32-bit assembler in Windows C code-Chapter 5 (III)

(3) window sub-Controls

 

# Include <windows. h> <br/> # include "resource. h "</p> <p> HINSTANCE hInst; <br/> TCHARszBuffer [1, 128]; <br/> HBITMAPhBmp1 = 0, hBmp2 = 0, hTemp = 0; <br/> static intiScrPos = 2; <br/> bool callback DlgProc (HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam) <br/>{< br/> switch (uMsg) <br/>{< br/> case WM_INITDIALOG: <br/> SendMessage (hDlg, WM_SETICON, ICON_BIG, (LPARAM) loadIcon (hInst, MAKEINTRESOURCE (IDI_MAIN); <Br/> SendDlgItemMessage (hDlg, IDC_TITLETEXT, CB_ADDSTRING, 0, (LPARAM) TEXT ("Hello World! "); <Br/> SendDlgItemMessage (hDlg, IDC_TITLETEXT, CB_ADDSTRING, 0, (LPARAM) TEXT (" Have you seen the title bar changed? "); <Br/> SendDlgItemMessage (hDlg, IDC_TITLETEXT, CB_ADDSTRING, 0, (LPARAM) TEXT (" Custom "); <br/> SendDlgItemMessage (hDlg, IDC_TITLETEXT, CB_SETCURSEL, 0, (LPARAM) 0); <br/> EnableWindow (GetDlgItem (hDlg, IDC_CUSTOMTEXT), FALSE); <br/> hBmp1 = LoadBitmap (hInst, MAKEINTRESOURCE (IDB_1); <br/> hBmp2 = LoadBitmap (hInst, MAKEINTRESOURCE (IDB_2); <br/> CheckDlgButton (hDlg, IDC_SHOWBMP, BST_CHECKED); <br/> CheckDlg Button (hDlg, IDC_ALOW, BST_CHECKED); <br/> CheckDlgButton (hDlg, IDC_MODALFRAME, BST_CHECKED); <br/> SendDlgItemMessage (hDlg, IDC_SCROLL, SBM_SETRANGE, 0,100 ); <br/> return TRUE; <br/> case WM_CLOSE: <br/> DeleteObject (hBmp1); <br/> DeleteObject (hBmp2); <br/> EndDialog (hDlg, 0); <br/> return TRUE; <br/> case WM_COMMAND: <br/> switch (LOWORD (wParam) <br/>{< br/> case IDCANCEL: <br/> DeleteObject (hBmp1); <br/> D EleteObject (hBmp2); <br/> EndDialog (hDlg, 0); <br/> return TRUE; <br/> case IDOK: <br/> hTemp = hBmp1; <br/> hBmp1 = hBmp2; <br/> hBmp2 = hTemp; <br/>/* hBmp1 = (HBITMAP) SendDlgItemMessage (hDlg, IDC_BMP, __getimage, IMAGE_BITMAP, (LPARAM) 0 )? <Br/> SendDlgItemMessage (hDlg, IDC_BMP, success, IMAGE_BITMAP, (LPARAM) hBmp2): <br/> SendDlgItemMessage (hDlg, IDC_BMP, success, IMAGE_BITMAP, (LPARAM) hBmp1 ); */<br/> SendDlgItemMessage (hDlg, IDC_BMP, pai_setimage, IMAGE_BITMAP, (LPARAM) hBmp1); <br/> return TRUE; <br/> case IDC_ONTOP: <br/> if (BST_CHECKED = IsDlgButtonChecked (hDlg, IDC_ONTOP) <br/> SetWindowPos (hDlg, HWND_TOPMOST, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE); <br/> else <br/> SetWindowPos (hDlg, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE); <br/> return TRUE; <br/> case IDC_SHOWBMP: <br/> if (IsWindowVisible (GetDlgItem (hDlg, IDC_BMP) <br/> ShowWindow (GetDlgItem (hDlg, IDC_BMP), SW_HIDE ); <br/> else <br/> ShowWindow (GetDlgItem (hDlg, IDC_BMP), SW_SHOW); <br/> return TRUE; <br/> case IDC_ALOW: <br/> if (BST_CHECKED = IsDlgButtonCheck Ed (hDlg, IDC_ALOW) <br/> EnableWindow (GetDlgItem (hDlg, IDOK), TRUE); <br/> else <br/> EnableWindow (GetDlgItem (hDlg, IDOK), FALSE); <br/> return TRUE; <br/> case IDC_MODALFRAME: <br/> SetWindowLong (hDlg, GWL_STYLE ,~ WS_THICKFRAME & GetWindowLong (hDlg, GWL_STYLE); <br/> return TRUE; <br/> case IDC_THICKFRAME: <br/> SetWindowLong (hDlg, GWL_STYLE, WS_THICKFRAME | GetWindowLong (hDlg, GWL_STYLE); <br/> return TRUE; <br/> case IDC_TITLETEXT: <br/> if (CBN_SELENDOK = HIWORD (wParam )) <br/> if (2 = SendDlgItemMessage (hDlg, IDC_TITLETEXT, CB_GETCURSEL, 0, 0) <br/>{< br/> EnableWindow (GetDlgItem (hDlg, IDC_CUSTOMTEXT ), TRUE); <br/>}< br/> else <br/> {<br/> SendDlgItemMessage (hDlg, IDC_TITLETEXT, CB_GETLBTEXT, <br/> SendDlgItemMessage (hDlg, IDC_TITLETEXT, CB_GETCURSEL, 0, 0), (LPARAM) szBuffer); <br/> SetWindowText (hDlg, szBuffer); <br/> EnableWindow (GetDlgItem (hDlg, IDC_CUSTOMTEXT), FALSE ); <br/>}< br/> return TRUE; <br/> case IDC_CUSTOMTEXT: <br/> GetDlgItemText (hDlg, IDC_CUSTOMTEXT, szBuffer, sizeof (szBuffer) /sizeof (TCHAR); <br/> SetWindowText (hDlg, szBuffer); <br/> return TRUE; <br/>}< br/> break; <br/> case WM_HSCROLL: <br/> switch (LOWORD (wParam) <br/>{< br/> case SB_LINELEFT: <br/> iScrPos = -- iScrPos; <br/> break; <br/> case SB_LINERIGHT: <br/> iScrPos = ++ iScrPos; <br/> break; <br/> case SB_PAGELEFT: <br/> iScrPos = iScrPos-10; <br/> break; <br/> case SB_PAGERIGHT: <br/> iScrPos = iScrPos + 10; <br/> break; <br/> case SB_THUMBPOSITION: <br/> case SB_THUMBTRACK: <br/> iScrPos = (int) HIWORD (wParam); <br/> break; <br/>}< br/> if (iScrPos <0) <br/> iScrPos = 0; <br/> else if (iScrPos> 100) <br/> iScrPos = 100; <br/> SetDlgItemInt (hDlg, IDC_VALUE, iScrPos, FALSE); <br/> SendDlgItemMessage (hDlg, IDC_SCROLL, SBM_SETPOS, (WPARAM) iScrPos, (LPARAM) TRUE); <br/> return TRUE; <br/>}< br/> return FALSE; <br/>}</p> <p> int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int iCmdShow) <br/>{< br/> hInst = hInstance; <br/> DialogBoxParam (hInstance, MAKEINTRESOURCE (IDD_DIALOG), NULL, DlgProc, 0); <br/> return 0; <br/>}