OSStatus
TextViewEditCommandSupport( HIViewRef textView, Boolean on )
{
OSStatus status = noErr;
TXNCommandEventSupportOptions options = 0;
TXNObject txnObj = HITextViewGetTXNObject(textView);
// got TXNObject?
require( txnObj != NULL, EXIT );
// get existing option settings...
status = TXNGetCommandEventSupport( txnObj, &options );
require_noerr( status, EXIT );
// add or subtract edit command support as requested
if( on )
{
options |= kTXNSupportEditCommandProcessing;
options |= kTXNSupportEditCommandUpdating;
}
else
{
if( options & kTXNSupportEditCommandProcessing )
options ^= kTXNSupportEditCommandProcessing;
if( options & kTXNSupportEditCommandUpdating )
options ^= kTXNSupportEditCommandUpdating;
}
// reset modified options
status = TXNSetCommandEventSupport(txnObj, options );
verify_noerr( status );
EXIT:
;
return status;
}
//---------------------------------------------------------------------
// Sets some default options in our main text view.
//
OSStatus MySetTextViewOptions(HIViewRef textView)
{
TXNCommandEventSupportOptions options;
TXNObject txnObj;
OSStatus status;
// We are setting options that must be set in the
// underlying MLTE object, so get a reference to it
txnObj = HITextViewGetTXNObject(textView);
require( (txnObj != NULL), CantGetTXNObject );
// Get the previous options
status = TXNGetCommandEventSupport(txnObj, &options);
require_noerr( status, CantGetCommandOptions );
// Add the font panel support options
options |= kTXNSupportFontCommandProcessing;
options |= kTXNSupportFontCommandUpdating;
// Add the spelling panel support options
options |= kTXNSupportSpellCheckCommandProcessing;
options |= kTXNSupportSpellCheckCommandUpdating;
// Apply above changes to the object
status = TXNSetCommandEventSupport(txnObj, options);
require_noerr( status, CantSetCommandOptions );
CantSetCommandOptions:
CantGetCommandOptions:
CantGetTXNObject:
return status;
}
OSStatus
TextViewSpellingSupport( HIViewRef textView, Boolean on )
{
OSStatus status = noErr;
TXNCommandEventSupportOptions options = 0;
TXNObject txnObj = HITextViewGetTXNObject(textView);
// Got TXNObject?
require( txnObj != NULL, EXIT );
// Get existing option settings...
status = TXNGetCommandEventSupport( txnObj, &options );
require_noerr( status, EXIT );
// add or subtract spelling support as requested
// (and enable/disable menu items appropriately)
if( on )
{
options |= kTXNSupportSpellCheckCommandProcessing;
options |= kTXNSupportSpellCheckCommandUpdating;
EnableMenuCommand(NULL, kHICommandShowSpellingPanel);
EnableMenuCommand(NULL, kToggleAutoSpellcheckCommand);
verify_noerr( SignalHelpMessage( HIViewGetWindow( textView ), CFSTR("SpellSupportEnable") ));
}
else
{
if( options & kTXNSupportSpellCheckCommandProcessing )
options ^= kTXNSupportSpellCheckCommandProcessing;
if( options & kTXNSupportSpellCheckCommandUpdating )
options ^= kTXNSupportSpellCheckCommandUpdating;
DisableMenuCommand(NULL, kHICommandShowSpellingPanel);
DisableMenuCommand(NULL, kToggleAutoSpellcheckCommand);
verify_noerr( SignalHelpMessage( HIViewGetWindow( textView ), CFSTR("SpellSupportDisable") ));
}
// Set auto spell check state accordingly
status = TextViewSpellCheckAsYouType(textView, on);
verify_noerr( status );
// reset modified options
status = TXNSetCommandEventSupport(txnObj, options);
verify_noerr( status );
HIViewSetNeedsDisplay( textView, true );
EXIT:
;
return status;
}
OSStatus
TextViewFontPanelSupport( HIViewRef textView, Boolean on )
{
OSStatus status = noErr;
TXNCommandEventSupportOptions options = 0;
TXNObject txnObj = HITextViewGetTXNObject(textView);
// Got TXNObject?
require( txnObj != NULL, EXIT );
// Get existing option settings...
status = TXNGetCommandEventSupport( txnObj, &options );
require_noerr( status, EXIT );
// Add or subract font command support as requested,
// (and enable/disable menu items appropriately)
if( on )
{
options |= kTXNSupportFontCommandProcessing;
options |= kTXNSupportFontCommandUpdating;
EnableMenuCommand(NULL, kHICommandShowHideFontPanel);
if ( ! FPIsFontPanelVisible() )
verify_noerr( FPShowHideFontPanel() );
verify_noerr( SignalHelpMessage( HIViewGetWindow( textView ), CFSTR("FontPanelEnable") ));
}
else
{
if( options & kTXNSupportFontCommandProcessing )
options ^= kTXNSupportFontCommandProcessing;
if( options & kTXNSupportFontCommandUpdating )
options ^= kTXNSupportFontCommandUpdating;
DisableMenuCommand(NULL, kHICommandShowHideFontPanel);
if ( FPIsFontPanelVisible() )
verify_noerr( FPShowHideFontPanel() );
verify_noerr( SignalHelpMessage( HIViewGetWindow( textView ), CFSTR("FontPanelDisable") ));
}
// reset modified options
status = TXNSetCommandEventSupport(txnObj, options );
verify_noerr( status );
EXIT:
;
return status;
}
