src/chrome/browser/ui/cocoa/download/download_shelf_view.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 "chrome/browser/ui/cocoa/download/download_shelf_view.h"
   6
   7 #include "chrome/browser/themes/theme_properties.h"
   8 #include "chrome/browser/themes/theme_service.h"
   9 #import "chrome/browser/ui/cocoa/nsview_additions.h"
  10 #import "chrome/browser/ui/cocoa/tabs/tab_strip_controller.h"
  11 #import "chrome/browser/ui/cocoa/themed_window.h"
  12 #import "chrome/browser/ui/cocoa/view_id_util.h"
  13 #include "grit/theme_resources.h"
  14 #import "ui/base/cocoa/nsgraphics_context_additions.h"
  15 #include "ui/gfx/scoped_ns_graphics_context_save_gstate_mac.h"
  16
  17 @implementation DownloadShelfView
  18
  19 // For programmatic instantiations in unit tests.
  20 - (id)initWithFrame:(NSRect)frameRect {
  21   if ((self = [super initWithFrame:frameRect])) {
  22     [self setShowsDivider:NO];
  23   }
  24   return self;
  25 }
  26
  27 // For nib instantiations in production.
  28 - (id)initWithCoder:(NSCoder*)decoder {
  29   if ((self = [super initWithCoder:decoder])) {
  30     [self setShowsDivider:NO];
  31   }
  32   return self;
  33 }
  34
  35 - (NSColor*)strokeColor {
  36   BOOL isActive = [[self window] isMainWindow];
  37   ui::ThemeProvider* themeProvider = [[self window] themeProvider];
  38   return themeProvider ? themeProvider->GetNSColor(
  39       isActive ? ThemeProperties::COLOR_TOOLBAR_STROKE :
  40                  ThemeProperties::COLOR_TOOLBAR_STROKE_INACTIVE) :
  41       [NSColor blackColor];
  42 }
  43
  44 - (void)drawRect:(NSRect)rect {
  45   gfx::ScopedNSGraphicsContextSaveGState saveGState;
  46
  47   // We want our backgrounds for the shelf to be phased from the upper
  48   // left hand corner of the view. Offset it by tab height so that the
  49   // background matches the toolbar background.
  50   NSPoint phase = NSMakePoint(
  51       0, NSHeight([self bounds]) + [TabStripController defaultTabHeight]);
  52   [[NSGraphicsContext currentContext]
  53       cr_setPatternPhase:phase forView:[self cr_viewBeingDrawnTo]];
  54   [self drawBackgroundWithOpaque:YES];
  55
  56   // Draw top stroke
  57   [[self strokeColor] set];
  58   NSRect borderRect, contentRect;
  59   NSDivideRect([self bounds], &borderRect, &contentRect, [self cr_lineWidth],
  60                NSMaxYEdge);
  61   NSRectFillUsingOperation(borderRect, NSCompositeSourceOver);
  62
  63   // Draw the top highlight
  64   ThemeService* themeProvider =
  65       static_cast<ThemeService*>([[self window] themeProvider]);
  66   if (themeProvider) {
  67     int resourceName = themeProvider->UsingDefaultTheme() ?
  68         ThemeProperties::COLOR_TOOLBAR_BEZEL : ThemeProperties::COLOR_TOOLBAR;
  69     NSColor* highlightColor = themeProvider->GetNSColor(resourceName);
  70     if (highlightColor) {
  71       [highlightColor set];
  72       borderRect.origin.y -= [self cr_lineWidth];
  73       NSRectFillUsingOperation(borderRect, NSCompositeSourceOver);
  74     }
  75   }
  76 }
  77
  78 // Mouse down events on the download shelf should not allow dragging the parent
  79 // window around.
  80 - (BOOL)mouseDownCanMoveWindow {
  81   return NO;
  82 }
  83
  84 - (ViewID)viewID {
  85   return VIEW_ID_DOWNLOAD_SHELF;
  86 }
  87
  88 - (BOOL)isOpaque {
  89   return YES;
  90 }
  91
  92 @end