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1.1.1.3 ! root 1: ! 2: /******************************************************************************\ ! 3: * This is a part of the Microsoft Source Code Samples. ! 4: * Copyright (C) 1993 Microsoft Corporation. ! 5: * All rights reserved. ! 6: * This source code is only intended as a supplement to ! 7: * Microsoft Development Tools and/or WinHelp documentation. ! 8: * See these sources for detailed information regarding the ! 9: * Microsoft samples programs. ! 10: \******************************************************************************/ ! 11: 1.1.1.2 root 12: // ************************************************************************ 13: // MODULE : ToolBar.C 1.1.1.3 ! root 14: // PURPOSE : A Win32 DLL containing a simple text ToolBar 1.1 root 15: // FUNCTIONS : 1.1.1.3 ! root 16: // DllMain() - Dll entry point (via _DLLMainCRTStartup) 1.1 root 17: // TextButtonBar() - generate a text button ToolBar 18: // TextButtonBarProc - processes messages for the TextButtonBarWClass 19: // COMMENTS : 1.1.1.2 root 20: // 1.1 root 21: // ************************************************************************ 1.1.1.3 ! root 22: #define STRICT // enable strict typing ! 23: #include <Windows.H> // required for all Windows applications 1.1 root 24: 1.1.1.3 ! root 25: #include "ToolBar.H" // specific to this program 1.1 root 26: 27: //-- internal data 1.1.1.3 ! root 28: HWND hWndToolBarOwner; // window handle of Toolbar owner ! 29: // where all WM_COMMAND messages are sent 1.1 root 30: 1.1.1.2 root 31: //-- internal prototypes 32: LRESULT CALLBACK TextButtonBarProc( HWND, UINT, WPARAM, LPARAM ); 33: 34: 1.1 root 35: // ************************************************************************ 1.1.1.3 ! root 36: // FUNCTION : DllMain( HINSTANCE, DWORD, LPVOID ) ! 37: // PURPOSE : DLLMain is called by the C run-time library from the ! 38: // _DLLMainCRTStartup entry point. The DLL entry point gets ! 39: // called (entered) on the following events: "Process Attach", ! 40: // "Thread Attach", "Thread Detach" or "Process Detach". ! 41: // COMMENTS : No initialization is needed here so this entry point simply ! 42: // returns TRUE. 1.1 root 43: // ************************************************************************ 1.1.1.2 root 44: BOOL WINAPI 1.1.1.3 ! root 45: DllMain( HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpvReserved ) 1.1 root 46: { 1.1.1.2 root 47: UNREFERENCED_PARAMETER( hInstDLL ); 48: UNREFERENCED_PARAMETER( fdwReason ); 49: UNREFERENCED_PARAMETER( lpvReserved ); 1.1 root 50: 51: return( TRUE ); 52: } 53: 54: 55: // ************************************************************************ 1.1.1.2 root 56: // FUNCTION : TextButtonBar( HWND, LPTEXTBUTTON, LPINT ) 1.1.1.3 ! root 57: // PURPOSE : Generate a simple text button ToolBar 1.1 root 58: // COMMENTS : lpTextButton points to an array of TEXTBUTTON 59: // structures. The last structure must set the 60: // member lpButtonText to NULL. lpHeight contains the 61: // height of the ToolBar window. 62: // ************************************************************************ 63: HWND 64: TextButtonBar( HWND hWndParent, LPTEXTBUTTON lpTextButton, LPINT lpHeight ) 65: { 66: #define BUTTON_BORDER 4 67: #define BUTTONBAR_BORDER 4 68: 69: static HWND hWndTextButtonBar; 70: 71: HDC hDC; 72: WNDCLASS wndclass; 73: LONG ButtonWidth; 74: LONG ButtonHeight; 75: INT xPosButton; 76: INT ButtonSpacing; 77: INT ButtonSpace; 78: LPTSTR lpButtonString; 79: LPTEXTBUTTON lpTempTextButton; 80: TEXTMETRIC tm; 81: SIZE ButtonTextSize; 82: RECT rect; 83: 84: //-- store owner of Toolbar 85: hWndToolBarOwner = hWndParent; 86: 87: //-- register the TestButtonBar window class 1.1.1.3 ! root 88: wndclass.style = (UINT) NULL; 1.1 root 89: wndclass.lpfnWndProc = (WNDPROC) TextButtonBarProc; 90: wndclass.cbClsExtra = 0; 91: wndclass.cbWndExtra = 0; 92: wndclass.hInstance = NULL; 93: wndclass.hIcon = NULL; 94: wndclass.hCursor = NULL; 1.1.1.3 ! root 95: wndclass.hbrBackground = (HBRUSH) GetStockObject(LTGRAY_BRUSH); 1.1 root 96: wndclass.lpszMenuName = NULL; 1.1.1.3 ! root 97: wndclass.lpszClassName = TEXT( "TextButtonBarWClass" ); 1.1 root 98: 99: if( !RegisterClass( &wndclass ) ) 1.1.1.2 root 100: return( FALSE ); 1.1 root 101: 102: hDC = GetDC( hWndParent ); 103: GetTextMetrics( hDC, &tm ); 104: ButtonHeight = 2 * BUTTON_BORDER + tm.tmHeight; 105: *lpHeight = 2 * BUTTONBAR_BORDER + ButtonHeight; 106: 107: GetWindowRect( GetDesktopWindow(), &rect ); 108: hWndTextButtonBar = CreateWindow( 1.1.1.3 ! root 109: TEXT( "TextButtonBarWClass" ), TEXT( "Toolbar" ), 1.1 root 110: WS_CHILD | WS_CLIPSIBLINGS, 111: 0, 0, rect.right - rect.left, *lpHeight, 112: hWndToolBarOwner, 113: (HMENU) NULL, (HANDLE) NULL, NULL ); 114: 115: SetWindowPos( hWndTextButtonBar, (HWND) 1, 0, 0, 0, 0, 116: SWP_NOMOVE | SWP_NOSIZE ); 117: 118: //-- button spacing information 119: ButtonSpacing = BUTTON_BORDER / 2; 120: ButtonSpace = BUTTON_BORDER * 4; 121: xPosButton = BUTTON_BORDER * 2; 122: 123: //-- Create all the button windows 124: for( lpTempTextButton = lpTextButton; 1.1.1.3 ! root 125: !( (lpTempTextButton->lpButtonText) == '\0' ! 126: && (lpTempTextButton->idButton) == (UINT) NULL); 1.1 root 127: lpTempTextButton++ ) { 128: 1.1.1.3 ! root 129: //-- if TB_SPACE then adjust new xPos and continue 1.1 root 130: if( lpTempTextButton->idButton == TB_SPACE ) { 131: xPosButton += ButtonSpace; 132: continue; 133: } 134: 135: lpButtonString = lpTempTextButton->lpButtonText; 1.1.1.2 root 136: GetTextExtentPoint( hDC, lpButtonString, lstrlen(lpButtonString), &ButtonTextSize ); 1.1 root 137: ButtonWidth = (4 * BUTTON_BORDER) + (LONG) ButtonTextSize.cx; 138: 139: (lpTempTextButton->hWndButton) = CreateWindow( 1.1.1.3 ! root 140: TEXT( "BUTTON" ), lpButtonString, ! 141: WS_VISIBLE | BS_PUSHBUTTON | WS_CHILD, 1.1 root 142: xPosButton, BUTTONBAR_BORDER, ButtonWidth, ButtonHeight, 143: hWndTextButtonBar, 144: (HMENU) lpTempTextButton->idButton, 145: (HANDLE) NULL, NULL ); 146: 147: xPosButton += ButtonWidth + ButtonSpacing; 148: } 149: ReleaseDC( hWndParent, hDC ); 150: 151: return( hWndTextButtonBar ); 152: } 153: 154: 155: // ************************************************************************ 156: // FUNCTION : TextButtonBarProc( HWND, UINT, WPARAM, LPARAM ) 157: // PURPOSE : Processes messages for the TextButtonBarWClass 158: // MESSAGES : 1.1.1.3 ! root 159: // WM_COMMAND - forwarded to the owner window ! 160: // WM_PAINT - draws a 3D background 1.1 root 161: // COMMENTS : 162: // ************************************************************************ 163: LRESULT CALLBACK 164: TextButtonBarProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam ) 165: { 166: static HDC hDC; 167: static RECT rect; 168: static PAINTSTRUCT ps; 169: 170: switch( uMsg ) { 171: 172: case WM_COMMAND: 173: SendMessage( hWndToolBarOwner, uMsg, wParam, lParam ); 1.1.1.2 root 174: return( FALSE ); 1.1 root 175: 176: case WM_PAINT: 177: hDC = BeginPaint( hWnd, &ps ); 178: GetClientRect( hWnd, &rect ); 179: 180: SelectObject( hDC, GetStockObject(WHITE_PEN) ); 181: MoveToEx( hDC, rect.left, rect.top, NULL ); 182: LineTo( hDC, rect.right+1, rect.top ); 183: 184: #define DKGRAY_PEN RGB(128, 128, 128) 185: SelectObject( hDC, (HANDLE) CreatePen( PS_SOLID, 1, DKGRAY_PEN ) ); 186: MoveToEx( hDC, rect.left, rect.bottom-2, NULL ); 187: LineTo( hDC, rect.right+1, rect.bottom-2 ); 188: 189: SelectObject( hDC, (HANDLE) CreatePen( PS_SOLID, 1, BLACK_PEN ) ); 190: MoveToEx( hDC, rect.left, rect.bottom-1, NULL ); 191: LineTo( hDC, rect.right+1, rect.bottom-1 ); 192: 193: DeleteObject( SelectObject( hDC, GetStockObject(BLACK_PEN) ) ); 194: EndPaint( hWnd, &ps ); 1.1.1.2 root 195: return( FALSE ); 1.1 root 196: 197: default: 198: return( DefWindowProc(hWnd, uMsg, wParam, lParam) ); 199: } 200: }
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