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import gi
gi.require_version("Gtk", "4.0")
from gi.repository import Gtk, Gdk
class FlowBoxWindow(Gtk.ApplicationWindow):
def __init__(self, **kargs):
super().__init__(**kargs, title="FlowBox Demo")
self.set_default_size(300, 250)
header = Gtk.HeaderBar()
self.set_titlebar(header)
scrolled = Gtk.ScrolledWindow()
scrolled.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC)
self.set_child(scrolled)
flowbox = Gtk.FlowBox()
flowbox.props.valign = Gtk.Align.START
flowbox.props.max_children_per_line = 30
flowbox.props.selection_mode = Gtk.SelectionMode.NONE
scrolled.set_child(flowbox)
self.create_flowbox(flowbox)
def draw_button_color(self, area, cr, width, height, rgba):
context = area.get_style_context()
Gtk.render_background(context, cr, 0, 0, width, height)
cr.set_source_rgba(rgba.red, rgba.green, rgba.blue, rgba.alpha)
cr.rectangle(0, 0, width, height)
cr.fill()
def color_swatch_new(self, str_color):
rgba = Gdk.RGBA()
rgba.parse(str_color)
button = Gtk.Button()
area = Gtk.DrawingArea()
area.set_size_request(24, 24)
area.set_draw_func(self.draw_button_color, rgba)
button.set_child(area)
return button
def create_flowbox(self, flowbox):
colors = [
"AliceBlue",
"AntiqueWhite",
"AntiqueWhite1",
"AntiqueWhite2",
"AntiqueWhite3",
"AntiqueWhite4",
"aqua",
"aquamarine",
"aquamarine1",
"aquamarine2",
"aquamarine3",
"aquamarine4",
"azure",
"azure1",
"azure2",
"azure3",
"azure4",
"beige",
"bisque",
"bisque1",
"bisque2",
"bisque3",
"bisque4",
"black",
"BlanchedAlmond",
"blue",
"blue1",
"blue2",
"blue3",
"blue4",
"BlueViolet",
"brown",
"brown1",
"brown2",
"brown3",
"brown4",
"burlywood",
"burlywood1",
"burlywood2",
"burlywood3",
"burlywood4",
"CadetBlue",
"CadetBlue1",
"CadetBlue2",
"CadetBlue3",
"CadetBlue4",
"chartreuse",
"chartreuse1",
"chartreuse2",
"chartreuse3",
"chartreuse4",
"chocolate",
"chocolate1",
"chocolate2",
"chocolate3",
"chocolate4",
"coral",
"coral1",
"coral2",
"coral3",
"coral4",
]
for color in colors:
button = self.color_swatch_new(color)
button.props.tooltip_text = color
flowbox.append(button)
def on_activate(app):
# Create window
win = FlowBoxWindow(application=app)
win.present()
app = Gtk.Application(application_id="com.example.App")
app.connect("activate", on_activate)
app.run(None)
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