LeechCraft  0.6.70-10870-g558588d6ec
Modular cross-platform feature rich live environment.
autoresizemixin.cpp
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29 
30 #include "autoresizemixin.h"
31 #include <QWidget>
32 #include <QWindow>
33 #include <QResizeEvent>
34 #include <util/gui/util.h>
35 
36 namespace LeechCraft
37 {
38 namespace Util
39 {
40  AutoResizeMixin::AutoResizeMixin (const QPoint& point, RectGetter_f size, QWidget *view)
41  : QObject (view)
42  , OrigPoint_ (point)
43  , Mover_ ([view] (const QPoint& pos) { view->move (pos); })
44  , Rect_ (size)
45  {
46  view->installEventFilter (this);
47  Refit (view->size ());
48  }
49 
50  AutoResizeMixin::AutoResizeMixin (const QPoint& point, RectGetter_f size, QWindow *window)
51  : QObject (window)
52  , OrigPoint_ (point)
53  , Mover_ ([window] (const QPoint& pos) { window->setPosition (pos); })
54  , Rect_ (size)
55  {
56  window->installEventFilter (this);
57  Refit (window->size ());
58  }
59 
60  bool AutoResizeMixin::eventFilter (QObject*, QEvent *event)
61  {
62  if (event->type () != QEvent::Resize)
63  return false;
64 
65  auto re = static_cast<QResizeEvent*> (event);
66  Refit (re->size ());
67  return false;
68  }
69 
70  void AutoResizeMixin::Refit (const QSize& size)
71  {
72  Mover_ (FitRect (OrigPoint_, size, Rect_ (), Util::FitFlag::NoOverlap));
73  }
74 }
75 }
UTIL_GUI_API AutoResizeMixin(const QPoint &point, RectGetter_f rect, QWidget *widget)
Constructs the resize mixin.
detail::ExprTree< detail::ExprType::LeafStaticPlaceholder, boost::mpl::int_< Idx > > pos
Definition: oral.h:922
std::function< QRect()> RectGetter_f
A function type used to get the rect to fit widget in.
bool eventFilter(QObject *, QEvent *)
Listens for resize events and refits the widget.
QPoint FitRect(QPoint pos, const QSize &size, const QRect &geometry, FitFlags flags, const QPoint &shiftAdd)
Tries to fit a rectangle (like a dialog or popup) into geometry.
Definition: util.cpp:50