chrome/browser/ui/cocoa/autofill/autofill_popup_view_bridge.mm

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #import <Cocoa/Cocoa.h>
   6
   7 #include "chrome/browser/ui/cocoa/autofill/autofill_popup_view_bridge.h"
   8
   9 #include "base/logging.h"
  10 #include "chrome/browser/ui/autofill/autofill_popup_controller.h"
  11 #import "chrome/browser/ui/cocoa/autofill/autofill_popup_view_cocoa.h"
  12 #include "ui/base/cocoa/window_size_constants.h"
  13 #include "ui/gfx/rect.h"
  14
  15 namespace autofill {
  16
  17 AutofillPopupViewBridge::AutofillPopupViewBridge(
  18     AutofillPopupController* controller)
  19     : controller_(controller) {
  20   window_ =
  21       [[NSWindow alloc] initWithContentRect:ui::kWindowSizeDeterminedLater
  22                                   styleMask:NSBorderlessWindowMask
  23                                     backing:NSBackingStoreBuffered
  24                                       defer:YES];
  25   // Telling Cocoa that the window is opaque enables some drawing optimizations.
  26   [window_ setOpaque:YES];
  27
  28   view_ = [[[AutofillPopupViewCocoa alloc]
  29              initWithController:controller_
  30                           frame:NSZeroRect] autorelease];
  31   [window_ setContentView:view_];
  32 }
  33
  34 AutofillPopupViewBridge::~AutofillPopupViewBridge() {
  35   [view_ controllerDestroyed];
  36
  37   // Remove the child window before closing, otherwise it can mess up
  38   // display ordering.
  39   [[window_ parentWindow] removeChildWindow:window_];
  40
  41   [window_ close];
  42 }
  43
  44 void AutofillPopupViewBridge::Hide() {
  45   delete this;
  46 }
  47
  48 void AutofillPopupViewBridge::Show() {
  49   UpdateBoundsAndRedrawPopup();
  50   [[controller_->container_view() window] addChildWindow:window_
  51                                                  ordered:NSWindowAbove];
  52 }
  53
  54 void AutofillPopupViewBridge::InvalidateRow(size_t row) {
  55   NSRect dirty_rect =
  56       NSRectFromCGRect(controller_->GetRowBounds(row).ToCGRect());
  57   [view_ setNeedsDisplayInRect:dirty_rect];
  58 }
  59
  60 void AutofillPopupViewBridge::UpdateBoundsAndRedrawPopup() {
  61   NSRect frame = NSRectFromCGRect(controller_->popup_bounds().ToCGRect());
  62
  63   // Flip coordinates back into Cocoa-land.  The controller's platform-neutral
  64   // coordinate space places the origin at the top-left of the first screen,
  65   // whereas Cocoa's coordinate space expects the origin to be at the
  66   // bottom-left of this same screen.
  67   NSScreen* screen = [[NSScreen screens] objectAtIndex:0];
  68   frame.origin.y = NSMaxY([screen frame]) - NSMaxY(frame);
  69
  70   // TODO(isherman): The view should support scrolling if the popup gets too
  71   // big to fit on the screen.
  72   [window_ setFrame:frame display:YES];
  73 }
  74
  75 AutofillPopupView* AutofillPopupView::Create(
  76     AutofillPopupController* controller) {
  77   return new AutofillPopupViewBridge(controller);
  78 }
  79
  80 }  // namespace autofill