Unimplemented icon resize function

__main__.py

@@ -23,6 +23,7 @@
     Information dialog widget
     Check file hashes upon restart
     Recursive file addition
+    Library context menu: Cache, Read, Edit database, delete
     Set context menu for definitions and the like
 """
 
@@ -37,7 +38,6 @@ import book_parser
 
 
 class MainUI(QtWidgets.QMainWindow, mainwindow.Ui_MainWindow):
-    #pylint: disable-msg=E1101
     def __init__(self):
         super(self.__class__, self).__init__()
         self.setupUi(self)
@@ -85,7 +85,7 @@ class MainUI(QtWidgets.QMainWindow, mainwindow.Ui_MainWindow):
 
         # ListView
         self.listView.setSpacing(15)
-        self.listView.verticalScrollBar().setSingleStep(6)
+        self.listView.verticalScrollBar().setSingleStep(7)
         self.reload_listview()
         self.listView.doubleClicked.connect(self.list_doubleclick)
 
@@ -202,6 +202,46 @@ class MainUI(QtWidgets.QMainWindow, mainwindow.Ui_MainWindow):
         Settings(self).save_settings()
         QtWidgets.qApp.exit()
 
+    def resizeEventNotConnected(self, event=None):
+        # Extraordinarily hackish
+        # Even by my standards
+        # This works-ish
+        # But the implementation sucks hard
+        # Ignore this for now
+        listview_width = self.listView.size().width()
+        default_margins = 20
+        x_default_size = 160
+        y_x_suggested_ratio = 1.5625
+        # y_new_size = x_new_size * y_x_suggested_ratio
+
+        space_per_thumb = x_default_size + default_margins
+        space_occupied = listview_width / space_per_thumb
+        # At n thumbs per row, space occupied is ~ 1.2n * space_per_thumb
+        # If listView width is more than this, a new thumb gets added to the row
+        # If it's less, a thumb gets taken away i.e.
+        # @ n thumbnails / row, space required >(n + .2) and <(n + 1.2)
+        # I want smaller thumbnails that get bigger
+        # Therefore, 3 thumbnails will be made to fit in a space of >2.2 and <3.2
+        # 6 in a space of >5.2 and <6.2
+        # Since I'm not touching the margins, this will mean adjusting the
+        # x_default_size and multiplying that by the y_x_suggested ratio for
+        # the image height
+        rem = space_occupied - int(space_occupied)
+        if rem > .24:
+            thumbs_per_row = int(space_occupied)
+            reqd_thumbs = thumbs_per_row + 1
+        if rem < .15:
+            reqd_thumbs = int(space_occupied)
+        else:
+            reqd_thumbs = int(space_occupied)
+
+        new_space_per_thumb = listview_width / reqd_thumbs
+        x_new_size = new_space_per_thumb - default_margins - 20
+        y_new_size = x_new_size * y_x_suggested_ratio
+
+        s = QtCore.QSize(x_new_size, y_new_size)
+        self.listView.setIconSize(s)
+
 
 class Library:
     def __init__(self, parent):