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eis: Rebuild absolute pointers when any viewport changes

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This fixes remote desktop client side resize via changing virtual
monitor stream sizes.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3241>
This commit is contained in:
Jonas Ådahl
2023-09-04 12:10:32 +02:00
parent 1a1a16324b
commit 15a3c47df5
4 changed files with 57 additions and 0 deletions
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30
src/backends/meta-eis.c
View File

@ -315,18 +315,29 @@ meta_eis_get_device_types (MetaEis *eis)
return eis->device_types;
}
static void
on_viewport_changed (MetaEisViewport *viewport,
MetaEis *eis)
{
g_signal_emit (eis, signals[VIEWPORTS_CHANGED], 0);
}
void
meta_eis_add_viewport (MetaEis *eis,
MetaEisViewport *viewport)
{
eis->viewports = g_list_append (eis->viewports, viewport);
g_signal_emit (eis, signals[VIEWPORTS_CHANGED], 0);
g_signal_connect (viewport, "viewport-changed",
G_CALLBACK (on_viewport_changed), eis);
}
void
meta_eis_remove_viewport (MetaEis *eis,
MetaEisViewport *viewport)
{
g_signal_handlers_disconnect_by_func (viewport, on_viewport_changed, eis);
eis->viewports = g_list_remove (eis->viewports, viewport);
g_signal_emit (eis, signals[VIEWPORTS_CHANGED], 0);
}
@ -335,6 +346,16 @@ void
meta_eis_take_viewports (MetaEis *eis,
GList *viewports)
{
GList *l;
for (l = viewports; l; l = l->next)
{
MetaEisViewport *viewport = l->data;
g_signal_connect (viewport, "viewport-changed",
G_CALLBACK (on_viewport_changed), eis);
}
eis->viewports = g_list_concat (eis->viewports, viewports);
g_signal_emit (eis, signals[VIEWPORTS_CHANGED], 0);
}
@ -342,6 +363,15 @@ meta_eis_take_viewports (MetaEis *eis,
void
meta_eis_remove_all_viewports (MetaEis *eis)
{
GList *l;
for (l = eis->viewports; l; l = l->next)
{
MetaEisViewport *viewport = l->data;
g_signal_handlers_disconnect_by_func (viewport, on_viewport_changed, eis);
}
g_clear_pointer (&eis->viewports, g_list_free);
g_signal_emit (eis, signals[VIEWPORTS_CHANGED], 0);
}