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fix incorrect restoration of pane positions on Apple.

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Code to check if we were to close to an edge (for window resizing) blocked all divider setting,
because it would be called with a current widget allocation of 1x1
This commit is contained in:
Paul Davis 2016-07-18 12:49:26 -04:00
parent 1364cd6a30
commit b8f5306d5b
1 changed files with 10 additions and 0 deletions
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10
libs/gtkmm2ext/pane.cc
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@ -167,6 +167,7 @@ Pane::on_remove (Widget* w)
void
Pane::on_size_allocate (Gtk::Allocation& alloc)
{
std::cerr << "pane @ " << this << " reallocated as " << alloc.get_width() << " x " << alloc.get_height() << std::endl;
reallocate (alloc);
Container::on_size_allocate (alloc);
}
@ -357,6 +358,15 @@ Pane::fract_is_ok (Dividers::size_type div, float fract)
return true;
}
if (get_allocation().get_width() == 1 && get_allocation().get_height() == 1) {
/* space not * allocated - * divider being set from startup code. Let it pass,
since our goal is mostly to catch drags to a position that will interfere with window
resizing.
*/
return true;
}
/* On Quartz, if the pane handle (divider) gets to
be adjacent to the window edge, you can no longer grab it:
any attempt to do so is interpreted by the Quartz window