/*** $Id: listbox.c,v 1.10 2003/08/05 08:21:09 weiym Exp $**** listbox.c: The ListBox 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 <string.h>#include <unistd.h>#include <sys/stat.h>#include <sys/types.h>#include <minigui/common.h>#include <minigui/minigui.h>#include <minigui/gdi.h>#include <minigui/window.h>#include <minigui/control.h>#define IDC_LISTBOX     100#define IDC_CTRL2     110#define IDC_CTRL3     120#define IDC_CTRL4     130#define IDC_CTRL5     140#define IDC_CTRL6     150static HWND hMainWnd = HWND_INVALID;static void create_normal_listbox (HWND parent){    HWND    hwnd;    DIR*    dir;    struct  dirent* dir_ent;    CreateWindow (CTRL_STATIC,                 "A normal listbox (sorted):",                 WS_CHILD | SS_NOTIFY | SS_SIMPLE | WS_VISIBLE,                IDC_STATIC,                 10, 10, 200, 20, parent, 0);    hwnd = CreateWindow (CTRL_LISTBOX,                "Files in the current direcotory",                 WS_CHILD | WS_VISIBLE | WS_BORDER | LBS_SORT | LBS_MULTIPLESEL | WS_VSCROLL,                 IDC_LISTBOX,                 10, 40, 200, 100, parent, 0);    dir = opendir ("./");    while ( (dir_ent = readdir ( dir )) != NULL ) {        SendMessage (hwnd, LB_ADDSTRING, 0, (LPARAM)dir_ent->d_name);    }    closedir (dir);}static void create_image_listbox (HWND parent){    HWND    hwnd;    DIR*    dir;    struct  dirent* dir_ent;    struct  stat my_stat;    LISTBOXITEMINFO lbii;    int h;    CreateWindow (CTRL_STATIC,                 "A listbox with LBS_USEICON style:",                 WS_CHILD | SS_NOTIFY | SS_SIMPLE | WS_VISIBLE,                IDC_STATIC,                 10, 150, 180, 20, parent, 0);    hwnd = CreateWindow (CTRL_LISTBOX,                "Files in the current direcotory",                 WS_CHILD | WS_VISIBLE | WS_BORDER | LBS_USEICON | WS_VSCROLL,                 IDC_LISTBOX + 1,                 10, 180, 200, 100, parent, 0);    GetIconSize (GetSmallSystemIcon (IDI_APPLICATION), NULL, &h);    SendMessage (hwnd, LB_SETITEMHEIGHT, 0, h);    dir = opendir ("./");    while ( (dir_ent = readdir ( dir )) != NULL ) {        if (stat (dir_ent->d_name, &my_stat) < 0 ){           continue;        }        lbii.cmFlag = 0;        lbii.string = dir_ent->d_name;        if (S_ISDIR (my_stat.st_mode)) {            lbii.hIcon = (DWORD)GetSmallSystemIcon (IDI_APPLICATION);            SendMessage (hwnd, LB_ADDSTRING, 0, (LPARAM)&lbii);        }        else {            lbii.hIcon = (DWORD)GetSmallSystemIcon (IDI_STOP);            SendMessage (hwnd, LB_ADDSTRING, 0, (LPARAM)&lbii);        }    }    closedir (dir);}static void create_multisel_listbox (HWND parent){    HWND    hwnd;    DIR*    dir;    struct  dirent* dir_ent;    struct  stat my_stat;    LISTBOXITEMINFO lbii;    int h;    CreateWindow (CTRL_STATIC,                 "A listbox with LBS_MULTIPLESEL style:",                 WS_CHILD | SS_NOTIFY | SS_SIMPLE | WS_VISIBLE,                IDC_STATIC,                 220, 10, 200, 20, parent, 0);    hwnd = CreateWindow (CTRL_LISTBOX,                "Files in the current direcotory",                 WS_CHILD | WS_VISIBLE | WS_BORDER | WS_VSCROLL |                LBS_SORT | LBS_USEICON | LBS_MULTIPLESEL,                 IDC_LISTBOX + 3,                 220, 40, 200, 100, parent, 0);    GetIconSize (GetSmallSystemIcon (IDI_APPLICATION), NULL, &h);    dir = opendir ("./");    while ( (dir_ent = readdir ( dir )) != NULL ) {        if (stat (dir_ent->d_name, &my_stat) < 0 ){           continue;        }        lbii.cmFlag = 0;        lbii.string = dir_ent->d_name;        if (S_ISDIR (my_stat.st_mode)) {            lbii.hIcon = (DWORD)GetSmallSystemIcon (IDI_APPLICATION);            SendMessage (hwnd, LB_ADDSTRING, 0, (LPARAM)&lbii);        }        else {            lbii.hIcon = (DWORD)GetSmallSystemIcon (IDI_STOP);            SendMessage (hwnd, LB_ADDSTRING, 0, (LPARAM)&lbii);        }    }    closedir (dir);}static HICON icon1, icon2;#define IDC_ITEMTEXT    300#define IDC_ADDITEM     310#define IDC_DELITEM     320#define IDC_STRING      330#define IDC_FIND        340#if _MINIGUI_VERSION_CODE >= _VERSION_CODE (1, 2, 6)static void add_proc (HWND hwnd, int id, int nc, DWORD add_data){    if (nc == BN_CLICKED) {        LISTBOXITEMINFO lbii;        HWND parent = GetParent (hwnd);        char buffer [100];        SendDlgItemMessage (parent, IDC_ITEMTEXT, MSG_GETTEXT, 99, (LPARAM)buffer);        if (buffer[0] != '\0') {            int cur_sel;            lbii.cmFlag = CMFLAG_BLANK;            lbii.hIcon = icon2;            lbii.string = buffer;                        cur_sel = SendDlgItemMessage (parent, IDC_LISTBOX + 2, LB_GETCURSEL, 0, 0);            printf ("cur selected: %d\n", cur_sel);            SendDlgItemMessage (parent, IDC_LISTBOX + 2, LB_INSERTSTRING, cur_sel, (LPARAM)&lbii);        }    }}static void del_proc (HWND hwnd, int id, int nc, DWORD add_data){    if (nc == BN_CLICKED) {        int cur_sel;        HWND parent = GetParent (hwnd);        HWND listbox = GetDlgItem (parent , IDC_LISTBOX + 2);        cur_sel = SendMessage (listbox, LB_GETCURSEL, 0, 0);        if (cur_sel >= 0 && MessageBox (parent,                 "Are you sure to delete this item?",                 "Listbox", MB_YESNOCANCEL | MB_ICONQUESTION) == IDYES)            SendMessage (listbox, LB_DELETESTRING, cur_sel, 0);    }}static void find_proc (HWND hwnd, int id, int nc, DWORD add_data){    if (nc == BN_CLICKED) {        char buffer [100];        int cur_sel, found;        HWND parent = GetParent (hwnd);        HWND listbox = GetDlgItem (parent , IDC_LISTBOX + 2);        SendDlgItemMessage (parent, IDC_STRING, MSG_GETTEXT, 99, (LPARAM)buffer);        if (buffer[0] != '\0') {            cur_sel = SendMessage (listbox, LB_GETCURSEL, 0, 0);            if (cur_sel < 0)                cur_sel = 0;            found = SendMessage (listbox, LB_FINDSTRINGEXACT, cur_sel, (LPARAM)buffer);            if (found >= 0)                SendMessage (listbox, LB_SETCURSEL, found, 0);        }    }}static void listbox_notif_proc (HWND hwnd, int id, int nc, DWORD add_data){    printf ("From listbox_notif_proc: ID: %d, Code %d\n", id, nc);}#endifstatic void create_checkbox_listbox (HWND parent){    HWND hwnd;    LISTBOXITEMINFO lbii;    int height;    CreateWindow (CTRL_EDIT,                "Add me to the box bellow",                 WS_CHILD | WS_VISIBLE | WS_BORDER,                 IDC_ITEMTEXT,                 220, 150, 190, 20, parent, 0);    CreateWindow (CTRL_BUTTON,                "Add",                 WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,                 IDC_ADDITEM,                 430, 150, 60, 20, parent, 0);    hwnd = CreateWindow (CTRL_LISTBOX,                CTRL_LISTBOX,                WS_CHILD | WS_VISIBLE | WS_BORDER | /* WS_VSCROLL | */                LBS_NOTIFY | LBS_AUTOCHECKBOX | LBS_USEICON,                IDC_LISTBOX + 2,                 220, 180, 190, 100, parent, 0);    CreateWindow (CTRL_BUTTON,                "Delete",                 WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,                IDC_DELITEM,                220, 290, 60, 20, parent, 0);                                  CreateWindow (CTRL_EDIT,                NULL,                WS_CHILD | WS_VISIBLE | WS_BORDER,                 IDC_STRING,                 290, 290, 120, 20, parent, 0);    CreateWindow (CTRL_BUTTON,                "Find",                 WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,                 IDC_FIND,                 430, 290, 60, 20, parent, 0);    GetIconSize (icon1, NULL, &height);    SendMessage (hwnd, LB_SETITEMHEIGHT, 0, height);    lbii.hIcon = icon1;    lbii.cmFlag = CMFLAG_CHECKED;    lbii.string = "One initially checked item";    SendMessage (hwnd, LB_ADDSTRING, 0, (LPARAM)&lbii);    lbii.cmFlag = CMFLAG_BLANK;    lbii.string = "One initially not checked item";    SendMessage (hwnd, LB_ADDSTRING, 0, (LPARAM)&lbii);    lbii.cmFlag = CMFLAG_PARTCHECKED;    lbii.string = "One initially part-checked item";    SendMessage (hwnd, LB_ADDSTRING, 0, (LPARAM)&lbii);#if _MINIGUI_VERSION_CODE >= _VERSION_CODE (1, 2, 6)    SetNotificationCallback (GetDlgItem (parent, IDC_ADDITEM), add_proc);    SetNotificationCallback (GetDlgItem (parent, IDC_DELITEM), del_proc);    SetNotificationCallback (GetDlgItem (parent, IDC_FIND), find_proc);    SetNotificationCallback (GetDlgItem (parent, IDC_LISTBOX + 2), listbox_notif_proc);#endif}static int ControlTestWinProc(HWND hWnd, int message, WPARAM wParam, LPARAM lParam){    switch (message) {        case MSG_CREATE:            icon1 = LoadIconFromFile (HDC_SCREEN, "res/audio.ico", 1);            icon2 = LoadIconFromFile (HDC_SCREEN, "res/cddrive.ico", 1);            create_normal_listbox (hWnd);            create_image_listbox (hWnd);            create_multisel_listbox (hWnd);            create_checkbox_listbox (hWnd);            CreateWindow (CTRL_BUTTON,                           "Close",                           WS_CHILD | BS_PUSHBUTTON | WS_VISIBLE,                           IDCANCEL,                           400, 330, 70, 30, hWnd, 0);        break;        case MSG_COMMAND:            if (wParam == IDCANCEL) {                PostMessage (hWnd, MSG_CLOSE, 0, 0L);            }            break;	case MSG_DESTROY:            DestroyIcon (icon1);            DestroyIcon (icon2);            DestroyAllControls (hWnd);            hMainWnd = HWND_INVALID;	    return 0;        case MSG_CLOSE:            DestroyMainWindow (hWnd);            MainWindowThreadCleanup (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_NONE;    pCreateInfo->spCaption = "ListBox controls";    pCreateInfo->hMenu = 0;    pCreateInfo->hCursor = GetSystemCursor (IDC_ARROW);    pCreateInfo->hIcon = 0;    pCreateInfo->MainWindowProc = ControlTestWinProc;    pCreateInfo->lx = 0;     pCreateInfo->ty = 0;    pCreateInfo->rx = 500;    pCreateInfo->by = 400;    pCreateInfo->iBkColor = GetWindowElementColor (BKC_CONTROL_DEF);     pCreateInfo->dwAddData = 0;    pCreateInfo->hHosting = HWND_DESKTOP;}void listbox_demo (HWND hwnd){    MAINWINCREATE CreateInfo;    if (hMainWnd != HWND_INVALID) {        ShowWindow (hMainWnd, SW_SHOWNORMAL);        return;    }    InitCreateInfo (&CreateInfo);    CreateInfo.hHosting = hwnd;    hMainWnd = CreateMainWindow (&CreateInfo);}