1 | /* Copyright (C) 2013 Olivier Goffart <ogoffart@woboq.com> |
2 | http://woboq.com/blog/property-bindings-in-cpp.html |
3 | |
4 | Permission is hereby granted, free of charge, to any person obtaining a copy of this software and |
5 | associated documentation files (the "Software"), to deal in the Software without restriction, |
6 | including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, |
7 | and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, |
8 | subject to the following conditions: |
9 | |
10 | The above copyright notice and this permission notice shall be included in all copies or substantial |
11 | portions of the Software. |
12 | |
13 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT |
14 | NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
15 | NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES |
16 | OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
17 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
18 | */ |
19 | |
20 | |
21 | #include "property_qobject.h" |
22 | |
23 | #include <QtWidgets/QWidget> |
24 | #include <QtCore/qcoreevent.h> |
25 | |
26 | namespace QtWrapper { |
27 | |
28 | template<class Base> struct Widget : Base { |
29 | template<typename... Args> Widget(Args &&...args) : Base(std::forward<Args>(args)...) {} |
30 | property_wrapper<QRect> geometry{ |
31 | [this](const QRect &r){ this->setGeometry(r); }, |
32 | [this]() { return this->Base::geometry(); } }; |
33 | |
34 | private: |
35 | virtual bool event(QEvent* e) override { |
36 | switch(e->type()) { |
37 | case QEvent::Move: |
38 | case QEvent::Resize: |
39 | geometry.notify(); |
40 | break; |
41 | default: |
42 | break; |
43 | } |
44 | return Base::event(e); |
45 | } |
46 | }; |
47 | |
48 | template<class Base> struct Label : Widget<Base> { |
49 | template<typename... Args> Label(Args &&...args) : Widget<Base>(std::forward<Args>(args)...) {} |
50 | property_qobject<QString> text{ this, "text" }; |
51 | }; |
52 | |
53 | template<class Base> struct LineEdit : Widget<Base> { |
54 | template<typename... Args> LineEdit(Args &&...args) : Widget<Base>(std::forward<Args>(args)...) {} |
55 | property_qobject<QString> text{ this, "text" }; |
56 | }; |
57 | |
58 | |
59 | template<class Base> struct AbstractSlider : Widget<Base> { |
60 | template<typename... Args> AbstractSlider(Args &&...args) : Widget<Base>(std::forward<Args>(args)...) {} |
61 | property_qobject<int> minimum{ this, "minimum" }; |
62 | property_qobject<int> maximum{ this, "maximum" }; |
63 | property_qobject<int> value{ this, "value" }; |
64 | }; |
65 | |
66 | } |
67 | |