wdefprog.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 428 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
*    ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
*    provided with the Original Code and Modifications, and is also
*    available at www.sybase.com/developer/opensource.
*
*    The Original Code and all software distributed under the License are
*    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
*    EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
*    ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
*    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
*    NON-INFRINGEMENT. Please see the License for the specific language
*    governing rights and limitations under the License.
*
*  ========================================================================
*
* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
*               DESCRIBE IT HERE!
*
****************************************************************************/


#include <windows.h>
#include <win1632.h>

#include "wdeglbl.h"
#include "wdemem.h"
#include "wderesin.h"
#include "wdeobjid.h"
#include "wdefutil.h"
#include "wde_wres.h"
#include "wdemain.h"
#include "wdeoinfo.h"
#include "wdedefsz.h"
#include "wdedebug.h"
#include "wde_rc.h"
#include "wdesdup.h"
#include "wdecctl.h"
#include "wdefprog.h"

/****************************************************************************/
/* type definitions                                                         */
/****************************************************************************/
typedef struct {
    FARPROC     dispatcher;
    OBJPTR      object_handle;
    OBJ_ID      object_id;
    OBJPTR      control;
} WdeProgObject;

/****************************************************************************/
/* external function prototypes                                             */
/****************************************************************************/
extern BOOL    WINEXPORT WdeProgDispatcher  ( ACTION, WdeProgObject *, void *,
                                              void *);
extern LRESULT WINEXPORT WdeProgSuperClassProc ( HWND, UINT, WPARAM, LPARAM);

/****************************************************************************/
/* static function prototypes                                               */
/****************************************************************************/
static OBJPTR   WdeMakeProg             ( OBJPTR, RECT *, OBJPTR, DialogStyle,
                                          char *, OBJ_ID );
static OBJPTR   WdeProgressCreate               ( OBJPTR, RECT *, OBJPTR,
                                          OBJ_ID, WdeDialogBoxControl *);
static BOOL     WdeProgDestroy          ( WdeProgObject *, BOOL *, void *);
static BOOL     WdeProgValidateAction   ( WdeProgObject *, ACTION *, void *);
static BOOL     WdeProgCopyObject       ( WdeProgObject *, WdeProgObject **,
                                          WdeProgObject *);
static BOOL     WdeProgIdentify         ( WdeProgObject *, OBJ_ID *, void *);
static BOOL     WdeProgGetWndProc       ( WdeProgObject *, WNDPROC *, void *);
static BOOL     WdeProgGetWindowClass   ( WdeProgObject *, char **, void *);
static BOOL     WdeProgDefine           ( WdeProgObject *, POINT *, void *);
static void     WdeProgSetDefineInfo    ( WdeDefineObjectInfo *, HWND );
static void     WdeProgGetDefineInfo    ( WdeDefineObjectInfo *, HWND );
static BOOL     WdeProgDefineHook       ( HWND, UINT, WPARAM, LPARAM,
                                          DialogStyle );

/****************************************************************************/
/* static variables                                                         */
/****************************************************************************/
static HINSTANCE                WdeApplicationInstance;
static FARPROC                  WdeProgDispatch;
static WdeDialogBoxControl      *WdeDefaultProg = NULL;
static int                      WdeProgWndExtra;
static WNDPROC                  WdeOriginalProgProc;
//static WNDPROC                        WdeProgProc;

#define WPROGRESS_CLASS  PROGRESS_CLASS

static DISPATCH_ITEM WdeProgActions[] = {
    { DESTROY           ,  (BOOL (*)(OBJPTR, void *, void *))WdeProgDestroy               }
,   { COPY              ,  (BOOL (*)(OBJPTR, void *, void *))WdeProgCopyObject            }
,   { VALIDATE_ACTION   ,  (BOOL (*)(OBJPTR, void *, void *))WdeProgValidateAction        }
,   { IDENTIFY          ,  (BOOL (*)(OBJPTR, void *, void *))WdeProgIdentify              }
,   { GET_WINDOW_CLASS  ,  (BOOL (*)(OBJPTR, void *, void *))WdeProgGetWindowClass        }
,   { DEFINE            ,  (BOOL (*)(OBJPTR, void *, void *))WdeProgDefine                }
,   { GET_WND_PROC      ,  (BOOL (*)(OBJPTR, void *, void *))WdeProgGetWndProc            }
};

#define MAX_ACTIONS      (sizeof(WdeProgActions)/sizeof (DISPATCH_ITEM))

OBJPTR WINEXPORT WdeProgCreate( OBJPTR parent, RECT *obj_rect, OBJPTR handle)
{
    if( handle == NULL ) {
        return( WdeMakeProg( parent, obj_rect, handle,
                              0, "", PROGRESS_OBJ ) );
    } else {
        return( WdeProgressCreate( parent, obj_rect, NULL, PROGRESS_OBJ,
                             (WdeDialogBoxControl *) handle) );
    }
}

OBJPTR WdeMakeProg( OBJPTR parent, RECT *obj_rect, OBJPTR handle,
                    DialogStyle style, char *text, OBJ_ID id )
{
    OBJPTR new;

    style |= WS_BORDER | WS_VISIBLE | WS_TABSTOP | WS_CHILD;

    SETCTL_STYLE( WdeDefaultProg, style );
    SETCTL_TEXT( WdeDefaultProg, ResStrToNameOrOrd( text ) );
    SETCTL_ID( WdeDefaultProg, WdeGetNextControlID() );

    WdeChangeSizeToDefIfSmallRect ( parent, id, obj_rect );

    new = WdeProgressCreate ( parent, obj_rect, handle, id, WdeDefaultProg );

    WdeMemFree( GETCTL_TEXT(WdeDefaultProg) );
    SETCTL_TEXT( WdeDefaultProg, NULL );

    return ( new );
}

OBJPTR WdeProgressCreate( OBJPTR parent, RECT *obj_rect, OBJPTR handle,
                    OBJ_ID id, WdeDialogBoxControl *info)
{
    WdeProgObject *new;

    WdeDebugCreate("Prog", parent, obj_rect, handle);

    if ( parent == NULL ) {
        WdeWriteTrail("WdeProgCreate: Prog has no parent!");
        return ( NULL );
    }

    new = (WdeProgObject *) WdeMemAlloc ( sizeof(WdeProgObject) );
    if ( new == NULL ) {
        WdeWriteTrail("WdeProgCreate: Object malloc failed");
        return ( NULL );
    }

    new->dispatcher = WdeProgDispatch;

    new->object_id = id;

    if ( handle ==  NULL ) {
        new->object_handle = new;
    } else {
        new->object_handle = handle;
    }

    new->control = Create( CONTROL_OBJ, parent, obj_rect, new->object_handle);

    if (new->control == NULL) {
        WdeWriteTrail("WdeProgCreate: CONTROL_OBJ not created!");
        WdeMemFree ( new );
        return ( NULL );
    }

    if (!Forward ( (OBJPTR)new->object_handle, SET_OBJECT_INFO, info, NULL) ) {
        WdeWriteTrail("WdeProgCreate: SET_OBJECT_INFO failed!");
        Destroy ( new->control, FALSE );
        WdeMemFree ( new );
        return ( NULL );
    }

    if (!Forward ( (OBJPTR)new->object_handle, CREATE_WINDOW,
                   NULL, NULL) ) {
        WdeWriteTrail("WdeProgCreate: CREATE_WINDOW failed!");
        Destroy ( new->control, FALSE );
        WdeMemFree ( new );
        return ( NULL );
    }

    return ( new );
}

BOOL WINEXPORT WdeProgDispatcher ( ACTION act, WdeProgObject *obj,
                                     void *p1, void *p2)
{
    int     i;

    WdeDebugDispatch("Prog", act, obj, p1, p2);

    for ( i = 0; i < MAX_ACTIONS; i++ ) {
        if( WdeProgActions[i].id == act ) {
            return( (WdeProgActions[i].rtn)( obj, p1, p2 ) );
        }
    }

    return (Forward ((OBJPTR)obj->control, act, p1, p2));
}

Bool WdeProgInit( Bool first )
{
    WNDCLASS    wc;

    WdeApplicationInstance = WdeGetAppInstance();
    GetClassInfo( (HINSTANCE)NULL, WPROGRESS_CLASS, &wc );
    WdeOriginalProgProc = wc.lpfnWndProc;
    WdeProgWndExtra = wc.cbWndExtra;

    if( first ) {
#if 0
        if ( wc.style & CS_GLOBALCLASS ) {
            wc.style ^= CS_GLOBALCLASS;
        }
        if ( wc.style & CS_PARENTDC ) {
            wc.style ^= CS_PARENTDC;
        }
        wc.style |= ( CS_HREDRAW | CS_VREDRAW );
        wc.hInstance     = WdeApplicationInstance;
        wc.lpszClassName = "wdeedit";
        wc.cbWndExtra  += sizeof( OBJPTR );
        //wc.lpfnWndProc      = WdeProgSuperClassProc;
        if( !RegisterClass( &wc ) ) {
            WdeWriteTrail("WdeProgInit: RegisterClass failed.");
        }
#endif
    }

    WdeDefaultProg = WdeAllocDialogBoxControl ();
    if( !WdeDefaultProg ) {
        WdeWriteTrail ("WdeProgInit: Alloc of control failed!");
        return( FALSE );
    }

    /* set up the default control structure */
    SETCTL_STYLE( WdeDefaultProg, WS_BORDER | WS_VISIBLE | WS_TABSTOP | WS_GROUP );
    SETCTL_ID( WdeDefaultProg, 0 );
    SETCTL_EXTRABYTES( WdeDefaultProg, 0 );
    SETCTL_SIZEX( WdeDefaultProg, 0 );
    SETCTL_SIZEY( WdeDefaultProg, 0 );
    SETCTL_SIZEW( WdeDefaultProg, 0 );
    SETCTL_SIZEH( WdeDefaultProg, 0 );
    SETCTL_TEXT( WdeDefaultProg, NULL );
    SETCTL_CLASSID( WdeDefaultProg, WdeStrToControlClass( WPROGRESS_CLASS ) );

    WdeProgDispatch = MakeProcInstance((FARPROC)WdeProgDispatcher,
                                           WdeGetAppInstance());
    return( TRUE );
}

void WdeProgFini ( void )
{
    WdeFreeDialogBoxControl ( &WdeDefaultProg );
    FreeProcInstance        ( WdeProgDispatch );
}

BOOL WdeProgDestroy ( WdeProgObject *obj, BOOL *flag, void *p2 )
{
    /* touch unused vars to get rid of warning */
    _wde_touch(p2);

    if ( !Forward ( obj->control, DESTROY, flag, NULL ) ) {
        WdeWriteTrail("WdeProgDestroy: Control DESTROY failed");
        return ( FALSE );
    }

    WdeMemFree( obj );

    return ( TRUE );
}

BOOL WdeProgValidateAction ( WdeProgObject *obj, ACTION *act, void *p2 )
{
    int     i;

    /* touch unused vars to get rid of warning */
    _wde_touch(p2);

    for ( i = 0; i < MAX_ACTIONS; i++ ) {
        if( WdeProgActions[i].id == *act ) {
            return ( TRUE );
        }
    }

    return ( ValidateAction( (OBJPTR) obj->control, *act, p2 ) );
}

BOOL WdeProgCopyObject ( WdeProgObject *obj, WdeProgObject **new,
                           WdeProgObject *handle )
{
    if (new == NULL) {
        WdeWriteTrail("WdeProgCopyObject: Invalid new object!");
        return ( FALSE );
    }

    *new = (WdeProgObject *) WdeMemAlloc ( sizeof(WdeProgObject) );

    if ( *new == NULL ) {
        WdeWriteTrail("WdeProgCopyObject: Object malloc failed");
        return ( FALSE );
    }

    (*new)->dispatcher    = obj->dispatcher;
    (*new)->object_id     = obj->object_id;

    if ( handle ==  NULL ) {
        (*new)->object_handle = *new;
    } else {
        (*new)->object_handle = handle;
    }

    if (!CopyObject(obj->control, &((*new)->control), (*new)->object_handle)) {
        WdeWriteTrail("WdeProgCopyObject: Control not created!");
        WdeMemFree ( (*new) );
        return ( FALSE );
    }

    return ( TRUE );
}

BOOL WdeProgIdentify ( WdeProgObject *obj, OBJ_ID *id, void *p2 )
{
    /* touch unused vars to get rid of warning */
    _wde_touch(p2);

    *id = obj->object_id;

    return ( TRUE );
}

BOOL WdeProgGetWndProc( WdeProgObject *obj, WNDPROC *proc, void *p2 )
{
    /* touch unused vars to get rid of warning */
    _wde_touch(obj);
    _wde_touch(p2);

    *proc = WdeProgSuperClassProc;

    return ( TRUE );
}

BOOL WdeProgGetWindowClass ( WdeProgObject *obj, char **class, void *p2 )
{
    /* touch unused vars to get rid of warning */
    _wde_touch(obj);
    _wde_touch(p2);

    *class = WPROGRESS_CLASS;

    return ( TRUE );
}

BOOL WdeProgDefine ( WdeProgObject *obj, POINT *pnt, void *p2 )
{
    WdeDefineObjectInfo  o_info;

    /* touch unused vars to get rid of warning */
    _wde_touch(pnt);
    _wde_touch(p2);

    o_info.obj       = obj->object_handle;
    o_info.obj_id    = obj->object_id;
    o_info.mask      = WS_VISIBLE | WS_DISABLED |
                        WS_TABSTOP | WS_GROUP | WS_BORDER;
    o_info.set_func  = (WdeSetProc)WdeProgSetDefineInfo;
    o_info.get_func  = (WdeGetProc)WdeProgGetDefineInfo;
    o_info.hook_func = WdeProgDefineHook;
    o_info.win       = NULL;

    return ( WdeControlDefine ( &o_info ) );
}

void WdeProgSetDefineInfo ( WdeDefineObjectInfo *o_info, HWND hDlg )
{
    // there are no styles for the progress bar control
    // set the extended style controls only
    WdeEXSetDefineInfo( o_info, hDlg );
}

void WdeProgGetDefineInfo ( WdeDefineObjectInfo *o_info, HWND hDlg )
{
    // clear the style flags, since there are none for a progress bar
    SETCTL_STYLE( o_info->info.c.info,
                  ( GETCTL_STYLE(o_info->info.c.info) & 0xffff0000 ) );

    // get the extended control settings
    WdeEXGetDefineInfo ( o_info, hDlg );
}

BOOL WdeProgDefineHook( HWND hDlg, UINT message,
                        WPARAM wParam, LPARAM lParam, DialogStyle mask )
{
    /* touch unused vars to get rid of warning */
    _wde_touch(hDlg);
    _wde_touch(message);
    _wde_touch(wParam);
    _wde_touch(lParam);
    _wde_touch(mask);

    return( FALSE );
}

LRESULT WINEXPORT WdeProgSuperClassProc( HWND hWnd, UINT message,
                                         WPARAM wParam,
                                         LPARAM lParam )
{
    if( !WdeProcessMouse( hWnd, message, wParam, lParam ) ) {
        return( CallWindowProc( WdeOriginalProgProc,
                                 hWnd, message, wParam, lParam ) );
    }
    return( FALSE );
}