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-rw-r--r--win/tkWinX.c199
1 files changed, 60 insertions, 139 deletions
diff --git a/win/tkWinX.c b/win/tkWinX.c
index 62b2670..10431ed 100644
--- a/win/tkWinX.c
+++ b/win/tkWinX.c
@@ -10,17 +10,9 @@
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkWinX.c,v 1.57.2.4 2010/12/13 21:23:59 nijtmans Exp $
+ * RCS: @(#) $Id: tkWinX.c,v 1.73 2010/10/06 14:33:29 nijtmans Exp $
*/
-/*
- * Make sure the SendInput API is available (NT SP 3):
- */
-#if (_WIN32_WINNT <= 0x0400)
-#undef _WIN32_WINNT
-#define _WIN32_WINNT 0x0403
-#endif
-
#include "tkWinInt.h"
/*
@@ -30,7 +22,7 @@
*/
#ifndef _WIN32_IE
-#define _WIN32_IE 0x0501 /* IE 5 */
+#define _WIN32_IE 0x0550 /* IE 5.5 */
#endif
#include <commctrl.h>
@@ -63,49 +55,27 @@
#define UNICODE_NOCHAR 0xFFFF
#endif
-static TkWinProcs asciiProcs = {
- 0,
-
- (LRESULT (WINAPI *)(WNDPROC lpPrevWndFunc, HWND hWnd, UINT Msg,
- WPARAM wParam, LPARAM lParam)) CallWindowProcA,
- (LRESULT (WINAPI *)(HWND hWnd, UINT Msg, WPARAM wParam,
- LPARAM lParam)) DefWindowProcA,
- (ATOM (WINAPI *)(CONST WNDCLASS *lpWndClass)) RegisterClassA,
- (BOOL (WINAPI *)(HWND hWnd, LPCTSTR lpString)) SetWindowTextA,
- (HWND (WINAPI *)(DWORD dwExStyle, LPCTSTR lpClassName,
- LPCTSTR lpWindowName, DWORD dwStyle, int x, int y,
- int nWidth, int nHeight, HWND hWndParent, HMENU hMenu,
- HINSTANCE hInstance, LPVOID lpParam)) CreateWindowExA,
- (BOOL (WINAPI *)(HMENU hMenu, UINT uPosition, UINT uFlags,
- UINT uIDNewItem, LPCTSTR lpNewItem)) InsertMenuA,
- (int (WINAPI *)(HWND hWnd, LPCTSTR lpString, int nMaxCount)) GetWindowTextA,
-};
-
-static TkWinProcs unicodeProcs = {
+static const TkWinProcs unicodeProcs = {
1,
-
- (LRESULT (WINAPI *)(WNDPROC lpPrevWndFunc, HWND hWnd, UINT Msg,
- WPARAM wParam, LPARAM lParam)) CallWindowProcW,
- (LRESULT (WINAPI *)(HWND hWnd, UINT Msg, WPARAM wParam,
- LPARAM lParam)) DefWindowProcW,
- (ATOM (WINAPI *)(CONST WNDCLASS *lpWndClass)) RegisterClassW,
- (BOOL (WINAPI *)(HWND hWnd, LPCTSTR lpString)) SetWindowTextW,
- (HWND (WINAPI *)(DWORD dwExStyle, LPCTSTR lpClassName,
- LPCTSTR lpWindowName, DWORD dwStyle, int x, int y,
- int nWidth, int nHeight, HWND hWndParent, HMENU hMenu,
- HINSTANCE hInstance, LPVOID lpParam)) CreateWindowExW,
- (BOOL (WINAPI *)(HMENU hMenu, UINT uPosition, UINT uFlags,
- UINT uIDNewItem, LPCTSTR lpNewItem)) InsertMenuW,
- (int (WINAPI *)(HWND hWnd, LPCTSTR lpString, int nMaxCount)) GetWindowTextW,
+ (LRESULT (WINAPI *)(WNDPROC, HWND, UINT, WPARAM, LPARAM)) CallWindowProcW,
+ (LRESULT (WINAPI *)(HWND, UINT, WPARAM, LPARAM)) DefWindowProcW,
+ (ATOM (WINAPI *)(const WNDCLASS *)) RegisterClassW,
+ (BOOL (WINAPI *)(HWND, LPCTSTR)) SetWindowTextW,
+ (HWND (WINAPI *)(DWORD, LPCTSTR, LPCTSTR, DWORD, int, int,
+ int, int, HWND, HMENU, HINSTANCE, LPVOID)) CreateWindowExW,
+ (BOOL (WINAPI *)(HMENU, UINT, UINT, UINT, LPCTSTR)) InsertMenuW,
+ (int (WINAPI *)(HWND, LPCTSTR, int)) GetWindowTextW,
+ (HWND (WINAPI *)(LPCTSTR, LPCTSTR)) FindWindowW,
+ (int (WINAPI *)(HWND, LPTSTR, int)) GetClassNameW,
};
-TkWinProcs *tkWinProcs;
+const TkWinProcs *const tkWinProcs = &unicodeProcs;
/*
* Declarations of static variables used in this file.
*/
-static char winScreenName[] = ":0"; /* Default name of windows display. */
+static const char winScreenName[] = ":0"; /* Default name of windows display. */
static HINSTANCE tkInstance = NULL; /* Application instance handle. */
static int childClassInitialized; /* Registered child class? */
static WNDCLASS childClass; /* Window class for child windows. */
@@ -268,12 +238,6 @@ TkWinXInit(
Tcl_Panic("Unable to load common controls?!");
}
- if (TkWinGetPlatformId() == VER_PLATFORM_WIN32_NT) {
- tkWinProcs = &unicodeProcs;
- } else {
- tkWinProcs = &asciiProcs;
- }
-
childClass.style = CS_HREDRAW | CS_VREDRAW;
childClass.cbClsExtra = 0;
childClass.cbWndExtra = 0;
@@ -366,9 +330,10 @@ TkWinXCleanup(
*
* Results:
* The return value is one of:
- * VER_PLATFORM_WIN32s Win32s on Windows 3.1.
- * VER_PLATFORM_WIN32_WINDOWS Win32 on Windows 95.
- * VER_PLATFORM_WIN32_NT Win32 on Windows NT
+ * VER_PLATFORM_WIN32s Win32s on Windows 3.1 (not supported)
+ * VER_PLATFORM_WIN32_WINDOWS Win32 on Windows 95, 98, ME (not supported)
+ * VER_PLATFORM_WIN32_NT Win32 on Windows NT, 2000, XP
+ * VER_PLATFORM_WIN32_CE Win32 on Windows CE
*
* Side effects:
* None.
@@ -395,8 +360,8 @@ TkWinGetPlatformId(void)
if ((os.dwPlatformId == VER_PLATFORM_WIN32_NT) &&
(os.dwMajorVersion == 5 && os.dwMinorVersion == 1)) {
HKEY hKey;
- LPCSTR szSubKey = TEXT("Control Panel\\Appearance");
- LPCSTR szCurrent = TEXT("Current");
+ LPCTSTR szSubKey = TEXT("Control Panel\\Appearance");
+ LPCTSTR szCurrent = TEXT("Current");
DWORD dwSize = 200;
char pBuffer[200];
@@ -464,10 +429,10 @@ TkWinGetPlatformTheme(void)
*----------------------------------------------------------------------
*/
-CONST char *
+const char *
TkGetDefaultScreenName(
Tcl_Interp *interp, /* Not used. */
- CONST char *screenName) /* If NULL, use default string. */
+ const char *screenName) /* If NULL, use default string. */
{
if ((screenName == NULL) || (screenName[0] == '\0')) {
screenName = winScreenName;
@@ -525,9 +490,9 @@ TkWinDisplayChanged(
screen->root_depth = GetDeviceCaps(dc, BITSPIXEL) * (int) screen->ext_data;
if (screen->root_visual != NULL) {
- ckfree((char *) screen->root_visual);
+ ckfree(screen->root_visual);
}
- screen->root_visual = (Visual *) ckalloc(sizeof(Visual));
+ screen->root_visual = ckalloc(sizeof(Visual));
screen->root_visual->visualid = 0;
if (GetDeviceCaps(dc, RASTERCAPS) & RC_PALETTE) {
screen->root_visual->map_entries = GetDeviceCaps(dc, SIZEPALETTE);
@@ -589,12 +554,12 @@ TkWinDisplayChanged(
TkDisplay *
TkpOpenDisplay(
- CONST char *display_name)
+ const char *display_name)
{
Screen *screen;
TkWinDrawable *twdPtr;
Display *display;
- ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
+ ThreadSpecificData *tsdPtr =
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
if (tsdPtr->winDisplay != NULL) {
@@ -605,10 +570,10 @@ TkpOpenDisplay(
}
}
- display = (Display *) ckalloc(sizeof(Display));
+ display = ckalloc(sizeof(Display));
ZeroMemory(display, sizeof(Display));
- display->display_name = (char *) ckalloc(strlen(display_name)+1);
+ display->display_name = ckalloc(strlen(display_name) + 1);
strcpy(display->display_name, display_name);
display->cursor_font = 1;
@@ -616,7 +581,7 @@ TkpOpenDisplay(
display->request = 1;
display->qlen = 0;
- screen = (Screen *) ckalloc(sizeof(Screen));
+ screen = ckalloc(sizeof(Screen));
ZeroMemory(screen, sizeof(Screen));
screen->display = display;
@@ -624,7 +589,7 @@ TkpOpenDisplay(
* Set up the root window.
*/
- twdPtr = (TkWinDrawable*) ckalloc(sizeof(TkWinDrawable));
+ twdPtr = ckalloc(sizeof(TkWinDrawable));
if (twdPtr == NULL) {
return None;
}
@@ -647,7 +612,7 @@ TkpOpenDisplay(
TkWinDisplayChanged(display);
- tsdPtr->winDisplay = (TkDisplay *) ckalloc(sizeof(TkDisplay));
+ tsdPtr->winDisplay = ckalloc(sizeof(TkDisplay));
ZeroMemory(tsdPtr->winDisplay, sizeof(TkDisplay));
tsdPtr->winDisplay->display = display;
tsdPtr->updatingClipboard = FALSE;
@@ -692,17 +657,17 @@ TkpCloseDisplay(
}
if (display->screens != NULL) {
if (display->screens->root_visual != NULL) {
- ckfree((char *) display->screens->root_visual);
+ ckfree(display->screens->root_visual);
}
if (display->screens->root != None) {
- ckfree((char *) display->screens->root);
+ ckfree(display->screens->root);
}
if (display->screens->cmap != None) {
XFreeColormap(display, display->screens->cmap);
}
- ckfree((char *) display->screens);
+ ckfree(display->screens);
}
- ckfree((char *) display);
+ ckfree(display);
}
/*
@@ -1006,7 +971,23 @@ GenerateXEvent(
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
- winPtr = (TkWindow *)Tk_HWNDToWindow(hwnd);
+ if (message == WM_MOUSEWHEEL) {
+ union {LPARAM lParam; POINTS point;} root;
+ POINT pos;
+ root.lParam = lParam;
+
+ /*
+ * Redirect mousewheel events to the window containing the cursor.
+ * That feels much less strange to users, and is how all the other
+ * platforms work.
+ */
+
+ pos.x = root.point.x;
+ pos.y = root.point.y;
+ hwnd = WindowFromPoint(pos);
+ }
+
+ winPtr = (TkWindow *) Tk_HWNDToWindow(hwnd);
if (!winPtr || winPtr->window == None) {
return;
}
@@ -1105,11 +1086,6 @@ GenerateXEvent(
break;
case WM_MOUSEWHEEL:
- /*
- * The mouse wheel event is closer to a key event than a mouse event
- * in that the message is sent to the window that has focus.
- */
-
case WM_CHAR:
case WM_UNICHAR:
case WM_SYSKEYDOWN:
@@ -1388,12 +1364,12 @@ GetTranslatedKey(
xkey->nbytes = 0;
while ((xkey->nbytes < XMaxTransChars)
- && PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE)) {
+ && PeekMessageA(&msg, NULL, 0, 0, PM_NOREMOVE)) {
if ((msg.message != WM_CHAR) && (msg.message != WM_SYSCHAR)) {
break;
}
- GetMessage(&msg, NULL, 0, 0);
+ GetMessageA(&msg, NULL, 0, 0);
/*
* If this is a normal character message, we may need to strip off the
@@ -1564,7 +1540,6 @@ HandleIMEComposition(
{
HIMC hIMC;
int n;
- BOOL isWinNT = (TkWinGetPlatformId() == VER_PLATFORM_WIN32_NT);
if ((lParam & GCS_RESULTSTR) == 0) {
/*
@@ -1579,47 +1554,15 @@ HandleIMEComposition(
return 0;
}
- if (isWinNT) {
- n = ImmGetCompositionStringW(hIMC, GCS_RESULTSTR, NULL, 0);
- } else {
- n = ImmGetCompositionStringA(hIMC, GCS_RESULTSTR, NULL, 0);
- }
+ n = ImmGetCompositionStringW(hIMC, GCS_RESULTSTR, NULL, 0);
if (n > 0) {
- char *buff = ckalloc((unsigned) n);
+ char *buff = ckalloc(n);
TkWindow *winPtr;
XEvent event;
int i;
- if (isWinNT) {
- n = ImmGetCompositionStringW(hIMC, GCS_RESULTSTR, buff,
- (unsigned) n);
- } else {
- Tcl_DString utfString, unicodeString;
- Tcl_Encoding unicodeEncoding = TkWinGetUnicodeEncoding();
-
- n = ImmGetCompositionStringA(hIMC, GCS_RESULTSTR, buff,
- (unsigned) n);
- Tcl_DStringInit(&utfString);
- Tcl_ExternalToUtfDString(keyInputEncoding, buff, n, &utfString);
- Tcl_UtfToExternalDString(unicodeEncoding,
- Tcl_DStringValue(&utfString), -1, &unicodeString);
- i = Tcl_DStringLength(&unicodeString);
- if (n < i) {
- /*
- * Only alloc more space if we need, otherwise just use what
- * we've created. Don't realloc as that may copy data we no
- * longer need.
- */
-
- ckfree((char *) buff);
- buff = (char *) ckalloc((unsigned) i);
- }
- n = i;
- memcpy(buff, Tcl_DStringValue(&unicodeString), (unsigned) n);
- Tcl_DStringFree(&utfString);
- Tcl_DStringFree(&unicodeString);
- }
+ n = ImmGetCompositionStringW(hIMC, GCS_RESULTSTR, buff, (unsigned) n);
/*
* Set up the fields pertinent to key event.
@@ -1932,32 +1875,10 @@ long
Tk_GetUserInactiveTime(
Display *dpy) /* Ignored on Windows */
{
- struct tagLASTINPUTINFO {
- UINT cbSize;
- DWORD dwTime;
- } li;
-
- /*
- * Multiple settings of either of these variables should be OK; any thread
- * hazards should just cause inefficiency...
- */
-
- static FARPROC pfnGetLastInputInfo = NULL;
- static int initinfo = 0;
-
- if (!initinfo) {
- HMODULE hMod = GetModuleHandleA("USER32.DLL");
+ LASTINPUTINFO li;
- initinfo = 1;
- if (hMod){
- pfnGetLastInputInfo = GetProcAddress(hMod, "GetLastInputInfo");
- }
- }
- if (pfnGetLastInputInfo == NULL) {
- return -1;
- }
li.cbSize = sizeof(li);
- if (!(BOOL)(pfnGetLastInputInfo)(&li)) {
+ if (!(BOOL)GetLastInputInfo(&li)) {
return -1;
}
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