editalign.c File Reference

#include <windows.h>
#include <commctrl.h>
#include <dlgs.h>
#include "resource.h"

Include dependency graph for editalign.c:

Go to the source code of this file.

Macros
#define	WIN32_LEAN_AND_MEAN

Functions
static void	SetEditAlign (HWND hwndEdit, LONG_PTR add_style)
static void	SetMultiline (HWND hwnd, HWND hwndEdit, BOOL bMultiline)
static INT_PTR CALLBACK	DialogProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
INT WINAPI	wWinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLine, INT nCmdShow)

Variables
static HINSTANCE	g_hInstance = NULL
static HWND	g_hMainWnd = NULL

Macro Definition Documentation

WIN32_LEAN_AND_MEAN

#define WIN32_LEAN_AND_MEAN

Definition at line 8 of file editalign.c.

Function Documentation

DialogProc()

static INT_PTR CALLBACK DialogProc ( HWND  hwnd, UINT  uMsg, WPARAM  wParam, LPARAM  lParam  )

static

Definition at line 51 of file editalign.c.

{
    switch (uMsg)
    {
        case WM_INITDIALOG:
        {
            g_hMainWnd = hwnd;
            SetDlgItemText(hwnd, edt1, TEXT("Text"));
            CheckRadioButton(hwnd, rad1, rad3, rad1);
            return TRUE;
        }
        case WM_COMMAND:
        {
            HWND hwndEdit = GetDlgItem(hwnd, edt1);
            switch (LOWORD(wParam))
            {
            case IDCANCEL: // Cancel
                EndDialog(hwnd, LOWORD(wParam));
                break;
            case rad1: // Left
                if (HIWORD(wParam) == BN_CLICKED)
                    SetEditAlign(hwndEdit, ES_LEFT);
                break;
            case rad2: // Center
                if (HIWORD(wParam) == BN_CLICKED)
                    SetEditAlign(hwndEdit, ES_CENTER);
                break;
            case rad3: // Right
                if (HIWORD(wParam) == BN_CLICKED)
                    SetEditAlign(hwndEdit, ES_RIGHT);
                break;
            case chx1: // Multiline
                if (HIWORD(wParam) == BN_CLICKED)
                {
                    if (IsDlgButtonChecked(hwnd, chx1) == BST_CHECKED)
                        SetMultiline(hwnd, hwndEdit, TRUE);
                    else
                        SetMultiline(hwnd, hwndEdit, FALSE);
                }
            }
            break;
        }
    }
    return 0;
}

Referenced by wWinMain().

SetEditAlign()

static void SetEditAlign ( HWND  hwndEdit, LONG_PTR  add_style  )

static

Definition at line 17 of file editalign.c.

{
    LONG_PTR style = GetWindowLongPtr(hwndEdit, GWL_STYLE);
    style &= ~(ES_LEFT | ES_CENTER | ES_RIGHT);
    style |= add_style;
    SetWindowLongPtr(hwndEdit, GWL_STYLE, style);
    InvalidateRect(hwndEdit, NULL, TRUE);
}

Referenced by DialogProc().

SetMultiline()

static void SetMultiline ( HWND  hwnd, HWND  hwndEdit, BOOL  bMultiline  )

static

Definition at line 26 of file editalign.c.

{
    TCHAR text[1024];
    GetWindowText(hwndEdit, text, ARRAYSIZE(text));
 
    RECT rc;
    GetWindowRect(hwndEdit, &rc);
    MapWindowPoints(NULL, hwnd, (LPPOINT)&rc, sizeof(RECT) / sizeof(POINT));
 
    DWORD exstyle = (LONG)GetWindowLongPtr(hwndEdit, GWL_EXSTYLE);
    DWORD style = (LONG)GetWindowLongPtr(hwndEdit, GWL_STYLE);
    style &= ~ES_MULTILINE;
    if (bMultiline)
        style |= ES_MULTILINE;
 
    DestroyWindow(hwndEdit);
    CreateWindowEx(exstyle, TEXT("EDIT"), text, style,
                   rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top,
                   hwnd, (HMENU)UlongToHandle(edt1), g_hInstance, NULL);
 
    HFONT hFont = (HFONT)SendMessage(hwnd, WM_GETFONT, 0, 0);
    SendDlgItemMessage(hwnd, edt1, WM_SETFONT, (WPARAM)hFont, TRUE);
}

Referenced by DialogProc().

wWinMain()

INT WINAPI wWinMain	(	HINSTANCE	hInstance,
		HINSTANCE	hPrevInstance,
		LPWSTR	lpCmdLine,
		INT	nCmdShow
	)

Definition at line 98 of file editalign.c.

{
    g_hInstance = hInstance;
    InitCommonControls();
    DialogBoxW(hInstance, MAKEINTRESOURCE(IDD_MAIN), NULL, DialogProc);
    return 0;
}

Variable Documentation

g_hInstance

HINSTANCE g_hInstance = NULL

static

Definition at line 14 of file editalign.c.

Referenced by SetMultiline(), and wWinMain().

g_hMainWnd

HWND g_hMainWnd = NULL

static

Definition at line 15 of file editalign.c.

Referenced by DialogProc().