git.sesse.net Git - vlc/blob - modules/gui/wxwindows/bookmarks.cpp

   1 /*****************************************************************************
   2  * bookmarks.cpp : wxWindows plugin for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2000-2004 VideoLAN
   5  * $Id: bookmarks.cpp 6961 2004-03-05 17:34:23Z sam $
   6  *
   7  * Authors: Gildas Bazin <gbazin@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #include <stdlib.h>                                      /* malloc(), free() */
  28 #include <errno.h>                                                 /* ENOMEM */
  29 #include <string.h>                                            /* strerror() */
  30 #include <stdio.h>
  31
  32 #include <vlc/vlc.h>
  33 #include <vlc/intf.h>
  34
  35 #include "wxwindows.h"
  36
  37 /* Callback prototype */
  38 static int PlaylistChanged( vlc_object_t *, const char *,
  39                             vlc_value_t, vlc_value_t, void * );
  40
  41 /*****************************************************************************
  42  * Class declaration.
  43  *****************************************************************************/
  44 class BookmarksDialog: public wxFrame
  45 {
  46 public:
  47     /* Constructor */
  48     BookmarksDialog( intf_thread_t *p_intf, wxWindow *p_parent );
  49     virtual ~BookmarksDialog();
  50
  51     bool Show( bool );
  52
  53 private:
  54
  55     void Update();
  56
  57     /* Event handlers (these functions should _not_ be virtual) */
  58     void OnClose( wxCommandEvent& event );
  59     void OnAdd( wxCommandEvent& event );
  60     void OnDel( wxCommandEvent& event );
  61     void OnClear( wxCommandEvent& event );
  62     void OnActivateItem( wxListEvent& event );
  63     void OnUpdate( wxCommandEvent &event );
  64
  65     DECLARE_EVENT_TABLE();
  66
  67     intf_thread_t *p_intf;
  68     wxWindow *p_parent;
  69
  70     wxListView *list_ctrl;
  71 };
  72
  73 /*****************************************************************************
  74  * Event Table.
  75  *****************************************************************************/
  76
  77 /* IDs for the controls and the menu commands */
  78 enum
  79 {
  80     /* menu items */
  81     ButtonAdd_Event = wxID_HIGHEST + 1,
  82     ButtonDel_Event,
  83     ButtonClear_Event
  84 };
  85
  86 DEFINE_LOCAL_EVENT_TYPE( wxEVT_BOOKMARKS );
  87
  88 BEGIN_EVENT_TABLE(BookmarksDialog, wxFrame)
  89     /* Hide the window when the user closes the window */
  90     EVT_CLOSE(BookmarksDialog::OnClose )
  91     EVT_BUTTON( ButtonAdd_Event, BookmarksDialog::OnAdd )
  92     EVT_BUTTON( ButtonDel_Event, BookmarksDialog::OnDel )
  93     EVT_BUTTON( ButtonClear_Event, BookmarksDialog::OnClear )
  94
  95     EVT_LIST_ITEM_ACTIVATED( -1, BookmarksDialog::OnActivateItem )
  96
  97     EVT_COMMAND( -1, wxEVT_BOOKMARKS, BookmarksDialog::OnUpdate )
  98 END_EVENT_TABLE()
  99
 100 /*****************************************************************************
 101  * Constructor.
 102  *****************************************************************************/
 103 BookmarksDialog::BookmarksDialog( intf_thread_t *_p_intf, wxWindow *p_parent )
 104   : wxFrame( p_parent->GetParent() ? p_parent->GetParent() : p_parent,
 105              -1, wxU(_("Bookmarks")),
 106              !p_parent->GetParent() ? wxDefaultPosition :
 107                wxPoint( p_parent->GetParent()->GetRect().GetX(),
 108                         p_parent->GetParent()->GetRect().GetY() +
 109                         p_parent->GetParent()->GetRect().GetHeight() + 40 ),
 110              wxSize( 500, -1 ),
 111              wxDEFAULT_FRAME_STYLE | wxFRAME_FLOAT_ON_PARENT )
 112 {
 113     /* Initializations */
 114     p_intf = _p_intf;
 115     SetIcon( *p_intf->p_sys->p_icon );
 116
 117     wxPanel *main_panel = new wxPanel( this, -1 );
 118     wxBoxSizer *main_sizer = new wxBoxSizer( wxHORIZONTAL );
 119
 120     wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
 121
 122     wxPanel *panel = new wxPanel( main_panel, -1 );
 123     wxBoxSizer *panel_sizer = new wxBoxSizer( wxVERTICAL );
 124     wxButton *button_add =
 125         new wxButton( panel, ButtonAdd_Event, wxU(_("Add")) );
 126     wxButton *button_del =
 127         new wxButton( panel, ButtonDel_Event, wxU(_("Remove")) );
 128     wxButton *button_clear =
 129         new wxButton( panel, ButtonClear_Event, wxU(_("Clear")) );
 130     panel_sizer->Add( button_add, 0, wxEXPAND );
 131     panel_sizer->Add( button_del, 0, wxEXPAND );
 132     panel_sizer->Add( button_clear, 0, wxEXPAND );
 133     panel->SetSizerAndFit( panel_sizer );
 134
 135     list_ctrl = new wxListView( main_panel, -1,
 136                                 wxDefaultPosition, wxDefaultSize,
 137                                 wxLC_REPORT | wxSUNKEN_BORDER |
 138                                 wxLC_SINGLE_SEL );
 139     list_ctrl->InsertColumn( 0, wxU(_("Description")) );
 140     list_ctrl->SetColumnWidth( 0, 240 );
 141     list_ctrl->InsertColumn( 1, wxU(_("Size offset")) );
 142     list_ctrl->InsertColumn( 2, wxU(_("Time offset")) );
 143
 144     sizer->Add( panel, 0, wxEXPAND | wxALL, 1 );
 145     sizer->Add( list_ctrl, 1, wxEXPAND | wxALL, 1 );
 146     main_panel->SetSizer( sizer );
 147
 148     main_sizer->Add( main_panel, 1, wxEXPAND );
 149     SetSizer( main_sizer );
 150
 151     playlist_t *p_playlist =
 152         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 153                                        FIND_ANYWHERE );
 154     if( p_playlist )
 155     {
 156        /* Some global changes happened -> Rebuild all */
 157        var_AddCallback( p_playlist, "playlist-current",
 158                         PlaylistChanged, this );
 159        vlc_object_release( p_playlist );
 160     }
 161 }
 162
 163 BookmarksDialog::~BookmarksDialog()
 164 {
 165     playlist_t *p_playlist =
 166         (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
 167                                        FIND_ANYWHERE );
 168     if( p_playlist )
 169     {
 170        /* Some global changes happened -> Rebuild all */
 171        var_DelCallback( p_playlist, "intf-change", PlaylistChanged, this );
 172
 173        vlc_object_release( p_playlist );
 174     }
 175 }
 176
 177 /*****************************************************************************
 178  * Private methods.
 179  *****************************************************************************/
 180 wxWindow *BookmarksDialog( intf_thread_t *p_intf, wxWindow *p_parent )
 181 {
 182     return new BookmarksDialog::BookmarksDialog( p_intf, p_parent );
 183 }
 184
 185 void BookmarksDialog::Update()
 186 {
 187     input_thread_t *p_input =
 188         (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 189                                            FIND_ANYWHERE );
 190     if( !p_input ) return;
 191
 192     seekpoint_t **pp_bookmarks;
 193     int i_bookmarks;
 194
 195     list_ctrl->DeleteAllItems();
 196     if( input_Control( p_input, INPUT_GET_BOOKMARKS, &pp_bookmarks,
 197                        &i_bookmarks ) != VLC_SUCCESS )
 198     {
 199         vlc_object_release( p_input );
 200         return;
 201     }
 202
 203     for( int i = 0; i < i_bookmarks; i++ )
 204     {
 205         list_ctrl->InsertItem( i, wxL2U( pp_bookmarks[i]->psz_name ) );
 206         list_ctrl->SetItem( i, 1, wxString::Format(wxT("%i"),
 207                             pp_bookmarks[i]->i_byte_offset ) );
 208         list_ctrl->SetItem( i, 2, wxString::Format(wxT("%i"),
 209                             pp_bookmarks[i]->i_time_offset/1000000 ) );
 210     }
 211
 212     vlc_object_release( p_input );
 213 }
 214
 215 bool BookmarksDialog::Show( bool show )
 216 {
 217     Update();
 218     return wxFrame::Show( show );
 219 }
 220
 221 void BookmarksDialog::OnClose( wxCommandEvent& event )
 222 {
 223     Hide();
 224 }
 225
 226 void BookmarksDialog::OnAdd( wxCommandEvent& event )
 227 {
 228     input_thread_t *p_input =
 229         (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 230                                            FIND_ANYWHERE );
 231     if( !p_input ) return;
 232
 233     seekpoint_t bookmark;
 234     vlc_value_t pos;
 235     var_Get( p_input, "position", &pos );
 236     bookmark.psz_name = NULL;
 237     bookmark.i_byte_offset =
 238       (int64_t)((double)pos.f_float * p_input->stream.p_selected_area->i_size);
 239     var_Get( p_input, "time", &pos );
 240     bookmark.i_time_offset = pos.i_time;
 241     input_Control( p_input, INPUT_ADD_BOOKMARK, &bookmark );
 242
 243     vlc_object_release( p_input );
 244
 245     Update();
 246 }
 247
 248 void BookmarksDialog::OnDel( wxCommandEvent& event )
 249 {
 250     input_thread_t *p_input =
 251         (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 252                                            FIND_ANYWHERE );
 253     if( !p_input ) return;
 254
 255     int i_focused = list_ctrl->GetFocusedItem();
 256     if( i_focused >= 0 )
 257     {
 258         input_Control( p_input, INPUT_DEL_BOOKMARK, i_focused );
 259     }
 260
 261     vlc_object_release( p_input );
 262
 263     Update();
 264 }
 265
 266 void BookmarksDialog::OnClear( wxCommandEvent& event )
 267 {
 268     input_thread_t *p_input =
 269         (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 270                                            FIND_ANYWHERE );
 271     if( !p_input ) return;
 272
 273     input_Control( p_input, INPUT_CLEAR_BOOKMARKS );
 274
 275     vlc_object_release( p_input );
 276
 277     Update();
 278 }
 279
 280 void BookmarksDialog::OnActivateItem( wxListEvent& event )
 281 {
 282     input_thread_t *p_input =
 283         (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
 284                                            FIND_ANYWHERE );
 285     if( !p_input ) return;
 286
 287     input_Control( p_input, INPUT_SET_BOOKMARK, event.GetIndex() );
 288
 289     vlc_object_release( p_input );
 290 }
 291
 292 void BookmarksDialog::OnUpdate( wxCommandEvent &event )
 293 {
 294     Update();
 295 }
 296
 297 /*****************************************************************************
 298  * PlaylistChanged: callback triggered by the intf-change playlist variable
 299  *  We don't rebuild the playlist directly here because we don't want the
 300  *  caller to block for a too long time.
 301  *****************************************************************************/
 302 static int PlaylistChanged( vlc_object_t *p_this, const char *psz_variable,
 303                             vlc_value_t oval, vlc_value_t nval, void *param )
 304 {
 305     BookmarksDialog::BookmarksDialog *p_dialog =
 306         (BookmarksDialog::BookmarksDialog *)param;
 307
 308     wxCommandEvent bookmarks_event( wxEVT_BOOKMARKS, 0 );
 309     p_dialog->AddPendingEvent( bookmarks_event );
 310
 311     return VLC_SUCCESS;
 312 }