/[svn]/gigedit/trunk/src/gigedit/paramedit.h
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Contents of /gigedit/trunk/src/gigedit/paramedit.h

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Revision 3462 - (show annotations) (download) (as text)
Sun Feb 3 13:27:28 2019 UTC (3 months, 2 weeks ago) by persson
File MIME type: text/x-c++hdr
File size: 14209 byte(s)
* Fix build on old linux environments
* Enable "silent rules" in build

1 /* -*- c++ -*-
2 * Copyright (C) 2006-2019 Andreas Persson
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2, or (at
7 * your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with program; see the file COPYING. If not, write to the Free
16 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
17 * 02110-1301 USA.
18 */
19
20 #ifndef GIGEDIT_PARAMEDIT_H
21 #define GIGEDIT_PARAMEDIT_H
22
23 #ifdef LIBGIG_HEADER_FILE
24 # include LIBGIG_HEADER_FILE(gig.h)
25 #else
26 # include <gig.h>
27 #endif
28
29 #include <cmath>
30
31 #include "compat.h"
32
33 #include <glibmm/convert.h>
34 #include <gtkmm/box.h>
35 #include <gtkmm/adjustment.h>
36 #if HAS_GTKMM_ALIGNMENT
37 # include <gtkmm/alignment.h>
38 #endif
39 #include <gtkmm/checkbutton.h>
40 #include <gtkmm/comboboxtext.h>
41 #include <gtkmm/frame.h>
42 #include <gtkmm/label.h>
43 #include <gtkmm/scale.h>
44 #include <gtkmm/spinbutton.h>
45 #if USE_GTKMM_GRID
46 # include <gtkmm/grid.h>
47 #else
48 # include <gtkmm/table.h>
49 #endif
50 #include <gtkmm/textview.h>
51
52 #if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 12) || GTKMM_MAJOR_VERSION < 2
53 #define OLD_TOOLTIPS
54 #include <gtkmm/tooltips.h>
55 #endif
56
57 int note_value(const Glib::ustring& note);
58 Glib::ustring note_str(int note);
59
60 void spin_button_show_notes(Gtk::SpinButton& spin_button);
61
62 class LabelWidget {
63 public:
64 Gtk::Label label;
65 Gtk::Widget& widget;
66
67 LabelWidget(const char* labelText, Gtk::Widget& widget);
68 void set_sensitive(bool sensitive = true);
69 sigc::signal<void>& signal_value_changed() {
70 return sig_changed;
71 }
72 protected:
73 virtual void on_show_tooltips_changed();
74 #ifdef OLD_TOOLTIPS
75 Gtk::Tooltips tooltips;
76 #endif
77 sigc::signal<void> sig_changed;
78 };
79
80 class ReadOnlyLabelWidget : public LabelWidget {
81 public:
82 Gtk::Label text;
83
84 ReadOnlyLabelWidget(const char* leftHandText);
85 ReadOnlyLabelWidget(const char* leftHandText, const char* rightHandText);
86 };
87
88 class NumEntry : public LabelWidget {
89 protected:
90 #if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2
91 Gtk::Adjustment adjust;
92 #else
93 Glib::RefPtr<Gtk::Adjustment> adjust;
94 #endif
95 HScale scale;
96 Gtk::SpinButton spinbutton;
97 HBox box;
98
99 static int round_to_int(double x) {
100 return int(x < 0.0 ? x - 0.5 : x + 0.5);
101 }
102
103 public:
104 NumEntry(const char* labelText, double lower = 0, double upper = 127,
105 int decimals = 0);
106 void set_tip(const Glib::ustring& tip_text) {
107 #ifdef OLD_TOOLTIPS
108 tooltips.set_tip(spinbutton, tip_text);
109 #else
110 spinbutton.set_tooltip_text(tip_text);
111 #endif
112 }
113 void set_upper(double upper) {
114 #if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2
115 adjust.set_upper(upper);
116 #else
117 adjust->set_upper(upper);
118 #endif
119 }
120 void on_show_tooltips_changed();
121 };
122
123 class NumEntryGain : public NumEntry {
124 private:
125 int32_t value;
126 void value_changed();
127 double coeff;
128 bool connected;
129 public:
130 NumEntryGain(const char* labelText,
131 double lower, double upper, int decimals, double coeff);
132 int32_t get_value() const { return value; }
133 void set_value(int32_t value);
134 };
135
136 template<typename T>
137 class NumEntryTemp : public NumEntry {
138 private:
139 T value;
140 void value_changed();
141 public:
142 NumEntryTemp(const char* labelText,
143 double lower = 0, double upper = 127, int decimals = 0);
144 T get_value() const { return value; }
145 void set_value(T value);
146 };
147
148 template<typename T>
149 NumEntryTemp<T>::NumEntryTemp(const char* labelText,
150 double lower, double upper, int decimals) :
151 NumEntry(labelText, lower, upper, decimals),
152 value(0)
153 {
154 spinbutton.signal_value_changed().connect(
155 sigc::mem_fun(*this, &NumEntryTemp::value_changed));
156 }
157
158 template<typename T>
159 void NumEntryTemp<T>::value_changed()
160 {
161 const double f = pow(10, spinbutton.get_digits());
162 int new_value = round_to_int(spinbutton.get_value() * f);
163 if (new_value != round_to_int(value * f)) {
164 value = T(new_value / f);
165 sig_changed();
166 }
167 }
168
169 template<typename T>
170 void NumEntryTemp<T>::set_value(T value)
171 {
172 #if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2
173 if (value > adjust.get_upper()) value = T(adjust.get_upper());
174 #else
175 if (value > adjust->get_upper()) value = T(adjust->get_upper());
176 #endif
177 if (this->value != value) {
178 this->value = value;
179 const double f = pow(10, spinbutton.get_digits());
180 if (round_to_int(spinbutton.get_value() * f) != round_to_int(value * f)) {
181 spinbutton.set_value(value);
182 }
183 sig_changed();
184 }
185 }
186
187
188 class NoteEntry : public NumEntryTemp<uint8_t> {
189 public:
190 NoteEntry(const char* labelText);
191 private:
192 int on_input(double* new_value);
193 bool on_output();
194 };
195
196
197 class NumEntryPermille : public NumEntry {
198 private:
199 uint16_t value;
200 void value_changed();
201 public:
202 NumEntryPermille(const char* labelText,
203 double lower = 0, double upper = 127, int decimals = 0);
204 uint16_t get_value() const { return value; }
205 void set_value(uint16_t value);
206 };
207
208 class ChoiceEntryBase : public LabelWidget {
209 protected:
210 ChoiceEntryBase(const char* labelText, Gtk::Widget& widget) : LabelWidget(labelText, widget) {};
211 Gtk::ComboBoxText combobox;
212 void on_show_tooltips_changed();
213 };
214
215 template<typename T>
216 class ChoiceEntry : public ChoiceEntryBase {
217 private:
218 #if HAS_GTKMM_ALIGNMENT
219 Gtk::Alignment align;
220 #endif
221 const T* values;
222 public:
223 ChoiceEntry(const char* labelText);
224 T get_value() const;
225 void set_value(T value);
226 void set_choices(const char** texts, const T* values);
227
228 void set_tip(const Glib::ustring& tip_text) {
229 #ifdef OLD_TOOLTIPS
230 tooltips.set_tip(combobox, tip_text);
231 #else
232 combobox.set_tooltip_text(tip_text);
233 #endif
234 }
235 };
236
237 template<typename T>
238 ChoiceEntry<T>::ChoiceEntry(const char* labelText) :
239 #if HAS_GTKMM_ALIGNMENT
240 ChoiceEntryBase(labelText, align),
241 align(0, 0, 0, 0),
242 #else
243 ChoiceEntryBase(labelText, combobox),
244 #endif
245 values(0)
246 {
247 combobox.signal_changed().connect(sig_changed.make_slot());
248 #if HAS_GTKMM_ALIGNMENT
249 align.add(combobox);
250 #endif
251 }
252
253 template<typename T>
254 void ChoiceEntry<T>::set_choices(const char** texts, const T* values)
255 {
256 #if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 24) || GTKMM_MAJOR_VERSION < 2
257 combobox.clear_items();
258 for (int i = 0 ; texts[i] ; i++) {
259 combobox.append_text(texts[i]);
260 }
261 #else
262 combobox.remove_all();
263 for (int i = 0 ; texts[i] ; i++) {
264 combobox.append(texts[i]);
265 }
266 #endif
267 this->values = values;
268 }
269
270 template<typename T>
271 T ChoiceEntry<T>::get_value() const
272 {
273 int rowno = combobox.get_active_row_number();
274 return values[rowno];
275 }
276
277 template<typename T>
278 void ChoiceEntry<T>::set_value(T value)
279 {
280 int row = 0;
281 int nb_rows = combobox.get_model()->children().size();
282 for (; row < nb_rows ; row++) {
283 if (value == values[row]) break;
284 }
285 combobox.set_active(row == nb_rows ? -1 : row);
286 }
287
288
289 class ChoiceEntryLeverageCtrl : public LabelWidget {
290 private:
291 gig::leverage_ctrl_t value;
292 Gtk::ComboBoxText combobox;
293 #if HAS_GTKMM_ALIGNMENT
294 Gtk::Alignment align;
295 #endif
296 void value_changed();
297 protected:
298 void on_show_tooltips_changed();
299 public:
300 ChoiceEntryLeverageCtrl(const char* labelText);
301 gig::leverage_ctrl_t get_value() const { return value; }
302 void set_value(gig::leverage_ctrl_t value);
303 void set_tip(const Glib::ustring& tip_text) {
304 combobox.set_tooltip_text(tip_text);
305 }
306 };
307
308
309 class BoolEntry : public LabelWidget {
310 private:
311 Gtk::CheckButton checkbutton;
312 public:
313 BoolEntry(const char* labelText);
314 bool get_value() const { return checkbutton.get_active(); }
315 void set_value(bool value) { checkbutton.set_active(value); }
316
317 void set_tip(const Glib::ustring& tip_text) {
318 #ifdef OLD_TOOLTIPS
319 tooltips.set_tip(checkbutton, tip_text);
320 #else
321 checkbutton.set_tooltip_text(tip_text);
322 #endif
323 }
324 };
325
326 class BoolBox : public Gtk::CheckButton {
327 public:
328 BoolBox(const char* labelText);
329 bool get_value() const { return get_active(); }
330 void set_value(bool value) { set_active(value); }
331 sigc::signal<void>& signal_value_changed() { return sig_changed; }
332 protected:
333 void on_show_tooltips_changed();
334
335 sigc::signal<void> sig_changed;
336 };
337
338
339 class BoolEntryPlus6 : public LabelWidget {
340 private:
341 Gtk::CheckButton checkbutton;
342 void value_changed();
343 NumEntryGain& eGain;
344 int32_t plus6value;
345 protected:
346 void on_show_tooltips_changed();
347 public:
348 BoolEntryPlus6(const char* labelText, NumEntryGain& eGain, int32_t plus6value);
349 int32_t get_value() const;
350 void set_value(int32_t value);
351 };
352
353
354 class StringEntry : public LabelWidget {
355 private:
356 Gtk::Entry entry;
357 public:
358 StringEntry(const char* labelText);
359 gig::String get_value() const;
360 void set_value(const gig::String& value);
361 void set_width_chars(int n_chars) { entry.set_width_chars(n_chars); }
362 };
363
364 class StringEntryMultiLine : public LabelWidget {
365 private:
366 Gtk::TextView text_view;
367 Glib::RefPtr<Gtk::TextBuffer> text_buffer;
368 Gtk::Frame frame;
369 protected:
370 void on_show_tooltips_changed();
371 public:
372 StringEntryMultiLine(const char* labelText);
373 gig::String get_value() const;
374 void set_value(const gig::String& value);
375 };
376
377
378 /**
379 * Container widget for LabelWidgets.
380 */
381 class Table :
382 #if USE_GTKMM_GRID
383 public Gtk::Grid
384 #else
385 public Gtk::Table
386 #endif
387 {
388 public:
389 Table(int x, int y);
390 void add(BoolEntry& boolentry);
391 void add(BoolEntryPlus6& boolentry);
392 void add(LabelWidget& labelwidget);
393 private:
394 #if USE_GTKMM_GRID
395 int cols;
396 #endif
397 int rowno;
398 };
399
400
401 /**
402 * Base class for editor components that use LabelWidgets to edit
403 * member variables of the same class. By connecting the widgets to
404 * members of the model class, the model is automatically kept
405 * updated.
406 */
407 template<class M>
408 class PropEditor {
409 public:
410 sigc::signal<void>& signal_changed() {
411 return sig_changed;
412 }
413 protected:
414 M* m;
415 int update_model; // to prevent infinite update loops
416 PropEditor() : m(0), update_model(0) { }
417 sigc::signal<void> sig_changed;
418
419 template<class C, typename T>
420 void connect(C& widget, T M::* member) {
421 // gcc 4.1.2 needs this temporary variable to resolve the
422 // address
423 void (PropEditor::*f)(const C* w, T M::* member) =
424 &PropEditor::set_member;
425 widget.signal_value_changed().connect(
426 sigc::bind(sigc::mem_fun(*this, f), &widget, member));
427
428 void (PropEditor::*g)(C* w, T M::* member) =
429 &PropEditor::get_member;
430 sig.connect(
431 sigc::bind(sigc::mem_fun(*this, g), &widget, member));
432 }
433
434 template<class C, class S, typename T>
435 void connect(C& widget, void (S::*setter)(T)) {
436 void (PropEditor::*f)(const C* w, void (S::*setter)(T)) =
437 &PropEditor<M>::call_setter;
438 widget.signal_value_changed().connect(
439 sigc::bind(sigc::mem_fun(*this, f), &widget, setter));
440 }
441
442 void connect(NoteEntry& eKeyRangeLow, NoteEntry& eKeyRangeHigh,
443 gig::range_t M::* range) {
444 eKeyRangeLow.signal_value_changed().connect(
445 sigc::bind(
446 sigc::mem_fun(*this, &PropEditor::key_range_low_changed),
447 &eKeyRangeLow, &eKeyRangeHigh, range));
448 eKeyRangeHigh.signal_value_changed().connect(
449 sigc::bind(
450 sigc::mem_fun(*this, &PropEditor::key_range_high_changed),
451 &eKeyRangeLow, &eKeyRangeHigh, range));
452 sig.connect(
453 sigc::bind(sigc::mem_fun(*this, &PropEditor::get_key_range),
454 &eKeyRangeLow, &eKeyRangeHigh, range));
455 }
456
457 void update(M* m) {
458 update_model++;
459 this->m = m;
460 sig.emit();
461 update_model--;
462 }
463
464 private:
465 sigc::signal<void> sig;
466
467 void key_range_low_changed(NoteEntry* eKeyRangeLow,
468 NoteEntry* eKeyRangeHigh,
469 gig::range_t M::* range) {
470 if (update_model == 0) {
471 uint8_t value = eKeyRangeLow->get_value();
472 (m->*range).low = value;
473 if (value > (m->*range).high) {
474 eKeyRangeHigh->set_value(value);
475 }
476 sig_changed();
477 }
478 }
479
480 void key_range_high_changed(NoteEntry* eKeyRangeLow,
481 NoteEntry* eKeyRangeHigh,
482 gig::range_t M::* range) {
483 if (update_model == 0) {
484 uint8_t value = eKeyRangeHigh->get_value();
485 (m->*range).high = value;
486 if (value < (m->*range).low) {
487 eKeyRangeLow->set_value(value);
488 }
489 sig_changed();
490 }
491 }
492
493 template<class C, typename T>
494 void set_member(const C* w, T M::* member) {
495 if (update_model == 0) {
496 m->*member = w->get_value();
497 sig_changed();
498 }
499 }
500
501 template<class C, typename T>
502 void get_member(C* w, T M::* member) {
503 w->set_value(m->*member);
504 }
505
506 void get_key_range(NoteEntry* eKeyRangeLow,
507 NoteEntry* eKeyRangeHigh,
508 gig::range_t M::* range) const {
509 eKeyRangeLow->set_value((m->*range).low);
510 eKeyRangeHigh->set_value((m->*range).high);
511 }
512
513 template<class C, class S, typename T>
514 void call_setter(const C* w, void (S::*setter)(T)) {
515 if (update_model == 0) {
516 (static_cast<S*>(this)->*setter)(w->get_value());
517 sig_changed();
518 }
519 }
520 };
521
522 #endif

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