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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/keyboard/ui/keyboard_layout_manager.h"
#include "ash/keyboard/ui/keyboard_ui_controller.h"
#include "base/trace_event/trace_event.h"
#include "ui/compositor/layer_animator.h"
#include "ui/display/display.h"
#include "ui/display/screen.h"
namespace keyboard {
KeyboardLayoutManager::KeyboardLayoutManager(KeyboardUIController* controller)
: controller_(controller) {}
KeyboardLayoutManager::~KeyboardLayoutManager() = default;
// Overridden from aura::LayoutManager
void KeyboardLayoutManager::OnWindowAddedToLayout(aura::Window* child) {
// Reset the keyboard window bounds when it gets added to the keyboard
// container to ensure that its bounds are valid.
SetChildBounds(child, child->GetBoundsInRootWindow());
}
void KeyboardLayoutManager::SetChildBounds(aura::Window* child,
const gfx::Rect& requested_bounds) {
aura::Window* contents_window = controller_->GetKeyboardWindow();
if (contents_window != child) {
// Let the bounds change to go through for windows other than the virtual
// keyboard contents window. This is needed because IME candidate window is
// put in VirtualKeyboardContainer managed by this layout manager.
if (child->bounds() != requested_bounds)
SetChildBoundsDirect(child, requested_bounds);
return;
}
TRACE_EVENT0("vk", "KeyboardLayoutSetChildBounds");
// The requested bounds must be adjusted.
aura::Window* root_window = controller_->GetRootWindow();
// If the keyboard has been deactivated, this reference will be null.
if (!root_window)
return;
DisplayUtil display_util;
const display::Display& display =
display_util.GetNearestDisplayToWindow(root_window);
const gfx::Vector2d display_offset =
display.bounds().origin().OffsetFromOrigin();
const gfx::Rect new_bounds =
controller_->AdjustSetBoundsRequest(display.bounds(),
requested_bounds + display_offset) -
display_offset;
// Keyboard bounds should only be reset when the contents window bounds
// actually change. Otherwise it interrupts the initial animation of showing
// the keyboard. Described in crbug.com/356753.
gfx::Rect old_bounds = contents_window->GetTargetBounds();
if (new_bounds == old_bounds)
return;
SetChildBoundsDirect(contents_window, new_bounds);
}
} // namespace keyboard
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