C++ C++;生成器更改主菜单背景色
下面的脚本演示了如何更改主菜单项的背景色,而菜单的其余部分仍然保持灰色C++ C++;生成器更改主菜单背景色,c++,menu,background-color,c++builder,C++,Menu,Background Color,C++builder,下面的脚本演示了如何更改主菜单项的背景色,而菜单的其余部分仍然保持灰色 void __fastcall TForm1::AdvancedDrawNewItemMain(TObject *Sender, TCanvas *ACanvas, const TRect &ARect, TOwnerDrawState State) { TMenuItem *MenuItem = ((TMenuItem*)Sender); TRect TempRctN = A
void __fastcall TForm1::AdvancedDrawNewItemMain(TObject *Sender, TCanvas *ACanvas, const TRect &ARect,
TOwnerDrawState State)
{
TMenuItem *MenuItem = ((TMenuItem*)Sender);
TRect TempRctN = ARect;
TempRectN.top=TempRctN.top+2;
ACanvas->Brush->Color =clRed;
ACanvas->FillRect(ARect);
DrawTextW(ACanvas->Handle,MenuItem->Caption.w_str(),MenuItem->Caption.Length(),&TempRctN, DT_CENTER);
if((State.Contains(odSelected) || State.Contains(odHotLight) ) && !State.Contains(odDisabled) )
{
ACanvas->Brush->Color =static_cast<TColor>RGB(49,106,197);
ACanvas->FillRect(ARect);
ACanvas->Font->Color=clWhite;
DrawTextW(ACanvas->Handle,MenuItem->Caption.w_str(),MenuItem->Caption.Length(),&TempRctN, DT_CENTER);
}
}
void\uu fastcall TForm1::AdvancedDrawNewItemMain(TObject*Sender、tcavas*acavas、const TRect&ARect、,
城镇居民(州)
{
TMenuItem*菜单项=((TMenuItem*)发送方);
TRect TempRctN=ARect;
TempRectN.top=TempRctN.top+2;
ACanvas->画笔->颜色=clRed;
ACanvas->FillRect(ARect);
DrawTextW(ACanvas->Handle,MenuItem->Caption.w_str(),MenuItem->Caption.Length(),&TempRctN,DT_CENTER);
if((State.Contains(odSelected)| | State.Contains(odHotLight))&&!State.Contains(odDisabled))
{
ACanvas->画笔->颜色=静态(49106197);
ACanvas->FillRect(ARect);
ACanvas->Font->Color=clWhite;
DrawTextW(ACanvas->Handle,MenuItem->Caption.w_str(),MenuItem->Caption.Length(),&TempRctN,DT_CENTER);
}
}
有人知道如何更改整个主菜单的背景色吗?操作系统不支持您的要求。标准的
TMainMenu
只能绘制单个项目,而不能绘制整个菜单。如果您想自定义整个菜单,则必须使用不同的组件,例如查找支持您所需内容的第三方自定义菜单实现。Remy,非常感谢您的回答。你能指出我用哪个组件解决这个问题吗?