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Update hacking-howto (no longer reacting to notifies, but redirecting requests)

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Michael Stapelberg 2009-11-03 07:51:23 +01:00
parent 2a0b1adab9
commit 7b0dec7c16
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@ -299,18 +299,21 @@ to be reserved for the window, the `_NET_WM_STRUT_PARTIAL` property is used.
== What happens when an application is started? == What happens when an application is started?
i3 does not care for applications. All it notices is when new windows are mapped (see i3 does not care for applications. All it notices is when new windows are mapped (see
`src/handlers.c`, `handle_map_notify_event()`). The window is then reparented (see section `src/handlers.c`, `handle_map_request()`). The window is then reparented (see section
"Manage windows"). "Manage windows").
After reparenting the window, `render_layout()` is called which renders the internal After reparenting the window, `render_layout()` is called which renders the internal
layout table. The window was placed in the currently focused container and layout table. The window was placed in the currently focused container and
therefore the new window and the old windows (if any) need te be moved/resized therefore the new window and the old windows (if any) need to be moved/resized
so that the currently active layout (default mode/stacking mode) is rendered so that the currently active layout (default mode/stacking mode) is rendered
correctly. To move/resize windows, a window is ``configured'' in X11-speak. correctly. To move/resize windows, a window is ``configured'' in X11-speak.
Some applications, such as MPlayer obivously assume the window manager is stupid Some applications, such as MPlayer obivously assume the window manager is stupid
and therefore configure their windows by themselves. This generates an event called and try to configure their windows by themselves. This generates an event called
configurenotify. i3 handles these events and pushes the window back to its position/size. configurerequest. i3 handles these events and tells the window the size it had
before the configurerequest (with the exception of not yet mapped windows, which
get configured like they want to, and floating windows, which can reconfigure
themselves).
== _NET_WM_STATE == _NET_WM_STATE