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.
7 #include "chrome/browser/platform_util.h"
8 #include "chrome/browser/ui/browser_dialogs.h"
9 #include "chrome/browser/ui/views/color_chooser_dialog.h"
10 #include "content/public/browser/color_chooser.h"
11 #include "content/public/browser/render_view_host.h"
12 #include "content/public/browser/render_widget_host_view.h"
13 #include "content/public/browser/web_contents.h"
14 #include "ui/views/color_chooser/color_chooser_listener.h"
16 class ColorChooserWin : public content::ColorChooser,
17 public views::ColorChooserListener {
19 static ColorChooserWin* Open(content::WebContents* web_contents,
20 SkColor initial_color);
22 ColorChooserWin(content::WebContents* web_contents,
23 SkColor initial_color);
26 // content::ColorChooser overrides:
27 virtual void End() OVERRIDE;
28 virtual void SetSelectedColor(SkColor color) OVERRIDE {}
30 // views::ColorChooserListener overrides:
31 virtual void OnColorChosen(SkColor color);
32 virtual void OnColorChooserDialogClosed();
35 static ColorChooserWin* current_color_chooser_;
37 // The web contents invoking the color chooser. No ownership. because it will
38 // outlive this class.
39 content::WebContents* web_contents_;
41 // The color chooser dialog which maintains the native color chooser UI.
42 scoped_refptr<ColorChooserDialog> color_chooser_dialog_;
45 ColorChooserWin* ColorChooserWin::current_color_chooser_ = NULL;
47 ColorChooserWin* ColorChooserWin::Open(content::WebContents* web_contents,
48 SkColor initial_color) {
49 if (!current_color_chooser_)
50 current_color_chooser_ = new ColorChooserWin(web_contents, initial_color);
51 return current_color_chooser_;
54 ColorChooserWin::ColorChooserWin(content::WebContents* web_contents,
55 SkColor initial_color)
56 : web_contents_(web_contents) {
57 gfx::NativeWindow owning_window = platform_util::GetTopLevel(
58 web_contents->GetRenderViewHost()->GetView()->GetNativeView());
59 color_chooser_dialog_ = new ColorChooserDialog(this,
64 ColorChooserWin::~ColorChooserWin() {
65 // Always call End() before destroying.
66 DCHECK(!color_chooser_dialog_);
69 void ColorChooserWin::End() {
70 // The ColorChooserDialog's listener is going away. Ideally we'd
71 // programmatically close the dialog at this point. Since that's impossible,
72 // we instead tell the dialog its listener is going away, so that the dialog
73 // doesn't try to communicate with a destroyed listener later. (We also tell
74 // the renderer the dialog is closed, since from the renderer's perspective
75 // it effectively is.)
76 OnColorChooserDialogClosed();
79 void ColorChooserWin::OnColorChosen(SkColor color) {
81 web_contents_->DidChooseColorInColorChooser(color);
84 void ColorChooserWin::OnColorChooserDialogClosed() {
85 if (color_chooser_dialog_.get()) {
86 color_chooser_dialog_->ListenerDestroyed();
87 color_chooser_dialog_ = NULL;
89 DCHECK(current_color_chooser_ == this);
90 current_color_chooser_ = NULL;
92 web_contents_->DidEndColorChooser();
97 content::ColorChooser* ShowColorChooser(content::WebContents* web_contents,
98 SkColor initial_color) {
99 return ColorChooserWin::Open(web_contents, initial_color);
102 } // namespace chrome