blob: 41a11d36ffb61f393ce36a41895a7f446fb95b41 [file] [log] [blame]
// Copyright 2017 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.
#include "ui/gfx/geometry/point.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/keyboard/container_behavior.h"
#include "ui/keyboard/drag_descriptor.h"
#include "ui/keyboard/keyboard_export.h"
namespace keyboard {
// Margins from the bottom right corner of the screen for the default location
// of the keyboard.
constexpr int kDefaultDistanceFromScreenBottom = 20;
constexpr int kDefaultDistanceFromScreenRight = 20;
class KEYBOARD_EXPORT ContainerFloatingBehavior : public ContainerBehavior {
explicit ContainerFloatingBehavior(Delegate* delegate);
~ContainerFloatingBehavior() override;
// ContainerBehavior overrides
void DoHidingAnimation(
aura::Window* window,
::wm::ScopedHidingAnimationSettings* animation_settings) override;
void DoShowingAnimation(
aura::Window* window,
ui::ScopedLayerAnimationSettings* animation_settings) override;
void InitializeShowAnimationStartingState(aura::Window* container) override;
gfx::Rect AdjustSetBoundsRequest(
const gfx::Rect& display_bounds,
const gfx::Rect& requested_bounds_in_screen_coords) override;
bool IsOverscrollAllowed() const override;
bool IsDragHandle(const gfx::Vector2d& offset,
const gfx::Size& keyboard_size) const override;
void SavePosition(const gfx::Rect& keyboard_bounds_in_screen,
const gfx::Size& screen_size) override;
bool HandlePointerEvent(const ui::LocatedEvent& event,
const display::Display& current_display) override;
void SetCanonicalBounds(aura::Window* container,
const gfx::Rect& display_bounds) override;
mojom::ContainerType GetType() const override;
bool TextBlurHidesKeyboard() const override;
gfx::Rect GetOccludedBounds(
const gfx::Rect& visual_bounds_in_screen) const override;
bool OccludedBoundsAffectWorkspaceLayout() const override;
void SetDraggableArea(const gfx::Rect& rect) override;
// Calculate the position of the keyboard for when it is being shown.
gfx::Point GetPositionForShowingKeyboard(
const gfx::Size& keyboard_size,
const gfx::Rect& display_bounds) const;
struct KeyboardPosition {
double left_padding_allotment_ratio;
double top_padding_allotment_ratio;
// Ensures that the keyboard is neither off the screen nor overlapping an
// edge.
gfx::Rect ContainKeyboardToScreenBounds(
const gfx::Rect& keyboard_bounds_in_screen,
const gfx::Rect& display_bounds) const;
// Saves the current keyboard location for use the next time it is displayed.
void UpdateLastPoint(const gfx::Point& position);
// TODO(blakeo): cache the default_position_ on a per-display basis.
std::unique_ptr<KeyboardPosition> default_position_in_screen_;
// Current state of a cursor drag to move the keyboard, if one exists.
// Otherwise nullptr.
std::unique_ptr<const DragDescriptor> drag_descriptor_;
gfx::Rect draggable_area_ = gfx::Rect();
} // namespace keyboard