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reactos/dll/cpl/desk/appearance.c

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/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS Display Control Panel
* FILE: dll/cpl/desk/appearance.c
* PURPOSE: Appearance property page
*
* PROGRAMMERS: Trevor McCort (lycan359@gmail.com)
* Timo Kreuzer (timo[dot]kreuzer[at]web[dot]de)
*/
#include "desk.h"
/******************************************************************************/
static void
AppearancePage_UpdateThemePreview(HWND hwndDlg, GLOBALS *g)
{
if (g->ActiveTheme.ThemeActive)
{
RECT rcWindow;
GetClientRect(GetDlgItem(hwndDlg, IDC_APPEARANCE_PREVIEW), &rcWindow);
if (DrawThemePreview(g->hdcThemePreview, &g->Scheme, &g->ActiveTheme, &rcWindow))
{
SendDlgItemMessage(hwndDlg, IDC_APPEARANCE_PREVIEW, PVM_SET_HDC_PREVIEW, 0, (LPARAM)g->hdcThemePreview);
return;
}
}
SendDlgItemMessage(hwndDlg, IDC_APPEARANCE_PREVIEW, PVM_UPDATETHEME, 0, (LPARAM)&g->Scheme);
SendDlgItemMessage(hwndDlg, IDC_APPEARANCE_PREVIEW, PVM_SET_HDC_PREVIEW, 0, 0);
}
static void
AppearancePage_LoadSelectedScheme(HWND hwndDlg, GLOBALS *g)
{
if (g->ActiveTheme.ThemeActive == FALSE )
{
LoadSchemeFromReg(&g->Scheme, &g->ActiveTheme);
}
else
{
LoadSchemeFromTheme(&g->Scheme, &g->ActiveTheme);
}
g_GlobalData.desktop_color = g->Scheme.crColor[COLOR_DESKTOP];
}
static void
AppearancePage_ShowStyles(HWND hwndDlg, int nIDDlgItem, PTHEME_STYLE pStyles, PTHEME_STYLE pActiveStyle)
{
int iListIndex;
HWND hwndList = GetDlgItem(hwndDlg, nIDDlgItem);
PTHEME_STYLE pCurrentStyle;
SendMessage(hwndList, CB_RESETCONTENT , 0, 0);
for (pCurrentStyle = pStyles;
pCurrentStyle;
pCurrentStyle = pCurrentStyle->NextStyle)
{
iListIndex = SendMessage(hwndList, CB_ADDSTRING, 0, (LPARAM)pCurrentStyle->DisplayName);
SendMessage(hwndList, CB_SETITEMDATA, iListIndex, (LPARAM)pCurrentStyle);
if (pCurrentStyle == pActiveStyle)
{
SendMessage(hwndList, CB_SETCURSEL, (WPARAM)iListIndex, 0);
}
}
}
static void
AppearancePage_ShowColorSchemes(HWND hwndDlg, GLOBALS *g)
{
AppearancePage_ShowStyles(hwndDlg,
IDC_APPEARANCE_COLORSCHEME,
g->ActiveTheme.Theme->ColoursList,
g->ActiveTheme.Color);
}
static void
AppearancePage_ShowSizes(HWND hwndDlg, GLOBALS *g)
{
PTHEME_STYLE pSizes;
if (g->ActiveTheme.Theme->SizesList)
pSizes = g->ActiveTheme.Theme->SizesList;
else
pSizes = g->ActiveTheme.Color->ChildStyle;
AppearancePage_ShowStyles(hwndDlg,
IDC_APPEARANCE_SIZE,
pSizes,
g->ActiveTheme.Size);
}
static INT_PTR
AppearancePage_OnInit(HWND hwndDlg)
{
INT iListIndex;
HWND hwndTheme;
GLOBALS *g;
RECT rcPreview;
HDC hdcScreen;
PTHEME pTheme;
g = (GLOBALS*)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(GLOBALS));
if (g == NULL)
return FALSE;
SetWindowLongPtr(hwndDlg, DWLP_USER, (LONG_PTR)g);
g->bInitializing = TRUE;
if (!LoadCurrentScheme(&g->Scheme))
return FALSE;
g->pThemes = LoadThemes();
if (g->pThemes)
{
BOOL bLoadedTheme = FALSE;
if (g_GlobalData.pwszAction &&
g_GlobalData.pwszFile &&
wcscmp(g_GlobalData.pwszAction, L"OpenMSTheme") == 0)
{
bLoadedTheme = FindOrAppendTheme(g->pThemes,
g_GlobalData.pwszFile,
NULL,
NULL,
&g->ActiveTheme);
}
if (bLoadedTheme)
{
g->bThemeChanged = TRUE;
g->bSchemeChanged = TRUE;
PostMessageW(GetParent(hwndDlg), PSM_CHANGED, (WPARAM)hwndDlg, 0);
AppearancePage_LoadSelectedScheme(hwndDlg, g);
}
else
{
if (!GetActiveTheme(g->pThemes, &g->ActiveTheme))
{
g->ActiveTheme.ThemeActive = FALSE;
}
}
/*
* Keep a copy of the selected classic theme in order to select this
* when user selects the classic theme (and not a horrible random theme )
*/
if (!GetActiveClassicTheme(g->pThemes, &g->ClassicTheme))
{
g->ClassicTheme.Theme = g->pThemes;
g->ClassicTheme.Color = g->pThemes->ColoursList;
g->ClassicTheme.Size = g->ClassicTheme.Color->ChildStyle;
}
if (g->ActiveTheme.ThemeActive == FALSE)
g->ActiveTheme = g->ClassicTheme;
GetClientRect(GetDlgItem(hwndDlg, IDC_APPEARANCE_PREVIEW), &rcPreview);
hdcScreen = GetDC(NULL);
g->hbmpThemePreview = CreateCompatibleBitmap(hdcScreen, rcPreview.right, rcPreview.bottom);
g->hdcThemePreview = CreateCompatibleDC(hdcScreen);
SelectObject(g->hdcThemePreview, g->hbmpThemePreview);
ReleaseDC(NULL, hdcScreen);
hwndTheme = GetDlgItem(hwndDlg, IDC_APPEARANCE_VISUAL_STYLE);
for (pTheme = g->pThemes; pTheme; pTheme = pTheme->NextTheme)
{
iListIndex = SendMessage(hwndTheme, CB_ADDSTRING, 0, (LPARAM)pTheme->DisplayName);
SendMessage(hwndTheme, CB_SETITEMDATA, iListIndex, (LPARAM)pTheme);
if (pTheme == g->ActiveTheme.Theme)
{
SendMessage(hwndTheme, CB_SETCURSEL, (WPARAM)iListIndex, 0);
}
}
if (g->ActiveTheme.Theme)
{
AppearancePage_ShowColorSchemes(hwndDlg, g);
AppearancePage_ShowSizes(hwndDlg, g);
AppearancePage_UpdateThemePreview(hwndDlg, g);
}
}
g->bInitializing = FALSE;
return FALSE;
}
static VOID
AppearancePage_OnDestroy(HWND hwndDlg, GLOBALS *g)
{
HeapFree(GetProcessHeap(), 0, g);
}
static PVOID
GetSelectedData(HWND hwndDlg, int nIDDlgItem)
{
HWND hwndCombo;
INT sel;
hwndCombo = GetDlgItem(hwndDlg, nIDDlgItem);
sel = SendMessage(hwndCombo, CB_GETCURSEL, 0, 0);
if (sel == CB_ERR)
return NULL;
return (PVOID)SendMessage(hwndCombo, CB_GETITEMDATA, (WPARAM)sel, 0);
}
INT_PTR CALLBACK
AppearancePageProc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
GLOBALS *g;
LPNMHDR lpnm;
g = (GLOBALS*)GetWindowLongPtr(hwndDlg, DWLP_USER);
switch (uMsg)
{
case WM_INITDIALOG:
return AppearancePage_OnInit(hwndDlg);
case WM_DESTROY:
AppearancePage_OnDestroy(hwndDlg, g);
break;
case WM_COMMAND:
if (g == NULL || g->bInitializing)
return FALSE;
switch (LOWORD(wParam))
{
case IDC_APPEARANCE_EFFECTS:
if (DialogBoxParam(hApplet, MAKEINTRESOURCE(IDD_EFFAPPEARANCE),
hwndDlg, EffAppearanceDlgProc, (LPARAM)g) == IDOK)
{
PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
g->Scheme = g->SchemeAdv;
g->bSchemeChanged = TRUE;
}
break;
case IDC_APPEARANCE_ADVANCED:
if (DialogBoxParam(hApplet, MAKEINTRESOURCE(IDD_ADVAPPEARANCE),
hwndDlg, AdvAppearanceDlgProc, (LPARAM)g) == IDOK)
{
PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
g->bSchemeChanged = TRUE;
g->Scheme = g->SchemeAdv;
g_GlobalData.desktop_color = g->Scheme.crColor[COLOR_DESKTOP];
AppearancePage_UpdateThemePreview(hwndDlg, g);
}
break;
case IDC_APPEARANCE_COLORSCHEME:
if (HIWORD(wParam) == CBN_SELCHANGE)
{
g->ActiveTheme.Color = (PTHEME_STYLE)GetSelectedData(hwndDlg, IDC_APPEARANCE_COLORSCHEME);
if (g->ActiveTheme.Color->ChildStyle != NULL)
g->ActiveTheme.Size = g->ActiveTheme.Color->ChildStyle;
g->bSchemeChanged = TRUE;
if (g->ActiveTheme.ThemeActive)
g->bThemeChanged = TRUE;
PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
AppearancePage_LoadSelectedScheme(hwndDlg, g);
AppearancePage_ShowSizes(hwndDlg, g);
AppearancePage_UpdateThemePreview(hwndDlg, g);
}
break;
case IDC_APPEARANCE_VISUAL_STYLE:
if (HIWORD(wParam) == CBN_SELCHANGE)
{
PTHEME pTheme = (PTHEME)GetSelectedData(hwndDlg, IDC_APPEARANCE_VISUAL_STYLE);
if (g->ClassicTheme.Theme == pTheme)
g->ActiveTheme = g->ClassicTheme;
else
{
g->ActiveTheme.Theme = pTheme;
g->ActiveTheme.Size = pTheme->SizesList;
g->ActiveTheme.Color = pTheme->ColoursList;
g->ActiveTheme.ThemeActive = TRUE;
}
g->bThemeChanged = TRUE;
g->bSchemeChanged = TRUE;
PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
AppearancePage_ShowColorSchemes(hwndDlg, g);
AppearancePage_ShowSizes(hwndDlg, g);
AppearancePage_LoadSelectedScheme(hwndDlg, g);
AppearancePage_UpdateThemePreview(hwndDlg, g);
}
break;
case IDC_APPEARANCE_SIZE:
if (HIWORD(wParam) == CBN_SELCHANGE)
{
g->ActiveTheme.Size = (PTHEME_STYLE)GetSelectedData(hwndDlg, IDC_APPEARANCE_SIZE);
g->bSchemeChanged = TRUE;
if (g->ActiveTheme.ThemeActive)
g->bThemeChanged = TRUE;
PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
AppearancePage_LoadSelectedScheme(hwndDlg, g);
AppearancePage_UpdateThemePreview(hwndDlg, g);
}
}
break;
case WM_NOTIFY:
lpnm = (LPNMHDR)lParam;
switch (lpnm->code)
{
case PSN_APPLY:
if (g->bThemeChanged)
{
ActivateTheme(&g->ActiveTheme);
}
if (g->bSchemeChanged)
{
ApplyScheme(&g->Scheme, &g->ActiveTheme);
if (g->ActiveTheme.ThemeActive == FALSE)
g->ClassicTheme = g->ActiveTheme;
}
AppearancePage_UpdateThemePreview(hwndDlg, g);
g->bThemeChanged = FALSE;
g->bSchemeChanged = FALSE;
SetWindowLongPtr(hwndDlg, DWLP_MSGRESULT, (LONG_PTR)PSNRET_NOERROR);
return TRUE;
case PSN_KILLACTIVE:
SetWindowLongPtr(hwndDlg, DWLP_MSGRESULT, (LONG_PTR)FALSE);
return TRUE;
case PSN_SETACTIVE:
if (g->Scheme.crColor[COLOR_DESKTOP] != g_GlobalData.desktop_color)
{
g->Scheme.crColor[COLOR_DESKTOP] = g_GlobalData.desktop_color;
AppearancePage_UpdateThemePreview(hwndDlg, g);
}
break;
}
break;
}
return FALSE;
}
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