annotate Framework/Widgets/IWidget.h @ 252:40b21c1f8b8d am-2

more usage of IObservable/IObserver
author am@osimis.io
date Tue, 03 Jul 2018 10:26:56 +0200
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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22 #pragma once
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24 #include "../StoneEnumerations.h"
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25 #include "../Viewport/IMouseTracker.h"
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26 #include "../Viewport/IStatusBar.h"
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27 #include "../Viewport/IViewport.h"
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29 namespace OrthancStone
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30 {
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31 class IWidget : public boost::noncopyable
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32 {
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33 public:
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34 virtual ~IWidget()
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35 {
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36 }
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38 virtual void SetDefaultView() = 0;
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40 virtual void SetParent(IWidget& parent) = 0;
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42 virtual void SetViewport(IViewport& viewport) = 0;
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44 virtual void SetStatusBar(IStatusBar& statusBar) = 0;
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46 virtual void SetSize(unsigned int width,
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47 unsigned int height) = 0;
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49 virtual bool Render(Orthanc::ImageAccessor& surface) = 0;
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51 virtual IMouseTracker* CreateMouseTracker(MouseButton button,
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52 int x,
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53 int y,
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54 KeyboardModifiers modifiers) = 0;
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56 virtual void RenderMouseOver(Orthanc::ImageAccessor& target,
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57 int x,
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58 int y) = 0;
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60 virtual bool HasRenderMouseOver() = 0;
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62 virtual void MouseWheel(MouseWheelDirection direction,
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63 int x,
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64 int y,
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65 KeyboardModifiers modifiers) = 0;
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67 virtual void KeyPressed(char key,
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68 KeyboardModifiers modifiers) = 0;
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70 virtual bool HasUpdateContent() const = 0;
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72 virtual void UpdateContent() = 0;
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74 // Subclasses can call this method to signal the display of the
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75 // widget must be refreshed
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76 virtual void NotifyChange() = 0;
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77 };
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78 }