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annotate libgui/src/color-picker.cc @ 16402:7fa90eb41240

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gui: individually configurable styles of the editor lexers * color-picker.cc/.h: new class for a simple color picker * libgui/src/module.mk: added color-picker.cc/.h * file-editor-tab.cc(update_lexer): read config of the lexer from settings file * file-editor-tab(notice_settings): editor font not directly configured from the settings file but via the lexer settings in update_lexer * lexer-octave-gui.cc(constructor): inherits from QsciLexerOctave instaead of QsciLexer, code cleanup * lexer-octave-gui.cc(language,lexer,defaultFont,defaultColor,description): removed, original methods used and configured via settings * lexer-octave-gui.h: removed functions language,lexer,defaultFont,defaultColor, description and enum; using methods of octave lexer instead * settings-dialog.cc(constructor): editor font not configured from settings, defining lexers for supported languages and reading their actual settings from the settings file (via read_lexer_settings) * settings-dialog.cc(read_lexer_settings): new function for reading the lexers settings from settings file and creating the tabs with interactive elements for configuring these settings * settings-dialog.cc(write_changed_settings): remove settings for editor font, defining lexers for supported languages and writing the settings from the dialog into the settings file (via write_lexer_settings) * settings-dialog.cc(write_lexer_settings): new funciton for getting the new lexer settings from the interactive elements and write them into the settings file * settings-dialog.h: new functiond read_lexer_settings, write_lexer_settings * settings-dialog.ui: new tab for the editor styles which contents is dynamically created in settings_dialog ()
author Torsten <ttl@justmail.de>
date Sun, 31 Mar 2013 23:56:11 +0200
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children a1f613e5066d
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16402
7fa90eb41240 gui: individually configurable styles of the editor lexers
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1 //
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2 // This class provides a simple color picker based on tQColorButton
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3 // by Harald Jedele, 23.03.01, GPL version 2 or any later version.
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4 //
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5 // Copyright (C) FZI Forschungszentrum Informatik Karlsruhe
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6 // Copyright (C) 2013 Torsten <ttl@justmail.de>
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7 //
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8 // This file is part of Octave.
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9 //
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10 // Octave is free software; you can redistribute it and/or modify it
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11 // under the terms of the GNU General Public License as published by the
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12 // Free Software Foundation; either version 3 of the License, or (at your
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13 // option) any later version.
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14 //
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15 // Octave is distributed in the hope that it will be useful, but WITHOUT
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16 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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17 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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18 // for more details.
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19 //
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20 // You should have received a copy of the GNU General Public License
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21 // along with Octave; see the file COPYING. If not, see
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22 // <http://www.gnu.org/licenses/>.
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23 //
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24
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25 #include "color-picker.h"
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26
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27 // constuctor with initial color as parameter
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28 color_picker::color_picker (QColor old_color, QWidget* p) : QPushButton (p)
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29 {
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30 _color = old_color;
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31 setFlat (true);
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32 update_button ();
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33 connect(this, SIGNAL (clicked ()), SLOT (select_color ()));
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34 }
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35
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36 // slot for bitton clicked: selct a new color using QColorDialog
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37 void
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38 color_picker::select_color ()
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39 {
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40 QColor new_color = QColorDialog::getColor (_color);
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41 if (new_color.isValid () && new_color != _color)
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42 {
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43 _color = new_color;
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44 update_button ();
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45 }
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46 }
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47
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48 // draw the button with the actual color (using a stylesheet)
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49 void color_picker::update_button ()
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50 {
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51 QString css = QString("background-color: %1; border: none;" )
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52 .arg(_color.name());
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53 setStyleSheet(css);
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54 repaint ();
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55 }