Windows API Primer メニュー (InsertMenuItem)
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目次
メニュー
メニューは関数で作る方法とメニュー用のリソースファイルを用意する方法があります。ここでは関数で作る方法を説明します。
メニューは CreateMenu( )関数で作ります。そのメニューにメニュー項目を追加するには、AppendMenu( )関数と InsertMenuItem( )関数の2通りがあります。
InsertMenuItem( )関数の方が後で作られた関数です。
ここでは、両方を説明します。
insertmenu.c
#include <windows.h>
#define FILE 10
#define NEW 11
#define OPEN 12
#define SAVE 13
#define QUIT 14
#define EDIT 20
#define UNDO 21
#define REDO 22
#define CUT 23
#define COPY 24
#define PAST 25
#define HELP 30
#define ABOU 31
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
int WINAPI WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow)
{
HMENU hMenubar;
HMENU hMenuPopupFile;
HMENU hMenuPopupEdit;
HMENU hMenuPopupHelp;
WNDCLASS wc;
HWND hwnd;
MSG msg;
hMenubar = CreateMenu();
hMenuPopupFile = CreatePopupMenu();
hMenuPopupEdit = CreatePopupMenu();
hMenuPopupHelp = CreatePopupMenu();
MENUITEMINFO mii;
mii.cbSize = sizeof(MENUITEMINFO);
mii.fMask = MIIM_ID | MIIM_TYPE;
mii.fType = MFT_STRING;
mii.wID = NEW;
mii.dwTypeData = TEXT("&New");
InsertMenuItem(hMenuPopupFile, NEW , FALSE, &mii);
mii.wID = OPEN;
mii.dwTypeData = TEXT("&Open");
InsertMenuItem(hMenuPopupFile, OPEN, FALSE, &mii);
mii.wID = SAVE;
mii.dwTypeData = TEXT("&Save");
InsertMenuItem(hMenuPopupFile, SAVE, FALSE, &mii);
mii.wID = 0;
mii.fType = MFT_SEPARATOR;
InsertMenuItem(hMenuPopupFile, 0 , FALSE, &mii);
mii.wID = QUIT;
mii.fType = MFT_STRING;
mii.dwTypeData = TEXT("&Quit");
InsertMenuItem(hMenuPopupFile, QUIT, FALSE, &mii);
mii.wID = FILE;
mii.fMask |= MIIM_SUBMENU;
mii.hSubMenu = hMenuPopupFile;
mii.dwTypeData = TEXT("&File");
InsertMenuItem(hMenubar, FILE, FALSE, &mii);
mii.wID = UNDO;
mii.fType = MFT_STRING;
mii.fMask = MIIM_ID | MIIM_TYPE;
mii.dwTypeData = TEXT("&Undo");
InsertMenuItem(hMenuPopupEdit, UNDO, FALSE, &mii);
mii.wID = REDO;
mii.dwTypeData = TEXT("&Redo");
InsertMenuItem(hMenuPopupEdit, REDO, FALSE, &mii);
mii.wID = 0;
mii.fType = MFT_SEPARATOR;
InsertMenuItem(hMenuPopupEdit, 0 , FALSE, &mii);
mii.wID = CUT;
mii.fType = MFT_STRING;
mii.dwTypeData = TEXT("Cut");
InsertMenuItem(hMenuPopupEdit, CUT , FALSE, &mii);
mii.wID = COPY;
mii.dwTypeData = TEXT("Copy");
InsertMenuItem(hMenuPopupEdit, COPY, FALSE, &mii);
mii.wID = PAST;
mii.dwTypeData = TEXT("Paste");
InsertMenuItem(hMenuPopupEdit, PAST, FALSE, &mii);
mii.wID = EDIT;
mii.fMask |= MIIM_SUBMENU;
mii.hSubMenu = hMenuPopupEdit;
mii.dwTypeData = TEXT("Edit");
InsertMenuItem(hMenubar, EDIT, FALSE, &mii);
mii.wID = ABOU;
mii.fType = MFT_STRING;
mii.fMask = MIIM_ID | MIIM_TYPE;
mii.dwTypeData = TEXT("About");
InsertMenuItem(hMenuPopupHelp, ABOU, FALSE, &mii);
mii.wID = HELP;
mii.fMask |= MIIM_SUBMENU;
mii.hSubMenu = hMenuPopupHelp;
mii.dwTypeData = TEXT("Help");
InsertMenuItem(hMenubar, HELP, FALSE, &mii);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = NULL;
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH)COLOR_BACKGROUND + 1;
wc.lpszMenuName = NULL;
wc.lpszClassName = TEXT("MENU");
RegisterClass(&wc);
hwnd = CreateWindow(TEXT("MENU"),
TEXT("Windows API Primer"),
WS_OVERLAPPEDWINDOW | WS_VISIBLE,
CW_USEDEFAULT, CW_USEDEFAULT, 300, 200,
NULL, hMenubar, hInstance, NULL);
while (GetMessage(&msg, NULL, 0, 0))
{
DispatchMessage(&msg);
}
return msg.wParam;
}
LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
static HWND label;
RECT rect;
HFONT font;
switch (msg)
{
case WM_CREATE:
GetClientRect(hwnd, &rect);
font = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
label = CreateWindow(TEXT("STATIC"),
TEXT("♪( ´▽｀)"),
WS_CHILD | WS_VISIBLE |SS_CENTER,
(rect.right - 100) / 2,
(rect.bottom - 15) / 2,
100, 15, hwnd, NULL, NULL, NULL);
SendMessage(label, WM_SETFONT, (WPARAM)font, 0);
break;
case WM_SIZE:
GetClientRect(hwnd, &rect);
SetWindowPos (label, HWND_TOP,
(rect.right - 100) / 2,
(rect.bottom - 15) / 2,
0, 0, SWP_NOSIZE);
break;
case WM_COMMAND:
switch (wParam)
{
case NEW:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("New"));
break;
case OPEN:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Open"));
break;
case SAVE:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Save"));
break;
case QUIT:
SendMessage(hwnd, WM_CLOSE, 0, 0);
break;
case UNDO:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Undo"));
break;
case REDO:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Redo"));
break;
case CUT:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Cut"));
break;
case COPY:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Copy"));
break;
case PAST:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Paste"));
break;
case ABOU:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("About"));
MessageBox(hwnd,TEXT("InsertMenu Ver. 1.0"),TEXT("About"),MB_OK);
break;
}
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
}
return DefWindowProc(hwnd, msg, wParam, lParam);
}
実行結果
initmenu.c
#include <windows.h>
#define FILE 10
#define NEW 11
#define OPEN 12
#define SAVE 13
#define QUIT 14
#define EDIT 20
#define UNDO 21
#define REDO 22
#define CUT 23
#define COPY 24
#define PAST 25
#define HELP 30
#define ABOU 31
void InitMenuItem(HMENU, LPSTR, int, HMENU);
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
int WINAPI WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow)
{
HMENU hmenu;
HMENU hmenuPopupFile;
HMENU hmenuPopupEdit;
HMENU hmenuPopupHelp;
WNDCLASS wc;
HWND hwnd;
MSG msg;
hmenu = CreateMenu();
hmenuPopupFile = CreatePopupMenu();
hmenuPopupEdit = CreatePopupMenu();
hmenuPopupHelp = CreatePopupMenu();
InitMenuItem(hmenuPopupFile, TEXT("&New" ), NEW , NULL);
InitMenuItem(hmenuPopupFile, TEXT("&Open"), OPEN, NULL);
InitMenuItem(hmenuPopupFile, TEXT("&SAVE"), SAVE, NULL);
InitMenuItem(hmenuPopupFile, NULL , 0 , NULL);
InitMenuItem(hmenuPopupFile, TEXT("&Quit"), QUIT, NULL);
InitMenuItem(hmenuPopupEdit, TEXT("&Undo"), UNDO, NULL);
InitMenuItem(hmenuPopupEdit, TEXT("&Redo"), REDO, NULL);
InitMenuItem(hmenuPopupEdit, NULL , 0 , NULL);
InitMenuItem(hmenuPopupEdit, TEXT("Cut" ), CUT , NULL);
InitMenuItem(hmenuPopupEdit, TEXT("&Copy"), COPY, NULL);
InitMenuItem(hmenuPopupEdit, TEXT("&Paste"),PAST, NULL);
InitMenuItem(hmenuPopupHelp, TEXT("&About"),ABOU, NULL);
InitMenuItem(hmenu, TEXT("&File"), FILE, hmenuPopupFile);
InitMenuItem(hmenu, TEXT("&Edit"), EDIT, hmenuPopupEdit);
InitMenuItem(hmenu, TEXT("&Help"), HELP, hmenuPopupHelp);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = NULL;
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH)COLOR_BACKGROUND + 1;
wc.lpszMenuName = NULL;
wc.lpszClassName = TEXT("MENU");
RegisterClass (&wc);
hwnd = CreateWindow(TEXT("MENU"),
TEXT("Windows API Primer"),
WS_OVERLAPPEDWINDOW | WS_VISIBLE,
CW_USEDEFAULT, CW_USEDEFAULT, 300, 200,
NULL, hmenu, hInstance, NULL);
while (GetMessage(&msg, NULL, 0, 0))
{
DispatchMessage(&msg);
}
return msg.wParam;
}
void InitMenuItem(HMENU hmenu, LPSTR lpszItemName, int nId, HMENU hmenuSub)
{
MENUITEMINFO mii;
mii.cbSize = sizeof(MENUITEMINFO);
mii.fMask = MIIM_ID | MIIM_TYPE;
mii.wID = nId;
if (lpszItemName != NULL)
{
mii.fType = MFT_STRING;
mii.dwTypeData = lpszItemName;
}
else
{
mii.fType = MFT_SEPARATOR;
}
if (hmenuSub != NULL)
{
mii.fMask |= MIIM_SUBMENU;
mii.hSubMenu = hmenuSub;
}
InsertMenuItem(hmenu, nId, FALSE, &mii);
}
LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
static HWND label;
RECT rect;
HFONT font;
switch (msg)
{
case WM_CREATE:
GetClientRect(hwnd, &rect);
font = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
label = CreateWindow(TEXT("STATIC"),
TEXT("♪( ´▽｀)"),
WS_CHILD | WS_VISIBLE | SS_CENTER,
(rect.right - 100) / 2,
(rect.bottom - 15) / 2,
100, 15, hwnd, NULL, NULL, NULL);
SendMessage(label, WM_SETFONT, (WPARAM)font, 0);
break;
case WM_SIZE:
GetClientRect(hwnd, &rect);
SetWindowPos (label, HWND_TOP,
(rect.right - 100) / 2,
(rect.bottom - 15) / 2,
0, 0, SWP_NOSIZE);
break;
case WM_COMMAND:
switch (wParam)
{
case NEW:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("New"));
break;
case OPEN:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Open"));
break;
case SAVE:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Save"));
break;
case QUIT:
SendMessage(hwnd, WM_CLOSE, 0, 0);
break;
case UNDO:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Undo"));
break;
case REDO:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Redo"));
break;
case CUT:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Cut"));
break;
case COPY:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Copy"));
break;
case PAST:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("Paste"));
break;
case ABOU:
SendMessage(label, WM_SETTEXT, 0, (LPARAM)TEXT("About"));
MessageBox(hwnd, TEXT("InitMenu Ver. 1.0"),TEXT("About"),MB_OK);
break;
}
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
}
return DefWindowProc(hwnd, msg, wParam, lParam);
}
実行結果
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Posted: Jun. 02, 2020
Update: Jun. 05, 2020