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- /*
- File: MainLoops.c
-
- Description:Code to do the general main loops that a Macintosh application needs to do
- to get necessary events and respond to user input.
-
- Author: MC
-
- Copyright: © Copyright 1999-2000 Apple Computer, Inc. All rights reserved.
-
- Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc.
- ("Apple") in consideration of your agreement to the following terms, and your
- use, installation, modification or redistribution of this Apple software
- constitutes acceptance of these terms. If you do not agree with these terms,
- please do not use, install, modify or redistribute this Apple software.
-
- In consideration of your agreement to abide by the following terms, and subject
- to these terms, Apple grants you a personal, non-exclusive license, under Apple’s
- copyrights in this original Apple software (the "Apple Software"), to use,
- reproduce, modify and redistribute the Apple Software, with or without
- modifications, in source and/or binary forms; provided that if you redistribute
- the Apple Software in its entirety and without modifications, you must retain
- this notice and the following text and disclaimers in all such redistributions of
- the Apple Software. Neither the name, trademarks, service marks or logos of
- Apple Computer, Inc. may be used to endorse or promote products derived from the
- Apple Software without specific prior written permission from Apple. Except as
- expressly stated in this notice, no other rights or licenses, express or implied,
- are granted by Apple herein, including but not limited to any patent rights that
- may be infringed by your derivative works or by other works in which the Apple
- Software may be incorporated.
-
- The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO
- WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED
- WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN
- COMBINATION WITH YOUR PRODUCTS.
-
- IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR
- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
- GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION
- OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER UNDER THEORY OF CONTRACT, TORT
- (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN
- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
- Change History (most recent first):
-
- */
-
- #define TARGET_API_MAC_CARBON 1
-
- #include <LowMem.h>
- #include <Drag.h>
- #include <Menus.h>
- #include <Devices.h>
- #include <Events.h>
- #include <FixMath.h>
- #include <GXMath.h>
- #include <QuickTimeComponents.h>
- #include <Movies.h>
-
- #include <TextServices.h>
- #include <Balloons.h>
-
- #include "Preferences.h"
- #include "AppleEventCode.h"
- #include "ToolboxInit.h"
- #include "DragCode.h"
- #include "GraphicImportDrawCode.h"
- #include "DisplayErrorAlert.h"
- #include "LinkedList.h"
- #include "MovieCode.h"
- #include "MyKeys.h"
- #include "MyEvents.h"
- #include "MyMenus.h"
- #include "MyCarbonPrinting.h"
- #include "WindowCode.h"
-
- #include "Structs.h"
- #include "Defines.h"
-
- extern Boolean gDone,
- gStop,
- gPrefsChanged,
- gInForeground;
- extern myListPtr gFilesToOpen,
- gFilesToPrint;
- extern unsigned long gSleepTime;
- extern OSErr gErr;
- extern OSType * gAcceptedFlavorTypes;
-
- static void IdleWindows () {
- WindowPtr window;
- WindowInfoHandle winInfo;
-
- window = FrontWindow ();
-
- while (window != nil) {
- winInfo = (WindowInfoHandle)GetWRefCon ((WindowPtr)window);
- if (winInfo != nil && (**winInfo).sig == kMySig) {
- if ((**winInfo).winMovieController != nil) {
- MCIdle ((**winInfo).winMovieController);
- }
- }
- window = GetNextWindow (window);
- }
- }
-
- static OSErr DoIdle (void) {
- FSSpecPtr itemToOpen;
- OSErr err;
- FInfo fndrInfo;
-
- MoviesTask (DoTheRightThing, DoTheRightThing);
-
- IdleWindows ();
-
- if (gStop == false) {
- itemToOpen = (FSSpecPtr)GetItemNumFromList (0, gFilesToOpen);
-
- if (itemToOpen != nil) {
- if (gInForeground == true) {
- gSleepTime = kForegroundBusySleepTime; // Open the files with minimum time give to the system
- } else {
- gSleepTime = kBackgroundBusySleepTime; // Open the files with minimum time give to the system
- }
- err = FSpGetFInfo (itemToOpen, &fndrInfo);
- if (err == noErr && fndrInfo.fdType != MovieFileType) {
- err = NewWindowWithPict (itemToOpen, (WindowPtr)-1L);
- } else if (err == noErr) {
- err = NewWindowWithMovie (itemToOpen, (WindowPtr)-1L);
- }
-
- if (err != noErr) {
- DisplayErrorAlertWithString (err, itemToOpen->name);
-
- if (err == memFullErr) {
- gStop = true;
- }
- }
-
- DeleteHeadFromList (&gFilesToOpen);
- }
- }
-
- if (gStop == true) {
- gStop = false;
- do {
- itemToOpen = (FSSpecPtr)GetItemNumFromList (0, gFilesToOpen);
- DeleteHeadFromList (&gFilesToOpen);
- } while (itemToOpen != nil);
- }
-
- return err;
- }
-
- static void MainEventLoop (void) {
- EventRecord event;
- OSErr err = noErr;
- Boolean gotEvent = false;
-
- while (!gDone) {
- gotEvent = WaitNextEvent (everyEvent, &event, gSleepTime, nil);
-
- if (gotEvent) {
- // We are about to be busy, so up our time needs
- if (gInForeground == true) {
- gSleepTime = kForegroundBusySleepTime;
- } else {
- gSleepTime = kBackgroundBusySleepTime;
- }
-
- if (!MovieEvent (&event)) {
- if (IsDialogEvent (&event)) {
- err = DispatchDialogEvent (&event);
- } else {
- err = DispatchEvent (&event);
- }
- }
- } else {
- if (gInForeground == true) {
- gSleepTime = kForegroundIdleSleepTime;
- } else {
- gSleepTime = kBackgroundIdleSleepTime;
- }
- err = DoIdle ();
- }
-
- if (gErr != noErr) {
- DisplayErrorAlert (gErr);
- gErr = noErr;
- }
- }
- }
-
- int main (void) {
- OSErr err;
-
- err = noErr;
- ToolboxInit ();
-
- if (err == noErr) {
- err = EnterMovies ();
- }
-
- if (err == noErr) {
- err = FindAllGIComponents ();
- }
-
- if (err == noErr) {
- err = MenuBarInit ();
- }
-
- if (err == noErr) {
- err = InstallRequiredAppleEvents ();
- }
-
- if (err == noErr) {
- err = InitDragManager ();
- }
-
- if (err == noErr) {
- err = ReadPrefs ();
- }
-
- if (err != noErr) {
- // No prefs file, so run with defaults.
- err = InitPrefs ();
- }
-
- if (err == noErr) {
- MainEventLoop ();
- }
-
- if (gPrefsChanged == true) {
- err = WritePrefs ();
- if (err != noErr) {
- err = CreatePrefs ();
- err = WritePrefs ();
- }
- }
-
- DisposePtr ((Ptr)gAcceptedFlavorTypes);
- return 0;
- }
-
-