Qtableview multiple selection. Even if it worked, the selection change happens after the button press, so In this case, leave the selection mode for the table set to single cell selection. How to prevent no Check the QTableView's properties, such as setSelectionMode() and setSelectionBehavior(), to ensure they are configured correctly. The behavior of the table for selecting rows and cells can be customized using methods setSelectionBehavior and setSelectionMode. Using selectRow(int) clears the previous selection. (Right now you are printing only the last value that was assigned to row in the final iteration of the foreach loop; or if you didn't have any rows selected, then no value is ever assigned to the row variable and you are printing whatever uninitialized value that variable might happen to have) I am now trying to implement a multiple select function, whereby holding the Control button will add the clicked row to the existing selection. Each row represents a remote device that the app can "see. Do this by retrieving the selection model for the table (QTableView::selectionModel()), then create how can i achieve to update multiple rows in a qtableview. Can someone give high-level advice on what Hi all, I have a QTableView and need more than one row selected. However, I realized checking/unchecking a column (in my case column 0), doesn't seem to call commitData at all. tableWidget. setData only goes through the last selected cell. Also implemented a selectionChanged signal for selecting multiple rows in QTableView. 0. 7. But by doing this, I'm no more able to select the column by clicking the header. Multiple Selection table, without selection of mouse dragging. You could probably try to set selection transparent as a workaround and keep the focus: QTableView::item::selected { background-color: transparent; } Share. I'm still learning the concepts and how it can work. While searching for clues on how i can delete multiple rows from QTableView i came across this function: remove selected rows from QTableView Here is the code:- QItemSelection selection( ui. QPushButton when pressed calls for the clicked() method. I am trying with this code but I am getting 'Zero' every time even though I don't select any row. 4. Issue The selection might not behave as expected, such as not allowing multiple selections or not responding to keyboard shortcuts. Data Modification Issues. Begin edit on one cell. There are two questions I propose to discuss: 1) Creating a behaviour similar to MS Excel cell's selection. setModel(&db_model_); Main defined as : Word(TEXT) | Count(INTEGER) | Type(INTEGER I want to select a row of this table base on the text of item that user selects from another QListWidget. The idea is to be able to sort the column by clicking on the arrow icon and to select the column by clicking on the text for instance. I want to prevent control+A shortcut from selecting all the files in QTableView, I want to make it as such that it can only select with mouse but not with a keyboard shortcut. I am using QTableWidget to show the data. Once you have them, you can select a given item by calling . The QAbstractItemView class is one of the Model/View Classes and is part of Qt's model/view framework. selectRow () method on the view is a convenience method for single selection. This class is used to provide standard tables that were previously provided by the QTable class, but using the more flexible approach provided by Qt's model/view architecture. I know that topic about multi-select arise at least once, but honestly neither can't find it anymore, nor remember that it had and decent solution. Where it falls down is when I try to drag and drop. PhilFech. I am trying to make it so that when a cell is selected, all cells above it are also automatically selected, so in the example below clicking x would select all these cells:. csvDataTableView object defined in the . Data in the model can be updated as required, and the view notified of these changes to redraw/display the changes. How to disable a button when multiple items are selected in QTableView. In this case, leave the selection mode for the table set to single cell selection. Share. m_pTableWidget-> setStyleSheet ("QTableView {selection-background-color: red;}"); Selection mode and behavior. Altough this resolves the user's selection problem, it also changes the aspect of the table, making it all greyed out: How can I restore the original style, with the selected rows displaying as blue? Click on your QTableView and in the Property Editor (right side panel) scroll down to the purple area. The following example allows only single selection of a row: m_pTableWidget-> setSelectionBehavior 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; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I have a QTableView with cells on which I have set column spans of 1, 2 and 4. Commented Dec 23, 2013 at 16:18. Moverover, I modify a bit to support copy to Excel with corresponding order of cells: I am using qtableview-s to show some data from sqlite tables. For example, you can enable or disable multiple selection, The . 5k 7 7 gold badges 53 53 silver badges 72 72 bronze badges. When I select one row/cell and click a QPushButton it opens the specific vector/ratser layers in the QGIS. If I give Printf() after the right curly braces it's printing 'zero ' every time. setCurrentItem and passing in an individual item, or for multiple-selection calling . I can't seem to get the connect working. I want to make one of 10 columns not selectable even when clicked. I have the selection mode set to QAbstractItemView::ExtendedSelection and can perform this operation by clicking. I'm sure that they'll want I'm trying to introduce a multiple selection on my QML TableView but with no success. So which one should count as "the" selected row? The posted code creates a singe Model/Proxy QTableView. currentRow() path = . I have used "ExtendedSelection" as a Selection Mode to select the multiple cells in the TableView but I am not able to select the multiple cells. QModelIndex next_index = table->model()->index(row + 1, 0); to select a new row you must set some item of that row as active through the setCurrentIndex() method of QTableView, in this example I calculate the last row and with that I get the QPersistentModelIndex of an item of the next row, after deleting I convert it to QModelIndex and I use it in the previous method. I've found that the DelegateChooser and DelegateChoice components allows you to access the row and column properties in TableView. However, I had a problem. Hide column in QAbstractTableModel. One tableview shows all data in the model. . QTableView is a Qt view widget which presents data in a spreadsheet-like table view. Introduction to QTableView. Qt QTableVew selecting multiple rows. Best wishes, Philipp. This class is used to provide standard tables that were previously provided by the QTable class, but using the more I am looking to select multiple rows in a tablewidget at once, as if the user had Ctrl+clicked or Shift-clicked on the vertical headers. There are four items total. Hello, I am looking to select multiple rows in a tablewidget at once, as if the user had Ctrl+clicked or Shift-clicked on the vertical headers. How to filter Multiple column in Qtableview? 0. You may also want to specify the selection mode. Note that the above table assumes that the selection mode allows the operations. If this is less than rowCount(), the data in the unwanted rows is discarded. In your slot, manually select all of the cells in the row. I have the data in Qtableview, where my task is, when ever I do multiple selection of rows I want the content of all selected rows. Follow edited May 3 at 15:33. void QTableWidget:: setRowCount (int rows) Sets the number of rows in this table's model to rows. I was able to hide them using setRowHidden When I use QItemSelectionModel to select multiple rows at the same time, my application will become very lag until the selection status of the QTableView is cleared. The copy function also works when sub-classing QTableView, didn't check the paste – SiP. Thx and bye. 5+ is installed. selectRow() method on the view is a convenience method for single selection. The view classes that inherit QAbstractItemView only need to implement their own Hello, I am looking to select multiple rows in a tablewidget at once, as if the user had Ctrl+clicked or Shift-clicked on the vertical headers. Looking through the source code, selectRow in After eyllanesc's suggestion for QPixmap, I found the correct solution to my problem, so that I can keep the mime data coming from my model. I have a QTableView whith a QSqlqueryModel. Here's what worked for me. even by allowing the CTRL+A combination? Basically, it should prevent the selection of multiple rows. Get the selectionModel() of the view and connect to the currentRowChanged signal. Looking through the source code, selectRow in Many thanks to @learncode comment above, I manage to get the copy part. When editing a cell I noticed that QAbstractTableModel. disable editing and setItem to several rows in QTableWidget. 5. I use Qt 5. Here are some common issues and their potential solutions: Data Model Related Errors. 12. 15. I'd like it to have a feature of multiple item selection via using click+drag sequence (i have that feature and it works fine), but i'd also like to disable CTRL+click sequence. that in second table all entries before the selected one are made non selectable so that user cannot move backward to select them. Improve this answer. – Andrea. 1. QTableView - I have the data in Qtableview, where my task is, when ever I do multiple selection of rows I want the content of all selected rows. # Temporarily set In this case, leave the selection mode for the table set to single cell selection. The initialization of the QTableView is shown as follows: I have created a table in PyQt4 using QTableView. For selecting multiple rows it looks as though you need to do this via the view’s Multi-item selections: In this mode, the user can toggle the selection state of any item in the widget without changing the existing selection, much like the way non-exclusive checkboxes The method selectionModel() return a QItemSelectionModel. g. " Users have asked for the ability to do "mass" (their word) operations, like firmware updates. That will accomplish the 1 <-> 1 connection mode. void QTableWidget:: setRangeSelected (const QTableWidgetSelectionRange &range, bool select) Selects or deselects the range depending on select. Follow edited Nov 2, 2017 at 22:02. Over 90 percent of questions asked here gets answered. QSqlQueryModel db_model_. Below is a quick example showing a QTableWidget with a QLineEdit search box. Experiment with different selection modes and behaviors to find the desired behavior. Select QTableWidget rows only by clicking row header. I use a QtableView in PySide 6, populated by QSortFilterProxyModel, and setSortingEnabled is true, so I can sort by column. The reason is that you want to do something different. how can i achieve to update multiple rows in a qtableview. Other two include character "B" in their "item" names. Reason: When you delete row index (for example [0,1,2]), and you start to delete from 0 -> 1 -> 2, then only row 0 and row 2 will be deleted!; Deleting the First item will shift the remaining rows up, making row 1 and row I'm using a QTableView and sub-classed a QAbstractTableModel. setSelected(True) on the item itself. Two of them include a character "A". There you will see editTriggers, The selection model (as shown above) can be retrieved, but it can also be set with QAbstractItemView:: Multiple views: Pixelator: QTableView: Custom table model: Implementation of a custom delegate: Puzzle: QListView: Custom list model: Model/view with drag and drop: Simple DOM Model: QTableView::setSpan: single cell span won't be added Python 2. This code lets me select rows by clicking on row headers, use ctrl and shift to select multiple rows etc. 4,264 9 9 gold badges 43 43 silver badges 70 70 bronze badges. Using mouse events for this is ineffective, because: 1. This is my The . Like all widgets in the Model View Architecture, this uses a separate model to provide data and presentation information to the view. I use the following code to retrieve the data from the selected cell: row = self. If you are looking for information about Qt related issue — register and post your question. By default, a QTableView has its selection mode set to ExtendedSelection, and its selection behavior set to SelectItems. Can't find any properties or functions to do multi-select TableView haven't implemented this function yet?Or I miss something? 1 Reply Last reply . mfitzp. void QTableView::selectRow (int row) selects one row olny, and ui->tableView->selectRow (0); ui By setting the selection model for the table view, you can control how users can interact with the items in the table. Same for the model. I managed to select only one row, setting the background color of the row. The posted code creates a singe Model/Proxy QTableView. In reading the TableView QML documentation, it looks like selectionMode property wasn't introduced until to make QTableView only select whole rows. This means that several individual table cells in different rows and columns can be selected at the same time. I have 2 tableviews which are essentialy same. The view doesn't actually get those events, but its viewport() (and, since they're normally accepted, they are not propagated to the parent, the view); 2. They are both showing bus stops (same model) in rows. I have re-implemented startDrag(Qt::DropActions supportedActions) in my QTreeView class, so that when multiple objects are moved, one icon will be displayed along with the number of items moved. These programs expect tab ('\t') delimiting for a new column and newline ('\n') delimiting for I have a QTableView that I need to get the selectionChanged event from. 2. ExtendedSelection) works well in QTableWidget. setSceneRect(minWidth, minHeight, maxWidth, maxHeight) does the job. For instance, you cannot select items if the selection mode is QAbstractItemView::NoSelection. , beginInsertRows, endInsertRows) to notify Introduction to QTableView. I had troubles with getting an index of clicked row. setQuery("SELECT * FROM Main WHERE Type='1' ORDER BY Count DESC"); tableView. Vice versa, I need to highlight the items in the tree view if multiple selection is done on the glwidget. Solution If you're modifying the data model directly, ensure that you're using the correct methods (e. I am now trying to implement a multiple select function, whereby holding the Control button will I have set up a QAbstractItemModel for a QTableView. so that you can paste multiple-cell selections from a QTableWidget into a popular spreadsheet program like Google Sheets, Apple Numbers, or Microsoft excel. After you got row and column form DelegateChoice you can use it to Suppose I have QAbstractTableModel which feeds 2 QTableView. I have: QT4 Qtableview disable selection of rows. How to Use QListView to Select Which Columns are Displayed in QTableView. or at least I would like to know what are the row numbers I have selected. The QTableView class is one of the Model/View Classes and is part of Qt's model/view framework. Then, connect a slot to the row header's QTableView presents items from a model in the form of a table, Multi-item selections: In this mode, the user can toggle the selection state of any item in the widget without changing the existing selection, much like the way non Put the printf() call before the right-curly-brace rather than after it. I have the selection mode set to I can select an individual row from the TableView after filtering the model data. or at least I would like to know what are the row By temporarily setting MultiSelection selection mode, each row is selected. 12 and TableView from QtQuick 2. You already have the current row index, so use something like the following to get the modelindex for the next row. wrote on last edited by #2. I have a need here regarding multiple selection of items in the QTreeView. jpyams. How do i disable multiple item selection via CTRL+click in QTableWidget? 1. Thank's a lot. But even if the multiple selections were next to each other and formed a block that could be spanned, the selection-model will always record these as a list of selection-ranges, rather than merging them all into a single selection. For selecting multiple rows it looks as though you need to do this via the view's selection I'm just getting started on handling multi-selection in a Pyside6 QTableView. However, when I select I have the data in Qtableview, where my task is, when ever I do multiple selection of rows I want the content of all selected rows. Do this by retrieving the selection model for the table (QTableView::selectionModel()), then create I've had the same problem. Welcome to Qt Centre. QTableView - Not Getting Selection Changed Signal. QSETTINGS = [1, 2, 3] # Indicates row 1, 2 and 3 should be selected. 1 Reply Last reply . Roman QTableWidget select multiple cells permanently identical to Ctrl + MouseClick. As an example of usage: Select four cells from the table. QTableView Column Click and Select; QtWS: Early Bird Tickets Available! I want Table view columns always have multiple selections so i apply QAbstractItemView::MultiSelection attribute. You can use QItemSelectionModel class to check/change/other selection (s) Example: A QTableView implements a table view that displays items from a model. Also, if you haven't already, I strongly recommend skimming through that whole doc page, and reading the explanatory text sections. answered Oct 5, 2010 at 6:50. However, if I use Ctrl + A to select all rows of the QTableView, the application's performance will not be affected at all. P Offline. I tried doing this by just looping over all selected indexes, and selecting the cells one row above, however it seems like To start viewing messages, select the forum that you want to visit from the selection below. Qt Centre is a community site devoted to programming in C++ using the Qt framework. I am creating a plugin which shows the list of location of vector/raster layers. Then, connect a slot to the row header's QHeaderView::sectionClicked() signal. I have two widgets, QTreeView on left and another QGLWidget on the right. Hot Network Questions A box with two texts, one in center and another at the top or bottom using standard LaTeX without packages A QTableView implements a table view that displays items from a model. Is there a way to get setData to work with multiple (selected) cells?. While QTableView is a powerful widget, it can sometimes lead to errors or unexpected behavior. answered Jun It depends what you mean by "the selected row". I have also tried "MultiSelection" but still not getting it? *** Same command (QAbstractItemView. The multi-selection feature has been enabled for it. ui file is, obviously enough, a QTableView. Connect this signal back to the selection model but, crucially, use a QueuedConnection to do this, so that it arrives in the next event loop cycle. How to show specific row after apply filter in QTableView. As you type in the box matching items are highlighted in the table view. If I do a multiple selection, I must highlight the items in the glwidget. Where the . You need to check How to select multiple rows in QTableView using selectionModel. If someone is still looking for an answer after implementing Anuj Bhasin's answer because the above solution will not work in many cases as expected.