synfig-studio/trunk/src/gtkmm/dockdialog.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file dockdialog.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **      Copyright (c) 2007, 2008 Chris Moore
  10 **
  11 **      This package is free software; you can redistribute it and/or
  12 **      modify it under the terms of the GNU General Public License as
  13 **      published by the Free Software Foundation; either version 2 of
  14 **      the License, or (at your option) any later version.
  15 **
  16 **      This package is distributed in the hope that it will be useful,
  17 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  19 **      General Public License for more details.
  20 **      \endlegal
  21 */
  22 /* ========================================================================= */
  23
  24 /* === H E A D E R S ======================================================= */
  25
  26 #ifdef USING_PCH
  27 #       include "pch.h"
  28 #else
  29 #ifdef HAVE_CONFIG_H
  30 #       include <config.h>
  31 #endif
  32
  33 #include "app.h"
  34 #include <sigc++/adaptors/hide.h>
  35
  36 #include "dockdialog.h"
  37 #include "dockbook.h"
  38 #include "dockmanager.h"
  39 #include "toolbox.h"
  40 #include "widget_compselect.h"
  41 #include <synfig/general.h>
  42 #include <synfig/uniqueid.h>
  43 #include <gtkmm/table.h>
  44 #include <sigc++/hide.h>
  45 #include <sigc++/slot.h>
  46 #include <sigc++/retype_return.h>
  47 #include <sigc++/retype.h>
  48 #include "canvasview.h"
  49 #include <gtkmm/paned.h>
  50 #include <gtkmm/box.h>
  51 #include <synfigapp/main.h>
  52
  53 #include "general.h"
  54
  55 #endif
  56
  57 /* === U S I N G =========================================================== */
  58
  59 using namespace std;
  60 using namespace etl;
  61 using namespace synfig;
  62 using namespace studio;
  63
  64 /* === M A C R O S ========================================================= */
  65
  66 #define GRAB_HINT_DATA(y,default)       { \
  67                 String x; \
  68                 if(synfigapp::Main::settings().get_value(String("pref.")+y+"_hints",x)) \
  69                 { \
  70                         set_type_hint((Gdk::WindowTypeHint)atoi(x.c_str()));    \
  71                 } else {\
  72                         set_type_hint(default); \
  73                 } \
  74         }
  75
  76 /* === G L O B A L S ======================================================= */
  77
  78 /* === P R O C E D U R E S ================================================= */
  79
  80 /* === M E T H O D S ======================================================= */
  81
  82 DockDialog::DockDialog():
  83         Gtk::Window(Gtk::WINDOW_TOPLEVEL)
  84 {
  85         composition_selector_=false;
  86         is_deleting=false;
  87         is_horizontal=false;
  88         last_dock_book=0;
  89         box=0;
  90
  91         widget_comp_select=new Widget_CompSelect();
  92
  93         // Give ourselves an ID that is most likely unique
  94         set_id(synfig::UniqueID().get_uid()^reinterpret_cast<long>(this));
  95
  96         set_role(strprintf("dock_dialog_%d",get_id()));
  97         GRAB_HINT_DATA(
  98                 "dock_dialog",
  99 #ifdef __APPLE__
 100                 Gdk::WINDOW_TYPE_HINT_NORMAL
 101 #else
 102                 Gdk::WINDOW_TYPE_HINT_UTILITY
 103 #endif
 104         );
 105         set_keep_above(false);
 106
 107         //! \todo can we set dialog windows transient for all normal windows, not just the toolbox?
 108         //! paragraph 3 of http://standards.freedesktop.org/wm-spec/1.3/ar01s07.html suggests we can
 109         // this seems to have bad effects on KDE, so leave it disabled by default
 110         if(getenv("SYNFIG_TRANSIENT_DIALOGS"))
 111                 set_transient_for(*App::toolbox);
 112
 113         // Set up the window
 114         //set_type_hint(Gdk::WINDOW_TYPE_HINT_UTILITY);
 115         set_title(_("Dock Panel"));
 116
 117         // Register with the dock manager
 118         App::dock_manager->dock_dialog_list_.push_back(this);
 119
 120
 121         // connect our signals
 122         signal_delete_event().connect(
 123                 sigc::hide(
 124                         sigc::mem_fun(*this,&DockDialog::close)
 125                 )
 126         );
 127
 128 /*
 129         App::signal_canvas_view_focus().connect(
 130                 sigc::hide(
 131                         sigc::mem_fun(
 132                                 *this,
 133                                 &DockDialog::refresh_accel_group
 134                         )
 135                 )
 136         );
 137 */
 138
 139         add_accel_group(App::ui_manager()->get_accel_group());
 140         App::signal_present_all().connect(sigc::mem_fun0(*this,&DockDialog::present));
 141
 142 }
 143
 144 DockDialog::~DockDialog()
 145 {
 146         empty_sig.disconnect();
 147
 148         is_deleting=true;
 149
 150         // Remove all of the dock books
 151         for(;!dock_book_list.empty();dock_book_list.pop_front())
 152         {
 153                 dock_book_list.front()->clear();
 154
 155                 //! \todo Fix this UGLY HACK
 156                 // The following line really should be uncommented,
 157                 // but it causes crashes. Without it, a small
 158                 // memory hole is created--but at least it doesn't crash
 159                 // delete dock_book_list.front();
 160
 161                 // Oddly enough, the following line should
 162                 // theoretically do the same thing after this
 163                 // class is destroyed, but it doesn't seem to
 164                 // cause a crash.  It does, however, trigger this warning:
 165                 //
 166                 //   A floating object was finalized. This means that someone
 167                 //   called g_object_unref() on an object that had only a
 168                 //   floating reference; the initial floating reference is not
 169                 //   owned by anyone and must be removed with g_object_ref_sink().
 170                 //
 171                 // manage(dock_book_list.front());
 172         }
 173
 174         // Remove us from the dock manager
 175         if(App::dock_manager)try{
 176                 std::list<DockDialog*>::iterator iter;
 177                 for(iter=App::dock_manager->dock_dialog_list_.begin();iter!=App::dock_manager->dock_dialog_list_.end();++iter)
 178                         if(*iter==this)
 179                         {
 180                                 App::dock_manager->dock_dialog_list_.erase(iter);
 181                                 break;
 182                         }
 183         }
 184         catch(...)
 185         {
 186                 synfig::warning("DockDialog::~DockDialog(): Exception thrown when trying to remove from dock manager...?");
 187         }
 188
 189         delete widget_comp_select;
 190 }
 191
 192 void
 193 DockDialog::drop_on_prepend(const Glib::RefPtr<Gdk::DragContext>& context, int, int, const Gtk::SelectionData& selection_data, guint, guint time)
 194 {
 195         if ((selection_data.get_length() >= 0) && (selection_data.get_format() == 8))
 196         {
 197                 Dockable& dockable(**reinterpret_cast<Dockable**>(const_cast<guint8*>(selection_data.get_data())));
 198                 prepend_dock_book()->add(dockable);
 199                 context->drag_finish(true, false, time);
 200                 return;
 201         }
 202
 203         context->drag_finish(false, false, time);
 204 }
 205
 206 void
 207 DockDialog::drop_on_append(const Glib::RefPtr<Gdk::DragContext>& context, int, int, const Gtk::SelectionData& selection_data, guint, guint time)
 208 {
 209         if ((selection_data.get_length() >= 0) && (selection_data.get_format() == 8))
 210         {
 211                 Dockable& dockable(**reinterpret_cast<Dockable**>(const_cast<guint8*>(selection_data.get_data())));
 212                 append_dock_book()->add(dockable);
 213                 context->drag_finish(true, false, time);
 214                 return;
 215         }
 216
 217         context->drag_finish(false, false, time);
 218 }
 219
 220
 221 void
 222 DockDialog::on_hide()
 223 {
 224         Gtk::Window::on_hide();
 225         close();
 226 }
 227
 228 DockBook*
 229 DockDialog::prepend_dock_book()
 230 {
 231         if(is_deleting)return 0;
 232
 233         dock_book_list.push_front(new DockBook);
 234         last_dock_book=dock_book_list.front();
 235
 236
 237         last_dock_book->signal_empty().connect(
 238                 sigc::bind(
 239                         sigc::mem_fun(*this,&DockDialog::erase_dock_book),
 240                         last_dock_book
 241                 )
 242         );
 243
 244         dock_book_sizes_.insert(dock_book_sizes_.begin(),225);
 245         refresh();
 246         return last_dock_book;
 247 }
 248
 249 DockBook*
 250 DockDialog::append_dock_book()
 251 {
 252         if(is_deleting)return 0;
 253
 254         dock_book_list.push_back(new DockBook);
 255         last_dock_book=dock_book_list.back();
 256         last_dock_book->signal_empty().connect(
 257                 sigc::bind(
 258                         sigc::mem_fun(*this,&DockDialog::erase_dock_book),
 259                         last_dock_book
 260                 )
 261         );
 262         last_dock_book->signal_changed().connect(
 263                 sigc::mem_fun(*this,&DockDialog::refresh_title)
 264         );
 265         last_dock_book->signal_changed().connect(
 266                 sigc::mem_fun(*this,&DockDialog::refresh_title)
 267         );
 268         dock_book_sizes_.push_back(225);
 269
 270         //last_dock_book->show();
 271         refresh();
 272         return last_dock_book;
 273 }
 274
 275 void
 276 DockDialog::erase_dock_book(DockBook* dock_book)
 277 {
 278         if(is_deleting)return;
 279
 280         std::list<DockBook*>::iterator iter;
 281         for(iter=dock_book_list.begin();iter!=dock_book_list.end();++iter)
 282                 if(*iter==dock_book)
 283                 {
 284                         dock_book_list.erase(iter);
 285
 286                         if(dock_book_list.empty())
 287                         {
 288                                 last_dock_book=0;
 289                                 close();
 290                                 return;
 291                         }
 292                         else
 293                         {
 294                                 if(last_dock_book==dock_book)
 295                                         last_dock_book=dock_book_list.front();
 296                         }
 297
 298                         refresh();
 299
 300                         return;
 301                 }
 302 }
 303
 304 void
 305 DockDialog::refresh()
 306 {
 307         // synfig::info("dock_book_list.size()=%d",dock_book_list.size());
 308         //remove();
 309
 310         if(dock_book_list.empty())
 311                 return;
 312
 313         if(box)delete box;
 314         box=(manage(is_horizontal?(Gtk::Box*)new Gtk::HBox:(Gtk::Box*)new Gtk::VBox));
 315         add(*box);
 316
 317         box->pack_start(*widget_comp_select,false,true);
 318
 319         Gtk::Button* append_button(manage(new Gtk::Button));
 320         Gtk::Button* prepend_button(manage(new Gtk::Button));
 321
 322         std::list<Gtk::TargetEntry> listTargets;
 323         listTargets.push_back( Gtk::TargetEntry("DOCK") );
 324
 325         append_button->drag_dest_set(listTargets);
 326         prepend_button->drag_dest_set(listTargets);
 327
 328         append_button->signal_drag_data_received().connect(
 329                 sigc::mem_fun(*this,&DockDialog::drop_on_append)
 330         );
 331
 332         prepend_button->signal_drag_data_received().connect(
 333                 sigc::mem_fun(*this,&DockDialog::drop_on_prepend)
 334         );
 335
 336         box->pack_start(*prepend_button,false,true);
 337         box->pack_end(*append_button,false,true);
 338
 339         //prepend_button->show();
 340         //append_button->show();
 341         panels_.clear();
 342
 343         if(dock_book_list.size()==1)
 344         {
 345                 box->pack_start(get_dock_book(),true,true);
 346         }
 347         else
 348         {
 349                 Gtk::Paned* parent(manage(is_horizontal?(Gtk::Paned*)new Gtk::HPaned:(Gtk::Paned*)new Gtk::VPaned));
 350
 351                 panels_.push_back(parent);
 352
 353                 if(panels_.size()<=dock_book_sizes_.size())
 354                         panels_.back()->set_position(dock_book_sizes_[panels_.size()-1]);
 355                 panels_.back()->property_position().signal_changed().connect(
 356                         sigc::mem_fun(*this,&DockDialog::rebuild_sizes)
 357                 );
 358                 //parent->show();
 359                 parent->add1(*dock_book_list.front());
 360                 //dock_book_list.front()->show();
 361
 362                 box->pack_start(*parent,true,true);
 363
 364                 std::list<DockBook*>::iterator iter,next;
 365                 for(next=dock_book_list.begin(),next++,iter=next++;next!=dock_book_list.end();iter=next++)
 366                 {
 367                         Gtk::Paned* current(manage(is_horizontal?(Gtk::Paned*)new Gtk::HPaned:(Gtk::Paned*)new Gtk::VPaned));
 368                         panels_.push_back(current);
 369
 370                         if(panels_.size()<=dock_book_sizes_.size())
 371                                 panels_.back()->set_position(dock_book_sizes_[panels_.size()-1]);
 372                         panels_.back()->property_position().signal_changed().connect(
 373                                 sigc::mem_fun(*this,&DockDialog::rebuild_sizes)
 374                         );
 375
 376
 377                         parent->add2(*current);
 378
 379                         current->add1(**iter);
 380                         //(*iter)->show();
 381                         //current->show();
 382
 383                         parent=current;
 384                 }
 385                 parent->add2(**iter);
 386                 //(*iter)->show();
 387         }
 388
 389         box->show_all();
 390         if(!composition_selector_)
 391                 widget_comp_select->hide();
 392         rebuild_sizes();
 393 }
 394
 395 void
 396 DockDialog::rebuild_sizes()
 397 {
 398         unsigned int i=0;
 399         dock_book_sizes_.clear();
 400         for(i=0;i<panels_.size();i++)
 401         {
 402                 dock_book_sizes_.push_back(panels_[i]->get_position());
 403         }
 404 }
 405
 406 void
 407 DockDialog::set_dock_book_sizes(const std::vector<int>& new_sizes)
 408 {
 409         unsigned int i=0;
 410         for(i=0;i<panels_.size() && i<new_sizes.size();i++)
 411         {
 412                 panels_[i]->set_position(new_sizes[i]);
 413         }
 414         dock_book_sizes_=new_sizes;
 415         //rebuild_sizes();
 416 }
 417
 418 void
 419 DockDialog::refresh_accel_group()
 420 {
 421 /*
 422         if(last_accel_group_)
 423         {
 424                 last_accel_group_->unlock();
 425                 remove_accel_group(last_accel_group_);
 426                 last_accel_group_=Glib::RefPtr<Gtk::AccelGroup>();
 427         }
 428
 429         etl::loose_handle<CanvasView> canvas_view(App::get_selected_canvas_view());
 430         if(canvas_view)
 431         {
 432                 last_accel_group_=canvas_view->get_accel_group();
 433                 last_accel_group_->lock();
 434                 add_accel_group(last_accel_group_);
 435         }
 436 */
 437         etl::loose_handle<CanvasView> canvas_view(App::get_selected_canvas_view());
 438         if(canvas_view)
 439         {
 440                 canvas_view->mainmenu.accelerate(*this);
 441         }
 442 }
 443
 444 bool
 445 DockDialog::close()
 446 {
 447         if (getenv("SYNFIG_DEBUG_DESTRUCTORS"))
 448                 synfig::info("DockDialog::close(): Deleted");
 449
 450         empty_sig.disconnect();
 451         //get_dock_book().clear();
 452         delete this;
 453         return true;
 454 }
 455
 456 DockBook&
 457 DockDialog::get_dock_book()
 458 {
 459         if(!last_dock_book)
 460                 return *append_dock_book();
 461         return *last_dock_book;
 462 }
 463
 464 const DockBook&
 465 DockDialog::get_dock_book()const
 466 {
 467         return *last_dock_book;
 468 }
 469
 470
 471 synfig::String
 472 DockDialog::get_contents()const
 473 {
 474         synfig::String ret;
 475
 476         std::list<DockBook*>::const_iterator iter;
 477         for(iter=dock_book_list.begin();iter!=dock_book_list.end();++iter)
 478         {
 479                 if(!ret.empty())
 480                         ret+=is_horizontal?" | ":" - ";
 481                 ret+=(*iter)->get_contents();
 482         }
 483
 484
 485         return ret;
 486 }
 487
 488 void
 489 DockDialog::set_contents(const synfig::String& z)
 490 {
 491         int x,y;
 492         get_size(x,y);
 493
 494         synfig::String str(z);
 495         while(!str.empty())
 496         {
 497                 synfig::String::size_type separator=str.find_first_of('-');
 498                 {
 499                         synfig::String::size_type sep2=str.find_first_of('|');
 500                         if(separator!=synfig::String::npos || sep2!=synfig::String::npos)
 501                         {
 502                                 if((separator==synfig::String::npos || sep2<separator) && sep2!=synfig::String::npos)
 503                                 {
 504                                         separator=sep2;
 505                                         is_horizontal=true;
 506                                 }
 507                                 else
 508                                         is_horizontal=false;
 509                         }
 510                 }
 511
 512                 synfig::String book_contents;
 513                 if(separator==synfig::String::npos)
 514                 {
 515                         book_contents=str;
 516                         str.clear();
 517                 }
 518                 else
 519                 {
 520                         book_contents=String(str.begin(),str.begin()+separator);
 521                         str=String(str.begin()+separator+1,str.end());
 522                 }
 523
 524                 try
 525                 {
 526                         append_dock_book()->set_contents(book_contents);
 527                 }catch(...) { }
 528         }
 529
 530         resize(x,y);
 531 }
 532
 533 void
 534 DockDialog::set_composition_selector(bool x)
 535 {
 536         if(x==get_composition_selector())
 537                 return;
 538         composition_selector_=x;
 539         if(x)
 540                 widget_comp_select->show();
 541         else
 542                 widget_comp_select->hide();
 543 }
 544
 545 void
 546 DockDialog::refresh_title()
 547 {
 548         if(is_deleting)return;
 549         if(dock_book_list.size())
 550         {
 551                 synfig::String title;
 552
 553                 std::list<DockBook*>::const_iterator iter;
 554                 for(iter=dock_book_list.begin();iter!=dock_book_list.end();++iter)
 555                 {
 556                         if(!title.empty())
 557                                 title+=", ";
 558                         title+=(*iter)->get_local_contents();
 559                 }
 560                 set_title(title);
 561         }
 562         else
 563                 set_title(_("Empty Dock Panel"));
 564 }