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Diffstat (limited to 'webkit/glue/plugins/webplugin_delegate_impl.h')
| -rw-r--r-- | webkit/glue/plugins/webplugin_delegate_impl.h | 511 |
1 files changed, 0 insertions, 511 deletions
diff --git a/webkit/glue/plugins/webplugin_delegate_impl.h b/webkit/glue/plugins/webplugin_delegate_impl.h deleted file mode 100644 index 4046c95..0000000 --- a/webkit/glue/plugins/webplugin_delegate_impl.h +++ /dev/null @@ -1,511 +0,0 @@ -// Copyright (c) 2010 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#ifndef WEBKIT_GLUE_PLUGINS_WEBPLUGIN_DELEGATE_IMPL_H_ -#define WEBKIT_GLUE_PLUGINS_WEBPLUGIN_DELEGATE_IMPL_H_ - -#include "build/build_config.h" - -#include <string> -#include <list> - -#include "base/ref_counted.h" -#include "base/scoped_ptr.h" -#include "base/task.h" -#include "base/time.h" -#include "base/timer.h" -#include "gfx/native_widget_types.h" -#include "gfx/rect.h" -#include "third_party/npapi/bindings/npapi.h" -#include "webkit/glue/plugins/webplugin_delegate.h" -#include "webkit/glue/webcursor.h" - -#if defined(USE_X11) -#include "app/x11_util.h" - -typedef struct _GdkDrawable GdkPixmap; -#endif - -class FilePath; - -namespace NPAPI { -class PluginInstance; -} - -namespace WebKit { -class WebMouseEvent; -} - -#if defined(OS_MACOSX) -class ExternalDragTracker; -#ifndef NP_NO_QUICKDRAW -class QuickDrawDrawingManager; -#endif -#ifdef __OBJC__ -@class CALayer; -@class CARenderer; -#else -class CALayer; -class CARenderer; -#endif -namespace webkit_glue { -class WebPluginAcceleratedSurface; -} -#endif - -// An implementation of WebPluginDelegate that runs in the plugin process, -// proxied from the renderer by WebPluginDelegateProxy. -class WebPluginDelegateImpl : public webkit_glue::WebPluginDelegate { - public: - enum PluginQuirks { - PLUGIN_QUIRK_SETWINDOW_TWICE = 1, // Win32 - PLUGIN_QUIRK_THROTTLE_WM_USER_PLUS_ONE = 2, // Win32 - PLUGIN_QUIRK_DONT_CALL_WND_PROC_RECURSIVELY = 4, // Win32 - PLUGIN_QUIRK_DONT_SET_NULL_WINDOW_HANDLE_ON_DESTROY = 8, // Win32 - PLUGIN_QUIRK_DONT_ALLOW_MULTIPLE_INSTANCES = 16, // Win32 - PLUGIN_QUIRK_DIE_AFTER_UNLOAD = 32, // Win32 - PLUGIN_QUIRK_PATCH_SETCURSOR = 64, // Win32 - PLUGIN_QUIRK_BLOCK_NONSTANDARD_GETURL_REQUESTS = 128, // Win32 - PLUGIN_QUIRK_WINDOWLESS_OFFSET_WINDOW_TO_DRAW = 256, // Linux - PLUGIN_QUIRK_WINDOWLESS_INVALIDATE_AFTER_SET_WINDOW = 512, // Linux - PLUGIN_QUIRK_NO_WINDOWLESS = 1024, // Windows - PLUGIN_QUIRK_PATCH_REGENUMKEYEXW = 2048, // Windows - PLUGIN_QUIRK_ALWAYS_NOTIFY_SUCCESS = 4096, // Windows - PLUGIN_QUIRK_ALLOW_FASTER_QUICKDRAW_PATH = 8192, // Mac - PLUGIN_QUIRK_HANDLE_MOUSE_CAPTURE = 16384, // Windows - PLUGIN_QUIRK_WINDOWLESS_NO_RIGHT_CLICK = 32768, // Linux - PLUGIN_QUIRK_IGNORE_FIRST_SETWINDOW_CALL = 65536, // Windows. - }; - - static WebPluginDelegateImpl* Create(const FilePath& filename, - const std::string& mime_type, - gfx::PluginWindowHandle containing_view); - - static bool IsPluginDelegateWindow(gfx::NativeWindow window); - static bool GetPluginNameFromWindow(gfx::NativeWindow window, - std::wstring *plugin_name); - - // Returns true if the window handle passed in is that of the dummy - // activation window for windowless plugins. - static bool IsDummyActivationWindow(gfx::NativeWindow window); - - // WebPluginDelegate implementation - virtual bool Initialize(const GURL& url, - const std::vector<std::string>& arg_names, - const std::vector<std::string>& arg_values, - webkit_glue::WebPlugin* plugin, - bool load_manually); - virtual void PluginDestroyed(); - virtual void UpdateGeometry(const gfx::Rect& window_rect, - const gfx::Rect& clip_rect); - virtual void Paint(WebKit::WebCanvas* canvas, const gfx::Rect& rect); - virtual void Print(gfx::NativeDrawingContext context); - virtual void SetFocus(bool focused); - virtual bool HandleInputEvent(const WebKit::WebInputEvent& event, - WebKit::WebCursorInfo* cursor_info); - virtual NPObject* GetPluginScriptableObject(); - virtual void DidFinishLoadWithReason( - const GURL& url, NPReason reason, int notify_id); - virtual int GetProcessId(); - virtual void SendJavaScriptStream(const GURL& url, - const std::string& result, - bool success, - int notify_id); - virtual void DidReceiveManualResponse(const GURL& url, - const std::string& mime_type, - const std::string& headers, - uint32 expected_length, - uint32 last_modified); - virtual void DidReceiveManualData(const char* buffer, int length); - virtual void DidFinishManualLoading(); - virtual void DidManualLoadFail(); - virtual void InstallMissingPlugin(); - virtual webkit_glue::WebPluginResourceClient* CreateResourceClient( - unsigned long resource_id, const GURL& url, int notify_id); - virtual webkit_glue::WebPluginResourceClient* CreateSeekableResourceClient( - unsigned long resource_id, int range_request_id); - // End of WebPluginDelegate implementation. - - bool IsWindowless() const { return windowless_ ; } - gfx::Rect GetRect() const { return window_rect_; } - gfx::Rect GetClipRect() const { return clip_rect_; } - - // Returns the path for the library implementing this plugin. - FilePath GetPluginPath(); - - // Returns a combination of PluginQuirks. - int GetQuirks() const { return quirks_; } - - // Informs the plugin that the view it is in has gained or lost focus. - void SetContentAreaHasFocus(bool has_focus); - -#if defined(OS_MACOSX) - // Informs the plugin that the geometry has changed, as with UpdateGeometry, - // but also includes the new buffer context for that new geometry. - void UpdateGeometryAndContext(const gfx::Rect& window_rect, - const gfx::Rect& clip_rect, - gfx::NativeDrawingContext context); - // Informs the delegate that the plugin called NPN_Invalidate*. Used as a - // trigger for Core Animation drawing. - void PluginDidInvalidate(); - // Returns the delegate currently processing events. - static WebPluginDelegateImpl* GetActiveDelegate(); - // Informs the plugin that the window it is in has gained or lost focus. - void SetWindowHasFocus(bool has_focus); - // Returns whether or not the window the plugin is in has focus. - bool GetWindowHasFocus() const { return containing_window_has_focus_; } - // Informs the plugin that its tab or window has been hidden or shown. - void SetContainerVisibility(bool is_visible); - // Informs the plugin that its containing window's frame has changed. - // Frames are in screen coordinates. - void WindowFrameChanged(const gfx::Rect& window_frame, - const gfx::Rect& view_frame); - // Informs the plugin that IME composition has been confirmed. - void ImeCompositionConfirmed(const string16& text); - // Informs the delegate that the plugin set a Carbon ThemeCursor. - void SetThemeCursor(ThemeCursor cursor); - // Informs the delegate that the plugin set a Carbon Cursor. - void SetCursor(const Cursor* cursor); - // Informs the delegate that the plugin set a Cocoa NSCursor. - void SetNSCursor(NSCursor* cursor); - -#ifndef NP_NO_CARBON - // Indicates that it's time to send the plugin a null event. - void FireIdleEvent(); -#endif -#endif // OS_MACOSX - - gfx::PluginWindowHandle windowed_handle() const { - return windowed_handle_; - } - -#if defined(OS_MACOSX) - // Allow setting a "fake" window handle to associate this plug-in with - // an IOSurface in the browser. Used for accelerated drawing surfaces. - void set_windowed_handle(gfx::PluginWindowHandle handle); -#endif - -#if defined(USE_X11) - void SetWindowlessShmPixmap(XID shm_pixmap) { - windowless_shm_pixmap_ = shm_pixmap; - } -#endif - - private: - friend class DeleteTask<WebPluginDelegateImpl>; - friend class webkit_glue::WebPluginDelegate; - - WebPluginDelegateImpl(gfx::PluginWindowHandle containing_view, - NPAPI::PluginInstance *instance); - ~WebPluginDelegateImpl(); - - // Called by Initialize() for platform-specific initialization. - // If this returns false, the plugin shouldn't be started--see Initialize(). - bool PlatformInitialize(); - - // Called by DestroyInstance(), used for platform-specific destruction. - void PlatformDestroyInstance(); - - //-------------------------- - // used for windowed plugins - void WindowedUpdateGeometry(const gfx::Rect& window_rect, - const gfx::Rect& clip_rect); - // Create the native window. - // Returns true if the window is created (or already exists). - // Returns false if unable to create the window. - bool WindowedCreatePlugin(); - - // Destroy the native window. - void WindowedDestroyWindow(); - - // Reposition the native window to be in sync with the given geometry. - // Returns true if the native window has moved or been clipped differently. - bool WindowedReposition(const gfx::Rect& window_rect, - const gfx::Rect& clip_rect); - - // Tells the plugin about the current state of the window. - // See NPAPI NPP_SetWindow for more information. - void WindowedSetWindow(); - -#if defined(OS_WIN) - // Registers the window class for our window - ATOM RegisterNativeWindowClass(); - - // Our WndProc functions. - static LRESULT CALLBACK DummyWindowProc( - HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam); - static LRESULT CALLBACK NativeWndProc( - HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam); - static LRESULT CALLBACK FlashWindowlessWndProc( - HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam); - - // Used for throttling Flash messages. - static void ClearThrottleQueueForWindow(HWND window); - static void OnThrottleMessage(); - static void ThrottleMessage(WNDPROC proc, HWND hwnd, UINT message, - WPARAM wParam, LPARAM lParam); -#endif - - //---------------------------- - // used for windowless plugins - void WindowlessUpdateGeometry(const gfx::Rect& window_rect, - const gfx::Rect& clip_rect); - void WindowlessPaint(gfx::NativeDrawingContext hdc, const gfx::Rect& rect); - - // Tells the plugin about the current state of the window. - // See NPAPI NPP_SetWindow for more information. - void WindowlessSetWindow(); - - // Informs the plugin that it has gained or lost keyboard focus (on the Mac, - // this just means window first responder status). - void SetPluginHasFocus(bool focused); - - // Handles the platform specific details of setting plugin focus. Returns - // false if the platform cancelled the focus tranfer. - bool PlatformSetPluginHasFocus(bool focused); - - //----------------------------------------- - // used for windowed and windowless plugins - - // Does platform-specific event handling. Arguments and return are identical - // to HandleInputEvent. - bool PlatformHandleInputEvent(const WebKit::WebInputEvent& event, - WebKit::WebCursorInfo* cursor_info); - - NPAPI::PluginInstance* instance() { return instance_.get(); } - - // Closes down and destroys our plugin instance. - void DestroyInstance(); - - - // used for windowed plugins - // Note: on Mac OS X, the only time the windowed handle is non-zero - // is the case of accelerated rendering, which uses a fake window handle to - // identify itself back to the browser. It still performs all of its - // work offscreen. - gfx::PluginWindowHandle windowed_handle_; - gfx::Rect windowed_last_pos_; - - bool windowed_did_set_window_; - - // used by windowed and windowless plugins - bool windowless_; - - webkit_glue::WebPlugin* plugin_; - scoped_refptr<NPAPI::PluginInstance> instance_; - -#if defined(OS_WIN) - // Original wndproc before we subclassed. - WNDPROC plugin_wnd_proc_; - - // Used to throttle WM_USER+1 messages in Flash. - uint32 last_message_; - bool is_calling_wndproc; - - // The current keyboard layout of this process and the main thread ID of the - // browser process. These variables are used for synchronizing the keyboard - // layout of this process with the one of the browser process. - HKL keyboard_layout_; - int parent_thread_id_; -#endif // defined(OS_WIN) - -#if defined(USE_X11) - // The SHM pixmap for a windowless plugin. - XID windowless_shm_pixmap_; - - // The pixmap we're drawing into, for a windowless plugin. - GdkPixmap* pixmap_; - double first_event_time_; - - // On Linux some plugins assume that the GtkSocket container is in the same - // process. So we create a GtkPlug to plug into the browser's container, and - // a GtkSocket to hold the plugin. We then send the GtkPlug to the browser - // process. - GtkWidget* plug_; - GtkWidget* socket_; - - // Ensure pixmap_ exists and is at least width by height pixels. - void EnsurePixmapAtLeastSize(int width, int height); -#endif - - gfx::PluginWindowHandle parent_; - NPWindow window_; - gfx::Rect window_rect_; - gfx::Rect clip_rect_; - int quirks_; - -#if defined(OS_WIN) - // Windowless plugins don't have keyboard focus causing issues with the - // plugin not receiving keyboard events if the plugin enters a modal - // loop like TrackPopupMenuEx or MessageBox, etc. - // This is a basic issue with windows activation and focus arising due to - // the fact that these windows are created by different threads. Activation - // and focus are thread specific states, and if the browser has focus, - // the plugin may not have focus. - // To fix a majority of these activation issues we create a dummy visible - // child window to which we set focus whenever the windowless plugin - // receives a WM_LBUTTONDOWN/WM_RBUTTONDOWN message via NPP_HandleEvent. - - HWND dummy_window_for_activation_; - bool CreateDummyWindowForActivation(); - - // Returns true if the event passed in needs to be tracked for a potential - // modal loop. - static bool ShouldTrackEventForModalLoops(NPEvent* event); - - // The message filter hook procedure, which tracks modal loops entered by - // a plugin in the course of a NPP_HandleEvent call. - static LRESULT CALLBACK HandleEventMessageFilterHook(int code, WPARAM wParam, - LPARAM lParam); - - // TrackPopupMenu interceptor. Parameters are the same as the Win32 function - // TrackPopupMenu. - static BOOL WINAPI TrackPopupMenuPatch(HMENU menu, unsigned int flags, int x, - int y, int reserved, HWND window, - const RECT* rect); - - // SetCursor interceptor for windowless plugins. - static HCURSOR WINAPI SetCursorPatch(HCURSOR cursor); - - // RegEnumKeyExW interceptor. - static LONG WINAPI RegEnumKeyExWPatch( - HKEY key, DWORD index, LPWSTR name, LPDWORD name_size, LPDWORD reserved, - LPWSTR class_name, LPDWORD class_size, PFILETIME last_write_time); - - // The mouse hook proc which handles mouse capture in windowed plugins. - static LRESULT CALLBACK MouseHookProc(int code, WPARAM wParam, - LPARAM lParam); - - // Calls SetCapture/ReleaseCapture based on the message type. - static void HandleCaptureForMessage(HWND window, UINT message); - -#elif defined(OS_MACOSX) - // Sets window_rect_ to |rect| - void SetPluginRect(const gfx::Rect& rect); - // Sets content_area_origin to |origin| - void SetContentAreaOrigin(const gfx::Point& origin); - // Updates everything that depends on the plugin's absolute screen location. - void PluginScreenLocationChanged(); - // Updates anything that depends on plugin visibility. - void PluginVisibilityChanged(); - - // Enables/disables IME. - void SetImeEnabled(bool enabled); - - // Informs the browser about the updated accelerated drawing surface. - void UpdateAcceleratedSurface(); - - // Uses a CARenderer to draw the plug-in's layer in our OpenGL surface. - void DrawLayerInSurface(); - -#ifndef NP_NO_CARBON - // Moves our dummy window to match the current screen location of the plugin. - void UpdateDummyWindowBounds(const gfx::Point& plugin_origin); - -#ifndef NP_NO_QUICKDRAW - // Sets the mode used for QuickDraw plugin drawing. If enabled is true the - // plugin draws into a GWorld that's not connected to a window (the faster - // path), otherwise the plugin draws into our invisible dummy window (which is - // slower, since the call we use to scrape the window contents is much more - // expensive than copying between GWorlds). - void SetQuickDrawFastPathEnabled(bool enabled); -#endif - - // Adjusts the idle event rate for a Carbon plugin based on its current - // visibility. - void UpdateIdleEventRate(); -#endif // !NP_NO_CARBON - - CGContextRef buffer_context_; // Weak ref. - -#ifndef NP_NO_CARBON - NP_CGContext np_cg_context_; -#endif -#ifndef NP_NO_QUICKDRAW - NP_Port qd_port_; - scoped_ptr<QuickDrawDrawingManager> qd_manager_; - base::TimeTicks fast_path_enable_tick_; -#endif - - CALayer* layer_; // Used for CA drawing mode. Weak, retained by plug-in. - webkit_glue::WebPluginAcceleratedSurface* surface_; // Weak ref. - CARenderer* renderer_; // Renders layer_ to surface_. - scoped_ptr<base::RepeatingTimer<WebPluginDelegateImpl> > redraw_timer_; - - // The upper-left corner of the web content area in screen coordinates, - // relative to an upper-left (0,0). - gfx::Point content_area_origin_; - - bool containing_window_has_focus_; - bool initial_window_focus_; - bool container_is_visible_; - bool have_called_set_window_; - - gfx::Rect cached_clip_rect_; - - bool ime_enabled_; - - scoped_ptr<ExternalDragTracker> external_drag_tracker_; -#endif // OS_MACOSX - - // Called by the message filter hook when the plugin enters a modal loop. - void OnModalLoopEntered(); - - // Returns true if the message passed in corresponds to a user gesture. - static bool IsUserGesture(const WebKit::WebInputEvent& event); - - // The url with which the plugin was instantiated. - std::string plugin_url_; - -#if defined(OS_WIN) - // Indicates the end of a user gesture period. - void OnUserGestureEnd(); - - // Handle to the message filter hook - HHOOK handle_event_message_filter_hook_; - - // Event which is set when the plugin enters a modal loop in the course - // of a NPP_HandleEvent call. - HANDLE handle_event_pump_messages_event_; - - // This flag indicates whether we started tracking a user gesture message. - bool user_gesture_message_posted_; - - // Runnable Method Factory used to invoke the OnUserGestureEnd method - // asynchronously. - ScopedRunnableMethodFactory<WebPluginDelegateImpl> user_gesture_msg_factory_; - - // Handle to the mouse hook installed for certain windowed plugins like - // flash. - HHOOK mouse_hook_; -#endif - - // Holds the depth of the HandleEvent callstack. - int handle_event_depth_; - - // Holds the current cursor set by the windowless plugin. - WebCursor current_windowless_cursor_; - - // Set to true initially and indicates if this is the first npp_setwindow - // call received by the plugin. - bool first_set_window_call_; - - // True if the plugin thinks it has keyboard focus - bool plugin_has_focus_; - // True if the plugin element has focus within the web content, regardless of - // whether its containing view currently has focus. - bool has_webkit_focus_; - // True if the containing view currently has focus. - // Initially set to true so that plugin focus still works in environments - // where SetContentAreaHasFocus is never called. See - // https://bugs.webkit.org/show_bug.cgi?id=46013 for details. - bool containing_view_has_focus_; - - // True if NPP_New did not return an error. - bool creation_succeeded_; - - DISALLOW_COPY_AND_ASSIGN(WebPluginDelegateImpl); -}; - -#endif // WEBKIT_GLUE_PLUGINS_WEBPLUGIN_DELEGATE_IMPL_H_ |