* system/plots.py, system/fluent.glade: There is now an active plot.

system/plots.py

@@ -10,11 +10,90 @@ from matplotlib.backends.backend_gtk import NavigationToolbar2GTK as NavigationT
 import scipy
 import logger
 
+class SmallView (gtk.Table):
+    def __init__(self):
+        gtk.Table.__init__(self, 2, 2, True)
+
+        self.child_views = [[EmptyView(), EmptyView()],
+                            [EmptyView(), EmptyView()]]
+        self.cols = 2
+        self.rows = 2
+
+        self.active_x = 0
+        self.active_y = 0
+        
+        for x in range(self.cols):
+            for y in range(self.rows):
+                child = self.child_views[x][y]
+                child.parent_signalling = child.connect('button_press_event', self.__view_button_event__)
+                self.attach(child, x, x+1, y, y+1)
+
+    def set_child(self, child, col, row):
+        cur_widget = self.child_views[col][row]
+        cur_widget.disconnect(cur_widget.parent_signalling)
+        self.remove(cur_widget)
+        self.attach(child, col, col+1, row, row+1)
+        child.parent_signalling = child.connect('button_press_event', self.__view_button_event__)
+        self.child_views[col][row] = child
+        child.show()
+
+    def remove_child(self, col, row):
+        self.remove(selv.child_views[col, row])
+        self.attach(col, row, EmptyView())
+       
+    def show(self):
+        for x in self.child_views:
+            for y in x:
+                y.show()
+        gtk.Table.show(self)
+
+    def hide(self):
+        for x in self.child_views:
+            for y in x:
+                y.hide()
+        gtk.Table.hide(self)
+
+    def set_active(self, x, y):
+        old_focus = self.child_views[self.active_x][self.active_y]
+        new_focus = self.child_views[x][y]
+        old_focus.mark_active(False)
+        new_focus.mark_active(True)
+        self.active_x = x
+        self.active_y = y
+
+    def find_child(self, child):
+        for i, row in enumerate(self.child_views):
+            for j, v in enumerate(row):
+                if v == child:
+                    return (i, j)
+        return None
+
+    def __view_button_event__(self, view, *rest):
+        loc = self.find_child(view)
+        if loc:
+            self.set_active(loc[0], loc[1])
+
+class LargeView (gtk.Frame):
+    def __init__(self):
+        gtk.Frame.__init__(self)
+        self.child_view = EmptyView()
+        self.add(self.child_view)
+    
+    def set_child(self, child):
+        pass
+
+    def hide(self):
+        self.child_view.hide()
+        gtk.Frame.hide(self)
+
+    def show(self):
+        self.child_view.show()
+        gtk.Frame.show(self)
+
 class Plot (gtk.Frame):
 
     def __init__(self):
         gtk.Frame.__init__(self)
-        self.canvas = None
         self.mark_active(False)
         self.connect('button_press_event', self.on_button_press)
 
@@ -23,9 +102,7 @@ class Plot (gtk.Frame):
         self.mark_active(True)
 
     def get_toolbar(self, window):
-        self.toolbar = NavigationToolbar(self.canvas, window)
-        self.toolbar.set_property('show-arrow', False)
-        return self.toolbar
+        return None
 
     def mark_active(self, active):
         if active:
@@ -33,19 +110,32 @@ class Plot (gtk.Frame):
         else:
             self.set_shadow_type(gtk.SHADOW_ETCHED_IN)
             
-        
-class EmptyPlot (Plot):
+class EmptyView (Plot):
     def __init__(self):
         Plot.__init__(self)
-        label = gtk.Label('No plot')
-        label.show()
-        self.add(label)
+        
+        label = gtk.Label('No view')
+        ebox = gtk.EventBox()
+        ebox.add(label)
+        self.add(ebox)
+        label.connect('button_press_event', self.on_button_press)
 
-    def get_toolbar(self, window):
-        return None
+        self.label = label
+        self.ebox = ebox
+        self.show()
 
+    def show(self):
+        self.ebox.show()
+        self.label.show()
+        Plot.show(self)
+        
+    def hide(self):
+        self.label.hide()
+        self.ebox.hide()
+        Plot.hide(self)
+        
 class SinePlot (Plot):
-
+    
     def __init__(self):
         Plot.__init__(self)
         fig = Figure(figsize=(5,4), dpi=72)
@@ -57,6 +147,11 @@ class SinePlot (Plot):
         self.add(self.canvas)
         self.canvas.show()
 
+    def get_toolbar(self, window):
+        self.toolbar = NavigationToolbar(self.canvas, window)
+        self.toolbar.set_property('show-arrow', False)
+        return self.toolbar
+
 class ScatterPlot (Plot):
     def __init__(self):
         Plot.__init__(self)
@@ -69,3 +164,8 @@ class ScatterPlot (Plot):
         self.add(self.canvas)
         self.canvas.show()
 
+    def get_toolbar(self, window):
+        self.toolbar = NavigationToolbar(self.canvas, window)
+        self.toolbar.set_property('show-arrow', False)
+        return self.toolbar
+