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Annotation of hatari/src/gui-osx/Shared.m, revision 1.1.1.2

1.1       root        1: /*
                      2:   Hatari - CreateFloppyController.m
                      3: 
                      4:   This file is distributed under the GNU Public License, version 2 or at
                      5:   your option any later version. Read the file gpl.txt for details.
                      6: 
                      7:   Helper code used by the other Cocoa code files
                      8: 
                      9:   June 2006, Sébastien Molines - Created
                     10: */
                     11: 
                     12: #import <Cocoa/Cocoa.h>
                     13: #import "Shared.h"
                     14: #import "AlertHooks.h"
                     15: #include "main.h"
                     16: 
                     17: @implementation ModalWrapper
                     18: 
                     19: // Runs an NSWindow modally
                     20: - (void)runModal:(NSWindow*)window
                     21: {
                     22:        // Grab the window
                     23:        modalWindow = window;
                     24: 
                     25:        // Set the window's delegate
                     26:        [window setDelegate:self];
                     27: 
                     28:        // Change emulation and UI state
                     29:        GuiOsx_PauseAndSwitchToCocoaUI();
                     30:        
                     31:        // Run it as modal
                     32:        [NSApp runModalForWindow:window];
                     33: 
                     34:        // Restore emulation and UI state
                     35:        GuiOsx_ResumeFromCocoaUI();
                     36: }
                     37: 
                     38: // On closure of the NSWindow, end the modal session
                     39: - (void) windowWillClose:(NSNotification *)notification
                     40: {
                     41:        NSWindow *windowAboutToClose = [notification object];
                     42:        
                     43:        // Is this our modal window?
                     44:        if (windowAboutToClose == modalWindow)
                     45:        {
                     46:                // Stop the modal loop
                     47:                [NSApp stopModal];
                     48:        }
                     49: }
                     50: 
                     51: @end
                     52: 
                     53: /*-----------------------------------------------------------------------*/
                     54: /*
                     55:   Helper function to write the contents of a path as an NSString to a string
                     56: */
                     57: void GuiOsx_ExportPathString(NSString* path, char* szTarget, size_t cchTarget)
                     58: {
                     59:        NSCAssert((szTarget), @"Target buffer must not be null.");
                     60:        NSCAssert((cchTarget > 0), @"Target buffer size must be greater than zero.");
                     61: 
                     62:        // Copy the string
                     63:        strncpy(szTarget, [[path stringByExpandingTildeInPath] cString], cchTarget);
                     64:        
                     65:        // Make sure it is null terminated (as strncpy does not null-terminate if the buffer is too small)
                     66:        szTarget[cchTarget - 1] = 0;
                     67: }
                     68: 
                     69: /*-----------------------------------------------------------------------*/
                     70: /*
                     71:   Pauses emulation and gets ready to use Cocoa UI
                     72: */
                     73: void GuiOsx_PauseAndSwitchToCocoaUI()
                     74: {
                     75:        // Pause emulation
1.1.1.2 ! root       76:        Main_PauseEmulation(FALSE);
1.1       root       77:        
                     78:        // Enable the alert hooks, so that any messages are shown in Cocoa alerts instead of SDL alerts
                     79: #ifdef ALERT_HOOKS
                     80:        useAlertHooks = TRUE;
                     81: #endif
                     82: }
                     83: 
                     84: /*-----------------------------------------------------------------------*/
                     85: /*
                     86:   Switches back to emulation mode and resume emulation
                     87: */
                     88: void GuiOsx_ResumeFromCocoaUI()
                     89: {
                     90:        // Disable the alert hooks, so that SDL handle messages
                     91: #ifdef ALERT_HOOKS
                     92:        useAlertHooks = FALSE;
                     93: #endif
                     94: 
                     95:        // Resume emulation
                     96:        Main_UnPauseEmulation();
                     97: }

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