dlls/mshtml/htmlscreen.c

   1 /*
   2  * Copyright 2009 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 #include <stdarg.h>
  20
  21 #define COBJMACROS
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winuser.h"
  26 #include "ole2.h"
  27
  28 #include "wine/debug.h"
  29
  30 #include "mshtml_private.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  33
  34 typedef struct {
  35     DispatchEx dispex;
  36     IHTMLScreen IHTMLScreen_iface;
  37
  38     LONG ref;
  39 } HTMLScreen;
  40
  41 static inline HTMLScreen *impl_from_IHTMLScreen(IHTMLScreen *iface)
  42 {
  43     return CONTAINING_RECORD(iface, HTMLScreen, IHTMLScreen_iface);
  44 }
  45
  46 static HRESULT WINAPI HTMLScreen_QueryInterface(IHTMLScreen *iface, REFIID riid, void **ppv)
  47 {
  48     HTMLScreen *This = impl_from_IHTMLScreen(iface);
  49
  50     *ppv = NULL;
  51
  52     if(IsEqualGUID(&IID_IUnknown, riid)) {
  53         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
  54         *ppv = &This->IHTMLScreen_iface;
  55     }else if(IsEqualGUID(&IID_IHTMLScreen, riid)) {
  56         TRACE("(%p)->(IID_IHTMLScreen %p)\n", This, ppv);
  57         *ppv = &This->IHTMLScreen_iface;
  58     }else if(dispex_query_interface(&This->dispex, riid, ppv)) {
  59         return *ppv ? S_OK : E_NOINTERFACE;
  60     }
  61
  62     if(*ppv) {
  63         IUnknown_AddRef((IUnknown*)*ppv);
  64         return S_OK;
  65     }
  66
  67     WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
  68     return E_NOINTERFACE;
  69 }
  70
  71 static ULONG WINAPI HTMLScreen_AddRef(IHTMLScreen *iface)
  72 {
  73     HTMLScreen *This = impl_from_IHTMLScreen(iface);
  74     LONG ref = InterlockedIncrement(&This->ref);
  75
  76     TRACE("(%p) ref=%d\n", This, ref);
  77
  78     return ref;
  79 }
  80
  81 static ULONG WINAPI HTMLScreen_Release(IHTMLScreen *iface)
  82 {
  83     HTMLScreen *This = impl_from_IHTMLScreen(iface);
  84     LONG ref = InterlockedDecrement(&This->ref);
  85
  86     TRACE("(%p) ref=%d\n", This, ref);
  87
  88     if(!ref) {
  89         release_dispex(&This->dispex);
  90         heap_free(This);
  91     }
  92
  93     return ref;
  94 }
  95
  96 static HRESULT WINAPI HTMLScreen_GetTypeInfoCount(IHTMLScreen *iface, UINT *pctinfo)
  97 {
  98     HTMLScreen *This = impl_from_IHTMLScreen(iface);
  99     FIXME("(%p)\n", This);
 100     return E_NOTIMPL;
 101 }
 102
 103 static HRESULT WINAPI HTMLScreen_GetTypeInfo(IHTMLScreen *iface, UINT iTInfo,
 104         LCID lcid, ITypeInfo **ppTInfo)
 105 {
 106     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 107     FIXME("(%p)\n", This);
 108     return E_NOTIMPL;
 109 }
 110
 111 static HRESULT WINAPI HTMLScreen_GetIDsOfNames(IHTMLScreen *iface, REFIID riid,
 112         LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId)
 113 {
 114     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 115     FIXME("(%p)\n", This);
 116     return E_NOTIMPL;
 117 }
 118
 119 static HRESULT WINAPI HTMLScreen_Invoke(IHTMLScreen *iface, DISPID dispIdMember,
 120         REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
 121         VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 122 {
 123     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 124     FIXME("(%p)\n", This);
 125     return E_NOTIMPL;
 126 }
 127
 128 static HRESULT WINAPI HTMLScreen_get_colorDepth(IHTMLScreen *iface, LONG *p)
 129 {
 130     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 131
 132     TRACE("(%p)->(%p)\n", This, p);
 133
 134     *p = GetDeviceCaps(get_display_dc(), BITSPIXEL);
 135     return S_OK;
 136 }
 137
 138 static HRESULT WINAPI HTMLScreen_put_bufferDepth(IHTMLScreen *iface, LONG v)
 139 {
 140     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 141     FIXME("(%p)->(%d)\n", This, v);
 142     return E_NOTIMPL;
 143 }
 144
 145 static HRESULT WINAPI HTMLScreen_get_bufferDepth(IHTMLScreen *iface, LONG *p)
 146 {
 147     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 148     FIXME("(%p)->(%p)\n", This, p);
 149     return E_NOTIMPL;
 150 }
 151
 152 static HRESULT WINAPI HTMLScreen_get_width(IHTMLScreen *iface, LONG *p)
 153 {
 154     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 155
 156     TRACE("(%p)->(%p)\n", This, p);
 157
 158     *p = GetDeviceCaps(get_display_dc(), HORZRES);
 159     return S_OK;
 160 }
 161
 162 static HRESULT WINAPI HTMLScreen_get_height(IHTMLScreen *iface, LONG *p)
 163 {
 164     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 165
 166     TRACE("(%p)->(%p)\n", This, p);
 167
 168     *p = GetDeviceCaps(get_display_dc(), VERTRES);
 169     return S_OK;
 170 }
 171
 172 static HRESULT WINAPI HTMLScreen_put_updateInterval(IHTMLScreen *iface, LONG v)
 173 {
 174     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 175     FIXME("(%p)->(%d)\n", This, v);
 176     return E_NOTIMPL;
 177 }
 178
 179 static HRESULT WINAPI HTMLScreen_get_updateInterval(IHTMLScreen *iface, LONG *p)
 180 {
 181     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 182     FIXME("(%p)->(%p)\n", This, p);
 183     return E_NOTIMPL;
 184 }
 185
 186 static HRESULT WINAPI HTMLScreen_get_availHeight(IHTMLScreen *iface, LONG *p)
 187 {
 188     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 189     RECT work_area;
 190
 191     TRACE("(%p)->(%p)\n", This, p);
 192
 193     if(!SystemParametersInfoW(SPI_GETWORKAREA, 0, &work_area, 0))
 194         return E_FAIL;
 195
 196     *p = work_area.bottom-work_area.top;
 197     return S_OK;
 198 }
 199
 200 static HRESULT WINAPI HTMLScreen_get_availWidth(IHTMLScreen *iface, LONG *p)
 201 {
 202     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 203     RECT work_area;
 204
 205     TRACE("(%p)->(%p)\n", This, p);
 206
 207     if(!SystemParametersInfoW(SPI_GETWORKAREA, 0, &work_area, 0))
 208         return E_FAIL;
 209
 210     *p = work_area.right-work_area.left;
 211     return S_OK;
 212 }
 213
 214 static HRESULT WINAPI HTMLScreen_get_fontSmoothingEnabled(IHTMLScreen *iface, VARIANT_BOOL *p)
 215 {
 216     HTMLScreen *This = impl_from_IHTMLScreen(iface);
 217     FIXME("(%p)->(%p)\n", This, p);
 218     return E_NOTIMPL;
 219 }
 220
 221 static const IHTMLScreenVtbl HTMLSreenVtbl = {
 222     HTMLScreen_QueryInterface,
 223     HTMLScreen_AddRef,
 224     HTMLScreen_Release,
 225     HTMLScreen_GetTypeInfoCount,
 226     HTMLScreen_GetTypeInfo,
 227     HTMLScreen_GetIDsOfNames,
 228     HTMLScreen_Invoke,
 229     HTMLScreen_get_colorDepth,
 230     HTMLScreen_put_bufferDepth,
 231     HTMLScreen_get_bufferDepth,
 232     HTMLScreen_get_width,
 233     HTMLScreen_get_height,
 234     HTMLScreen_put_updateInterval,
 235     HTMLScreen_get_updateInterval,
 236     HTMLScreen_get_availHeight,
 237     HTMLScreen_get_availWidth,
 238     HTMLScreen_get_fontSmoothingEnabled
 239 };
 240
 241 static const tid_t HTMLScreen_iface_tids[] = {
 242     IHTMLScreen_tid,
 243     0
 244 };
 245 static dispex_static_data_t HTMLScreen_dispex = {
 246     NULL,
 247     DispHTMLScreen_tid,
 248     NULL,
 249     HTMLScreen_iface_tids
 250 };
 251
 252 HRESULT HTMLScreen_Create(IHTMLScreen **ret)
 253 {
 254     HTMLScreen *screen;
 255
 256     screen = heap_alloc_zero(sizeof(HTMLScreen));
 257     if(!screen)
 258         return E_OUTOFMEMORY;
 259
 260     screen->IHTMLScreen_iface.lpVtbl = &HTMLSreenVtbl;
 261     screen->ref = 1;
 262
 263     init_dispex(&screen->dispex, (IUnknown*)&screen->IHTMLScreen_iface, &HTMLScreen_dispex);
 264
 265     *ret = &screen->IHTMLScreen_iface;
 266     return S_OK;
 267 }