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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import "chrome/browser/cocoa/download_shelf_controller.h"
#include "app/l10n_util.h"
#include "base/mac_util.h"
#include "base/sys_string_conversions.h"
#import "chrome/browser/cocoa/browser_window_controller.h"
#include "chrome/browser/cocoa/browser_window_cocoa.h"
#include "chrome/browser/cocoa/download_item_controller.h"
#include "chrome/browser/cocoa/download_shelf_mac.h"
#import "chrome/browser/cocoa/download_shelf_view.h"
#include "grit/generated_resources.h"
namespace {
// TODO(thakis): These are all temporary until there's a download item view.
// Border padding of a download item.
const int kDownloadItemBorderPadding = 4;
// Width of a download item.
const int kDownloadItemWidth = 200;
// Height of a download item.
const int kDownloadItemHeight = 32;
// Horizontal padding between two download items.
const int kDownloadItemPadding = 10;
} // namespace
@interface DownloadShelfController(Private)
- (void)applyContentAreaOffset:(BOOL)apply;
- (void)positionBar;
- (void)showDownloadShelf:(BOOL)enable;
@end
@implementation DownloadShelfController
- (id)initWithBrowser:(Browser*)browser
contentArea:(NSView*)content {
if ((self = [super initWithNibName:@"DownloadShelf"
bundle:mac_util::MainAppBundle()])) {
contentArea_ = content;
shelfHeight_ = [[self view] bounds].size.height;
[self positionBar];
[[[contentArea_ window] contentView] addSubview:[self view]];
downloadItemControllers_.reset([[NSMutableArray alloc] init]);
// This calls show:, so it needs to be last.
bridge_.reset(new DownloadShelfMac(browser, self));
}
return self;
}
- (void)awakeFromNib {
// Initialize "Show all downloads" link.
scoped_nsobject<NSMutableParagraphStyle> paragraphStyle(
[[NSParagraphStyle defaultParagraphStyle] mutableCopy]);
// TODO(thakis): left-align for RTL languages?
[paragraphStyle.get() setAlignment:NSRightTextAlignment];
NSDictionary* linkAttributes = [NSDictionary dictionaryWithObjectsAndKeys:
self, NSLinkAttributeName,
[NSCursor pointingHandCursor], NSCursorAttributeName,
paragraphStyle.get(), NSParagraphStyleAttributeName,
nil];
NSString* text =
base::SysWideToNSString(l10n_util::GetString(IDS_SHOW_ALL_DOWNLOADS));
scoped_nsobject<NSAttributedString> linkText([[NSAttributedString alloc]
initWithString:text attributes:linkAttributes]);
[[showAllDownloadsLink_ textStorage] setAttributedString:linkText.get()];
[showAllDownloadsLink_ setDelegate:self];
}
- (BOOL)textView:(NSTextView *)aTextView
clickedOnLink:(id)link
atIndex:(NSUInteger)charIndex {
bridge_->ShowAllDownloads();
return YES;
}
// Initializes the download shelf at the bottom edge of |contentArea_|.
- (void)positionBar {
// Set the bar's height to zero and position it at the bottom of the content
// area, within the window's content view (as opposed to the tab strip, which
// is a sibling). We'll enlarge it and slide the content area up when we need
// to show this strip.
NSRect contentFrame = [contentArea_ frame];
NSRect barFrame = NSMakeRect(0, 0, contentFrame.size.width, shelfHeight_);
[[self view] setFrame:barFrame];
}
// Called when the contentArea's frame changes. Enlarge the view to stay with
// the bottom of the contentArea.
- (void)resizeDownloadShelf {
NSRect barFrame = [[self view] frame];
barFrame.origin.y = 0;
barFrame.size.height = NSMinY([contentArea_ frame]);
[[self view] setFrame:barFrame];
}
// Show or hide the bar based on the value of |enable|. Handles animating the
// resize of the content view.
- (void)showDownloadShelf:(BOOL)enable {
if ([self isVisible] == enable)
return;
contentAreaHasOffset_ = enable;
[[self view] setHidden:enable ? NO : YES];
[self applyContentAreaOffset:enable];
barIsVisible_ = enable;
}
// Apply a contents box offset to make (or remove) room for the download shelf.
// If apply is YES, always make room (the contentView_ is "full size"). If apply
// is NO, we are trying to undo an offset. If no offset there is nothing to undo.
- (void)applyContentAreaOffset:(BOOL)apply {
if (!contentAreaHasOffset_ && apply) {
// There is no offset to unconditionally apply.
return;
}
NSRect frame = [contentArea_ frame];
if (apply) {
frame.origin.y += shelfHeight_;
frame.size.height -= shelfHeight_;
} else {
frame.origin.y -= shelfHeight_;
frame.size.height += shelfHeight_;
}
[[contentArea_ animator] setFrame:frame];
[[self view] setNeedsDisplay:YES];
[contentArea_ setNeedsDisplay:YES];
}
- (DownloadShelf*)bridge {
return bridge_.get();
}
- (BOOL)isVisible {
return barIsVisible_;
}
- (void)show:(id)sender {
[self showDownloadShelf:YES];
}
- (void)hide:(id)sender {
[self showDownloadShelf:NO];
}
- (void)addDownloadItem:(BaseDownloadItemModel*)model {
// TODO(thakis): we need to delete these at some point. There's no explicit
// mass delete on windows, figure out where they do it.
// TODO(thakis): RTL support?
// (l10n_util::GetTextDirection() == l10n_util::RIGHT_TO_LEFT)
int startX = kDownloadItemBorderPadding +
(kDownloadItemWidth + kDownloadItemPadding) *
[downloadItemControllers_ count];
NSRect position = NSMakeRect(startX, kDownloadItemBorderPadding,
kDownloadItemWidth, kDownloadItemHeight);
scoped_nsobject<DownloadItemController> controller(
[[DownloadItemController alloc] initWithFrame:position model:model]);
[downloadItemControllers_ addObject:controller.get()];
[[self view] addSubview:[controller.get() view]];
}
@end
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