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comparison Framework/Widgets/LayoutWidget.h @ 0:351ab0da0150

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initial commit
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 14 Oct 2016 15:34:11 +0200
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children 7207a407bcd8
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-1:000000000000 0:351ab0da0150
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 *
6 * This program is free software: you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation, either version 3 of the
9 * License, or (at your option) any later version.
10 *
11 * In addition, as a special exception, the copyright holders of this
12 * program give permission to link the code of its release with the
13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
14 * that use the same license as the "OpenSSL" library), and distribute
15 * the linked executables. You must obey the GNU General Public License
16 * in all respects for all of the code used other than "OpenSSL". If you
17 * modify file(s) with this exception, you may extend this exception to
18 * your version of the file(s), but you are not obligated to do so. If
19 * you do not wish to do so, delete this exception statement from your
20 * version. If you delete this exception statement from all source files
21 * in the program, then also delete it here.
22 *
23 * This program is distributed in the hope that it will be useful, but
24 * WITHOUT ANY WARRANTY; without even the implied warranty of
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
26 * General Public License for more details.
27 *
28 * You should have received a copy of the GNU General Public License
29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
30 **/
31
32
33 #pragma once
34
35 #include "WidgetBase.h"
36
37
38 namespace OrthancStone
39 {
40 class LayoutWidget :
41 public WidgetBase,
42 public IWidget::IChangeObserver
43 {
44 private:
45 class LayoutMouseTracker;
46 class ChildWidget;
47
48 std::vector<ChildWidget*> children_;
49 bool isHorizontal_;
50 bool started_;
51 unsigned int width_;
52 unsigned int height_;
53 std::auto_ptr<IMouseTracker> mouseTracker_;
54 unsigned int paddingLeft_;
55 unsigned int paddingTop_;
56 unsigned int paddingRight_;
57 unsigned int paddingBottom_;
58 unsigned int paddingInternal_;
59
60 void ComputeChildrenExtents();
61
62 protected:
63 virtual bool HasUpdateThread() const
64 {
65 return false;
66 }
67
68 virtual void UpdateStep();
69
70
71 public:
72 LayoutWidget();
73
74 virtual ~LayoutWidget();
75
76 virtual void NotifyChange(const IWidget& widget);
77
78 void SetHorizontal();
79
80 void SetVertical();
81
82 void SetPadding(unsigned int left,
83 unsigned int top,
84 unsigned int right,
85 unsigned int bottom,
86 unsigned int spacing);
87
88 void SetPadding(unsigned int padding);
89
90 unsigned int GetPaddingLeft() const
91 {
92 return paddingLeft_;
93 }
94
95 unsigned int GetPaddingTop() const
96 {
97 return paddingTop_;
98 }
99
100 unsigned int GetPaddingRight() const
101 {
102 return paddingRight_;
103 }
104
105 unsigned int GetPaddingBottom() const
106 {
107 return paddingBottom_;
108 }
109
110 unsigned int GetPaddingInternal() const
111 {
112 return paddingInternal_;
113 }
114
115 IWidget& AddWidget(IWidget* widget); // Takes ownership
116
117 virtual void SetStatusBar(IStatusBar& statusBar);
118
119 virtual void ResetStatusBar();
120
121 virtual void Start();
122
123 virtual void Stop();
124
125 virtual void SetSize(unsigned int width,
126 unsigned int height);
127
128 virtual bool Render(Orthanc::ImageAccessor& surface);
129
130 virtual IMouseTracker* CreateMouseTracker(MouseButton button,
131 int x,
132 int y,
133 KeyboardModifiers modifiers);
134
135 virtual void RenderMouseOver(Orthanc::ImageAccessor& target,
136 int x,
137 int y);
138
139 virtual void MouseWheel(MouseWheelDirection direction,
140 int x,
141 int y,
142 KeyboardModifiers modifiers);
143
144 virtual void KeyPressed(char key,
145 KeyboardModifiers modifiers);
146 };
147 }