gui_controls.h

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/* Calf DSP Library
 * Universal GUI module
 * Copyright (C) 2007 Krzysztof Foltman
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General
 * Public License along with this program; if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 
 * Boston, MA 02111-1307, USA.
 */
#ifndef __CALF_GUI_CONTROLS_H
#define __CALF_GUI_CONTROLS_H
 
#include <config.h>
#include <assert.h>
#include <sys/time.h>
#include <calf/ctl_curve.h>
#include <calf/ctl_keyboard.h>
#include <calf/ctl_knob.h>
#include <calf/ctl_led.h>
#include <calf/ctl_tube.h>
#include <calf/ctl_vumeter.h>
#include <calf/ctl_frame.h>
#include <calf/ctl_fader.h>
#include <calf/ctl_notebook.h>
#include <calf/ctl_meterscale.h>
#include <calf/ctl_phasegraph.h>
#include <calf/ctl_linegraph.h>
#include <calf/ctl_buttons.h>
#include <calf/ctl_tuner.h>
#include <calf/ctl_combobox.h>
#include <calf/ctl_pattern.h>
#include <calf/giface.h>
#include <calf/gui.h>
#include <calf/utils.h>
#include <gdk/gdk.h>
#include <gdk/gdkkeysyms.h>
#include <iostream>
#include <vector>
#include <algorithm>
 
struct CalfCurve;
struct CalfKeyboard;
struct CalfLed;
 
namespace calf_plugins {

// containers
 
struct table_container: public control_base
{
    virtual GtkWidget *create(plugin_gui *_gui);
    virtual void add(control_base *base);
};
 
struct alignment_container: public control_base
{
    virtual GtkWidget *create(plugin_gui *_gui);
};
 
struct frame_container: public control_base
{
    virtual GtkWidget *create(plugin_gui *_gui);
};
 
struct box_container: public control_base
{
    virtual void add(control_base *base);
};
 
struct vbox_container: public box_container
{
    virtual GtkWidget *create(plugin_gui *_gui);
};
 
struct hbox_container: public box_container
{
    virtual GtkWidget *create(plugin_gui *_gui);
};
 
struct scrolled_container: public control_base
{
    virtual void add(control_base *base);
    virtual GtkWidget *create(plugin_gui *_gui);
};

// controls
 
struct notebook_param_control: public param_control
{
    int page;
    virtual bool is_container() { return true; };
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void created();
    virtual void add(control_base *base);
    virtual void get();
    virtual void set();
    static void notebook_page_changed(GtkWidget *widget, GtkWidget *page, guint id, gpointer user);
};

struct label_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set() {}
};

struct value_param_control: public param_control, public send_updates_iface
{
    std::string old_value;
 
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set();
    virtual void send_status(const char *key, const char *value);
};

struct vumeter_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set();
};

struct led_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set();
};

struct tube_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set();
};

struct hscale_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get();
    virtual void set();
    static void hscale_value_changed(GtkHScale *widget, gpointer value);
    static gchar *hscale_format_value(GtkScale *widget, double arg1, gpointer value);
};

struct vscale_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get();
    virtual void set();
    static void vscale_value_changed(GtkHScale *widget, gpointer value);
};

struct spin_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get();
    virtual void set();
    static void value_changed(GtkSpinButton *widget, gpointer value);
};

struct check_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get();
    virtual void set();
    
    static void check_value_changed(GtkCheckButton *widget, gpointer value);
};

struct toggle_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get();
    virtual void set();
    
    static void toggle_value_changed(GtkWidget *widget, gpointer value);
};

struct tap_button_param_control: public param_control
{
    guint last_time;
    gint timer;
    float avg_value, value;
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get();
    virtual void set();
    static void tap_button_stop_waiting(gpointer value);
    static gboolean tap_button_released(GtkWidget *widget, gpointer value);
    static gboolean tap_button_pressed(GtkWidget *widget, GdkEventButton *event, gpointer value);
};

struct radio_param_control: public param_control
{
    int value;
    
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get();
    virtual void set();
    
    static void radio_clicked(GtkRadioButton *widget, gpointer value);
};

struct button_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get();
    virtual void set();
    static void button_clicked(GtkButton *widget, gpointer value);
    static void button_press_event(GtkButton *widget, GdkEvent *event, gpointer value);
};

struct combo_box_param_control: public param_control, public send_updates_iface
{
    GtkListStore *lstore;
    std::map<std::string, GtkTreeIter> key2pos;
    std::string last_list;
    std::string last_key;
    bool populating;
    
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get();
    virtual void set();
    virtual void send_status(const char *key, const char *value);
    void set_to_last_key();
    static void combo_value_changed(GtkComboBox *widget, gpointer value);
};

struct line_graph_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get();
    virtual void set();
    static void freqhandle_value_changed(GtkWidget *widget, gpointer p);
    virtual void on_idle();
    virtual ~line_graph_param_control();
};

struct phase_graph_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set();
    virtual void on_idle();
    virtual ~phase_graph_param_control();
};

struct tuner_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set();
    virtual void on_idle();
    int cents_no;
    virtual ~tuner_param_control();
};

struct pattern_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set();
    virtual void send_configure(const char *key, const char *value);
    static void on_handle_changed(CalfPattern *widget, calf_pattern_handle *handle, pattern_param_control *pThis);
    int param_bars, param_beats;
};

struct knob_param_control: public param_control
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get();
    virtual void set();
    static void knob_value_changed(GtkWidget *widget, gpointer value);
};

struct keyboard_param_control: public param_control
{
    CalfKeyboard *kb;
    
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set() {}
    virtual void send_configure(const char *key, const char *value) {}
};

struct curve_param_control: public param_control, public send_configure_iface
{
    CalfCurve *curve;
    
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set() {}
    virtual void send_configure(const char *key, const char *value);
};

struct meter_scale_param_control: public param_control, public send_configure_iface
{
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set() {}
    virtual void send_configure(const char *key, const char *value) {};
};

struct entry_param_control: public param_control, public send_configure_iface
{
    GtkEntry *entry;
    
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set() {}
    virtual void send_configure(const char *key, const char *value);
    static void entry_value_changed(GtkWidget *widget, gpointer value);
};

struct filechooser_param_control: public param_control, public send_configure_iface
{
    GtkFileChooserButton *filechooser;
    
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set() {}
    virtual void send_configure(const char *key, const char *value);
    static void filechooser_value_changed(GtkWidget *widget, gpointer value);
};

struct listview_param_control: public param_control, public send_configure_iface
{
    GtkTreeView *tree;
    GtkListStore *lstore;
    const calf_plugins::table_metadata_iface *tmif;
    int cols;
    std::vector<GtkTreeIter> positions;
    
    virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
    virtual void get() {}
    virtual void set() {}
    virtual void send_configure(const char *key, const char *value);
protected:
    void set_rows(unsigned int needed_rows);
    static void on_edited(GtkCellRenderer *renderer, gchar *path, gchar *new_text, listview_param_control *pThis);
    static void on_editing_canceled(GtkCellRenderer *renderer, listview_param_control *pThis);    
};
 
};
 
#endif