CHNGDIM.CXX

//+--------------------------------------------------------------------------- 
// 
//  Microsoft Windows 
//  Copyright 1992 - 1998 Microsoft Corporation. 
// 
//  File:       chngdim.cxx 
// 
//  Contents:   implementation for the Change Graph Dimension dialog box 
// 
//  Classes:    CChangeDim 
// 
//  Functions: 
// 
//  History:    4-20-94   stevebl   Created 
// 
//---------------------------------------------------------------------------- 
 
#include <windows.h> 
#include "chngdim.h" 
 
 
//+--------------------------------------------------------------------------- 
// 
//  Member:     CChangeDim::DialogProc 
// 
//  Synopsis:   dialog proc for the change dimensions dialog box 
// 
//  Arguments:  [hwndDlg] - dialog's window handle 
//              [uMsg]    - message 
//              [wParam]  - first message parameter 
//              [lParam]  - second message parameter 
// 
//  History:    4-20-94   stevebl   Created 
// 
//---------------------------------------------------------------------------- 
 
BOOL CChangeDim::DialogProc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam) 
{ 
    unsigned uImageWidth, uImageHeight; 
    switch (uMsg) 
    { 
    case WM_INITDIALOG: 
        _pwf->GetGraphSize(&uImageWidth, &uImageHeight); 
        SetDlgItemInt(hwndDlg, IDC_HEIGHT, uImageHeight, FALSE); 
        SetDlgItemInt(hwndDlg, IDC_WIDTH, uImageWidth, FALSE); 
        CheckButtons(hwndDlg, uImageHeight, uImageWidth); 
        return (TRUE); 
    case WM_COMMAND: 
        switch(LOWORD(wParam)) 
        { 
        case IDC_VGA: 
            SetDlgItemInt(hwndDlg, IDC_WIDTH, 640, FALSE); 
            SetDlgItemInt(hwndDlg, IDC_HEIGHT, 480, FALSE); 
            break; 
        case IDC_SVGA: 
            SetDlgItemInt(hwndDlg, IDC_WIDTH, 800, FALSE); 
            SetDlgItemInt(hwndDlg, IDC_HEIGHT, 600, FALSE); 
            break; 
        case IDC_1024: 
            SetDlgItemInt(hwndDlg, IDC_WIDTH, 1024, FALSE); 
            SetDlgItemInt(hwndDlg, IDC_HEIGHT, 768, FALSE); 
            break; 
        case IDC_1280: 
            SetDlgItemInt(hwndDlg, IDC_WIDTH, 1280, FALSE); 
            SetDlgItemInt(hwndDlg, IDC_HEIGHT, 1024, FALSE); 
            break; 
        case IDC_QUICKDRAW: 
            SetDlgItemInt(hwndDlg, IDC_WIDTH, QUICKWIDTH, FALSE); 
            SetDlgItemInt(hwndDlg, IDC_HEIGHT, QUICKHEIGHT, FALSE); 
            break; 
        case IDC_HEIGHT: 
        case IDC_WIDTH: 
            CheckButtons( 
                hwndDlg, 
                GetDlgItemInt(hwndDlg, IDC_WIDTH, NULL, FALSE), 
                GetDlgItemInt(hwndDlg, IDC_HEIGHT, NULL, FALSE)); 
            break; 
        case IDC_RESET: 
            uImageHeight = GetDlgItemInt(hwndDlg, IDC_HEIGHT, NULL, FALSE); 
            uImageWidth = GetDlgItemInt(hwndDlg, IDC_WIDTH, NULL, FALSE); 
            _pwf->SetGraphSize(uImageWidth, uImageHeight); 
            EndDialog(hwndDlg,TRUE); 
            return(TRUE); 
        case IDC_RESIZE: 
            uImageHeight = GetDlgItemInt(hwndDlg, IDC_HEIGHT, NULL, FALSE); 
            uImageWidth = GetDlgItemInt(hwndDlg, IDC_WIDTH, NULL, FALSE); 
            _pwf->SetGraphSize(uImageWidth, uImageHeight); 
            EndDialog(hwndDlg,FALSE); 
            return(TRUE); 
        case IDCANCEL: 
            EndDialog(hwndDlg,FALSE); 
            return(TRUE); 
        } 
        break; 
    } 
    return (FALSE); 
} 
 
//+--------------------------------------------------------------------------- 
// 
//  Member:     CChangeDim::CheckButtons 
// 
//  Synopsis:   checks to correct check box in the dialog box for a given 
//              set of dimensions 
// 
//  Arguments:  [hwndDlg] - dialog handle 
//              [iWidth]   - width of the graph 
//              [iHeight]  - height of the graph 
// 
//  History:    4-20-94   stevebl   Created 
// 
//---------------------------------------------------------------------------- 
 
void CChangeDim::CheckButtons(HWND hwndDlg, int iWidth, int iHeight) 
{ 
    if (iWidth == 640 && iHeight == 480) 
    { 
        CheckRadioButton(hwndDlg, IDC_QUICKDRAW, IDC_CUSTOM, IDC_VGA); 
    } 
    else if (iWidth == 800 && iHeight == 600) 
    { 
        CheckRadioButton(hwndDlg, IDC_QUICKDRAW, IDC_CUSTOM, IDC_SVGA); 
    } 
    else if (iWidth == 1024 && iHeight == 768) 
    { 
        CheckRadioButton(hwndDlg, IDC_QUICKDRAW, IDC_CUSTOM, IDC_1024); 
    } 
    else if (iWidth == 1280 && iHeight == 1024) 
    { 
        CheckRadioButton(hwndDlg, IDC_QUICKDRAW, IDC_CUSTOM, IDC_1280); 
    } 
    else if (iWidth == QUICKWIDTH && iHeight == QUICKHEIGHT) 
    { 
        CheckRadioButton(hwndDlg, IDC_QUICKDRAW, IDC_CUSTOM, IDC_QUICKDRAW); 
    } 
    else 
    { 
        CheckRadioButton(hwndDlg, IDC_QUICKDRAW, IDC_CUSTOM, IDC_CUSTOM); 
    } 
}