main.c File Reference

#include <windows.h>
#include <commctrl.h>
#include <stdlib.h>
#include <malloc.h>
#include <memory.h>
#include <tchar.h>
#include <process.h>
#include <stdio.h>
#include "main.h"
#include "framewnd.h"
#include "childwnd.h"

Include dependency graph for main.c:

Go to the source code of this file.

Macros
#define	WIN32_LEAN_AND_MEAN

Functions
BOOL	InitInstance (HINSTANCE hInstance, int nCmdShow)
void	UpdateStatusBar (void)
static BOOL CALLBACK	EnumWndProc (HWND hWnd, LPARAM lParam)
void	ExitInstance (void)
int APIENTRY	WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)

Variables
HINSTANCE	hInst
HACCEL	hAccel
HWND	hFrameWnd
HWND	hMDIClient
HMENU	hMenuFrame
HWND	hStatusBar
HWND	hToolBar
HFONT	hFont
TCHAR	szTitle [MAX_LOADSTRING]
TCHAR	szFrameClass [MAX_LOADSTRING]
TCHAR	szChildClass [MAX_LOADSTRING]
static int	g_foundPrevInstance = 0

Macro Definition Documentation

WIN32_LEAN_AND_MEAN

#define WIN32_LEAN_AND_MEAN

Definition at line 26 of file main.c.

Function Documentation

EnumWndProc()

static BOOL CALLBACK EnumWndProc ( HWND  hWnd, LPARAM  lParam  )

static

Definition at line 199 of file main.c.

{
    TCHAR cls[128];
 
    GetClassName(hWnd, cls, 128);
    if (!lstrcmp(cls, (LPCTSTR)lParam)) {
        g_foundPrevInstance++;
        return FALSE;
    }
    return TRUE;
}

Referenced by WinMain().

ExitInstance()

void ExitInstance

(

void

)

Definition at line 213 of file main.c.

{
    DestroyMenu(hMenuFrame);
}

Referenced by WinMain(), and wWinMain().

InitInstance()

BOOL InitInstance	(	HINSTANCE	hInstance,
		int	nCmdShow
	)

Definition at line 62 of file main.c.

{
    WNDCLASSEX wcFrame = {
        sizeof(WNDCLASSEX),
        CS_HREDRAW | CS_VREDRAW/*style*/,
        FrameWndProc,
        0/*cbClsExtra*/,
        0/*cbWndExtra*/,
        hInstance,
        LoadIcon(hInstance, MAKEINTRESOURCE(IDI_MDI_APP)),
        LoadCursor(0, IDC_ARROW),
        0/*hbrBackground*/,
        0/*lpszMenuName*/,
        szFrameClass,
        (HICON)LoadImage(hInstance, MAKEINTRESOURCE(IDI_MDI_APP), IMAGE_ICON,
            GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED)
    };
    ATOM hFrameWndClass = RegisterClassEx(&wcFrame); // register frame window class
#if 0
    WNDCLASS wcChild = {
        CS_CLASSDC|CS_DBLCLKS|CS_VREDRAW,
        ChildWndProc,
        0/*cbClsExtra*/,
        0/*cbWndExtra*/,
        hInstance,
        0/*hIcon*/,
        LoadCursor(0, IDC_ARROW),
        0/*hbrBackground*/,
        0/*lpszMenuName*/,
        szChildClass
    };
    ATOM hChildWndClass = RegisterClass(&wcChild); // register child windows class
#else
    // WNDCLASSEX wcChild = {
    //     sizeof(WNDCLASSEX),
    //     CS_HREDRAW | CS_VREDRAW/*style*/,
    //     ChildWndProc,
    //     0/*cbClsExtra*/,
    //     sizeof(HANDLE)/*cbWndExtra*/,
    //     hInstance,
    //     LoadIcon(hInstance, MAKEINTRESOURCE(IDI_MDI_APP)),
    //     LoadCursor(0, IDC_ARROW),
    //     0/*hbrBackground*/,
    //     0/*lpszMenuName*/,
    //     szChildClass,
    //     (HICON)LoadImage(hInstance, MAKEINTRESOURCE(IDC_MDI_APP), IMAGE_ICON,
    //         GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED)
    // };
    // ATOM hChildWndClass = RegisterClassEx(&wcChild); // register child windows class
#endif
 
    HMENU hMenu = LoadMenu(hInstance, MAKEINTRESOURCE(IDC_MDI_APP));
    HMENU hMenuOptions = GetSubMenu(hMenu, ID_OPTIONS_MENU);
    // HMENU hChildMenu = LoadMenu(hInstance, MAKEINTRESOURCE(IDC_MDI_APP_CHILD));
 
    INITCOMMONCONTROLSEX icc = {
        sizeof(INITCOMMONCONTROLSEX),
        ICC_BAR_CLASSES
    };
 
    HDC hdc = GetDC(0);
 
    hMenuFrame = hMenu;
//  hMenuView = GetSubMenu(hMenuFrame, ID_VIEW_MENU);
    hAccel = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_MDI_APP));
    hFont = CreateFont(-MulDiv(8,GetDeviceCaps(hdc,LOGPIXELSY),72), 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, _T("MS Sans Serif"));
    ReleaseDC(0, hdc);
 
    hFrameWnd = CreateWindowEx(0, (LPCTSTR)(ULONG_PTR)hFrameWndClass, szTitle,
//  hFrameWnd = CreateWindow(szFrameClass, szTitle,
                    WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN,
                    CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
                    NULL/*hWndParent*/, hMenuFrame, hInstance, NULL/*lpParam*/);
    if (!hFrameWnd) {
        return FALSE;
    }
 
    if (InitCommonControlsEx(&icc))
    {
        int nParts[3];
        TBBUTTON toolbarBtns[] = {
            {0, 0, 0, TBSTYLE_SEP},
            {0, ID_WINDOW_NEW_WINDOW, TBSTATE_ENABLED, TBSTYLE_BUTTON},
            {1, ID_WINDOW_CASCADE, TBSTATE_ENABLED, TBSTYLE_BUTTON},
            {2, ID_WINDOW_TILE_HORZ, TBSTATE_ENABLED, TBSTYLE_BUTTON},
            {3, ID_WINDOW_TILE_VERT, TBSTATE_ENABLED, TBSTYLE_BUTTON},
            {4, 2/*TODO: ID_...*/, TBSTATE_ENABLED, TBSTYLE_BUTTON},
            {5, 2/*TODO: ID_...*/, TBSTATE_ENABLED, TBSTYLE_BUTTON},
        };
 
        hToolBar = CreateToolbarEx(hFrameWnd, WS_CHILD|WS_VISIBLE,
            IDC_TOOLBAR, 2, hInstance, IDB_TOOLBAR, toolbarBtns,
            sizeof(toolbarBtns)/sizeof(TBBUTTON), 16, 15, 16, 15, sizeof(TBBUTTON));
        CheckMenuItem(hMenuOptions, ID_OPTIONS_TOOLBAR, MF_BYCOMMAND|MF_CHECKED);
 
        // Create the status bar
        hStatusBar = CreateStatusWindow(WS_VISIBLE|WS_CHILD|WS_CLIPSIBLINGS|SBT_NOBORDERS,
                                        "", hFrameWnd, IDC_STATUSBAR);
        if (!hStatusBar)
            return FALSE;
        CheckMenuItem(hMenuOptions, ID_OPTIONS_STATUSBAR, MF_BYCOMMAND|MF_CHECKED);
 
        // Create the status bar panes
        nParts[0] = 100;
        nParts[1] = 210;
        nParts[2] = 400;
        SendMessage(hStatusBar, SB_SETPARTS, 3, (LPARAM)nParts);
    } else {
        CheckMenuItem(hMenuOptions, ID_OPTIONS_TOOLBAR, MF_BYCOMMAND|MF_GRAYED);
        CheckMenuItem(hMenuOptions, ID_OPTIONS_STATUSBAR, MF_BYCOMMAND|MF_GRAYED);
    }
 
    ShowWindow(hFrameWnd, nCmdShow);
    UpdateWindow(hFrameWnd);
    UpdateStatusBar();
    return TRUE;
}

UpdateStatusBar()

void UpdateStatusBar

(

void

)

Definition at line 182 of file main.c.

{
    TCHAR text[260];
    DWORD size;
 
    size = sizeof(text)/sizeof(TCHAR);
    GetUserName(text, &size);
    SendMessage(hStatusBar, SB_SETTEXT, 1, (LPARAM)text);
    size = sizeof(text)/sizeof(TCHAR);
    GetComputerName(text, &size);
    SendMessage(hStatusBar, SB_SETTEXT, 0, (LPARAM)text);
}

Referenced by InitInstance().

WinMain()

int APIENTRY WinMain	(	HINSTANCE	hInstance,
		HINSTANCE	hPrevInstance,
		LPSTR	lpCmdLine,
		int	nCmdShow
	)

Definition at line 219 of file main.c.

{
    MSG msg;
//    HACCEL hAccel;
    HWND hMDIClient;
 
    // Initialize global strings
    LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
    LoadString(hInstance, IDC_MDI_APP, szFrameClass, MAX_LOADSTRING);
    LoadString(hInstance, IDC_MDI_APP_CHILD, szChildClass, MAX_LOADSTRING);
 
    // Allow only one running instance
    EnumWindows(EnumWndProc, (LPARAM)szFrameClass);
    if (g_foundPrevInstance)
        return 1;
 
    // Store instance handle in our global variable
    hInst = hInstance;
 
    // Perform application initialization:
    if (!InitInstance(hInstance, nCmdShow)) {
        return FALSE;
    }
//    hAccel = LoadAccelerators(hInstance, (LPCTSTR)IDC_MDI_APP);
    hMDIClient = GetWindow(hFrameWnd, GW_CHILD);
 
    // Main message loop:
    while (GetMessage(&msg, (HWND)NULL, 0, 0)) {
        if (!TranslateMDISysAccel(hMDIClient, &msg) &&
            !TranslateAccelerator(hFrameWnd, hAccel, &msg)) {
            TranslateMessage(&msg);
            DispatchMessage(&msg);
        }
    }
    ExitInstance();
    return msg.wParam;
}

Variable Documentation

g_foundPrevInstance

int g_foundPrevInstance = 0

static

Definition at line 196 of file main.c.

Referenced by EnumWndProc(), and WinMain().

hAccel

HACCEL hAccel

Definition at line 47 of file main.c.

Referenced by _tWinMain(), DestroyAcceleratorTable(), ImageView_Main(), InitInstance(), IsAccelerator(), NtUserCopyAcceleratorTable(), NtUserCreateAcceleratorTable(), NtUserDestroyAcceleratorTable(), NtUserTranslateAccelerator(), pump_msg_loop(), test_accel1(), test_accelerators(), UserGetAccelObject(), WinMain(), and wWinMain().

hFont

HFONT hFont

Definition at line 53 of file main.c.

hFrameWnd

HWND hFrameWnd

Definition at line 48 of file main.c.

hInst

HINSTANCE hInst

Definition at line 46 of file main.c.

hMDIClient

HWND hMDIClient

Definition at line 49 of file main.c.

Referenced by _CmdWndProc(), CreateNewMDIChild(), FrameWndProc(), InitChildWindow(), resize_frame_rect(), and WinMain().

hMenuFrame

HMENU hMenuFrame

Definition at line 50 of file main.c.

hStatusBar

HWND hStatusBar

Definition at line 51 of file main.c.

hToolBar

HWND hToolBar

Definition at line 52 of file main.c.

Referenced by InitInstance().

szChildClass

TCHAR szChildClass[MAX_LOADSTRING]

Definition at line 57 of file main.c.

szFrameClass

TCHAR szFrameClass[MAX_LOADSTRING]

Definition at line 56 of file main.c.

szTitle

TCHAR szTitle[MAX_LOADSTRING]

Definition at line 55 of file main.c.