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c++关闭按钮灰掉 - C/C++ - 清泛网 - 专注C/C++及内核技术
...得系统菜单CMenu *pMenu = GetSystemMenu(false); 获得关闭按钮IDUINT ID = pMenu->GetMenuItemID(pMenu->Ge...
通过系统菜单灰掉：
//获得系统菜单
CMenu *pMenu = GetSystemMenu(false);
//获得关闭按钮ID
UINT ID = pMenu->GetMenuItemID(pMenu->GetMenuItemCount()-1);
//...
VC中CStatic等控件字体颜色的设置和OnCtlColor的使用 - C/C++ - 清泛网 - ...
...件设置颜色：
HBRUSH CAboutDig::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)
{
if (nCtlColor == CTLCOLOR_STATIC)
{
pDC->SetTextColor(RGB(0,0,255));//设置字体颜色
pDC->SetBkMode(TRANSPARENT); //设置背景透明
}
}
第三个参数OnCtlColor主...
c++关闭按钮灰掉 - C++ UI - 清泛IT社区，为创新赋能！
...系统菜单
CMenu *pMenu = GetSystemMenu(false);
//获得关闭按钮ID
UINT ID = pMenu->GetMenuItemID(pMenu->GetMenuItemCount()-1);
//使关闭按钮无效
pMenu->EnableMenuItem(ID,MF_GRAYED);启用：
//获得系统菜单
CMenu *pMenu = GetSystemMenu(false);
//获得关闭按钮ID
UINT I...
Why “decimal” is not a valid attribute parameter type?
...g types: bool, byte, char, double, float, int, long, sbyte, short, string, uint, ulong, ushort.
The type object.
The type System.Type.
An enum type, provided it has public accessibility and the types in which it is nested (if any) also have public accessibility (Attribute specification).
...
Get the generated SQL statement from a SqlCommand object?
...ushort
|| value is int
|| value is uint
|| value is long
|| value is ulong
|| value is float
|| value is double
|| value is decimal)
{
...
What's the recommended way to connect to MySQL from Go?
...l { /* error handling */}
items := make([]*SomeStruct, 0, 10)
var ida, idb uint
for rows.Next() {
err = rows.Scan(&ida, &idb)
if err != nil { /* error handling */}
items = append(items, &SomeStruct{ida, idb})
}
Insert :
_, err = con.Exec("insert into tbl (id, mdpr, isok) ...
MD5 algorithm in Objective-C
... };
char *resultData = malloc(CC_MD5_DIGEST_LENGTH * 2 + 1);
for (uint index = 0; index < CC_MD5_DIGEST_LENGTH; index++) {
resultData[index * 2] = HexEncodeChars[(result[index] >> 4)];
resultData[index * 2 + 1] = HexEncodeChars[(result[index] % 0x10)];
}
res...
Convert RGBA PNG to RGB with PIL
...ld_setting)
out[alpha] *= 255
np.clip(out,0,255)
# astype('uint8') maps np.nan (and np.inf) to 0
out = out.astype('uint8')
out = Image.fromarray(out, 'RGBA')
return out
FNAME = 'logo.png'
img = Image.open(FNAME).convert('RGBA')
white = Image.new('RGBA', size ...
Get a pixel from HTML Canvas?
...ray(4) [0, 251, 0, 255]
b = idt.data.subarray(188411*4, 188411*4 + 4) // Uint8ClampedArray(4) [0, 251, 0, 255]
a[0] = 255 // Does nothing
getPixel(idt, 188411), // Array(4) [0, 251, 0, 255]
b[0] = 255 // Mutates the original imgData.data
getPixel(idt, 188411), // Array(4) [255, 251, 0, 255]
// ...
Mapping two integers to one, in a unique and deterministic way
...1;
}
public static int PerfectlyHashThem(short a, short b)
{
var A = (uint)(a >= 0 ? 2 * a : -2 * a - 1);
var B = (uint)(b >= 0 ? 2 * b : -2 * b - 1);
var C = (int)((A >= B ? A * A + A + B : A + B * B) / 2);
return a < 0 && b < 0 || a >= 0 && b >...