/* Copyright (C) 2000-2005 SKYRIX Software AG This file is part of SOPE. SOPE is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. SOPE is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with SOPE; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "WOInput.h" #include "decommon.h" @interface WOCheckBoxList : WOInput { // WODynamicElement: extraAttributes // WODynamicElement: otherTagString // inherited: name // inherited: value // inherited: disabled @protected WOAssociation *list; WOAssociation *item; WOAssociation *index; WOAssociation *selections; WOAssociation *prefix; WOAssociation *suffix; } @end /* WOCheckBoxList */ @implementation WOCheckBoxList - (id)initWithName:(NSString *)_name associations:(NSDictionary *)_config template:(WOElement *)_c { if ((self = [super initWithName:_name associations:_config template:_c])) { self->list = OWGetProperty(_config, @"list"); self->item = OWGetProperty(_config, @"item"); self->index = OWGetProperty(_config, @"index"); self->selections = OWGetProperty(_config, @"selections"); self->prefix = OWGetProperty(_config, @"prefix"); self->suffix = OWGetProperty(_config, @"suffix"); } return self; } - (void)dealloc { [self->list release]; [self->item release]; [self->index release]; [self->selections release]; [self->prefix release]; [self->suffix release]; [super dealloc]; } /* OWResponder */ - (void)takeValuesFromRequest:(WORequest *)_request inContext:(WOContext *)_ctx { /* Checkboxes are special in their form-value handling. If the form is submitted and the checkbox is checked, a 'YES' value is transferred in the request. If the checkbox is not-checked, no value is transferred at all ! Remember, the 'value' of a checkbox list is _not_ the form value but the string besides the checkbox. */ // could be optimized to use a single NAME with multiple values .. WOComponent *sComponent = [_ctx component]; NSArray *array = [self->list valueInComponent:sComponent]; NSArray *selArray = nil; unsigned goCount = [array count]; if ([self->disabled boolValueInComponent:[_ctx component]]) return; if (goCount > 0) { NSMutableArray *newSelection = nil; unsigned cnt; if (self->selections) newSelection = [[NSMutableArray alloc] initWithCapacity:goCount]; [_ctx appendZeroElementIDComponent]; for (cnt = 0; cnt < goCount; cnt++) { id formValue = nil; id object = [array objectAtIndex:cnt]; if (self->index) [self->index setUnsignedIntValue:cnt inComponent:sComponent]; if (self->item) [self->item setValue:object inComponent:sComponent]; formValue = [_request formValueForKey:OWFormElementName(self, _ctx)]; if ([formValue isEqualToString:[self stringForInt:cnt]]) { if ((object != nil) && (self->selections != nil)) [newSelection addObject:object]; } [_ctx incrementLastElementIDComponent]; } [_ctx deleteLastElementIDComponent]; // list index if (self->selections) { selArray = [newSelection copy]; [newSelection release]; } } else if (self->selections) selArray = [[NSArray alloc] init]; if ([self->selections isValueSettable]) [self->selections setValue:selArray inComponent:sComponent]; [selArray release]; } - (id)invokeActionForRequest:(WORequest *)_rq inContext:(WOContext *)_ctx { return nil; } /* generate response */ - (void)appendToResponse:(WOResponse *)_response inContext:(WOContext *)_ctx { WOComponent *sComponent; NSArray *array; unsigned goCount; NSArray *selArray; unsigned cnt; BOOL canSetIndex, canSetItem; if ([_ctx isRenderingDisabled] || [[_ctx request] isFromClientComponent]) return; sComponent = [_ctx component]; array = [self->list valueInComponent:sComponent]; goCount = [array count]; if (goCount == 0) return; selArray = [self->selections valueInComponent:sComponent]; [_ctx appendZeroElementIDComponent]; canSetIndex = [self->index isValueSettable]; canSetItem = [self->item isValueSettable]; for (cnt = 0; cnt < goCount; cnt++) { NSString *pLabel, *sLabel; id object; object = [array objectAtIndex:cnt]; if (canSetIndex) [self->index setUnsignedIntValue:cnt inComponent:sComponent]; if (canSetItem) [self->item setValue:object inComponent:sComponent]; pLabel = [self->prefix stringValueInComponent:sComponent]; sLabel = [self->suffix stringValueInComponent:sComponent]; if (![pLabel isNotEmpty]) pLabel = nil; /* remove null/empty strings */ if (![sLabel isNotEmpty]) sLabel = nil; /* remove null/empty strings */ if (pLabel != nil || sLabel != nil) WOResponse_AddCString(_response, ""); [_ctx incrementLastElementIDComponent]; } [_ctx deleteLastElementIDComponent]; // list index } /* description */ - (NSString *)associationDescription { NSMutableString *str; str = [NSMutableString stringWithCapacity:256]; [str appendString:[super associationDescription]]; if (self->list) [str appendFormat:@" list=%@", self->list]; if (self->item) [str appendFormat:@" item=%@", self->item]; if (self->index) [str appendFormat:@" index=%@", self->index]; if (self->prefix) [str appendFormat:@" prefix=%@", self->prefix]; if (self->suffix) [str appendFormat:@" suffix=%@", self->suffix]; if (self->selections) [str appendFormat:@" selections=%@", self->selections]; return str; } @end /* WOCheckBoxList */