pendulum68k/pendMenu.c

#include "pendMenu.h"
#include "common.h"
#include "pendDialog.h"

#define GET_MENU(mid) menus[(mid)-1]

extern struct dialog_prefs_t pendPrefs;

enum {
	appleID=1,
	fileID,
	editID,
	endID
};

enum {
	apple_AboutID=1,
	apple_EndID
};

enum {
	file_RandID=1,
	file_RstID=3,
	file_QuitID
};

enum {
	edit_UndoID=1,
	edit_CutID=3,
	edit_CopyID,
	edit_PasteID,
	edit_ClearID,
	edit_PrefsID=8
};

extern Boolean resetting, running;

static MenuHandle menus[endID-1];

static void DoAboutMenu(int item);
static void DoFileMenu(int item);
static void DoEditMenu(int item);

void MenuCreate(void) {
	int i;
	
	menus[0] = NewMenu(appleID, "\p\024");
	menus[1] = NewMenu(fileID, "\pFile");
	menus[2] = NewMenu(editID, "\pEdit");
	
	for(i = appleID; i < endID; ++i) {
		InsertMenu(GET_MENU(i), 0);
	}
	DrawMenuBar();
	
	AppendMenu(GET_MENU(appleID), "\pAbout Pendulum...;(-");
	AddResMenu(GET_MENU(appleID), 'DRVR');
	AppendMenu(GET_MENU(fileID), "\p(Random;(-;Restart/R;Quit/Q");
	AppendMenu(GET_MENU(editID), 
		"\p(Undo/Z;(-;(Cut/X;(Copy/C;(Paste/V;(Clear;(-;Preferences.../,");
}

void MenuEvent(long menuItem) {
	GrafPtr oldPort;
	Str255 name;
	int menuID = HIWORD(menuItem);
	int itemID = LOWORD(menuItem);
	
	if(!menuID) return;
	switch(menuID) {
	case appleID: {
		if(itemID < apple_EndID) {
			DoAboutMenu(itemID);
		} else {
			/*StringPtr name = (StringPtr) NewPtr(sizeof(Str255));*/
			GetPort(&oldPort);
			GetItem(GET_MENU(appleID), itemID, name);
			OpenDeskAcc(name);
			SetPort(oldPort);
			/*DisposPtr(name);*/
		}
	} break;
		
	case fileID:
		DoFileMenu(itemID);
		break;
		
	case editID:
		DoEditMenu(itemID);
		break;
		
	}
}

void MenuEditMode(Boolean active) {
	if(active) {
		EnableItem(GET_MENU(editID), edit_UndoID);
		EnableItem(GET_MENU(editID), edit_CutID);
		EnableItem(GET_MENU(editID), edit_CopyID);
		EnableItem(GET_MENU(editID), edit_PasteID);
		EnableItem(GET_MENU(editID), edit_ClearID);
	} else {
		DisableItem(GET_MENU(editID), edit_UndoID);
		DisableItem(GET_MENU(editID), edit_CutID);
		DisableItem(GET_MENU(editID), edit_CopyID);
		DisableItem(GET_MENU(editID), edit_PasteID);
		DisableItem(GET_MENU(editID), edit_ClearID);
	}
}

void DoAboutMenu(int item) {
	switch(item) {
	case apple_AboutID:
		DialogAbout();
		break;
	}
}	

void DoFileMenu(int item) {
	switch(item) {
	case file_RstID:
		resetting = true;
		break;
		
	case file_QuitID:
		running = false;
		break;
	}
}

void DoEditMenu(int item) {
	if(item <= edit_ClearID) {
		SystemEdit(item - 1);
	} else {
		switch(item) {
		case edit_PrefsID:
			DialogPrefs(&pendPrefs);
			break;
		}
	}
}