119 lines
2.9 KiB
Objective-C
119 lines
2.9 KiB
Objective-C
/*
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Copyright 2015 Hardcoded Software (http://www.hardcoded.net)
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This software is licensed under the "GPLv3" License as described in the "LICENSE" file,
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which should be included with this package. The terms are also available at
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http://www.gnu.org/licenses/gpl-3.0.html
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*/
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#import "HSComboBox.h"
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#import "HSPyUtil.h"
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@implementation HSComboBox
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- (id)initWithPyRef:(PyObject *)aPyRef view:(NSComboBox *)aView
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{
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PySelectableList *m = [[PySelectableList alloc] initWithModel:aPyRef];
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self = [super initWithModel:m];
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[m bindCallback:createCallback(@"SelectableListView", self)];
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[m release];
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[self setView:aView];
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return self;
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}
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- (void)dealloc
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{
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[[self view] setTarget:nil];
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[[self view] setDataSource:nil];
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[items release];
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[super dealloc];
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}
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- (NSComboBox *)view
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{
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return (NSComboBox *)view;
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}
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- (void)setView:(NSComboBox *)aComboboxView
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{
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if ([self view] != nil) {
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[[self view] setDataSource:nil];
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[[self view] setTarget:nil];
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}
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[super setView:aComboboxView];
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if (aComboboxView != nil) {
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[aComboboxView setUsesDataSource:YES];
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[aComboboxView setDataSource:self];
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[aComboboxView setAction:@selector(comboboxViewSelectionChanged)];
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[aComboboxView setTarget:self];
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/* This is required for the combobox to send its action whenever it's changed. Normally, it's
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already set, but then the combobox is created programmatically (xibless), it's not. We
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make sure it is here.
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*/
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[[aComboboxView cell] setSendsActionOnEndEditing:YES];
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[self refresh];
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}
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}
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- (PySelectableList *)model
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{
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return (PySelectableList *)model;
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}
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- (void)comboboxViewSelectionChanged
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{
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NSInteger index = [[self view] indexOfSelectedItem];
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if (index >= 0) {
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[[self model] selectIndex:index];
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}
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}
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/* data source */
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- (id)comboBox:(NSComboBox *)aComboBox objectValueForItemAtIndex:(NSInteger)index
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{
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if (index < 0) {
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return nil;
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}
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return [items objectAtIndex:index];
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}
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- (NSInteger)numberOfItemsInComboBox:(NSComboBox *)aComboBox
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{
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return [items count];
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}
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- (NSUInteger)comboBox:(NSComboBox *)aComboBox indexOfItemWithStringValue:(NSString *)aString
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{
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NSInteger index = [[self model] searchByPrefix:aString];
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if (index >= 0) {
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return index;
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}
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else {
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return NSNotFound;
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}
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}
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- (NSString *)comboBox:(NSComboBox *)aComboBox completedString:(NSString *)uncompletedString
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{
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NSInteger index = [[self model] searchByPrefix:uncompletedString];
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if (index >= 0) {
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return [items objectAtIndex:index];
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}
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else {
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return nil;
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}
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}
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/* model --> view */
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- (void)refresh
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{
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[items release];
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items = [[[self model] items] retain];
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[[self view] reloadData];
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[self updateSelection];
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}
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- (void)updateSelection
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{
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[[self view] selectItemAtIndex:[[self model] selectedIndex]];
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}
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@end |