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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 { |
| (...skipping 27 matching lines...) Expand all Loading... |
| 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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