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What do dock windows do in qdockwidget?
QDockWidget provides the concept of dock widgets, also know as tool palettes or utility windows. Dock windows are secondary windows placed in the dock widget area around the central widget in a QMainWindow. Dock windows can be moved inside their current area, moved into new areas and floated (e.g., undocked) by the end-user.
Where can I find the qdock widget class?
The QDockWidget class provides a widget that can be docked inside a QMainWindow or floated as a top-level window on the desktop.
Can you change the size of a docked Qt?
Size constraints should not be set on the QDockWidget itself, because they change depending on wether it is docked; a docked QDockWidget has no frame and a smaller title bar. In order to change the size, then, you must re-size the child widget. EDIT: The Qt documentation can sometimes be misleading when it discusses size hints.
Is there a way to resize the Qt widget?
Tests using resize on the QDockWidget::widget () (i.e. the widget that the QDockWidget is managing) do not consistently work as expected.
What does a qdockwidget do for a child widget?
A QDockWidget acts as a wrapper for its child widget, set with setWidget (). Custom size hints, minimum and maximum sizes and size policies should be implemented in the child widget. QDockWidget will respect them, adjusting its own constraints to include the frame and title.
Which is an example of a dock widget?
The Dock Widgets example shows how to add dock windows to an application. It also shows how to use Qt’s rich text engine. The application presents a simple business letter template, and has a list of customer names and addresses and a list of standard phrases in two dock windows.
How to create a Qt widget in Docker?
In the constructor, we start by creating a QTextEdit widget. Then we call QMainWindow::setCentralWidget (). This function passes ownership of the QTextEdit to the MainWindow and tells the MainWindow that the QTextEdit will occupy the MainWindow ‘s central area.
Is there a way to change the size of a dock?
And it does not work. Also, since each dock contains one subclassed widget, I also tried to set the size to each subclassed widget, again, does not work. Since we can manually change the size of each dock by GUI, so I believe there should be a way to set the size of each dock with codes, right?
How to add a dock widget to the mainwindow?
Finally we add the dock widget to the MainWindow using addDockWidget (), choosing to put it in the right dock area. We undertake a similar process for the paragraphs dock window, except that we don’t restrict which dock areas it can be dragged to.