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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/views/win/hwnd_message_handler.h" | 5 #include "ui/views/win/hwnd_message_handler.h" |
6 | 6 |
7 #include <dwmapi.h> | 7 #include <dwmapi.h> |
8 #include <oleacc.h> | 8 #include <oleacc.h> |
9 #include <shellapi.h> | 9 #include <shellapi.h> |
10 #include <wtsapi32.h> | 10 #include <wtsapi32.h> |
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1542 // WM_MOUSEACTIVATE handler and don't activate the window if the property is | 1542 // WM_MOUSEACTIVATE handler and don't activate the window if the property is |
1543 // set. | 1543 // set. |
1544 if (::GetProp(hwnd(), ui::kIgnoreTouchMouseActivateForWindow)) { | 1544 if (::GetProp(hwnd(), ui::kIgnoreTouchMouseActivateForWindow)) { |
1545 ::RemoveProp(hwnd(), ui::kIgnoreTouchMouseActivateForWindow); | 1545 ::RemoveProp(hwnd(), ui::kIgnoreTouchMouseActivateForWindow); |
1546 return MA_NOACTIVATE; | 1546 return MA_NOACTIVATE; |
1547 } | 1547 } |
1548 // A child window activation should be treated as if we lost activation. | 1548 // A child window activation should be treated as if we lost activation. |
1549 POINT cursor_pos = {0}; | 1549 POINT cursor_pos = {0}; |
1550 ::GetCursorPos(&cursor_pos); | 1550 ::GetCursorPos(&cursor_pos); |
1551 ::ScreenToClient(hwnd(), &cursor_pos); | 1551 ::ScreenToClient(hwnd(), &cursor_pos); |
1552 // The code below exists for child windows like NPAPI plugins etc which need | |
1553 // to be activated whenever we receive a WM_MOUSEACTIVATE message. Don't put | |
1554 // transparent child windows in this bucket. | |
sky
2014/10/03 22:53:09
Document why we don't include transparent ones.
ananta
2014/10/04 00:10:09
Done.
| |
1555 // TODO(ananta) | |
1556 // Get rid of this code when we deprecate NPAPI plugins. | |
1552 HWND child = ::RealChildWindowFromPoint(hwnd(), cursor_pos); | 1557 HWND child = ::RealChildWindowFromPoint(hwnd(), cursor_pos); |
1553 if (::IsWindow(child) && child != hwnd() && ::IsWindowVisible(child)) | 1558 if (::IsWindow(child) && child != hwnd() && ::IsWindowVisible(child) && |
1559 !(::GetWindowLong(child, GWL_EXSTYLE) & WS_EX_TRANSPARENT)) | |
1554 PostProcessActivateMessage(WA_INACTIVE, false); | 1560 PostProcessActivateMessage(WA_INACTIVE, false); |
1555 | 1561 |
1556 // TODO(beng): resolve this with the GetWindowLong() check on the subsequent | 1562 // TODO(beng): resolve this with the GetWindowLong() check on the subsequent |
1557 // line. | 1563 // line. |
1558 if (delegate_->IsWidgetWindow()) | 1564 if (delegate_->IsWidgetWindow()) |
1559 return delegate_->CanActivate() ? MA_ACTIVATE : MA_NOACTIVATEANDEAT; | 1565 return delegate_->CanActivate() ? MA_ACTIVATE : MA_NOACTIVATEANDEAT; |
1560 if (GetWindowLong(hwnd(), GWL_EXSTYLE) & WS_EX_NOACTIVATE) | 1566 if (GetWindowLong(hwnd(), GWL_EXSTYLE) & WS_EX_NOACTIVATE) |
1561 return MA_NOACTIVATE; | 1567 return MA_NOACTIVATE; |
1562 SetMsgHandled(FALSE); | 1568 SetMsgHandled(FALSE); |
1563 return MA_ACTIVATE; | 1569 return MA_ACTIVATE; |
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2485 SetWindowPos(hwnd(), NULL, 0, 0, 0, 0, flags | SWP_HIDEWINDOW); | 2491 SetWindowPos(hwnd(), NULL, 0, 0, 0, 0, flags | SWP_HIDEWINDOW); |
2486 SetWindowPos(hwnd(), NULL, 0, 0, 0, 0, flags | SWP_SHOWWINDOW); | 2492 SetWindowPos(hwnd(), NULL, 0, 0, 0, 0, flags | SWP_SHOWWINDOW); |
2487 } | 2493 } |
2488 // WM_DWMCOMPOSITIONCHANGED is only sent to top level windows, however we want | 2494 // WM_DWMCOMPOSITIONCHANGED is only sent to top level windows, however we want |
2489 // to notify our children too, since we can have MDI child windows who need to | 2495 // to notify our children too, since we can have MDI child windows who need to |
2490 // update their appearance. | 2496 // update their appearance. |
2491 EnumChildWindows(hwnd(), &SendDwmCompositionChanged, NULL); | 2497 EnumChildWindows(hwnd(), &SendDwmCompositionChanged, NULL); |
2492 } | 2498 } |
2493 | 2499 |
2494 } // namespace views | 2500 } // namespace views |
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