Index: ash/common/wm/workspace/workspace_window_resizer.h |
diff --git a/ash/common/wm/workspace/workspace_window_resizer.h b/ash/common/wm/workspace/workspace_window_resizer.h |
deleted file mode 100644 |
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-// 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 ASH_COMMON_WM_WORKSPACE_WORKSPACE_WINDOW_RESIZER_H_ |
-#define ASH_COMMON_WM_WORKSPACE_WORKSPACE_WINDOW_RESIZER_H_ |
- |
-#include <stdint.h> |
- |
-#include <memory> |
-#include <vector> |
- |
-#include "ash/common/wm/window_resizer.h" |
-#include "ash/common/wm/workspace/magnetism_matcher.h" |
-#include "base/compiler_specific.h" |
-#include "base/macros.h" |
-#include "base/memory/weak_ptr.h" |
-#include "ui/aura/window_tracker.h" |
- |
-namespace ash { |
-class DockedWindowLayoutManager; |
-class PhantomWindowController; |
-class TwoStepEdgeCycler; |
-class WindowSize; |
-class WmShell; |
- |
-namespace wm { |
-class WindowState; |
-} |
- |
-// WindowResizer implementation for workspaces. This enforces that windows are |
-// not allowed to vertically move or resize outside of the work area. As windows |
-// are moved outside the work area they are shrunk. We remember the height of |
-// the window before it was moved so that if the window is again moved up we |
-// attempt to restore the old height. |
-class ASH_EXPORT WorkspaceWindowResizer : public WindowResizer { |
- public: |
- // When dragging an attached window this is the min size we'll make sure is |
- // visible. In the vertical direction we take the max of this and that from |
- // the delegate. |
- static const int kMinOnscreenSize; |
- |
- // Min height we'll force on screen when dragging the caption. |
- // TODO: this should come from a property on the window. |
- static const int kMinOnscreenHeight; |
- |
- // Snap region when dragging close to the edges. That is, as the window gets |
- // this close to an edge of the screen it snaps to the edge. |
- static const int kScreenEdgeInset; |
- |
- // Distance in pixels that the cursor must move past an edge for a window |
- // to move or resize beyond that edge. |
- static const int kStickyDistancePixels; |
- |
- ~WorkspaceWindowResizer() override; |
- |
- static WorkspaceWindowResizer* Create( |
- wm::WindowState* window_state, |
- const std::vector<WmWindow*>& attached_windows); |
- |
- // WindowResizer: |
- void Drag(const gfx::Point& location_in_parent, int event_flags) override; |
- void CompleteDrag() override; |
- void RevertDrag() override; |
- |
- private: |
- friend class WorkspaceWindowResizerTest; |
- |
- // The edge to which the window should be snapped at the end of the drag. |
- enum SnapType { SNAP_LEFT, SNAP_RIGHT, SNAP_NONE }; |
- |
- WorkspaceWindowResizer(wm::WindowState* window_state, |
- const std::vector<WmWindow*>& attached_windows); |
- |
- // Lays out the attached windows. |bounds| is the bounds of the main window. |
- void LayoutAttachedWindows(gfx::Rect* bounds); |
- |
- // Calculates the new sizes of the attached windows, given that the main |
- // window has been resized (along the primary axis) by |delta|. |
- // |available_size| is the maximum length of the space that the attached |
- // windows are allowed to occupy (ie: the distance between the right/bottom |
- // edge of the primary window and the right/bottom of the desktop area). |
- // Populates |sizes| with the desired sizes of the attached windows, and |
- // returns the number of pixels that couldn't be allocated to the attached |
- // windows (due to min/max size constraints). |
- // Note the return value can be positive or negative, a negative value |
- // indicating that that many pixels couldn't be removed from the attached |
- // windows. |
- int CalculateAttachedSizes(int delta, |
- int available_size, |
- std::vector<int>* sizes) const; |
- |
- // Divides |amount| evenly between |sizes|. If |amount| is negative it |
- // indicates how many pixels |sizes| should be shrunk by. |
- // Returns how many pixels failed to be allocated/removed from |sizes|. |
- int GrowFairly(int amount, std::vector<WindowSize>* sizes) const; |
- |
- // Calculate the ratio of pixels that each WindowSize in |sizes| should |
- // receive when growing or shrinking. |
- void CalculateGrowthRatios(const std::vector<WindowSize*>& sizes, |
- std::vector<float>* out_ratios) const; |
- |
- // Adds a WindowSize to |sizes| for each attached window. |
- void CreateBucketsForAttached(std::vector<WindowSize>* sizes) const; |
- |
- // If possible snaps the window to a neary window. Updates |bounds| if there |
- // was a close enough window. |
- void MagneticallySnapToOtherWindows(gfx::Rect* bounds); |
- |
- // If possible snaps the resize to a neary window. Updates |bounds| if there |
- // was a close enough window. |
- void MagneticallySnapResizeToOtherWindows(gfx::Rect* bounds); |
- |
- // Finds the neareset window to magentically snap to. Updates |
- // |magnetism_window_| and |magnetism_edge_| appropriately. |edges| is a |
- // bitmask of the MagnetismEdges to match again. Returns true if a match is |
- // found. |
- bool UpdateMagnetismWindow(const gfx::Rect& bounds, uint32_t edges); |
- |
- // Adjusts the bounds of the window: magnetically snapping, ensuring the |
- // window has enough on screen... |snap_size| is the distance from an edge of |
- // the work area before the window is snapped. A value of 0 results in no |
- // snapping. |
- void AdjustBoundsForMainWindow(int snap_size, gfx::Rect* bounds); |
- |
- // Stick the window bounds to the work area during a move. |
- bool StickToWorkAreaOnMove(const gfx::Rect& work_area, |
- int sticky_size, |
- gfx::Rect* bounds) const; |
- |
- // Stick the window bounds to the work area during a resize. |
- void StickToWorkAreaOnResize(const gfx::Rect& work_area, |
- int sticky_size, |
- gfx::Rect* bounds) const; |
- |
- // Returns a coordinate along the primary axis. Used to share code for |
- // left/right multi window resize and top/bottom resize. |
- int PrimaryAxisSize(const gfx::Size& size) const; |
- int PrimaryAxisCoordinate(int x, int y) const; |
- |
- // Updates the bounds of the phantom window for window snapping. |
- void UpdateSnapPhantomWindow(const gfx::Point& location, |
- const gfx::Rect& bounds); |
- |
- // Restacks the windows z-order position so that one of the windows is at the |
- // top of the z-order, and the rest directly underneath it. |
- void RestackWindows(); |
- |
- // Returns the edge to which the window should be snapped to if the user does |
- // no more dragging. SNAP_NONE is returned if the window should not be |
- // snapped. |
- SnapType GetSnapType(const gfx::Point& location) const; |
- |
- // Returns true if |bounds_in_parent| are valid bounds for snapped state type |
- // |snapped_type|. |
- bool AreBoundsValidSnappedBounds(wm::WindowStateType snapped_type, |
- const gfx::Rect& bounds_in_parent) const; |
- |
- // Docks or undocks the dragged window. |
- void SetDraggedWindowDocked(bool should_dock); |
- |
- wm::WindowState* window_state() { return window_state_; } |
- |
- const std::vector<WmWindow*> attached_windows_; |
- |
- WmShell* shell_; |
- |
- // Returns the currently used instance for test. |
- static WorkspaceWindowResizer* GetInstanceForTest(); |
- |
- bool did_lock_cursor_; |
- |
- // Set to true once Drag() is invoked and the bounds of the window change. |
- bool did_move_or_resize_; |
- |
- // True if the window initially had |bounds_changed_by_user_| set in state. |
- bool initial_bounds_changed_by_user_; |
- |
- // The initial size of each of the windows in |attached_windows_| along the |
- // primary axis. |
- std::vector<int> initial_size_; |
- |
- // Sum of the minimum sizes of the attached windows. |
- int total_min_; |
- |
- // Sum of the sizes in |initial_size_|. |
- int total_initial_size_; |
- |
- // Gives a previews of where the the window will end up. Only used if there |
- // is a grid and the caption is being dragged. |
- std::unique_ptr<PhantomWindowController> snap_phantom_window_controller_; |
- |
- // Used to determine whether the window should be snapped or docked when |
- // the user drags a window to the edge of the screen. |
- std::unique_ptr<TwoStepEdgeCycler> edge_cycler_; |
- |
- // The edge to which the window should be snapped to at the end of the drag. |
- SnapType snap_type_; |
- |
- // Number of mouse moves since the last bounds change. Only used for phantom |
- // placement to track when the mouse is moved while pushed against the edge of |
- // the screen. |
- int num_mouse_moves_since_bounds_change_; |
- |
- // The mouse location passed to Drag(). |
- gfx::Point last_mouse_location_; |
- |
- // Window the drag has magnetically attached to. |
- WmWindow* magnetism_window_; |
- |
- // Used to verify |magnetism_window_| is still valid. |
- aura::WindowTracker window_tracker_; |
- |
- // If |magnetism_window_| is non-NULL this indicates how the two windows |
- // should attach. |
- MatchedEdge magnetism_edge_; |
- |
- // Dock container window layout manager. |
- DockedWindowLayoutManager* dock_layout_; |
- |
- // Used to determine if this has been deleted during a drag such as when a tab |
- // gets dragged into another browser window. |
- base::WeakPtrFactory<WorkspaceWindowResizer> weak_ptr_factory_; |
- |
- DISALLOW_COPY_AND_ASSIGN(WorkspaceWindowResizer); |
-}; |
- |
-} // namespace ash |
- |
-#endif // ASH_COMMON_WM_WORKSPACE_WORKSPACE_WINDOW_RESIZER_H_ |