src/preset_gui.cpp

   1 /* Calf DSP Library
   2  * GUI functions for preset management.
   3  * Copyright (C) 2007 Krzysztof Foltman
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
  18  */
  19
  20 #include <config.h>
  21 #include <map>
  22 #include <glade/glade.h>
  23 #include <calf/giface.h>
  24 #include <calf/gui.h>
  25 #include <calf/preset.h>
  26 #include <calf/preset_gui.h>
  27 #include <calf/main_win.h>
  28
  29 using namespace calf_plugins;
  30 using namespace std;
  31
  32 // this way of filling presets menu is not that great
  33
  34 GladeXML *store_preset_xml = NULL;
  35 GtkWidget *store_preset_dlg = NULL;
  36
  37 void store_preset_dlg_destroy(GtkWindow *window, gpointer data)
  38 {
  39     store_preset_dlg = NULL;
  40 }
  41
  42 void calf_plugins::store_preset(GtkWindow *toplevel, plugin_gui *gui)
  43 {
  44     if (store_preset_dlg)
  45     {
  46         gtk_window_present(GTK_WINDOW(store_preset_dlg));
  47         return;
  48     }
  49     store_preset_xml = glade_xml_new(PKGLIBDIR "/calf.glade", NULL, NULL);
  50     store_preset_dlg = glade_xml_get_widget(store_preset_xml, "store_preset");
  51     gtk_signal_connect(GTK_OBJECT(store_preset_dlg), "destroy", G_CALLBACK(store_preset_dlg_destroy), NULL);
  52     GtkWidget *preset_name_combo = glade_xml_get_widget(store_preset_xml, "preset_name");
  53     GtkTreeModel *model = GTK_TREE_MODEL(gtk_list_store_new(1, G_TYPE_STRING));
  54     gtk_combo_box_set_model(GTK_COMBO_BOX(preset_name_combo), model);
  55     gtk_combo_box_entry_set_text_column(GTK_COMBO_BOX_ENTRY(preset_name_combo), 0);
  56     for(preset_vector::const_iterator i = get_user_presets().presets.begin(); i != get_user_presets().presets.end(); i++)
  57     {
  58         if (i->plugin != gui->effect_name)
  59             continue;
  60         gtk_combo_box_append_text(GTK_COMBO_BOX(preset_name_combo), i->name.c_str());
  61     }
  62     int response = gtk_dialog_run(GTK_DIALOG(store_preset_dlg));
  63
  64     plugin_preset sp;
  65     sp.name = gtk_combo_box_get_active_text(GTK_COMBO_BOX(preset_name_combo));
  66     sp.bank = 0;
  67     sp.program = 0;
  68     sp.plugin = gui->effect_name;
  69
  70     gtk_widget_destroy(store_preset_dlg);
  71     if (response == GTK_RESPONSE_OK)
  72     {
  73         sp.get_from(gui->plugin);
  74         preset_list tmp;
  75         try {
  76             tmp.load(tmp.get_preset_filename(false).c_str());
  77         }
  78         catch(...)
  79         {
  80             tmp = get_user_presets();
  81         }
  82         bool found = false;
  83         for(preset_vector::const_iterator i = tmp.presets.begin(); i != tmp.presets.end(); i++)
  84         {
  85             if (i->plugin == gui->effect_name && i->name == sp.name)
  86             {
  87                 found = true;
  88                 break;
  89             }
  90         }
  91         if (found)
  92         {
  93             GtkWidget *dialog = gtk_message_dialog_new(gui->window->toplevel, GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_QUESTION, GTK_BUTTONS_OK_CANCEL,
  94                 "Preset '%s' already exists. Overwrite?", sp.name.c_str());
  95             int response = gtk_dialog_run(GTK_DIALOG(dialog));
  96             gtk_widget_destroy(dialog);
  97             if (response != GTK_RESPONSE_OK)
  98                 return;
  99         }
 100         tmp.add(sp);
 101         get_user_presets() = tmp;
 102         get_user_presets().save(tmp.get_preset_filename(false).c_str());
 103         gui->window->main->refresh_all_presets(false);
 104     }
 105     //gtk_window_set_transient_for(GTK_WINDOW(store_preset_dlg), toplevel);
 106 }
 107
 108 void calf_plugins::activate_preset(GtkAction *action, activate_preset_params *params)
 109 {
 110     plugin_gui *gui = params->gui;
 111     plugin_preset &p = (params->builtin ? get_builtin_presets() : get_user_presets()).presets[params->preset];
 112     if (p.plugin != gui->effect_name)
 113         return;
 114     if (!gui->plugin->activate_preset(p.bank, p.program))
 115         p.activate(gui->plugin);
 116     gui->refresh();
 117 }
 118