gtk2_ardour/theme_manager.cc

   1 /*
   2     Copyright (C) 2000-2007 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <cmath>
  21 #include <iostream>
  22 #include <fstream>
  23 #include <errno.h>
  24
  25 #include "fix_carbon.h"
  26
  27 #include <gtkmm/stock.h>
  28 #include <gtkmm/settings.h>
  29
  30 #include "gtkmm2ext/gtk_ui.h"
  31 #include "gtkmm2ext/cell_renderer_color_selector.h"
  32
  33 #include "pbd/file_utils.h"
  34 #include "pbd/compose.h"
  35
  36 #include "ardour/filesystem_paths.h"
  37
  38 #include "ardour_button.h"
  39 #include "canvas-waveview.h"
  40 #include "theme_manager.h"
  41 #include "rgb_macros.h"
  42 #include "ardour_ui.h"
  43 #include "global_signals.h"
  44
  45 #include "i18n.h"
  46
  47 using namespace std;
  48 using namespace Gtk;
  49 using namespace PBD;
  50 using namespace ARDOUR;
  51
  52 sigc::signal<void> ColorsChanged;
  53 sigc::signal<void,uint32_t> ColorChanged;
  54
  55 ThemeManager::ThemeManager()
  56         : ArdourWindow (_("Theme Manager"))
  57         , dark_button (_("Dark Theme"))
  58         , light_button (_("Light Theme"))
  59         , reset_button (_("Restore Defaults"))
  60         , flat_buttons (_("Draw \"flat\" buttons"))
  61         , all_dialogs (_("All floating windows are dialogs"))
  62         , gradient_waveforms (_("Draw waveforms with color gradient"))
  63 {
  64         set_title (_("Theme Manager"));
  65
  66         color_list = TreeStore::create (columns);
  67         color_display.set_model (color_list);
  68         color_display.append_column (_("Object"), columns.name);
  69
  70         Gtkmm2ext::CellRendererColorSelector* color_renderer = manage (new Gtkmm2ext::CellRendererColorSelector);
  71         TreeViewColumn* color_column = manage (new TreeViewColumn (_("Color"), *color_renderer));
  72         color_column->add_attribute (color_renderer->property_color(), columns.gdkcolor);
  73
  74         color_display.append_column (*color_column);
  75
  76         color_display.get_column (0)->set_data (X_("colnum"), GUINT_TO_POINTER(0));
  77         color_display.get_column (0)->set_expand (true);
  78         color_display.get_column (1)->set_data (X_("colnum"), GUINT_TO_POINTER(1));
  79         color_display.get_column (1)->set_expand (false);
  80         color_display.set_reorderable (false);
  81         color_display.get_selection()->set_mode (SELECTION_NONE);
  82         color_display.set_headers_visible (true);
  83
  84         scroller.add (color_display);
  85         scroller.set_policy (POLICY_NEVER, POLICY_AUTOMATIC);
  86
  87         RadioButton::Group group = dark_button.get_group();
  88         light_button.set_group(group);
  89         theme_selection_hbox.set_homogeneous(false);
  90         theme_selection_hbox.pack_start (dark_button);
  91         theme_selection_hbox.pack_start (light_button);
  92
  93         Gtk::VBox* vbox = Gtk::manage (new Gtk::VBox ());
  94         vbox->set_homogeneous (false);
  95         vbox->pack_start (theme_selection_hbox, PACK_SHRINK);
  96         vbox->pack_start (reset_button, PACK_SHRINK);
  97 #ifndef __APPLE__
  98         vbox->pack_start (all_dialogs, PACK_SHRINK);
  99 #endif
 100         vbox->pack_start (flat_buttons, PACK_SHRINK);
 101         vbox->pack_start (gradient_waveforms, PACK_SHRINK);
 102         vbox->pack_start (scroller);
 103
 104         vbox->show_all ();
 105
 106         add (*vbox);
 107
 108         color_display.signal_button_press_event().connect (sigc::mem_fun (*this, &ThemeManager::button_press_event), false);
 109
 110         color_dialog.get_colorsel()->set_has_opacity_control (true);
 111         color_dialog.get_colorsel()->set_has_palette (true);
 112
 113         color_dialog.get_ok_button()->signal_clicked().connect (sigc::bind (sigc::mem_fun (color_dialog, &Gtk::Dialog::response), RESPONSE_ACCEPT));
 114         color_dialog.get_cancel_button()->signal_clicked().connect (sigc::bind (sigc::mem_fun (color_dialog, &Gtk::Dialog::response), RESPONSE_CANCEL));
 115         dark_button.signal_toggled().connect (sigc::mem_fun (*this, &ThemeManager::on_dark_theme_button_toggled));
 116         light_button.signal_toggled().connect (sigc::mem_fun (*this, &ThemeManager::on_light_theme_button_toggled));
 117         reset_button.signal_clicked().connect (sigc::mem_fun (*this, &ThemeManager::reset_canvas_colors));
 118         flat_buttons.signal_toggled().connect (sigc::mem_fun (*this, &ThemeManager::on_flat_buttons_toggled));
 119         all_dialogs.signal_toggled().connect (sigc::mem_fun (*this, &ThemeManager::on_all_dialogs_toggled));
 120         gradient_waveforms.signal_toggled().connect (sigc::mem_fun (*this, &ThemeManager::on_gradient_waveforms_toggled));
 121
 122         Gtkmm2ext::UI::instance()->set_tip (all_dialogs,
 123                                             string_compose (_("Mark all floating windows to be type \"Dialog\" rather than using \"Utility\" for some.\n"
 124                                                               "This may help with some window managers. This requires a restart of %1 to take effect"),
 125                                                             PROGRAM_NAME));
 126
 127         set_size_request (-1, 400);
 128         setup_theme ();
 129 }
 130
 131 ThemeManager::~ThemeManager()
 132 {
 133 }
 134
 135 int
 136 ThemeManager::save (string /*path*/)
 137 {
 138         return 0;
 139 }
 140
 141 bool
 142 ThemeManager::button_press_event (GdkEventButton* ev)
 143 {
 144         TreeIter iter;
 145         TreeModel::Path path;
 146         TreeViewColumn* column;
 147         int cellx;
 148         int celly;
 149
 150         UIConfigVariable<uint32_t> *ccvar;
 151
 152         if (!color_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
 153                 return false;
 154         }
 155
 156         switch (GPOINTER_TO_UINT (column->get_data (X_("colnum")))) {
 157         case 0:
 158                 /* allow normal processing to occur */
 159                 return false;
 160
 161         case 1: /* color */
 162                 if ((iter = color_list->get_iter (path))) {
 163
 164                         UIConfigVariable<uint32_t>* var = (*iter)[columns.pVar];
 165                         if (!var) {
 166                                 /* parent row, do nothing */
 167                                 return false;
 168                         }
 169
 170                         int r,g, b, a;
 171                         uint32_t rgba = (*iter)[columns.rgba];
 172                         Gdk::Color color;
 173
 174                         UINT_TO_RGBA (rgba, &r, &g, &b, &a);
 175                         color.set_rgb_p (r / 255.0, g / 255.0, b / 255.0);
 176                         color_dialog.get_colorsel()->set_previous_color (color);
 177                         color_dialog.get_colorsel()->set_current_color (color);
 178                         color_dialog.get_colorsel()->set_previous_alpha (a * 256);
 179                         color_dialog.get_colorsel()->set_current_alpha (a * 256);
 180
 181                         ResponseType result = (ResponseType) color_dialog.run();
 182
 183                         switch (result) {
 184                         case RESPONSE_CANCEL:
 185                                 break;
 186                         case RESPONSE_ACCEPT:
 187                                 color = color_dialog.get_colorsel()->get_current_color();
 188                                 a = color_dialog.get_colorsel()->get_current_alpha();
 189                                 r = (int) floor (color.get_red_p() * 255.0);
 190                                 g = (int) floor (color.get_green_p() * 255.0);
 191                                 b = (int) floor (color.get_blue_p() * 255.0);
 192
 193                                 rgba = RGBA_TO_UINT(r,g,b,a>>8);
 194                                 (*iter)[columns.rgba] = rgba;
 195                                 (*iter)[columns.gdkcolor] = color;
 196
 197                                 ccvar = (*iter)[columns.pVar];
 198                                 ccvar->set(rgba);
 199                                 /* mark dirty ... */
 200                                 ARDOUR_UI::config()->set_dirty ();
 201                                 /* but save it immediately */
 202                                 ARDOUR_UI::config()->save_state ();
 203
 204                                 ColorsChanged(); //EMIT SIGNAL
 205                                 break;
 206
 207                         default:
 208                                 break;
 209
 210                         }
 211
 212                         color_dialog.hide ();
 213                 }
 214                 return true;
 215
 216         default:
 217                 break;
 218         }
 219
 220         return false;
 221 }
 222
 223 void
 224 load_rc_file (const string& filename, bool themechange)
 225 {
 226         std::string rc_file_path;
 227
 228         if (!find_file_in_search_path (ardour_config_search_path(), filename, rc_file_path)) {
 229                 warning << string_compose (_("Unable to find UI style file %1 in search path %2. %3 will look strange"),
 230                                            filename, ardour_config_search_path().to_string(), PROGRAM_NAME)
 231                                 << endmsg;
 232                 return;
 233         }
 234
 235         info << "Loading ui configuration file " << rc_file_path << endmsg;
 236
 237         Gtkmm2ext::UI::instance()->load_rcfile (rc_file_path, themechange);
 238 }
 239
 240 /* hmm, this is a problem. the profile doesn't
 241    exist when the theme manager is constructed
 242    and toggles buttons during "normal" GTK setup.
 243
 244    a better solution will be to make all Profile
 245    methods static or something.
 246
 247    XXX FIX ME
 248 */
 249
 250 #define HACK_PROFILE_IS_SAE() (getenv("ARDOUR_SAE")!=0)
 251
 252 void
 253 ThemeManager::on_flat_buttons_toggled ()
 254 {
 255         ARDOUR_UI::config()->flat_buttons.set (flat_buttons.get_active());
 256         ARDOUR_UI::config()->set_dirty ();
 257         ArdourButton::set_flat_buttons (flat_buttons.get_active());
 258         /* force a redraw */
 259         gtk_rc_reset_styles (gtk_settings_get_default());
 260 }
 261
 262 void
 263 ThemeManager::on_all_dialogs_toggled ()
 264 {
 265         ARDOUR_UI::config()->all_floating_windows_are_dialogs.set (all_dialogs.get_active());
 266         ARDOUR_UI::config()->set_dirty ();
 267 }
 268
 269 void
 270 ThemeManager::on_gradient_waveforms_toggled ()
 271 {
 272         ARDOUR_UI::config()->gradient_waveforms.set (gradient_waveforms.get_active());
 273         ARDOUR_UI::config()->set_dirty ();
 274
 275         gnome_canvas_waveview_set_gradient_waveforms (gradient_waveforms.get_active());
 276
 277         /* force a redraw */
 278         gtk_rc_reset_styles (gtk_settings_get_default());
 279 }
 280
 281 void
 282 ThemeManager::on_dark_theme_button_toggled()
 283 {
 284         if (!dark_button.get_active()) return;
 285
 286         if (HACK_PROFILE_IS_SAE()){
 287                 ARDOUR_UI::config()->ui_rc_file.set("ardour3_ui_dark_sae.rc");
 288         } else {
 289                 ARDOUR_UI::config()->ui_rc_file.set("ardour3_ui_dark.rc");
 290         }
 291         ARDOUR_UI::config()->set_dirty ();
 292
 293         load_rc_file (ARDOUR_UI::config()->ui_rc_file.get(), true);
 294 }
 295
 296 void
 297 ThemeManager::on_light_theme_button_toggled()
 298 {
 299         if (!light_button.get_active()) return;
 300
 301         if (HACK_PROFILE_IS_SAE()){
 302                 ARDOUR_UI::config()->ui_rc_file.set("ardour3_ui_light_sae.rc");
 303         } else {
 304                 ARDOUR_UI::config()->ui_rc_file.set("ardour3_ui_light.rc");
 305         }
 306
 307         load_rc_file (ARDOUR_UI::config()->ui_rc_file.get(), true);
 308 }
 309
 310 void
 311 ThemeManager::setup_theme ()
 312 {
 313         int r, g, b, a;
 314
 315         color_list->clear();
 316
 317         for (std::map<std::string,UIConfigVariable<uint32_t> *>::iterator i = ARDOUR_UI::config()->canvas_colors.begin(); i != ARDOUR_UI::config()->canvas_colors.end(); i++) {
 318
 319
 320                 UIConfigVariable<uint32_t>* var = i->second;
 321
 322                 TreeModel::Children rows = color_list->children();
 323                 TreeModel::Row row;
 324                 string::size_type colon;
 325
 326                 if ((colon = var->name().find (':')) != string::npos) {
 327
 328                         /* this is supposed to be a child node, so find the
 329                          * parent
 330                          */
 331
 332                         string parent = var->name().substr (0, colon);
 333                         TreeModel::iterator ri;
 334
 335                         for (ri = rows.begin(); ri != rows.end(); ++ri) {
 336                                 string s = (*ri)[columns.name];
 337                                 if (s == parent) {
 338                                         break;
 339                                 }
 340                         }
 341
 342                         if (ri == rows.end()) {
 343                                 /* not found, add the parent as new top level row */
 344                                 row = *(color_list->append());
 345                                 row[columns.name] = parent;
 346                                 row[columns.pVar] = 0;
 347
 348                                 /* now add the child as a child of this one */
 349
 350                                 row = *(color_list->insert (row->children().end()));
 351                                 row[columns.name] = var->name().substr (colon+1);
 352                         } else {
 353                                 row = *(color_list->insert ((*ri)->children().end()));
 354                                 row[columns.name] = var->name().substr (colon+1);
 355                         }
 356
 357                 } else {
 358                         /* add as a child */
 359                         row = *(color_list->append());
 360                         row[columns.name] = var->name();
 361                 }
 362
 363                 Gdk::Color col;
 364                 uint32_t rgba = var->get();
 365                 UINT_TO_RGBA (rgba, &r, &g, &b, &a);
 366                 //cerr << (*i)->name() << " == " << hex << rgba << ": " << hex << r << " " << hex << g << " " << hex << b << endl;
 367                 col.set_rgb_p (r / 255.0, g / 255.0, b / 255.0);
 368
 369                 row[columns.pVar] = var;
 370                 row[columns.rgba] = rgba;
 371                 row[columns.gdkcolor] = col;
 372         }
 373
 374         ColorsChanged.emit();
 375
 376         bool env_defined = false;
 377         string rcfile = Glib::getenv("ARDOUR3_UI_RC", env_defined);
 378
 379         if(!env_defined) {
 380                 rcfile = ARDOUR_UI::config()->ui_rc_file.get();
 381         }
 382
 383         if (rcfile == "ardour3_ui_dark.rc" || rcfile == "ardour3_ui_dark_sae.rc") {
 384                 dark_button.set_active();
 385         } else if (rcfile == "ardour3_ui_light.rc" || rcfile == "ardour3_ui_light_sae.rc") {
 386                 light_button.set_active();
 387         }
 388
 389         flat_buttons.set_active (ARDOUR_UI::config()->flat_buttons.get());
 390         all_dialogs.set_active (ARDOUR_UI::config()->all_floating_windows_are_dialogs.get());
 391         gradient_waveforms.set_active (ARDOUR_UI::config()->gradient_waveforms.get());
 392
 393         load_rc_file(rcfile, false);
 394 }
 395
 396 void
 397 ThemeManager::reset_canvas_colors()
 398 {
 399         ARDOUR_UI::config()->load_defaults();
 400         setup_theme ();
 401         /* mark dirty ... */
 402         ARDOUR_UI::config()->set_dirty ();
 403         /* but save it immediately */
 404         ARDOUR_UI::config()->save_state ();
 405 }
 406