OLD | NEW |
1 /* | 1 /* |
2 * Copyright (C) 2004, 2006, 2008 Apple Inc. All rights reserved. | 2 * Copyright (C) 2004, 2006, 2008 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #include "platform/scroll/Scrollbar.h" | 26 #include "platform/scroll/Scrollbar.h" |
27 | 27 |
28 #include <algorithm> | 28 #include <algorithm> |
29 #include "platform/FrameViewBase.h" | |
30 #include "platform/PlatformChromeClient.h" | 29 #include "platform/PlatformChromeClient.h" |
31 #include "platform/geometry/FloatRect.h" | 30 #include "platform/geometry/FloatRect.h" |
32 #include "platform/graphics/paint/CullRect.h" | 31 #include "platform/graphics/paint/CullRect.h" |
33 #include "platform/scroll/ScrollAnimatorBase.h" | 32 #include "platform/scroll/ScrollAnimatorBase.h" |
34 #include "platform/scroll/ScrollableArea.h" | 33 #include "platform/scroll/ScrollableArea.h" |
| 34 #include "platform/scroll/ScrollbarParent.h" |
35 #include "platform/scroll/ScrollbarTheme.h" | 35 #include "platform/scroll/ScrollbarTheme.h" |
36 #include "public/platform/WebGestureEvent.h" | 36 #include "public/platform/WebGestureEvent.h" |
37 #include "public/platform/WebMouseEvent.h" | 37 #include "public/platform/WebMouseEvent.h" |
38 | 38 |
39 namespace blink { | 39 namespace blink { |
40 | 40 |
41 Scrollbar::Scrollbar(ScrollableArea* scrollable_area, | 41 Scrollbar::Scrollbar(ScrollableArea* scrollable_area, |
42 ScrollbarOrientation orientation, | 42 ScrollbarOrientation orientation, |
43 ScrollbarControlSize control_size, | 43 ScrollbarControlSize control_size, |
44 PlatformChromeClient* chrome_client, | 44 PlatformChromeClient* chrome_client, |
(...skipping 285 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
330 } | 330 } |
331 | 331 |
332 bool Scrollbar::GestureEvent(const WebGestureEvent& evt, | 332 bool Scrollbar::GestureEvent(const WebGestureEvent& evt, |
333 bool* should_update_capture) { | 333 bool* should_update_capture) { |
334 DCHECK(should_update_capture); | 334 DCHECK(should_update_capture); |
335 switch (evt.GetType()) { | 335 switch (evt.GetType()) { |
336 case WebInputEvent::kGestureTapDown: { | 336 case WebInputEvent::kGestureTapDown: { |
337 IntPoint position = FlooredIntPoint(evt.PositionInRootFrame()); | 337 IntPoint position = FlooredIntPoint(evt.PositionInRootFrame()); |
338 SetPressedPart(GetTheme().HitTest(*this, position)); | 338 SetPressedPart(GetTheme().HitTest(*this, position)); |
339 pressed_pos_ = Orientation() == kHorizontalScrollbar | 339 pressed_pos_ = Orientation() == kHorizontalScrollbar |
340 ? ConvertFromRootFrame(position).X() | 340 ? ConvertPointFromRootFrame(position).X() |
341 : ConvertFromRootFrame(position).Y(); | 341 : ConvertPointFromRootFrame(position).Y(); |
342 *should_update_capture = true; | 342 *should_update_capture = true; |
343 return true; | 343 return true; |
344 } | 344 } |
345 case WebInputEvent::kGestureTapCancel: | 345 case WebInputEvent::kGestureTapCancel: |
346 if (pressed_part_ != kThumbPart) | 346 if (pressed_part_ != kThumbPart) |
347 return false; | 347 return false; |
348 scroll_pos_ = pressed_pos_; | 348 scroll_pos_ = pressed_pos_; |
349 return true; | 349 return true; |
350 case WebInputEvent::kGestureScrollBegin: | 350 case WebInputEvent::kGestureScrollBegin: |
351 switch (evt.source_device) { | 351 switch (evt.source_device) { |
(...skipping 74 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
426 if (pressed_part_ == kThumbPart) { | 426 if (pressed_part_ == kThumbPart) { |
427 if (GetTheme().ShouldSnapBackToDragOrigin(*this, evt)) { | 427 if (GetTheme().ShouldSnapBackToDragOrigin(*this, evt)) { |
428 if (scrollable_area_) { | 428 if (scrollable_area_) { |
429 scrollable_area_->SetScrollOffsetSingleAxis( | 429 scrollable_area_->SetScrollOffsetSingleAxis( |
430 orientation_, | 430 orientation_, |
431 drag_origin_ + scrollable_area_->MinimumScrollOffset(orientation_), | 431 drag_origin_ + scrollable_area_->MinimumScrollOffset(orientation_), |
432 kUserScroll); | 432 kUserScroll); |
433 } | 433 } |
434 } else { | 434 } else { |
435 MoveThumb(orientation_ == kHorizontalScrollbar | 435 MoveThumb(orientation_ == kHorizontalScrollbar |
436 ? ConvertFromRootFrame(position).X() | 436 ? ConvertPointFromRootFrame(position).X() |
437 : ConvertFromRootFrame(position).Y(), | 437 : ConvertPointFromRootFrame(position).Y(), |
438 GetTheme().ShouldDragDocumentInsteadOfThumb(*this, evt)); | 438 GetTheme().ShouldDragDocumentInsteadOfThumb(*this, evt)); |
439 } | 439 } |
440 return; | 440 return; |
441 } | 441 } |
442 | 442 |
443 if (pressed_part_ != kNoPart) { | 443 if (pressed_part_ != kNoPart) { |
444 pressed_pos_ = Orientation() == kHorizontalScrollbar | 444 pressed_pos_ = Orientation() == kHorizontalScrollbar |
445 ? ConvertFromRootFrame(position).X() | 445 ? ConvertPointFromRootFrame(position).X() |
446 : ConvertFromRootFrame(position).Y(); | 446 : ConvertPointFromRootFrame(position).Y(); |
447 } | 447 } |
448 | 448 |
449 ScrollbarPart part = GetTheme().HitTest(*this, position); | 449 ScrollbarPart part = GetTheme().HitTest(*this, position); |
450 if (part != hovered_part_) { | 450 if (part != hovered_part_) { |
451 if (pressed_part_ != kNoPart) { | 451 if (pressed_part_ != kNoPart) { |
452 if (part == pressed_part_) { | 452 if (part == pressed_part_) { |
453 // The mouse is moving back over the pressed part. We | 453 // The mouse is moving back over the pressed part. We |
454 // need to start up the timer action again. | 454 // need to start up the timer action again. |
455 StartTimerIfNeeded(GetTheme().AutoscrollTimerDelay()); | 455 StartTimerIfNeeded(GetTheme().AutoscrollTimerDelay()); |
456 } else if (hovered_part_ == pressed_part_) { | 456 } else if (hovered_part_ == pressed_part_) { |
(...skipping 41 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
498 } | 498 } |
499 | 499 |
500 void Scrollbar::MouseDown(const WebMouseEvent& evt) { | 500 void Scrollbar::MouseDown(const WebMouseEvent& evt) { |
501 // Early exit for right click | 501 // Early exit for right click |
502 if (evt.button == WebPointerProperties::Button::kRight) | 502 if (evt.button == WebPointerProperties::Button::kRight) |
503 return; | 503 return; |
504 | 504 |
505 IntPoint position = FlooredIntPoint(evt.PositionInRootFrame()); | 505 IntPoint position = FlooredIntPoint(evt.PositionInRootFrame()); |
506 SetPressedPart(GetTheme().HitTest(*this, position)); | 506 SetPressedPart(GetTheme().HitTest(*this, position)); |
507 int pressed_pos = Orientation() == kHorizontalScrollbar | 507 int pressed_pos = Orientation() == kHorizontalScrollbar |
508 ? ConvertFromRootFrame(position).X() | 508 ? ConvertPointFromRootFrame(position).X() |
509 : ConvertFromRootFrame(position).Y(); | 509 : ConvertPointFromRootFrame(position).Y(); |
510 | 510 |
511 if ((pressed_part_ == kBackTrackPart || pressed_part_ == kForwardTrackPart) && | 511 if ((pressed_part_ == kBackTrackPart || pressed_part_ == kForwardTrackPart) && |
512 GetTheme().ShouldCenterOnThumb(*this, evt)) { | 512 GetTheme().ShouldCenterOnThumb(*this, evt)) { |
513 SetHoveredPart(kThumbPart); | 513 SetHoveredPart(kThumbPart); |
514 SetPressedPart(kThumbPart); | 514 SetPressedPart(kThumbPart); |
515 drag_origin_ = current_pos_; | 515 drag_origin_ = current_pos_; |
516 int thumb_len = GetTheme().ThumbLength(*this); | 516 int thumb_len = GetTheme().ThumbLength(*this); |
517 int desired_pos = pressed_pos; | 517 int desired_pos = pressed_pos; |
518 // Set the pressed position to the middle of the thumb so that when we do | 518 // Set the pressed position to the middle of the thumb so that when we do |
519 // the move, the delta will be from the current pixel position of the thumb | 519 // the move, the delta will be from the current pixel position of the thumb |
(...skipping 47 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
567 // Non-overlay scrollbars should always participate in hit testing. | 567 // Non-overlay scrollbars should always participate in hit testing. |
568 if (!IsOverlayScrollbar()) | 568 if (!IsOverlayScrollbar()) |
569 return true; | 569 return true; |
570 return !scrollable_area_->ScrollbarsHidden(); | 570 return !scrollable_area_->ScrollbarsHidden(); |
571 } | 571 } |
572 | 572 |
573 bool Scrollbar::IsWindowActive() const { | 573 bool Scrollbar::IsWindowActive() const { |
574 return scrollable_area_ && scrollable_area_->IsActive(); | 574 return scrollable_area_ && scrollable_area_->IsActive(); |
575 } | 575 } |
576 | 576 |
577 IntPoint Scrollbar::ConvertFromRootFrame( | 577 IntPoint Scrollbar::ConvertPointFromRootFrame( |
578 const IntPoint& point_in_root_frame) const { | 578 const IntPoint& point_in_root_frame) const { |
579 if (const FrameViewBase* parent = Parent()) { | 579 if (const ScrollbarParent* parent = Parent()) { |
580 IntPoint parent_point = parent->ConvertFromRootFrame(point_in_root_frame); | 580 IntPoint parent_point = |
| 581 parent->ConvertPointFromRootFrame(point_in_root_frame); |
581 if (scrollable_area_) { | 582 if (scrollable_area_) { |
582 return scrollable_area_->ConvertFromContainingFrameViewToScrollbar( | 583 return scrollable_area_->ConvertFromContainingFrameViewToScrollbar( |
583 *this, parent_point); | 584 *this, parent_point); |
584 } | 585 } |
585 } | 586 } |
586 | 587 |
587 return point_in_root_frame; | 588 return point_in_root_frame; |
588 } | 589 } |
589 | 590 |
590 IntRect Scrollbar::ConvertToContainingFrameView( | 591 IntRect Scrollbar::ConvertToContainingFrameView( |
(...skipping 47 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
638 invalid_parts = kAllParts; | 639 invalid_parts = kAllParts; |
639 if (invalid_parts & ~kThumbPart) | 640 if (invalid_parts & ~kThumbPart) |
640 track_needs_repaint_ = true; | 641 track_needs_repaint_ = true; |
641 if (invalid_parts & kThumbPart) | 642 if (invalid_parts & kThumbPart) |
642 thumb_needs_repaint_ = true; | 643 thumb_needs_repaint_ = true; |
643 if (scrollable_area_) | 644 if (scrollable_area_) |
644 scrollable_area_->SetScrollbarNeedsPaintInvalidation(Orientation()); | 645 scrollable_area_->SetScrollbarNeedsPaintInvalidation(Orientation()); |
645 } | 646 } |
646 | 647 |
647 } // namespace blink | 648 } // namespace blink |
OLD | NEW |