331 lines
9 KiB
C++
331 lines
9 KiB
C++
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////////////////////////////////////////////////////////////////////////////////
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//
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// File: Splash.cpp
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// Created: Jan 1996
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// By: Ryan Marshall (a-ryanm) and Martin Holladay (a-martih)
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//
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// Project: Resource Kit Desktop Switcher (MultiDesk)
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//
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//
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// Revision History:
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//
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//
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////////////////////////////////////////////////////////////////////////////////
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#include <windows.h>
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#include <windowsx.h>
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#include <mmsystem.h>
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#include <shlobj.h>
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#include <shellapi.h>
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#include <stdio.h>
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#include "Resource.h"
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#include "Splash.h"
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//
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// Local Prototypes
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//
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BOOL CALLBACK SplashWndProc(HWND hWnd, UINT nMessage, WPARAM wParam, LPARAM lParam);
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BOOL SplashPaint(void);
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HPALETTE PaletteFromDS(HDC hDC);
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void SplashRealize(HWND hWnd, HDC hTheirDC);
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void SplashErase(HDC hDC);
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//
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// Splash globals
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//
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#define WM_SPLASHPUMP_TERMINATE 5001
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#define TIMER_ID (WM_USER + 5007)
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#define TIMEOUT 3000
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static const char szSplashClass[] = "Splash";
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HBITMAP hSplashBmp = NULL;
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BITMAP bmSplashInfo = {0L, 0L, 0L, 0L, 0, 0, NULL};
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HINSTANCE hSplashInst = 0;
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HWND Splash_hWnd = NULL;
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BOOL Splash_bLowRes = TRUE;
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BOOL Splash_bNeedPalette = FALSE;
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DWORD Splash_dwBitmapHeight = 0;
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HBITMAP Splash_hBitmap = NULL;
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HBITMAP Splash_hOldBitmap = NULL;
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HDC Splash_hImage = NULL;
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HPALETTE Splash_hPalette = NULL;
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/*------------------------------------------------------------------------*/
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/*------------------------------------------------------------------------*/
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BOOL CALLBACK SplashWndProc(HWND hWnd, UINT nMessage, WPARAM wParam, LPARAM lParam)
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{
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UINT nSplashTimer = 0;
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switch (nMessage)
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{
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case WM_NCCREATE:
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if ((Splash_hImage = CreateCompatibleDC(NULL)) == NULL)
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return FALSE;
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if ((Splash_hOldBitmap = SelectBitmap(Splash_hImage, Splash_hBitmap)) == NULL)
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return FALSE;
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if (Splash_bNeedPalette)
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{
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if ((Splash_hPalette = PaletteFromDS(Splash_hImage)) == NULL)
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return FALSE;
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}
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return DefWindowProc(hWnd, nMessage, wParam, lParam);
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case WM_CREATE:
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nSplashTimer = SetTimer(hWnd, TIMER_ID, TIMEOUT, (TIMERPROC) NULL);
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if (!nSplashTimer)
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PostQuitMessage(1);
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ShowWindow(hWnd, SW_SHOWNORMAL);
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break;
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case WM_PAINT:
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SplashPaint();
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break;
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case WM_ERASEBKGND:
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SplashErase((HDC) wParam);
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break;
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case WM_TIMER:
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KillTimer(hWnd, TIMER_ID);
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PostQuitMessage(1);
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break;
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case WM_ENDSESSION:
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case WM_CLOSE:
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PostQuitMessage(1);
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return (DefWindowProc(hWnd, nMessage, wParam, lParam));
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case WM_NCDESTROY:
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if (Splash_hBitmap) DeleteObject(Splash_hBitmap);
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PostThreadMessage(GetCurrentThreadId(), WM_SPLASHPUMP_TERMINATE, 0, 0);
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default:
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return (DefWindowProc(hWnd, nMessage, wParam, lParam));
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}
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return FALSE;
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}
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/*---------------------------------------------------------------------*/
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/*---------------------------------------------------------------------*/
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BOOL SplashPaint(void)
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{
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PAINTSTRUCT ps;
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HDC hDC;
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//
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// Paint the Background
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//
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hDC = BeginPaint(Splash_hWnd, &ps);
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SplashRealize(Splash_hWnd, hDC);
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SetBkMode(hDC, TRANSPARENT);
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EndPaint(Splash_hWnd, &ps);
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return TRUE;
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}
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/*-------------------------------------------------------------------------*/
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/*-------------------------------------------------------------------------*/
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HPALETTE PaletteFromDS(HDC hDC)
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{
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DWORD adw[257];
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int i;
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int n;
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n = GetDIBColorTable(hDC, 0, 256, (LPRGBQUAD) &adw[1]);
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for (i=1; i<=n; i++)
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adw[i] = RGB(GetBValue(adw[i]), GetGValue(adw[i]), GetRValue(adw[i]));
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adw[0] = MAKELONG(0x300, n);
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return CreatePalette((LPLOGPALETTE) &adw[0]);
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}
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/*------------------------------------------------------------------------*/
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/*------------------------------------------------------------------------*/
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void SplashRealize(HWND hWnd, HDC hTheirDC)
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{
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HDC hDC;
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BOOL bRepaint = FALSE;
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if (Splash_hPalette)
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{
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hDC = hTheirDC ? hTheirDC : GetDC(hWnd);
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if (hDC)
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{
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SelectPalette(hDC, Splash_hPalette, FALSE);
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bRepaint = (RealizePalette(hDC) > 0);
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if (!hTheirDC)
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ReleaseDC(hWnd, hDC);
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}
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}
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//RedrawWindow(
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// hWnd,
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// NULL,
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// NULL,
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// RDW_INVALIDATE | RDW_ERASE | RDW_ALLCHILDREN);
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}
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/*------------------------------------------------------------------------*/
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/*------------------------------------------------------------------------*/
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void SplashErase(HDC hDC)
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{
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RECT rc;
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GetClientRect((HWND)hSplashInst, &rc);
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SplashRealize(Splash_hWnd, hDC);
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BitBlt(hDC, 0, 0, rc.right, rc.bottom, Splash_hImage, 0, 0, SRCCOPY);
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}
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/*------------------------------------------------------------------------*/
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/*------------------------------------------------------------------------*/
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INT DoSplashWindow(LPVOID hData)
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{
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MSG msg;
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BOOL bContinue;
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WNDCLASS wc;
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HDC hDC;
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BITMAP Bmp;
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RECT rc;
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DWORD dwStyle;
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hSplashInst = ((PSPLASH_DATA) hData)->hInstance;
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//
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// Register the class
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//
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if (!GetClassInfo(hSplashInst, szSplashClass, &wc))
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{
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wc.style = 0;
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wc.lpfnWndProc = (WNDPROC) SplashWndProc;
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wc.cbClsExtra = wc.cbWndExtra = 0;
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wc.hInstance = hSplashInst;
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wc.hCursor = LoadCursor(NULL, IDC_ARROW);
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wc.hIcon = NULL;
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wc.hbrBackground = (HBRUSH)(COLOR_3DFACE + 1);
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wc.lpszMenuName = NULL;
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wc.lpszClassName = szSplashClass;
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if (!RegisterClass(&wc))
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return FALSE;
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}
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hDC = GetDC(NULL);
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Splash_bLowRes = (GetDeviceCaps(hDC, PLANES) * GetDeviceCaps(hDC, BITSPIXEL)) < 8;
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//
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// BUGBUG - Comment out lowres = TRUE below
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//
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//Splash_bLowRes = TRUE; // test low res
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Splash_bNeedPalette = (!Splash_bLowRes && (GetDeviceCaps(hDC, RASTERCAPS) & RC_PALETTE));
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ReleaseDC(NULL, hDC);
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//
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// Load the background bitmap
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//
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Splash_hBitmap = (HBITMAP) LoadImage(
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hSplashInst,
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MAKEINTRESOURCE(Splash_bLowRes ? IDB_BITMAP_SPLASH : IDB_BITMAP_SPLASH),
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IMAGE_BITMAP,
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0,
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0,
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LR_CREATEDIBSECTION);
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if (!Splash_hBitmap) return FALSE;
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//
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// Create the window based on the background image
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//
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GetObject(Splash_hBitmap, sizeof(Bmp), &Bmp);
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rc.left = (GetSystemMetrics(SM_CXSCREEN) - Bmp.bmWidth) / 2;
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rc.top = (GetSystemMetrics(SM_CYSCREEN) - Bmp.bmHeight) / 3; // intended
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rc.right = rc.left + Bmp.bmWidth;
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rc.bottom = rc.top + Bmp.bmHeight;
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Splash_dwBitmapHeight = Bmp.bmHeight;
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dwStyle = WS_POPUP | WS_VISIBLE; // | WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX;
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AdjustWindowRect(&rc, dwStyle, FALSE);
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Splash_hWnd = CreateWindow(
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szSplashClass,
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szSplashClass,
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dwStyle,
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rc.left,
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rc.top,
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rc.right - rc.left,
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rc.bottom - rc.top,
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NULL,
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NULL,
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hSplashInst,
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Splash_hBitmap);
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if (!Splash_hWnd)
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{
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if (Splash_hBitmap) DeleteObject(Splash_hBitmap);
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return FALSE;
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}
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/*
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//
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// Register Window
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//
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wc.style = CS_HREDRAW | CS_VREDRAW;
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wc.lpfnWndProc = (WNDPROC) SplashWndProc;
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wc.cbClsExtra = 0;
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wc.cbWndExtra = 0;
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wc.hInstance = hSplashInst;
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wc.hIcon = NULL;
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wc.hCursor = LoadCursor(NULL, IDC_WAIT);
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wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
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wc.lpszMenuName = NULL;
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wc.lpszClassName = szSplashClass;
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if (!RegisterClass(&wc)) return FALSE;
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//
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// Create Window
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//
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hWnd = CreateWindowEx(
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WS_EX_TOPMOST,
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szSplashClass,
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szSplashClass,
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WS_POPUP | WS_VISIBLE,
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CW_USEDEFAULT,
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CW_USEDEFAULT,
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CW_USEDEFAULT,
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CW_USEDEFAULT,
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NULL,
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(HMENU) NULL,
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hSplashInst,
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NULL);
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if (!hWnd) return FALSE;
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*/
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//
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// Pump Messages
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//
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bContinue = TRUE;
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while (bContinue && GetMessage(&msg, Splash_hWnd, 0, 0))
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{
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TranslateMessage(&msg);
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DispatchMessage(&msg);
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if (msg.message == WM_SPLASHPUMP_TERMINATE)
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bContinue = FALSE;
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}
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return TRUE;
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}
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