[FIX] Distance Matrix: Fix freeze with large selections#5176
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janezd merged 7 commits intobiolab:masterfrom Jan 22, 2021
Merged
[FIX] Distance Matrix: Fix freeze with large selections#5176janezd merged 7 commits intobiolab:masterfrom
janezd merged 7 commits intobiolab:masterfrom
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Reimplement QHeaderView.paintSection to avoid expensive calls to QItemSelectionModel.isRowSelected.
Codecov Report
@@ Coverage Diff @@
## master #5176 +/- ##
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+ Coverage 84.79% 84.88% +0.09%
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Files 286 289 +3
Lines 60189 60376 +187
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+ Hits 51036 51249 +213
+ Misses 9153 9127 -26 |
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Extracted from owtable, slightly generalized.
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Operate on selection ranges not on indices
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Issue
Selecting all items (ctrl+a) in Distance Matrix freezes on large inputs (~4000x4000).
Builds on top of gh-5164
Description of changes
Optimize SymmetricSelectionModel to operate on selection ranges not individual indices.
Refactor/extract BlockSelectionModel and SymmetricSelectionModel into utility module.
Includes