dlls/mshtml/htmlevent.h

   1 /*
   2  * Copyright 2008 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 typedef enum {
  20     EVENTID_INVALID_ID = -1,
  21     EVENTID_DOMCONTENTLOADED,
  22     EVENTID_ABORT,
  23     EVENTID_AFTERPRINT,
  24     EVENTID_ANIMATIONEND,
  25     EVENTID_ANIMATIONSTART,
  26     EVENTID_BEFOREACTIVATE,
  27     EVENTID_BEFOREPRINT,
  28     EVENTID_BEFOREUNLOAD,
  29     EVENTID_BLUR,
  30     EVENTID_CHANGE,
  31     EVENTID_CLICK,
  32     EVENTID_CONTEXTMENU,
  33     EVENTID_DATAAVAILABLE,
  34     EVENTID_DBLCLICK,
  35     EVENTID_DRAG,
  36     EVENTID_DRAGSTART,
  37     EVENTID_ERROR,
  38     EVENTID_FOCUS,
  39     EVENTID_FOCUSIN,
  40     EVENTID_FOCUSOUT,
  41     EVENTID_HELP,
  42     EVENTID_INPUT,
  43     EVENTID_KEYDOWN,
  44     EVENTID_KEYPRESS,
  45     EVENTID_KEYUP,
  46     EVENTID_LOAD,
  47     EVENTID_LOADEND,
  48     EVENTID_LOADSTART,
  49     EVENTID_MESSAGE,
  50     EVENTID_MOUSEDOWN,
  51     EVENTID_MOUSEMOVE,
  52     EVENTID_MOUSEOUT,
  53     EVENTID_MOUSEOVER,
  54     EVENTID_MOUSEUP,
  55     EVENTID_MOUSEWHEEL,
  56     EVENTID_MSTHUMBNAILCLICK,
  57     EVENTID_PAGEHIDE,
  58     EVENTID_PAGESHOW,
  59     EVENTID_PASTE,
  60     EVENTID_PROGRESS,
  61     EVENTID_READYSTATECHANGE,
  62     EVENTID_RESIZE,
  63     EVENTID_SCROLL,
  64     EVENTID_SELECTIONCHANGE,
  65     EVENTID_SELECTSTART,
  66     EVENTID_STORAGE,
  67     EVENTID_STORAGECOMMIT,
  68     EVENTID_SUBMIT,
  69     EVENTID_TIMEOUT,
  70     EVENTID_UNLOAD,
  71     EVENTID_VISIBILITYCHANGE,
  72     EVENTID_LAST
  73 } eventid_t;
  74
  75 typedef struct DOMEvent {
  76     DispatchEx dispex;
  77     IDOMEvent IDOMEvent_iface;
  78
  79     LONG ref;
  80     void *(*query_interface)(struct DOMEvent*,REFIID);
  81     void (*destroy)(struct DOMEvent*);
  82
  83     nsIDOMEvent *nsevent;
  84
  85     eventid_t event_id;
  86     WCHAR *type;
  87     EventTarget *target;
  88     EventTarget *current_target;
  89     ULONGLONG time_stamp;
  90     BOOL bubbles;
  91     BOOL cancelable;
  92     BOOL prevent_default;
  93     BOOL stop_propagation;
  94     BOOL stop_immediate_propagation;
  95     BOOL trusted;
  96     DOM_EVENT_PHASE phase;
  97
  98     IHTMLEventObj *event_obj;
  99     BOOL no_event_obj;
 100 } DOMEvent;
 101
 102 const WCHAR *get_event_name(eventid_t);
 103 void check_event_attr(HTMLDocumentNode*,nsIDOMElement*);
 104 void release_event_target(EventTarget*);
 105 HRESULT set_event_handler(EventTarget*,eventid_t,VARIANT*);
 106 HRESULT get_event_handler(EventTarget*,eventid_t,VARIANT*);
 107 HRESULT attach_event(EventTarget*,BSTR,IDispatch*,VARIANT_BOOL*);
 108 HRESULT detach_event(EventTarget*,BSTR,IDispatch*);
 109 HRESULT fire_event(HTMLDOMNode*,const WCHAR*,VARIANT*,VARIANT_BOOL*);
 110 void update_doc_cp_events(HTMLDocumentNode*,cp_static_data_t*);
 111 HRESULT doc_init_events(HTMLDocumentNode*);
 112 void detach_events(HTMLDocumentNode *doc);
 113 HRESULT create_event_obj(compat_mode_t,IHTMLEventObj**);
 114 void bind_target_event(HTMLDocumentNode*,EventTarget*,const WCHAR*,IDispatch*);
 115 HRESULT ensure_doc_nsevent_handler(HTMLDocumentNode*,nsIDOMNode*,eventid_t);
 116
 117 void dispatch_event(EventTarget*,DOMEvent*);
 118
 119 HRESULT create_document_event(HTMLDocumentNode*,eventid_t,DOMEvent**);
 120 HRESULT create_document_event_str(HTMLDocumentNode*,const WCHAR*,IDOMEvent**);
 121 HRESULT create_event_from_nsevent(nsIDOMEvent*,compat_mode_t,DOMEvent**);
 122 HRESULT create_message_event(HTMLDocumentNode*,VARIANT*,DOMEvent**);
 123 HRESULT create_storage_event(HTMLDocumentNode*,BSTR,BSTR,BSTR,const WCHAR*,BOOL,DOMEvent**);
 124
 125 void init_nsevents(HTMLDocumentNode*);
 126 void release_nsevents(HTMLDocumentNode*);
 127 void add_nsevent_listener(HTMLDocumentNode*,nsIDOMNode*,LPCWSTR);
 128 void detach_nsevent(HTMLDocumentNode*,const WCHAR*);
 129
 130 /* We extend dispex vtbl for EventTarget functions to avoid separated vtbl. */
 131 typedef struct {
 132     dispex_static_data_vtbl_t dispex_vtbl;
 133     nsISupports *(*get_gecko_target)(DispatchEx*);
 134     void (*bind_event)(DispatchEx*,eventid_t);
 135     EventTarget *(*get_parent_event_target)(DispatchEx*);
 136     HRESULT (*handle_event_default)(DispatchEx*,eventid_t,nsIDOMEvent*,BOOL*);
 137     ConnectionPointContainer *(*get_cp_container)(DispatchEx*);
 138     IHTMLEventObj *(*set_current_event)(DispatchEx*,IHTMLEventObj*);
 139 } event_target_vtbl_t;
 140
 141 IHTMLEventObj *default_set_current_event(HTMLInnerWindow*,IHTMLEventObj*);
 142
 143 static inline EventTarget *get_node_event_prop_target(HTMLDOMNode *node, eventid_t eid)
 144 {
 145     return node->vtbl->get_event_prop_target ? node->vtbl->get_event_prop_target(node, eid) : &node->event_target;
 146 }
 147
 148 static inline HRESULT set_node_event(HTMLDOMNode *node, eventid_t eid, VARIANT *var)
 149 {
 150     return set_event_handler(get_node_event_prop_target(node, eid), eid, var);
 151 }
 152
 153 static inline HRESULT get_node_event(HTMLDOMNode *node, eventid_t eid, VARIANT *var)
 154 {
 155     return get_event_handler(get_node_event_prop_target(node, eid), eid, var);
 156 }
 157
 158 static inline HRESULT set_doc_event(HTMLDocumentNode *doc, eventid_t eid, VARIANT *var)
 159 {
 160     return set_event_handler(&doc->node.event_target, eid, var);
 161 }
 162
 163 static inline HRESULT get_doc_event(HTMLDocumentNode *doc, eventid_t eid, VARIANT *var)
 164 {
 165     return get_event_handler(&doc->node.event_target, eid, var);
 166 }