LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) { HDC hdc, hmem; static HDC offscreen; PAINTSTRUCT ps; RECT rect, rect2; BITMAP bm; POINT point; static POINT start; static int dragging = 0; HDC desktop; HBITMAP hbitmap; HANDLE hdrop; HFONT dfltFont; int dfltBGMode; double percomp; switch (message) { case WM_CREATE: menu = LoadMenu(hinst, MAKEINTRESOURCE(IDR_MENU1)); menu = GetSubMenu(menu, 0); offscreen = CreateCompatibleDC(NULL); desktop = GetDC(GetDesktopWindow()); hbitmap = CreateCompatibleBitmap(desktop, 200, 200); ReleaseDC(GetDesktopWindow(), desktop); SelectObject(offscreen, hbitmap); // Start the engines decthread_init(); // We accept drag&drop DragAcceptFiles(hwnd, TRUE); return 0; case WM_PAINT: hdc = BeginPaint(hwnd, &ps); GetClientRect(hwnd, &rect); width = rect.right + 1; height = rect.bottom + 1; FillRect(offscreen, &rect, (HBRUSH)GetStockObject(WHITE_BRUSH)); DrawText(offscreen, "Drop Files Here", -1, &rect, DT_SINGLELINE | DT_CENTER); SetRect(&rect2, 0, height - 110, width, height - 25); DrawText(offscreen, "For Decoding", -1, &rect2, DT_SINGLELINE | DT_CENTER); hmem = CreateCompatibleDC(offscreen); SelectObject(hmem, hbm[frame]); GetObject(hbm[frame], sizeof(BITMAP), &bm); BitBlt(offscreen, width / 2 - 33, height / 2 - 31, bm.bmWidth, bm.bmHeight, hmem, 0, 0, SRCCOPY); DeleteDC(hmem); percomp = ((double)(totalfiles - numfiles) + 1 - (1 - file_complete)) / (double)totalfiles; SetRect(&vbrBR, 0, height - 35, width, height - 19); dfltBGMode = SetBkMode(offscreen, TRANSPARENT); dfltFont = SelectObject(offscreen, font2); SetRect(&bar1, 0, height - 23, (int)(file_complete * width), height - 13); SetRect(&bar2, 0, height - 12, (int)(percomp * width), height - 2); FillRect(offscreen, &bar1, (HBRUSH)GetStockObject(LTGRAY_BRUSH)); FillRect(offscreen, &bar2, (HBRUSH)GetStockObject(DKGRAY_BRUSH)); if (fileName) { char* sep; char fileCaption[80]; if ((sep = strrchr(fileName, '\\')) != 0) fileName = sep+1; (void) strcpy(fileCaption, " "); (void) strcat(fileCaption, fileName); DrawText(offscreen, fileCaption, -1, &bar1, DT_SINGLELINE | DT_LEFT); } SelectObject(offscreen, dfltFont); SetBkMode(offscreen, dfltBGMode); BitBlt(hdc, 0, 0, width, height, offscreen, 0, 0, SRCCOPY); EndPaint(hwnd, &ps); return DefWindowProc(hwnd, message, wParam, lParam); //return 0; case WM_TIMER: if (animate || frame) { frame++; if (frame > 7) frame -= 8; } else { frame = 0; } GetClientRect(hwnd, &rect); InvalidateRect(hwnd, &rect, FALSE); return 0; case WM_LBUTTONDOWN: start.x = LOWORD(lParam); start.y = HIWORD(lParam); ClientToScreen(hwnd, &start); GetWindowRect(hwnd, &rect); start.x -= rect.left; start.y -= rect.top; dragging = 1; SetCapture(hwnd); return 0; case WM_LBUTTONUP: if (dragging) { dragging = 0; ReleaseCapture(); } return 0; case WM_MOUSEMOVE: if (dragging) { point.x = LOSHORT(lParam); point.y = HISHORT(lParam); /* lParam can contain negative coordinates ! * point.x = LOWORD(lParam); * point.y = HIWORD(lParam); */ ClientToScreen(hwnd, &point); SetWindowPos(hwnd, 0, point.x - start.x, point.y - start.y, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW); iniSettings.window_x = point.x - start.x; iniSettings.window_y = point.y - start.y; } return 0; case WM_CAPTURECHANGED: if (dragging) { dragging = 0; ReleaseCapture(); } return 0; case WM_RBUTTONUP: point.x = LOWORD(lParam); point.y = HIWORD(lParam); ClientToScreen(hwnd, &point); TrackPopupMenu(menu, TPM_RIGHTBUTTON, point.x, point.y, 0, hwnd, NULL); return 0; case WM_COMMAND: switch (LOWORD(wParam)) { case IDM_QUIT: WriteIniFile(INI_FILE); decoding_done = 1; PostQuitMessage(0); break; case IDM_ONTOP: set_always_on_top(hwnd, ~GetMenuState(menu, LOWORD(wParam), MF_BYCOMMAND) & MF_CHECKED); break; case IDM_LOGERR: set_logerr(hwnd, ~GetMenuState(menu, LOWORD(wParam), MF_BYCOMMAND) & MF_CHECKED); break; case IDM_STOP_DEC: { int v = ~GetMenuState(menu, LOWORD(wParam), MF_BYCOMMAND) & MF_CHECKED; if(v == 8) stop_decoding = 1; break; } case IDM_VOLUME: { int value = DialogBox( hinst, MAKEINTRESOURCE(IDD_VOLUME), hwnd, QCProc); if (value == -2) break; break; } case IDM_ABOUT: { int value = DialogBox(hinst, MAKEINTRESOURCE(IDD_ABOUT), hwnd, QCProc); if (value == -7) break; break; } } // LOWORD(wParam) return 0; case WM_DROPFILES: hdrop = (HANDLE)wParam; HandleDrag(hwnd, hdrop); return 0; case WM_DESTROY: decoding_done = 1; PostQuitMessage(0); return 0; } return DefWindowProc(hwnd, message, wParam, lParam); }
LONG WINAPI WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { poWindow *win = (poWindow*)GetWindowLongPtr(hwnd, GWL_USERDATA); switch(uMsg) { case WM_DESTROY: PostQuitMessage(0); break; case WM_SIZE: window_width = LOWORD(lParam); window_height = HIWORD(lParam); if(win) win->resized(0,0,window_width,window_height); break; case WM_RBUTTONDOWN: ::SetCapture(hwnd); isDragging = true; if(win) win->mouseDown(LOSHORT(lParam), HISHORT(lParam), 0); break; case WM_RBUTTONUP: ::ReleaseCapture(); isDragging = false; if(win) win->mouseUp(LOSHORT(lParam), HISHORT(lParam), 0); break; case WM_LBUTTONDOWN: ::SetCapture(hwnd); isDragging = true; if(win) win->mouseDown(LOSHORT(lParam), HISHORT(lParam), 0); break; case WM_LBUTTONUP: ::ReleaseCapture(); isDragging = false; if(win) win->mouseUp(LOSHORT(lParam), HISHORT(lParam), 0); break; case WM_MBUTTONDOWN: ::SetCapture(hwnd); isDragging = true; if(win) win->mouseDown(LOSHORT(lParam), HISHORT(lParam), 0); break; case WM_MBUTTONUP: ::ReleaseCapture(); isDragging = false; if(win) win->mouseUp(LOSHORT(lParam), HISHORT(lParam), 0); break; case WM_MOUSEMOVE: if( isDragging ) if(win) win->mouseDrag(LOSHORT(lParam), HISHORT(lParam), 0); else if(win) win->mouseMove(LOSHORT(lParam), HISHORT(lParam), 0); break; case WM_MOUSEWHEEL: break; case WM_SYSKEYDOWN: { // alt-f4 ... pass to close the window bool alt_down = (GetKeyState(VK_LMENU) & 0x80) || (GetKeyState(VK_RMENU) & 0x80) || (GetKeyState(VK_MENU) & 0x80); if(VK_F4 == wParam && alt_down) { PostMessage(hwnd, WM_CLOSE, 0, 0); break; } } case WM_KEYDOWN: if(VK_F1 == wParam) doFullscreen(hwnd, !is_fullscreen); else if(win) win->keyDown(mapVirtualKey(wParam), wParam, getKeyModifiers()); break; case WM_SYSKEYUP: case WM_KEYUP: if(win) win->keyUp(mapVirtualKey(wParam), wParam, getKeyModifiers()); break; case WM_KILLFOCUS: // if we lose capture during a drag, post a mouse up event as a notifier if( isDragging ) { if(win) win->mouseDrag(LOSHORT(lParam), HISHORT(lParam), 0); } isDragging = false; break; case WM_ACTIVATE: // make sure our fullscreen window plays nice with the task switcher if(is_fullscreen) { // if we're loosing focus, minimize to system tray bool is_deactivated = WA_INACTIVE == LOWORD(wParam); if(is_deactivated) ShowWindow(hwnd,SW_SHOWMINIMIZED); else // sw_showmaximized flashes the title bar // sw_show flashes the system tray, go figure ShowWindow(hwnd,SW_SHOWMAXIMIZED); } break; default: return DefWindowProc(hwnd, uMsg, wParam, lParam); } return 0; }