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Draw themed size gripper

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@7023 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
anders_k 2018-10-18 17:45:47 +00:00
parent 2502961051
commit 8de43bfab1
4 changed files with 44 additions and 3 deletions
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39
Contrib/Makensisw/utils.cpp
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@ -986,3 +986,42 @@ HFONT CreateFont(int Height, int Weight, DWORD PitchAndFamily, LPCTSTR Face)
OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY,
PitchAndFamily, Face);
}
#ifndef SP_GRIPPER
#ifndef HTHEME
#define HTHEME HTHEME_OLDSDK
struct OLDSDK_TYPE_HTHEME {int unused;}; typedef struct OLDSDK_TYPE_HTHEME* HTHEME;
#endif
#define SP_GRIPPER 3
#endif
struct VisualStyles {
VisualStyles() : m_OpenThemeData(NULL) {}
static HTHEME WINAPI Compat_OpenThemeData(HWND hWnd, LPCWSTR Class) { return NULL; }
HTHEME OpenThemeData(HWND hWnd, LPCWSTR Class) { return (InitUXTheme(), m_OpenThemeData(hWnd, Class)); }
void InitUXTheme()
{
if (m_OpenThemeData) return ;
HMODULE hUXT = LoadLibraryA("UXTHEME");
if (!((FARPROC&) m_OpenThemeData = GetProcAddress(hUXT, "OpenThemeData"))) m_OpenThemeData = Compat_OpenThemeData;
(FARPROC&) CloseThemeData = GetProcAddress(hUXT, "CloseThemeData");
(FARPROC&) DrawThemeBackground = GetProcAddress(hUXT, "DrawThemeBackground");
}
HTHEME(WINAPI*m_OpenThemeData)(HWND,LPCWSTR);
HRESULT(WINAPI*CloseThemeData)(HTHEME);
HRESULT(WINAPI*DrawThemeBackground)(HTHEME,HDC,int,int,LPCRECT,LPCRECT);
} VS;
void DrawGripper(HWND hWnd, HDC hDC, const RECT&r)
{
HTHEME hTheme = VS.OpenThemeData(hWnd, L"STATUS");
if (hTheme)
{
VS.DrawThemeBackground(hTheme, hDC, SP_GRIPPER, 0, &r, NULL);
VS.CloseThemeData(hTheme);
}
else
{
DrawFrameControl(hDC, const_cast<LPRECT>(&r), DFC_SCROLL, DFCS_SCROLLSIZEGRIP);
}
}