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CPPreferencesToolbarDelegate.m
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CPPreferencesToolbarDelegate.m
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//
// CPPreferencesToolbarDelegate.m
// CodePilot
//
// Created by Zbigniew Sobiecki on 4/23/11.
// Copyright 2011 Macoscope. All rights reserved.
//
#import "CPPreferencesToolbarDelegate.h"
#import "CPPreferencesViewController.h"
#import "CPPreferencesView.h"
static NSString * const SelectedItemIdentifierKeyPath = @"selectedItemIdentifier";
@interface CPPreferencesToolbarDelegate ()
@property (nonatomic, strong) IDEPreferencesController *originalDelegate;
@property (nonatomic, strong) NSToolbarItem *ourToolbarItem;
@property (nonatomic, strong) CPPreferencesViewController *ourViewController;
@property (nonatomic, assign) CGFloat previousReplacementViewHeight;
@property (nonatomic, strong) NSString *previousItemIdentifier;
@end
// this is kind of a proxy from IDEToolbar when used for preferences.
// it passes all the messages defined in toolbar protocol to proper
// object, adding custom items in the passing.
@implementation CPPreferencesToolbarDelegate
+ (CPPreferencesToolbarDelegate *)preferencesToolbarDelegateByInterceptingDelegateOfToolbar:(NSToolbar *)toolbar
{
CPPreferencesToolbarDelegate *toolbarDelegate;
IDEPreferencesController *originalToolbarDelegate = (IDEPreferencesController *)[toolbar delegate];
toolbarDelegate = [[CPPreferencesToolbarDelegate alloc] initWithOriginalToolbarDelegate:originalToolbarDelegate toolbar:toolbar];
[toolbar setDelegate:toolbarDelegate];
[toolbar insertItemWithItemIdentifier:PREFERENCES_TOOLBAR_ITEM_IDENTIFIER atIndex:toolbar.items.count];
return toolbarDelegate;
}
- (id)initWithOriginalToolbarDelegate:(IDEPreferencesController *)originalDelegate toolbar:(NSToolbar *)toolbar
{
self = [super init];
if (self) {
self.originalDelegate = originalDelegate;
[toolbar addObserver:self
forKeyPath:SelectedItemIdentifierKeyPath
options:NSKeyValueObservingOptionInitial
context:nil];
self.ourViewController = [[CPPreferencesViewController alloc] init];
// apply changes in the controller
[[NSNotificationCenter defaultCenter] addObserver:self.ourViewController
selector:@selector(applyChanges)
name:NSWindowWillCloseNotification
object:self.originalDelegate.paneReplacementView.window];
[self prepareToolbarItem];
}
return self;
}
- (void)dealloc
{
[[self.ourToolbarItem toolbar] removeObserver:self forKeyPath:SelectedItemIdentifierKeyPath];
[[self.ourToolbarItem toolbar] setDelegate:nil];
[[NSNotificationCenter defaultCenter] removeObserver:self.ourViewController];
}
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(NSToolbar *)toolbar change:(NSDictionary *)change context:(void *)context
{
// bring back the original replacement view, once we're out of Code Pilot pref pane
DVTReplacementView *replacementView = [self.originalDelegate paneReplacementView];
NSWindow *window = [replacementView window];
if ([replacementView isHidden]) {
[self.ourViewController applyChanges];
[self.ourViewController.view removeFromSuperview];
// The automatic resizing is only applied when the DVTExtension changes
if ([self.previousItemIdentifier isEqualToString:[toolbar selectedItemIdentifier]]) {
CGRect newWindowFrame = window.frame;
newWindowFrame.size.height += self.previousReplacementViewHeight - self.ourViewController.view.frame.size.height;
newWindowFrame.origin.y -= self.previousReplacementViewHeight - self.ourViewController.view.frame.size.height;
[window setFrame:newWindowFrame display:YES animate:YES];
// To prevent the previous replacement subviews from being shown during the automatic resize animation
} else {
for (NSView *subview in [replacementView subviews]) {
[subview removeFromSuperview];
}
}
[replacementView setHidden:NO];
}
if (![[toolbar selectedItemIdentifier] isEqualToString:PREFERENCES_TOOLBAR_ITEM_IDENTIFIER]) {
self.previousItemIdentifier = [toolbar selectedItemIdentifier];
}
}
- (void)prepareToolbarItem
{
self.ourToolbarItem = [[NSToolbarItem alloc] initWithItemIdentifier:PREFERENCES_TOOLBAR_ITEM_IDENTIFIER];
NSString *iconPath = [[NSBundle bundleForClass:[self class]] pathForResource:@"CodePilotIcon" ofType:@"icns"];
NSImage *icon = [[NSImage alloc] initWithContentsOfFile:iconPath];
[self.ourToolbarItem setImage:icon];
[self.ourToolbarItem setLabel:PRODUCT_NAME];
[self.ourToolbarItem setPaletteLabel:PRODUCT_NAME];
[self.ourToolbarItem setEnabled:YES];
[self.ourToolbarItem setToolTip:PRODUCT_NAME];
[self.ourToolbarItem setTarget:self];
[self.ourToolbarItem setAction:@selector(ourItemWasSelected:)];
}
- (NSToolbarItem *)toolbar:(NSToolbar *)toolbar itemForItemIdentifier:(NSString *)itemIdentifier willBeInsertedIntoToolbar:(BOOL)flag
{
if ([itemIdentifier isEqualToString:[self.ourToolbarItem itemIdentifier]]) {
return self.ourToolbarItem;
}
if (nil != self.originalDelegate && [self.originalDelegate respondsToSelector:@selector(toolbar:itemForItemIdentifier:willBeInsertedIntoToolbar:)]) {
return [self.originalDelegate toolbar:toolbar itemForItemIdentifier:itemIdentifier willBeInsertedIntoToolbar:flag];
}
return nil;
}
- (void)ourItemWasSelected:(id)sender
{
DVTReplacementView *replacementView = [self.originalDelegate paneReplacementView];
NSWindow *window = [replacementView window];
self.previousReplacementViewHeight = replacementView.frame.size.height;
CGRect newWindowFrame = window.frame;
newWindowFrame.size.height -= replacementView.frame.size.height - self.ourViewController.view.frame.size.height;
newWindowFrame.origin.y += replacementView.frame.size.height - self.ourViewController.view.frame.size.height;
[window setTitle:PRODUCT_NAME];
[window setFrame:newWindowFrame display:YES animate:YES];
[replacementView setHidden:YES];
[self.ourViewController.view setFrame:(CGRect) {replacementView.frame.origin, CGSizeMake(replacementView.frame.size.width, [CPPreferencesView preferredHeight])}];
[[replacementView superview] addSubview:self.ourViewController.view];
}
- (NSArray *)toolbarAllowedItemIdentifiers:(NSToolbar *)toolbar
{
if (nil != self.originalDelegate && [self.originalDelegate respondsToSelector:@selector(toolbarAllowedItemIdentifiers:)]) {
NSArray *itemIdentifiers = [self.originalDelegate toolbarAllowedItemIdentifiers:toolbar];
return [itemIdentifiers arrayByAddingObject:[self.ourToolbarItem itemIdentifier]];
}
return nil;
}
- (NSArray *)toolbarDefaultItemIdentifiers:(NSToolbar *)toolbar
{
if (nil != self.originalDelegate && [self.originalDelegate respondsToSelector:@selector(toolbarDefaultItemIdentifiers:)]) {
NSArray *itemIdentifiers = [self.originalDelegate toolbarDefaultItemIdentifiers:toolbar];
return [itemIdentifiers arrayByAddingObject:[self.ourToolbarItem itemIdentifier]];
}
return nil;
}
- (void)toolbarDidRemoveItem:(NSNotification *)notification
{
if (nil != self.originalDelegate && [self.originalDelegate respondsToSelector:@selector(toolbarDidRemoveItem:)]) {
[self.originalDelegate toolbarDidRemoveItem:notification];
}
}
- (NSArray *)toolbarSelectableItemIdentifiers:(NSToolbar *)toolbar
{
if (nil != self.originalDelegate && [self.originalDelegate respondsToSelector:@selector(toolbarSelectableItemIdentifiers:)]) {
NSArray *itemIdentifiers = [self.originalDelegate toolbarSelectableItemIdentifiers:toolbar];
return [itemIdentifiers arrayByAddingObject:[self.ourToolbarItem itemIdentifier]];
}
return nil;
}
- (void)toolbarWillAddItem:(NSNotification *)notification
{
if (nil != self.originalDelegate && [self.originalDelegate respondsToSelector:@selector(toolbarWillAddItem:)]) {
[self.originalDelegate toolbarWillAddItem:notification];
}
}
@end