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

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