3.3.1. WinMain
WinMain .
WINAPI WinMain(HINSTANCE, HINSTANCE, LPSTR, int)
{
try
{
Application->Initialize();
Application->CreateForm(__classid(TMainForm), &MainForm);
Application->CreateForm(__classid(TSelectColorForm), &SelectColorForm);
Application->Run();
}
catch (Exception &exception)
{
Application->ShowException(&exception);
}
catch (...)
{
try
{
throw Exception("");
}
catch (Exception &exception)
{
Application->ShowException(&exception);
}
}
return 0;
}
3.3.2. proccess
TMainForm::proccess() , . .
__fastcall TMainForm::proccess() {
double res = 0, bres = 0;
double src;
try {
src = Src->Text.ToDouble();
} catch (EConvertError &e) {
src = 0.0;
Dst->Color = clRed;
Dst->Text = "";
Back->Color = clRed;
Back->Text = "";
return 0;
}
Dst->Color = clWindow;
Back->Color = clWindow;
int i = Variants->ItemIndex;
if (i > -1 && i < 16) {
if (actions[i] == '+') {
res = src + coeficients[i];
bres = src - coeficients[i];
}
if (actions[i] == '*') {
res = src * coeficients[i];
bres = src / coeficients[i];
}
}
Dst->Text = FloatToStrF(res, ffFixed, 8, 4);
Back->Text = FloatToStrF(bres, ffFixed, 8, 4);
}
TMainForm
TMainForm - .
class TMainForm: public TForm
{
__published: // IDE-managed Components
TLabel *Label1;
TEdit *Src;
TLabel *Label2;
TEdit *Dst;
TComboBox *Variants;
TMainMenu *MainMenu1;
TMenuItem *N1;
TMenuItem *N2;
TMenuItem *N3;
TMenuItem *N4;
TMenuItem *N5;
TLabel *Label3;
TEdit *Back;
void __fastcall N3Click(TObject *Sender); //
void __fastcall N2Click(TObject *Sender);
void __fastcall SrcChange(TObject *Sender);
void __fastcall FormResize(TObject *Sender);
void __fastcall VariantsChange(TObject *Sender);
void __fastcall N4Click(TObject *Sender);
private: // User declarations
int lwidth;
int lheight;
public: // User declarations
__fastcall TMainForm(TComponent* Owner);
__fastcall proccess();
};
TSelectColorForm
TSelectColorForm .
class TSelectColorForm: public TForm
{
__published: // IDE-managed Components
TColorBox *ColorBox;
TLabel *Label1;
TButton *OkButton;
void __fastcall OkButtonClick(TObject *Sender);
private: // User declarations
public: // User declarations
|
|
|
__fastcall TSelectColorForm(TComponent* Owner);
};
.
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4. .. C++ Builder 5. ., , 2002. - 368. (681 415)
5. . Borland C++ 5. .: , 2001. 976. (681 404)
