/[svn]/gigedit/trunk/src/gigedit/scripteditor.cpp
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Contents of /gigedit/trunk/src/gigedit/scripteditor.cpp

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Revision 2845 - (show annotations) (download)
Sun Sep 20 10:18:22 2015 UTC (8 years, 6 months ago) by persson
File size: 5861 byte(s)
* avoid using gtk stock items, as they are deprecated in gtk 3.10

1 /*
2 Copyright (c) 2014 Christian Schoenebeck
3
4 This file is part of "gigedit" and released under the terms of the
5 GNU General Public License version 2.
6 */
7
8 #include "scripteditor.h"
9 #include "global.h"
10
11 static const std::string _keywords[] = {
12 "on", "end", "declare", "while", "if", "or", "and", "not", "else", "case",
13 "select", "to", "const", "polyphonic", "mod"
14 };
15 static int _keywordsSz = sizeof(_keywords) / sizeof(std::string);
16
17 static const std::string _eventNames[] = {
18 "init", "note", "release", "controller"
19 };
20 static int _eventNamesSz = sizeof(_eventNames) / sizeof(std::string);
21
22 static bool isKeyword(const Glib::ustring& s) {
23 for (int i = 0; i < _keywordsSz; ++i)
24 if (_keywords[i] == s) return true;
25 return false;
26 }
27
28 static bool isEvent(const Glib::ustring& s) {
29 for (int i = 0; i < _eventNamesSz; ++i)
30 if (_eventNames[i] == s) return true;
31 return false;
32 }
33
34 ScriptEditor::ScriptEditor() :
35 m_applyButton(_("_Apply"), true),
36 m_cancelButton(_("_Cancel"), true)
37 {
38 m_script = NULL;
39
40 add(m_vbox);
41
42 m_tagTable = Gtk::TextBuffer::TagTable::create();
43 m_keywordTag = Gtk::TextBuffer::Tag::create();
44 m_keywordTag->property_weight() = PANGO_WEIGHT_BOLD;
45 m_tagTable->add(m_keywordTag);
46 m_eventTag = Gtk::TextBuffer::Tag::create();
47 m_eventTag->property_foreground() = "blue";
48 m_eventTag->property_weight() = PANGO_WEIGHT_BOLD;
49 m_tagTable->add(m_eventTag);
50 m_textBuffer = Gtk::TextBuffer::create(m_tagTable);
51 m_textView.set_buffer(m_textBuffer);
52 {
53 Pango::FontDescription fdesc;
54 fdesc.set_family("monospace");
55 #if defined(__APPLE__)
56 fdesc.set_size(12 * PANGO_SCALE);
57 #else
58 fdesc.set_size(10 * PANGO_SCALE);
59 #endif
60 #if GTKMM_MAJOR_VERSION < 3
61 m_textView.modify_font(fdesc);
62 #else
63 m_textView.override_font(fdesc);
64 #endif
65 }
66 m_scrolledWindow.add(m_textView);
67 m_scrolledWindow.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
68 m_vbox.pack_start(m_scrolledWindow);
69
70 m_buttonBox.set_layout(Gtk::BUTTONBOX_END);
71 m_buttonBox.pack_start(m_applyButton);
72 m_buttonBox.pack_start(m_cancelButton);
73 m_applyButton.set_can_default();
74 m_applyButton.set_sensitive(false);
75 m_applyButton.grab_focus();
76 m_vbox.pack_start(m_buttonBox, Gtk::PACK_SHRINK);
77
78 m_applyButton.signal_clicked().connect(
79 sigc::mem_fun(*this, &ScriptEditor::onButtonApply)
80 );
81
82 m_cancelButton.signal_clicked().connect(
83 sigc::mem_fun(*this, &ScriptEditor::onButtonCancel)
84 );
85
86 m_textBuffer->signal_insert().connect(
87 sigc::mem_fun(*this, &ScriptEditor::onTextInserted)
88 );
89
90 m_textBuffer->signal_erase().connect(
91 sigc::mem_fun(*this, &ScriptEditor::onTextErased)
92 );
93
94 m_textBuffer->signal_modified_changed().connect(
95 sigc::mem_fun(*this, &ScriptEditor::onModifiedChanged)
96 );
97
98 signal_hide().connect(
99 sigc::mem_fun(*this, &ScriptEditor::onWindowHide)
100 );
101
102 show_all_children();
103
104 resize(460,300);
105 }
106
107 ScriptEditor::~ScriptEditor() {
108 printf("ScriptEditor destruct\n");
109 }
110
111 void ScriptEditor::setScript(gig::Script* script) {
112 m_script = script;
113 if (!script) {
114 set_title(_("No Script"));
115 return;
116 }
117
118 set_title(std::string(_("Instrument Script")) + " - \"" + script->Name + "\"");
119
120 std::string txt = script->GetScriptAsText();
121 //printf("text : '%s'\n", txt.c_str());
122 m_textBuffer->set_text(txt);
123 m_textBuffer->set_modified(false);
124 }
125
126 void ScriptEditor::onTextInserted(const Gtk::TextBuffer::iterator& itEnd, const Glib::ustring& txt, int length) {
127 //printf("inserted %d\n", length);
128 Gtk::TextBuffer::iterator itStart = itEnd;
129 itStart.backward_chars(length);
130
131 Gtk::TextBuffer::iterator it = itStart;
132 it.backward_word_start();
133
134 bool eofReached = false;
135 while (it <= itEnd) {
136 Gtk::TextBuffer::iterator itWordStart = it;
137 if (!it.forward_word_end()) {
138 eofReached = true;
139 it = itEnd;
140 }
141
142 Glib::ustring s = m_textBuffer->get_text(itWordStart, it, false);
143 //printf("{%s}\n", s.c_str());
144 if (isKeyword(s))
145 m_textBuffer->apply_tag(m_keywordTag, itWordStart, it);
146 else if (isEvent(s)) {
147 // check if previous word is "on"
148 Gtk::TextBuffer::iterator itPreviousWordStart = itWordStart;
149 if (itPreviousWordStart.backward_word_start()) {
150 Gtk::TextBuffer::iterator itPreviousWordEnd = itPreviousWordStart;
151 itPreviousWordEnd.forward_word_end();
152 if (m_textBuffer->get_text(itPreviousWordStart, itPreviousWordEnd, false) == "on") {
153 m_textBuffer->apply_tag(m_eventTag, itWordStart, it);
154 }
155 }
156 }
157
158 if (eofReached) break;
159
160 while (!it.inside_word())
161 if (!it.forward_char())
162 goto EOF_REACHED;
163 }
164
165 EOF_REACHED:
166 ;
167 }
168
169 void ScriptEditor::onTextErased(const Gtk::TextBuffer::iterator& itStart, const Gtk::TextBuffer::iterator& itEnd) {
170 //printf("erased\n");
171 Gtk::TextBuffer::iterator itStart2 = itStart;
172 if (itStart2.inside_word() || itStart2.ends_word())
173 itStart2.backward_word_start();
174
175 Gtk::TextBuffer::iterator itEnd2 = itEnd;
176 if (itEnd2.inside_word()) itEnd2.forward_word_end();
177
178 m_textBuffer->remove_all_tags(itStart2, itEnd2);
179 }
180
181 void ScriptEditor::onModifiedChanged() {
182 m_applyButton.set_sensitive( m_textBuffer->get_modified() );
183 }
184
185 void ScriptEditor::onButtonCancel() {
186 hide();
187 }
188
189 void ScriptEditor::onButtonApply() {
190 m_script->SetScriptAsText(m_textBuffer->get_text());
191 m_textBuffer->set_modified(false);
192 }
193
194 void ScriptEditor::onWindowHide() {
195 delete this; // this is the end, my friend
196 }

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