programs/wordpad/olecallback.c

   1 /*
   2  * Wordpad implementation - Richedit OLE callback implementation
   3  *
   4  * Copyright 2010 by Dylan Smith <dylan.ah.smith@gmail.com>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define COBJMACROS
  22
  23 #include <windows.h>
  24 #include <richedit.h>
  25 #include <ole2.h>
  26 #include <richole.h>
  27
  28 #include "wine/debug.h"
  29 #include "wordpad.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(wordpad);
  32
  33 struct IRichEditOleCallbackImpl {
  34     IRichEditOleCallback IRichEditOleCallback_iface;
  35     IStorage *stg;
  36     int item_num;
  37 };
  38
  39 struct IRichEditOleCallbackImpl olecallback;
  40
  41 static HRESULT STDMETHODCALLTYPE RichEditOleCallback_QueryInterface(
  42     IRichEditOleCallback* This,
  43     REFIID riid,
  44     void **ppvObject)
  45 {
  46     WINE_TRACE("(%p, %s, %p)\n", This, wine_dbgstr_guid(riid), ppvObject);
  47     if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IRichEditOleCallback))
  48     {
  49         *ppvObject = This;
  50         return S_OK;
  51     }
  52     WINE_FIXME("Unknown interface: %s\n", wine_dbgstr_guid(riid));
  53     return E_NOINTERFACE;
  54 }
  55
  56 static ULONG STDMETHODCALLTYPE RichEditOleCallback_AddRef(
  57     IRichEditOleCallback* This)
  58 {
  59     WINE_TRACE("(%p)\n", This);
  60     /* singleton */
  61     return 1;
  62 }
  63
  64 static ULONG STDMETHODCALLTYPE RichEditOleCallback_Release(
  65     IRichEditOleCallback* This)
  66 {
  67     WINE_TRACE("(%p)\n", This);
  68     return 1;
  69 }
  70
  71 /*** IRichEditOleCallback methods ***/
  72 static HRESULT STDMETHODCALLTYPE RichEditOleCallback_GetNewStorage(
  73     IRichEditOleCallback* This,
  74     LPSTORAGE *lplpstg)
  75 {
  76     WCHAR name[32];
  77     static const WCHAR template[] = {'R','E','O','L','E','_','%','u','\0'};
  78
  79     WINE_TRACE("(%p, %p)\n", This, lplpstg);
  80     wsprintfW(name, template, olecallback.item_num++);
  81     return IStorage_CreateStorage(olecallback.stg, name,
  82                       STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_CREATE,
  83                       0, 0, lplpstg);
  84 }
  85
  86 static HRESULT STDMETHODCALLTYPE RichEditOleCallback_GetInPlaceContext(
  87     IRichEditOleCallback* This,
  88     LPOLEINPLACEFRAME *lplpFrame,
  89     LPOLEINPLACEUIWINDOW *lplpDoc,
  90     LPOLEINPLACEFRAMEINFO lpFrameInfo)
  91 {
  92     WINE_FIXME("(%p, %p, %p, %p) stub\n", This, lplpFrame, lplpDoc, lpFrameInfo);
  93     return E_INVALIDARG;
  94 }
  95
  96 static HRESULT STDMETHODCALLTYPE RichEditOleCallback_ShowContainerUI(
  97     IRichEditOleCallback* This,
  98     BOOL fShow)
  99 {
 100     WINE_TRACE("(%p, %d)\n", This, fShow);
 101     return S_OK;
 102 }
 103
 104 static HRESULT STDMETHODCALLTYPE RichEditOleCallback_QueryInsertObject(
 105     IRichEditOleCallback* This,
 106     LPCLSID lpclsid,
 107     LPSTORAGE lpstg,
 108     LONG cp)
 109 {
 110     WINE_TRACE("(%p, %p, %p, %ld)\n", This, lpclsid, lpstg, cp);
 111     return S_OK;
 112 }
 113
 114 static HRESULT STDMETHODCALLTYPE RichEditOleCallback_DeleteObject(
 115     IRichEditOleCallback* This,
 116     LPOLEOBJECT lpoleobj)
 117 {
 118     WINE_TRACE("(%p, %p)\n", This, lpoleobj);
 119     return S_OK;
 120 }
 121
 122 static HRESULT STDMETHODCALLTYPE RichEditOleCallback_QueryAcceptData(
 123     IRichEditOleCallback* This,
 124     LPDATAOBJECT lpdataobj,
 125     CLIPFORMAT *lpcfFormat,
 126     DWORD reco,
 127     BOOL fReally,
 128     HGLOBAL hMetaPict)
 129 {
 130     WINE_TRACE("(%p, %p, %p, %lx, %d, %p)\n",
 131                This, lpdataobj, lpcfFormat, reco, fReally, hMetaPict);
 132     return S_OK;
 133 }
 134
 135 static HRESULT STDMETHODCALLTYPE RichEditOleCallback_ContextSensitiveHelp(
 136     IRichEditOleCallback* This,
 137     BOOL fEnterMode)
 138 {
 139     WINE_TRACE("(%p, %d)\n", This, fEnterMode);
 140     return S_OK;
 141 }
 142
 143 static HRESULT STDMETHODCALLTYPE RichEditOleCallback_GetClipboardData(
 144     IRichEditOleCallback* This,
 145     CHARRANGE *lpchrg,
 146     DWORD reco,
 147     LPDATAOBJECT *lplpdataobj)
 148 {
 149     WINE_TRACE("(%p, %p, %lx, %p)\n", This, lpchrg, reco, lplpdataobj);
 150     return E_NOTIMPL;
 151 }
 152
 153 static HRESULT STDMETHODCALLTYPE RichEditOleCallback_GetDragDropEffect(
 154     IRichEditOleCallback* This,
 155     BOOL fDrag,
 156     DWORD grfKeyState,
 157     LPDWORD pdwEffect)
 158 {
 159     WINE_TRACE("(%p, %d, %lx, %p)\n", This, fDrag, grfKeyState, pdwEffect);
 160     if (pdwEffect)
 161           *pdwEffect = DROPEFFECT_COPY;
 162     return S_OK;
 163 }
 164
 165 static HRESULT STDMETHODCALLTYPE RichEditOleCallback_GetContextMenu(
 166     IRichEditOleCallback* This,
 167     WORD seltype,
 168     LPOLEOBJECT lpoleobj,
 169     CHARRANGE *lpchrg,
 170     HMENU *lphmenu)
 171 {
 172     HINSTANCE hInstance = GetModuleHandleW(0);
 173     HMENU hPopupMenu = LoadMenuW(hInstance, MAKEINTRESOURCEW(IDM_POPUP));
 174
 175     WINE_TRACE("(%p, %x, %p, %p, %p)\n",
 176                This, seltype, lpoleobj, lpchrg, lphmenu);
 177
 178     *lphmenu = GetSubMenu(hPopupMenu, 0);
 179     return S_OK;
 180 }
 181
 182 struct IRichEditOleCallbackVtbl olecallbackVtbl = {
 183     RichEditOleCallback_QueryInterface,
 184     RichEditOleCallback_AddRef,
 185     RichEditOleCallback_Release,
 186     RichEditOleCallback_GetNewStorage,
 187     RichEditOleCallback_GetInPlaceContext,
 188     RichEditOleCallback_ShowContainerUI,
 189     RichEditOleCallback_QueryInsertObject,
 190     RichEditOleCallback_DeleteObject,
 191     RichEditOleCallback_QueryAcceptData,
 192     RichEditOleCallback_ContextSensitiveHelp,
 193     RichEditOleCallback_GetClipboardData,
 194     RichEditOleCallback_GetDragDropEffect,
 195     RichEditOleCallback_GetContextMenu
 196 };
 197
 198 struct IRichEditOleCallbackImpl olecallback = {
 199     { &olecallbackVtbl }, NULL, 0
 200 };
 201
 202 HRESULT setup_richedit_olecallback(HWND hEditorWnd)
 203 {
 204     HRESULT hr = StgCreateDocfile(NULL,
 205           STGM_READWRITE | STGM_SHARE_EXCLUSIVE | STGM_DELETEONRELEASE,
 206           0, &olecallback.stg);
 207
 208     SendMessageW(hEditorWnd, EM_SETOLECALLBACK, 0, (LPARAM)&olecallback.IRichEditOleCallback_iface);
 209     return hr;
 210 }