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Annotation of hatari/src/gui-osx/Shared.m, revision 1.1

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
        !            76:        Main_PauseEmulation();
        !            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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