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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_WINDOW_SIZER_WINDOW_SIZER_CHROMEOS_H_
#define CHROME_BROWSER_UI_WINDOW_SIZER_WINDOW_SIZER_CHROMEOS_H_
#include <memory>
#include "chrome/browser/ui/window_sizer/window_sizer.h"
#include "ui/base/mojom/window_show_state.mojom-forward.h"
#include "ui/base/ui_base_types.h"
namespace gfx {
class Rect;
}
// Support Chrome OS platform specific window sizing and positioning.
class WindowSizerChromeOS : public WindowSizer {
public:
// The number of pixels which are kept free top, left and right when a window
// gets positioned to its default location. Visible for testing.
static const int kDesktopBorderSize = 16;
// Maximum width of a window even if there is more room on the desktop.
// Visible for testing.
static const int kMaximumWindowWidth = 1100;
WindowSizerChromeOS(std::unique_ptr<StateProvider> state_provider,
const Browser* browser);
WindowSizerChromeOS(const WindowSizerChromeOS&) = delete;
WindowSizerChromeOS& operator=(const WindowSizerChromeOS&) = delete;
~WindowSizerChromeOS() override;
// WindowSizer:
void DetermineWindowBoundsAndShowState(
const gfx::Rect& specified_bounds,
gfx::Rect* bounds,
ui::mojom::WindowShowState* show_state) override;
gfx::Rect GetDefaultWindowBounds(
const display::Display& display) const override;
private:
// Returns true if |bounds| and |show_state| have been fully determined,
// otherwise returns false (but may still affect |show_state|). If the window
// is too big to fit in the display work area then the |bounds| are adjusted
// to default bounds and the |show_state| is adjusted to SHOW_STATE_MAXIMIZED.
bool GetBrowserBounds(gfx::Rect* bounds,
ui::mojom::WindowShowState* show_state) const;
// Determines the position and size for a tabbed browser window as it gets
// created. This will be called before other standard placement logic.
// |show_state| will only be changed if it was set to SHOW_STATE_DEFAULT.
void GetTabbedBrowserBounds(gfx::Rect* bounds,
ui::mojom::WindowShowState* show_state) const;
// Determines the position and size for an app browser window as it gets
// created, basing its position on existing browser windows for the same app.
// Returns false, if no last active app browsers were found.
bool GetAppBrowserBoundsFromLastActive(
gfx::Rect* bounds,
ui::mojom::WindowShowState* show_state) const;
};
#endif // CHROME_BROWSER_UI_WINDOW_SIZER_WINDOW_SIZER_CHROMEOS_H_
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