some dynamic add/remove tests

prototypes/dyn1.py

@@ -0,0 +1,38 @@
+#!/usr/bin/env python
+
+from bokeh.layouts import column#, layout
+from bokeh.models import Button, ColumnDataSource
+from bokeh.models.widgets import Div, Panel, Tabs
+from bokeh.plotting import curdoc
+from bokeh.plotting import figure
+
+def add_button():
+    print("adding")
+
+    data = {
+        "x": [0, 1, 2],
+        "y": [2, 0, 1]
+    }
+    source = ColumnDataSource(data=data)
+
+    fig = figure()
+    fig.step(x="x", y="y", source=source, mode="after")
+    fig.circle(x="x", y="y", source=source)
+    pan = Panel(child=fig, title="test", closable=True)
+    tab = [pan]
+
+    size = 25
+    height, width = fig.height, fig.width
+    btn = Button(label="X", button_type="danger", margin=(-height+size, 0, 0, width-size), width=0, height=0, width_policy="fixed", height_policy="fixed")
+
+    layout.children.append(Tabs(tabs=tab))
+    layout.children.append(btn)
+
+
+button = Button(label="Click to add", button_type="success")
+button.on_click(add_button)
+layout = column(button)
+curdoc().add_root(layout)
+
+
+

prototypes/dyn2.py

@@ -0,0 +1,55 @@
+#!/usr/bin/env python
+
+import numpy as np
+from bokeh.layouts import row, column#, layout
+from bokeh.models import Button, ColumnDataSource
+from bokeh.models import Spacer
+from bokeh.models.widgets import Div, Panel, Tabs
+from bokeh.plotting import curdoc
+from bokeh.plotting import figure
+
+
+def add_button():
+    print("adding")
+
+    btn = Button(label="🗙", button_type="light", width=35)
+
+    lbl = Div(text="A test plot", align="center", style={"font-size": "150%"})
+
+    data = {
+        "x": [0, 1, 2],
+        "y": np.random.random((3,))
+    }
+    source = ColumnDataSource(data=data)
+
+    fig = figure()
+    fig.step(x="x", y="y", source=source, mode="after")
+    fig.circle(x="x", y="y", source=source)
+
+    combo = column(row(btn, lbl), fig, Spacer(height=35))
+    btn.on_click(lambda: remove_button(combo))
+
+    layout.children.append(combo)
+
+
+
+def remove_button(which):
+    print("removing", which)
+    layout.children.remove(which)
+
+
+
+button = Button(label="Click to add", button_type="success")
+#button0 = Button(label="Click to add", button_type="default")
+#button1 = Button(label="Click to add", button_type="primary")
+#button2 = Button(label="Click to add", button_type="success")
+#button3 = Button(label="Click to add", button_type="warning")
+#button4 = Button(label="Click to add", button_type="danger")
+#button5 = Button(label="Click to add", button_type="light")
+
+button.on_click(add_button)
+layout = column(button)#, button0, button1, button2, button3, button4, button5)
+curdoc().add_root(layout)
+
+
+