src/gigedit/paramedit.h

/*                                                         -*- c++ -*-
 * Copyright (C) 2006, 2007 Andreas Persson
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2, or (at
 * your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with program; see the file COPYING. If not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 */

#ifndef GIGEDIT_PARAMEDIT_H
#define GIGEDIT_PARAMEDIT_H

#include <gig.h>

#include <math.h>

#include <gtkmm/adjustment.h>
#include <gtkmm/alignment.h>
#include <gtkmm/box.h>
#include <gtkmm/comboboxtext.h>
#include <gtkmm/label.h>
#include <gtkmm/scale.h>
#include <gtkmm/spinbutton.h>
#include <gtkmm/tooltips.h>

class LabelWidget {
public:
    Gtk::Label label;
    Gtk::Widget& widget;

    LabelWidget(const char* labelText, Gtk::Widget& widget);
    void set_sensitive(bool sensitive = true);
    sigc::signal<void>& signal_changed_by_user() {
        return sig_changed;
    }
protected:
    Gtk::Tooltips tooltips;
    sigc::signal<void> sig_changed;
};

class NumEntry : public LabelWidget {
protected:
    Gtk::Adjustment adjust;
    Gtk::HScale scale;
    Gtk::SpinButton spinbutton;
    Gtk::HBox box;

    int round_to_int(double x) {
        return int(x < 0.0 ? x - 0.5 : x + 0.5);
    }
public:
    NumEntry(const char* labelText, double lower = 0, double upper = 127,
             int decimals = 0);
    void set_value(double value) {
        spinbutton.set_value(value);
    }
    double get_value() const {
        return spinbutton.get_value();
    }
    void set_tip(const Glib::ustring& tip_text) {
        tooltips.set_tip(spinbutton, tip_text);
    }
    void set_upper(double upper) {
        adjust.set_upper(upper);
    }
};

class NumEntryGain : public NumEntry {
private:
    void value_changed();
    int32_t* ptr;
    double coeff;
protected:
    sigc::signal<void> sig_to_be_changed;
    sigc::signal<void, int32_t> sig_val_changed;
public:
    NumEntryGain(const char* labelText,
                 double lower, double upper, int decimals, double coeff);
    void set_ptr(int32_t* ptr);
    sigc::signal<void>& signal_to_be_changed() {
        return sig_to_be_changed;
    }
    sigc::signal<void, int32_t>& signal_value_changed() {
        return sig_val_changed;
    }
};

template<typename T>
class NumEntryTemp : public NumEntry {
private:
    T* ptr;
    void value_changed();
protected:
    sigc::signal<void> sig_to_be_changed;
    sigc::signal<void, T> sig_val_changed;
public:
    NumEntryTemp(const char* labelText,
                 double lower = 0, double upper = 127, int decimals = 0);
    void set_ptr(T* ptr);
    sigc::signal<void>& signal_to_be_changed() {
        return sig_to_be_changed;
    }
    sigc::signal<void, T>& signal_value_changed() {
        return sig_val_changed;
    }
};

template<typename T>
NumEntryTemp<T>::NumEntryTemp(const char* labelText,
                              double lower, double upper, int decimals) :
    NumEntry(labelText, lower, upper, decimals)
{
    spinbutton.signal_value_changed().connect(
        sigc::mem_fun(*this, &NumEntryTemp::value_changed));
}

template<typename T>
void NumEntryTemp<T>::value_changed()
{
    const double f = pow(10, spinbutton.get_digits());
    int new_value = round_to_int(spinbutton.get_value() * f);
    const T val = T(new_value / f);
    if (ptr) {
        if (new_value != round_to_int(*ptr * f)) {
            sig_to_be_changed.emit();
            *ptr = val;
            sig_val_changed.emit(val);
            sig_changed.emit();
        }
    } else {
        sig_to_be_changed.emit();
        sig_val_changed.emit(val);
        sig_changed.emit();
    }
}

template<typename T>
void NumEntryTemp<T>::set_ptr(T* ptr)
{
    this->ptr = 0;
    if (ptr) set_value(*ptr);
    this->ptr = ptr;
}


class NoteEntry : public NumEntryTemp<uint8_t> {
public:
    NoteEntry(const char* labelText);
private:
    int on_input(double* new_value);
    bool on_output();
};


class NumEntryPermille : public NumEntry {
private:
    uint16_t* ptr;
    void value_changed();
public:
    NumEntryPermille(const char* labelText,
                     double lower = 0, double upper = 127, int decimals = 0);
    void set_ptr(uint16_t* ptr);
};


template<typename T>
class ChoiceEntry : public LabelWidget {
private:
    Gtk::ComboBoxText combobox;
    Gtk::Alignment align;
    T* ptr;
    void value_changed();
    const T* values;
protected:
    sigc::signal<void> sig_to_be_changed;
    sigc::signal<void, T> sig_val_changed;
public:
    ChoiceEntry(const char* labelText);
    void set_choices(const char** texts, const T* values);
    void set_ptr(T* ptr);
    int get_active_row_number() { return combobox.get_active_row_number(); }
    sigc::signal<void>& signal_to_be_changed() {
        return sig_to_be_changed;
    }
    sigc::signal<void, T>& signal_value_changed() {
        return sig_val_changed;
    }
    Glib::SignalProxy0<void> signal_changed() {
        return combobox.signal_changed();
    }
    void set_tip(const Glib::ustring& tip_text) {
        tooltips.set_tip(combobox, tip_text); //FIXME: don't Gtk::ComboBoxes support tooltips ???
    }
};

template<typename T>
ChoiceEntry<T>::ChoiceEntry(const char* labelText) :
    align(0, 0, 0, 0),
    LabelWidget(labelText, align)
{
    combobox.signal_changed().connect(
        sigc::mem_fun(*this, &ChoiceEntry::value_changed));
    align.add(combobox);
}

template<typename T>
void ChoiceEntry<T>::set_choices(const char** texts, const T* values)
{
    for (int i = 0 ; texts[i] ; i++) {
        combobox.append_text(texts[i]);
    }
    this->values = values;
}

template<typename T>
void ChoiceEntry<T>::value_changed()
{
    int rowno = combobox.get_active_row_number();
    if (rowno == -1) return;
    const T val = values[rowno];
    sig_to_be_changed.emit();
    if (ptr) *ptr = val;
    sig_val_changed.emit(val);
    sig_changed.emit();
}

template<typename T>
void ChoiceEntry<T>::set_ptr(T* ptr)
{
    this->ptr = 0;
    if (ptr) {
        T value = *ptr;
        int row = 0;
        int nb_rows = combobox.get_model()->children().size();
        for (; row < nb_rows ; row++) {
            if (value == values[row]) break;
        }
        combobox.set_active(row == nb_rows ? -1 : row);
    } else combobox.set_active(-1);
    this->ptr = ptr;
}


class ChoiceEntryLeverageCtrl : public LabelWidget {
private:
    Gtk::ComboBoxText combobox;
    Gtk::Alignment align;
    gig::leverage_ctrl_t* ptr;
    void value_changed();
public:
    ChoiceEntryLeverageCtrl(const char* labelText);
    void set_ptr(gig::leverage_ctrl_t* ptr);
    int get_active_row_number() { return combobox.get_active_row_number(); }
    Glib::SignalProxy0<void> signal_changed() {
        return combobox.signal_changed();
    }
};


class BoolEntry : public LabelWidget {
private:
    Gtk::CheckButton checkbutton;
    bool* ptr;
    void value_changed();
public:
    BoolEntry(const char* labelText);
    bool get_active() { return checkbutton.get_active(); }
    bool set_active(bool b) { checkbutton.set_active(b); }
    Glib::SignalProxy0<void> signal_toggled() {
        return checkbutton.signal_toggled();
    }
    void set_ptr(bool* ptr);
    void set_tip(const Glib::ustring& tip_text) {
        tooltips.set_tip(checkbutton, tip_text);
    }
};


class BoolEntryPlus6 : public LabelWidget {
private:
    Gtk::CheckButton checkbutton;
    int32_t* ptr;
    void value_changed();
    NumEntryGain& eGain;
    int32_t plus6value;
public:
    BoolEntryPlus6(const char* labelText, NumEntryGain& eGain, int32_t plus6value);
    void set_ptr(int32_t* ptr);
    bool get_active() { return checkbutton.get_active(); }
    Glib::SignalProxy0<void> signal_toggled() {
        return checkbutton.signal_toggled();
    }
};

class StringEntry : public LabelWidget {
private:
    Gtk::Entry entry;
    gig::String* ptr;
    void value_changed();
public:
    StringEntry(const char* labelText);
    void set_ptr(gig::String* ptr);
};


#endif
1	schoenebeck	1225	/* -- c++ --
2			* Copyright (C) 2006, 2007 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			#include <gig.h>
24
25	schoenebeck	1300	#include <math.h>
26
27	schoenebeck	1225	#include <gtkmm/adjustment.h>
28			#include <gtkmm/alignment.h>
29			#include <gtkmm/box.h>
30			#include <gtkmm/comboboxtext.h>
31			#include <gtkmm/label.h>
32			#include <gtkmm/scale.h>
33			#include <gtkmm/spinbutton.h>
34			#include <gtkmm/tooltips.h>
35
36			class LabelWidget {
37			public:
38			Gtk::Label label;
39			Gtk::Widget& widget;
40
41			LabelWidget(const char* labelText, Gtk::Widget& widget);
42			void set_sensitive(bool sensitive = true);
43	schoenebeck	1339	sigc::signal<void>& signal_changed_by_user() {
44	persson	1261	return sig_changed;
45			}
46	schoenebeck	1225	protected:
47			Gtk::Tooltips tooltips;
48	persson	1261	sigc::signal<void> sig_changed;
49	schoenebeck	1225	};
50
51			class NumEntry : public LabelWidget {
52			protected:
53			Gtk::Adjustment adjust;
54			Gtk::HScale scale;
55			Gtk::SpinButton spinbutton;
56			Gtk::HBox box;
57	persson	1261
58			int round_to_int(double x) {
59			return int(x < 0.0 ? x - 0.5 : x + 0.5);
60			}
61	schoenebeck	1225	public:
62			NumEntry(const char* labelText, double lower = 0, double upper = 127,
63			int decimals = 0);
64			void set_value(double value) {
65			spinbutton.set_value(value);
66			}
67			double get_value() const {
68			return spinbutton.get_value();
69			}
70			void set_tip(const Glib::ustring& tip_text) {
71			tooltips.set_tip(spinbutton, tip_text);
72			}
73			void set_upper(double upper) {
74			adjust.set_upper(upper);
75			}
76			};
77
78			class NumEntryGain : public NumEntry {
79			private:
80			void value_changed();
81			int32_t* ptr;
82			double coeff;
83	schoenebeck	1359	protected:
84			sigc::signal<void> sig_to_be_changed;
85			sigc::signal<void, int32_t> sig_val_changed;
86	schoenebeck	1225	public:
87			NumEntryGain(const char* labelText,
88			double lower, double upper, int decimals, double coeff);
89			void set_ptr(int32_t* ptr);
90	schoenebeck	1359	sigc::signal<void>& signal_to_be_changed() {
91			return sig_to_be_changed;
92			}
93			sigc::signal<void, int32_t>& signal_value_changed() {
94			return sig_val_changed;
95			}
96	schoenebeck	1225	};
97
98			template<typename T>
99			class NumEntryTemp : public NumEntry {
100			private:
101			T* ptr;
102			void value_changed();
103	schoenebeck	1359	protected:
104			sigc::signal<void> sig_to_be_changed;
105			sigc::signal<void, T> sig_val_changed;
106	schoenebeck	1225	public:
107			NumEntryTemp(const char* labelText,
108			double lower = 0, double upper = 127, int decimals = 0);
109			void set_ptr(T* ptr);
110	schoenebeck	1359	sigc::signal<void>& signal_to_be_changed() {
111			return sig_to_be_changed;
112			}
113			sigc::signal<void, T>& signal_value_changed() {
114			return sig_val_changed;
115			}
116	schoenebeck	1225	};
117
118			template<typename T>
119			NumEntryTemp<T>::NumEntryTemp(const char* labelText,
120			double lower, double upper, int decimals) :
121			NumEntry(labelText, lower, upper, decimals)
122			{
123			spinbutton.signal_value_changed().connect(
124			sigc::mem_fun(*this, &NumEntryTemp::value_changed));
125			}
126
127			template<typename T>
128			void NumEntryTemp<T>::value_changed()
129			{
130	schoenebeck	1359	const double f = pow(10, spinbutton.get_digits());
131			int new_value = round_to_int(spinbutton.get_value() * f);
132			const T val = T(new_value / f);
133	persson	1261	if (ptr) {
134			if (new_value != round_to_int(ptr f)) {
135	schoenebeck	1359	sig_to_be_changed.emit();
136			*ptr = val;
137			sig_val_changed.emit(val);
138			sig_changed.emit();
139	persson	1261	}
140	schoenebeck	1359	} else {
141			sig_to_be_changed.emit();
142			sig_val_changed.emit(val);
143			sig_changed.emit();
144	schoenebeck	1225	}
145			}
146
147			template<typename T>
148			void NumEntryTemp<T>::set_ptr(T* ptr)
149			{
150			this->ptr = 0;
151			if (ptr) set_value(*ptr);
152			this->ptr = ptr;
153			}
154
155
156			class NoteEntry : public NumEntryTemp<uint8_t> {
157			public:
158			NoteEntry(const char* labelText);
159			private:
160			int on_input(double* new_value);
161			bool on_output();
162			};
163
164
165			class NumEntryPermille : public NumEntry {
166			private:
167			uint16_t* ptr;
168			void value_changed();
169			public:
170			NumEntryPermille(const char* labelText,
171			double lower = 0, double upper = 127, int decimals = 0);
172			void set_ptr(uint16_t* ptr);
173			};
174
175
176			template<typename T>
177			class ChoiceEntry : public LabelWidget {
178			private:
179			Gtk::ComboBoxText combobox;
180			Gtk::Alignment align;
181			T* ptr;
182			void value_changed();
183			const T* values;
184	schoenebeck	1359	protected:
185			sigc::signal<void> sig_to_be_changed;
186			sigc::signal<void, T> sig_val_changed;
187	schoenebeck	1225	public:
188			ChoiceEntry(const char* labelText);
189			void set_choices(const char** texts, const T* values);
190			void set_ptr(T* ptr);
191			int get_active_row_number() { return combobox.get_active_row_number(); }
192	schoenebeck	1359	sigc::signal<void>& signal_to_be_changed() {
193			return sig_to_be_changed;
194			}
195			sigc::signal<void, T>& signal_value_changed() {
196			return sig_val_changed;
197			}
198	schoenebeck	1225	Glib::SignalProxy0<void> signal_changed() {
199			return combobox.signal_changed();
200			}
201			void set_tip(const Glib::ustring& tip_text) {
202			tooltips.set_tip(combobox, tip_text); //FIXME: don't Gtk::ComboBoxes support tooltips ???
203			}
204			};
205
206			template<typename T>
207			ChoiceEntry<T>::ChoiceEntry(const char* labelText) :
208			align(0, 0, 0, 0),
209			LabelWidget(labelText, align)
210			{
211			combobox.signal_changed().connect(
212			sigc::mem_fun(*this, &ChoiceEntry::value_changed));
213			align.add(combobox);
214			}
215
216			template<typename T>
217			void ChoiceEntry<T>::set_choices(const char** texts, const T* values)
218			{
219			for (int i = 0 ; texts[i] ; i++) {
220			combobox.append_text(texts[i]);
221			}
222			this->values = values;
223			}
224
225			template<typename T>
226			void ChoiceEntry<T>::value_changed()
227			{
228	schoenebeck	1359	int rowno = combobox.get_active_row_number();
229			if (rowno == -1) return;
230			const T val = values[rowno];
231			sig_to_be_changed.emit();
232			if (ptr) *ptr = val;
233			sig_val_changed.emit(val);
234			sig_changed.emit();
235	schoenebeck	1225	}
236
237			template<typename T>
238			void ChoiceEntry<T>::set_ptr(T* ptr)
239			{
240			this->ptr = 0;
241			if (ptr) {
242			T value = *ptr;
243			int row = 0;
244			int nb_rows = combobox.get_model()->children().size();
245			for (; row < nb_rows ; row++) {
246			if (value == values[row]) break;
247			}
248			combobox.set_active(row == nb_rows ? -1 : row);
249			} else combobox.set_active(-1);
250			this->ptr = ptr;
251			}
252
253
254			class ChoiceEntryLeverageCtrl : public LabelWidget {
255			private:
256			Gtk::ComboBoxText combobox;
257			Gtk::Alignment align;
258			gig::leverage_ctrl_t* ptr;
259			void value_changed();
260			public:
261			ChoiceEntryLeverageCtrl(const char* labelText);
262			void set_ptr(gig::leverage_ctrl_t* ptr);
263			int get_active_row_number() { return combobox.get_active_row_number(); }
264			Glib::SignalProxy0<void> signal_changed() {
265			return combobox.signal_changed();
266			}
267			};
268
269
270			class BoolEntry : public LabelWidget {
271			private:
272			Gtk::CheckButton checkbutton;
273			bool* ptr;
274			void value_changed();
275			public:
276			BoolEntry(const char* labelText);
277			bool get_active() { return checkbutton.get_active(); }
278			bool set_active(bool b) { checkbutton.set_active(b); }
279			Glib::SignalProxy0<void> signal_toggled() {
280			return checkbutton.signal_toggled();
281			}
282			void set_ptr(bool* ptr);
283			void set_tip(const Glib::ustring& tip_text) {
284			tooltips.set_tip(checkbutton, tip_text);
285			}
286			};
287
288
289			class BoolEntryPlus6 : public LabelWidget {
290			private:
291			Gtk::CheckButton checkbutton;
292			int32_t* ptr;
293			void value_changed();
294			NumEntryGain& eGain;
295			int32_t plus6value;
296			public:
297			BoolEntryPlus6(const char* labelText, NumEntryGain& eGain, int32_t plus6value);
298			void set_ptr(int32_t* ptr);
299			bool get_active() { return checkbutton.get_active(); }
300			Glib::SignalProxy0<void> signal_toggled() {
301			return checkbutton.signal_toggled();
302			}
303			};
304
305			class StringEntry : public LabelWidget {
306			private:
307			Gtk::Entry entry;
308			gig::String* ptr;
309			void value_changed();
310			public:
311			StringEntry(const char* labelText);
312			void set_ptr(gig::String* ptr);
313			};
314
315
316			#endif