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// dialogbox.h
/******************************************************************************
*
* MiXViews - an X window system based sound & data editor/processor
*
* Copyright (c) 1993, 1994 Regents of the University of California
*
* Author: Douglas Scott
* Date: December 13, 1994
*
* Permission to use, copy and modify this software and its documentation
* for research and/or educational purposes and without fee is hereby granted,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation. The author reserves the right to distribute this
* software and its documentation. The University of California and the author
* make no representations about the suitability of this software for any
* purpose, and in no event shall University of California be liable for any
* damage, loss of data, or profits resulting from its use.
* It is provided "as is" without express or implied warranty.
*
******************************************************************************/
// Subclasses of InterViews Dialog class. The new display() method pops up
// the DialogBox centered in whichever Interactor canvas has been passed to
// the DialogConstructor that created it, without use of the Event passed to
// Popup(), which is how it would have been done in the original Dialog class.
#ifndef DIALOGBOX_H
#ifdef __GNUG__
#pragma interface
#endif
#define DIALOGBOX_H
#include <InterViews/dialog.h>
#include "localdefs.h"
class DialogConstructor;
class DialogBox : public Dialog {
typedef Dialog Super;
public:
static void overrideWindowManager(boolean b) { override_WindowManager = b; }
static boolean overrideWindowManager() { return override_WindowManager; }
static boolean setBeepLevel(int level) {
beep_Level = level; return true;
}
static int beepLevel() { return beep_Level; }
public:
redefined Interactor* Wrap(Interactor *);
redefined boolean Popup(Event&, boolean b=false);
redefined boolean Accept();
virtual int display();
protected:
DialogBox(ButtonState* s, Interactor* u, Response r);
virtual void reset();
void setBell(boolean b) { useBell = b; }
void bell();
void appear();
virtual int getAnswer() = 0;
virtual boolean acceptible(int) = 0;
virtual void eventLoop(Event &);
void disappear();
protected:
Response defaultResponse; // only used in confirm and choice
private:
static boolean override_WindowManager; // determines panel display mode
static int beep_Level;
private:
friend DialogConstructor;
boolean isChild(Interactor*);
Interactor* underlying;
boolean useBell;
};
// an Alert contains any number of Messages and an "ok" button
class Alert : public DialogBox {
typedef DialogBox Super;
friend DialogConstructor;
protected:
static DialogBox* create(ButtonState* s, Interactor* u, Response r) {
return new Alert(s, u, r);
}
Alert(ButtonState* s, Interactor* u, Response r);
redefined void Reconfig();
redefined int getAnswer();
redefined boolean acceptible(int);
};
// a confirmer contains any number of messages and a confirm-cancel button pair
class Confirmer : public DialogBox {
typedef DialogBox Super;
friend DialogConstructor;
protected:
static DialogBox* create(ButtonState* s, Interactor* u, Response r) {
return new Confirmer(s, u, r);
}
Confirmer(ButtonState* s, Interactor* u, Response r);
redefined void Reconfig();
redefined int getAnswer();
redefined boolean acceptible(int);
};
// ChoiceDialog contains any number of messages plus yes, no, & cancel buttons
class ChoiceDialog : public DialogBox {
typedef DialogBox Super;
friend DialogConstructor;
protected:
static DialogBox* create(ButtonState* s, Interactor* u, Response r) {
return new ChoiceDialog(s, u, r);
}
ChoiceDialog(ButtonState* s, Interactor* u, Response r);
redefined void Reconfig();
redefined int getAnswer();
redefined boolean acceptible(int);
};
class TextInput;
class FileSelector;
// an InputDialog is a confirmer with text-entry items for user input
class InputDialog : public Confirmer {
typedef Confirmer Super;
friend DialogConstructor;
protected:
static DialogBox* create(ButtonState* s, Interactor* u, Response r) {
return new InputDialog(s, u, r);
}
InputDialog(ButtonState* s, Interactor* u, Response r);
redefined void Reconfig();
redefined void reset();
redefined int getAnswer();
redefined boolean acceptible(int);
virtual int checkInput(); // new to this class
void addTextInput(TextInput*);
void addFileSelector(FileSelector* fs) { fileSelector = fs; }
protected:
boolean editing;
TextInput *textInput; // linked list of TextEntry items
FileSelector* fileSelector; // file chooser (optional)
};
#endif
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