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#include <windows.h> 6 7#include "chrome/browser/platform_util.h" 8#include "chrome/browser/ui/browser_dialogs.h" 9#include "chrome/browser/ui/host_desktop.h" 10#include "chrome/browser/ui/views/color_chooser_aura.h" 11#include "chrome/browser/ui/views/color_chooser_dialog.h" 12#include "content/public/browser/color_chooser.h" 13#include "content/public/browser/render_view_host.h" 14#include "content/public/browser/render_widget_host_view.h" 15#include "content/public/browser/web_contents.h" 16#include "ui/views/color_chooser/color_chooser_listener.h" 17 18class ColorChooserWin : public content::ColorChooser, 19 public views::ColorChooserListener { 20 public: 21 static ColorChooserWin* Open(content::WebContents* web_contents, 22 SkColor initial_color); 23 24 ColorChooserWin(content::WebContents* web_contents, 25 SkColor initial_color); 26 ~ColorChooserWin(); 27 28 // content::ColorChooser overrides: 29 virtual void End() OVERRIDE; 30 virtual void SetSelectedColor(SkColor color) OVERRIDE {} 31 32 // views::ColorChooserListener overrides: 33 virtual void OnColorChosen(SkColor color); 34 virtual void OnColorChooserDialogClosed(); 35 36 private: 37 static ColorChooserWin* current_color_chooser_; 38 39 // The web contents invoking the color chooser. No ownership. because it will 40 // outlive this class. 41 content::WebContents* web_contents_; 42 43 // The color chooser dialog which maintains the native color chooser UI. 44 scoped_refptr<ColorChooserDialog> color_chooser_dialog_; 45}; 46 47ColorChooserWin* ColorChooserWin::current_color_chooser_ = NULL; 48 49ColorChooserWin* ColorChooserWin::Open(content::WebContents* web_contents, 50 SkColor initial_color) { 51 if (current_color_chooser_) 52 return NULL; 53 current_color_chooser_ = new ColorChooserWin(web_contents, initial_color); 54 return current_color_chooser_; 55} 56 57ColorChooserWin::ColorChooserWin(content::WebContents* web_contents, 58 SkColor initial_color) 59 : web_contents_(web_contents) { 60 gfx::NativeWindow owning_window = platform_util::GetTopLevel( 61 web_contents->GetRenderViewHost()->GetView()->GetNativeView()); 62 color_chooser_dialog_ = new ColorChooserDialog(this, 63 initial_color, 64 owning_window); 65} 66 67ColorChooserWin::~ColorChooserWin() { 68 // Always call End() before destroying. 69 DCHECK(!color_chooser_dialog_); 70} 71 72void ColorChooserWin::End() { 73 // The ColorChooserDialog's listener is going away. Ideally we'd 74 // programmatically close the dialog at this point. Since that's impossible, 75 // we instead tell the dialog its listener is going away, so that the dialog 76 // doesn't try to communicate with a destroyed listener later. (We also tell 77 // the renderer the dialog is closed, since from the renderer's perspective 78 // it effectively is.) 79 OnColorChooserDialogClosed(); 80} 81 82void ColorChooserWin::OnColorChosen(SkColor color) { 83 if (web_contents_) 84 web_contents_->DidChooseColorInColorChooser(color); 85} 86 87void ColorChooserWin::OnColorChooserDialogClosed() { 88 if (color_chooser_dialog_.get()) { 89 color_chooser_dialog_->ListenerDestroyed(); 90 color_chooser_dialog_ = NULL; 91 } 92 DCHECK(current_color_chooser_ == this); 93 current_color_chooser_ = NULL; 94 if (web_contents_) 95 web_contents_->DidEndColorChooser(); 96} 97 98namespace chrome { 99 100content::ColorChooser* ShowColorChooser(content::WebContents* web_contents, 101 SkColor initial_color) { 102 gfx::NativeView native_view = web_contents->GetNativeView(); 103 if (GetHostDesktopTypeForNativeView(native_view) == HOST_DESKTOP_TYPE_ASH) 104 return ColorChooserAura::Open(web_contents, initial_color); 105 106 return ColorChooserWin::Open(web_contents, initial_color); 107} 108 109} // namespace chrome 110