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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 "ui/app_list/views/app_list_item_view.h" | 5 #include "ui/app_list/views/app_list_item_view.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "base/strings/utf_string_conversions.h" | 9 #include "base/strings/utf_string_conversions.h" |
10 #include "build/build_config.h" | 10 #include "build/build_config.h" |
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42 namespace { | 42 namespace { |
43 | 43 |
44 const int kTopPadding = 18; | 44 const int kTopPadding = 18; |
45 const int kIconTitleSpacing = 6; | 45 const int kIconTitleSpacing = 6; |
46 | 46 |
47 // Radius of the folder dropping preview circle. | 47 // Radius of the folder dropping preview circle. |
48 const int kFolderPreviewRadius = 40; | 48 const int kFolderPreviewRadius = 40; |
49 | 49 |
50 const int kLeftRightPaddingChars = 1; | 50 const int kLeftRightPaddingChars = 1; |
51 | 51 |
52 #if !defined(OS_WIN) | |
53 // Scale to transform the icon when a drag starts. | |
54 const float kDraggingIconScale = 1.5f; | |
55 #endif | |
56 | |
57 // Delay in milliseconds of when the dragging UI should be shown for mouse drag. | 52 // Delay in milliseconds of when the dragging UI should be shown for mouse drag. |
58 const int kMouseDragUIDelayInMs = 200; | 53 const int kMouseDragUIDelayInMs = 200; |
59 | 54 |
60 gfx::FontList GetFontList() { | 55 gfx::FontList GetFontList() { |
61 ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance(); | 56 ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance(); |
62 const gfx::FontList& font_list = rb.GetFontList(kItemTextFontStyle); | 57 const gfx::FontList& font_list = rb.GetFontList(kItemTextFontStyle); |
63 // The font is different on each platform. The font size is adjusted on some | 58 // The font is different on each platform. The font size is adjusted on some |
64 // platforms to keep a consistent look. | 59 // platforms to keep a consistent look. |
65 #if defined(OS_LINUX) && !defined(OS_CHROMEOS) | 60 #if defined(OS_LINUX) && !defined(OS_CHROMEOS) |
66 // Reducing the font size by 2 makes it the same as the Windows font size. | 61 // Reducing the font size by 2 makes it the same as the Windows font size. |
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154 title_->SetVisible(!is_installing_); | 149 title_->SetVisible(!is_installing_); |
155 progress_bar_->SetVisible(is_installing_); | 150 progress_bar_->SetVisible(is_installing_); |
156 break; | 151 break; |
157 case UI_STATE_DRAGGING: | 152 case UI_STATE_DRAGGING: |
158 title_->SetVisible(false); | 153 title_->SetVisible(false); |
159 progress_bar_->SetVisible(false); | 154 progress_bar_->SetVisible(false); |
160 break; | 155 break; |
161 case UI_STATE_DROPPING_IN_FOLDER: | 156 case UI_STATE_DROPPING_IN_FOLDER: |
162 break; | 157 break; |
163 } | 158 } |
164 #if !defined(OS_WIN) | |
165 ui::ScopedLayerAnimationSettings settings(layer()->GetAnimator()); | |
166 switch (ui_state_) { | |
167 case UI_STATE_NORMAL: | |
168 layer()->SetTransform(gfx::Transform()); | |
169 break; | |
170 case UI_STATE_DRAGGING: { | |
171 const gfx::Rect bounds(layer()->bounds().size()); | |
172 layer()->SetTransform(gfx::GetScaleTransform( | |
173 bounds.CenterPoint(), | |
174 kDraggingIconScale)); | |
175 break; | |
176 } | |
177 case UI_STATE_DROPPING_IN_FOLDER: | |
178 break; | |
179 } | |
180 #endif // !OS_WIN | |
181 | 159 |
182 SetTitleSubpixelAA(); | 160 SetTitleSubpixelAA(); |
183 SchedulePaint(); | 161 SchedulePaint(); |
184 } | 162 } |
185 | 163 |
186 void AppListItemView::SetTouchDragging(bool touch_dragging) { | 164 void AppListItemView::SetTouchDragging(bool touch_dragging) { |
187 if (touch_dragging_ == touch_dragging) | 165 if (touch_dragging_ == touch_dragging) |
188 return; | 166 return; |
189 | 167 |
190 touch_dragging_ = touch_dragging; | 168 touch_dragging_ = touch_dragging; |
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402 return false; | 380 return false; |
403 | 381 |
404 return CustomButton::OnKeyPressed(event); | 382 return CustomButton::OnKeyPressed(event); |
405 } | 383 } |
406 | 384 |
407 void AppListItemView::OnMouseReleased(const ui::MouseEvent& event) { | 385 void AppListItemView::OnMouseReleased(const ui::MouseEvent& event) { |
408 CustomButton::OnMouseReleased(event); | 386 CustomButton::OnMouseReleased(event); |
409 apps_grid_view_->EndDrag(false); | 387 apps_grid_view_->EndDrag(false); |
410 } | 388 } |
411 | 389 |
412 void AppListItemView::OnMouseCaptureLost() { | |
413 // We don't cancel the dag on mouse capture lost for windows as entering a | |
414 // synchronous drag causes mouse capture to be lost and pressing escape | |
415 // dismisses the app list anyway. | |
416 #if !defined(OS_WIN) | |
417 CustomButton::OnMouseCaptureLost(); | |
418 apps_grid_view_->EndDrag(true); | |
419 #endif | |
420 } | |
421 | |
422 bool AppListItemView::OnMouseDragged(const ui::MouseEvent& event) { | 390 bool AppListItemView::OnMouseDragged(const ui::MouseEvent& event) { |
423 CustomButton::OnMouseDragged(event); | 391 CustomButton::OnMouseDragged(event); |
424 if (apps_grid_view_->IsDraggedView(this)) { | 392 if (apps_grid_view_->IsDraggedView(this)) { |
425 // If the drag is no longer happening, it could be because this item | 393 // If the drag is no longer happening, it could be because this item |
426 // got removed, in which case this item has been destroyed. So, bail out | 394 // got removed, in which case this item has been destroyed. So, bail out |
427 // now as there will be nothing else to do anyway as | 395 // now as there will be nothing else to do anyway as |
428 // apps_grid_view_->dragging() will be false. | 396 // apps_grid_view_->dragging() will be false. |
429 if (!apps_grid_view_->UpdateDragFromItem(AppsGridView::MOUSE, event)) | 397 if (!apps_grid_view_->UpdateDragFromItem(AppsGridView::MOUSE, event)) |
430 return true; | 398 return true; |
431 } | 399 } |
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572 SetItemPercentDownloaded(item_weak_->percent_downloaded()); | 540 SetItemPercentDownloaded(item_weak_->percent_downloaded()); |
573 } | 541 } |
574 | 542 |
575 void AppListItemView::ItemBeingDestroyed() { | 543 void AppListItemView::ItemBeingDestroyed() { |
576 DCHECK(item_weak_); | 544 DCHECK(item_weak_); |
577 item_weak_->RemoveObserver(this); | 545 item_weak_->RemoveObserver(this); |
578 item_weak_ = NULL; | 546 item_weak_ = NULL; |
579 } | 547 } |
580 | 548 |
581 } // namespace app_list | 549 } // namespace app_list |
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