：. Dec 8, 2017 · A style sheet is all or nothing. This makes the button component scalable because the image size is bound to the component size. app = QApplication(sys. Since the border-image property provides an alternate background, it is not required to specify a background-image when border-image is specified. Here is the code as follows: Unlike background-image and border-image, one may specify a SVG in the image property, in which case the image is scaled automatically according to the widget size. "tab" is the objectName , if I put some buttons in "tab"，the button will not inherit the background style. Tanks for your reply. This is done using the QLabel method . g. Sep 24, 2015 · I thinks its the ":" in the paths. Jun 4, 2012 · Thank you it works!! by the way do you know how to set QTabWidget (tab) transparent, same as the image background because I'm struggling to find how to do it. . 3/ Scroll to pixmap property and select intended image; click scaledContents is wanted. How to add a background image to a QWidget without using QMainWindow? I have made an app in Qt. qrc). this works for me. To set the background color the combination. setPixmap May 13, 2013 · Is there any way to define a fit-to-content background-image in stylesheet? Such as if the host widget is 40x40 and the images is 100x100 it will not be clipped but rather scaled to fit the 40x40 Jul 15, 2013 · This is how it looks like in editor: Style sheet for centralWidget (background. background-color: rgb(0, 170, 0); 可以通过在Qt Designer的“styleSheet”属性中设置所需的样式表代码，或者通过在代码中调用窗体的“setStyleSheet()”函数来设置。 综上所述，通过设置Qt Designer的样式表属性，我们可以很方便地为窗体添加背景图，以实现更加个性化的界面设计。 Hello I try to put an image as a background of my GUI with change style sheet, the problem it will affects all widgets on the form giving them the same background. In the last reply it was suggested the use of the following code: Jan 11, 2017 · 5. Instead you may need to use border-image. You can set an image for the QPushButton from the code or by using QtDesigner like this: Select the button. As before we use a QLabel widget and add a pixmap image to it. You can take help from a Facebook blog or watch a video about this topic. answered Feb 5, 2014 at 16:07. One popular feature of Qt Designer is the ability to set an image as the background of your application. The example shows how to combine QLabel and QScrollArea to display an image. How do I make those retain there own stylesheets. tab->setStyleSheet("background-color: rgba( 255, 255, 255, 0% );" ); Jun 27, 2017 · 4. Resource Files. e. Jun 26, 2019 · So I added a background image and I want it to be stretchy with no repeat and with a little opacity. QWidget {background-image: url (. the problem is caused because the background image is going to be applied to all the widgets so the color of the button is not modified. Click the Add Prefix button (fourth from the left) and enter a name (e. I'm working with Qt 4. I pressed "Add resource --> Background Image --> Select the image Nov 27, 2019 · I am puzzled why it did not use background-repeat to no-repeat. How to make the picture, which I placed it next of the text editor, appear in the background of the text editor and fill the window? Currently I can only show text editor and image side by side. and the following code does not work what did i do wrong? this->setStyleSheet("QWidget{background-image: Jul 6, 2011 · You can target a specific widget by assigning a style sheet just to that particular widget by calling setStyleSheet(const QString & styleSheet) on it. I added background image to the main window, and same is inherited to the buttons, and widgets inside the main window, How can I stop this auto inherit and keep default settings for the objects inside the main window ? Thanks in Advance !!. I'm using this code: this->centralWidget()->setStyleSheet("background-image: url(:/image. Jul 24, 2020 · 暂未找到background-image调整大小的方法，这点存疑。 下面说说border-image。它是对图像进行缩放填充，有些细节要记录一下： border-image最多有5个参数分别是url 上右下左的距离（边框大小）。参数可以省略或部分省略。 Apr 22, 2020 · In order to do so we will use setStyleSheet method to add image to background of the button. wrote on 25 Oct 2010, 03:34. Using Code. png" added (which opens in QT if I double click it), and a label that I am trying to set the background image for. 2/ Delete text in the text properties ('TextLabel' by deafult), and resize to image size wanted. I have tried too many way to code it but at the end I always got a white background. Viết mã CSS The 4 border lines (2 horizontal and 2 vertical) break the image into 9 sections, as shown below: Each border line (left, right, top, and bottom) specifies an offset in pixels from the respective edge of the source image. The steps to render a rule are as follows: Set clip for entire rendering operation (border-radius) Draw the background (background-image) QWidget is the base class of all user interface objects which means that the same approaches for changing the background color can be used with them too. In the Source field, select the image file for the button when it is clicked. #include <QtGui/QMainWindow>. When styling a QPushButton, it is often desirable to use an image as the button graphic. You might want to add your image to your ressources (. Widgets that set their background to be translucent will be transparent for all unpainted pixels, and the background will shine through pixels painted with an opacity of less than 100%. QAbstractScrollArea. Add the file to your resources. Look into the below content in the link provided. In addition, if the button is resized, the entire background will be stretched or tiled, which does not always look good. × Attention, ce sujet est très ancien. setScaledContents(1) The "1" sets the "setScaledContents" to true which scales the image to fit the current size of Qlabel at all times. For user interface design with Qt Quick, see Qt Design Studio. I compiled the . Jun 12, 2014 · Steps: 1/ Within Qt designer position a Qlabel within your widget. In the case, when both of them are Jun 20, 2017 · 1. Use selectors. resources. setPixmap Jul 1, 2015 · I need to put an image from the internal resources as a background image of a QPushButton. . i. The layout object is indicated by a red frame on the form and appears as an QPushButton and images. Using QtDesigner is a good idea for this kind of task. #8. 2. I am applying the below style using Qt Designer on the root widget. All I have is a resource file with "logo. the sun symbol is supposed to be shorter in length so it doesn't look that long and doesn't affect the text below. jpg");} /* Won't work! Windows' back-slashes are invalid in QSS, even when you escape them. If you want to override that, you specifically have to tell the widget to draw its background via one of its properties. By default in Qt4, a QWidget will draw nothing for its own background, and only its children will be drawn. kamalakshantv. Note that some widgets derived from QWidget will automatically draw backgrounds. In addition, if the Sep 6, 2017 · 8. answered Dec 8, 2017 at 3:49. Basically this works as background image and I was able to put controls over the image. Feb 14, 2024 · Running the above code will create a window, with the image displayed in the middle. I've spent a bit of time trying various solutions but not having much luck. jpg) 0 0 0 0; stretch stretch; opacity: 50; background-repeat: no-repeat; background-position: center;"); But the opacity and stretching seems not to work. QT designer background image issue. In the properties window set the image and the size (properties icon and iconSize ). Feb 3, 2020 · Hi nguys. #define QBACKGROUNDIMAGE_H. width()) / -2; Qt provides four classes for handling image data: QImage, QPixmap, QBitmap and QPicture. You can read more about the Qt Stylesheet syntax here. Sep 27, 2016 · @mrjj said in Best way to insert background image in Form: are cascading. 0. Well I used to write code in Autoit and work on Windows. qrc file. I would like to change the size of my background image so that it doesn't claim the full size of my label. ui : background-color: rgba(255, 255, 255, 0); . By default, each border line has a value of 0. background-image: url(:/background. tab->palette(); This property holds whether the image should be vertically inverted (effectively displaying a mirrored image). jpg picture as the back ground in the main window on qt creator , here is the code Apr 21, 2016 · tnx but i does this but in stylesheet menu,in add resource menu my images dose not known and identify and just write root! what i must do? tnx so much If a svg is specified, the image is scaled to the size of the contents rectangle. from PyQt4 import QtCore, QtGui. When a timer reaches a certain value I'd like to change the background image (& retain the active widgets on the page) on page 2 (named page2) of the stacked widget. QString. It kept appearing repeating in the both directions. Sep 23, 2021 · I have a stacked widget & am using stylesheets to display background images on it. Jul 25, 2014 · i created a qt resource file and put the image in there. ui designer file when i put it in the stylesheet. To reload resources, click on the Reload button . tab->setStyleSheet("background-color: rgba( 255, 255, 255, 0% );" ); Jun 4, 2012 · First, I started by adding a new Qt Resource in the way to get . You could also use a relative path: Jun 22, 2012 · background image is a gradient , 16bit 1x800 px png. Let me help you get the answers you need Mar 21, 2019 · 我就专门设置了一个跟其它组件没有继承关系的ListView，然后铺开，专门作为背景层。. The example shows how to make a round window with a translucent background. except AttributeError: def _fromUtf8(s): Apr 10, 2014 · If your image is 1000x1000 and you scale it to 10x10 and then back to say 500x500 it will be ugly blurred. I'm trying to create a styled button with an svg file I have. only a blank application. Jun 4, 2012 · First, I started by adding a new Qt Resource in the way to get . Action performed : It sets background image to the button. Mar 1, 2014 · From Qt Style Sheets Reference:. Nov 3, 2022 · You can try specify the objectName to make the style only work on that widget. In the Id field, enter activeButton. To specify a resource file you must enable the resource editor by opening the Tools menu, and switching on the Resource Browser option. How to add background image in qt designer?Here's a short introduction about myself, Salutations, my name is Delphi. A background-image does not scale with the size of the widget. May 21, 2020 · I need to put a background image to some windows of my project, and I've created them. In the next two sections, you’ll learn the basics of how to use these components of the Qt Designer interface. pButton->setStyleSheet("background-color: rgb(255,255,0);"); then Qt throws up its hands and draws an afwul-looking blocky button. jpg); } With this, you should give your central widget the id/objectname "centralwidget". If you're using Qt Creator, you should be aware that it builds the target binary in a separate directory (usually with a name like build-yourprojectname-qtversion-Debug or so). QLabel is typically used for displaying text, but it can also display an image. bkgnd = bkgnd. This happens only for MainWindow, for all pop-up windows etc. But the button still have black rectangle (the background of icon still black). png);”) Argument : It takes string as argument. List of Stylable Widgets. @ QMainWindow::centralWidget ()->layout ()->setContentsMargins (0,0,0,0); @. Pixels that are not painted at all will also not receive any Dec 3, 2014 · because the code that i have now ill only give me a tiled appearance when i re-size the GUI. that is normally used when loading from a qrc file. cpp but nothing has changed, I got a white background: QPalette q= form. How to modify the above to have it only configured as a background image to the root widget. Jun 21, 2019 · code :https://github. self. setPalette(pal) And if do this, then all widgets have background image, but me need set Dec 11, 2013 · I get a small white frame around the background. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Layout Objects. Window on python. qrc file, added the images there, the paths are correct, etc. To indicate to the user that the field is mandatory, one effective (albeit esthetically dubious) solution is to use yellow as the background color for those fields. Nhấp vào nút "Edit" bên cạnh mục StyleSheet để mở trình chỉnh sửa StyleSheet. The steps to render a rule are as follows: Set clip for entire rendering operation (border-radius) Draw the background (background-image) Jun 4, 2012 · Thank you it works!! by the way do you know how to set QTabWidget (tab) transparent, same as the image background because I'm struggling to find how to do it. I just need the image to be non-repeat. An images that stores animations containing a series of frames, such as those stored in GIF files. One solution is to apply the background image only to the widget, so we use the . png );") self Nov 26, 2023 · Disclaimer/Disclosure: Some of the content was synthetically produced using various Generative AI (artificial intelligence) tools; so, there may be inaccurac Image Viewer Example. 3. I need also to adapt the size of the image to the size of the button. I am designing a UI in QT Designer. Apr 25, 2011 · I want to set an backgroundImage in my button by using a code rather by setting the property present in Qt Designer. And i try use your image icon. /image. Using the Palette. but by inserting the background into Widget, the same image is Open the Resource Browser ( View -> Resource Browser) Click the Edit Resources button (first on the left) Click the New Resource File button (first on the left) Enter a file name (e. You could also assign the stylesheet for every button. Within the resource browser, you can open existing resource files or create new ones. e Override, the paintEvent of the QWidget. QWidget#centralwidget. Border Image: Default Components - Basic: An image that is used as a border or background. I'm learning day by day Qt, so I'm not familiar with it and particularly with qss file. 2, it is possible to edit stylesheets in Qt Designer with the stylesheet editor. Bạn có thể mở Sep 1, 2020 · 1. Mở QT Designer và tạo một form mới. jpg") 背景图片. Like this. Below is how normal button and a button with image looks like. tab->setStyleSheet("background-color: rgba( 255, 255, 255, 0% );" ); Editing Resources with Qt Designer Using a Designer UI File in Your C++ Application Using Stylesheets with Qt Designer Since Qt 4. Jul 6, 2016 · hi folks. QWidget{background-image:" + "url(" + BACKGROUND_IMAGE_URL + ");" + "border:0px}") answered Dec 19 Jun 15, 2024 · Qt Designer: Set Image as Background. Jul 29, 2014 · I just upgraded to QT Creator 5. jpg is a simple 500x350 red image): #centralWidget {. qrc) and click Save. thumbnail. def __init__(self): #yapici fonksiyon. If I don't do this, there is a white rectangle 5 pixels from the border of the image that I Jun 4, 2012 · Thank you it works!! by the way do you know how to set QTabWidget (tab) transparent, same as the image background because I'm struggling to find how to do it. Để thiết lập hình nền cho giao diện của QT Designer, bạn có thể làm theo các bước sau: Bước 1: Tạo hoặc mở một form ở chế độ thiết kế. 只要右键ListView，设置为放到后面就好了，就不会遮挡其它组件的。. I created a . In Qt 4. auto newWidth = (int)(winSize. png) } Now in this case all the child widgets also have the same image as background image. Bạn có thể tạo hoặc mở một form bằng cách chọn File > New hoặc File > Open. How to Style. progress : real [read-only] This property holds the progress of image loading, from 0. Instead of using Qt Designer, you might also want to show an image in your application through code. and draw the pixmap there. qrc file, which is located in your project source folder , in a way like: <file>your_image. 7. 0 (nothing loaded) to 1. background-image: url("D:time. See the documentation for more options. fromUtf8. It should work. Background, brush) self. widget. Mar 1, 2022 · 1. To provide a "skin" or background that scales along with the widget size, one must use border-image. Supports the box model. __init__() self. Mar 4, 2022 · im working on a desktop application (im a begginer) using Qt designer and Python and i need some help. 7 , I set a QWidget's background-image CSS an image from my qrc. To set an image as the background in Qt Designer, you can use CSS styles. Very new to all this qt and programming but I am starting to learn slowly. in this case. All derivatives of QAbstractScrollArea, including QTextEdit, and QAbstractItemView (all item view classes), support scrollable backgrounds using background-attachment. In CSS3 I saw a "background-size : contain" property but I fear it doesn't work in Qt 4. Trong phần designer, chọn "Properties" và tìm mục "StyleSheet". 3 and later, the alignment of the image within the rectangle can be specified using image-position. selector: w. I'd like it to have some sort of simple animation when the button is clicked (turning slightly Mar 21, 2013 · You can also set the background image with the stylesheet. png" ) background2 = background. 4. 3 and created a brand new QT Widgets Application project and am using the Microsoft VC++ compiler. 1 Reply Last reply 0 If I use "background-color" and set it to say, red, the entire window will be painted red. It turns out this is very easy to implement using Qt Style Sheets. background-image: url (e:/test. You can then use the style sheet to set a background-image on that picture. Is there an option to set up only the background form? Jun 5, 2012 · Is there possible to set QTabWidget background transparent (same as the form background)? I tried this in the main. Maybe you could catch something that I overlooked. Layout objects are created by applying a layout to a group of existing objects. EDIT : Here is an easy way to do that without bothering with QPixMap. jpg); } Style sheet for widget (just to see if background-color works because I assume something is not right with my resources): #widget {. This is achieved by selecting the objects that you need to manage and applying one of the standard layouts using the main toolbar, the Form menu, or the form's context menu. If you want to use a stylesheet further up the widget hierarcy, or at the application level, you can target a particular widget by using a css selector like this: Jun 4, 2012 · First, I started by adding a new Qt Resource in the way to get . I have an issue setting a . 0 (finished). {. scaled(this->size(), Qt::IgnoreAspectRatio); QPalette palette; palette. Using Qt Designer’s New Form Dialog. For example, the following definition sets the bottom line 10 pixels up from Feb 4, 2020 · Running the above code will create a window, with the image displayed in the middle. Click the Edit Resources button to edit your resources. Qt Designer is a powerful tool that allows you to design and create user interfaces for your Qt applications. Để tạo một QT Designer background image, bạn có thể làm theo các bước dưới đây: 1. jv un tz lz ec pv rp ev cb hk