reactos/lib/cpl/control/control.c

   1 /*
   2  *  ReactOS
   3  *  Copyright (C) 2004 ReactOS Team
   4  *  Copyright (C) 2004 GkWare e.K.
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19  */
  20 /* $Id: control.c,v 1.6 2004/10/29 12:27:58 ekohl Exp $
  21  *
  22  * PROJECT:         ReactOS System Control Panel
  23  * FILE:            lib/cpl/system/control.c
  24  * PURPOSE:         ReactOS System Control Panel
  25  * PROGRAMMER:      Gero Kuehn (reactos.filter@gkware.com)
  26  * UPDATE HISTORY:
  27  *      06-13-2004  Created
  28  */
  29 #include <windows.h>
  30 #include <commctrl.h>
  31 #include <cpl.h>
  32
  33 #include <stdlib.h>
  34 #include <stdio.h>
  35 #include <stdarg.h>
  36 #include <tchar.h>
  37
  38 #include "resource.h"
  39
  40 //#define CONTROL_DEBUG_ENABLE
  41
  42 #ifdef CONTROL_DEBUG_ENABLE
  43 #define CTL_DEBUG(x) dbgprint x
  44 #else
  45 #define CTL_DEBUG(x)
  46 #endif
  47
  48 #define MYWNDCLASS _T("CTLPANELCLASS")
  49
  50 typedef LONG (CALLBACK *CPLAPPLETFUNC)(HWND hwndCPL, UINT uMsg, LPARAM lParam1, LPARAM lParam2);
  51
  52 typedef struct CPLLISTENTRY
  53 {
  54         TCHAR pszPath[MAX_PATH];
  55         HMODULE hDll;
  56         CPLAPPLETFUNC pFunc;
  57         CPLINFO CplInfo;
  58         int nIndex;
  59 } CPLLISTENTRY, *PCPLLISTENTRY;
  60
  61
  62 HWND hListView;
  63 HINSTANCE hInst;
  64 HWND hMainWnd;
  65 DEVMODE pDevMode;
  66
  67 VOID dbgprint(TCHAR *format,...)
  68 {
  69         TCHAR buf[1000];
  70         va_list va;
  71
  72         va_start(va,format);
  73         _vstprintf(buf,format,va);
  74         OutputDebugString(buf);
  75         va_end(va);
  76 }
  77
  78 VOID PopulateCPLList(HWND hLisCtrl)
  79 {
  80         WIN32_FIND_DATA fd;
  81         HANDLE hFind;
  82         TCHAR pszSearchPath[MAX_PATH];
  83         HIMAGELIST hImgListSmall;
  84         HIMAGELIST hImgListLarge;
  85         int ColorDepth;
  86         HMODULE hDll;
  87         CPLAPPLETFUNC pFunc;
  88         TCHAR pszPath[MAX_PATH];
  89
  90         /* Icon drawing mode */
  91         pDevMode.dmSize = sizeof(DEVMODE);
  92         pDevMode.dmDriverExtra = 0;
  93
  94         EnumDisplaySettings(NULL,ENUM_CURRENT_SETTINGS,&pDevMode);
  95         switch (pDevMode.dmBitsPerPel)
  96         {
  97                 case 32: ColorDepth = ILC_COLOR32; break;
  98                 case 24: ColorDepth = ILC_COLOR24; break;
  99                 case 16: ColorDepth = ILC_COLOR16; break;
 100                 case  8: ColorDepth = ILC_COLOR8;  break;
 101                 case  4: ColorDepth = ILC_COLOR4;  break;
 102                 default: ColorDepth = ILC_COLOR;  break;
 103         }
 104
 105         hImgListSmall = ImageList_Create(16,16,ColorDepth | ILC_MASK,5,5);
 106         hImgListLarge = ImageList_Create(32,32,ColorDepth | ILC_MASK,5,5);
 107
 108         GetSystemDirectory(pszSearchPath,MAX_PATH);
 109         _tcscat(pszSearchPath,_T("\\*.cpl"));
 110
 111         hFind = FindFirstFile(pszSearchPath,&fd);
 112         while (hFind != INVALID_HANDLE_VALUE)
 113         {
 114                 PCPLLISTENTRY pEntry;
 115                 CTL_DEBUG((_T("Found %s\r\n"), fd.cFileName));
 116
 117                 _tcscpy(pszPath, pszSearchPath);
 118                 *_tcsrchr(pszPath, '\\')=0;
 119                 _tcscat(pszPath, _T("\\"));
 120                 _tcscat(pszPath, fd.cFileName);
 121
 122                 hDll = LoadLibrary(pszPath);
 123                 CTL_DEBUG((_T("Handle %08X\r\n"), hDll));
 124
 125                 pFunc = (CPLAPPLETFUNC)GetProcAddress(hDll, "CPlApplet");
 126                 CTL_DEBUG((_T("CPLFunc %08X\r\n"), pFunc));
 127
 128                 if (pFunc && pFunc(hLisCtrl, CPL_INIT, 0, 0))
 129                 {
 130                         UINT i, uPanelCount;
 131
 132                         uPanelCount = (UINT)pFunc(hLisCtrl, CPL_GETCOUNT, 0, 0);
 133                         for (i = 0; i < uPanelCount; i++)
 134                         {
 135                                 HICON hIcon;
 136                                 TCHAR Name[MAX_PATH];
 137                                 int index;
 138
 139                                 pEntry = (PCPLLISTENTRY)malloc(sizeof(CPLLISTENTRY));
 140                                 if (pEntry == NULL)
 141                                         return;
 142
 143                                 memset(pEntry, 0, sizeof(CPLLISTENTRY));
 144                                 pEntry->hDll = hDll;
 145                                 pEntry->pFunc = pFunc;
 146                                 _tcscpy(pEntry->pszPath, pszPath);
 147
 148                                 pEntry->pFunc(hLisCtrl, CPL_INQUIRE, (LPARAM)i, (LPARAM)&pEntry->CplInfo);
 149                                 hIcon = LoadImage(pEntry->hDll,MAKEINTRESOURCE(pEntry->CplInfo.idIcon),IMAGE_ICON,16,16,LR_DEFAULTCOLOR);
 150                                 index = ImageList_AddIcon(hImgListSmall,hIcon);
 151                                 DestroyIcon(hIcon);
 152                                 hIcon = LoadImage(pEntry->hDll,MAKEINTRESOURCE(pEntry->CplInfo.idIcon),IMAGE_ICON,32,32,LR_DEFAULTCOLOR);
 153                                 ImageList_AddIcon(hImgListLarge,hIcon);
 154                                 DestroyIcon(hIcon);
 155
 156                                 if (LoadString(pEntry->hDll, pEntry->CplInfo.idName, Name, MAX_PATH))
 157                                 {
 158                                         LV_ITEM lvi;
 159
 160                                         memset(&lvi,0x00,sizeof(lvi));
 161                                         lvi.mask = LVIF_TEXT|LVIF_PARAM|LVIF_STATE|LVIF_IMAGE;
 162                                         lvi.pszText = Name;
 163                                         lvi.state = 0;
 164                                         lvi.iImage = index;
 165                                         lvi.lParam = (LPARAM)pEntry;
 166                                         pEntry->nIndex = ListView_InsertItem(hLisCtrl,&lvi);
 167
 168                                         if (LoadString(pEntry->hDll, pEntry->CplInfo.idInfo, Name, MAX_PATH))
 169                                                 ListView_SetItemText(hLisCtrl, pEntry->nIndex, 1, Name);
 170                                 }
 171                         }
 172                 }
 173
 174                 if (!FindNextFile(hFind,&fd))
 175                         hFind = INVALID_HANDLE_VALUE;
 176         }
 177
 178         ListView_SetImageList(hLisCtrl,hImgListSmall,LVSIL_SMALL);
 179         ListView_SetImageList(hLisCtrl,hImgListLarge,LVSIL_NORMAL);
 180 }
 181
 182 LRESULT CALLBACK MyWindowProc(HWND hWnd,UINT uMsg,WPARAM wParam,LPARAM lParam)
 183 {
 184         switch (uMsg)
 185         {
 186         case WM_CREATE:
 187                 {
 188                         RECT rect;
 189                         LV_COLUMN column;
 190
 191                         GetClientRect(hWnd,&rect);
 192                         hListView = CreateWindow(WC_LISTVIEW,_T(""),LVS_REPORT | LVS_ALIGNLEFT | LVS_AUTOARRANGE | LVS_SINGLESEL | WS_VISIBLE | WS_CHILD | WS_TABSTOP,0,0,rect.right ,rect.bottom,hWnd,NULL,hInst,0);
 193                         CTL_DEBUG((_T("Listview Window %08X\r\n"),hListView));
 194
 195                         memset(&column,0x00,sizeof(column));
 196                         column.mask=LVCF_FMT | LVCF_WIDTH | LVCF_SUBITEM|LVCF_TEXT;
 197                         column.fmt=LVCFMT_LEFT;
 198                         column.cx = (rect.right - rect.left) / 3;
 199                         column.iSubItem = 0;
 200                         column.pszText = _T("Name");
 201                         ListView_InsertColumn(hListView,0,&column);
 202                         column.cx = (rect.right - rect.left) - ((rect.right - rect.left) / 3) - 1;
 203                         column.iSubItem = 1;
 204                         column.pszText = _T("Comment");
 205                         ListView_InsertColumn(hListView,1,&column);
 206                         PopulateCPLList(hListView);
 207                         ListView_SetColumnWidth(hListView,2,LVSCW_AUTOSIZE_USEHEADER);
 208                         ListView_Update(hListView,0);
 209
 210                         SetFocus(hListView);
 211                 }
 212                 break;
 213
 214         case WM_DESTROY:
 215                 PostQuitMessage(0);
 216                 break;
 217
 218         case WM_SIZE:
 219                 {
 220                         RECT rect;
 221
 222                         GetClientRect(hWnd,&rect);
 223                         MoveWindow(hListView,0,0,rect.right,rect.bottom,TRUE);
 224                 }
 225                 break;
 226
 227         case WM_NOTIFY:
 228                 {
 229                         NMHDR *phdr;
 230                         phdr = (NMHDR*)lParam;
 231                         switch(phdr->code)
 232                         {
 233                         case NM_RETURN:
 234                         case NM_DBLCLK:
 235                                 {
 236                                         int nSelect;
 237                                         LV_ITEM lvi;
 238                                         PCPLLISTENTRY pEntry;
 239
 240                                         nSelect=SendMessage(hListView,LVM_GETNEXTITEM,(WPARAM)-1,LVNI_FOCUSED);
 241
 242                                         if (nSelect==-1)
 243                                         {
 244                                                 /* no items */
 245                                                 MessageBox(hWnd,_T("No Items in ListView"),_T("Error"),MB_OK|MB_ICONINFORMATION);
 246                                                 break;
 247                                         }
 248
 249                                         CTL_DEBUG((_T("Select %d\r\n"),nSelect));
 250                                         memset(&lvi,0x00,sizeof(lvi));
 251                                         lvi.iItem = nSelect;
 252                                         lvi.mask = LVIF_PARAM;
 253                                         ListView_GetItem(hListView,&lvi);
 254                                         pEntry = (PCPLLISTENTRY)lvi.lParam;
 255                                         CTL_DEBUG((_T("Listview DblClk Entry %08X\r\n"),pEntry));
 256                                         if (pEntry)
 257                                         {
 258                                                 CTL_DEBUG((_T("Listview DblClk Entry Func %08X\r\n"),pEntry->pFunc));
 259                                         }
 260
 261                                         if (pEntry && pEntry->pFunc)
 262                                                 pEntry->pFunc(hListView,CPL_DBLCLK,pEntry->CplInfo.lData,0);
 263                                 }
 264                         }
 265                 }
 266                 break;
 267
 268         case WM_COMMAND:
 269                 switch (LOWORD(wParam))
 270                 {
 271                 case IDM_LARGEICONS:
 272                         SetWindowLong(hListView,GWL_STYLE,LVS_ICON | LVS_ALIGNLEFT | LVS_AUTOARRANGE | LVS_SINGLESEL   | WS_VISIBLE | WS_CHILD|WS_BORDER|WS_TABSTOP);
 273                         break;
 274                 case IDM_SMALLICONS:
 275                         SetWindowLong(hListView,GWL_STYLE,LVS_SMALLICON | LVS_ALIGNLEFT | LVS_AUTOARRANGE | LVS_SINGLESEL   | WS_VISIBLE | WS_CHILD|WS_BORDER|WS_TABSTOP);
 276                         break;
 277                 case IDM_LIST:
 278                         SetWindowLong(hListView,GWL_STYLE,LVS_LIST | LVS_ALIGNLEFT | LVS_AUTOARRANGE | LVS_SINGLESEL   | WS_VISIBLE | WS_CHILD|WS_BORDER|WS_TABSTOP);
 279                         break;
 280                 case IDM_DETAILS:
 281                         SetWindowLong(hListView,GWL_STYLE,LVS_REPORT | LVS_ALIGNLEFT | LVS_AUTOARRANGE | LVS_SINGLESEL   | WS_VISIBLE | WS_CHILD|WS_BORDER|WS_TABSTOP);
 282                         break;
 283                 case IDM_CLOSE:
 284                         DestroyWindow(hWnd);
 285                         break;
 286                 case IDM_ABOUT:
 287                         MessageBox(hWnd,_T("Simple Control Panel (not Shell-namespace based)\rCopyright 2004 GkWare e.K.\rhttp://www.gkware.com\rReleased under the GPL"),_T("About the Control Panel"),MB_OK | MB_ICONINFORMATION);
 288                         break;
 289                 }
 290                 break;
 291
 292         default:
 293                 return DefWindowProc(hWnd,uMsg,wParam,lParam);
 294         }
 295
 296         return 0;
 297 }
 298
 299
 300 #ifdef _MSVC
 301 int WINAPI wWinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,WCHAR *lpCmdLine,int nCmdShow)
 302 #else
 303 int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,char *lpCmdLine,int nCmdShow)
 304 #endif
 305 {
 306         MSG msg;
 307         WNDCLASS wc;
 308
 309         hInst = hInstance;
 310         CTL_DEBUG((_T("My Control Panel\r\n")));
 311         memset(&wc,0x00,sizeof(wc));
 312         wc.hIcon = LoadIcon(hInst,MAKEINTRESOURCE(IDI_MAINICON));
 313         wc.lpszClassName = MYWNDCLASS;
 314         wc.lpszMenuName = _T("MAINMENU");
 315         wc.lpfnWndProc = MyWindowProc;
 316         RegisterClass(&wc);
 317         InitCommonControls();
 318         hMainWnd = CreateWindowEx(WS_EX_CLIENTEDGE,MYWNDCLASS,_T("Control Panel"),WS_OVERLAPPEDWINDOW,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,NULL,LoadMenu(hInst,MAKEINTRESOURCE(IDM_MAINMENU)),hInst,0);
 319         if (!hMainWnd)
 320         {
 321                 CTL_DEBUG((_T("Unable to create window\r\n")));
 322                 return -1;
 323         }
 324         ShowWindow(hMainWnd,nCmdShow);
 325         while (GetMessage(&msg,0,0,0))
 326         {
 327                 TranslateMessage(&msg);
 328                 DispatchMessage(&msg);
 329         }
 330
 331         return 0;
 332 }