| // Copyright (c) 2012 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. |
| |
| #ifndef CHROME_BROWSER_UI_VIEWS_COLOR_CHOOSER_DIALOG_H_ |
| #define CHROME_BROWSER_UI_VIEWS_COLOR_CHOOSER_DIALOG_H_ |
| |
| #include <memory> |
| |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "chrome/browser/ui/views/color_chooser_dialog.h" |
| #include "third_party/skia/include/core/SkColor.h" |
| #include "ui/shell_dialogs/base_shell_dialog.h" |
| #include "ui/shell_dialogs/base_shell_dialog_win.h" |
| |
| namespace views { |
| class ColorChooserListener; |
| } |
| |
| class ColorChooserDialog |
| : public base::RefCountedThreadSafe<ColorChooserDialog>, |
| public ui::BaseShellDialog, |
| public ui::BaseShellDialogImpl { |
| public: |
| explicit ColorChooserDialog(views::ColorChooserListener* listener); |
| |
| void Open(SkColor initial_color, gfx::NativeWindow owning_window); |
| |
| // BaseShellDialog: |
| bool IsRunning(gfx::NativeWindow owning_window) const override; |
| void ListenerDestroyed() override; |
| |
| private: |
| friend class base::RefCountedThreadSafe<ColorChooserDialog>; |
| ~ColorChooserDialog() override; |
| |
| // Called on the dialog thread to show the actual color chooser. This is |
| // shown modal to |run_state->owner|. Once it's closed, calls back to |
| // DidCloseDialog() on the UI thread. |
| void ExecuteOpen(SkColor color, std::unique_ptr<RunState> run_state); |
| |
| // Called on the UI thread when a color chooser is closed. |chose_color| is |
| // true if the user actually chose a color, in which case |color| is the |
| // chosen color. Calls back to the |listener_| (if applicable) to notify it |
| // of the results, and copies the modified array of |custom_colors_| back to |
| // |g_custom_colors| so future dialogs will see the changes. |
| void DidCloseDialog(bool chose_color, |
| SkColor color, |
| std::unique_ptr<RunState> run_state); |
| |
| // Copies the array of colors in |src| to |dst|. |
| void CopyCustomColors(COLORREF*, COLORREF*); |
| |
| // The user's custom colors. Kept process-wide so that they can be persisted |
| // from one dialog invocation to the next. |
| static COLORREF g_custom_colors[16]; |
| |
| // A copy of the custom colors for the current dialog to display and modify. |
| // This allows us to safely access the colors even if multiple windows are |
| // simultaneously showing color choosers (which would cause thread safety |
| // problems if we gave them direct handles to |g_custom_colors|). |
| COLORREF custom_colors_[16]; |
| |
| // The listener to notify when the user closes the dialog. This may be set to |
| // NULL before the color chooser is closed, signalling that the listener no |
| // longer cares about the outcome. |
| views::ColorChooserListener* listener_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ColorChooserDialog); |
| }; |
| |
| #endif // CHROME_BROWSER_UI_VIEWS_COLOR_CHOOSER_DIALOG_H_ |