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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ash/wm/workspace/snap_sizer.h" | 5 #include "ash/wm/workspace/snap_sizer.h" |
6 | 6 |
7 #include <cmath> | 7 #include <cmath> |
8 | 8 |
9 #include "ash/ash_switches.h" | 9 #include "ash/ash_switches.h" |
10 #include "ash/screen_ash.h" | 10 #include "ash/screen_util.h" |
11 #include "ash/wm/window_resizer.h" | 11 #include "ash/wm/window_resizer.h" |
12 #include "ash/wm/window_state.h" | 12 #include "ash/wm/window_state.h" |
13 #include "ash/wm/window_util.h" | 13 #include "ash/wm/window_util.h" |
14 #include "base/command_line.h" | 14 #include "base/command_line.h" |
15 #include "ui/aura/window.h" | 15 #include "ui/aura/window.h" |
16 #include "ui/aura/window_delegate.h" | 16 #include "ui/aura/window_delegate.h" |
17 #include "ui/gfx/screen.h" | 17 #include "ui/gfx/screen.h" |
18 | 18 |
19 namespace ash { | 19 namespace ash { |
20 namespace internal { | 20 namespace internal { |
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48 // may not be in the width list generated by BuildIdealWidthList(). | 48 // may not be in the width list generated by BuildIdealWidthList(). |
49 int GetMinWidth(aura::Window* window) { | 49 int GetMinWidth(aura::Window* window) { |
50 return window->delegate() ? window->delegate()->GetMinimumSize().width() : 0; | 50 return window->delegate() ? window->delegate()->GetMinimumSize().width() : 0; |
51 } | 51 } |
52 | 52 |
53 // Returns the maximum width that |window| can be snapped to. The returned width | 53 // Returns the maximum width that |window| can be snapped to. The returned width |
54 // may not be in the width list generated by BuildIdealWidthList(). | 54 // may not be in the width list generated by BuildIdealWidthList(). |
55 // The aura::WindowDelegate's max size is ignored because | 55 // The aura::WindowDelegate's max size is ignored because |
56 // ash::wm::CanSnapWindow() returns false when a max size is specified. | 56 // ash::wm::CanSnapWindow() returns false when a max size is specified. |
57 int GetMaxWidth(aura::Window* window) { | 57 int GetMaxWidth(aura::Window* window) { |
58 gfx::Rect work_area(ScreenAsh::GetDisplayWorkAreaBoundsInParent(window)); | 58 gfx::Rect work_area(ScreenUtil::GetDisplayWorkAreaBoundsInParent(window)); |
59 return std::max(work_area.width() * kMaximumScreenPercent / 100, | 59 return std::max(work_area.width() * kMaximumScreenPercent / 100, |
60 GetMinWidth(window)); | 60 GetMinWidth(window)); |
61 } | 61 } |
62 | 62 |
63 // Returns the width that |window| should be snapped to if resizing is disabled | 63 // Returns the width that |window| should be snapped to if resizing is disabled |
64 // in the SnapSizer. | 64 // in the SnapSizer. |
65 int GetDefaultWidth(aura::Window* window) { | 65 int GetDefaultWidth(aura::Window* window) { |
66 gfx::Rect work_area(ScreenAsh::GetDisplayWorkAreaBoundsInParent(window)); | 66 gfx::Rect work_area(ScreenUtil::GetDisplayWorkAreaBoundsInParent(window)); |
67 | 67 |
68 int width = 0; | 68 int width = 0; |
69 if (!CommandLine::ForCurrentProcess()->HasSwitch( | 69 if (!CommandLine::ForCurrentProcess()->HasSwitch( |
70 switches::kAshMultipleSnapWindowWidths)) { | 70 switches::kAshMultipleSnapWindowWidths)) { |
71 width = work_area.width() / 2; | 71 width = work_area.width() / 2; |
72 } else { | 72 } else { |
73 width = std::max(kDefaultWidthSmallScreen, work_area.width() / 2); | 73 width = std::max(kDefaultWidthSmallScreen, work_area.width() / 2); |
74 } | 74 } |
75 | 75 |
76 width = std::min(width, GetMaxWidth(window)); | 76 width = std::min(width, GetMaxWidth(window)); |
77 return std::max(width, GetMinWidth(window)); | 77 return std::max(width, GetMinWidth(window)); |
78 } | 78 } |
79 | 79 |
80 // Creates the list of possible width for the current screen configuration: | 80 // Creates the list of possible width for the current screen configuration: |
81 // Returns a list with items from |kIdealWidth| which fit on the screen and | 81 // Returns a list with items from |kIdealWidth| which fit on the screen and |
82 // supplement it with the 'half of screen' size. Furthermore, add an entry for | 82 // supplement it with the 'half of screen' size. Furthermore, add an entry for |
83 // 90% of the screen size if it is smaller than the biggest value in the | 83 // 90% of the screen size if it is smaller than the biggest value in the |
84 // |kIdealWidth| list (to get a step between the values). | 84 // |kIdealWidth| list (to get a step between the values). |
85 std::vector<int> BuildIdealWidthList(aura::Window* window) { | 85 std::vector<int> BuildIdealWidthList(aura::Window* window) { |
86 if (!CommandLine::ForCurrentProcess()->HasSwitch( | 86 if (!CommandLine::ForCurrentProcess()->HasSwitch( |
87 switches::kAshMultipleSnapWindowWidths)) { | 87 switches::kAshMultipleSnapWindowWidths)) { |
88 return std::vector<int>(1u, GetDefaultWidth(window)); | 88 return std::vector<int>(1u, GetDefaultWidth(window)); |
89 } | 89 } |
90 | 90 |
91 int minimum_width = GetMinWidth(window); | 91 int minimum_width = GetMinWidth(window); |
92 int maximum_width = GetMaxWidth(window); | 92 int maximum_width = GetMaxWidth(window); |
93 | 93 |
94 gfx::Rect work_area(ScreenAsh::GetDisplayWorkAreaBoundsInParent(window)); | 94 gfx::Rect work_area(ScreenUtil::GetDisplayWorkAreaBoundsInParent(window)); |
95 int half_width = work_area.width() / 2; | 95 int half_width = work_area.width() / 2; |
96 if (half_width < minimum_width || half_width > maximum_width) | 96 if (half_width < minimum_width || half_width > maximum_width) |
97 half_width = 0; | 97 half_width = 0; |
98 | 98 |
99 std::vector<int> ideal_width_list; | 99 std::vector<int> ideal_width_list; |
100 for (size_t i = 0; i < arraysize(kIdealWidth); i++) { | 100 for (size_t i = 0; i < arraysize(kIdealWidth); i++) { |
101 if (kIdealWidth[i] >= minimum_width && kIdealWidth[i] <= maximum_width) { | 101 if (kIdealWidth[i] >= minimum_width && kIdealWidth[i] <= maximum_width) { |
102 if (i && !ideal_width_list.size() && maximum_width != kIdealWidth[i]) | 102 if (i && !ideal_width_list.size() && maximum_width != kIdealWidth[i]) |
103 ideal_width_list.push_back(maximum_width); | 103 ideal_width_list.push_back(maximum_width); |
104 if (half_width > kIdealWidth[i]) | 104 if (half_width > kIdealWidth[i]) |
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220 } | 220 } |
221 | 221 |
222 void SnapSizer::SelectDefaultSizeAndDisableResize() { | 222 void SnapSizer::SelectDefaultSizeAndDisableResize() { |
223 resize_disabled_ = true; | 223 resize_disabled_ = true; |
224 size_index_ = 0; | 224 size_index_ = 0; |
225 end_of_sequence_ = false; | 225 end_of_sequence_ = false; |
226 target_bounds_ = GetTargetBounds(); | 226 target_bounds_ = GetTargetBounds(); |
227 } | 227 } |
228 | 228 |
229 gfx::Rect SnapSizer::GetTargetBoundsForSize(size_t size_index) const { | 229 gfx::Rect SnapSizer::GetTargetBoundsForSize(size_t size_index) const { |
230 gfx::Rect work_area(ScreenAsh::GetDisplayWorkAreaBoundsInParent( | 230 gfx::Rect work_area(ScreenUtil::GetDisplayWorkAreaBoundsInParent( |
231 window_state_->window())); | 231 window_state_->window())); |
232 int y = work_area.y(); | 232 int y = work_area.y(); |
233 int max_y = work_area.bottom(); | 233 int max_y = work_area.bottom(); |
234 int width = 0; | 234 int width = 0; |
235 if (resize_disabled_) { | 235 if (resize_disabled_) { |
236 width = GetDefaultWidth(window_state_->window()); | 236 width = GetDefaultWidth(window_state_->window()); |
237 } else { | 237 } else { |
238 DCHECK(size_index < usable_width_.size()); | 238 DCHECK(size_index < usable_width_.size()); |
239 width = usable_width_[size_index]; | 239 width = usable_width_[size_index]; |
240 } | 240 } |
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276 } | 276 } |
277 num_moves_since_adjust_ = 0; | 277 num_moves_since_adjust_ = 0; |
278 last_adjust_x_ = x; | 278 last_adjust_x_ = x; |
279 } | 279 } |
280 | 280 |
281 gfx::Rect SnapSizer::GetTargetBounds() const { | 281 gfx::Rect SnapSizer::GetTargetBounds() const { |
282 return GetTargetBoundsForSize(size_index_); | 282 return GetTargetBoundsForSize(size_index_); |
283 } | 283 } |
284 | 284 |
285 bool SnapSizer::AlongEdge(int x) const { | 285 bool SnapSizer::AlongEdge(int x) const { |
286 gfx::Rect area(ScreenAsh::GetDisplayWorkAreaBoundsInParent( | 286 gfx::Rect area(ScreenUtil::GetDisplayWorkAreaBoundsInParent( |
287 window_state_->window())); | 287 window_state_->window())); |
288 return (x <= area.x()) || (x >= area.right() - 1); | 288 return (x <= area.x()) || (x >= area.right() - 1); |
289 } | 289 } |
290 | 290 |
291 } // namespace internal | 291 } // namespace internal |
292 } // namespace ash | 292 } // namespace ash |
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