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- // ObjectWindows - (C) Copyright 1992 by Borland International
-
- #include <stdio.h>
- #include <string.h>
- #include <owl.h>
-
- class TMyApp : public TApplication
- {
- public:
- TMyApp(LPSTR AName, HINSTANCE hInstance, HINSTANCE hPrevInstance,
- LPSTR lpCmdLine, int nCmdShow)
- : TApplication(AName, hInstance, hPrevInstance, lpCmdLine, nCmdShow) {};
- virtual void InitMainWindow();
- };
-
- _CLASSDEF(TMyWindow)
- class TMyWindow : public TWindow
- {
- public:
- TMyWindow(PTWindowsObject AParent, LPSTR ATitle)
- : TWindow(AParent, ATitle) {};
- virtual BOOL CanClose();
- virtual void WMLButtonDown(RTMessage Msg)
- = [WM_FIRST + WM_LBUTTONDOWN];
- virtual void WMRButtonDown(RTMessage Msg)
- = [WM_FIRST + WM_RBUTTONDOWN];
- };
-
- BOOL TMyWindow::CanClose()
- {
- return MessageBox(HWindow, "Do you want to save?",
- "Drawing has changed", MB_YESNO | MB_ICONQUESTION) == IDNO;
- }
-
- void TMyWindow::WMLButtonDown(RTMessage Msg)
- {
- HDC DC;
- char S[16];
-
- sprintf(S, "(%d,%d)", Msg.LP.Lo, Msg.LP.Hi);
- DC = GetDC(HWindow);
- TextOut(DC, Msg.LP.Lo, Msg.LP.Hi, S, strlen(S));
- ReleaseDC(HWindow, DC);
- }
-
- void TMyWindow::WMRButtonDown(RTMessage)
- {
- InvalidateRect(HWindow, NULL, TRUE);
- }
-
- void TMyApp::InitMainWindow()
- {
- MainWindow = new TMyWindow(NULL, Name);
- }
-
- int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
- LPSTR lpCmdLine, int nCmdShow)
- {
- TMyApp MyApp("Sample ObjectWindows Program", hInstance, hPrevInstance,
- lpCmdLine, nCmdShow);
- MyApp.Run();
- return MyApp.Status;
- }
-