edit.c

** This source is free software you can redistribute it and/or ** modify it under the terms of the

/*
** $Id: edit.c,v 1.7 2003/06/06 10:10:47 weiym Exp $
**
** edit.c: The Edit control demo program.
**
** Copyright (C) 2001 ~ 2002 Wei Yongming.
** Copyright (C) 2003 Feynman Software.
**
** Create date: 2001/11/01
*/

/*
**  This source is free software; you can redistribute it and/or
**  modify it under the terms of the GNU General Public
**  License as published by the Free Software Foundation; either
**  version 2 of the License, or (at your option) any later version.
**
**  This software is distributed in the hope that it will be useful,
**  but WITHOUT ANY WARRANTY; without even the implied warranty of
**  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
**  General Public License for more details.
**
**  You should have received a copy of the GNU General Public
**  License along with this library; if not, write to the Free
**  Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
**  MA 02111-1307, USA
*/

#include <stdio.h>
#include <stdlib.h>
#include <time.h>

#include <minigui/common.h>
#include <minigui/minigui.h>
#include <minigui/gdi.h>
#include <minigui/window.h>
#include <minigui/control.h>

static HWND hMainWnd = HWND_INVALID;

#define IDC_CTRL1     100
#define IDC_CTRL2     110
#define IDC_CTRL3     120
#define IDC_CTRL4     130
#define IDC_CTRL5     140

static int ControlTestWinProc(HWND hWnd, int message, WPARAM wParam, LPARAM lParam)
{
    switch (message) {
        case MSG_CREATE:

            CreateWindow (CTRL_STATIC,
                        "Simple edit box with fixed font:",
                        WS_CHILD | WS_VISIBLE | SS_SIMPLE, 
                        IDC_STATIC, 
                        10, 15, 300, 20, hWnd, 0);
            CreateWindow (CTRL_EDIT, 
                        "This is a simple edit box. It uses fixed system font to display text.", 
                        WS_CHILD | WS_VISIBLE | WS_BORDER, 
                        IDC_CTRL1, 
                        10, 40, 300, 24, hWnd, 0);

            CreateWindow (CTRL_STATIC,
                        "Single-line edit box using variable-width font:",
                        WS_CHILD | WS_VISIBLE | SS_SIMPLE, 
                        IDC_STATIC, 
                        10, 75, 300, 20, hWnd, 0);
            CreateWindow (CTRL_SLEDIT, 
                        "This is a single line edit box. It uses default control font to display text.", 
                        WS_CHILD | WS_BORDER | WS_VISIBLE, 
                        IDC_CTRL2, 
                        10, 100, 300, 24, hWnd, 0);

            CreateWindow (CTRL_STATIC,
                        "Multiple-line edit box using variable-width font:",
                        WS_CHILD | WS_VISIBLE | SS_SIMPLE, 
                        IDC_STATIC, 
                        10, 135, 280, 20, hWnd, 0);
            CreateWindow (CTRL_MLEDIT, 
                        "", 
                        WS_CHILD | WS_BORDER | WS_VSCROLL | WS_VISIBLE, 
                        IDC_CTRL3, 
                        10, 160, 280, 50, hWnd, 0);

            CreateWindow (CTRL_STATIC,
                        "Multiple-line edit box (auto-wrap):",
                        WS_CHILD | WS_VISIBLE | SS_SIMPLE, 
                        IDC_STATIC, 
                        300, 135, 280, 20, hWnd, 0);
            CreateWindow (CTRL_MLEDIT, 
                        "", 
                        WS_CHILD | WS_BORDER | WS_VISIBLE | WS_VSCROLL | ES_AUTOWRAP, 
                        IDC_CTRL3 + 1, 
                        300, 160, 280, 50, hWnd, 0);

            CreateWindow (CTRL_STATIC,
                        "Password edit box:",
                        WS_CHILD | WS_VISIBLE | SS_SIMPLE, 
                        IDC_STATIC, 
                        10, 225, 100, 20, hWnd, 0);
            CreateWindow (CTRL_SLEDIT, 
                        "Password", 
                        WS_CHILD | WS_BORDER | ES_PASSWORD | WS_VISIBLE, 
                        IDC_CTRL4, 
                        10, 250, 100, 24, hWnd, 0);

            CreateWindow (CTRL_STATIC,
                        "Typed chars to upper case:",
                        WS_CHILD | WS_VISIBLE | SS_SIMPLE, 
                        IDC_STATIC, 
                        120, 225, 100, 20, hWnd, 0);
            CreateWindow (CTRL_EDIT, 
                        "", 
                        WS_CHILD | WS_BORDER | ES_UPPERCASE | WS_VISIBLE, 
                        IDC_CTRL4 + 1, 
                        120, 250, 100, 24, hWnd, 0);

            CreateWindow (CTRL_STATIC,
                        "Typed chars to lower case:",
                        WS_CHILD | WS_VISIBLE | SS_SIMPLE, 
                        IDC_STATIC, 
                        230, 225, 100, 20, hWnd, 0);
            CreateWindow (CTRL_EDIT, 
                        "", 
                        WS_CHILD | WS_BORDER | ES_LOWERCASE | WS_VISIBLE, 
                        IDC_CTRL4 + 2, 
                        230, 250, 100, 24, hWnd, 0);

            CreateWindow (CTRL_STATIC,
                        "Read only edit box:",
                        WS_CHILD | WS_VISIBLE | SS_SIMPLE, 
                        IDC_STATIC, 
                        10, 285, 300, 20, hWnd, 0);
            CreateWindow (CTRL_SLEDIT, 
                        "You can not change the text in this box.", 
                        WS_CHILD | WS_BORDER | ES_READONLY | WS_VISIBLE, 
                        IDC_CTRL5, 
                        10, 310, 300, 24, hWnd, 0);

            CreateWindow (CTRL_STATIC,
                        "Limited edit box:",
                        WS_CHILD | WS_VISIBLE | SS_SIMPLE, 
                        IDC_STATIC, 
                        10, 345, 300, 20, hWnd, 0);
            CreateWindow (CTRL_SLEDIT, 
                        "You can only input 100 characters in this box.", 
                        WS_CHILD | WS_BORDER | WS_VISIBLE, 
                        IDC_CTRL5 + 1, 
                        10, 370, 300, 24, hWnd, 0);
            SendDlgItemMessage (hWnd, IDC_CTRL5 + 1, EM_LIMITTEXT, 100, 0);

            CreateWindow (CTRL_BUTTON, 
                        "Close", 
                        WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON, 
                        IDCANCEL, 
                        320, 370, 60, 24, hWnd, 0);
        break;

        case MSG_COMMAND:
        {
            int id   = LOWORD(wParam);
            int code = HIWORD(wParam);
            char buffer [256];
            HDC hdc;

            if (wParam == IDCANCEL) {
                PostMessage (hWnd, MSG_CLOSE, 0, 0);
                return 0;
            }

            sprintf (buffer, "ID: %d, Code: %x", id, code);

            hdc = GetClientDC (hWnd);
            TextOut (hdc, 0, 0, buffer);
            
            switch (id)
            {
                case IDC_CTRL1:
                break;
            
                case IDC_CTRL2:
                break;
                
                case IDC_CTRL3:
                break;
                
                case IDC_CTRL4:
                    if (code == EN_CHANGE) {
                        char buffer [256];
                        GetWindowText ((HWND)lParam, buffer, 255);
                        printf ("Password: %s\n", buffer);
                    }
                break;
                
                default:
                break;
            }

            ReleaseDC (hdc);
            break;
        }
        
	case MSG_DESTROY:
            DestroyAllControls (hWnd);
            hMainWnd = HWND_INVALID;
	    return 0;

        case MSG_CLOSE:
            DestroyMainWindow (hWnd);
            MainWindowCleanup (hWnd);
            return 0;
    }

    return DefaultMainWinProc(hWnd, message, wParam, lParam);
}

static void InitCreateInfo(PMAINWINCREATE pCreateInfo)
{
    pCreateInfo->dwStyle = WS_CAPTION | WS_BORDER | WS_VISIBLE;
    pCreateInfo->dwExStyle = WS_EX_IMECOMPOSE;
    pCreateInfo->spCaption = "Edit controls" ;
    pCreateInfo->hMenu = 0;
    pCreateInfo->hCursor = GetSystemCursor(0);
    pCreateInfo->hIcon = 0;
    pCreateInfo->MainWindowProc = ControlTestWinProc;
    pCreateInfo->lx = 0; 
    pCreateInfo->ty = 0;
    pCreateInfo->rx = 600;
    pCreateInfo->by = 450;
    pCreateInfo->iBkColor = GetWindowElementColor (BKC_CONTROL_DEF); 
    pCreateInfo->dwAddData = 0;
    pCreateInfo->hHosting = HWND_DESKTOP;
}

void edit_demo (HWND hwnd)
{
    MAINWINCREATE CreateInfo;

    if (hMainWnd != HWND_INVALID) {
        ShowWindow (hMainWnd, SW_SHOWNORMAL);
        return;
    }

    InitCreateInfo (&CreateInfo);
    CreateInfo.hHosting = hwnd;

    hMainWnd = CreateMainWindow (&CreateInfo);
}