summaryrefslogtreecommitdiff
path: root/plugins/Clist_modern/src/modern_xptheme.cpp
blob: c4d54d0e1a557e4721feda956706e7bf1f1eb565 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
#include "hdr/modern_commonheaders.h"
#include "hdr/modern_commonprototypes.h"
#include "m_api/m_xpTheme.h"


//statical

typedef struct _tagXPTObject
{
  HANDLE  hThemeHandle;
  HWND    hOwnerWindow;
  LPCWSTR lpcwClassObject;
} XPTObject;

static OBJLIST<XPTObject> xptObjectList(1);
static CRITICAL_SECTION xptCS;

#define xptlock() EnterCriticalSection(&xptCS)
#define xptunlock() LeaveCriticalSection(&xptCS)

static void _sttXptCloseThemeData(XPTObject * xptObject)
{
	CloseThemeData(xptObject->hThemeHandle);
	xptObject->hThemeHandle = NULL;
}
static void _sttXptReloadThemeData(XPTObject * xptObject)
{
	CloseThemeData(xptObject->hThemeHandle);
	xptObject->hThemeHandle = OpenThemeData(xptObject->hOwnerWindow, xptObject->lpcwClassObject);
}


HRESULT XPThemesLoadModule()
{
	InitializeCriticalSection(&xptCS);
	return S_OK;
}

void XPThemesUnloadModule()
{
	xptlock();
	xptunlock();
	xptObjectList.destroy();
	DeleteCriticalSection(&xptCS);
}


BOOL xpt_IsThemed(XPTHANDLE xptHandle)
{
	BOOL res = FALSE;
	if ( !xptHandle) return FALSE;
	xptlock();
	{
		if (xpt_IsValidHandle(xptHandle) && ((XPTObject*) xptHandle)->hThemeHandle)
			res = TRUE;
	}
	xptunlock();
	return res;	
}

BOOL xpt_IsValidHandle(XPTHANDLE xptHandle)
{
	BOOL res = FALSE;
	if ( !xptHandle) return FALSE;
	xptlock();
	{
		if (xptObjectList.indexOf((XPTObject*)xptHandle) != -1) 
			res = TRUE;
	}
	xptunlock();
	return res;
}

XPTHANDLE xpt_AddThemeHandle(HWND hwnd, LPCWSTR className)
{
	XPTHANDLE res = NULL;
	xptlock();
	{
		XPTObject* xptObject = new XPTObject;
		xptObject->lpcwClassObject = className;
		xptObject->hOwnerWindow = hwnd;
		_sttXptReloadThemeData(xptObject);
		xptObjectList.insert(xptObject);
		res = (XPTHANDLE)xptObject;
	}
	xptunlock();
	return res;
}

void xpt_FreeThemeHandle(XPTHANDLE xptHandle)
{
   xptlock();
   if (xpt_IsValidHandle(xptHandle))
   {
	   XPTObject* xptObject = (XPTObject*)xptHandle;
	   _sttXptCloseThemeData(xptObject);
	   mir_free(xptHandle);
		xptObjectList.remove( xptObjectList.indexOf(xptObject));
   }
   xptunlock();
}
void xpt_FreeThemeForWindow(HWND hwnd)
{
	xptlock();
	{
		for (int i=0; i < xptObjectList.getCount(); )
		{
		   XPTObject& xptObject = xptObjectList[i];
		   if (xptObject.hOwnerWindow == hwnd)
			{
				_sttXptCloseThemeData(&xptObject);
				xptObjectList.remove(i);		   
			}
			else i++;
		}
	}
	xptunlock();
}

void xpt_OnWM_THEMECHANGED()
{
	xptlock();
	{
		for (int i=0; i < xptObjectList.getCount(); i++)
			_sttXptReloadThemeData(&xptObjectList[i]);
	}
	xptunlock();
}

HRESULT	xpt_DrawThemeBackground(XPTHANDLE xptHandle, HDC hdc, int type, int state, const RECT *sizeRect, const RECT *clipRect)
{
	HRESULT res = S_FALSE;
	xptlock();
	if (xpt_IsThemed(xptHandle))
		res = DrawThemeBackground(((XPTObject*)xptHandle)->hThemeHandle, hdc, type, state, sizeRect, clipRect);
	xptunlock();
	return res;
}

BOOL xpt_IsThemeBackgroundPartiallyTransparent(XPTHANDLE xptHandle, int type,  int state)
{
	BOOL res = FALSE;
	xptlock();
	if (xpt_IsThemed(xptHandle))
		res = IsThemeBackgroundPartiallyTransparent(((XPTObject*)xptHandle)->hThemeHandle,  type, state);
	xptunlock();
	return res;
}

HRESULT	xpt_DrawTheme(XPTHANDLE xptHandle, HWND hwnd, HDC hdc, int type, int state, const RECT *sizeRect, const RECT *clipRect)
{
	HRESULT res = S_FALSE;
	xptlock();
	if (xpt_IsThemed(xptHandle))
	{
		if (IsThemeBackgroundPartiallyTransparent(((XPTObject*)xptHandle)->hThemeHandle,  type, state)) {
			DrawThemeParentBackground(hwnd,hdc,sizeRect);
			res = DrawThemeBackground(((XPTObject*)xptHandle)->hThemeHandle, hdc, type, state, sizeRect, clipRect);
		}
	}
	xptunlock();
	return res;
}

HRESULT xpt_DrawThemeText(XPTHANDLE xptHandle, HDC hdc, int type, int state, LPCTSTR lpStr, int len, DWORD flag1, DWORD flag2, const RECT *textRect)
{
	HRESULT res = S_FALSE;
	xptlock();
	if (xpt_IsThemed(xptHandle))
		DrawThemeText(((XPTObject*)xptHandle)->hThemeHandle,  hdc,  type,  state,  (LPCWSTR)lpStr,  len,  flag1,  flag2,  textRect);
	else
		ske_DrawText(hdc,lpStr,len, (RECT*)textRect, flag1);
	xptunlock();
	return S_OK;
}
BOOL xpt_EnableThemeDialogTexture(HWND hwnd, DWORD flags)
{
	BOOL res = FALSE;
	xptlock();
	res = EnableThemeDialogTexture(hwnd, flags);
	xptunlock();
	return res;
}
//usage outside
// add theme data
// in WM_DESTROY - release theme data
// in paint xpt_DrawTheme