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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.
#ifndef CHROME_BROWSER_COCOA_TASK_MANAGER_MAC_H_
#define CHROME_BROWSER_COCOA_TASK_MANAGER_MAC_H_
#pragma once
#import <Cocoa/Cocoa.h>
#include "base/scoped_nsobject.h"
#include "chrome/browser/cocoa/table_row_nsimage_cache.h"
#include "chrome/browser/task_manager.h"
@class WindowSizeAutosaver;
class TaskManagerMac;
// This class is responsible for loading the task manager window and for
// managing it.
@interface TaskManagerWindowController : NSWindowController {
@private
IBOutlet NSTableView* tableView_;
IBOutlet NSButton* endProcessButton_;
TaskManagerMac* taskManagerObserver_; // weak
TaskManager* taskManager_; // weak
TaskManagerModel* model_; // weak
scoped_nsobject<WindowSizeAutosaver> size_saver_;
}
// Creates and shows the task manager's window.
- (id)initWithTaskManagerObserver:(TaskManagerMac*)taskManagerObserver;
// Refreshes all data in the task manager table.
- (void)reloadData;
// Callback for "Stats for nerds" link.
- (IBAction)statsLinkClicked:(id)sender;
// Callback for "End process" button.
- (IBAction)killSelectedProcesses:(id)sender;
// Callback for double clicks on the table.
- (void)selectDoubleClickedTab:(id)sender;
@end
// This class listens to task changed events sent by chrome.
class TaskManagerMac : public TaskManagerModelObserver,
public TableRowNSImageCache::Table {
public:
TaskManagerMac();
virtual ~TaskManagerMac();
// TaskManagerModelObserver
virtual void OnModelChanged();
virtual void OnItemsChanged(int start, int length);
virtual void OnItemsAdded(int start, int length);
virtual void OnItemsRemoved(int start, int length);
// Called by the cocoa window controller when its window closes and the
// controller destroyed itself. Informs the model to stop updating.
void WindowWasClosed();
// TableRowNSImageCache::Table
virtual int RowCount() const { return model_->ResourceCount(); }
virtual SkBitmap GetIcon(int r) const { return model_->GetResourceIcon(r); }
// Creates the task manager if it doesn't exist; otherwise, it activates the
// existing task manager window.
static void Show();
// Returns the TaskManager observed by |this|.
TaskManager* task_manager() { return task_manager_; }
// Lazily converts the image at the given row and caches it in |icon_cache_|.
NSImage* GetImageForRow(int row);
private:
// The task manager.
TaskManager* const task_manager_; // weak
// Our model.
TaskManagerModel* const model_; // weak
// Controller of our window, destroys itself when the task manager window
// is closed.
TaskManagerWindowController* window_controller_; // weak
// Caches favicons for all rows. Needs to be initalized after |model_|.
TableRowNSImageCache icon_cache_;
// An open task manager window. There can only be one open at a time. This
// is reset to NULL when the window is closed.
static TaskManagerMac* instance_;
DISALLOW_COPY_AND_ASSIGN(TaskManagerMac);
};
#endif // CHROME_BROWSER_COCOA_TASK_MANAGER_MAC_H_
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