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-rw-r--r--generic/tkClipboard.c94
1 files changed, 48 insertions, 46 deletions
diff --git a/generic/tkClipboard.c b/generic/tkClipboard.c
index c6748a1..b902625 100644
--- a/generic/tkClipboard.c
+++ b/generic/tkClipboard.c
@@ -27,7 +27,7 @@ static int ClipboardWindowHandler(ClientData clientData,
int offset, char *buffer, int maxBytes);
static void ClipboardLostSel(ClientData clientData);
static int ClipboardGetProc(ClientData clientData,
- Tcl_Interp *interp, char *portion);
+ Tcl_Interp *interp, const char *portion);
/*
*----------------------------------------------------------------------
@@ -56,7 +56,7 @@ ClipboardHandler(
char *buffer, /* Place to store converted selection. */
int maxBytes) /* Maximum # of bytes to store at buffer. */
{
- TkClipboardTarget *targetPtr = (TkClipboardTarget*) clientData;
+ TkClipboardTarget *targetPtr = clientData;
TkClipboardBuffer *cbPtr;
char *srcPtr, *destPtr;
size_t count = 0;
@@ -134,9 +134,9 @@ ClipboardAppHandler(
char *buffer, /* Place to store converted selection. */
int maxBytes) /* Maximum # of bytes to store at buffer. */
{
- TkDisplay *dispPtr = (TkDisplay *) clientData;
+ TkDisplay *dispPtr = clientData;
size_t length;
- CONST char *p;
+ const char *p;
p = dispPtr->clipboardAppPtr->winPtr->nameUid;
length = strlen(p);
@@ -205,7 +205,7 @@ static void
ClipboardLostSel(
ClientData clientData) /* Pointer to TkDisplay structure. */
{
- TkDisplay *dispPtr = (TkDisplay*) clientData;
+ TkDisplay *dispPtr = clientData;
dispPtr->clipboardActive = 0;
}
@@ -267,12 +267,12 @@ Tk_ClipboardClear(
cbPtr = nextCbPtr) {
ckfree(cbPtr->buffer);
nextCbPtr = cbPtr->nextPtr;
- ckfree((char *) cbPtr);
+ ckfree(cbPtr);
}
nextTargetPtr = targetPtr->nextPtr;
Tk_DeleteSelHandler(dispPtr->clipWindow, dispPtr->clipboardAtom,
targetPtr->type);
- ckfree((char *) targetPtr);
+ ckfree(targetPtr);
}
dispPtr->clipTargetPtr = NULL;
@@ -282,7 +282,7 @@ Tk_ClipboardClear(
if (!dispPtr->clipboardActive) {
Tk_OwnSelection(dispPtr->clipWindow, dispPtr->clipboardAtom,
- ClipboardLostSel, (ClientData) dispPtr);
+ ClipboardLostSel, dispPtr);
dispPtr->clipboardActive = 1;
}
dispPtr->clipboardAppPtr = winPtr->mainPtr;
@@ -324,7 +324,7 @@ Tk_ClipboardAppend(
* clipboard item, e.g. STRING or LENGTH. */
Atom format, /* Format in which the selection information
* should be returned to the requestor. */
- char* buffer) /* NULL terminated string containing the data
+ const char *buffer) /* NULL terminated string containing the data
* to be added to the clipboard. */
{
TkWindow *winPtr = (TkWindow *) tkwin;
@@ -341,7 +341,7 @@ Tk_ClipboardAppend(
Tk_ClipboardClear(interp, tkwin);
} else if (!dispPtr->clipboardActive) {
Tk_OwnSelection(dispPtr->clipWindow, dispPtr->clipboardAtom,
- ClipboardLostSel, (ClientData) dispPtr);
+ ClipboardLostSel, dispPtr);
dispPtr->clipboardActive = 1;
}
@@ -358,19 +358,21 @@ Tk_ClipboardAppend(
}
}
if (targetPtr == NULL) {
- targetPtr = (TkClipboardTarget*) ckalloc(sizeof(TkClipboardTarget));
+ targetPtr = ckalloc(sizeof(TkClipboardTarget));
targetPtr->type = type;
targetPtr->format = format;
targetPtr->firstBufferPtr = targetPtr->lastBufferPtr = NULL;
targetPtr->nextPtr = dispPtr->clipTargetPtr;
dispPtr->clipTargetPtr = targetPtr;
Tk_CreateSelHandler(dispPtr->clipWindow, dispPtr->clipboardAtom,
- type, ClipboardHandler, (ClientData) targetPtr, format);
+ type, ClipboardHandler, targetPtr, format);
} else if (targetPtr->format != format) {
- Tcl_AppendResult(interp, "format \"", Tk_GetAtomName(tkwin, format),
- "\" does not match current format \"",
- Tk_GetAtomName(tkwin, targetPtr->format),"\" for ",
- Tk_GetAtomName(tkwin, type), NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "format \"%s\" does not match current format \"%s\" for %s",
+ Tk_GetAtomName(tkwin, format),
+ Tk_GetAtomName(tkwin, targetPtr->format),
+ Tk_GetAtomName(tkwin, type)));
+ Tcl_SetErrorCode(interp, "TK", "CLIPBOARD", "FORMAT_MISMATCH", NULL);
return TCL_ERROR;
}
@@ -378,7 +380,7 @@ Tk_ClipboardAppend(
* Append a new buffer to the buffer chain.
*/
- cbPtr = (TkClipboardBuffer*) ckalloc(sizeof(TkClipboardBuffer));
+ cbPtr = ckalloc(sizeof(TkClipboardBuffer));
cbPtr->nextPtr = NULL;
if (targetPtr->lastBufferPtr != NULL) {
targetPtr->lastBufferPtr->nextPtr = cbPtr;
@@ -388,10 +390,10 @@ Tk_ClipboardAppend(
targetPtr->lastBufferPtr = cbPtr;
cbPtr->length = strlen(buffer);
- cbPtr->buffer = (char *) ckalloc((unsigned) (cbPtr->length + 1));
+ cbPtr->buffer = ckalloc(cbPtr->length + 1);
strcpy(cbPtr->buffer, buffer);
- TkSelUpdateClipboard((TkWindow*)(dispPtr->clipWindow), targetPtr);
+ TkSelUpdateClipboard((TkWindow *) dispPtr->clipWindow, targetPtr);
return TCL_OK;
}
@@ -418,17 +420,17 @@ Tk_ClipboardObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
- Tcl_Obj *CONST objv[]) /* Argument strings. */
+ Tcl_Obj *const objv[]) /* Argument strings. */
{
Tk_Window tkwin = (Tk_Window) clientData;
- char *path = NULL;
+ const char *path = NULL;
Atom selection;
- static CONST char *optionStrings[] = { "append", "clear", "get", NULL };
+ static const char *const optionStrings[] = { "append", "clear", "get", NULL };
enum options { CLIPBOARD_APPEND, CLIPBOARD_CLEAR, CLIPBOARD_GET };
int index, i;
if (objc < 2) {
- Tcl_WrongNumArgs(interp, 1, objv, "option ?arg arg ...?");
+ Tcl_WrongNumArgs(interp, 1, objv, "option ?arg ...?");
return TCL_ERROR;
}
@@ -440,10 +442,10 @@ Tk_ClipboardObjCmd(
switch ((enum options) index) {
case CLIPBOARD_APPEND: {
Atom target, format;
- char *targetName = NULL;
- char *formatName = NULL;
- char *string;
- static CONST char *appendOptionStrings[] = {
+ const char *targetName = NULL;
+ const char *formatName = NULL;
+ const char *string;
+ static const char *const appendOptionStrings[] = {
"-displayof", "-format", "-type", NULL
};
enum appendOptions { APPEND_DISPLAYOF, APPEND_FORMAT, APPEND_TYPE };
@@ -474,8 +476,9 @@ Tk_ClipboardObjCmd(
i++;
if (i >= objc) {
- Tcl_AppendResult(interp, "value for \"", string,
- "\" missing", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "value for \"%s\" missing", string));
+ Tcl_SetErrorCode(interp, "TK", "CLIPBOARD", "VALUE", NULL);
return TCL_ERROR;
}
switch ((enum appendOptions) subIndex) {
@@ -491,7 +494,7 @@ Tk_ClipboardObjCmd(
}
}
if (objc - i != 1) {
- Tcl_WrongNumArgs(interp, 2, objv, "?options? data");
+ Tcl_WrongNumArgs(interp, 2, objv, "?-option value ...? data");
return TCL_ERROR;
}
if (path != NULL) {
@@ -514,7 +517,7 @@ Tk_ClipboardObjCmd(
Tcl_GetString(objv[i]));
}
case CLIPBOARD_CLEAR: {
- static CONST char *clearOptionStrings[] = { "-displayof", NULL };
+ static const char *const clearOptionStrings[] = { "-displayof", NULL };
enum clearOptions { CLEAR_DISPLAYOF };
int subIndex;
@@ -542,11 +545,11 @@ Tk_ClipboardObjCmd(
}
case CLIPBOARD_GET: {
Atom target;
- char *targetName = NULL;
+ const char *targetName = NULL;
Tcl_DString selBytes;
int result;
- char *string;
- static CONST char *getOptionStrings[] = {
+ const char *string;
+ static const char *const getOptionStrings[] = {
"-displayof", "-type", NULL
};
enum getOptions { APPEND_DISPLAYOF, APPEND_TYPE };
@@ -563,8 +566,9 @@ Tk_ClipboardObjCmd(
}
i++;
if (i >= objc) {
- Tcl_AppendResult(interp, "value for \"", string,
- "\" missing", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "value for \"%s\" missing", string));
+ Tcl_SetErrorCode(interp, "TK", "CLIPBOARD", "VALUE", NULL);
return TCL_ERROR;
}
switch ((enum getOptions) subIndex) {
@@ -585,7 +589,7 @@ Tk_ClipboardObjCmd(
selection = Tk_InternAtom(tkwin, "CLIPBOARD");
if (objc - i > 1) {
- Tcl_WrongNumArgs(interp, 2, objv, "?options?");
+ Tcl_WrongNumArgs(interp, 2, objv, "?-option value ...?");
return TCL_ERROR;
} else if (objc - i == 1) {
target = Tk_InternAtom(tkwin, Tcl_GetString(objv[i]));
@@ -597,7 +601,7 @@ Tk_ClipboardObjCmd(
Tcl_DStringInit(&selBytes);
result = Tk_GetSelection(interp, tkwin, selection, target,
- ClipboardGetProc, (ClientData) &selBytes);
+ ClipboardGetProc, &selBytes);
if (result == TCL_OK) {
Tcl_DStringResult(interp, &selBytes);
} else {
@@ -647,8 +651,9 @@ TkClipInit(
dispPtr->clipWindow = (Tk_Window) TkAllocWindow(dispPtr,
DefaultScreen(dispPtr->display), NULL);
- Tcl_Preserve((ClientData) dispPtr->clipWindow);
- ((TkWindow *) dispPtr->clipWindow)->flags |= TK_TOP_HIERARCHY|TK_TOP_LEVEL|TK_HAS_WRAPPER|TK_WIN_MANAGED;
+ Tcl_Preserve(dispPtr->clipWindow);
+ ((TkWindow *) dispPtr->clipWindow)->flags |=
+ TK_TOP_HIERARCHY|TK_TOP_LEVEL|TK_HAS_WRAPPER|TK_WIN_MANAGED;
TkWmNewWindow((TkWindow *) dispPtr->clipWindow);
atts.override_redirect = True;
Tk_ChangeWindowAttributes(dispPtr->clipWindow, CWOverrideRedirect, &atts);
@@ -670,11 +675,9 @@ TkClipInit(
*/
Tk_CreateSelHandler(dispPtr->clipWindow, dispPtr->clipboardAtom,
- dispPtr->applicationAtom, ClipboardAppHandler,
- (ClientData) dispPtr, XA_STRING);
+ dispPtr->applicationAtom, ClipboardAppHandler, dispPtr,XA_STRING);
Tk_CreateSelHandler(dispPtr->clipWindow, dispPtr->clipboardAtom,
- dispPtr->windowAtom, ClipboardWindowHandler,
- (ClientData) dispPtr, XA_STRING);
+ dispPtr->windowAtom, ClipboardWindowHandler, dispPtr, XA_STRING);
return TCL_OK;
}
@@ -703,12 +706,11 @@ ClipboardGetProc(
* selection. */
Tcl_Interp *interp, /* Interpreter used for error reporting (not
* used). */
- char *portion) /* New information to be appended. */
+ const char *portion) /* New information to be appended. */
{
Tcl_DStringAppend((Tcl_DString *) clientData, portion, -1);
return TCL_OK;
}
-
/*
* Local Variables:
generated by cgit v0.12 at 2024-07-17 10:33:05 (GMT)