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tkMacOSXDialog.c
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tkMacOSXDialog.c
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/*
* tkMacOSXDialog.c --
*
* Contains the Mac implementation of the common dialog boxes.
*
* Copyright (c) 1996-1997 Sun Microsystems, Inc.
* Copyright 2001-2009, Apple Inc.
* Copyright (c) 2006-2009 Daniel A. Steffen <das@users.sourceforge.net>
* Copyright (c) 2017 Christian Gollwitzer.
*
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
*/
#include "tkMacOSXPrivate.h"
#include "tkFileFilter.h"
#include "tkMacOSXConstants.h"
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1090
#define modalOK NSOKButton
#define modalCancel NSCancelButton
#else
#define modalOK NSModalResponseOK
#define modalCancel NSModalResponseCancel
#endif // MAC_OS_X_VERSION_MIN_REQUIRED < 1090
#define modalOther -1 // indicates that the -command option was used.
#define modalError -2
/*
* Vars for filtering in "open file" and "save file" dialogs.
*/
typedef struct {
bool doFileTypes; /* Show the accessory view which
* displays the filter menu */
bool preselectFilter; /* A filter was selected by the
* typevariable. */
bool userHasSelectedFilter; /* The user has changed the filter in
* the accessory view. */
NSMutableArray *fileTypeNames; /* Array of names, e.g. "Text
* document". */
NSMutableArray *fileTypeExtensions; /* Array of allowed extensions per
* name, e.g. "txt", "doc". */
NSMutableArray *fileTypeLabels; /* Displayed string, e.g. "Text
* document (.txt, .doc)". */
NSMutableArray *fileTypeAllowsAll; /* Boolean if the all pattern (*.*) is
* included. */
NSMutableArray *allowedExtensions; /* Set of all allowed extensions. */
bool allowedExtensionsAllowAll; /* Set of all allowed extensions
* includes *.* */
NSUInteger fileTypeIndex; /* Index of currently selected
* filter. */
} filepanelFilterInfo;
/*
* Only one of these is needed for the application, so they can be static.
*/
static filepanelFilterInfo filterInfo;
static NSOpenPanel *openpanel;
static NSSavePanel *savepanel;
static const char *const colorOptionStrings[] = {
"-initialcolor", "-parent", "-title", NULL
};
enum colorOptions {
COLOR_INITIAL, COLOR_PARENT, COLOR_TITLE
};
static const char *const openOptionStrings[] = {
"-defaultextension", "-filetypes", "-initialdir", "-initialfile",
"-message", "-multiple", "-parent", "-title", "-typevariable",
"-command", NULL
};
enum openOptions {
OPEN_DEFAULT, OPEN_FILETYPES, OPEN_INITDIR, OPEN_INITFILE,
OPEN_MESSAGE, OPEN_MULTIPLE, OPEN_PARENT, OPEN_TITLE,
OPEN_TYPEVARIABLE, OPEN_COMMAND,
};
static const char *const saveOptionStrings[] = {
"-defaultextension", "-filetypes", "-initialdir", "-initialfile",
"-message", "-parent", "-title", "-typevariable", "-command",
"-confirmoverwrite", NULL
};
enum saveOptions {
SAVE_DEFAULT, SAVE_FILETYPES, SAVE_INITDIR, SAVE_INITFILE,
SAVE_MESSAGE, SAVE_PARENT, SAVE_TITLE, SAVE_TYPEVARIABLE, SAVE_COMMAND,
SAVE_CONFIRMOW
};
static const char *const chooseOptionStrings[] = {
"-initialdir", "-message", "-mustexist", "-parent", "-title", "-command",
NULL
};
enum chooseOptions {
CHOOSE_INITDIR, CHOOSE_MESSAGE, CHOOSE_MUSTEXIST, CHOOSE_PARENT,
CHOOSE_TITLE, CHOOSE_COMMAND,
};
typedef struct {
Tcl_Interp *interp;
Tcl_Obj *cmdObj;
int multiple;
} FilePanelCallbackInfo;
static const char *const alertOptionStrings[] = {
"-default", "-detail", "-icon", "-message", "-parent", "-title",
"-type", "-command", NULL
};
enum alertOptions {
ALERT_DEFAULT, ALERT_DETAIL, ALERT_ICON, ALERT_MESSAGE, ALERT_PARENT,
ALERT_TITLE, ALERT_TYPE, ALERT_COMMAND,
};
typedef struct {
Tcl_Interp *interp;
Tcl_Obj *cmdObj;
int typeIndex;
} AlertCallbackInfo;
static const char *const alertTypeStrings[] = {
"abortretryignore", "ok", "okcancel", "retrycancel", "yesno",
"yesnocancel", NULL
};
enum alertTypeOptions {
TYPE_ABORTRETRYIGNORE, TYPE_OK, TYPE_OKCANCEL, TYPE_RETRYCANCEL,
TYPE_YESNO, TYPE_YESNOCANCEL
};
static const char *const alertIconStrings[] = {
"error", "info", "question", "warning", NULL
};
enum alertIconOptions {
ICON_ERROR, ICON_INFO, ICON_QUESTION, ICON_WARNING
};
static const char *const alertButtonStrings[] = {
"abort", "retry", "ignore", "ok", "cancel", "no", "yes", NULL
};
static const NSString *const alertButtonNames[][3] = {
[TYPE_ABORTRETRYIGNORE] = {@"Abort", @"Retry", @"Ignore"},
[TYPE_OK] = {@"OK"},
[TYPE_OKCANCEL] = {@"OK", @"Cancel"},
[TYPE_RETRYCANCEL] = {@"Retry", @"Cancel"},
[TYPE_YESNO] = {@"Yes", @"No"},
[TYPE_YESNOCANCEL] = {@"Yes", @"No", @"Cancel"},
};
static const NSAlertStyle alertStyles[] = {
[ICON_ERROR] = NSWarningAlertStyle,
[ICON_INFO] = NSInformationalAlertStyle,
[ICON_QUESTION] = NSWarningAlertStyle,
[ICON_WARNING] = NSCriticalAlertStyle,
};
/*
* Need to map from 'alertButtonStrings' and its corresponding integer, index
* to the native button index, which is 1, 2, 3, from right to left. This is
* necessary to do for each separate '-type' of button sets.
*/
static const short alertButtonIndexAndTypeToNativeButtonIndex[][7] = {
/* abort retry ignore ok cancel yes no */
[TYPE_ABORTRETRYIGNORE] = {1, 2, 3, 0, 0, 0, 0},
[TYPE_OK] = {0, 0, 0, 1, 0, 0, 0},
[TYPE_OKCANCEL] = {0, 0, 0, 1, 2, 0, 0},
[TYPE_RETRYCANCEL] = {0, 1, 0, 0, 2, 0, 0},
[TYPE_YESNO] = {0, 0, 0, 0, 0, 2, 1},
[TYPE_YESNOCANCEL] = {0, 0, 0, 0, 3, 2, 1},
};
/*
* Need also the inverse mapping, from NSAlertFirstButtonReturn etc to the
* descriptive button text string index.
*/
static const short alertNativeButtonIndexAndTypeToButtonIndex[][3] = {
[TYPE_ABORTRETRYIGNORE] = {0, 1, 2},
[TYPE_OK] = {3, 0, 0},
[TYPE_OKCANCEL] = {3, 4, 0},
[TYPE_RETRYCANCEL] = {1, 4, 0},
[TYPE_YESNO] = {6, 5, 0},
[TYPE_YESNOCANCEL] = {6, 5, 4},
};
/*
* Construct a file URL from directory and filename. Either may be nil. If both
* are nil, returns nil.
*/
static NSURL *
getFileURL(
NSString *directory,
NSString *filename)
{
NSURL *url = nil;
if (directory) {
url = [NSURL fileURLWithPath:directory isDirectory:YES];
}
if (filename) {
url = [NSURL URLWithString:filename relativeToURL:url];
}
return url;
}
#pragma mark TKApplication(TKDialog)
@implementation TKApplication(TKDialog)
- (BOOL)panel:(id)sender shouldEnableURL:(NSURL *)url {
(void)sender;
(void)url;
return YES;
}
- (void)panel:(id)sender didChangeToDirectoryURL:(NSURL *)url {
(void)sender; (void)url;
}
- (BOOL)panel:(id)sender validateURL:(NSURL *)url error:(NSError **)outError {
(void)sender; (void)url;
*outError = nil;
return YES;
}
- (void) tkFilePanelDidEnd: (NSSavePanel *) panel
returnCode: (NSModalResponse) returnCode
contextInfo: (void *) contextInfo
{
FilePanelCallbackInfo *callbackInfo = contextInfo;
if (returnCode == modalOK) {
Tcl_Obj *resultObj;
if (callbackInfo->multiple) {
resultObj = Tcl_NewListObj(0, NULL);
for (NSURL *url in [(NSOpenPanel*)panel URLs]) {
Tcl_ListObjAppendElement(callbackInfo->interp, resultObj,
Tcl_NewStringObj([[url path] UTF8String], -1));
}
} else {
resultObj = Tcl_NewStringObj([[[panel URL]path] UTF8String], -1);
}
if (callbackInfo->cmdObj) {
Tcl_Obj **objv, **tmpv;
int objc, result = Tcl_ListObjGetElements(callbackInfo->interp,
callbackInfo->cmdObj, &objc, &objv);
if (result == TCL_OK && objc) {
tmpv = (Tcl_Obj **)ckalloc(sizeof(Tcl_Obj *) * (objc + 2));
memcpy(tmpv, objv, sizeof(Tcl_Obj *) * objc);
tmpv[objc] = resultObj;
TkBackgroundEvalObjv(callbackInfo->interp, objc + 1, tmpv,
TCL_EVAL_GLOBAL);
ckfree(tmpv);
}
} else {
Tcl_SetObjResult(callbackInfo->interp, resultObj);
}
} else if (returnCode == modalCancel) {
Tcl_ResetResult(callbackInfo->interp);
}
if (callbackInfo->cmdObj) {
Tcl_DecrRefCount(callbackInfo->cmdObj);
}
if (callbackInfo) {
ckfree(callbackInfo);
}
[NSApp stopModalWithCode:returnCode];
}
- (void) tkAlertDidEnd: (NSAlert *) alert returnCode: (NSInteger) returnCode
contextInfo: (void *) contextInfo
{
AlertCallbackInfo *callbackInfo = contextInfo;
if (returnCode >= NSAlertFirstButtonReturn) {
Tcl_Obj *resultObj = Tcl_NewStringObj(alertButtonStrings[
alertNativeButtonIndexAndTypeToButtonIndex[callbackInfo->
typeIndex][returnCode - NSAlertFirstButtonReturn]], -1);
if (callbackInfo->cmdObj) {
Tcl_Obj **objv, **tmpv;
int objc, result = Tcl_ListObjGetElements(callbackInfo->interp,
callbackInfo->cmdObj, &objc, &objv);
if (result == TCL_OK && objc) {
tmpv = (Tcl_Obj **)ckalloc(sizeof(Tcl_Obj *) * (objc + 2));
memcpy(tmpv, objv, sizeof(Tcl_Obj *) * objc);
tmpv[objc] = resultObj;
TkBackgroundEvalObjv(callbackInfo->interp, objc + 1, tmpv,
TCL_EVAL_GLOBAL);
ckfree(tmpv);
}
} else {
Tcl_SetObjResult(callbackInfo->interp, resultObj);
}
}
if ([alert window] == [NSApp modalWindow]) {
[NSApp stopModalWithCode:returnCode];
}
if (callbackInfo->cmdObj) {
Tcl_DecrRefCount(callbackInfo->cmdObj);
ckfree(callbackInfo);
}
}
- (void)selectFormat:(id)sender {
NSPopUpButton *button = (NSPopUpButton *)sender;
filterInfo.fileTypeIndex = [button indexOfSelectedItem];
if ([[filterInfo.fileTypeAllowsAll objectAtIndex:filterInfo.fileTypeIndex] boolValue]) {
[openpanel setAllowsOtherFileTypes:YES];
/*
* setAllowsOtherFileTypes might have no effect; it's inherited from
* the NSSavePanel, where it has the effect that it does not append an
* extension. Setting the allowed file types to nil allows selecting
* any file.
*/
[openpanel setAllowedFileTypes:nil];
} else {
NSMutableArray *allowedtypes =
[filterInfo.fileTypeExtensions objectAtIndex:filterInfo.fileTypeIndex];
[openpanel setAllowedFileTypes:allowedtypes];
[openpanel setAllowsOtherFileTypes:NO];
}
filterInfo.userHasSelectedFilter = true;
}
- (void)saveFormat:(id)sender {
NSPopUpButton *button = (NSPopUpButton *)sender;
filterInfo.fileTypeIndex = [button indexOfSelectedItem];
if ([[filterInfo.fileTypeAllowsAll objectAtIndex:filterInfo.fileTypeIndex] boolValue]) {
[savepanel setAllowsOtherFileTypes:YES];
[savepanel setAllowedFileTypes:nil];
} else {
NSMutableArray *allowedtypes =
[filterInfo.fileTypeExtensions objectAtIndex:filterInfo.fileTypeIndex];
[savepanel setAllowedFileTypes:allowedtypes];
[savepanel setAllowsOtherFileTypes:NO];
}
filterInfo.userHasSelectedFilter = true;
}
@end
#pragma mark -
static NSInteger showOpenSavePanel(
NSSavePanel *panel,
NSWindow *parent,
FilePanelCallbackInfo *callbackInfo)
{
NSInteger modalReturnCode;
if (parent && ![parent attachedSheet]) {
[panel beginSheetModalForWindow:parent
completionHandler:^(NSModalResponse returnCode) {
[NSApp tkFilePanelDidEnd:panel
returnCode:returnCode
contextInfo:callbackInfo ];
}];
/*
* The sheet has been prepared, so now we have to run it as a modal
* window. Using [NSApp runModalForWindow:] on macOS 10.15 or later
* generates warnings on stderr. But using [NSOpenPanel runModal] or
* [NSSavePanel runModal] on 10.14 or earler does not cause the
* completion handler to run when the panel is closed.
*/
if ([NSApp macOSVersion] > 101400) {
modalReturnCode = [panel runModal];
} else {
modalReturnCode = [NSApp runModalForWindow:panel];
}
} else {
/*
* For the standalone file dialog, completion handlers do not work
* at all on macOS 10.14 and earlier.
*/
if ([NSApp macOSVersion] > 101400) {
[panel beginWithCompletionHandler:^(NSModalResponse returnCode) {
[NSApp tkFilePanelDidEnd:panel
returnCode:returnCode
contextInfo:callbackInfo ];
}];
modalReturnCode = [panel runModal];
} else {
modalReturnCode = [panel runModal];
[NSApp tkFilePanelDidEnd:panel
returnCode:modalReturnCode
contextInfo:callbackInfo ];
[panel close];
}
}
return callbackInfo->cmdObj ? modalOther : modalReturnCode;
}
/*
*----------------------------------------------------------------------
*
* Tk_ChooseColorObjCmd --
*
* This procedure implements the color dialog box for the Mac platform.
* See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See the user documentation.
*
*----------------------------------------------------------------------
*/
int
Tk_ChooseColorObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
int result = TCL_ERROR;
Tk_Window parent, tkwin = clientData;
const char *title = NULL;
int i;
NSColor *color = nil, *initialColor = nil;
NSColorPanel *colorPanel;
NSInteger returnCode, numberOfComponents = 0;
for (i = 1; i < objc; i += 2) {
int index;
const char *value;
if (Tcl_GetIndexFromObjStruct(interp, objv[i], colorOptionStrings,
sizeof(char *), "option", TCL_EXACT, &index) != TCL_OK) {
goto end;
}
if (i + 1 == objc) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"value for \"%s\" missing", Tcl_GetString(objv[i])));
Tcl_SetErrorCode(interp, "TK", "COLORDIALOG", "VALUE", NULL);
goto end;
}
value = Tcl_GetString(objv[i + 1]);
switch (index) {
case COLOR_INITIAL: {
XColor *colorPtr;
colorPtr = Tk_GetColor(interp, tkwin, value);
if (colorPtr == NULL) {
goto end;
}
initialColor = TkMacOSXGetNSColor(NULL, colorPtr->pixel);
Tk_FreeColor(colorPtr);
break;
}
case COLOR_PARENT:
parent = Tk_NameToWindow(interp, value, tkwin);
if (parent == NULL) {
goto end;
}
break;
case COLOR_TITLE:
title = value;
break;
}
}
colorPanel = [NSColorPanel sharedColorPanel];
[colorPanel orderOut:NSApp];
[colorPanel setContinuous:NO];
[colorPanel setBecomesKeyOnlyIfNeeded:NO];
[colorPanel setShowsAlpha: NO];
[colorPanel _setUseModalAppearance:YES];
if (title) {
NSString *s = [[NSString alloc] initWithUTF8String:title];
[colorPanel setTitle:s];
[s release];
}
if (initialColor) {
[colorPanel setColor:initialColor];
}
returnCode = [NSApp runModalForWindow:colorPanel];
if (returnCode == modalOK) {
color = [[colorPanel color] colorUsingColorSpace:
[NSColorSpace deviceRGBColorSpace]];
numberOfComponents = [color numberOfComponents];
}
if (color && numberOfComponents >= 3 && numberOfComponents <= 4) {
CGFloat components[4];
char colorstr[8];
[color getComponents:components];
snprintf(colorstr, 8, "#%02x%02x%02x",
(short)(components[0] * 255),
(short)(components[1] * 255),
(short)(components[2] * 255));
Tcl_SetObjResult(interp, Tcl_NewStringObj(colorstr, 7));
} else {
Tcl_ResetResult(interp);
}
result = TCL_OK;
end:
return result;
}
/*
* Dissect the -filetype nested lists and store the information in the
* filterInfo structure.
*/
static int
parseFileFilters(
Tcl_Interp *interp,
Tcl_Obj *fileTypesPtr,
Tcl_Obj *typeVariablePtr)
{
if (!fileTypesPtr) {
filterInfo.doFileTypes = false;
return TCL_OK;
}
FileFilterList fl;
TkInitFileFilters(&fl);
if (TkGetFileFilters(interp, &fl, fileTypesPtr, 0) != TCL_OK) {
TkFreeFileFilters(&fl);
return TCL_ERROR;
}
filterInfo.doFileTypes = (fl.filters != NULL);
filterInfo.fileTypeIndex = 0;
filterInfo.fileTypeExtensions = [NSMutableArray array];
filterInfo.fileTypeNames = [NSMutableArray array];
filterInfo.fileTypeLabels = [NSMutableArray array];
filterInfo.fileTypeAllowsAll = [NSMutableArray array];
filterInfo.allowedExtensions = [NSMutableArray array];
filterInfo.allowedExtensionsAllowAll = NO;
if (filterInfo.doFileTypes) {
for (FileFilter *filterPtr = fl.filters; filterPtr;
filterPtr = filterPtr->next) {
NSString *name = [[NSString alloc] initWithUTF8String: filterPtr->name];
[filterInfo.fileTypeNames addObject:name];
[name release];
NSMutableArray *clauseextensions = [NSMutableArray array];
NSMutableArray *displayextensions = [NSMutableArray array];
bool allowsAll = NO;
for (FileFilterClause *clausePtr = filterPtr->clauses; clausePtr;
clausePtr = clausePtr->next) {
for (GlobPattern *globPtr = clausePtr->patterns; globPtr;
globPtr = globPtr->next) {
const char *str = globPtr->pattern;
while (*str && (*str == '*' || *str == '.')) {
str++;
}
if (*str) {
NSString *extension = [[NSString alloc] initWithUTF8String:str];
if (![filterInfo.allowedExtensions containsObject:extension]) {
[filterInfo.allowedExtensions addObject:extension];
}
[clauseextensions addObject:extension];
[displayextensions addObject:[@"." stringByAppendingString:extension]];
[extension release];
} else {
/*
* It is the all pattern (*, .* or *.*)
*/
allowsAll = YES;
filterInfo.allowedExtensionsAllowAll = YES;
[displayextensions addObject:@"*"];
}
}
}
[filterInfo.fileTypeExtensions addObject:clauseextensions];
[filterInfo.fileTypeAllowsAll addObject:[NSNumber numberWithBool:allowsAll]];
NSMutableString *label = [[NSMutableString alloc] initWithString:name];
[label appendString:@" ("];
[label appendString:[displayextensions componentsJoinedByString:@", "]];
[label appendString:@")"];
[filterInfo.fileTypeLabels addObject:label];
[label release];
}
/*
* Check if the typevariable exists and matches one of the names.
*/
filterInfo.preselectFilter = false;
filterInfo.userHasSelectedFilter = false;
if (typeVariablePtr) {
/*
* Extract the variable content as a NSString.
*/
Tcl_Obj *selectedFileTypeObj = Tcl_ObjGetVar2(interp,
typeVariablePtr, NULL, TCL_GLOBAL_ONLY);
/*
* Check that the typevariable exists.
*/
if (selectedFileTypeObj != NULL) {
const char *selectedFileType =
Tcl_GetString(selectedFileTypeObj);
NSString *selectedFileTypeStr =
[[NSString alloc] initWithUTF8String:selectedFileType];
NSUInteger index =
[filterInfo.fileTypeNames indexOfObject:selectedFileTypeStr];
if (index != NSNotFound) {
filterInfo.fileTypeIndex = index;
filterInfo.preselectFilter = true;
}
}
}
}
TkFreeFileFilters(&fl);
return TCL_OK;
}
static bool
filterCompatible(
NSString *extension,
int filterIndex)
{
NSMutableArray *allowedExtensions =
[filterInfo.fileTypeExtensions objectAtIndex: filterIndex];
/*
* If this contains the all pattern, accept any extension.
*/
if ([[filterInfo.fileTypeAllowsAll objectAtIndex:filterIndex] boolValue]) {
return true;
}
return [allowedExtensions containsObject: extension];
}
/*
*----------------------------------------------------------------------
*
* Tk_GetOpenFileObjCmd --
*
* This procedure implements the "open file" dialog box for the Mac
* platform. See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See user documentation.
*----------------------------------------------------------------------
*/
int
Tk_GetOpenFileObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window tkwin = clientData;
char *str;
int i, result = TCL_ERROR, haveParentOption = 0;
int index, len, multiple = 0;
Tcl_Obj *cmdObj = NULL, *typeVariablePtr = NULL, *fileTypesPtr = NULL;
FilePanelCallbackInfo callbackInfoStruct;
FilePanelCallbackInfo *callbackInfo = &callbackInfoStruct;
NSString *directory = nil, *filename = nil;
NSString *message = nil, *title = nil;
NSWindow *parent;
openpanel = [NSOpenPanel openPanel];
NSInteger modalReturnCode = modalError;
BOOL parentIsKey = NO;
for (i = 1; i < objc; i += 2) {
if (Tcl_GetIndexFromObjStruct(interp, objv[i], openOptionStrings,
sizeof(char *), "option", TCL_EXACT, &index) != TCL_OK) {
goto end;
}
if (i + 1 == objc) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"value for \"%s\" missing", Tcl_GetString(objv[i])));
Tcl_SetErrorCode(interp, "TK", "FILEDIALOG", "VALUE", NULL);
goto end;
}
switch (index) {
case OPEN_DEFAULT:
break;
case OPEN_FILETYPES:
fileTypesPtr = objv[i + 1];
break;
case OPEN_INITDIR:
str = Tcl_GetStringFromObj(objv[i + 1], &len);
if (len) {
directory = [[[NSString alloc] initWithUTF8String:str]
autorelease];
}
break;
case OPEN_INITFILE:
str = Tcl_GetStringFromObj(objv[i + 1], &len);
if (len) {
filename = [[[NSString alloc] initWithUTF8String:str]
autorelease];
}
break;
case OPEN_MESSAGE:
message = [[NSString alloc] initWithUTF8String:
Tcl_GetString(objv[i + 1])];
break;
case OPEN_MULTIPLE:
if (Tcl_GetBooleanFromObj(interp, objv[i + 1],
&multiple) != TCL_OK) {
goto end;
}
break;
case OPEN_PARENT:
str = Tcl_GetStringFromObj(objv[i + 1], &len);
tkwin = Tk_NameToWindow(interp, str, tkwin);
if (!tkwin) {
goto end;
}
haveParentOption = 1;
break;
case OPEN_TITLE:
title = [[NSString alloc] initWithUTF8String:
Tcl_GetString(objv[i + 1])];
break;
case OPEN_TYPEVARIABLE:
typeVariablePtr = objv[i + 1];
break;
case OPEN_COMMAND:
cmdObj = objv[i+1];
break;
}
}
if (title) {
[openpanel setTitle:title];
/*
* From OSX 10.11, the title string is silently ignored in the open
* panel. Prepend the title to the message in this case.
*/
if ([NSApp macOSVersion] > 101000) {
if (message) {
NSString *fullmessage =
[[NSString alloc] initWithFormat:@"%@\n%@", title, message];
[message release];
[title release];
message = fullmessage;
} else {
message = title;
}
}
}
if (message) {
[openpanel setMessage:message];
[message release];
}
[openpanel setAllowsMultipleSelection:multiple];
if (parseFileFilters(interp, fileTypesPtr, typeVariablePtr) != TCL_OK) {
goto end;
}
if (filterInfo.doFileTypes) {
NSTextField *label = [[NSTextField alloc]
initWithFrame:NSMakeRect(0, 0, 60, 22)];
NSPopUpButton *popupButton = [[NSPopUpButton alloc]
initWithFrame:NSMakeRect(50.0, 2, 240, 22.0) pullsDown:NO];
NSView *accessoryView = [[NSView alloc]
initWithFrame:NSMakeRect(0.0, 0.0, 300, 32.0)];
[label setEditable:NO];
[label setStringValue:@"Filter:"];
[label setBordered:NO];
[label setBezeled:NO];
[label setDrawsBackground:NO];
[popupButton addItemsWithTitles:filterInfo.fileTypeLabels];
[popupButton setAction:@selector(selectFormat:)];
[accessoryView addSubview:label];
[accessoryView addSubview:popupButton];
if (filterInfo.preselectFilter) {
/*
* A specific filter was selected from the typevariable. Select it
* and open the accessory view.
*/
[popupButton selectItemAtIndex:filterInfo.fileTypeIndex];
/*
* On OSX > 10.11, the options are not visible by default. Ergo
* allow all file types
[openpanel setAllowedFileTypes:filterInfo.fileTypeExtensions[filterInfo.fileTypeIndex]];
*/
[openpanel setAllowedFileTypes:filterInfo.allowedExtensions];
} else {
[openpanel setAllowedFileTypes:filterInfo.allowedExtensions];
}
if (filterInfo.allowedExtensionsAllowAll) {
[openpanel setAllowsOtherFileTypes:YES];
} else {
[openpanel setAllowsOtherFileTypes:NO];
}
[openpanel setAccessoryView:accessoryView];
} else {
/*
* No filters are given. Allow picking all files.
*/
[openpanel setAllowsOtherFileTypes:YES];
}
if (cmdObj) {
if (Tcl_IsShared(cmdObj)) {
cmdObj = Tcl_DuplicateObj(cmdObj);
}
Tcl_IncrRefCount(cmdObj);
}
callbackInfo = (FilePanelCallbackInfo *)ckalloc(sizeof(FilePanelCallbackInfo));
callbackInfo->cmdObj = cmdObj;
callbackInfo->interp = interp;
callbackInfo->multiple = multiple;
if (directory || filename) {
NSURL *fileURL = getFileURL(directory, filename);
[openpanel setDirectoryURL:fileURL];
}
if (haveParentOption) {
parent = TkMacOSXGetNSWindowForDrawable(((TkWindow *)tkwin)->window);
parentIsKey = parent && [parent isKeyWindow];
} else {
parent = nil;
parentIsKey = False;
}
modalReturnCode = showOpenSavePanel(openpanel, parent, callbackInfo);
result = (modalReturnCode != modalError) ? TCL_OK : TCL_ERROR;
if (parentIsKey) {
[parent makeKeyWindow];
}
if ((typeVariablePtr && (modalReturnCode == NSOKButton))
&& filterInfo.doFileTypes) {
/*
* The -typevariable must be set to the selected file type, if the
* dialog was not cancelled.
*/
NSUInteger selectedFilterIndex = filterInfo.fileTypeIndex;
NSString *selectedFilter = NULL;
if (filterInfo.userHasSelectedFilter) {
selectedFilterIndex = filterInfo.fileTypeIndex;
selectedFilter = [filterInfo.fileTypeNames objectAtIndex:selectedFilterIndex];
} else {
/*
* Difficult case: the user has not touched the filter settings,
* but we must return something in the typevariable. First check if
* the preselected type is compatible with the selected file,
* otherwise choose the first compatible type from the list,
* finally fall back to the empty string.
*/
NSURL *selectedFile;
NSString *extension;
if (multiple) {
/*
* Use the first file in the case of multiple selection.
* Anyway it is not overly useful here.
*/
selectedFile = [[openpanel URLs] objectAtIndex:0];
} else {
selectedFile = [openpanel URL];
}
extension = [selectedFile pathExtension];
if (filterInfo.preselectFilter &&
filterCompatible(extension, filterInfo.fileTypeIndex)) {
selectedFilterIndex = filterInfo.fileTypeIndex; // The preselection from the typevariable
selectedFilter = [filterInfo.fileTypeNames objectAtIndex:selectedFilterIndex];
} else {
NSUInteger j;
for (j = 0; j < [filterInfo.fileTypeNames count]; j++) {
if (filterCompatible(extension, j)) {
selectedFilterIndex = j;
break;
}
}
if (j == selectedFilterIndex) {
selectedFilter = [filterInfo.fileTypeNames objectAtIndex:selectedFilterIndex];
} else {
selectedFilter = @"";
}
}
}
Tcl_ObjSetVar2(interp, typeVariablePtr, NULL,
Tcl_NewStringObj([selectedFilter UTF8String], -1),
TCL_GLOBAL_ONLY);
}
end:
return result;
}
/*
*----------------------------------------------------------------------
*
* Tk_GetSaveFileObjCmd --
*
* This procedure implements the "save file" dialog box for the Mac
* platform. See the user documentation for details on what it does.
*
* Results:
* A standard Tcl result.
*
* Side effects:
* See user documentation.
*
*----------------------------------------------------------------------
*/
int
Tk_GetSaveFileObjCmd(
ClientData clientData, /* Main window associated with interpreter. */
Tcl_Interp *interp, /* Current interpreter. */
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Argument objects. */
{
Tk_Window tkwin = (Tk_Window)clientData;
char *str;
int i, result = TCL_ERROR, haveParentOption = 0;
int confirmOverwrite = 1;
int index, len;
Tcl_Obj *cmdObj = NULL, *typeVariablePtr = NULL, *fileTypesPtr = NULL;
FilePanelCallbackInfo callbackInfoStruct;
FilePanelCallbackInfo *callbackInfo = &callbackInfoStruct;
NSString *directory = nil, *filename = nil, *defaultType = nil;
NSString *message = nil, *title = nil;
NSWindow *parent;
savepanel = [NSSavePanel savePanel];
NSInteger modalReturnCode = modalError;
BOOL parentIsKey = NO;
for (i = 1; i < objc; i += 2) {
if (Tcl_GetIndexFromObjStruct(interp, objv[i], saveOptionStrings,
sizeof(char *), "option", TCL_EXACT, &index) != TCL_OK) {
goto end;
}
if (i + 1 == objc) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"value for \"%s\" missing", Tcl_GetString(objv[i])));
Tcl_SetErrorCode(interp, "TK", "FILEDIALOG", "VALUE", NULL);
goto end;
}
switch (index) {
case SAVE_DEFAULT:
str = Tcl_GetStringFromObj(objv[i + 1], &len);
while (*str && (*str == '*' || *str == '.')) {
str++;
}
if (*str) {
defaultType = [[[NSString alloc] initWithUTF8String:str]
autorelease];
}
break;
case SAVE_FILETYPES:
fileTypesPtr = objv[i + 1];
break;
case SAVE_INITDIR:
str = Tcl_GetStringFromObj(objv[i + 1], &len);
if (len) {
directory = [[[NSString alloc] initWithUTF8String:str]
autorelease];
}
break;
case SAVE_INITFILE:
str = Tcl_GetStringFromObj(objv[i + 1], &len);