PyGobject（六十三）Gtk.Widget之Gtk.AccelLabel

本文链接：https://blog.youkuaiyun.com/a87b01c14/article/details/52082965

本文介绍了Gtk.AccelLabel，它是Gtk.Label的一个子类，用于在菜单等场景中展示快捷键助记符。文章通过示例代码展示了如何创建并设置一个AccelLabel组件。

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GtkAccelLabel

Gtk.AccelLabel

Gtk.AccelLabel是GtkLabel的子类，不同的是，它能在文本的右方显示快捷键助记符，常用来在Gtk.Menu中

继承关系

这里写图片描述

Methods

方法修饰词	方法名及参数
static	new (string)
	get_accel ()
	get_accel_widget ()
	get_accel_width ()
	refetch ()
	set_accel (accelerator_key, accelerator_mods)
	set_accel_closure (accel_closure)
	set_accel_widget (accel_widget)

Virtual Methods

Properties

Name	Type	Flags	Short Description
accel-closure	GObject.Closure	r/w/en	The closure to be monitored for accelerator changes
accel-widget	Gtk.Widget	r/w/en	The widget to be monitored for accelerator changes

例子

这里写图片描述

代码：

#!/usr/bin/env python3
# Created by xiaosanyu at 16/7/14
# section 102
# 
# author: xiaosanyu
# website: yuxiaosan.tk \
#          http://blog.youkuaiyun.com/a87b01c14
# created: 16/7/14

TITLE = "AccelLabel"
DESCRIPTION = """
The Gtk.AccelLabel widget is a subclass of Gtk.Label that also displays
an accelerator key on the right of the label text,
e.g. “Ctl+S”. It is commonly used in menus to show the keyboard short-cuts for commands.
"""
import gi

gi.require_version("Gtk", "3.0")
from gi.repository import Gtk, Gdk, Gio, GLib


class AccelLabelWindow(Gtk.Window):
    def __init__(self, *args, **kwargs):
        Gtk.Window.__init__(self, title="AccelLabel Example")
        self.set_size_request(200, 200)

        label = Gtk.AccelLabel.new("Accel Label")
        label.set_accel(Gdk.KEY_A, Gdk.ModifierType.CONTROL_MASK)

        self.add(label)

    @staticmethod
    def click(button):
        print("click button")


def main():
    win = AccelLabelWindow()
    win.connect("delete-event", Gtk.main_quit)
    win.show_all()
    Gtk.main()


if __name__ == "__main__":
    main()