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_ABORT,
  21     EVENTID_ANIMATIONEND,
  22     EVENTID_ANIMATIONSTART,
  23     EVENTID_BEFOREACTIVATE,
  24     EVENTID_BEFOREUNLOAD,
  25     EVENTID_BLUR,
  26     EVENTID_CHANGE,
  27     EVENTID_CLICK,
  28     EVENTID_CONTEXTMENU,
  29     EVENTID_DATAAVAILABLE,
  30     EVENTID_DBLCLICK,
  31     EVENTID_DOMCONTENTLOADED,
  32     EVENTID_DRAG,
  33     EVENTID_DRAGSTART,
  34     EVENTID_ERROR,
  35     EVENTID_FOCUS,
  36     EVENTID_FOCUSIN,
  37     EVENTID_FOCUSOUT,
  38     EVENTID_HELP,
  39     EVENTID_INPUT,
  40     EVENTID_KEYDOWN,
  41     EVENTID_KEYPRESS,
  42     EVENTID_KEYUP,
  43     EVENTID_LOAD,
  44     EVENTID_MESSAGE,
  45     EVENTID_MOUSEDOWN,
  46     EVENTID_MOUSEMOVE,
  47     EVENTID_MOUSEOUT,
  48     EVENTID_MOUSEOVER,
  49     EVENTID_MOUSEUP,
  50     EVENTID_MOUSEWHEEL,
  51     EVENTID_MSTHUMBNAILCLICK,
  52     EVENTID_PASTE,
  53     EVENTID_READYSTATECHANGE,
  54     EVENTID_RESIZE,
  55     EVENTID_SCROLL,
  56     EVENTID_SELECTIONCHANGE,
  57     EVENTID_SELECTSTART,
  58     EVENTID_SUBMIT,
  59     EVENTID_UNLOAD,
  60     EVENTID_LAST
  61 } eventid_t;
  62
  63 typedef struct DOMEvent {
  64     DispatchEx dispex;
  65     IDOMEvent IDOMEvent_iface;
  66     IDOMUIEvent IDOMUIEvent_iface;
  67     IDOMMouseEvent IDOMMouseEvent_iface;
  68     IDOMKeyboardEvent IDOMKeyboardEvent_iface;
  69
  70     LONG ref;
  71     void *(*query_interface)(struct DOMEvent*,REFIID);
  72     void (*destroy)(struct DOMEvent*);
  73
  74     nsIDOMEvent *nsevent;
  75     nsIDOMUIEvent *ui_event;
  76     nsIDOMMouseEvent *mouse_event;
  77     nsIDOMKeyEvent *keyboard_event;
  78
  79     eventid_t event_id;
  80     WCHAR *type;
  81     EventTarget *target;
  82     EventTarget *current_target;
  83     ULONGLONG time_stamp;
  84     BOOL bubbles;
  85     BOOL cancelable;
  86     BOOL prevent_default;
  87     BOOL stop_propagation;
  88     BOOL stop_immediate_propagation;
  89     BOOL trusted;
  90     DOM_EVENT_PHASE phase;
  91
  92     IHTMLEventObj *event_obj;
  93     BOOL no_event_obj;
  94 } DOMEvent;
  95
  96 void check_event_attr(HTMLDocumentNode*,nsIDOMElement*) DECLSPEC_HIDDEN;
  97 void release_event_target(EventTarget*) DECLSPEC_HIDDEN;
  98 HRESULT set_event_handler(EventTarget*,eventid_t,VARIANT*) DECLSPEC_HIDDEN;
  99 HRESULT get_event_handler(EventTarget*,eventid_t,VARIANT*) DECLSPEC_HIDDEN;
 100 HRESULT attach_event(EventTarget*,BSTR,IDispatch*,VARIANT_BOOL*) DECLSPEC_HIDDEN;
 101 HRESULT detach_event(EventTarget*,BSTR,IDispatch*) DECLSPEC_HIDDEN;
 102 HRESULT fire_event(HTMLDOMNode*,const WCHAR*,VARIANT*,VARIANT_BOOL*) DECLSPEC_HIDDEN;
 103 void update_doc_cp_events(HTMLDocumentNode*,cp_static_data_t*) DECLSPEC_HIDDEN;
 104 HRESULT doc_init_events(HTMLDocumentNode*) DECLSPEC_HIDDEN;
 105 void detach_events(HTMLDocumentNode *doc) DECLSPEC_HIDDEN;
 106 HRESULT create_event_obj(compat_mode_t,IHTMLEventObj**) DECLSPEC_HIDDEN;
 107 void bind_target_event(HTMLDocumentNode*,EventTarget*,const WCHAR*,IDispatch*) DECLSPEC_HIDDEN;
 108 HRESULT ensure_doc_nsevent_handler(HTMLDocumentNode*,nsIDOMNode*,eventid_t) DECLSPEC_HIDDEN;
 109
 110 void dispatch_event(EventTarget*,DOMEvent*) DECLSPEC_HIDDEN;
 111
 112 HRESULT create_document_event(HTMLDocumentNode*,eventid_t,DOMEvent**) DECLSPEC_HIDDEN;
 113 HRESULT create_document_event_str(HTMLDocumentNode*,const WCHAR*,IDOMEvent**) DECLSPEC_HIDDEN;
 114 HRESULT create_event_from_nsevent(nsIDOMEvent*,compat_mode_t,DOMEvent**) DECLSPEC_HIDDEN;
 115 HRESULT create_message_event(HTMLDocumentNode*,BSTR,DOMEvent**) DECLSPEC_HIDDEN;
 116
 117 void init_nsevents(HTMLDocumentNode*) DECLSPEC_HIDDEN;
 118 void release_nsevents(HTMLDocumentNode*) DECLSPEC_HIDDEN;
 119 void add_nsevent_listener(HTMLDocumentNode*,nsIDOMNode*,LPCWSTR) DECLSPEC_HIDDEN;
 120 void detach_nsevent(HTMLDocumentNode*,const WCHAR*) DECLSPEC_HIDDEN;
 121
 122 /* We extend dispex vtbl for EventTarget functions to avoid separated vtbl. */
 123 typedef struct {
 124     dispex_static_data_vtbl_t dispex_vtbl;
 125     nsISupports *(*get_gecko_target)(DispatchEx*);
 126     void (*bind_event)(DispatchEx*,eventid_t);
 127     EventTarget *(*get_parent_event_target)(DispatchEx*);
 128     HRESULT (*handle_event_default)(DispatchEx*,eventid_t,nsIDOMEvent*,BOOL*);
 129     ConnectionPointContainer *(*get_cp_container)(DispatchEx*);
 130     IHTMLEventObj *(*set_current_event)(DispatchEx*,IHTMLEventObj*);
 131 } event_target_vtbl_t;
 132
 133 IHTMLEventObj *default_set_current_event(HTMLInnerWindow*,IHTMLEventObj*) DECLSPEC_HIDDEN;
 134
 135 static inline EventTarget *get_node_event_prop_target(HTMLDOMNode *node, eventid_t eid)
 136 {
 137     return node->vtbl->get_event_prop_target ? node->vtbl->get_event_prop_target(node, eid) : &node->event_target;
 138 }
 139
 140 static inline HRESULT set_node_event(HTMLDOMNode *node, eventid_t eid, VARIANT *var)
 141 {
 142     return set_event_handler(get_node_event_prop_target(node, eid), eid, var);
 143 }
 144
 145 static inline HRESULT get_node_event(HTMLDOMNode *node, eventid_t eid, VARIANT *var)
 146 {
 147     return get_event_handler(get_node_event_prop_target(node, eid), eid, var);
 148 }
 149
 150 static inline HRESULT set_doc_event(HTMLDocument *doc, eventid_t eid, VARIANT *var)
 151 {
 152     return set_event_handler(&doc->doc_node->node.event_target, eid, var);
 153 }
 154
 155 static inline HRESULT get_doc_event(HTMLDocument *doc, eventid_t eid, VARIANT *var)
 156 {
 157     return get_event_handler(&doc->doc_node->node.event_target, eid, var);
 158 }