Drop splitter resizes except for once at startup

Also adds a `GodWidget.resize_all()` helper method which resizes all
sub-widgets and charts to their default ratios and/or parent-widget
dependent defaults using the detected available space on screen. This is
a "default layout" config method that eventually we'll probably want
allow users to customize.

piker/ui/_chart.py

@@ -292,11 +292,6 @@ class GodWidget(QWidget):
         if hist_chart:
             hist_chart.qframe.set_sidepane(self.search)
 
-        # NOTE: this resizes the fast chart as well as all it's
-        # downstream fsp subcharts AND the slow chart which is part of
-        # the same splitter.
-        self.rt_linked.set_split_sizes()
-
         # set window titlebar info
         symbol = self.rt_linked.symbol
         if symbol is not None:
@@ -356,6 +351,19 @@ class GodWidget(QWidget):
         for linked in [self.hist_linked, self.rt_linked]:
             yield linked
 
+    def resize_all(self) -> None:
+        '''
+        Dynamic resize sequence: adjusts all sub-widgets/charts to
+        sensible default ratios of what space is detected as available
+        on the display / window.
+
+        '''
+        rt_linked = self.rt_linked
+        rt_linked.set_split_sizes()
+        self.rt_linked.resize_sidepanes()
+        self.hist_linked.resize_sidepanes(from_linked=rt_linked)
+        self.search.on_resize()
+
 
 class ChartnPane(QFrame):
     '''
@@ -488,7 +496,7 @@ class LinkedSplits(QWidget):
             prop = 3/8
 
         h = self.height()
-        histview_h = h * ((6/16) ** 2)
+        histview_h = h * (6/16) * 0.666
         h = h - histview_h
 
         major = 1 - prop
@@ -740,8 +748,6 @@ class LinkedSplits(QWidget):
                     anchor_at=anchor_at,
                 )
 
-        # scale split regions
-        self.set_split_sizes()
         self.resize_sidepanes()
         return cpw
 

piker/ui/_display.py

@@ -979,6 +979,8 @@ async def display_symbol_data(
         # rt_linked.splitter.addWidget(hist_linked)
         rt_linked.focus()
 
+        godwidget.resize_all()
+
         vlm_chart: Optional[ChartPlotWidget] = None
         async with trio.open_nursery() as ln:
 
@@ -1027,6 +1029,8 @@ async def display_symbol_data(
             hist_linked.graphics_cycle()
             await trio.sleep(0)
 
+            godwidget.resize_all()
+
             async with (
                 open_order_mode(
                     feed,
@@ -1042,9 +1046,9 @@ async def display_symbol_data(
                 # let Qt run to render all widgets and make sure the
                 # sidepanes line up vertically.
                 await trio.sleep(0)
-                rt_linked.resize_sidepanes()
-                rt_linked.set_split_sizes()
-                hist_linked.resize_sidepanes(from_linked=rt_linked)
+
+                # dynamic resize steps
+                godwidget.resize_all()
 
                 # TODO: look into this because not sure why it was
                 # commented out / we ever needed it XD
@@ -1067,7 +1071,7 @@ async def display_symbol_data(
                     # push it 1/16th away from the y-axis
                     y_offset=round(bars_in_mem / 16),
                 )
-                rt_linked.set_split_sizes()
+                godwidget.resize_all()
 
                 # let the app run.. bby
                 await trio.sleep_forever()