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#ifdef _MSC_VER
#define WIN32_LEAN_AND_MEAN
#endif
#include "tkWinInt.h"
#include "ttk/ttkTheme.h"
#if !defined(WM_THEMECHANGED)
#define WM_THEMECHANGED 0x031A
#endif
static LRESULT WINAPI WndProc(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp);
/*
* RegisterSystemColors --
* Register all known Windows system colors (as per GetSysColor) as Tk
* named colors.
*/
typedef struct {
const char *name;
int index;
} SystemColorEntry;
static const SystemColorEntry sysColors[] = {
{ "System3dDarkShadow", COLOR_3DDKSHADOW },
{ "System3dLight", COLOR_3DLIGHT },
{ "SystemActiveBorder", COLOR_ACTIVEBORDER },
{ "SystemActiveCaption", COLOR_ACTIVECAPTION },
{ "SystemAppWorkspace", COLOR_APPWORKSPACE },
{ "SystemBackground", COLOR_BACKGROUND },
{ "SystemButtonFace", COLOR_BTNFACE },
{ "SystemButtonHighlight", COLOR_BTNHIGHLIGHT },
{ "SystemButtonShadow", COLOR_BTNSHADOW },
{ "SystemButtonText", COLOR_BTNTEXT },
{ "SystemCaptionText", COLOR_CAPTIONTEXT },
{ "SystemDisabledText", COLOR_GRAYTEXT },
{ "SystemGrayText", COLOR_GRAYTEXT },
{ "SystemHighlight", COLOR_HIGHLIGHT },
{ "SystemHighlightText", COLOR_HIGHLIGHTTEXT },
{ "SystemInactiveBorder", COLOR_INACTIVEBORDER },
{ "SystemInactiveCaption", COLOR_INACTIVECAPTION },
{ "SystemInactiveCaptionText", COLOR_INACTIVECAPTIONTEXT },
{ "SystemInfoBackground", COLOR_INFOBK },
{ "SystemInfoText", COLOR_INFOTEXT },
{ "SystemMenu", COLOR_MENU },
{ "SystemMenuText", COLOR_MENUTEXT },
{ "SystemScrollbar", COLOR_SCROLLBAR },
{ "SystemWindow", COLOR_WINDOW },
{ "SystemWindowFrame", COLOR_WINDOWFRAME },
{ "SystemWindowText", COLOR_WINDOWTEXT },
{ NULL, 0 }
};
static void RegisterSystemColors(Tcl_Interp *interp)
{
Ttk_ResourceCache cache = Ttk_GetResourceCache(interp);
const SystemColorEntry *sysColor;
for (sysColor = sysColors; sysColor->name; ++sysColor) {
DWORD pixel = GetSysColor(sysColor->index);
XColor colorSpec;
colorSpec.red = GetRValue(pixel) * 257;
colorSpec.green = GetGValue(pixel) * 257;
colorSpec.blue = GetBValue(pixel) * 257;
Ttk_RegisterNamedColor(cache, sysColor->name, &colorSpec);
}
}
static HWND
CreateThemeMonitorWindow(HINSTANCE hinst, Tcl_Interp *interp)
{
WNDCLASSEXW wc;
HWND hwnd = NULL;
WCHAR title[32] = L"TtkMonitorWindow";
WCHAR name[32] = L"TtkMonitorClass";
wc.cbSize = sizeof(WNDCLASSEXW);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = (WNDPROC)WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hinst;
wc.hIcon = LoadIconW(NULL, (LPCWSTR)IDI_APPLICATION);
wc.hIconSm = LoadIconW(NULL, (LPCWSTR)IDI_APPLICATION);
wc.hCursor = LoadCursorW(NULL, (LPCWSTR)IDC_ARROW);
wc.hbrBackground = (HBRUSH)COLOR_WINDOW;
wc.lpszMenuName = name;
wc.lpszClassName = name;
if (RegisterClassExW(&wc)) {
hwnd = CreateWindowW( name, title, WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
NULL, NULL, hinst, NULL );
SetWindowLongPtrW(hwnd, GWLP_USERDATA, (LONG_PTR) interp);
ShowWindow(hwnd, SW_HIDE);
UpdateWindow(hwnd);
}
return hwnd;
}
static void
DestroyThemeMonitorWindow(void *clientData)
{
HWND hwnd = (HWND)clientData;
DestroyWindow(hwnd);
}
static LRESULT WINAPI
WndProc(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp)
{
Tcl_Interp *interp = (Tcl_Interp *)GetWindowLongPtrW(hwnd, GWLP_USERDATA);
Ttk_Theme theme;
switch (msg) {
case WM_DESTROY:
break;
case WM_SYSCOLORCHANGE:
RegisterSystemColors(interp);
break;
case WM_THEMECHANGED:
/*
* Reset the application theme.
* On windows, it is possible to sign in as a second user, change
* the theme to 'winnative' (by setting the ui to 'best performance'),
* which is a machine-wide change, and then sign back on to the original user.
* Ttk_UseTheme needs to be executed again in order to process the fallback
* from vista/xpnative to winnative.
*/
theme = Ttk_GetCurrentTheme(interp);
if (theme) {
Ttk_UseTheme(interp, theme);
/* @@@ What to do about errors here? */
}
break;
}
return DefWindowProcW(hwnd, msg, wp, lp);
}
/*
* Windows-specific platform initialization:
*/
MODULE_SCOPE int TtkWinTheme_Init(Tcl_Interp *, HWND hwnd);
MODULE_SCOPE int TtkXPTheme_Init(Tcl_Interp *, HWND hwnd);
MODULE_SCOPE int Ttk_WinPlatformInit(Tcl_Interp *interp);
MODULE_SCOPE int Ttk_WinPlatformInit(Tcl_Interp *interp)
{
HWND hwnd;
hwnd = CreateThemeMonitorWindow(Tk_GetHINSTANCE(), interp);
Ttk_RegisterCleanup(interp, hwnd, DestroyThemeMonitorWindow);
TtkWinTheme_Init(interp, hwnd);
TtkXPTheme_Init(interp, hwnd);
return TCL_OK;
}
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