Mercurial > octave
annotate libgui/graphics/Panel.h @ 27789:18de38659606
Prevent uipanel from being redrawn when its bbox didn't change (bug #57350)
* Panel.h, Panel.cc (Panel::m_previous_bbox): New member variable.
(Panel::update): Do nothing if the the position didn't change. Update
m_previous_bbox.
author | Pantxo Diribarne <pantxo.diribarne@gmail.com> |
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date | Tue, 03 Dec 2019 17:50:59 +0100 |
parents | 2a506bc4a7af |
children | b442ec6dda5c |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 2011-2019 Michael Goffioul |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software: you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by |
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9 the Free Software Foundation, either version 3 of the License, or |
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10 (at your option) any later version. |
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11 |
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12 Octave 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 |
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15 GNU 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 General Public License |
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18 along with Octave; see the file COPYING. If not, see |
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19 <https://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #if ! defined (octave_Panel_h) |
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24 #define octave_Panel_h 1 |
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25 |
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26 #include "Object.h" |
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27 |
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28 class QFrame; |
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29 class QLabel; |
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30 |
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31 namespace octave |
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32 { |
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33 class base_qobject; |
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34 class interpreter; |
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35 } |
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36 |
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37 namespace QtHandles |
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38 { |
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39 |
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40 class Container; |
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41 |
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42 class Panel : public Object |
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43 { |
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44 public: |
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45 Panel (octave::base_qobject& oct_qobj, octave::interpreter& interp, |
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46 const graphics_object& go, QFrame *frame); |
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47 ~Panel (void); |
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48 |
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49 Container * innerContainer (void) { return m_container; } |
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50 |
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51 bool eventFilter (QObject *watched, QEvent *event); |
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52 |
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53 static Panel * |
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54 create (octave::base_qobject& oct_qobj, octave::interpreter& interp, |
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55 const graphics_object& go); |
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56 |
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57 void do_connections (const QObject *receiver, |
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58 const QObject *emitter = nullptr); |
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59 |
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60 protected: |
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61 void update (int pId); |
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62 void redraw (void); |
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63 |
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64 private: |
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65 void updateLayout (void); |
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66 |
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67 private: |
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68 Container *m_container; |
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69 QLabel *m_title; |
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70 bool m_blockUpdates; |
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71 Matrix m_previous_bbox; |
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72 }; |
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73 |
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74 } |
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75 |
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76 #endif |