1 /*
2 * OLE32 Initialization
3 *
4 * Copyright 2000 Huw D M Davies for CodeWeavers
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 #include <stdarg.h>
22 #include <stdio.h>
23
24 #include "windef.h"
25 #include "winbase.h"
26 #include "wingdi.h"
27 #include "winuser.h"
28 #include "winnls.h"
29 #include "objbase.h"
30 #include "ole2.h"
31 #include "wine/debug.h"
32
33 WINE_DEFAULT_DEBUG_CHANNEL(ole);
34
35 #define HIMETRIC_INCHES 2540
36
37 /***********************************************************************
38 * OleMetafilePictFromIconAndLabel (OLE32.@)
39 */
OleMetafilePictFromIconAndLabel(HICON hIcon,LPOLESTR lpszLabel,LPOLESTR lpszSourceFile,UINT iIconIndex)40 HGLOBAL WINAPI OleMetafilePictFromIconAndLabel(HICON hIcon, LPOLESTR lpszLabel,
41 LPOLESTR lpszSourceFile, UINT iIconIndex)
42 {
43 METAFILEPICT mfp;
44 HDC hdc;
45 HGLOBAL hmem = NULL;
46 LPVOID mfdata;
47 static const char szIconOnly[] = "IconOnly";
48 SIZE text_size = { 0, 0 };
49 INT width;
50 INT icon_width;
51 INT icon_height;
52 INT label_offset;
53 HDC hdcScreen;
54 LOGFONTW lf;
55 HFONT font;
56
57 TRACE("%p %p %s %d\n", hIcon, lpszLabel, debugstr_w(lpszSourceFile), iIconIndex);
58
59 if( !hIcon )
60 return NULL;
61
62 if (!SystemParametersInfoW(SPI_GETICONTITLELOGFONT, sizeof(lf), &lf, 0))
63 return NULL;
64
65 font = CreateFontIndirectW(&lf);
66 if (!font)
67 return NULL;
68
69 hdc = CreateMetaFileW(NULL);
70 if( !hdc )
71 {
72 DeleteObject(font);
73 return NULL;
74 }
75
76 SelectObject(hdc, font);
77
78 ExtEscape(hdc, MFCOMMENT, sizeof(szIconOnly), szIconOnly, 0, NULL);
79
80 icon_width = GetSystemMetrics(SM_CXICON);
81 icon_height = GetSystemMetrics(SM_CYICON);
82 /* FIXME: should we give the label a bit of padding here? */
83 label_offset = icon_height;
84 if (lpszLabel)
85 {
86 HFONT screen_old_font;
87 /* metafile DCs don't support GetTextExtentPoint32, so size the font
88 * using the desktop window DC */
89 hdcScreen = GetDC(NULL);
90 screen_old_font = SelectObject(hdcScreen, font);
91 GetTextExtentPoint32W(hdcScreen, lpszLabel, lstrlenW(lpszLabel), &text_size);
92 SelectObject(hdcScreen, screen_old_font);
93 ReleaseDC(NULL, hdcScreen);
94
95 width = 3 * icon_width;
96 }
97 else
98 width = icon_width;
99
100 SetMapMode(hdc, MM_ANISOTROPIC);
101 SetWindowOrgEx(hdc, 0, 0, NULL);
102 SetWindowExtEx(hdc, width, label_offset + text_size.cy, NULL);
103
104 /* draw the icon centered */
105 DrawIcon(hdc, (width-icon_width) / 2, 0, hIcon);
106 if(lpszLabel)
107 /* draw the label centered too, if provided */
108 TextOutW(hdc, (width-text_size.cx) / 2, label_offset, lpszLabel, lstrlenW(lpszLabel));
109
110 if (lpszSourceFile)
111 {
112 char szIconIndex[10];
113 int path_length = WideCharToMultiByte(CP_ACP,0,lpszSourceFile,-1,NULL,0,NULL,NULL);
114 if (path_length > 1)
115 {
116 char * szPath = CoTaskMemAlloc(path_length * sizeof(CHAR));
117 if (szPath)
118 {
119 WideCharToMultiByte(CP_ACP,0,lpszSourceFile,-1,szPath,path_length,NULL,NULL);
120 ExtEscape(hdc, MFCOMMENT, path_length, szPath, 0, NULL);
121 CoTaskMemFree(szPath);
122 }
123 }
124 snprintf(szIconIndex, 10, "%u", iIconIndex);
125 ExtEscape(hdc, MFCOMMENT, strlen(szIconIndex)+1, szIconIndex, 0, NULL);
126 }
127
128 mfp.mm = MM_ANISOTROPIC;
129 hdcScreen = GetDC(NULL);
130 mfp.xExt = MulDiv(width, HIMETRIC_INCHES, GetDeviceCaps(hdcScreen, LOGPIXELSX));
131 mfp.yExt = MulDiv(label_offset + text_size.cy, HIMETRIC_INCHES, GetDeviceCaps(hdcScreen, LOGPIXELSY));
132 ReleaseDC(NULL, hdcScreen);
133 mfp.hMF = CloseMetaFile(hdc);
134 DeleteObject(font);
135 if( !mfp.hMF )
136 return NULL;
137
138 hmem = GlobalAlloc( GMEM_MOVEABLE, sizeof(mfp) );
139 if( !hmem )
140 {
141 DeleteMetaFile(mfp.hMF);
142 return NULL;
143 }
144
145 mfdata = GlobalLock( hmem );
146 if( !mfdata )
147 {
148 GlobalFree( hmem );
149 DeleteMetaFile(mfp.hMF);
150 return NULL;
151 }
152
153 memcpy(mfdata,&mfp,sizeof(mfp));
154 GlobalUnlock( hmem );
155
156 TRACE("returning %p\n",hmem);
157
158 return hmem;
159 }
160
161 /***********************************************************************
162 * CoGetActivationState (ole32.@)
163 */
CoGetActivationState(GUID guid,DWORD unknown,DWORD * unknown2)164 HRESULT WINAPI CoGetActivationState(GUID guid, DWORD unknown, DWORD *unknown2)
165 {
166 FIXME("%s, %x, %p\n", debugstr_guid(&guid), unknown, unknown2);
167 return E_NOTIMPL;
168 }
169
170 /***********************************************************************
171 * CoGetCallState (ole32.@)
172 */
CoGetCallState(int unknown,PULONG unknown2)173 HRESULT WINAPI CoGetCallState(int unknown, PULONG unknown2)
174 {
175 FIXME("%d, %p\n", unknown, unknown2);
176 return E_NOTIMPL;
177 }
178