Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-17 Thread Massimiliano Maini
I have no real opinion on dropping or not the support for Win7, but I don't get how the specific needs of some industries (having people that can work on legacy/non-modern platforms and/or languages) are related to the rant against the fact Qt6 could drop Win7 support. What are some asking ? For

Re: [Interest] [Development] Windows 7 support will be dropped in Qt 6

2020-06-17 Thread Matthew Woehlke
On 16/06/2020 18.59, Jonathan Purol wrote: it's well "known" that you can teach C programmers Java, but you can't teach Java programmers C How is that well known? What studies can you provide for this? No studies, but it seems to be a common attitude among most or all technical professionals

Re: [Interest] Customzie Qtablemodel and selectionmodel.

2020-06-17 Thread Giuseppe D'Angelo via Interest
Il 17/06/20 07:49, Milos Top ha scritto: But I can not implement "SelectionModel" on this model. For example, I want to select first record and last record. For now, If I select the first record and scroll to down then, I can not keep selections because the model is changed by scrolling. How i

Re: [Interest] Customzie Qtablemodel and selectionmodel.

2020-06-17 Thread Jonathan Purol
> How can I solve this issue efficiently? > Or is there another way to load a list with hundreds of thousands of > records instantly? Take a look at https://doc.qt.io/qt-5/qabstractitemmodel.html#fetchMore and https://doc.qt.io/qt-5/qabstractitemmodel.html#canFetchMore. They let you load items lazi