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C Programming Starter Kit 2.0
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SamsPublishing-CProgrammingStarterKit-v2.0-Win31.iso
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bc45
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notify.pak
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NOTIFY.CPP
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C/C++ Source or Header
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1997-07-23
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5KB
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198 lines
//----------------------------------------------------------------------------
// ObjectWindows - (C) Copyright 1991, 1993 by Borland International
//----------------------------------------------------------------------------
#include <owl\owlpch.h>
#include <owl\applicat.h>
#include <owl\button.h>
#include <owl\dialog.h>
#include <owl\framewin.h>
#include <owl\menu.h>
#include "notify.h"
#include <stdio.h>
//
// Make a button that beeps when pressed.
//
class TBeepButton : public TButton {
public:
TBeepButton(TWindow* parent, int resId) : TButton(parent, resId) {}
// child id notification handled at the child
//
void BNClicked(); // BN_CLICKED
DECLARE_RESPONSE_TABLE(TBeepButton);
};
DEFINE_RESPONSE_TABLE1(TBeepButton, TButton)
EV_NOTIFY_AT_CHILD(BN_CLICKED, BNClicked),
END_RESPONSE_TABLE;
void
TBeepButton::BNClicked()
{
MessageBeep(0);
DefaultProcessing(); // pass it along to parent.
}
//
// Button that sends parent it's own notification code.
//
class TTestButton : public TButton {
public:
static UINT BN_USER_MSG1; // notification code.
TTestButton(TWindow* parent, int resId) : TButton(parent, resId) {}
// child id notification handled at the child
//
void BNClicked(); // BN_CLICKED
DECLARE_RESPONSE_TABLE(TTestButton);
};
DEFINE_RESPONSE_TABLE1(TTestButton, TButton)
EV_NOTIFY_AT_CHILD(BN_CLICKED, BNClicked),
END_RESPONSE_TABLE;
UINT TTestButton::BN_USER_MSG1 = 400;
//
// One method of notifying the parent of an event.
//
void
TTestButton::BNClicked()
{
#if defined(__WIN32__)
Parent->HandleMessage(WM_COMMAND, MAKEWPARAM(Attr.Id, BN_USER_MSG1),
LPARAM(HWindow));
#else
Parent->HandleMessage(WM_COMMAND, Attr.Id, MAKELPARAM(HWindow, BN_USER_MSG1));
#endif
}
//----------------------------------------------------------------------------
class TBeepDialog : public TDialog {
public:
int NumClicks; // number of times BeepButton was pressed.
TBeepButton* BeepButton; // Different buttons...
TButton* Button1;
TTestButton* Button2;
TButton* Button3;
TButton* Button4;
TBeepDialog(TWindow* parent, TResId resId);
void HandleButtonMsg(); // ID_BUTTON push button command
void HandleButton1(); // ID_BUTTON1 push button command
void HandleButton2(WPARAM); // ID_BUTTON2 push button command
void HandleButton3(WPARAM); // ID_BUTTON3 push button command
void HandleButton4(); // ID_BUTTON4 push button command
DECLARE_RESPONSE_TABLE(TBeepDialog);
};
DEFINE_RESPONSE_TABLE1(TBeepDialog, TDialog)
EV_BN_CLICKED(ID_BUTTON, HandleButtonMsg),
EV_COMMAND(ID_BUTTON4, HandleButton4),
EV_CHILD_NOTIFY(ID_BUTTON1, BN_CLICKED, HandleButton1),
EV_CHILD_NOTIFY_AND_CODE(ID_BUTTON2, TTestButton::BN_USER_MSG1, HandleButton2),
EV_CHILD_NOTIFY_ALL_CODES(ID_BUTTON3, HandleButton3),
END_RESPONSE_TABLE;
TBeepDialog::TBeepDialog(TWindow* parent, TResId resId)
: TDialog(parent, resId),
TWindow(parent)
{
NumClicks = 0;
BeepButton = new TBeepButton(this, ID_BUTTON);
Button1 = new TButton(this, ID_BUTTON1);
Button2 = new TTestButton(this, ID_BUTTON2);
Button3 = new TButton(this, ID_BUTTON3);
Button4 = new TButton(this, ID_BUTTON4);
}
//
// Handle BN_CLICKED from 'BeepButton'. Display the number of times it has
// been pressed.
//
void
TBeepDialog::HandleButtonMsg()
{
char text[6];
sprintf(text, "%d", ++NumClicks);
::SetWindowText(GetDlgItem(ID_STATIC), text);
}
//
// Handle BN_CLICKED from 'Button1'.
//
void
TBeepDialog::HandleButton1()
{
MessageBox("Button1", "Pressed!", MB_OK);
}
//
// Handle BN_USER_MSG1 from 'Button2'.
//
void
TBeepDialog::HandleButton2(WPARAM)
{
MessageBox("Button2", "Pressed!", MB_OK);
}
//
// Handle BN_CLICKED from 'Button3'.
//
void
TBeepDialog::HandleButton3(WPARAM)
{
MessageBox("Button3", "Pressed!", MB_OK);
}
//
// Handle BN_CLICKED from 'Button4'.
//
void
TBeepDialog::HandleButton4()
{
MessageBox("Button4", "Pressed!", MB_OK);
}
//----------------------------------------------------------------------------
class TTestApp : public TApplication {
public:
TTestApp() : TApplication() {}
protected:
void InitMainWindow() {
MainWindow = new TFrameWindow(0, "Notification Tester");
MainWindow->AssignMenu(IDM_COMMANDS);
}
void CmTest(); // CM_TEST menu command handler
DECLARE_RESPONSE_TABLE(TTestApp);
};
DEFINE_RESPONSE_TABLE1(TTestApp, TApplication)
EV_COMMAND(CM_TEST, CmTest),
END_RESPONSE_TABLE;
void
TTestApp::CmTest()
{
(new TBeepDialog(MainWindow, IDD_TEST))->Create();
}
int
OwlMain(int /*argc*/, char* /*argv*/ [])
{
TTestApp app;
return app.Run();
}