Implementing tabs and fixing scrolling.

svn path=/trunk/netsurf/; revision=11396

1 files changed, 156 insertions, 0 deletions

diff --git a/cocoa/BrowserViewController.m b/cocoa/BrowserViewController.m
new file mode 100644
index 000000000..7e109370f
--- /dev/null
+++ b/cocoa/BrowserViewController.m
@@ -0,0 +1,156 @@
+/*
+ * 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 spinning;
+
+- 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) goBack: (id) sender;
+{
+	if (browser && history_back_available( browser->history )) {
+		history_back(browser, browser->history);
+	}
+}
+
+- (IBAction) goForward: (id) sender;
+{
+	if (browser && history_forward_available( browser->history )) {
+		history_forward(browser, browser->history);
+	}
+}
+
+- (IBAction) reloadPage: (id) sender;
+{
+	browser_window_reload( browser, true );
+}
+
+- (IBAction) stopLoading: (id) sender;
+{
+	browser_window_stop( browser );
+}
+
+- (BOOL) validateToolbarItem: (NSToolbarItem *)theItem;
+{
+	SEL action = [theItem action];
+	
+	if (action == @selector( goBack: )) {
+		return browser != NULL && history_back_available( browser->history );
+	} 
+	
+	if (action == @selector( goForward: )) {
+		return browser != NULL && history_forward_available( browser->history );
+	}
+	
+	if (action == @selector( reloadPage: )) {
+		return browser_window_reload_available( browser );
+	}
+	
+	return YES;
+}
+
+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 );
+	}
+	
+	return YES;
+}
+
+
+@end