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path: root/desktop-widgets/filterconstraintwidget.cpp
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2020-12-12preferences: create global settingsChanged signalGravatar Berthold Stoeger
So far, the PreferencesDialog emitted a settingsChanged signal. This meant that models that listened to that signal had to conditionally compile out the code for mobile or the connection had to be made in MainWindow. Instead, introduce a global signal that does this and move the connects to the listeners to remove inter-dependencies. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2020-10-25filter: use 64-bit integer literal for generating bit fieldsGravatar Berthold Stoeger
For multiple-choice constraints we use a bit field of type uint64_t. This means we theoretically support up to 64 items. Currently use at most seven. Coverity complained (correctly) that we use the expression "1 << x" to generate the bitfields. However 1 is a 32-bit literal on most platforms, which makes this undefined behavior for x >= 32. Change the integer literal to 64-bit 1ULL. Moreover, when detecting items with an index >= 64, don't even attempt to set the according bit, since this is undefined behavior and the compiler is free to do as it pleases in such a case. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2020-10-05Remove empty vertical space from filter QListWidgetGravatar willemferguson
In the filter the dropdown lists for selecting dive mode or day-of-week has a lot of white space at the bottom. This PR removes that white space. Actually the white space at the bottom of a QListWidget appears to be a known bug (actually an omission) for the current Qt V15. The above solution is a brute-force workaround to achieve the same end result. The active line is actually the setFixedSize(). The other line, however, comprises good QT layout policy to minimise widget size. Signed-off-by: willemferguson <willemferguson@zoology.up.ac.za>
2020-09-29filter: add a filter constraint widgetGravatar Berthold Stoeger
This add a widget that represents a single filter constraint. Since filter constraints are very general, the widget has to consider a number of cases: - numerical ranges - star-widget ranges - string lists - multiple choice lists Moreover, it supports units, which must be updated when the preferences change. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>