Remove some platform specific stuff from views.

ui/app_list/cocoa/app_list_view_controller.mm

Index: ui/app_list/cocoa/app_list_view_controller.mm
diff --git a/ui/app_list/cocoa/app_list_view_controller.mm b/ui/app_list/cocoa/app_list_view_controller.mm
deleted file mode 100644
index f4de6a16e4113d25609a782eecd538bb7386d988..0000000000000000000000000000000000000000
--- a/ui/app_list/cocoa/app_list_view_controller.mm
+++ /dev/null
@@ -1,372 +0,0 @@
-// Copyright 2013 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 "ui/app_list/cocoa/app_list_view_controller.h"
-
-#include "base/mac/foundation_util.h"
-#include "base/mac/mac_util.h"
-#include "base/strings/string_util.h"
-#include "base/strings/sys_string_conversions.h"
-#include "skia/ext/skia_utils_mac.h"
-#include "ui/app_list/app_list_constants.h"
-#include "ui/app_list/app_list_model.h"
-#include "ui/app_list/app_list_view_delegate.h"
-#include "ui/app_list/app_list_view_delegate_observer.h"
-#import "ui/app_list/cocoa/app_list_pager_view.h"
-#import "ui/app_list/cocoa/apps_grid_controller.h"
-#import "ui/base/cocoa/flipped_view.h"
-#include "ui/app_list/search_box_model.h"
-#include "ui/gfx/scoped_ns_graphics_context_save_gstate_mac.h"
-
-namespace {
-
-// The roundedness of the corners of the bubble.
-const CGFloat kBubbleCornerRadius = 3;
-
-// Height of the pager.
-const CGFloat kPagerPreferredHeight = 57;
-
-// Height of separator line drawn between the searchbox and grid view.
-const CGFloat kTopSeparatorSize = 1;
-
-// Height of the search input.
-const CGFloat kSearchInputHeight = 48;
-
-// Minimum margin on either side of the pager. If the pager grows beyond this,
-// the segment size is reduced.
-const CGFloat kMinPagerMargin = 40;
-// Maximum width of a single segment.
-const CGFloat kMaxSegmentWidth = 80;
-
-// Duration of the animation for sliding in and out search results.
-const NSTimeInterval kResultsAnimationDuration = 0.2;
-
-}  // namespace
-
-@interface BackgroundView : FlippedView;
-@end
-
-@implementation BackgroundView
-
-- (void)drawRect:(NSRect)dirtyRect {
-  gfx::ScopedNSGraphicsContextSaveGState context;
-  NSRect boundsRect = [self bounds];
-  NSRect searchAreaRect = NSMakeRect(0, 0,
-                                     NSWidth(boundsRect), kSearchInputHeight);
-  NSRect separatorRect = NSMakeRect(0, NSMaxY(searchAreaRect),
-                                    NSWidth(boundsRect), kTopSeparatorSize);
-
-  [[NSBezierPath bezierPathWithRoundedRect:boundsRect
-                                   xRadius:kBubbleCornerRadius
-                                   yRadius:kBubbleCornerRadius] addClip];
-
-  [gfx::SkColorToSRGBNSColor(app_list::kContentsBackgroundColor) set];
-  NSRectFill(boundsRect);
-  [gfx::SkColorToSRGBNSColor(app_list::kSearchBoxBackground) set];
-  NSRectFill(searchAreaRect);
-  [gfx::SkColorToSRGBNSColor(app_list::kTopSeparatorColor) set];
-  NSRectFill(separatorRect);
-}
-
-@end
-
-@interface AppListViewController ()
-
-- (void)loadAndSetView;
-- (void)revealSearchResults:(BOOL)show;
-
-@end
-
-namespace app_list {
-
-class AppListModelObserverBridge : public AppListViewDelegateObserver {
- public:
-  AppListModelObserverBridge(AppListViewController* parent);
-  ~AppListModelObserverBridge() override;
-
- private:
-  // Overridden from app_list::AppListViewDelegateObserver:
-  void OnProfilesChanged() override;
-  void OnShutdown() override;
-
-  AppListViewController* parent_;  // Weak. Owns us.
-
-  DISALLOW_COPY_AND_ASSIGN(AppListModelObserverBridge);
-};
-
-AppListModelObserverBridge::AppListModelObserverBridge(
-    AppListViewController* parent)
-    : parent_(parent) {
-  [parent_ delegate]->AddObserver(this);
-}
-
-AppListModelObserverBridge::~AppListModelObserverBridge() {
-  [parent_ delegate]->RemoveObserver(this);
-}
-
-void AppListModelObserverBridge::OnProfilesChanged() {
-  [parent_ onProfilesChanged];
-}
-
-void AppListModelObserverBridge::OnShutdown() {
-  [parent_ setDelegate:nil];
-}
-
-}  // namespace app_list
-
-@implementation AppListViewController
-
-- (id)init {
-  if ((self = [super init])) {
-    appsGridController_.reset([[AppsGridController alloc] init]);
-    [self loadAndSetView];
-
-    [self totalPagesChanged];
-    [self selectedPageChanged:0];
-    [appsGridController_ setPaginationObserver:self];
-  }
-  return self;
-}
-
-- (void)dealloc {
-  // Ensure that setDelegate(NULL) has been called before destruction, because
-  // dealloc can be called at odd times, and Objective C destruction order does
-  // not properly tear down these dependencies.
-  DCHECK(delegate_ == NULL);
-  [appsGridController_ setPaginationObserver:nil];
-  [super dealloc];
-}
-
-- (AppsSearchBoxController*)searchBoxController {
-  return appsSearchBoxController_;
-}
-
-- (BOOL)showingSearchResults {
-  return showingSearchResults_;
-}
-
-- (AppsGridController*)appsGridController {
-  return appsGridController_;
-}
-
-- (NSSegmentedControl*)pagerControl {
-  return pagerControl_;
-}
-
-- (NSView*)backgroundView {
-  return backgroundView_;
-}
-
-- (app_list::AppListViewDelegate*)delegate {
-  return delegate_;
-}
-
-- (void)setDelegate:(app_list::AppListViewDelegate*)newDelegate {
-  if (delegate_) {
-    // Ensure the search box is cleared when switching profiles.
-    if ([self searchBoxModel])
-      [self searchBoxModel]->SetText(base::string16());
-
-    // First clean up, in reverse order.
-    app_list_model_observer_bridge_.reset();
-    [appsSearchResultsController_ setDelegate:nil];
-    [appsSearchBoxController_ setDelegate:nil];
-    [appsGridController_ setDelegate:nil];
-  }
-  delegate_ = newDelegate;
-  if (delegate_) {
-    [loadingIndicator_ stopAnimation:self];
-  } else {
-    [loadingIndicator_ startAnimation:self];
-    return;
-  }
-
-  [appsGridController_ setDelegate:delegate_];
-  [appsSearchBoxController_ setDelegate:self];
-  [appsSearchResultsController_ setDelegate:self];
-  app_list_model_observer_bridge_.reset(
-      new app_list::AppListModelObserverBridge(self));
-  [self onProfilesChanged];
-}
-
--(void)loadAndSetView {
-  pagerControl_.reset([[AppListPagerView alloc] init]);
-  [pagerControl_ setTarget:appsGridController_];
-  [pagerControl_ setAction:@selector(onPagerClicked:)];
-
-  NSRect gridFrame = [[appsGridController_ view] frame];
-  NSRect contentsRect = NSMakeRect(0, kSearchInputHeight + kTopSeparatorSize,
-      NSWidth(gridFrame), NSHeight(gridFrame) + kPagerPreferredHeight -
-          [AppsGridController scrollerPadding]);
-
-  contentsView_.reset([[FlippedView alloc] initWithFrame:contentsRect]);
-
-  // The contents view contains animations both from an NSCollectionView and the
-  // app list's own transitive drag layers. On Mavericks, the subviews need to
-  // have access to a compositing layer they can share. Otherwise the compositor
-  // makes tearing artifacts. However, doing this on Mountain Lion or earler
-  // results in flickering whilst an item is installing.
-  if (base::mac::IsOSMavericksOrLater())
-    [contentsView_ setWantsLayer:YES];
-
-  backgroundView_.reset(
-      [[BackgroundView alloc] initWithFrame:
-              NSMakeRect(0, 0, NSMaxX(contentsRect), NSMaxY(contentsRect))]);
-  appsSearchBoxController_.reset(
-      [[AppsSearchBoxController alloc] initWithFrame:
-          NSMakeRect(0, 0, NSWidth(contentsRect), kSearchInputHeight)]);
-  appsSearchResultsController_.reset(
-      [[AppsSearchResultsController alloc] initWithAppsSearchResultsFrameSize:
-          [contentsView_ bounds].size]);
-  base::scoped_nsobject<NSView> containerView(
-      [[NSView alloc] initWithFrame:[backgroundView_ frame]]);
-
-  loadingIndicator_.reset(
-      [[NSProgressIndicator alloc] initWithFrame:NSZeroRect]);
-  [loadingIndicator_ setStyle:NSProgressIndicatorSpinningStyle];
-  [loadingIndicator_ sizeToFit];
-  NSRect indicatorRect = [loadingIndicator_ frame];
-  indicatorRect.origin.x = NSWidth(contentsRect) / 2 - NSMidX(indicatorRect);
-  indicatorRect.origin.y = NSHeight(contentsRect) / 2 - NSMidY(indicatorRect);
-  [loadingIndicator_ setFrame:indicatorRect];
-  [loadingIndicator_ setDisplayedWhenStopped:NO];
-  [loadingIndicator_ startAnimation:self];
-
-  [contentsView_ addSubview:[appsGridController_ view]];
-  [contentsView_ addSubview:pagerControl_];
-  [contentsView_ addSubview:loadingIndicator_];
-  [backgroundView_ addSubview:contentsView_];
-  [backgroundView_ addSubview:[appsSearchResultsController_ view]];
-  [backgroundView_ addSubview:[appsSearchBoxController_ view]];
-  [containerView addSubview:backgroundView_];
-  [self setView:containerView];
-}
-
-- (void)revealSearchResults:(BOOL)show {
-  if (show == showingSearchResults_)
-    return;
-
-  showingSearchResults_ = show;
-  NSSize contentsSize = [contentsView_ frame].size;
-  NSRect resultsTargetRect = NSMakeRect(
-      0, kSearchInputHeight + kTopSeparatorSize,
-      contentsSize.width, contentsSize.height);
-  NSRect contentsTargetRect = resultsTargetRect;
-
-  // Shows results by sliding the grid and pager down to the bottom of the view.
-  // Hides results by collapsing the search results container to a height of 0.
-  if (show)
-    contentsTargetRect.origin.y += NSHeight(contentsTargetRect);
-  else
-    resultsTargetRect.size.height = 0;
-
-  [[NSAnimationContext currentContext] setDuration:kResultsAnimationDuration];
-  [[contentsView_ animator] setFrame:contentsTargetRect];
-  [[[appsSearchResultsController_ view] animator] setFrame:resultsTargetRect];
-}
-
-- (void)totalPagesChanged {
-  size_t pageCount = [appsGridController_ pageCount];
-  [pagerControl_ setSegmentCount:pageCount];
-
-  NSRect viewFrame = [[pagerControl_ superview] bounds];
-  CGFloat segmentWidth = std::min(
-      kMaxSegmentWidth,
-      (viewFrame.size.width - 2 * kMinPagerMargin) / pageCount);
-
-  for (size_t i = 0; i < pageCount; ++i) {
-    [pagerControl_ setWidth:segmentWidth
-                 forSegment:i];
-    [[pagerControl_ cell] setTag:i
-                      forSegment:i];
-  }
-
-  // Center in view.
-  [pagerControl_ sizeToFit];
-  [pagerControl_ setFrame:
-      NSMakeRect(NSMidX(viewFrame) - NSMidX([pagerControl_ bounds]),
-                 viewFrame.size.height - kPagerPreferredHeight,
-                 [pagerControl_ bounds].size.width,
-                 kPagerPreferredHeight)];
-}
-
-- (void)selectedPageChanged:(int)newSelected {
-  [pagerControl_ selectSegmentWithTag:newSelected];
-}
-
-- (void)pageVisibilityChanged {
-  [pagerControl_ setNeedsDisplay:YES];
-}
-
-- (NSInteger)pagerSegmentAtLocation:(NSPoint)locationInWindow {
-  return [pagerControl_ findAndHighlightSegmentAtLocation:locationInWindow];
-}
-
-- (app_list::SearchBoxModel*)searchBoxModel {
-  app_list::AppListModel* appListModel = [appsGridController_ model];
-  return appListModel ? appListModel->search_box() : NULL;
-}
-
-- (app_list::AppListViewDelegate*)appListDelegate {
-  return [self delegate];
-}
-
-- (BOOL)control:(NSControl*)control
-               textView:(NSTextView*)textView
-    doCommandBySelector:(SEL)command {
-  if (showingSearchResults_)
-    return [appsSearchResultsController_ handleCommandBySelector:command];
-
-  // If anything has been written, let the search view handle it.
-  if ([[control stringValue] length] > 0)
-    return NO;
-
-  // Handle escape.
-  if (command == @selector(complete:) ||
-      command == @selector(cancel:) ||
-      command == @selector(cancelOperation:)) {
-    if (delegate_)
-      delegate_->Dismiss();
-    return YES;
-  }
-
-  // Possibly handle grid navigation.
-  return [appsGridController_ handleCommandBySelector:command];
-}
-
-- (void)modelTextDidChange {
-  app_list::SearchBoxModel* searchBoxModel = [self searchBoxModel];
-  if (!searchBoxModel || !delegate_)
-    return;
-
-  base::string16 query;
-  base::TrimWhitespace(searchBoxModel->text(), base::TRIM_ALL, &query);
-  BOOL shouldShowSearch = !query.empty();
-  [self revealSearchResults:shouldShowSearch];
-  if (shouldShowSearch)
-    delegate_->StartSearch();
-  else
-    delegate_->StopSearch();
-}
-
-- (app_list::AppListModel*)appListModel {
-  return [appsGridController_ model];
-}
-
-- (void)openResult:(app_list::SearchResult*)result {
-  if (delegate_) {
-    delegate_->OpenSearchResult(
-        result, false /* auto_launch */, 0 /* event flags */);
-  }
-}
-
-- (void)redoSearch {
-  [self modelTextDidChange];
-}
-
-- (void)onProfilesChanged {
-  [appsSearchBoxController_ rebuildMenu];
-}
-
-@end