我想做什么以及为什么
我希望窗口不聚焦,因此选择了上一个聚焦窗口。
为什么?我想与先前选择的窗口(从其他程序)进行交互。我当前的计划是:使窗口不libxdo
聚焦,用于模拟按键,然后再次使窗口聚焦。
我的窗口可以设置在顶部,以帮助避免轻拂。应该足够好了。对我来说看起来很简单。但是我无法正常工作。
到目前为止我尝试过的
将窗口隐藏在一起Gtk.Widget.hide()
,然后再次显示它:窗口闪烁太多,并且稍微向顶部移动了一些像素(我想是因为窗口管理器很固执)。
样本测试代码
当前的代码调用Gtk.Window.set_focus(None)
不起作用。我需要用其他可以代替我做的东西代替那条线。
losefocus.py
:
import signal
from gi import require_version
require_version('Gtk', '3.0')
from gi.repository import GLib, Gtk, GObject
class LoseFocusHandler:
def onClick(self, window):
print "Losing focus yet?"
window1 = builder.get_object("window1")
window1.set_focus(None)
if __name__ == "__main__":
GObject.threads_init()
builder = Gtk.Builder()
builder.add_from_file("losefocus.glade")
builder.connect_signals(LoseFocusHandler())
window1 = builder.get_object("window1")
window1.show_all()
signal.signal(signal.SIGINT, signal.SIG_DFL)
Gtk.main()
losefocus.glade
:
<?xml version="1.0" encoding="UTF-8"?>
<!-- Generated with glade 3.16.1 -->
<interface>
<requires lib="gtk+" version="3.10"/>
<object class="GtkWindow" id="window1">
<property name="can_focus">False</property>
<property name="window_position">center-always</property>
<property name="gravity">center</property>
<child>
<object class="GtkButton" id="button1">
<property name="label" translatable="yes">Lose Focus!</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="receives_default">True</property>
<property name="relief">half</property>
<signal name="clicked" handler="onClick" swapped="no"/>
</object>
</child>
</object>
</interface>
一个简单的解决方案是在创建窗口时然后在每个窗口上记录之前哪个窗口已聚焦,然后focus-in-event
显式聚焦该窗口,而不是试图使活动窗口失去焦点:
import signal
from gi import require_version
require_version('Gtk', '3.0')
from gi.repository import GLib, Gdk, Gtk, GObject
class LoseFocusHandler:
def onClick(self, window):
print "Losing focus yet?"
old_window[0].focus(0)
def focus_handler(gdk_window, event):
# At this point, our window does not have focus yet, but is
# about to. This hence works:
old_window[0] = gdk_window.get_screen().get_active_window()
if __name__ == "__main__":
GObject.threads_init()
old_window = [ Gdk.Screen.get_default().get_active_window() ]
builder = Gtk.Builder()
builder.add_from_file("losefocus.glade")
builder.connect_signals(LoseFocusHandler())
window1 = builder.get_object("window1")
window1.connect("focus-in-event", focus_handler)
window1.show_all()
signal.signal(signal.SIGINT, signal.SIG_DFL)
Gtk.main()
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我来说两句