www.pudn.com > MicroWindows-Source-200606.zip > hello.cpp

// 
// Micro Windows Implementation 
// Hello.cpp: 
// 
// $Revision: 1.2 $ 
// $Source: D:/DENG/PRG/MWINDOWS/rcs/hello.cpp $ 
// $Date: 1993/10/03 15:18:43 $ 
// 
 
#include "shape.h" 
#include "global.h" 
#include "model.h" 
#include "button.h" 
#include "window.h" 
#include "gui.h" 
 
class HelloApp : public Model 
{ 
public: 
    HelloApp (View *pparent = desktop); 
 
    virtual void leftButtonUp (View *from, Point *pnt); 
    virtual void fromView (View *from); 
    virtual void draw (View *from, Port *port, Rect *area); 
 
protected: 
    Button *createBtn, *insideBtn; 
    Window *helloWindow; 
    View *windowParent; 
}; 
 
HelloApp::HelloApp (View *pparent) 
{ 
    Rect tmp; 
    pparent->getRandomAttachRect (&tmp); 
    windowParent = pparent; 
 
    helloWindow = new Window ("Hello, world!", &tmp, pparent, 
                              this, TRUE, TRUE); 
    createBtn = new Button ("Create", &Rect (10, 10, 70, 30), 
                            helloWindow, this); 
    insideBtn = new Button ("Inside", &Rect (10, 40, 70, 60), 
                            helloWindow, this); 
} 
 
void HelloApp::leftButtonUp (View *from, Point *pnt) 
{ 
    Port *p = helloWindow->getClientPort (); 
 
    p->setPenColor (PPC_White); 
    p->setBgColor (PPC_Gray); 
    p->draw (&Text ("Hello!", pnt)); 
} 
 
void HelloApp::fromView (View *from) 
{ 
    if (from == createBtn) new HelloApp (windowParent); 
    else new HelloApp (helloWindow); 
} 
 
void HelloApp::draw (View *from, Port *port, Rect *area) 
{ 
    Rect r; 
    from->getClientRect (&r); 
    r.move (- r.x1, - r.y1); 
    port->setPenColor (PPC_Yellow); 
    port->setBgColor (PPC_Gray); 
    port->draw (&Text ("Hello, world!", &r)); 
} 
 
int main ()         // that is a little tricky... ;-) 
{ 
    Driver gui; 
    new HelloApp; 
    return (gui.run()); 
}