[Mac] Add per-plugin exceptions to content settings.

chrome/browser/cocoa/simple_content_exceptions_window_controller.mm

 // Copyright (c) 2010 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/simple_content_exceptions_window_controller.h"
 
-#include <set>
-
 #include "app/l10n_util_mac.h"
 #include "app/table_model_observer.h"
 #import "base/mac_util.h"
 #import "base/scoped_nsobject.h"
 #include "base/sys_string_conversions.h"
 #include "grit/generated_resources.h"
 #include "third_party/GTM/AppKit/GTMUILocalizerAndLayoutTweaker.h"
 
 @interface SimpleContentExceptionsWindowController (Private)
 - (id)initWithTableModel:(RemoveRowsTableModel*)model;
-- (void)selectedRows:(RemoveRowsTableModel::Rows*)rows;
-- (void)adjustEditingButtons;
-- (void)modelDidChange;
 @end
 
-// Observer for a RemoveRowsTableModel.
-class RemoveRowsObserverBridge : public TableModelObserver {
- public:
-  RemoveRowsObserverBridge(SimpleContentExceptionsWindowController* controller)
-      : controller_(controller) {}
-  virtual ~RemoveRowsObserverBridge() {}
-
-  virtual void OnModelChanged() {
-    [controller_ modelDidChange];
-  }
-  virtual void OnItemsChanged(int start, int length) {
-    [controller_ modelDidChange];
-  }
-  virtual void OnItemsAdded(int start, int length) {
-    [controller_ modelDidChange];
-  }
-  virtual void OnItemsRemoved(int start, int length) {
-    [controller_ modelDidChange];
-  }
-
- private:
-  SimpleContentExceptionsWindowController* controller_;  // weak
-};
-
 namespace  {
 
 const CGFloat kButtonBarHeight = 35.0;
 
 SimpleContentExceptionsWindowController* g_exceptionWindow = nil;
 
 }  // namespace
 
 @implementation SimpleContentExceptionsWindowController
 
 + (id)controllerWithTableModel:(RemoveRowsTableModel*)model {
   if (!g_exceptionWindow) {
     g_exceptionWindow = [[SimpleContentExceptionsWindowController alloc]
         initWithTableModel:model];
   }
   return g_exceptionWindow;
 }
 
 - (id)initWithTableModel:(RemoveRowsTableModel*)model {
   NSString* nibpath = [mac_util::MainAppBundle()
       pathForResource:@"SimpleContentExceptionsWindow"
                ofType:@"nib"];
   if ((self = [super initWithWindowNibPath:nibpath owner:self])) {
     model_.reset(model);
-    tableObserver_.reset(new RemoveRowsObserverBridge(self));
-    model_->SetObserver(tableObserver_.get());
 
     // TODO(thakis): autoremember window rect.
     // TODO(thakis): sorting support.
   }
   return self;
 }
 
 - (void)awakeFromNib {
   DCHECK([self window]);
   DCHECK_EQ(self, [[self window] delegate]);
   DCHECK(tableView_);
-  DCHECK_EQ(self, [tableView_ dataSource]);
-  DCHECK_EQ(self, [tableView_ delegate]);
+  DCHECK(arrayController_);
 
   CGFloat minWidth = [[removeButton_ superview] bounds].size.width +
                      [[doneButton_ superview] bounds].size.width;
   [[self window] setMinSize:NSMakeSize(minWidth,
                                        [[self window] minSize].height)];
-
-  [self adjustEditingButtons];
+  NSDictionary* columns = [NSDictionary dictionaryWithObjectsAndKeys:
+      [NSNumber numberWithInt:IDS_EXCEPTIONS_HOSTNAME_HEADER], @"hostname",
+      [NSNumber numberWithInt:IDS_EXCEPTIONS_ACTION_HEADER], @"action",
+      nil];
+  [arrayController_ bindToTableModel:model_.get()
+                         withColumns:columns
+                    groupTitleColumn:@"hostname"];
 }
 
 - (void)setMinWidth:(CGFloat)minWidth {
   NSWindow* window = [self window];
   [window setMinSize:NSMakeSize(minWidth, [window minSize].height)];
   if ([window frame].size.width < minWidth) {
     NSRect frame = [window frame];
     frame.size.width = minWidth;
     [window setFrame:frame display:NO];
   }
 }
 
 - (void)windowWillClose:(NSNotification*)notification {
-  // Without this, some of the unit tests fail on 10.6:
-  [tableView_ setDataSource:nil];
-
   g_exceptionWindow = nil;
   [self autorelease];
 }
 
 // Let esc close the window.
 - (void)cancel:(id)sender {
   [self closeSheet:self];
 }
 
 - (void)keyDown:(NSEvent*)event {
   NSString* chars = [event charactersIgnoringModifiers];
   if ([chars length] == 1) {
     switch ([chars characterAtIndex:0]) {
       case NSDeleteCharacter:
       case NSDeleteFunctionKey:
         // Delete deletes.
         if ([[tableView_ selectedRowIndexes] count] > 0)
-          [self removeRow:self];
+          [arrayController_ remove:event];
         return;
     }
   }
   [super keyDown:event];
 }
 
 - (void)attachSheetTo:(NSWindow*)window {
   [NSApp beginSheet:[self window]
      modalForWindow:window
       modalDelegate:self
      didEndSelector:@selector(sheetDidEnd:returnCode:contextInfo:)
         contextInfo:nil];
 }
 
 - (void)sheetDidEnd:(NSWindow*)sheet
          returnCode:(NSInteger)returnCode
         contextInfo:(void*)context {
   [sheet close];
   [sheet orderOut:self];
 }
 
 - (IBAction)closeSheet:(id)sender {
   [NSApp endSheet:[self window]];
 }
 
-- (IBAction)removeRow:(id)sender {
-  RemoveRowsTableModel::Rows rows;
-  [self selectedRows:&rows];
-  model_->RemoveRows(rows);
-}
-
-- (IBAction)removeAll:(id)sender {
-  model_->RemoveAll();
-}
-
-// Table View Data Source -----------------------------------------------------
-
-- (NSInteger)numberOfRowsInTableView:(NSTableView*)table {
-  return model_->RowCount();
-}
-
-- (id)tableView:(NSTableView*)tv
-    objectValueForTableColumn:(NSTableColumn*)tableColumn
-                          row:(NSInteger)row {
-  NSObject* result = nil;
-  NSString* identifier = [tableColumn identifier];
-  if ([identifier isEqualToString:@"hostname"]) {
-    std::wstring host = model_->GetText(row, IDS_EXCEPTIONS_HOSTNAME_HEADER);
-    result = base::SysWideToNSString(host);
-  } else if ([identifier isEqualToString:@"action"]) {
-    std::wstring action = model_->GetText(row, IDS_EXCEPTIONS_ACTION_HEADER);
-    result = base::SysWideToNSString(action);
-  } else {
-    NOTREACHED();
-  }
-  return result;
-}
-
-// Table View Delegate --------------------------------------------------------
-
-// When the selection in the table view changes, we need to adjust buttons.
-- (void)tableViewSelectionDidChange:(NSNotification*)notification {
-  [self adjustEditingButtons];
-}
-
-// Private --------------------------------------------------------------------
-
-// Returns the selected rows.
-- (void)selectedRows:(RemoveRowsTableModel::Rows*)rows {
-  NSIndexSet* selection = [tableView_ selectedRowIndexes];
-  for (NSUInteger index = [selection lastIndex]; index != NSNotFound;
-       index = [selection indexLessThanIndex:index])
-    rows->insert(index);
-}
-
-// This method appropriately sets the enabled states on the table's editing
-// buttons.
-- (void)adjustEditingButtons {
-  RemoveRowsTableModel::Rows rows;
-  [self selectedRows:&rows];
-  [removeButton_ setEnabled:model_->CanRemoveRows(rows)];
-  [removeAllButton_ setEnabled:([tableView_ numberOfRows] > 0)];
-}
-
-- (void)modelDidChange {
-  [tableView_ reloadData];
-  [self adjustEditingButtons];
-}
 
 @end