Article directory Brief description 1. Operation effect 2. Upload the code mylabel.h mylabel.cpp TimerWidget.h TimerWidget.cpp TimerWidget ui design main.cpp Summarize Brief description Record and share a countdown widget you wrote. By customizing the QLabel control, override the painter event to draw a countdown control. 1. Operation effect Run the program and initialize a time. After […]
Tag: qlabel
PyQt6 explains the label control QLabel in detail
There is a lot of content under PyQt6.QtWidgets. The QtWidgets module contains classes that provide a set of UI elements to create classic desktop style user interfaces. QtWidgets is a module of PyQt and Qt itself that provides a large number of user interface widgets, from simple buttons to complex text editors. This module is […]
QComboBox, QFrame, QLabel
QComboBox 1. Description QComboBox provides a way to present a list of options to the user in a way that takes up the least amount of screen real estate. QComboBox uses a model/view framework for its popup list and stores its items. By default, QStandardItemModel stores items and QListView subclasses display popup lists. The model […]
QtGUI /QScrollArea + QLabel /Implement a multi-picture thumbnail preview component that can slide horizontally
Article directory overview Realization of scrolling effect Implement selected state management Implement QLabel to display pictures Thumbnail preview component implementation Thumbnail preview component use and effect Overview The goal of this article is to implement a series of picture thumbnail display controls, which require horizontal scrolling of thumbnails. Main style reference, image source configuration window […]
Qt Application Development (Basic) – QLabel
Directory 1. Constructor 2. Properties and methods 3. Example 1 Display content and set style 4. Example 2 Use html to process hyperlinks 5. Example 3 Display image 6. Example 4 Display GIF 7. Example 5 Partnership mechanism QLabel inherits from QFrame. As the most basic and commonly used control of Qt Widget, it can […]
pyqt5 Qlabel display about pictures
When using Qlabel to display pictures, sometimes the size of the picture is too large, and if the Label size is not specified, the window will be stretched very large. If the Label size is specified, such as setting the max size or fixed directly to death, then the picture can be placed in the […]
39- Input and display-label control QLabel
label control QLabel Labels are usually used to display prompt information on a visual graphical interface, and can also display pictures and animations in gif format. It is usually placed to the left of the input control and is also used on the status bar. The class of the label control is QLabel, which inherits […]
QLabel implements text loop scrolling effect (c++ source code is attached)
Directory 1. Scroll character by character (the effect is simpler) 2. Move at the pixel level (the effect is smoother) 1. Scroll character by character (the effect is simpler) Text loop scrolling effect can be realized by using QTimer and QLabel’s setText() method. The effect is relatively simple, scrolling character by character; Here is a […]
QT customizes QLabel and uses it to display pictures
Article directory I. Overview 2. Create a new project and add the mylabel class 3. Improve the Label control 4. Reference and connect the signal 5. Effect test 1. Overview In order to display pictures on the Label and obtain corresponding coordinates, corresponding mouse events are required. However, by default, QLabel does not support mouse […]
066. PyQt5_QLabel_ label control
QLabel label control Description Provides display of text or images plain text number rich text QLabel-Hyperlink picture QLabel-Animation No user interaction is provided Inherited from: QFrame Functional role Constructor # When creating an object, set the parent control and set the window flag QLabel(parent: QWidget = None, flags: Union[Qt.WindowFlags, Qt.WindowType] = Qt.WindowFlags()) # When creating […]