netsurf/cocoa/BrowserViewController.m
Sven Weidauer 672cb37412 Implemented context menu.
svn path=/trunk/netsurf/; revision=11520
2011-01-28 18:26:34 +00:00

182 lines
4.0 KiB
Objective-C

/*
* Copyright 2011 Sven Weidauer <sven.weidauer@gmail.com>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* NetSurf 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#import "BrowserViewController.h"
#import "BrowserView.h"
#import "BrowserWindowController.h"
#import "desktop/browser.h"
#import "desktop/history_core.h"
#import "desktop/textinput.h"
#import "desktop/options.h"
#import "desktop/selection.h"
@implementation BrowserViewController
@synthesize browser;
@synthesize url;
@synthesize browserView;
@synthesize windowController;
@synthesize title;
@synthesize status;
@synthesize isProcessing;
@synthesize favicon;
@synthesize canGoBack;
@synthesize canGoForward;
- (void) dealloc;
{
[self setUrl: nil];
[self setBrowserView: nil];
[self setWindowController: nil];
[self setTitle: nil];
[self setStatus: nil];
[super dealloc];
}
- initWithBrowser: (struct browser_window *) bw;
{
if ((self = [super initWithNibName: @"Browser" bundle: nil]) == nil) return nil;
browser = bw;
return self;
}
- (IBAction) navigate: (id) sender;
{
browser_window_go( browser, [url UTF8String], NULL, true );
}
- (void) awakeFromNib;
{
[browserView setBrowser: browser];
}
- (IBAction) zoomIn: (id) sender;
{
browser_window_set_scale( browser, browser->scale * 1.1, true );
}
- (IBAction) zoomOut: (id) sender;
{
browser_window_set_scale( browser, browser->scale * 0.9, true );
}
- (IBAction) zoomOriginal: (id) sender;
{
browser_window_set_scale( browser, (float)option_scale / 100.0, true );
}
- (IBAction) backForwardSelected: (id) sender;
{
if ([sender selectedSegment] == 0) [self goBack: sender];
else [self goForward: sender];
}
- (IBAction) goBack: (id) sender;
{
if (browser && history_back_available( browser->history )) {
navigatedUsingBackForwards = YES;
history_back(browser, browser->history);
[self updateBackForward];
}
}
- (IBAction) goForward: (id) sender;
{
if (browser && history_forward_available( browser->history )) {
navigatedUsingBackForwards = YES;
history_forward(browser, browser->history);
[self updateBackForward];
}
}
- (IBAction) reloadPage: (id) sender;
{
browser_window_reload( browser, true );
}
- (IBAction) stopLoading: (id) sender;
{
browser_window_stop( browser );
}
static inline bool compare_float( float a, float b )
{
const float epsilon = 0.00001;
if (a == b) return true;
return fabs( (a - b) / b ) <= epsilon;
}
- (BOOL) validateUserInterfaceItem: (id) item;
{
SEL action = [item action];
if (action == @selector(copy:)) {
return selection_defined( browser->sel );
}
if (action == @selector(cut:)) {
return selection_defined( browser->sel ) && browser->caret_callback != NULL;
}
if (action == @selector(paste:)) {
return browser->paste_callback != NULL;
}
if (action == @selector( stopLoading: )) {
return browser->loading_content != NULL;
}
if (action == @selector( zoomOriginal: )) {
return !compare_float( browser->scale, (float)option_scale / 100.0 );
}
if (action == @selector( goBack: )) {
return canGoBack;
}
if (action == @selector( goForward: )) {
return canGoForward;
}
return YES;
}
- (void) updateBackForward;
{
[self setCanGoBack: browser != NULL && history_back_available( browser->history )];
[self setCanGoForward: browser != NULL && history_forward_available( browser->history )];
}
- (void) contentUpdated;
{
if (!navigatedUsingBackForwards) [browserView setHistoryVisible: NO];
navigatedUsingBackForwards = NO;
}
@end