netsurf/cocoa/HistoryView.m
Sven Weidauer 8eda3390da Adding tool tips and changing the cursor in the local history view.
svn path=/trunk/netsurf/; revision=11855
2011-02-28 15:24:15 +00:00

148 lines
3.6 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 "cocoa/HistoryView.h"
#import "cocoa/font.h"
#import "cocoa/coordinates.h"
#import "cocoa/plotter.h"
#import "cocoa/LocalHistoryController.h"
#import "cocoa/BrowserView.h"
#import "desktop/browser.h"
#import "desktop/history_core.h"
#import "desktop/plotters.h"
@implementation HistoryView
@synthesize browser = browserView;
- (void) setBrowser: (BrowserView *) bw;
{
browserView = bw;
browser = [bw browser];
[self updateHistory];
}
- (NSSize) size;
{
int width, height;
history_size( browser->history, &width, &height );
return cocoa_size( width, height );
}
- (void) updateHistory;
{
[self setFrameSize: [self size]];
[self setNeedsDisplay: YES];
}
- (void) drawRect: (NSRect)rect;
{
[[NSColor clearColor] set];
[NSBezierPath fillRect: rect];
cocoa_set_font_scale_factor( 1.0 );
cocoa_set_clip( rect );
history_redraw( browser->history );
}
- (void) mouseUp: (NSEvent *)theEvent;
{
const NSPoint location = [self convertPoint: [theEvent locationInWindow] fromView: nil];
const bool newWindow = [theEvent modifierFlags] & NSCommandKeyMask;
if (history_click( browser, browser->history,
cocoa_pt_to_px( location.x ), cocoa_pt_to_px( location.y ),
newWindow )) {
[browserView setHistoryVisible: NO];
}
}
- (BOOL) isFlipped;
{
return YES;
}
- (void) mouseEntered: (NSEvent *) event;
{
[[NSCursor pointingHandCursor] set];
}
- (void) mouseExited: (NSEvent *) event;
{
[[NSCursor arrowCursor] set];
}
static bool cursor_rects_cb( const struct history *history, int x0, int y0, int x1, int y1,
const struct history_entry *page, void *user_data )
{
HistoryView *view = user_data;
NSRect rect = NSIntersectionRect( [view visibleRect], cocoa_rect( x0, y0, x1, y1 ) );
if (!NSIsEmptyRect( rect )) {
NSString *toolTip = [NSString stringWithFormat: @"%s\n%s", history_entry_get_title(page),
history_entry_get_url( page )];
[view addToolTipRect: rect owner: toolTip userData: nil];
NSTrackingArea *area = [[NSTrackingArea alloc] initWithRect: rect
options: NSTrackingMouseEnteredAndExited | NSTrackingActiveInActiveApp
owner: view userInfo: nil];
[view addTrackingArea: area];
[area release];
}
return true;
}
- (NSToolTipTag)addToolTipRect: (NSRect) rect owner: (id) owner userData: (void *) userData;
{
if (toolTips == nil) toolTips = [[NSMutableArray alloc] init];
[toolTips addObject: owner];
return [super addToolTipRect: rect owner: owner userData: userData];
}
- (void) removeAllToolTips;
{
[super removeAllToolTips];
[toolTips removeAllObjects];
}
- (void) updateTrackingAreas;
{
[self removeAllToolTips];
for (NSTrackingArea *area in [self trackingAreas]) {
[self removeTrackingArea: area];
}
history_enumerate( browser->history, cursor_rects_cb, self );
[super updateTrackingAreas];
}
- (void) dealloc;
{
[self removeAllToolTips];
[super dealloc];
}
@end