dll/cpl/desk/appearance.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         ReactOS Display Control Panel
   4  * FILE:            lib/cpl/desk/appearance.c
   5  * PURPOSE:         Appearance property page
   6  *
   7  * PROGRAMMERS:     Trevor McCort (lycan359@gmail.com)
   8  *                  Timo Kreuzer (timo[dot]kreuzer[at]web[dot]de)
   9  */
  10
  11 #include "desk.h"
  12
  13 /******************************************************************************/
  14
  15 static INT_PTR
  16 AppearancePage_OnInit(HWND hwndDlg)
  17 {
  18         TCHAR strSelectedStyle[4];
  19         INT i, TemplateCount, iListIndex;
  20         HWND hwndCombo;
  21         GLOBALS *g;
  22
  23         g = (GLOBALS*)LocalAlloc(LPTR, sizeof(GLOBALS));
  24         if (g == NULL)
  25                 return FALSE;
  26
  27         SetWindowLongPtr(hwndDlg, DWLP_USER, (LONG_PTR)g);
  28
  29         LoadCurrentScheme(&g->Scheme);
  30         g->SchemeAdv = g->Scheme;
  31         g->bHasChanged = FALSE;
  32         g->hBoldFont = g->hItalicFont = NULL;
  33         g->hbmpColor[0] = g->hbmpColor[1] = g->hbmpColor[2] = NULL;
  34         g->bInitializing = FALSE;
  35
  36         TemplateCount = LoadSchemePresetEntries(strSelectedStyle);
  37
  38         hwndCombo = GetDlgItem(hwndDlg, IDC_APPEARANCE_COLORSCHEME);
  39         g->SchemeId = -1;
  40         g->bInitializing = TRUE;
  41         for(i = 0; i < TemplateCount; i++)
  42         {
  43                 iListIndex = SendMessage(hwndCombo, CB_ADDSTRING, 0, (LPARAM)g_ColorSchemes[i].strLegacyName);
  44                 SendMessage(hwndCombo, CB_SETITEMDATA, iListIndex, i);
  45                 if (lstrcmp(g_ColorSchemes[i].strKeyName, strSelectedStyle) == 0)
  46                 {
  47                         g->SchemeId = i;
  48                         SendMessage(hwndCombo, CB_SETCURSEL, (WPARAM)iListIndex, 0);
  49                 }
  50         }
  51         g->bInitializing = FALSE;
  52
  53         return FALSE;
  54 }
  55
  56 static VOID
  57 AppearancePage_OnDestroy(HWND hwndDlg, GLOBALS *g)
  58 {
  59         LocalFree(g);
  60 }
  61
  62 static INT
  63 GetSelectedThemeId(HWND hwndDlg)
  64 {
  65         HWND hwndCombo;
  66         INT sel;
  67
  68         hwndCombo = GetDlgItem(hwndDlg, IDC_APPEARANCE_COLORSCHEME);
  69         sel = SendMessage(hwndCombo, CB_GETCURSEL, 0, 0);
  70         if (sel == CB_ERR)
  71                 return -1;
  72         return (INT)SendMessage(hwndCombo, CB_GETITEMDATA, (WPARAM)sel, 0);
  73 }
  74
  75 INT_PTR CALLBACK
  76 AppearancePageProc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
  77 {
  78         GLOBALS *g;
  79         LPNMHDR lpnm;
  80
  81         g = (GLOBALS*)GetWindowLongPtr(hwndDlg, DWLP_USER);
  82
  83         switch (uMsg)
  84         {
  85                 case WM_INITDIALOG:
  86                         return AppearancePage_OnInit(hwndDlg);
  87
  88                 case WM_DESTROY:
  89                         AppearancePage_OnDestroy(hwndDlg, g);
  90                         break;
  91
  92                 case WM_COMMAND:
  93                         switch (LOWORD(wParam))
  94                         {
  95                                 case IDC_APPEARANCE_EFFECTS:
  96                                         if (DialogBoxParam(hApplet, MAKEINTRESOURCE(IDD_EFFAPPEARANCE),
  97                                                                            hwndDlg, EffAppearanceDlgProc, (LPARAM)g) == IDOK)
  98                                         {
  99                                                 PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
 100                                                 g->Scheme = g->SchemeAdv;
 101                                                 g->bHasChanged = TRUE;
 102                                                 // Effects dialog doesn't change the color scheme, therefore the following lines are commented out, until fixed finally
 103                                                 //g->SchemeId = -1;     /* Customized */
 104                                                 //SendDlgItemMessage(hwndDlg, IDC_APPEARANCE_COLORSCHEME, CB_SETCURSEL, (WPARAM)-1, 0);
 105                                                 //SetDlgItemText(hwndDlg, IDC_APPEARANCE_COLORSCHEME, TEXT(""));
 106                                                 SendDlgItemMessage(hwndDlg, IDC_APPEARANCE_PREVIEW, PVM_UPDATETHEME, 0, (LPARAM)&g->Scheme);
 107                                         }
 108                                         break;
 109
 110                                 case IDC_APPEARANCE_ADVANCED:
 111                                         if (DialogBoxParam(hApplet, MAKEINTRESOURCE(IDD_ADVAPPEARANCE),
 112                                                                            hwndDlg, AdvAppearanceDlgProc, (LPARAM)g) == IDOK)
 113                                         {
 114                                                 PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
 115                                                 g->bHasChanged = TRUE;
 116                                                 g->Scheme = g->SchemeAdv;
 117                                                 g->SchemeId = -1;       /* Customized */
 118                                                 g_GlobalData.desktop_color = g->Scheme.crColor[COLOR_DESKTOP];
 119
 120                                                 SendDlgItemMessage(hwndDlg, IDC_APPEARANCE_COLORSCHEME, CB_SETCURSEL, (WPARAM)-1, 0);
 121                                                 SetDlgItemText(hwndDlg, IDC_APPEARANCE_COLORSCHEME, TEXT(""));
 122
 123                                                 SendDlgItemMessage(hwndDlg, IDC_APPEARANCE_PREVIEW, PVM_UPDATETHEME, 0, (LPARAM)&g->Scheme);
 124                                         }
 125                                         break;
 126
 127                                 case IDC_APPEARANCE_COLORSCHEME:
 128                                         if (HIWORD(wParam) == CBN_SELCHANGE && !g->bInitializing)
 129                                         {
 130                                                 COLOR_SCHEME Scheme;
 131                                                 INT SchemeId = GetSelectedThemeId(hwndDlg);
 132                                                 PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
 133                                                 g->bHasChanged = TRUE;
 134                                                 if (SchemeId != -1 && LoadSchemeFromReg(&Scheme, SchemeId))
 135                                                 {
 136                                                         g->Scheme = Scheme;
 137                                                         g->SchemeId = SchemeId;
 138                                                         g_GlobalData.desktop_color = g->Scheme.crColor[COLOR_DESKTOP];
 139                                                         SendDlgItemMessage(hwndDlg, IDC_APPEARANCE_PREVIEW, PVM_UPDATETHEME, 0, (LPARAM)&Scheme);
 140                                                 }
 141                                         }
 142                                         break;
 143                         }
 144                         break;
 145
 146                 case WM_NOTIFY:
 147                         lpnm = (LPNMHDR)lParam;
 148                         switch (lpnm->code)
 149                         {
 150                                 case PSN_APPLY:
 151                                         if (g->bHasChanged)
 152                                         {
 153                                                 INT SchemeId = GetSelectedThemeId(hwndDlg);
 154                                                 ApplyScheme(&g->Scheme, SchemeId);
 155                                                 g->SchemeId = SchemeId;
 156                                                 SendDlgItemMessage(hwndDlg, IDC_APPEARANCE_PREVIEW, PVM_UPDATETHEME, 0, (LPARAM)&g->Scheme);
 157                                                 g->bHasChanged = FALSE;
 158                                         }
 159                                         SetWindowLongPtr(hwndDlg, DWLP_MSGRESULT, (LONG_PTR)PSNRET_NOERROR);
 160                                         return TRUE;
 161
 162                                 case PSN_KILLACTIVE:
 163                                         SetWindowLongPtr(hwndDlg, DWLP_MSGRESULT, (LONG_PTR)FALSE);
 164                                         return TRUE;
 165
 166                                 case PSN_SETACTIVE:
 167                                         if (g->Scheme.crColor[COLOR_DESKTOP] != g_GlobalData.desktop_color)
 168                                         {
 169                                                 g->Scheme.crColor[COLOR_DESKTOP] = g_GlobalData.desktop_color;
 170                                                 SendDlgItemMessage(hwndDlg, IDC_APPEARANCE_PREVIEW, PVM_UPDATETHEME, 0, (LPARAM)&g->Scheme);
 171                                         }
 172                                         break;
 173                         }
 174                         break;
 175         }
 176
 177         return FALSE;
 178 }