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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 "content/plugin/plugin_interpose_util_mac.h" | 5 #include "content/plugin/plugin_interpose_util_mac.h" |
| 6 | 6 |
| 7 #import <AppKit/AppKit.h> | 7 #import <AppKit/AppKit.h> |
| 8 #import <objc/runtime.h> | 8 #import <objc/runtime.h> |
| 9 #include <stdint.h> |
| 9 | 10 |
| 10 #include "content/child/npapi/webplugin_delegate_impl.h" | 11 #include "content/child/npapi/webplugin_delegate_impl.h" |
| 11 #include "content/common/plugin_process_messages.h" | 12 #include "content/common/plugin_process_messages.h" |
| 12 #include "content/plugin/plugin_thread.h" | 13 #include "content/plugin/plugin_thread.h" |
| 13 | 14 |
| 14 using content::PluginThread; | 15 using content::PluginThread; |
| 15 | 16 |
| 16 namespace { | 17 namespace { |
| 17 | 18 |
| 18 // Brings the plugin process to the front so that the user can see its windows. | 19 // Brings the plugin process to the front so that the user can see its windows. |
| 19 void SwitchToPluginProcess() { | 20 void SwitchToPluginProcess() { |
| 20 ProcessSerialNumber this_process, front_process; | 21 ProcessSerialNumber this_process, front_process; |
| 21 if ((GetCurrentProcess(&this_process) != noErr) || | 22 if ((GetCurrentProcess(&this_process) != noErr) || |
| 22 (GetFrontProcess(&front_process) != noErr)) { | 23 (GetFrontProcess(&front_process) != noErr)) { |
| 23 return; | 24 return; |
| 24 } | 25 } |
| 25 | 26 |
| 26 Boolean matched = false; | 27 Boolean matched = false; |
| 27 if ((SameProcess(&this_process, &front_process, &matched) == noErr) && | 28 if ((SameProcess(&this_process, &front_process, &matched) == noErr) && |
| 28 !matched) { | 29 !matched) { |
| 29 SetFrontProcess(&this_process); | 30 SetFrontProcess(&this_process); |
| 30 } | 31 } |
| 31 } | 32 } |
| 32 | 33 |
| 33 // Sends a message to the browser process to inform it that the given window | 34 // Sends a message to the browser process to inform it that the given window |
| 34 // has been shown. | 35 // has been shown. |
| 35 void NotifyBrowserOfPluginShowWindow(uint32 window_id, CGRect bounds, | 36 void NotifyBrowserOfPluginShowWindow(uint32_t window_id, |
| 37 CGRect bounds, |
| 36 bool modal) { | 38 bool modal) { |
| 37 PluginThread* plugin_thread = PluginThread::current(); | 39 PluginThread* plugin_thread = PluginThread::current(); |
| 38 if (plugin_thread) { | 40 if (plugin_thread) { |
| 39 gfx::Rect window_bounds(bounds); | 41 gfx::Rect window_bounds(bounds); |
| 40 plugin_thread->Send( | 42 plugin_thread->Send( |
| 41 new PluginProcessHostMsg_PluginShowWindow(window_id, window_bounds, | 43 new PluginProcessHostMsg_PluginShowWindow(window_id, window_bounds, |
| 42 modal)); | 44 modal)); |
| 43 } | 45 } |
| 44 } | 46 } |
| 45 | 47 |
| 46 // Sends a message to the browser process to inform it that the given window | 48 // Sends a message to the browser process to inform it that the given window |
| 47 // has been hidden, and switches focus back to the browser process if there are | 49 // has been hidden, and switches focus back to the browser process if there are |
| 48 // no remaining plugin windows. | 50 // no remaining plugin windows. |
| 49 void NotifyBrowserOfPluginHideWindow(uint32 window_id, CGRect bounds) { | 51 void NotifyBrowserOfPluginHideWindow(uint32_t window_id, CGRect bounds) { |
| 50 PluginThread* plugin_thread = PluginThread::current(); | 52 PluginThread* plugin_thread = PluginThread::current(); |
| 51 if (plugin_thread) { | 53 if (plugin_thread) { |
| 52 gfx::Rect window_bounds(bounds); | 54 gfx::Rect window_bounds(bounds); |
| 53 plugin_thread->Send( | 55 plugin_thread->Send( |
| 54 new PluginProcessHostMsg_PluginHideWindow(window_id, window_bounds)); | 56 new PluginProcessHostMsg_PluginHideWindow(window_id, window_bounds)); |
| 55 } | 57 } |
| 56 } | 58 } |
| 57 | 59 |
| 58 // Informs the host that the plugin has changed the cursor visibility. | 60 // Informs the host that the plugin has changed the cursor visibility. |
| 59 void NotifyPluginOfSetCursorVisibility(bool visibility) { | 61 void NotifyPluginOfSetCursorVisibility(bool visibility) { |
| 60 PluginThread* plugin_thread = PluginThread::current(); | 62 PluginThread* plugin_thread = PluginThread::current(); |
| 61 if (plugin_thread) { | 63 if (plugin_thread) { |
| 62 plugin_thread->Send( | 64 plugin_thread->Send( |
| 63 new PluginProcessHostMsg_PluginSetCursorVisibility(visibility)); | 65 new PluginProcessHostMsg_PluginSetCursorVisibility(visibility)); |
| 64 } | 66 } |
| 65 } | 67 } |
| 66 | 68 |
| 67 struct WindowInfo { | 69 struct WindowInfo { |
| 68 uint32 window_id; | 70 uint32_t window_id; |
| 69 CGRect bounds; | 71 CGRect bounds; |
| 70 WindowInfo(NSWindow* window) { | 72 WindowInfo(NSWindow* window) { |
| 71 NSInteger window_num = [window windowNumber]; | 73 NSInteger window_num = [window windowNumber]; |
| 72 window_id = window_num > 0 ? window_num : 0; | 74 window_id = window_num > 0 ? window_num : 0; |
| 73 bounds = NSRectToCGRect([window frame]); | 75 bounds = NSRectToCGRect([window frame]); |
| 74 } | 76 } |
| 75 }; | 77 }; |
| 76 | 78 |
| 77 void OnPluginWindowClosed(const WindowInfo& window_info) { | 79 void OnPluginWindowClosed(const WindowInfo& window_info) { |
| 78 if (window_info.window_id == 0) | 80 if (window_info.window_id == 0) |
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| 250 Class nscursor_class = [NSCursor class]; | 252 Class nscursor_class = [NSCursor class]; |
| 251 ExchangeMethods(nscursor_class, NO, @selector(set), | 253 ExchangeMethods(nscursor_class, NO, @selector(set), |
| 252 @selector(chromePlugin_set)); | 254 @selector(chromePlugin_set)); |
| 253 ExchangeMethods(nscursor_class, YES, @selector(hide), | 255 ExchangeMethods(nscursor_class, YES, @selector(hide), |
| 254 @selector(chromePlugin_hide)); | 256 @selector(chromePlugin_hide)); |
| 255 ExchangeMethods(nscursor_class, YES, @selector(unhide), | 257 ExchangeMethods(nscursor_class, YES, @selector(unhide), |
| 256 @selector(chromePlugin_unhide)); | 258 @selector(chromePlugin_unhide)); |
| 257 } | 259 } |
| 258 | 260 |
| 259 } // namespace mac_plugin_interposing | 261 } // namespace mac_plugin_interposing |
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