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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 "webkit/plugins/npapi/webplugin_delegate_impl.h" | 5 #include "webkit/plugins/npapi/webplugin_delegate_impl.h" |
| 6 | 6 |
| 7 #include <map> | 7 #include <map> |
| 8 #include <string> | 8 #include <string> |
| 9 #include <vector> | 9 #include <vector> |
| 10 | 10 |
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| 63 // Flash displays popups in response to user clicks by posting a WM_USER | 63 // Flash displays popups in response to user clicks by posting a WM_USER |
| 64 // message to the plugin window. The handler for this message displays | 64 // message to the plugin window. The handler for this message displays |
| 65 // the popup. To ensure that the popups allowed state is sent correctly | 65 // the popup. To ensure that the popups allowed state is sent correctly |
| 66 // to the renderer we reset the popups allowed state in a timer. | 66 // to the renderer we reset the popups allowed state in a timer. |
| 67 const int kWindowedPluginPopupTimerMs = 50; | 67 const int kWindowedPluginPopupTimerMs = 50; |
| 68 | 68 |
| 69 // The current instance of the plugin which entered the modal loop. | 69 // The current instance of the plugin which entered the modal loop. |
| 70 WebPluginDelegateImpl* g_current_plugin_instance = NULL; | 70 WebPluginDelegateImpl* g_current_plugin_instance = NULL; |
| 71 | 71 |
| 72 typedef std::deque<MSG> ThrottleQueue; | 72 typedef std::deque<MSG> ThrottleQueue; |
| 73 base::LazyInstance<ThrottleQueue> g_throttle_queue(base::LINKER_INITIALIZED); | 73 base::LazyInstance<ThrottleQueue> g_throttle_queue(LINKER_ZERO_INITIALIZED; |
| 74 base::LazyInstance<std::map<HWND, WNDPROC> > g_window_handle_proc_map( | 74 base::LazyInstance<std::map<HWND, WNDPROC> > g_window_handle_proc_map = |
| 75 base::LINKER_INITIALIZED); | 75 LINKER_ZERO_INITIALIZED; |
| 76 | |
| 77 | 76 |
| 78 // Helper object for patching the TrackPopupMenu API. | 77 // Helper object for patching the TrackPopupMenu API. |
| 79 base::LazyInstance<base::win::IATPatchFunction> g_iat_patch_track_popup_menu( | 78 base::LazyInstance<base::win::IATPatchFunction> g_iat_patch_track_popup_menu = |
| 80 base::LINKER_INITIALIZED); | 79 LINKER_ZERO_INITIALIZED; |
| 81 | 80 |
| 82 // Helper object for patching the SetCursor API. | 81 // Helper object for patching the SetCursor API. |
| 83 base::LazyInstance<base::win::IATPatchFunction> g_iat_patch_set_cursor( | 82 base::LazyInstance<base::win::IATPatchFunction> g_iat_patch_set_cursor = |
| 84 base::LINKER_INITIALIZED); | 83 LINKER_ZERO_INITIALIZED; |
| 85 | 84 |
| 86 // Helper object for patching the RegEnumKeyExW API. | 85 // Helper object for patching the RegEnumKeyExW API. |
| 87 base::LazyInstance<base::win::IATPatchFunction> g_iat_patch_reg_enum_key_ex_w( | 86 base::LazyInstance<base::win::IATPatchFunction> g_iat_patch_reg_enum_key_ex_w = |
| 88 base::LINKER_INITIALIZED); | 87 LINKER_ZERO_INITIALIZED; |
| 89 | 88 |
| 90 // Helper object for patching the GetProcAddress API. | 89 // Helper object for patching the GetProcAddress API. |
| 91 base::LazyInstance<base::win::IATPatchFunction> g_iat_patch_get_proc_address( | 90 base::LazyInstance<base::win::IATPatchFunction> g_iat_patch_get_proc_address = |
| 92 base::LINKER_INITIALIZED); | 91 LINKER_ZERO_INITIALIZED; |
| 93 | 92 |
| 94 // Helper object for patching the GetKeyState API. | 93 // Helper object for patching the GetKeyState API. |
| 95 base::LazyInstance<base::win::IATPatchFunction> g_iat_patch_get_key_state( | 94 base::LazyInstance<base::win::IATPatchFunction> g_iat_patch_get_key_state = |
| 96 base::LINKER_INITIALIZED); | 95 LINKER_ZERO_INITIALIZED; |
| 97 | 96 |
| 98 // Saved key state globals and helper access functions. | 97 // Saved key state globals and helper access functions. |
| 99 SHORT (WINAPI *g_iat_orig_get_key_state)(int vkey); | 98 SHORT (WINAPI *g_iat_orig_get_key_state)(int vkey); |
| 100 typedef size_t SavedStateType; | 99 typedef size_t SavedStateType; |
| 101 const size_t kBitsPerType = sizeof(SavedStateType) * 8; | 100 const size_t kBitsPerType = sizeof(SavedStateType) * 8; |
| 102 // Bit array of key state corresponding to virtual key index (0=up, 1=down). | 101 // Bit array of key state corresponding to virtual key index (0=up, 1=down). |
| 103 SavedStateType g_saved_key_state[256 / kBitsPerType]; | 102 SavedStateType g_saved_key_state[256 / kBitsPerType]; |
| 104 | 103 |
| 105 bool GetSavedKeyState(WPARAM vkey) { | 104 bool GetSavedKeyState(WPARAM vkey) { |
| 106 CHECK_LT(vkey, kBitsPerType * sizeof(g_saved_key_state)); | 105 CHECK_LT(vkey, kBitsPerType * sizeof(g_saved_key_state)); |
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| 1563 ::ReleaseCapture(); | 1562 ::ReleaseCapture(); |
| 1564 break; | 1563 break; |
| 1565 | 1564 |
| 1566 default: | 1565 default: |
| 1567 break; | 1566 break; |
| 1568 } | 1567 } |
| 1569 } | 1568 } |
| 1570 | 1569 |
| 1571 } // namespace npapi | 1570 } // namespace npapi |
| 1572 } // namespace webkit | 1571 } // namespace webkit |
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