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https://github.com/electronicarts/CnC_Renegade.git
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Initial commit of Command & Conquer Renegade source code.
This commit is contained in:
LFeenanEA
234
Code/Tools/max2w3d/FormClass.cpp
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234
Code/Tools/max2w3d/FormClass.cpp
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/*
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** Command & Conquer Renegade(tm)
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** Copyright 2025 Electronic Arts Inc.
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**
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** This program is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/***********************************************************************************************
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*** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S ***
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***********************************************************************************************
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* *
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* Project Name : FormClass *
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* *
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* $Archive:: /Commando/Code/Tools/max2w3d/FormClass.cpp $*
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* *
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* Author:: Greg Hjelstrom *
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* *
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* $Modtime:: 11/09/98 3:02a $*
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* *
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* $Revision:: 2 $*
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* *
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*---------------------------------------------------------------------------------------------*
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* Functions: *
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* FormClass::Create_Form -- Loads the dialog template and initializes *
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* FormClass::fnFormProc -- windows proc which thunks into the virtual Dialog_Proc *
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* FormClass::ExecuteDlgInit -- Initializes controls in the dialog template *
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* FormClass::ExecuteDlgInit -- Initializes the controls in the dialog template *
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* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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#include "FormClass.H"
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#include "Dllmain.H"
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// hard-coded resource id which VC special cases for MFC... >:-)
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#define RT_DLGINIT MAKEINTRESOURCE(240)
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/***********************************************************************************************
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* FormClass::Create_Form -- Loads the dialog template and initializes *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 11/6/98 GTH : Created. *
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*=============================================================================================*/
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HWND
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FormClass::Create_Form
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(
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HWND parent_wnd,
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UINT template_id
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)
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{
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// call PreCreateWindow to get prefered extended style
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CREATESTRUCT cs = { 0 };
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cs.style = WS_CHILD;
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m_hWnd = ::CreateDialogParam( AppInstance,
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MAKEINTRESOURCE (template_id),
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parent_wnd,
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fnFormProc,
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(LPARAM)this);
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assert(m_hWnd);
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// Remove the caption from the dialog (if there was any)
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::SetWindowLong (m_hWnd,
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GWL_STYLE,
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::GetWindowLong (m_hWnd, GWL_STYLE) & (~WS_CAPTION));
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::GetWindowRect (m_hWnd, &m_FormRect);
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ExecuteDlgInit(MAKEINTRESOURCE(template_id));
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return m_hWnd;
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}
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/***********************************************************************************************
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* FormClass::fnFormProc -- windows proc which thunks into the virtual Dialog_Proc *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 11/6/98 GTH : Created. *
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*=============================================================================================*/
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BOOL WINAPI
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FormClass::fnFormProc
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(
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HWND dlg_wnd,
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UINT message,
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WPARAM wparam,
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LPARAM lparam
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)
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{
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FormClass *pform = (FormClass *)::GetProp (dlg_wnd, "FORMCLASS");
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if (message == WM_INITDIALOG) {
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pform = (FormClass *)lparam;
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::SetProp (dlg_wnd, "FORMCLASS", (HANDLE)pform);
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} else if (message == WM_DESTROY) {
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::RemoveProp (dlg_wnd, "FORMCLASS");
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}
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BOOL retval = FALSE;
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if (pform) {
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retval = pform->Dialog_Proc (dlg_wnd, message, wparam, lparam);
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}
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return retval;
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}
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/***********************************************************************************************
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* FormClass::ExecuteDlgInit -- Initializes controls in the dialog template *
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* *
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* This code was lifted straight out of MFC. It does some "interesting" things like putting *
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* strings into combo boxes which are typed in the resource editor. *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 11/6/98 GTH : Created. *
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*=============================================================================================*/
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BOOL FormClass::ExecuteDlgInit(LPCTSTR lpszResourceName)
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{
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// find resource handle
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LPVOID lpResource = NULL;
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HGLOBAL hResource = NULL;
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if (lpszResourceName != NULL)
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{
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HINSTANCE hInst = AppInstance;
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HRSRC hDlgInit = ::FindResource(hInst, lpszResourceName, RT_DLGINIT);
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if (hDlgInit != NULL)
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{
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// load it
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hResource = LoadResource(hInst, hDlgInit);
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if (hResource == NULL)
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return FALSE;
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// lock it
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lpResource = LockResource(hResource);
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assert(lpResource != NULL);
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}
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}
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// execute it
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BOOL bResult = ExecuteDlgInit(lpResource);
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// cleanup
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if (lpResource != NULL && hResource != NULL)
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{
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UnlockResource(hResource);
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FreeResource(hResource);
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}
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return bResult;
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}
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/***********************************************************************************************
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* FormClass::ExecuteDlgInit -- Initializes the controls in the dialog template *
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* *
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* As the above ExecuteDlgInit function, this was lifted from MFC... *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 11/6/98 GTH : Created. *
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*=============================================================================================*/
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BOOL FormClass::ExecuteDlgInit(LPVOID lpResource)
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{
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BOOL bSuccess = TRUE;
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if (lpResource != NULL)
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{
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UNALIGNED WORD* lpnRes = (WORD*)lpResource;
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while (bSuccess && *lpnRes != 0)
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{
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WORD nIDC = *lpnRes++;
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WORD nMsg = *lpnRes++;
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DWORD dwLen = *((UNALIGNED DWORD*&)lpnRes)++;
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// In Win32 the WM_ messages have changed. They have
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// to be translated from the 32-bit values to 16-bit
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// values here.
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#define WIN16_LB_ADDSTRING 0x0401
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#define WIN16_CB_ADDSTRING 0x0403
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if (nMsg == WIN16_LB_ADDSTRING)
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nMsg = LB_ADDSTRING;
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else if (nMsg == WIN16_CB_ADDSTRING)
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nMsg = CB_ADDSTRING;
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// check for invalid/unknown message types
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assert(nMsg == LB_ADDSTRING || nMsg == CB_ADDSTRING);
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if (nMsg == LB_ADDSTRING || nMsg == CB_ADDSTRING)
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{
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// List/Combobox returns -1 for error
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if (::SendDlgItemMessageA(m_hWnd, nIDC, nMsg, 0, (LONG)lpnRes) == -1)
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bSuccess = FALSE;
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}
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// skip past data
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lpnRes = (WORD*)((LPBYTE)lpnRes + (UINT)dwLen);
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}
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}
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return bSuccess;
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}
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