source: trunk/src/gui/styles/qwindowsxpstyle_p.h@ 764

Last change on this file since 764 was 651, checked in by Dmitry A. Kuminov, 16 years ago

trunk: Merged in qt 4.6.2 sources.
File size: 9.9 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the QtGui module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
16** GNU Lesser General Public License Usage
17** Alternatively, this file may be used under the terms of the GNU Lesser
18** General Public License version 2.1 as published by the Free Software
19** Foundation and appearing in the file LICENSE.LGPL included in the
20** packaging of this file. Please review the following information to
21** ensure the GNU Lesser General Public License version 2.1 requirements
22** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23**
24** In addition, as a special exception, Nokia gives you certain additional
25** rights. These rights are described in the Nokia Qt LGPL Exception
26** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you have questions regarding the use of this file, please contact
37** Nokia at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#ifndef QWINDOWSXPSTYLE_P_H
43#define QWINDOWSXPSTYLE_P_H
44
45//
46// W A R N I N G
47// -------------
48//
49// This file is not part of the Qt API. It exists for the convenience
50// of qapplication_*.cpp, qwidget*.cpp and qfiledialog.cpp. This header
51// file may change from version to version without notice, or even be removed.
52//
53// We mean it.
54//
55
56#include "qwindowsxpstyle.h"
57#include "qwindowsstyle_p.h"
58#include <qmap.h>
59#include <qt_windows.h>
60
61// Note, these tests are duplicated in qwizard_win.cpp.
62#ifdef Q_CC_GNU
63# include <w32api.h>
64# if (__W32API_MAJOR_VERSION >= 3 || (__W32API_MAJOR_VERSION == 2 && __W32API_MINOR_VERSION >= 5))
65# ifdef _WIN32_WINNT
66# undef _WIN32_WINNT
67# endif
68# define _WIN32_WINNT 0x0501
69# include <commctrl.h>
70# endif
71#endif
72
73#include <uxtheme.h>
74
75#if WINVER >= 0x0600
76#include <vssym32.h>
77#else
78#include <tmschema.h>
79#endif
80
81#include <limits.h>
82
83QT_BEGIN_NAMESPACE
84
85// Older Platform SDKs do not have the extended DrawThemeBackgroundEx
86// function. We add the needed parts here, and use the extended
87// function dynamically, if available in uxtheme.dll. Else, we revert
88// back to using the DrawThemeBackground function.
89#ifndef DTBG_OMITBORDER
90# ifndef DTBG_CLIPRECT
91# define DTBG_CLIPRECT 0x00000001
92# endif
93# ifndef DTBG_DRAWSOLID
94# define DTBG_DRAWSOLID 0x00000002
95# endif
96# ifndef DTBG_OMITBORDER
97# define DTBG_OMITBORDER 0x00000004
98# endif
99# ifndef DTBG_OMITCONTENT
100# define DTBG_OMITCONTENT 0x00000008
101# endif
102# ifndef DTBG_COMPUTINGREGION
103# define DTBG_COMPUTINGREGION 0x00000010
104# endif
105# ifndef DTBG_MIRRORDC
106# define DTBG_MIRRORDC 0x00000020
107# endif
108 typedef struct _DTBGOPTS
109 {
110 DWORD dwSize;
111 DWORD dwFlags;
112 RECT rcClip;
113 } DTBGOPTS, *PDTBGOPTS;
114#endif // _DTBGOPTS
115
116// Undefined for some compile environments
117#ifndef TMT_TEXTCOLOR
118# define TMT_TEXTCOLOR 3803
119#endif
120#ifndef TMT_BORDERCOLORHINT
121# define TMT_BORDERCOLORHINT 3822
122#endif
123#ifndef TMT_BORDERSIZE
124# define TMT_BORDERSIZE 2403
125#endif
126#ifndef TMT_BORDERONLY
127# define TMT_BORDERONLY 2203
128#endif
129#ifndef TMT_TRANSPARENTCOLOR
130# define TMT_TRANSPARENTCOLOR 3809
131#endif
132#ifndef TMT_CAPTIONMARGINS
133# define TMT_CAPTIONMARGINS 3603
134#endif
135#ifndef TMT_CONTENTMARGINS
136# define TMT_CONTENTMARGINS 3602
137#endif
138#ifndef TMT_SIZINGMARGINS
139# define TMT_SIZINGMARGINS 3601
140#endif
141#ifndef TMT_GLYPHTYPE
142# define TMT_GLYPHTYPE 4012
143#endif
144#ifndef TMT_BGTYPE
145# define TMT_BGTYPE 4001
146#endif
147#ifndef TMT_TEXTSHADOWTYPE
148# define TMT_TEXTSHADOWTYPE 4010
149#endif
150#ifndef TMT_BORDERCOLOR
151# define TMT_BORDERCOLOR 3801
152#endif
153#ifndef BT_IMAGEFILE
154# define BT_IMAGEFILE 0
155#endif
156#ifndef BT_BORDERFILL
157# define BT_BORDERFILL 1
158#endif
159#ifndef BT_NONE
160# define BT_NONE 2
161#endif
162#ifndef TMT_FILLCOLOR
163# define TMT_FILLCOLOR 3802
164#endif
165#ifndef TMT_PROGRESSCHUNKSIZE
166# define TMT_PROGRESSCHUNKSIZE 2411
167#endif
168
169// TMT_TEXTSHADOWCOLOR is wrongly defined in mingw
170#if TMT_TEXTSHADOWCOLOR != 3818
171#undef TMT_TEXTSHADOWCOLOR
172#define TMT_TEXTSHADOWCOLOR 3818
173#endif
174#ifndef TST_NONE
175# define TST_NONE 0
176#endif
177
178#ifndef GT_NONE
179# define GT_NONE 0
180#endif
181#ifndef GT_IMAGEGLYPH
182# define GT_IMAGEGLYPH 1
183#endif
184
185// These defines are missing from the tmschema, but still exist as
186// states for their parts
187#ifndef MINBS_INACTIVE
188#define MINBS_INACTIVE 5
189#endif
190#ifndef MAXBS_INACTIVE
191#define MAXBS_INACTIVE 5
192#endif
193#ifndef RBS_INACTIVE
194#define RBS_INACTIVE 5
195#endif
196#ifndef HBS_INACTIVE
197#define HBS_INACTIVE 5
198#endif
199#ifndef CBS_INACTIVE
200#define CBS_INACTIVE 5
201#endif
202
203// Uncomment define below to build debug assisting code, and output
204// #define DEBUG_XP_STYLE
205
206#if !defined(QT_NO_STYLE_WINDOWSXP)
207
208// Declarations -----------------------------------------------------------------------------------
209class XPThemeData
210{
211public:
212 XPThemeData(const QWidget *w = 0, QPainter *p = 0, const QString &theme = QString(),
213 int part = 0, int state = 0, const QRect &r = QRect())
214 : widget(w), painter(p), name(theme), htheme(0), partId(part), stateId(state),
215 mirrorHorizontally(false), mirrorVertically(false), noBorder(false),
216 noContent(false), rotate(0), rect(r)
217 {}
218
219 HRGN mask();
220 HTHEME handle();
221
222 RECT toRECT(const QRect &qr);
223 bool isValid();
224
225 const QWidget *widget;
226 QPainter *painter;
227 QString name;
228 HTHEME htheme;
229 int partId;
230 int stateId;
231
232 uint mirrorHorizontally : 1;
233 uint mirrorVertically : 1;
234 uint noBorder : 1;
235 uint noContent : 1;
236 uint rotate;
237 QRect rect;
238};
239
240struct ThemeMapKey {
241 QString name;
242 int partId;
243 int stateId;
244 bool noBorder;
245 bool noContent;
246
247 ThemeMapKey() : partId(-1), stateId(-1) {}
248 ThemeMapKey(const XPThemeData &data)
249 : name(data.name), partId(data.partId), stateId(data.stateId),
250 noBorder(data.noBorder), noContent(data.noContent) {}
251
252};
253
254inline uint qHash(const ThemeMapKey &key)
255{ return qHash(key.name) ^ key.partId ^ key.stateId; }
256
257inline bool operator==(const ThemeMapKey &k1, const ThemeMapKey &k2)
258{
259 return k1.name == k2.name
260 && k1.partId == k2.partId
261 && k1.stateId == k2.stateId;
262}
263
264enum AlphaChannelType {
265 UnknownAlpha = -1, // Alpha of part & state not yet known
266 NoAlpha, // Totally opaque, no need to touch alpha (RGB)
267 MaskAlpha, // Alpha channel must be fixed (ARGB)
268 RealAlpha // Proper alpha values from Windows (ARGB_Premultiplied)
269};
270
271struct ThemeMapData {
272 AlphaChannelType alphaType; // Which type of alpha on part & state
273
274 bool dataValid : 1; // Only used to detect if hash value is ok
275 bool partIsTransparent : 1;
276 bool hasAnyData : 1; // False = part & state has not data, NOP
277 bool hasAlphaChannel : 1; // True = part & state has real Alpha
278 bool wasAlphaSwapped : 1; // True = alpha channel needs to be swapped
279 bool hadInvalidAlpha : 1; // True = alpha channel contained invalid alpha values
280
281 ThemeMapData() : dataValid(false), partIsTransparent(false), hasAnyData(false),
282 hasAlphaChannel(false), wasAlphaSwapped(false), hadInvalidAlpha(false) {}
283};
284
285class QWindowsXPStylePrivate : public QWindowsStylePrivate
286{
287 Q_DECLARE_PUBLIC(QWindowsXPStyle)
288public:
289 QWindowsXPStylePrivate()
290 : QWindowsStylePrivate(), hasInitColors(false), bufferDC(0), bufferBitmap(0), nullBitmap(0),
291 bufferPixels(0), bufferW(0), bufferH(0)
292 { init(); }
293
294 ~QWindowsXPStylePrivate()
295 { cleanup(); }
296
297 static HWND winId(const QWidget *widget);
298
299 void init(bool force = false);
300 void cleanup(bool force = false);
301 void cleanupHandleMap();
302 const QPixmap *tabBody(QWidget *widget);
303
304 HBITMAP buffer(int w = 0, int h = 0);
305 HDC bufferHDC()
306 { return bufferDC;}
307
308 static bool resolveSymbols();
309 static bool useXP(bool update = false);
310
311 bool isTransparent(XPThemeData &themeData);
312 QRegion region(XPThemeData &themeData);
313
314 void setTransparency(QWidget *widget, XPThemeData &themeData);
315 void drawBackground(XPThemeData &themeData);
316 void drawBackgroundThruNativeBuffer(XPThemeData &themeData);
317 void drawBackgroundDirectly(XPThemeData &themeData);
318
319 bool hasAnyData(const QRect &rect);
320 bool hasAlphaChannel(const QRect &rect);
321 bool fixAlphaChannel(const QRect &rect);
322 bool swapAlphaChannel(const QRect &rect, bool allPixels = false);
323
324 QRgb groupBoxTextColor;
325 QRgb groupBoxTextColorDisabled;
326 QRgb sliderTickColor;
327 bool hasInitColors;
328
329 static QMap<QString,HTHEME> *handleMap;
330
331 QIcon dockFloat, dockClose;
332
333private:
334#ifdef DEBUG_XP_STYLE
335 void dumpNativeDIB(int w, int h);
336 void showProperties(XPThemeData &themeData);
337#endif
338
339 static QBasicAtomicInt ref;
340 static bool use_xp;
341 static QWidget *limboWidget;
342 static QPixmap *tabbody;
343
344 QHash<ThemeMapKey, ThemeMapData> alphaCache;
345 HDC bufferDC;
346 HBITMAP bufferBitmap;
347 HBITMAP nullBitmap;
348 uchar *bufferPixels;
349 int bufferW, bufferH;
350};
351
352#endif // QT_NO_STYLE_WINDOWS
353
354QT_END_NAMESPACE
355
356#endif //QWINDOWSXPSTYLE_P_H
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