git.sesse.net Git - vlc/blob - modules/gui/wince/preferences.cpp

   1 /*****************************************************************************
   2  * preferences.cpp : WinCE gui plugin for VLC
   3  *****************************************************************************
   4  * Copyright (C) 2000-2004 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Marodon Cedric <cedric_marodon@yahoo.fr>
   8  *          Gildas Bazin <gbazin@videolan.org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #include <vlc/vlc.h>
  29 #include <vlc_interface.h>
  30
  31 #include "wince.h"
  32
  33 #include <winuser.h>
  34 #include <windows.h>
  35 #include <windowsx.h>
  36 #include <commctrl.h>
  37 #include <commdlg.h>
  38
  39 #include <vlc_config_cat.h>
  40
  41 #include "preferences_widgets.h"
  42
  43 #define GENERAL_ID 1242
  44 #define PLUGIN_ID 1243
  45 #define CAPABILITY_ID 1244
  46
  47 /*****************************************************************************
  48  * Event Table.
  49  *****************************************************************************/
  50
  51 /* IDs for the controls and the menu commands */
  52 enum
  53 {
  54     Notebook_Event,
  55     MRL_Event,
  56     ResetAll_Event,
  57     Advanced_Event
  58 };
  59
  60 /*****************************************************************************
  61  * Classes declarations.
  62  *****************************************************************************/
  63 class ConfigTreeData;
  64 class PrefsTreeCtrl
  65 {
  66 public:
  67
  68     PrefsTreeCtrl() { }
  69     PrefsTreeCtrl( intf_thread_t *_p_intf, PrefsDialog *p_prefs_dialog,
  70                    HWND hwnd, HINSTANCE _hInst );
  71     virtual ~PrefsTreeCtrl();
  72
  73     void ApplyChanges();
  74     /*void CleanChanges();*/
  75
  76     void OnSelectTreeItem( LPNM_TREEVIEW pnmtv, HWND parent, HINSTANCE hInst );
  77
  78     ConfigTreeData *FindModuleConfig( ConfigTreeData *config_data );
  79
  80     HWND hwndTV;
  81
  82 private:
  83     intf_thread_t *p_intf;
  84     PrefsDialog *p_prefs_dialog;
  85     vlc_bool_t b_advanced;
  86
  87     HTREEITEM general_item;
  88     HTREEITEM plugins_item;
  89 };
  90
  91 class PrefsPanel
  92 {
  93 public:
  94
  95     PrefsPanel() { }
  96     PrefsPanel( HWND parent, HINSTANCE hInst, intf_thread_t *_p_intf,
  97                 PrefsDialog *, int i_object_id, char *, char * );
  98     virtual ~PrefsPanel() {}
  99
 100     void Hide();
 101     void Show();
 102
 103     HWND config_window;
 104
 105     int oldvalue;
 106     int maxvalue;
 107
 108     void ApplyChanges();
 109
 110 private:
 111     intf_thread_t *p_intf;
 112     PrefsDialog *p_prefs_dialog;
 113
 114     vlc_bool_t b_advanced;
 115
 116     HWND label;
 117
 118     vector<ConfigControl *> config_array;
 119 };
 120
 121 class ConfigTreeData
 122 {
 123 public:
 124
 125     ConfigTreeData() { b_submodule = 0; panel = NULL; psz_section = NULL;
 126                        psz_help = NULL; }
 127     virtual ~ConfigTreeData() { if( panel ) delete panel;
 128                                 if( psz_section) free(psz_section);
 129                                 if( psz_help) free(psz_help); }
 130
 131     vlc_bool_t b_submodule;
 132
 133     PrefsPanel *panel;
 134     int i_object_id;
 135     char *psz_section;
 136     char *psz_help;
 137 };
 138
 139 /*****************************************************************************
 140  * Constructor.
 141  *****************************************************************************/
 142 PrefsDialog::PrefsDialog( intf_thread_t *p_intf, CBaseWindow *p_parent,
 143                           HINSTANCE h_inst )
 144   :  CBaseWindow( p_intf, p_parent, h_inst )
 145 {
 146     /* Initializations */
 147     prefs_tree = NULL;
 148 }
 149
 150 /***********************************************************************
 151
 152 FUNCTION:
 153   WndProc
 154
 155 PURPOSE:
 156   Processes messages sent to the main window.
 157
 158 ***********************************************************************/
 159 LRESULT PrefsDialog::WndProc( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp )
 160 {
 161     SHINITDLGINFO shidi;
 162     SHMENUBARINFO mbi;
 163     RECT rcClient;
 164
 165     switch( msg )
 166     {
 167     case WM_INITDIALOG:
 168         shidi.dwMask = SHIDIM_FLAGS;
 169         shidi.dwFlags = SHIDIF_DONEBUTTON | SHIDIF_SIPDOWN |
 170             SHIDIF_FULLSCREENNOMENUBAR;//SHIDIF_SIZEDLGFULLSCREEN;
 171         shidi.hDlg = hwnd;
 172         SHInitDialog( &shidi );
 173
 174         //Create the menubar
 175         memset( &mbi, 0, sizeof (SHMENUBARINFO) );
 176         mbi.cbSize     = sizeof (SHMENUBARINFO);
 177         mbi.hwndParent = hwnd;
 178         mbi.dwFlags    = SHCMBF_EMPTYBAR;
 179         mbi.hInstRes   = hInst;
 180
 181         if( !SHCreateMenuBar(&mbi) )
 182         {
 183             MessageBox(hwnd, _T("SHCreateMenuBar Failed"), _T("Error"), MB_OK);
 184             //return -1;
 185         }
 186
 187         hwndCB = mbi.hwndMB;
 188
 189         // Get the client area rect to put the panels in
 190         GetClientRect(hwnd, &rcClient);
 191
 192         /* Create the buttons */
 193         advanced_checkbox =
 194             CreateWindow( _T("BUTTON"), _T("Advanced options"),
 195                         WS_CHILD | WS_VISIBLE | BS_AUTOCHECKBOX,
 196                         5, 10, 15, 15, hwnd, NULL, hInst, NULL );
 197         SendMessage( advanced_checkbox, BM_SETCHECK, BST_UNCHECKED, 0 );
 198
 199         advanced_label = CreateWindow( _T("STATIC"), _T("Advanced options"),
 200                         WS_CHILD | WS_VISIBLE | SS_LEFT,
 201                         5 + 15 + 5, 10, 110, 15,
 202                         hwnd, NULL, hInst, NULL);
 203
 204         if( config_GetInt( p_intf, "advanced" ) )
 205         {
 206             SendMessage( advanced_checkbox, BM_SETCHECK, BST_CHECKED, 0 );
 207             /*dummy_event.SetInt(TRUE);
 208               OnAdvanced( dummy_event );*/
 209         }
 210
 211         reset_button = CreateWindow( _T("BUTTON"), _T("Reset All"),
 212                         WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,
 213                         rcClient.right - 5 - 80, 10 - 3, 80, 15 + 6,
 214                         hwnd, NULL, hInst, NULL );
 215
 216         /* Create the preferences tree control */
 217         prefs_tree = new PrefsTreeCtrl( p_intf, this, hwnd, hInst );
 218
 219         UpdateWindow( hwnd );
 220         break;
 221
 222     case WM_CLOSE:
 223         EndDialog( hwnd, LOWORD( wp ) );
 224         break;
 225
 226     case WM_SETFOCUS:
 227         SHFullScreen( hwnd, SHFS_SHOWSIPBUTTON );
 228         break;
 229
 230     case WM_COMMAND:
 231         if( LOWORD(wp) == IDOK )
 232         {
 233             OnOk();
 234             EndDialog( hwnd, LOWORD( wp ) );
 235         }
 236         break;
 237
 238     case WM_NOTIFY:
 239
 240         if( lp && prefs_tree &&
 241             ((LPNMHDR)lp)->hwndFrom == prefs_tree->hwndTV &&
 242             ((LPNMHDR)lp)->code == TVN_SELCHANGED )
 243         {
 244             prefs_tree->OnSelectTreeItem( (NM_TREEVIEW FAR *)(LPNMHDR)lp,
 245                                           hwnd, hInst );
 246         }
 247         break;
 248
 249     case WM_VSCROLL:
 250     {
 251         TVITEM tvi = {0};
 252         tvi.mask = TVIF_PARAM;
 253         tvi.hItem = TreeView_GetSelection( prefs_tree->hwndTV );
 254     if( !tvi.hItem ) break;
 255
 256         if( !TreeView_GetItem( prefs_tree->hwndTV, &tvi ) ) break;
 257
 258         ConfigTreeData *config_data =
 259             prefs_tree->FindModuleConfig( (ConfigTreeData *)tvi.lParam );
 260         if( config_data && hwnd == config_data->panel->config_window )
 261         {
 262             int dy;
 263             RECT rc;
 264             GetWindowRect( hwnd, &rc);
 265             int newvalue = config_data->panel->oldvalue;
 266             switch ( GET_WM_VSCROLL_CODE(wp,lp) )
 267             {
 268             case SB_BOTTOM       : newvalue = 0; break;
 269             case SB_TOP          : newvalue = config_data->panel->maxvalue; break;
 270             case SB_LINEDOWN     : newvalue += 10; break;
 271             case SB_PAGEDOWN     : newvalue += rc.bottom - rc.top - 25; break; // wrong! one page is notebook actual length
 272             case SB_LINEUP       : newvalue -= 10; break;
 273             case SB_PAGEUP       : newvalue -= rc.bottom - rc.top - 25; break;
 274             case SB_THUMBPOSITION:
 275             case SB_THUMBTRACK   : newvalue = GET_WM_VSCROLL_POS(wp,lp); break;
 276             }
 277             newvalue = max(0,min(config_data->panel->maxvalue,newvalue));
 278             SetScrollPos( hwnd,SB_VERT,newvalue,TRUE);//SB_CTL si hwnd=hwndScrollBar, SB_VERT si window
 279             dy = config_data->panel->oldvalue - newvalue;
 280
 281             ScrollWindowEx( hwnd, 0, dy, NULL, NULL, NULL, NULL, SW_SCROLLCHILDREN );
 282             UpdateWindow ( hwnd);
 283
 284             config_data->panel->oldvalue = newvalue;
 285         }
 286         break;
 287     }
 288
 289     default:
 290         break;
 291     }
 292
 293     return FALSE;
 294 }
 295
 296 /*****************************************************************************
 297  * Private methods.
 298  *****************************************************************************/
 299
 300 /*****************************************************************************
 301  * Events methods.
 302  *****************************************************************************/
 303 void PrefsDialog::OnOk( void )
 304 {
 305     prefs_tree->ApplyChanges();
 306     config_SaveConfigFile( p_intf, NULL );
 307 }
 308
 309 /*****************************************************************************
 310  * PrefsTreeCtrl class definition.
 311  *****************************************************************************/
 312 PrefsTreeCtrl::PrefsTreeCtrl( intf_thread_t *_p_intf,
 313                               PrefsDialog *_p_prefs_dialog, HWND hwnd,
 314                               HINSTANCE hInst )
 315 {
 316     vlc_list_t      *p_list;
 317     module_t        *p_module;
 318     module_config_t *p_item;
 319     int i_index;
 320
 321     INITCOMMONCONTROLSEX iccex;
 322     RECT rcClient;
 323     TVITEM tvi = {0};
 324     TVINSERTSTRUCT tvins = {0};
 325     HTREEITEM hPrev;
 326
 327     size_t i_capability_count = 0;
 328     size_t i_child_index;
 329
 330     HTREEITEM capability_item;
 331
 332     /* Initializations */
 333     p_intf = _p_intf;
 334     p_prefs_dialog = _p_prefs_dialog;
 335     b_advanced = VLC_FALSE;
 336
 337     /* Create a tree view */
 338     // Initialize the INITCOMMONCONTROLSEX structure.
 339     iccex.dwSize = sizeof( INITCOMMONCONTROLSEX );
 340     iccex.dwICC = ICC_TREEVIEW_CLASSES;
 341
 342     // Registers Statusbar control classes from the common control dll
 343     InitCommonControlsEx( &iccex );
 344
 345     // Get the client area rect to put the tv in
 346     GetClientRect(hwnd, &rcClient);
 347
 348     // Create the tree-view control.
 349     hwndTV = CreateWindowEx( 0, WC_TREEVIEW, NULL,
 350         WS_VISIBLE | WS_CHILD | WS_BORDER | TVS_HASLINES |
 351         TVS_LINESATROOT | TVS_HASBUTTONS,
 352         5, 10 + 2*(15 + 10) + 105 + 5, rcClient.right - 5 - 5, 6*15,
 353         hwnd, NULL, hInst, NULL );
 354
 355     tvi.mask = TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM;
 356
 357     /* List the plugins */
 358     p_list = vlc_list_find( p_intf, VLC_OBJECT_MODULE, FIND_ANYWHERE );
 359     if( !p_list ) return;
 360
 361     /*
 362      * Build a tree of the main options
 363      */
 364     ConfigTreeData *config_data = new ConfigTreeData;
 365     config_data->i_object_id = GENERAL_ID;
 366     config_data->psz_help = strdup("nothing");//strdup( GENERAL_HELP );
 367     config_data->psz_section = strdup( GENERAL_TITLE );
 368     tvi.pszText = _T("General settings");
 369     tvi.cchTextMax = lstrlen(_T("General settings"));
 370     tvi.lParam = (long)config_data;
 371     tvins.item = tvi;
 372     tvins.hInsertAfter = TVI_FIRST;
 373     tvins.hParent = TVI_ROOT;
 374
 375     // Add the item to the tree-view control.
 376     hPrev = (HTREEITEM) TreeView_InsertItem( hwndTV, &tvins);
 377     general_item = hPrev;
 378
 379     for( i_index = 0; i_index < p_list->i_count; i_index++ )
 380     {
 381         p_module = (module_t *)p_list->p_values[i_index].p_object;
 382         if( !strcmp( p_module->psz_object_name, "main" ) )
 383             break;
 384     }
 385     if( i_index < p_list->i_count )
 386     {
 387         /* We found the main module */
 388
 389         /* Enumerate config categories and store a reference so we can
 390          * generate their config panel them when it is asked by the user. */
 391         p_item = p_module->p_config;
 392
 393         if( p_item ) do
 394         {
 395             switch( p_item->i_type )
 396             {
 397             case CONFIG_HINT_CATEGORY:
 398                 ConfigTreeData *config_data = new ConfigTreeData;
 399                 config_data->psz_section = strdup( p_item->psz_text );
 400                 if( p_item->psz_longtext )
 401                 {
 402                     config_data->psz_help =
 403                         strdup( p_item->psz_longtext );
 404                 }
 405                 else
 406                 {
 407                     config_data->psz_help = NULL;
 408                 }
 409                 config_data->i_object_id = p_module->i_object_id;
 410
 411                 /* Add the category to the tree */
 412                 // Set the text of the item.
 413                 tvi.pszText = _FROMMB(p_item->psz_text);
 414                 tvi.cchTextMax = _tcslen(tvi.pszText);
 415                 tvi.lParam = (long)config_data;
 416                 tvins.item = tvi;
 417                 tvins.hInsertAfter = hPrev;
 418                 tvins.hParent = general_item; //level 3
 419
 420                 // Add the item to the tree-view control.
 421                 hPrev = (HTREEITEM)TreeView_InsertItem( hwndTV, &tvins );
 422
 423                 break;
 424             }
 425         }
 426         while( p_item->i_type != CONFIG_HINT_END && p_item++ );
 427
 428         TreeView_SortChildren( hwndTV, general_item, 0 );
 429     }
 430
 431     /*
 432      * Build a tree of all the plugins
 433      */
 434     config_data = new ConfigTreeData;
 435     config_data->i_object_id = PLUGIN_ID;
 436     config_data->psz_help = strdup("nothing");//strdup( PLUGIN_HELP );
 437     config_data->psz_section = strdup("nothing");//strdup( PLUGIN_TITLE );
 438     tvi.pszText = _T("Modules");
 439     tvi.cchTextMax = lstrlen(_T("Modules"));
 440     tvi.lParam = (long)config_data;
 441     tvins.item = tvi;
 442     tvins.hInsertAfter = TVI_LAST;
 443     tvins.hParent = TVI_ROOT;
 444
 445     // Add the item to the tree-view control.
 446     hPrev = (HTREEITEM) TreeView_InsertItem( hwndTV, &tvins);
 447     plugins_item = hPrev;
 448
 449     i_capability_count = 0;
 450     for( i_index = 0; i_index < p_list->i_count; i_index++ )
 451     {
 452         i_child_index = 0;
 453
 454         p_module = (module_t *)p_list->p_values[i_index].p_object;
 455
 456         /* Exclude the main module */
 457         if( !strcmp( p_module->psz_object_name, "main" ) )
 458             continue;
 459
 460         /* Exclude empty plugins (submodules don't have config options, they
 461          * are stored in the parent module) */
 462         if( p_module->b_submodule )
 463             p_item = ((module_t *)p_module->p_parent)->p_config;
 464         else
 465             p_item = p_module->p_config;
 466
 467         if( !p_item ) continue;
 468         do
 469         {
 470             if( p_item->i_type & CONFIG_ITEM )
 471                 break;
 472         }
 473         while( p_item->i_type != CONFIG_HINT_END && p_item++ );
 474         if( p_item->i_type == CONFIG_HINT_END ) continue;
 475
 476         /* Find the capability child item */
 477         /*long cookie; size_t i_child_index;*/
 478         capability_item = TreeView_GetChild( hwndTV, plugins_item );
 479         while( capability_item != 0 )
 480         {
 481             TVITEM capability_tvi = {0};
 482             TCHAR psz_text[256];
 483             i_child_index++;
 484
 485             capability_tvi.mask = TVIF_TEXT;
 486             capability_tvi.pszText = psz_text;
 487             capability_tvi.cchTextMax = 256;
 488             capability_tvi.hItem = capability_item;
 489             TreeView_GetItem( hwndTV, &capability_tvi );
 490             if( !strcmp( _TOMB(capability_tvi.pszText),
 491                          p_module->psz_capability ) ) break;
 492
 493             capability_item =
 494                 TreeView_GetNextSibling( hwndTV, capability_item );
 495         }
 496
 497         if( i_child_index == i_capability_count &&
 498             p_module->psz_capability && *p_module->psz_capability )
 499         {
 500             /* We didn't find it, add it */
 501             ConfigTreeData *config_data = new ConfigTreeData;
 502             config_data->psz_section =
 503                 strdup( GetCapabilityHelp( p_module->psz_capability , 1 ) );
 504             config_data->psz_help =
 505                 strdup( GetCapabilityHelp( p_module->psz_capability , 2 ) );
 506             config_data->i_object_id = CAPABILITY_ID;
 507             tvi.pszText = _FROMMB(p_module->psz_capability);
 508             tvi.cchTextMax = _tcslen(tvi.pszText);
 509             tvi.lParam = (long)config_data;
 510             tvins.item = tvi;
 511             tvins.hInsertAfter = plugins_item;
 512             tvins.hParent = plugins_item;// level 3
 513
 514             // Add the item to the tree-view control.
 515             capability_item = (HTREEITEM) TreeView_InsertItem( hwndTV, &tvins);
 516
 517             i_capability_count++;
 518         }
 519
 520         /* Add the plugin to the tree */
 521         ConfigTreeData *config_data = new ConfigTreeData;
 522         config_data->b_submodule = p_module->b_submodule;
 523         config_data->i_object_id = p_module->b_submodule ?
 524             ((module_t *)p_module->p_parent)->i_object_id :
 525             p_module->i_object_id;
 526         config_data->psz_help = NULL;
 527         tvi.pszText = _FROMMB(p_module->psz_object_name);
 528         tvi.cchTextMax = _tcslen(tvi.pszText);
 529         tvi.lParam = (long)config_data;
 530         tvins.item = tvi;
 531         tvins.hInsertAfter = capability_item;
 532         tvins.hParent = capability_item;// level 4
 533
 534         // Add the item to the tree-view control.
 535         TreeView_InsertItem( hwndTV, &tvins );
 536     }
 537
 538     /* Sort all this mess */
 539     /*long cookie; size_t i_child_index;*/
 540     TreeView_SortChildren( hwndTV, plugins_item, 0 );
 541     capability_item = TreeView_GetChild( hwndTV, plugins_item );
 542     while( capability_item != 0 )
 543     {
 544         TreeView_SortChildren( hwndTV, capability_item, 0 );
 545         capability_item = TreeView_GetNextSibling( hwndTV, capability_item );
 546     }
 547
 548     /* Clean-up everything */
 549     vlc_list_release( p_list );
 550
 551     TreeView_Expand( hwndTV, general_item, TVE_EXPANDPARTIAL |TVE_EXPAND );
 552 }
 553
 554 PrefsTreeCtrl::~PrefsTreeCtrl()
 555 {
 556 }
 557
 558 void PrefsTreeCtrl::ApplyChanges()
 559 {
 560     /*long cookie, cookie2;*/
 561     ConfigTreeData *config_data;
 562
 563     /* Apply changes to the main module */
 564     HTREEITEM item = TreeView_GetChild( hwndTV, general_item );
 565     while( item != 0 )
 566     {
 567         TVITEM tvi = {0};
 568         tvi.mask = TVIF_PARAM;
 569         tvi.hItem = item;
 570         TreeView_GetItem( hwndTV, &tvi );
 571         config_data = (ConfigTreeData *)tvi.lParam;
 572         if( config_data && config_data->panel )
 573         {
 574             config_data->panel->ApplyChanges();
 575         }
 576
 577         item = TreeView_GetNextSibling( hwndTV, item );
 578     }
 579
 580     /* Apply changes to the plugins */
 581     item = TreeView_GetChild( hwndTV, plugins_item );
 582     while( item != 0 )
 583     {
 584         HTREEITEM item2 = TreeView_GetChild( hwndTV, item );
 585         while( item2 != 0 )
 586         {
 587             TVITEM tvi = {0};
 588             tvi.mask = TVIF_PARAM;
 589             tvi.hItem = item2;
 590             TreeView_GetItem( hwndTV, &tvi );
 591             config_data = (ConfigTreeData *)tvi.lParam;
 592             if( config_data && config_data->panel )
 593             {
 594                 config_data->panel->ApplyChanges();
 595             }
 596             item2 = TreeView_GetNextSibling( hwndTV, item2 );
 597         }
 598         item = TreeView_GetNextSibling( hwndTV, item );
 599     }
 600 }
 601
 602 ConfigTreeData *PrefsTreeCtrl::FindModuleConfig( ConfigTreeData *config_data )
 603 {
 604     /* We need this complexity because submodules don't have their own config
 605      * options. They use the parent module ones. */
 606
 607     if( !config_data || !config_data->b_submodule )
 608     {
 609         return config_data;
 610     }
 611
 612     /*long cookie, cookie2;*/
 613     ConfigTreeData *config_new;
 614     HTREEITEM item = TreeView_GetChild( hwndTV, plugins_item );
 615     while( item != 0 )
 616     {
 617         HTREEITEM item2 = TreeView_GetChild( hwndTV, item );
 618         while( item2 != 0 )
 619         {
 620             TVITEM tvi = {0};
 621             tvi.mask = TVIF_PARAM;
 622             tvi.hItem = item2;
 623             TreeView_GetItem( hwndTV, &tvi );
 624             config_new = (ConfigTreeData *)tvi.lParam;
 625             if( config_new && !config_new->b_submodule &&
 626                 config_new->i_object_id == config_data->i_object_id )
 627             {
 628                 return config_new;
 629             }
 630             item2 = TreeView_GetNextSibling( hwndTV, item2 );
 631         }
 632         item = TreeView_GetNextSibling( hwndTV, item );
 633     }
 634
 635     /* Found nothing */
 636     return NULL;
 637 }
 638
 639 void PrefsTreeCtrl::OnSelectTreeItem( LPNM_TREEVIEW pnmtv, HWND parent,
 640                                       HINSTANCE hInst )
 641 {
 642     ConfigTreeData *config_data = NULL;
 643
 644     if( pnmtv->itemOld.hItem )
 645         config_data = FindModuleConfig( (ConfigTreeData *)pnmtv->itemOld.lParam );
 646
 647     if( config_data && config_data->panel )
 648     {
 649         config_data->panel->Hide();
 650     }
 651
 652     /* Don't use event.GetItem() because we also send fake events */
 653     TVITEM tvi = {0};
 654     tvi.mask = TVIF_PARAM;
 655     tvi.hItem = TreeView_GetSelection( hwndTV );
 656     TreeView_GetItem( hwndTV, &tvi );
 657     config_data = FindModuleConfig( (ConfigTreeData *)tvi.lParam );
 658     if( config_data )
 659     {
 660         if( !config_data->panel )
 661         {
 662             /* The panel hasn't been created yet. Let's do it. */
 663             config_data->panel =
 664                 new PrefsPanel( parent, hInst, p_intf, p_prefs_dialog,
 665                                 config_data->i_object_id,
 666                                 config_data->psz_section,
 667                                 config_data->psz_help );
 668         }
 669         else
 670         {
 671             config_data->panel->Show();
 672         }
 673     }
 674 }
 675
 676 /*****************************************************************************
 677  * PrefsPanel class definition.
 678  *****************************************************************************/
 679 PrefsPanel::PrefsPanel( HWND parent, HINSTANCE hInst, intf_thread_t *_p_intf,
 680                         PrefsDialog *_p_prefs_dialog,
 681                         int i_object_id, char *psz_section, char *psz_help )
 682 {
 683     module_config_t *p_item;
 684     module_t *p_module = NULL;
 685
 686     /* Initializations */
 687     p_intf = _p_intf;
 688     p_prefs_dialog = _p_prefs_dialog;
 689
 690     b_advanced = VLC_TRUE;
 691
 692     if( i_object_id == PLUGIN_ID || i_object_id == GENERAL_ID ||
 693         i_object_id == CAPABILITY_ID )
 694     {
 695         label = CreateWindow( _T("STATIC"), _FROMMB(psz_section),
 696                               WS_CHILD | WS_VISIBLE | SS_LEFT,
 697                               5, 10 + (15 + 10), 200, 15,
 698                               parent, NULL, hInst, NULL );
 699         config_window = NULL;
 700     }
 701     else
 702     {
 703         /* Get a pointer to the module */
 704         p_module = (module_t *)vlc_object_get( p_intf,  i_object_id );
 705         if( p_module->i_object_type != VLC_OBJECT_MODULE )
 706         {
 707             /* 0OOoo something went really bad */
 708             return;
 709         }
 710
 711         /* Enumerate config options and add corresponding config boxes
 712          * (submodules don't have config options, they are stored in the
 713          *  parent module) */
 714         if( p_module->b_submodule )
 715             p_item = ((module_t *)p_module->p_parent)->p_config;
 716         else
 717             p_item = p_module->p_config;
 718
 719         /* Find the category if it has been specified */
 720         if( psz_section && p_item->i_type == CONFIG_HINT_CATEGORY )
 721         {
 722             while( !(p_item->i_type == CONFIG_HINT_CATEGORY) ||
 723                    strcmp( psz_section, p_item->psz_text ) )
 724             {
 725                 if( p_item->i_type == CONFIG_HINT_END ) break;
 726                 p_item++;
 727             }
 728         }
 729
 730         /* Add a head title to the panel */
 731         label = CreateWindow( _T("STATIC"), _FROMMB(psz_section ?
 732                         p_item->psz_text : p_module->psz_longname),
 733                         WS_CHILD | WS_VISIBLE | SS_LEFT,
 734                         5, 10 + (15 + 10), 250, 15,
 735                         parent, NULL, hInst, NULL );
 736
 737         WNDCLASS wc;
 738         memset( &wc, 0, sizeof(wc) );
 739         wc.style          = CS_HREDRAW | CS_VREDRAW;
 740         wc.lpfnWndProc    = (WNDPROC) _p_prefs_dialog->BaseWndProc;
 741         wc.cbClsExtra     = 0;
 742         wc.cbWndExtra     = 0;
 743         wc.hInstance      = hInst;
 744         wc.hIcon          = 0;
 745         wc.hCursor        = 0;
 746         wc.hbrBackground  = (HBRUSH) GetStockObject(WHITE_BRUSH);
 747         wc.lpszMenuName   = 0;
 748         wc.lpszClassName  = _T("PrefsPanelClass");
 749         RegisterClass(&wc);
 750
 751         RECT rc;
 752         GetWindowRect( parent, &rc);
 753         config_window = CreateWindow( _T("PrefsPanelClass"),
 754                         _T("config_window"),
 755                         WS_CHILD | WS_VISIBLE | WS_VSCROLL | WS_BORDER,
 756                         5, 10 + 2*(15 + 10), rc.right - 5 - 7, 105,
 757                         parent, NULL, hInst, (void *) _p_prefs_dialog );
 758
 759         int y_pos = 5;
 760         if( p_item ) do
 761         {
 762             /* If a category has been specified, check we finished the job */
 763             if( psz_section && p_item->i_type == CONFIG_HINT_CATEGORY &&
 764                 strcmp( psz_section, p_item->psz_text ) )
 765                 break;
 766
 767             ConfigControl *control =
 768                 CreateConfigControl( VLC_OBJECT(p_intf),
 769                                      p_item, config_window,
 770                                      hInst, &y_pos );
 771
 772             /* Don't add items that were not recognized */
 773             if( control == NULL ) continue;
 774
 775             /* Add the config data to our array so we can keep a trace of it */
 776             config_array.push_back( control );
 777         }
 778         while( p_item->i_type != CONFIG_HINT_END && p_item++ );
 779
 780         GetWindowRect( config_window, &rc);
 781         maxvalue = y_pos - (rc.bottom - rc.top) + 5;
 782         oldvalue = 0;
 783         SetScrollRange( config_window, SB_VERT, 0, maxvalue, TRUE );
 784     }
 785 }
 786
 787 void PrefsPanel::Hide()
 788 {
 789     ShowWindow( label, SW_HIDE );
 790     if( config_window ) ShowWindow( config_window, SW_HIDE );
 791 }
 792
 793 void PrefsPanel::Show()
 794 {
 795     ShowWindow( label, SW_SHOW );
 796     if( config_window ) ShowWindow( config_window, SW_SHOW );
 797 }
 798
 799 void PrefsPanel::ApplyChanges()
 800 {
 801     vlc_value_t val;
 802
 803     for( size_t i = 0; i < config_array.size(); i++ )
 804     {
 805         ConfigControl *control = config_array[i];
 806
 807         switch( control->GetType() )
 808         {
 809         case CONFIG_ITEM_STRING:
 810         case CONFIG_ITEM_FILE:
 811         case CONFIG_ITEM_DIRECTORY:
 812         case CONFIG_ITEM_MODULE:
 813             config_PutPsz( p_intf, control->GetName(),
 814                            control->GetPszValue() );
 815             break;
 816         case CONFIG_ITEM_KEY:
 817             /* So you don't need to restart to have the changes take effect */
 818             val.i_int = control->GetIntValue();
 819             var_Set( p_intf->p_libvlc, control->GetName(), val );
 820         case CONFIG_ITEM_INTEGER:
 821         case CONFIG_ITEM_BOOL:
 822             config_PutInt( p_intf, control->GetName(),
 823                            control->GetIntValue() );
 824             break;
 825         case CONFIG_ITEM_FLOAT:
 826             config_PutFloat( p_intf, control->GetName(),
 827                              control->GetFloatValue() );
 828             break;
 829         }
 830     }
 831 }