DeskNoteApp.cpp

// File: $RCSFile$
// Revision: $Revision: 1.1 $
// Date: $Date: 2011/03/20 21:57:39 $

#include "DeskNoteApp.h"

int main ()
{
	DeskNoteApp *myApp;
	myApp = new DeskNoteApp ();
	myApp -> Run ();
	delete myApp;
	return 0;
}


const char DeskNoteApp::header[] = "DESKNOTE";
const char *app_signature = "application/x-vnd.cms103-DeskNotes";


DeskNoteApp::DeskNoteApp ():BApplication (app_signature)
{
	BRect rect, scrRect;
	BPath dir;
	BFile *file;
	BMessage *msg;
	BScreen *currentScreen;
	bool SettingsOK = true;
	int fileVer;
	char *buffer = new char [1024];

	find_directory (B_USER_SETTINGS_DIRECTORY, &dir);
	dir.Append ("DeskNotes Settings");
	file = new BFile (dir.Path(), B_READ_ONLY);
	msg = new BMessage ();

	if (file -> InitCheck () == B_OK) {
		if (file -> Read (buffer, strlen (header)) != (ssize_t)strlen (header))
			SettingsOK = false;

		if (strcasecmp (header, buffer) != 0)
			SettingsOK = false;

		file -> Read (&fileVer, sizeof (NotesVersion));
		if (fileVer != NotesVersion) SettingsOK = false;
		msg -> Unflatten (file);

	} else {
		SettingsOK = false;
	}

	delete file;
	delete buffer;

	if (SettingsOK) {
		currentScreen = new BScreen();		// This locks the screen.
		scrRect = currentScreen -> Frame();	// Find out how big the screen is.
		delete currentScreen;				// Delete the object, unlock the screen.
		msg -> FindRect ("windowPos", &rect);
		if (rect.right > scrRect.right) {
			// If the window would be off-screen then try correcting it...
			float width, scrWidth;
			scrWidth = scrRect.right - scrRect.left;
			width = rect.right - rect.left;
			if (width > scrWidth) width = scrWidth - 20;
			rect.right = scrRect.right - 2;
			rect.left = rect.right - width;	
		}
		if (rect.bottom > scrRect.bottom) {
			// If the window would be off-screen then try correcting it...
			float height, scrHeight;
			scrHeight = scrRect.bottom - scrRect.top;
			height = rect.bottom - rect.top;
			if (height > scrHeight) height = scrHeight - 20;
			rect.bottom = scrRect.bottom - 2;
			rect.top = rect.bottom - height;
		}

	} else {
		rect.Set (100,80,340,260);				// Inital size for the window.
	}

	myNote = new DeskNoteWindow (rect);
	myNote -> RestoreNote (msg);
	myNote -> Show ();
	delete msg;
}


bool DeskNoteApp::QuitRequested ()
{
	BAlert *lert;
	BPath dir;
	BFile *file;
	BMessage *msg;
	int ver = NotesVersion;

	if (find_directory (B_USER_SETTINGS_DIRECTORY, &dir) == B_OK) {
		// This is where we save our notes position, size, and text content.
		dir.Append ("DeskNotes Settings");
		file = new BFile (dir.Path() , B_READ_WRITE | B_CREATE_FILE);
		file -> Write (header, strlen (header));
		file -> Write (&ver, sizeof (ver));
		msg = getSettings();
		msg -> Flatten (file);
		delete file;
		delete msg;

	} else {
		lert = new BAlert ("DeskNotes", "Unable To Save Note!", "OK");
		lert -> Go();
	}

	return true;
}


BMessage * DeskNoteApp::getSettings ()
{
	BMessage *msg = new BMessage ();
	BRect rct;

	rct = myNote -> Frame();
	msg -> AddRect ("windowPos", rct);
	myNote -> SaveNote (msg);

	return msg;
}