Mercurial > octave
annotate libgui/graphics/PushTool.cc @ 27319:6b2d20317b26
use Qt signals to manage calls to gh_manager functions in Qt graphics toolkit
Limit access to the gh_manager object to the qt_graphics_toolkit class
by using Qt signals to pass gh_manager events from individual graphics
objects up to the qt_graphics_toolkit object. From there, we can make
calls to the gh_manager object.
* qt-graphics-toolkit.h, qt-graphics-toolkit.cc
(qt_graphics_toolkit::gh_callback_event,
qt_graphics_toolkit::gh_set_event): New slots.
(qt_graphics_toolkit::create_object): Connect
Object::gh_callback_event and Object::gh_set_event signals to
qt_graphics_toolkit::gh_callback_event and
qt_graphics_toolkit::gh_set_event slots.
* BaseControl.cc, ButtonControl.cc, ButtonGroup.cc, Canvas.cc,
ContextMenu.cc, EditControl.cc, Figure.cc, ListBoxControl.cc, Menu.cc,
PopupMenuControl.cc, PushTool.cc, SliderControl.cc, Table.cc,
ToggleTool.cc: Emit gh_callback_event and gh_set_event signals instead
of calling gh_manager functions directly.
* Object.h (Object::gh_callback_event, Object::gh_set_event):
New signals.
* Canvas.h (Canvas::gh_callback_event, Canvas::gh_set_event):
New signals.
* Container.h (Container::gh_callback_event, Container::gh_set_event):
New signals.
author | John W. Eaton <jwe@octave.org> |
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date | Fri, 02 Aug 2019 15:19:43 -0500 |
parents | 00f796120a6d |
children | 028205a91a07 |
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 (HAVE_CONFIG_H) |
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24 # include "config.h" |
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25 #endif |
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26 |
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27 #include "PushTool.h" |
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28 |
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29 #include "ToolBarButton.cc" |
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30 |
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31 namespace QtHandles |
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32 { |
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33 |
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34 PushTool* |
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35 PushTool::create (const graphics_object& go) |
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36 { |
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37 Object *parent = Object::parentObject (go); |
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38 |
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39 if (parent) |
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40 { |
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41 QWidget *parentWidget = parent->qWidget<QWidget> (); |
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42 |
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43 if (parentWidget) |
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44 return new PushTool (go, new QAction (parentWidget)); |
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45 } |
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46 |
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47 return nullptr; |
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48 } |
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49 |
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50 PushTool::PushTool (const graphics_object& go, QAction *action) |
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51 : ToolBarButton<uipushtool> (go, action) |
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52 { |
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53 connect (action, SIGNAL (triggered (bool)), this, SLOT (clicked (void))); |
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54 } |
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55 |
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56 PushTool::~PushTool (void) |
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57 { } |
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58 |
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59 void |
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60 PushTool::update (int pId) |
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61 { |
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62 switch (pId) |
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63 { |
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64 default: |
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65 ToolBarButton<uipushtool>::update (pId); |
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66 break; |
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67 } |
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68 } |
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69 |
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70 void |
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71 PushTool::clicked (void) |
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72 { |
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73 emit gh_callback_event (m_handle, "clickedcallback"); |
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74 } |
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75 |
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76 }; |