src/gigedit/paramedit.h

/*                                                         -*- c++ -*-
 * Copyright (C) 2006-2017 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

#ifdef LIBGIG_HEADER_FILE
# include LIBGIG_HEADER_FILE(gig.h)
#else
# include <gig.h>
#endif

#include <cmath>

#include <glibmm/convert.h>
#include <gtkmm/box.h>
#include <gtkmm/adjustment.h>
#include <gtkmm/alignment.h>
#include <gtkmm/checkbutton.h>
#include <gtkmm/comboboxtext.h>
#include <gtkmm/frame.h>
#include <gtkmm/label.h>
#include <gtkmm/scale.h>
#include <gtkmm/spinbutton.h>
#include <gtkmm/table.h>
#include <gtkmm/textview.h>

#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 12) || GTKMM_MAJOR_VERSION < 2
#define OLD_TOOLTIPS
#include <gtkmm/tooltips.h>
#endif


Glib::ustring gig_to_utf8(const gig::String& gig_string);
gig::String gig_from_utf8(const Glib::ustring& utf8_string);

int note_value(const Glib::ustring& note);
Glib::ustring note_str(int note);

void spin_button_show_notes(Gtk::SpinButton& spin_button);

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_value_changed() {
        return sig_changed;
    }
protected:
#ifdef OLD_TOOLTIPS
    Gtk::Tooltips tooltips;
#endif
    sigc::signal<void> sig_changed;
};

class ReadOnlyLabelWidget : public LabelWidget {
public:
    Gtk::Label text;

    ReadOnlyLabelWidget(const char* leftHandText);
    ReadOnlyLabelWidget(const char* leftHandText, const char* rightHandText);
};

class NumEntry : public LabelWidget {
protected:
#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2
    Gtk::Adjustment adjust;
#else
    Glib::RefPtr<Gtk::Adjustment> adjust;
#endif
    Gtk::HScale scale;
    Gtk::SpinButton spinbutton;
    Gtk::HBox box;

    static 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_tip(const Glib::ustring& tip_text) {
#ifdef OLD_TOOLTIPS
        tooltips.set_tip(spinbutton, tip_text);
#else
        spinbutton.set_tooltip_text(tip_text);
#endif
    }
    void set_upper(double upper) {
#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2
        adjust.set_upper(upper);
#else
        adjust->set_upper(upper);
#endif
    }
};

class NumEntryGain : public NumEntry {
private:
    int32_t value;
    void value_changed();
    double coeff;
    bool connected;
public:
    NumEntryGain(const char* labelText,
                 double lower, double upper, int decimals, double coeff);
    int32_t get_value() const { return value; }
    void set_value(int32_t value);
};

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

template<typename T>
NumEntryTemp<T>::NumEntryTemp(const char* labelText,
                              double lower, double upper, int decimals) :
    NumEntry(labelText, lower, upper, decimals),
    value(0)
{
    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);
    if (new_value != round_to_int(value * f)) {
        value = T(new_value / f);
        sig_changed();
    }
}

template<typename T>
void NumEntryTemp<T>::set_value(T value)
{
#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2
    if (value > adjust.get_upper()) value = T(adjust.get_upper());
#else
    if (value > adjust->get_upper()) value = T(adjust->get_upper());
#endif
    if (this->value != value) {
        this->value = value;
        const double f = pow(10, spinbutton.get_digits());
        if (round_to_int(spinbutton.get_value() * f) != round_to_int(value * f)) {
            spinbutton.set_value(value);
        }
        sig_changed();
    }
}


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 value;
    void value_changed();
public:
    NumEntryPermille(const char* labelText,
                     double lower = 0, double upper = 127, int decimals = 0);
    uint16_t get_value() const { return value; }
    void set_value(uint16_t value);
};


template<typename T>
class ChoiceEntry : public LabelWidget {
private:
    Gtk::ComboBoxText combobox;
    Gtk::Alignment align;
    const T* values;
public:
    ChoiceEntry(const char* labelText);
    T get_value() const;
    void set_value(T value);
    void set_choices(const char** texts, const T* values);

    void set_tip(const Glib::ustring& tip_text) {
#ifdef OLD_TOOLTIPS
        tooltips.set_tip(combobox, tip_text);
#else
        combobox.set_tooltip_text(tip_text);
#endif
    }
};

template<typename T>
ChoiceEntry<T>::ChoiceEntry(const char* labelText) :
    LabelWidget(labelText, align),
    align(0, 0, 0, 0),
    values(0)
{
    combobox.signal_changed().connect(sig_changed.make_slot());
    align.add(combobox);
}

template<typename T>
void ChoiceEntry<T>::set_choices(const char** texts, const T* values)
{
    for (int i = 0 ; texts[i] ; i++) {
#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 24) || GTKMM_MAJOR_VERSION < 2
        combobox.append_text(texts[i]);
#else
        combobox.append(texts[i]);
#endif
    }
    this->values = values;
}

template<typename T>
T ChoiceEntry<T>::get_value() const
{
    int rowno = combobox.get_active_row_number();
    return values[rowno];
}

template<typename T>
void ChoiceEntry<T>::set_value(T value)
{
    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);
}


class ChoiceEntryLeverageCtrl : public LabelWidget {
private:
    gig::leverage_ctrl_t value;
    Gtk::ComboBoxText combobox;
    Gtk::Alignment align;
    void value_changed();
public:
    ChoiceEntryLeverageCtrl(const char* labelText);
    gig::leverage_ctrl_t get_value() const { return value; }
    void set_value(gig::leverage_ctrl_t value);
    void set_tip(const Glib::ustring& tip_text) {
        combobox.set_tooltip_text(tip_text);
    }
};


class BoolEntry : public LabelWidget {
private:
    Gtk::CheckButton checkbutton;
public:
    BoolEntry(const char* labelText);
    bool get_value() const { return checkbutton.get_active(); }
    void set_value(bool value) { checkbutton.set_active(value); }

    void set_tip(const Glib::ustring& tip_text) {
#ifdef OLD_TOOLTIPS
        tooltips.set_tip(checkbutton, tip_text);
#else
        checkbutton.set_tooltip_text(tip_text);
#endif
    }
};


class BoolEntryPlus6 : public LabelWidget {
private:
    Gtk::CheckButton checkbutton;
    void value_changed();
    NumEntryGain& eGain;
    int32_t plus6value;
public:
    BoolEntryPlus6(const char* labelText, NumEntryGain& eGain, int32_t plus6value);
    int32_t get_value() const;
    void set_value(int32_t value);
};


class StringEntry : public LabelWidget {
private:
    Gtk::Entry entry;
public:
    StringEntry(const char* labelText);
    gig::String get_value() const;
    void set_value(const gig::String& value);
    void set_width_chars(int n_chars) { entry.set_width_chars(n_chars); }
};

class StringEntryMultiLine : public LabelWidget {
private:
    Gtk::TextView text_view;
    Glib::RefPtr<Gtk::TextBuffer> text_buffer;
    Gtk::Frame frame;
public:
    StringEntryMultiLine(const char* labelText);
    gig::String get_value() const;
    void set_value(const gig::String& value);
};


/**
 * Container widget for LabelWidgets.
 */
class Table : public Gtk::Table
{
public:
    Table(int x, int y);
    void add(BoolEntry& boolentry);
    void add(BoolEntryPlus6& boolentry);
    void add(LabelWidget& labelwidget);
private:
    int rowno;
};


/**
 * Base class for editor components that use LabelWidgets to edit
 * member variables of the same class. By connecting the widgets to
 * members of the model class, the model is automatically kept
 * updated.
 */
template<class M>
class PropEditor {
public:
    sigc::signal<void>& signal_changed() {
        return sig_changed;
    }
protected:
    M* m;
    int update_model; // to prevent infinite update loops
    PropEditor() : m(0), update_model(0) { }
    sigc::signal<void> sig_changed;

    template<class C, typename T>
    void connect(C& widget, T M::* member) {
        // gcc 4.1.2 needs this temporary variable to resolve the
        // address
        void (PropEditor::*f)(const C* w, T M::* member) =
            &PropEditor::set_member;
        widget.signal_value_changed().connect(
            sigc::bind(sigc::mem_fun(*this, f), &widget, member));

        void (PropEditor::*g)(C* w, T M::* member) =
            &PropEditor::get_member;
        sig.connect(
            sigc::bind(sigc::mem_fun(*this, g), &widget, member));
    }

    template<class C, class S, typename T>
    void connect(C& widget, void (S::*setter)(T)) {
        void (PropEditor::*f)(const C* w, void (S::*setter)(T)) =
            &PropEditor<M>::call_setter;
        widget.signal_value_changed().connect(
            sigc::bind(sigc::mem_fun(*this, f), &widget, setter));
    }

    void connect(NoteEntry& eKeyRangeLow, NoteEntry& eKeyRangeHigh,
                 gig::range_t M::* range) {
        eKeyRangeLow.signal_value_changed().connect(
            sigc::bind(
                sigc::mem_fun(*this, &PropEditor::key_range_low_changed),
                &eKeyRangeLow, &eKeyRangeHigh, range));
        eKeyRangeHigh.signal_value_changed().connect(
            sigc::bind(
                sigc::mem_fun(*this, &PropEditor::key_range_high_changed),
                &eKeyRangeLow, &eKeyRangeHigh, range));
        sig.connect(
            sigc::bind(sigc::mem_fun(*this, &PropEditor::get_key_range),
                       &eKeyRangeLow, &eKeyRangeHigh, range));
    }

    void update(M* m) {
        update_model++;
        this->m = m;
        sig.emit();
        update_model--;
    }

private:
    sigc::signal<void> sig;

    void key_range_low_changed(NoteEntry* eKeyRangeLow,
                               NoteEntry* eKeyRangeHigh,
                               gig::range_t M::* range) {
        if (update_model == 0) {
            uint8_t value = eKeyRangeLow->get_value();
            (m->*range).low = value;
            if (value > (m->*range).high) {
                eKeyRangeHigh->set_value(value);
            }
            sig_changed();
        }
    }

    void key_range_high_changed(NoteEntry* eKeyRangeLow,
                                NoteEntry* eKeyRangeHigh,
                                gig::range_t M::* range) {
        if (update_model == 0) {
            uint8_t value = eKeyRangeHigh->get_value();
            (m->*range).high = value;
            if (value < (m->*range).low) {
                eKeyRangeLow->set_value(value);
            }
            sig_changed();
        }
    }

    template<class C, typename T>
    void set_member(const C* w, T M::* member) {
        if (update_model == 0) {
            m->*member = w->get_value();
            sig_changed();
        }
    }

    template<class C, typename T>
    void get_member(C* w, T M::* member) {
        w->set_value(m->*member);
    }

    void get_key_range(NoteEntry* eKeyRangeLow,
                       NoteEntry* eKeyRangeHigh,
                       gig::range_t M::* range) const {
        eKeyRangeLow->set_value((m->*range).low);
        eKeyRangeHigh->set_value((m->*range).high);
    }

    template<class C, class S, typename T>
    void call_setter(const C* w, void (S::*setter)(T)) {
        if (update_model == 0) {
            (static_cast<S*>(this)->*setter)(w->get_value());
            sig_changed();
        }
    }
};

#endif
1	schoenebeck	1225	/* -- c++ --
2	schoenebeck	3068	* Copyright (C) 2006-2017 Andreas Persson
3	schoenebeck	1225	*
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	schoenebeck	3068	#ifdef LIBGIG_HEADER_FILE
24			# include LIBGIG_HEADER_FILE(gig.h)
25			#else
26			# include <gig.h>
27			#endif
28	schoenebeck	1225
29	persson	2151	#include <cmath>
30	schoenebeck	1300
31	persson	2446	#include <glibmm/convert.h>
32	persson	2844	#include <gtkmm/box.h>
33	schoenebeck	1225	#include <gtkmm/adjustment.h>
34			#include <gtkmm/alignment.h>
35	persson	2169	#include <gtkmm/checkbutton.h>
36	schoenebeck	1225	#include <gtkmm/comboboxtext.h>
37	persson	1582	#include <gtkmm/frame.h>
38	schoenebeck	1225	#include <gtkmm/label.h>
39			#include <gtkmm/scale.h>
40			#include <gtkmm/spinbutton.h>
41	persson	2423	#include <gtkmm/table.h>
42	persson	1582	#include <gtkmm/textview.h>
43	persson	2151
44			#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 12) \|\| GTKMM_MAJOR_VERSION < 2
45			#define OLD_TOOLTIPS
46	schoenebeck	1225	#include <gtkmm/tooltips.h>
47	persson	2151	#endif
48	schoenebeck	1225
49	persson	2446
50			Glib::ustring gig_to_utf8(const gig::String& gig_string);
51			gig::String gig_from_utf8(const Glib::ustring& utf8_string);
52
53	persson	2507	int note_value(const Glib::ustring& note);
54			Glib::ustring note_str(int note);
55	persson	2446
56	persson	2507	void spin_button_show_notes(Gtk::SpinButton& spin_button);
57
58	schoenebeck	1225	class LabelWidget {
59			public:
60			Gtk::Label label;
61			Gtk::Widget& widget;
62
63			LabelWidget(const char* labelText, Gtk::Widget& widget);
64			void set_sensitive(bool sensitive = true);
65	persson	1460	sigc::signal<void>& signal_value_changed() {
66	persson	1261	return sig_changed;
67			}
68	schoenebeck	1225	protected:
69	persson	2151	#ifdef OLD_TOOLTIPS
70	schoenebeck	1225	Gtk::Tooltips tooltips;
71	persson	2151	#endif
72	persson	1261	sigc::signal<void> sig_changed;
73	schoenebeck	1225	};
74
75	schoenebeck	2690	class ReadOnlyLabelWidget : public LabelWidget {
76			public:
77			Gtk::Label text;
78
79			ReadOnlyLabelWidget(const char* leftHandText);
80			ReadOnlyLabelWidget(const char* leftHandText, const char* rightHandText);
81			};
82
83	schoenebeck	1225	class NumEntry : public LabelWidget {
84			protected:
85	persson	2169	#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) \|\| GTKMM_MAJOR_VERSION < 2
86	schoenebeck	1225	Gtk::Adjustment adjust;
87	persson	2169	#else
88			Glib::RefPtr<Gtk::Adjustment> adjust;
89			#endif
90	schoenebeck	1225	Gtk::HScale scale;
91			Gtk::SpinButton spinbutton;
92			Gtk::HBox box;
93	persson	1261
94	persson	2841	static int round_to_int(double x) {
95	persson	1261	return int(x < 0.0 ? x - 0.5 : x + 0.5);
96			}
97	schoenebeck	1225	public:
98			NumEntry(const char* labelText, double lower = 0, double upper = 127,
99			int decimals = 0);
100			void set_tip(const Glib::ustring& tip_text) {
101	persson	2151	#ifdef OLD_TOOLTIPS
102	schoenebeck	1225	tooltips.set_tip(spinbutton, tip_text);
103	persson	2151	#else
104			spinbutton.set_tooltip_text(tip_text);
105			#endif
106	schoenebeck	1225	}
107			void set_upper(double upper) {
108	persson	2169	#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) \|\| GTKMM_MAJOR_VERSION < 2
109	schoenebeck	1225	adjust.set_upper(upper);
110	persson	2169	#else
111			adjust->set_upper(upper);
112			#endif
113	schoenebeck	1225	}
114			};
115
116			class NumEntryGain : public NumEntry {
117			private:
118	persson	1460	int32_t value;
119	schoenebeck	1225	void value_changed();
120			double coeff;
121	persson	1460	bool connected;
122	schoenebeck	1225	public:
123			NumEntryGain(const char* labelText,
124			double lower, double upper, int decimals, double coeff);
125	persson	1460	int32_t get_value() const { return value; }
126			void set_value(int32_t value);
127	schoenebeck	1225	};
128
129			template<typename T>
130			class NumEntryTemp : public NumEntry {
131			private:
132	persson	1460	T value;
133	schoenebeck	1225	void value_changed();
134			public:
135			NumEntryTemp(const char* labelText,
136			double lower = 0, double upper = 127, int decimals = 0);
137	persson	1460	T get_value() const { return value; }
138			void set_value(T value);
139	schoenebeck	1225	};
140
141			template<typename T>
142			NumEntryTemp<T>::NumEntryTemp(const char* labelText,
143			double lower, double upper, int decimals) :
144	persson	1460	NumEntry(labelText, lower, upper, decimals),
145			value(0)
146	schoenebeck	1225	{
147			spinbutton.signal_value_changed().connect(
148			sigc::mem_fun(*this, &NumEntryTemp::value_changed));
149			}
150
151			template<typename T>
152			void NumEntryTemp<T>::value_changed()
153			{
154	schoenebeck	1359	const double f = pow(10, spinbutton.get_digits());
155			int new_value = round_to_int(spinbutton.get_value() * f);
156	persson	1460	if (new_value != round_to_int(value * f)) {
157			value = T(new_value / f);
158			sig_changed();
159	schoenebeck	1225	}
160			}
161
162			template<typename T>
163	persson	1460	void NumEntryTemp<T>::set_value(T value)
164	schoenebeck	1225	{
165	persson	2169	#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) \|\| GTKMM_MAJOR_VERSION < 2
166	persson	1460	if (value > adjust.get_upper()) value = T(adjust.get_upper());
167	persson	2169	#else
168			if (value > adjust->get_upper()) value = T(adjust->get_upper());
169			#endif
170	persson	1460	if (this->value != value) {
171			this->value = value;
172			const double f = pow(10, spinbutton.get_digits());
173			if (round_to_int(spinbutton.get_value() * f) != round_to_int(value * f)) {
174			spinbutton.set_value(value);
175			}
176			sig_changed();
177			}
178	schoenebeck	1225	}
179
180
181			class NoteEntry : public NumEntryTemp<uint8_t> {
182			public:
183			NoteEntry(const char* labelText);
184			private:
185			int on_input(double* new_value);
186			bool on_output();
187			};
188
189
190			class NumEntryPermille : public NumEntry {
191			private:
192	persson	1460	uint16_t value;
193	schoenebeck	1225	void value_changed();
194			public:
195			NumEntryPermille(const char* labelText,
196			double lower = 0, double upper = 127, int decimals = 0);
197	persson	1460	uint16_t get_value() const { return value; }
198			void set_value(uint16_t value);
199	schoenebeck	1225	};
200
201
202			template<typename T>
203			class ChoiceEntry : public LabelWidget {
204			private:
205			Gtk::ComboBoxText combobox;
206			Gtk::Alignment align;
207			const T* values;
208			public:
209			ChoiceEntry(const char* labelText);
210	persson	1460	T get_value() const;
211			void set_value(T value);
212	schoenebeck	1225	void set_choices(const char** texts, const T* values);
213	persson	1460
214	schoenebeck	1225	void set_tip(const Glib::ustring& tip_text) {
215	persson	2151	#ifdef OLD_TOOLTIPS
216			tooltips.set_tip(combobox, tip_text);
217			#else
218			combobox.set_tooltip_text(tip_text);
219			#endif
220	schoenebeck	1225	}
221			};
222
223			template<typename T>
224			ChoiceEntry<T>::ChoiceEntry(const char* labelText) :
225	persson	2151	LabelWidget(labelText, align),
226	persson	2507	align(0, 0, 0, 0),
227			values(0)
228	schoenebeck	1225	{
229	persson	1460	combobox.signal_changed().connect(sig_changed.make_slot());
230	schoenebeck	1225	align.add(combobox);
231			}
232
233			template<typename T>
234			void ChoiceEntry<T>::set_choices(const char** texts, const T* values)
235			{
236			for (int i = 0 ; texts[i] ; i++) {
237	persson	2507	#if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 24) \|\| GTKMM_MAJOR_VERSION < 2
238	schoenebeck	1225	combobox.append_text(texts[i]);
239	persson	2169	#else
240			combobox.append(texts[i]);
241			#endif
242	schoenebeck	1225	}
243			this->values = values;
244			}
245
246			template<typename T>
247	persson	1460	T ChoiceEntry<T>::get_value() const
248	schoenebeck	1225	{
249	schoenebeck	1359	int rowno = combobox.get_active_row_number();
250	persson	1460	return values[rowno];
251	schoenebeck	1225	}
252
253			template<typename T>
254	persson	1460	void ChoiceEntry<T>::set_value(T value)
255	schoenebeck	1225	{
256	persson	1460	int row = 0;
257			int nb_rows = combobox.get_model()->children().size();
258			for (; row < nb_rows ; row++) {
259			if (value == values[row]) break;
260			}
261			combobox.set_active(row == nb_rows ? -1 : row);
262	schoenebeck	1225	}
263
264
265			class ChoiceEntryLeverageCtrl : public LabelWidget {
266			private:
267	persson	1460	gig::leverage_ctrl_t value;
268	schoenebeck	1225	Gtk::ComboBoxText combobox;
269			Gtk::Alignment align;
270			void value_changed();
271			public:
272			ChoiceEntryLeverageCtrl(const char* labelText);
273	persson	1460	gig::leverage_ctrl_t get_value() const { return value; }
274			void set_value(gig::leverage_ctrl_t value);
275	schoenebeck	2566	void set_tip(const Glib::ustring& tip_text) {
276			combobox.set_tooltip_text(tip_text);
277			}
278	schoenebeck	1225	};
279
280
281			class BoolEntry : public LabelWidget {
282			private:
283			Gtk::CheckButton checkbutton;
284			public:
285			BoolEntry(const char* labelText);
286	persson	1460	bool get_value() const { return checkbutton.get_active(); }
287			void set_value(bool value) { checkbutton.set_active(value); }
288
289	schoenebeck	1225	void set_tip(const Glib::ustring& tip_text) {
290	persson	2151	#ifdef OLD_TOOLTIPS
291	schoenebeck	1225	tooltips.set_tip(checkbutton, tip_text);
292	persson	2151	#else
293			checkbutton.set_tooltip_text(tip_text);
294			#endif
295	schoenebeck	1225	}
296			};
297
298
299			class BoolEntryPlus6 : public LabelWidget {
300			private:
301			Gtk::CheckButton checkbutton;
302			void value_changed();
303			NumEntryGain& eGain;
304			int32_t plus6value;
305			public:
306			BoolEntryPlus6(const char* labelText, NumEntryGain& eGain, int32_t plus6value);
307	persson	1460	int32_t get_value() const;
308			void set_value(int32_t value);
309	schoenebeck	1225	};
310
311	persson	2446
312	schoenebeck	1225	class StringEntry : public LabelWidget {
313			private:
314			Gtk::Entry entry;
315			public:
316			StringEntry(const char* labelText);
317	persson	2446	gig::String get_value() const;
318			void set_value(const gig::String& value);
319	persson	1582	void set_width_chars(int n_chars) { entry.set_width_chars(n_chars); }
320	schoenebeck	1225	};
321
322	persson	1582	class StringEntryMultiLine : public LabelWidget {
323			private:
324			Gtk::TextView text_view;
325			Glib::RefPtr<Gtk::TextBuffer> text_buffer;
326			Gtk::Frame frame;
327			public:
328			StringEntryMultiLine(const char* labelText);
329			gig::String get_value() const;
330	persson	2446	void set_value(const gig::String& value);
331	persson	1582	};
332	schoenebeck	1225
333	persson	1582
334	persson	2423	/**
335			* Container widget for LabelWidgets.
336			*/
337			class Table : public Gtk::Table
338			{
339			public:
340			Table(int x, int y);
341			void add(BoolEntry& boolentry);
342			void add(BoolEntryPlus6& boolentry);
343			void add(LabelWidget& labelwidget);
344			private:
345			int rowno;
346			};
347
348
349			/**
350			* Base class for editor components that use LabelWidgets to edit
351			* member variables of the same class. By connecting the widgets to
352			* members of the model class, the model is automatically kept
353			* updated.
354			*/
355			template<class M>
356			class PropEditor {
357			public:
358			sigc::signal<void>& signal_changed() {
359			return sig_changed;
360			}
361			protected:
362			M* m;
363			int update_model; // to prevent infinite update loops
364	persson	2507	PropEditor() : m(0), update_model(0) { }
365	persson	2423	sigc::signal<void> sig_changed;
366
367			template<class C, typename T>
368			void connect(C& widget, T M::* member) {
369			// gcc 4.1.2 needs this temporary variable to resolve the
370			// address
371			void (PropEditor::f)(const C w, T M::* member) =
372			&PropEditor::set_member;
373			widget.signal_value_changed().connect(
374			sigc::bind(sigc::mem_fun(*this, f), &widget, member));
375
376			void (PropEditor::g)(C w, T M::* member) =
377			&PropEditor::get_member;
378			sig.connect(
379			sigc::bind(sigc::mem_fun(*this, g), &widget, member));
380			}
381
382			template<class C, class S, typename T>
383			void connect(C& widget, void (S::*setter)(T)) {
384			void (PropEditor::f)(const C w, void (S::*setter)(T)) =
385			&PropEditor<M>::call_setter;
386			widget.signal_value_changed().connect(
387			sigc::bind(sigc::mem_fun(*this, f), &widget, setter));
388			}
389
390			void connect(NoteEntry& eKeyRangeLow, NoteEntry& eKeyRangeHigh,
391			gig::range_t M::* range) {
392			eKeyRangeLow.signal_value_changed().connect(
393			sigc::bind(
394			sigc::mem_fun(*this, &PropEditor::key_range_low_changed),
395			&eKeyRangeLow, &eKeyRangeHigh, range));
396			eKeyRangeHigh.signal_value_changed().connect(
397			sigc::bind(
398			sigc::mem_fun(*this, &PropEditor::key_range_high_changed),
399			&eKeyRangeLow, &eKeyRangeHigh, range));
400			sig.connect(
401			sigc::bind(sigc::mem_fun(*this, &PropEditor::get_key_range),
402			&eKeyRangeLow, &eKeyRangeHigh, range));
403			}
404
405			void update(M* m) {
406			update_model++;
407			this->m = m;
408			sig.emit();
409			update_model--;
410			}
411
412			private:
413			sigc::signal<void> sig;
414
415			void key_range_low_changed(NoteEntry* eKeyRangeLow,
416			NoteEntry* eKeyRangeHigh,
417			gig::range_t M::* range) {
418			if (update_model == 0) {
419			uint8_t value = eKeyRangeLow->get_value();
420			(m->*range).low = value;
421			if (value > (m->*range).high) {
422			eKeyRangeHigh->set_value(value);
423			}
424			sig_changed();
425			}
426			}
427
428			void key_range_high_changed(NoteEntry* eKeyRangeLow,
429			NoteEntry* eKeyRangeHigh,
430			gig::range_t M::* range) {
431			if (update_model == 0) {
432			uint8_t value = eKeyRangeHigh->get_value();
433			(m->*range).high = value;
434			if (value < (m->*range).low) {
435			eKeyRangeLow->set_value(value);
436			}
437			sig_changed();
438			}
439			}
440
441			template<class C, typename T>
442			void set_member(const C* w, T M::* member) {
443			if (update_model == 0) {
444			m->*member = w->get_value();
445			sig_changed();
446			}
447			}
448
449			template<class C, typename T>
450			void get_member(C* w, T M::* member) {
451			w->set_value(m->*member);
452			}
453
454			void get_key_range(NoteEntry* eKeyRangeLow,
455			NoteEntry* eKeyRangeHigh,
456	persson	2841	gig::range_t M::* range) const {
457	persson	2423	eKeyRangeLow->set_value((m->*range).low);
458			eKeyRangeHigh->set_value((m->*range).high);
459			}
460
461			template<class C, class S, typename T>
462			void call_setter(const C* w, void (S::*setter)(T)) {
463			if (update_model == 0) {
464			(static_cast<S>(this)->setter)(w->get_value());
465			sig_changed();
466			}
467			}
468			};
469
470	schoenebeck	1225	#endif