Mercurial > octave-dspies
annotate libgui/src/m-editor/octave-qscintilla.cc @ 17628:99ffa521ecec
Add possibility to edit the function related to the actual keyword in editor
* octave-qscintilla.cc(get_actual_word): new internal function;
(context_help_doc): uses new function get_actual_word;
(contextMenuEvent): new context menu for editing function of actual keyword
(context_edit): function for edit action in editor file menu;
(contextmenu_edit): new slot for context menu;
* octave-qscintilla.h: new functions context_edit, contextmenu_edit,
get_actual_word
* file-editor-tab.cc(context_edit): new slot for editor menu action
* file-editor-tab.h: new slot context_edit
* file-editor.cc(request_context_edit): new slot for file menu entry;
(construct): new entry in file menu for editing function of actual keyword;
(add_file_editor_tab): connect new signal fetab_context_edit to the new
slot context_edit in file_editor_tab;
(set_shortcuts): enable/disable new shortcut when editor focus changes
(check_actions): enable/disable new action depending on existing tabs
* file-editor.h: new signal fetab_context_edit, new slot request_context_edit,
new edit function action
author | Torsten <ttl@justmail.de> |
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date | Fri, 11 Oct 2013 14:12:37 +0200 |
parents | 811019b9ef57 |
children | 7945344506ae |
rev | line source |
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1 /* |
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2 |
16768 | 3 Copyright (C) 2013 Torsten |
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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 the |
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9 Free Software Foundation; either version 3 of the License, or (at your |
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10 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 WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 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 <http://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
16768 | 23 // Author: Torsten <ttl@justmail.de> |
24 | |
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25 #ifdef HAVE_CONFIG_H |
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26 #include <config.h> |
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27 #endif |
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28 |
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29 #ifdef HAVE_QSCINTILLA |
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30 |
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31 #include <Qsci/qscilexer.h> |
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32 |
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33 #include "octave-qscintilla.h" |
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34 #include "file-editor-tab.h" |
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35 |
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36 octave_qscintilla::octave_qscintilla (QWidget *p) |
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37 : QsciScintilla (p) |
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38 { } |
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39 |
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40 octave_qscintilla::~octave_qscintilla () |
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41 { } |
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42 |
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43 void |
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44 octave_qscintilla::get_global_textcursor_pos (QPoint *global_pos, QPoint *local_pos) |
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45 { |
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46 long position = SendScintilla (QsciScintillaBase::SCI_GETCURRENTPOS); |
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47 long point_x = SendScintilla |
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48 (QsciScintillaBase::SCI_POINTXFROMPOSITION,0,position); |
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49 long point_y = SendScintilla |
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50 (QsciScintillaBase::SCI_POINTYFROMPOSITION,0,position); |
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51 *local_pos = QPoint (point_x,point_y); // local cursor position |
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52 *global_pos = mapToGlobal (*local_pos); // global position of cursor |
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53 } |
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54 |
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55 // determine the actual word and whether we are in an octave or matlab script |
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56 bool |
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57 octave_qscintilla::get_actual_word () |
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58 { |
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59 QPoint global_pos, local_pos; |
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60 get_global_textcursor_pos (&global_pos, &local_pos); |
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61 _word_at_cursor = wordAtPoint (local_pos); |
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62 QString lexer_name = lexer ()->lexer (); |
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63 return ((lexer_name == "octave" || lexer_name == "matlab") |
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64 && !_word_at_cursor.isEmpty ()); |
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65 } |
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66 |
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67 // call documentation or help on the current word |
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68 void |
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69 octave_qscintilla::context_help_doc (bool documentation) |
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70 { |
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71 if (get_actual_word ()) |
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72 contextmenu_help_doc (documentation); |
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73 } |
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74 |
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75 // call edit the function related to the current word |
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76 void |
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77 octave_qscintilla::context_edit () |
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78 { |
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79 if (get_actual_word ()) |
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80 contextmenu_edit (true); |
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81 } |
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82 |
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83 #ifdef HAVE_QSCI_VERSION_2_6_0 |
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84 // context menu requested |
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85 void |
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86 octave_qscintilla::contextMenuEvent (QContextMenuEvent *e) |
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87 { |
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88 QMenu *context_menu = createStandardContextMenu ( ); // standard menu |
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89 |
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90 // the menu's position |
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91 QPoint global_pos, local_pos; |
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92 |
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93 if (e->reason () == QContextMenuEvent::Mouse) |
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94 { // context menu by mouse |
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95 global_pos = e->globalPos (); // global mouse position |
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96 local_pos = e->pos (); // local mouse position |
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97 } |
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98 else |
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99 { // context menu by keyboard or other: get point of text cursor |
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100 get_global_textcursor_pos (&global_pos, &local_pos); |
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101 QRect editor_rect = geometry (); // editor rect mapped to global |
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102 editor_rect.moveTopLeft |
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103 (parentWidget ()->mapToGlobal (editor_rect.topLeft ())); |
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104 if (!editor_rect.contains (global_pos)) // is cursor outside editor? |
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105 global_pos = editor_rect.topLeft (); // yes, take top left corner |
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106 } |
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107 |
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108 // additional custom entries of the context menu |
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109 context_menu->addSeparator (); // separator before custom entries |
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110 |
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111 // help menu: get the position of the mouse or the text cursor |
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112 // (only for octave files) |
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113 QString lexer_name = lexer ()->lexer (); |
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114 if (lexer_name == "octave" || lexer_name == "matlab") |
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115 { |
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116 _word_at_cursor = wordAtPoint (local_pos); |
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117 if (!_word_at_cursor.isEmpty ()) |
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118 context_menu->addAction (tr ("Help on") + " " + _word_at_cursor, |
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119 this, SLOT (contextmenu_help (bool))); |
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120 context_menu->addAction (tr ("Documentation on") + " " + _word_at_cursor, |
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121 this, SLOT (contextmenu_doc (bool))); |
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122 context_menu->addAction (tr ("Edit") + " " + _word_at_cursor, |
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123 this, SLOT (contextmenu_edit (bool))); |
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124 } |
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125 |
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126 // finaly show the menu |
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127 context_menu->exec (global_pos); |
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128 } |
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129 #endif |
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130 |
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131 |
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132 // handle the menu entry for calling help or doc |
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133 void |
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134 octave_qscintilla::contextmenu_doc (bool) |
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135 { |
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136 contextmenu_help_doc (true); |
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137 } |
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138 void |
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139 octave_qscintilla::contextmenu_help (bool) |
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140 { |
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141 contextmenu_help_doc (false); |
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142 } |
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143 |
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144 // common function with flag for documentation |
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145 void |
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146 octave_qscintilla::contextmenu_help_doc (bool documentation) |
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147 { |
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148 QString command; |
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149 if (documentation) |
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150 command = "doc "; |
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151 else |
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152 command = "help "; |
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153 emit execute_command_in_terminal_signal (command + _word_at_cursor); |
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154 } |
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155 |
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156 void |
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157 octave_qscintilla::contextmenu_edit (bool) |
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158 { |
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159 emit execute_command_in_terminal_signal (QString("edit ") + _word_at_cursor); |
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160 } |
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161 |
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162 #endif |