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PyQGIS - ComboBox - update selection in procedural programming?

PyQGIS - ComboBox - update selection in procedural programming?

WebThis signal is sent whenever the currentIndex in the combobox changes either through user interaction or programmatically. The item's index is passed or -1 if the combobox becomes empty or the currentIndex was reset. This function was introduced in Qt 4.1. void QComboBox:: currentIndexChanged ( const QString & text) [signal] WebA combobox is a selection widget that displays the current item, and can pop up a list of selectable items. A combobox may be editable, allowing the user to modify each item in … aydinbey gold dreams alanya WebMar 26, 2024 · It seems that I need to dig into the signals and slots and use "currentIndexChanged" accordingly. However, it would also be great if I could learn doing it in procedural programming. pyqgis; combo-box; Share. ... It's not a big deal, you just have to create a function for the zoom & highlight action and connect it to your comboBox. QComboBox::currentIndexChanged expects either a QString or a int as the single argument. You have 2 errors here: you are not connecting to any existing signal since you specify currentIndexChanged() which does not exist; you are not passing a SLOT as the slot argument which requires the slot signature; rather, you are trying to pass an argument "on-the-fly" which is not something allowed. 3 character roblox names that aren't taken WebApr 15, 2024 · I have a table view with QtCore.QAbstractTableModel and a ComboBox delegate using QItemDelegate. Displaying data is working fine except when my data changes the numbers in delegate don't change and get stuck to what it populated on the first run of receiving data. ... (item) combobox.addItems(version_list) … WebSep 22, 2024 · Use currentIndexChanged() to let the comboBox call the self.display() function each time the option changes. The function display() of this function is to add the current comboBox option to label_2, let’s see the effect. aydinbey gold dreams 5* аланья WebEach time the combobox is used and a new item is selected, the second combobox correctly populates with no errors. I am wondering if the problem may be related to the moment when combobox items are added--perhaps the currentIndexChanged signal is firing before the first item is added, and therefore is undefined?

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