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;
public:
    NumEntryGain(const char* labelText,
                 double lower, double upper, int decimals, double coeff);
    void set_ptr(int32_t* ptr);
};

template<typename T>
class NumEntryTemp : public NumEntry {
private:
    T* ptr;
    void value_changed();
public:
    NumEntryTemp(const char* labelText,
                 double lower = 0, double upper = 127, int decimals = 0);
    void set_ptr(T* ptr);
};

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()
{
    if (ptr) {
        const double f = pow(10, spinbutton.get_digits());
        int new_value = round_to_int(spinbutton.get_value() * f);
        if (new_value != round_to_int(*ptr * f)) {
            *ptr = T(new_value / f);
            sig_changed();
        }
    }
}

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;
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(); }
    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()
{
    if (ptr) {
        int rowno = combobox.get_active_row_number();
        if (rowno != -1) {
            *ptr = values[rowno];
            sig_changed();
        }
    }
}

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	persson	1261	sigc::signal<void> signal_changed_by_user() {
44			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			public:
84			NumEntryGain(const char* labelText,
85			double lower, double upper, int decimals, double coeff);
86			void set_ptr(int32_t* ptr);
87			};
88
89			template<typename T>
90			class NumEntryTemp : public NumEntry {
91			private:
92			T* ptr;
93			void value_changed();
94			public:
95			NumEntryTemp(const char* labelText,
96			double lower = 0, double upper = 127, int decimals = 0);
97			void set_ptr(T* ptr);
98			};
99
100			template<typename T>
101			NumEntryTemp<T>::NumEntryTemp(const char* labelText,
102			double lower, double upper, int decimals) :
103			NumEntry(labelText, lower, upper, decimals)
104			{
105			spinbutton.signal_value_changed().connect(
106			sigc::mem_fun(*this, &NumEntryTemp::value_changed));
107			}
108
109			template<typename T>
110			void NumEntryTemp<T>::value_changed()
111			{
112	persson	1261	if (ptr) {
113			const double f = pow(10, spinbutton.get_digits());
114			int new_value = round_to_int(spinbutton.get_value() * f);
115			if (new_value != round_to_int(ptr f)) {
116			*ptr = T(new_value / f);
117			sig_changed();
118			}
119	schoenebeck	1225	}
120			}
121
122			template<typename T>
123			void NumEntryTemp<T>::set_ptr(T* ptr)
124			{
125			this->ptr = 0;
126			if (ptr) set_value(*ptr);
127			this->ptr = ptr;
128			}
129
130
131			class NoteEntry : public NumEntryTemp<uint8_t> {
132			public:
133			NoteEntry(const char* labelText);
134			private:
135			int on_input(double* new_value);
136			bool on_output();
137			};
138
139
140			class NumEntryPermille : public NumEntry {
141			private:
142			uint16_t* ptr;
143			void value_changed();
144			public:
145			NumEntryPermille(const char* labelText,
146			double lower = 0, double upper = 127, int decimals = 0);
147			void set_ptr(uint16_t* ptr);
148			};
149
150
151			template<typename T>
152			class ChoiceEntry : public LabelWidget {
153			private:
154			Gtk::ComboBoxText combobox;
155			Gtk::Alignment align;
156			T* ptr;
157			void value_changed();
158			const T* values;
159			public:
160			ChoiceEntry(const char* labelText);
161			void set_choices(const char** texts, const T* values);
162			void set_ptr(T* ptr);
163			int get_active_row_number() { return combobox.get_active_row_number(); }
164			Glib::SignalProxy0<void> signal_changed() {
165			return combobox.signal_changed();
166			}
167			void set_tip(const Glib::ustring& tip_text) {
168			tooltips.set_tip(combobox, tip_text); //FIXME: don't Gtk::ComboBoxes support tooltips ???
169			}
170			};
171
172			template<typename T>
173			ChoiceEntry<T>::ChoiceEntry(const char* labelText) :
174			align(0, 0, 0, 0),
175			LabelWidget(labelText, align)
176			{
177			combobox.signal_changed().connect(
178			sigc::mem_fun(*this, &ChoiceEntry::value_changed));
179			align.add(combobox);
180			}
181
182			template<typename T>
183			void ChoiceEntry<T>::set_choices(const char** texts, const T* values)
184			{
185			for (int i = 0 ; texts[i] ; i++) {
186			combobox.append_text(texts[i]);
187			}
188			this->values = values;
189			}
190
191			template<typename T>
192			void ChoiceEntry<T>::value_changed()
193			{
194	persson	1261	if (ptr) {
195	schoenebeck	1225	int rowno = combobox.get_active_row_number();
196	persson	1261	if (rowno != -1) {
197			*ptr = values[rowno];
198			sig_changed();
199			}
200	schoenebeck	1225	}
201			}
202
203			template<typename T>
204			void ChoiceEntry<T>::set_ptr(T* ptr)
205			{
206			this->ptr = 0;
207			if (ptr) {
208			T value = *ptr;
209			int row = 0;
210			int nb_rows = combobox.get_model()->children().size();
211			for (; row < nb_rows ; row++) {
212			if (value == values[row]) break;
213			}
214			combobox.set_active(row == nb_rows ? -1 : row);
215			} else combobox.set_active(-1);
216			this->ptr = ptr;
217			}
218
219
220			class ChoiceEntryLeverageCtrl : public LabelWidget {
221			private:
222			Gtk::ComboBoxText combobox;
223			Gtk::Alignment align;
224			gig::leverage_ctrl_t* ptr;
225			void value_changed();
226			public:
227			ChoiceEntryLeverageCtrl(const char* labelText);
228			void set_ptr(gig::leverage_ctrl_t* ptr);
229			int get_active_row_number() { return combobox.get_active_row_number(); }
230			Glib::SignalProxy0<void> signal_changed() {
231			return combobox.signal_changed();
232			}
233			};
234
235
236			class BoolEntry : public LabelWidget {
237			private:
238			Gtk::CheckButton checkbutton;
239			bool* ptr;
240			void value_changed();
241			public:
242			BoolEntry(const char* labelText);
243			bool get_active() { return checkbutton.get_active(); }
244			bool set_active(bool b) { checkbutton.set_active(b); }
245			Glib::SignalProxy0<void> signal_toggled() {
246			return checkbutton.signal_toggled();
247			}
248			void set_ptr(bool* ptr);
249			void set_tip(const Glib::ustring& tip_text) {
250			tooltips.set_tip(checkbutton, tip_text);
251			}
252			};
253
254
255			class BoolEntryPlus6 : public LabelWidget {
256			private:
257			Gtk::CheckButton checkbutton;
258			int32_t* ptr;
259			void value_changed();
260			NumEntryGain& eGain;
261			int32_t plus6value;
262			public:
263			BoolEntryPlus6(const char* labelText, NumEntryGain& eGain, int32_t plus6value);
264			void set_ptr(int32_t* ptr);
265			bool get_active() { return checkbutton.get_active(); }
266			Glib::SignalProxy0<void> signal_toggled() {
267			return checkbutton.signal_toggled();
268			}
269			};
270
271			class StringEntry : public LabelWidget {
272			private:
273			Gtk::Entry entry;
274			gig::String* ptr;
275			void value_changed();
276			public:
277			StringEntry(const char* labelText);
278			void set_ptr(gig::String* ptr);
279			};
280
281
282			#endif