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-rw-r--r--tk8.6/macosx/tkMacOSXBitmap.c428
1 files changed, 428 insertions, 0 deletions
diff --git a/tk8.6/macosx/tkMacOSXBitmap.c b/tk8.6/macosx/tkMacOSXBitmap.c
new file mode 100644
index 0000000..e8cb211
--- /dev/null
+++ b/tk8.6/macosx/tkMacOSXBitmap.c
@@ -0,0 +1,428 @@
+/*
+ * tkMacOSXBitmap.c --
+ *
+ * This file handles the implementation of native bitmaps.
+ *
+ * Copyright (c) 1996-1997 Sun Microsystems, Inc.
+ * Copyright 2001-2009, Apple Inc.
+ * Copyright (c) 2006-2009 Daniel A. Steffen <das@users.sourceforge.net>
+ *
+ * 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 "tkMacOSXConstants.h"
+/*
+ * This structure holds information about native bitmaps.
+ */
+
+typedef struct {
+ const char *name; /* Name of icon. */
+ OSType iconType; /* OSType of icon. */
+} BuiltInIcon;
+
+/*
+ * This array mapps a string name to the supported builtin icons
+ * on the Macintosh.
+ */
+
+static BuiltInIcon builtInIcons[] = {
+ {"document", kGenericDocumentIcon},
+ {"stationery", kGenericStationeryIcon},
+ {"edition", kGenericEditionFileIcon},
+ {"application", kGenericApplicationIcon},
+ {"accessory", kGenericDeskAccessoryIcon},
+ {"folder", kGenericFolderIcon},
+ {"pfolder", kPrivateFolderIcon},
+ {"trash", kTrashIcon},
+ {"floppy", kGenericFloppyIcon},
+ {"ramdisk", kGenericRAMDiskIcon},
+ {"cdrom", kGenericCDROMIcon},
+ {"preferences", kGenericPreferencesIcon},
+ {"querydoc", kGenericQueryDocumentIcon},
+ {"stop", kAlertStopIcon},
+ {"note", kAlertNoteIcon},
+ {"caution", kAlertCautionIcon},
+ {NULL}
+};
+
+#define builtInIconSize 32
+
+#define OSTYPE_TO_UTI(x) (NSString *)UTTypeCreatePreferredIdentifierForTag( \
+ kUTTagClassOSType, UTCreateStringForOSType(x), nil)
+
+static Tcl_HashTable iconBitmapTable = {};
+typedef struct {
+ int kind, width, height;
+ char *value;
+} IconBitmap;
+
+static const char *const iconBitmapOptionStrings[] = {
+ "-file", "-fileType", "-osType", "-systemType", "-namedImage",
+ "-imageFile", NULL
+};
+enum iconBitmapOptions {
+ ICON_FILE, ICON_FILETYPE, ICON_OSTYPE, ICON_SYSTEMTYPE, ICON_NAMEDIMAGE,
+ ICON_IMAGEFILE,
+};
+
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkpDefineNativeBitmaps --
+ *
+ * Add native bitmaps.
+ *
+ * Results:
+ * A standard Tcl result. If an error occurs then TCL_ERROR is
+ * returned and a message is left in the interp's result.
+ *
+ * Side effects:
+ * "Name" is entered into the bitmap table and may be used from
+ * here on to refer to the given bitmap.
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+TkpDefineNativeBitmaps(void)
+{
+ Tcl_HashTable *tablePtr = TkGetBitmapPredefTable();
+ BuiltInIcon *builtInPtr;
+
+ for (builtInPtr = builtInIcons; builtInPtr->name != NULL; builtInPtr++) {
+ Tcl_HashEntry *predefHashPtr;
+ Tk_Uid name;
+ int isNew;
+
+ name = Tk_GetUid(builtInPtr->name);
+ predefHashPtr = Tcl_CreateHashEntry(tablePtr, name, &isNew);
+ if (isNew) {
+ TkPredefBitmap *predefPtr = ckalloc(sizeof(TkPredefBitmap));
+
+ predefPtr->source = UINT2PTR(builtInPtr->iconType);
+ predefPtr->width = builtInIconSize;
+ predefPtr->height = builtInIconSize;
+ predefPtr->native = 1;
+ Tcl_SetHashValue(predefHashPtr, predefPtr);
+ }
+ }
+}
+
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * PixmapFromImage --
+ *
+ * Results:
+ * Returns a Pixmap with an NSImage drawn into it.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static Pixmap
+PixmapFromImage(
+ Display *display,
+ NSImage* image,
+ CGSize size)
+{
+ TkMacOSXDrawingContext dc;
+ Pixmap pixmap;
+
+ pixmap = Tk_GetPixmap(display, None, size.width, size.height, 0);
+ if (TkMacOSXSetupDrawingContext(pixmap, NULL, 1, &dc)) {
+ if (dc.context) {
+ CGAffineTransform t = { .a = 1, .b = 0, .c = 0, .d = -1,
+ .tx = 0, .ty = size.height};
+ CGContextConcatCTM(dc.context, t);
+ [NSGraphicsContext saveGraphicsState];
+ [NSGraphicsContext setCurrentContext:[NSGraphicsContext
+ graphicsContextWithGraphicsPort:dc.context
+ flipped:NO]];
+ [image drawAtPoint:NSZeroPoint fromRect:NSZeroRect
+ operation:NSCompositeCopy fraction:1.0];
+ [NSGraphicsContext restoreGraphicsState];
+ }
+ TkMacOSXRestoreDrawingContext(&dc);
+ }
+ return pixmap;
+}
+
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkpCreateNativeBitmap --
+ *
+ * Create native bitmap.
+ *
+ * Results:
+ * Native bitmap.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+Pixmap
+TkpCreateNativeBitmap(
+ Display *display,
+ const void *source) /* Info about the icon to build. */
+{
+ NSString *iconUTI = OSTYPE_TO_UTI(PTR2UINT(source));
+ NSImage *iconImage = [[NSWorkspace sharedWorkspace]
+ iconForFileType: iconUTI];
+ CGSize size = CGSizeMake(builtInIconSize, builtInIconSize);
+ Pixmap pixmap = PixmapFromImage(display, iconImage, NSSizeToCGSize(size));
+ return pixmap;
+}
+
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * OSTypeFromString --
+ *
+ * Helper to convert string to OSType.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * t is set to OSType if conversion successful.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static int
+OSTypeFromString(const char *s, OSType *t) {
+ int result = TCL_ERROR;
+ Tcl_DString ds;
+ Tcl_Encoding encoding = Tcl_GetEncoding(NULL, "macRoman");
+
+ Tcl_UtfToExternalDString(encoding, s, -1, &ds);
+ if (Tcl_DStringLength(&ds) <= 4) {
+ char string[4] = {};
+ memcpy(string, Tcl_DStringValue(&ds), Tcl_DStringLength(&ds));
+ *t = (OSType) string[0] << 24 | (OSType) string[1] << 16 |
+ (OSType) string[2] << 8 | (OSType) string[3];
+ result = TCL_OK;
+ }
+ Tcl_DStringFree(&ds);
+ Tcl_FreeEncoding(encoding);
+ return result;
+}
+
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkpGetNativeAppBitmap --
+ *
+ * Get a named native bitmap.
+ *
+ * Attemps to interpret the given name in order as:
+ * - name defined by ::tk::mac::iconBitmap
+ * - NSImage named image name
+ * - NSImage url string
+ * - 4-char OSType of IconServices icon
+ *
+ * Results:
+ * Native bitmap or None.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+Pixmap
+TkpGetNativeAppBitmap(
+ Display *display, /* The display. */
+ const char *name, /* The name of the bitmap. */
+ int *width, /* The width & height of the bitmap. */
+ int *height)
+{
+ Tcl_HashEntry *hPtr;
+ Pixmap pixmap = None;
+ NSString *string;
+ NSImage *image = nil;
+ NSSize size = { .width = builtInIconSize, .height = builtInIconSize };
+
+ if (iconBitmapTable.buckets &&
+ (hPtr = Tcl_FindHashEntry(&iconBitmapTable, name))) {
+ OSType type;
+ IconBitmap *iconBitmap = Tcl_GetHashValue(hPtr);
+ name = NULL;
+ size = NSMakeSize(iconBitmap->width, iconBitmap->height);
+ switch (iconBitmap->kind) {
+ case ICON_FILE:
+ string = [[NSString stringWithUTF8String:iconBitmap->value]
+ stringByExpandingTildeInPath];
+ image = [[NSWorkspace sharedWorkspace] iconForFile:string];
+ break;
+ case ICON_FILETYPE:
+ string = [NSString stringWithUTF8String:iconBitmap->value];
+ image = [[NSWorkspace sharedWorkspace] iconForFileType:string];
+ break;
+ case ICON_OSTYPE:
+ if (OSTypeFromString(iconBitmap->value, &type) == TCL_OK) {
+ string = NSFileTypeForHFSTypeCode(type);
+ image = [[NSWorkspace sharedWorkspace] iconForFileType:string];
+ }
+ break;
+ case ICON_SYSTEMTYPE:
+ name = iconBitmap->value;
+ break;
+ case ICON_NAMEDIMAGE:
+ string = [NSString stringWithUTF8String:iconBitmap->value];
+ image = [NSImage imageNamed:string];
+ break;
+ case ICON_IMAGEFILE:
+ string = [[NSString stringWithUTF8String:iconBitmap->value]
+ stringByExpandingTildeInPath];
+ image = [[[NSImage alloc] initWithContentsOfFile:string]
+ autorelease];
+ break;
+ }
+ if (image) {
+ [image setSize:size];
+ }
+ } else {
+ string = [NSString stringWithUTF8String:name];
+ image = [NSImage imageNamed:string];
+ if (!image) {
+ NSURL *url = [NSURL fileURLWithPath:string];
+ if (url) {
+ image = [[[NSImage alloc] initWithContentsOfURL:url]
+ autorelease];
+ }
+ }
+ if (image) {
+ size = [image size];
+ }
+ }
+ if (image) {
+ *width = size.width;
+ *height = size.height;
+ pixmap = PixmapFromImage(display, image, NSSizeToCGSize(size));
+ } else if (name) {
+ OSType iconType;
+ if (OSTypeFromString(name, &iconType) == TCL_OK) {
+ NSString *iconUTI = OSTYPE_TO_UTI(iconType);
+ printf("Found image for UTI %s\n", iconUTI.UTF8String);
+ NSImage *iconImage = [[NSWorkspace sharedWorkspace]
+ iconForFileType: iconUTI];
+ pixmap = PixmapFromImage(display, iconImage, NSSizeToCGSize(size));
+ }
+ }
+ return pixmap;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkMacOSXIconBitmapObjCmd --
+ *
+ * Implements the ::tk::mac::iconBitmap command.
+ *
+ * Results:
+ * A standard Tcl result.
+ *
+ * Side effects:
+ * none
+ *
+ *----------------------------------------------------------------------
+ */
+
+int
+TkMacOSXIconBitmapObjCmd(
+ ClientData clientData, /* Unused. */
+ Tcl_Interp *interp, /* Current interpreter. */
+ int objc, /* Number of arguments. */
+ Tcl_Obj *const objv[]) /* Argument objects. */
+{
+ Tcl_HashEntry *hPtr;
+ int i = 1, len, isNew, result = TCL_ERROR;
+ const char *name, *value;
+ IconBitmap ib, *iconBitmap;
+
+ if (objc != 6) {
+ Tcl_WrongNumArgs(interp, 1, objv, "name width height "
+ "-file|-fileType|-osType|-systemType|-namedImage|-imageFile "
+ "value");
+ goto end;
+ }
+ name = Tcl_GetStringFromObj(objv[i++], &len);
+ if (!len) {
+ Tcl_SetObjResult(interp, Tcl_NewStringObj("empty bitmap name", -1));
+ Tcl_SetErrorCode(interp, "TK", "MACBITMAP", "BAD", NULL);
+ goto end;
+ }
+ if (Tcl_GetIntFromObj(interp, objv[i++], &ib.width) != TCL_OK) {
+ goto end;
+ }
+ if (Tcl_GetIntFromObj(interp, objv[i++], &ib.height) != TCL_OK) {
+ goto end;
+ }
+ if (Tcl_GetIndexFromObjStruct(interp, objv[i++], iconBitmapOptionStrings,
+ sizeof(char *), "kind", TCL_EXACT, &ib.kind) != TCL_OK) {
+ goto end;
+ }
+ value = Tcl_GetStringFromObj(objv[i++], &len);
+ if (!len) {
+ Tcl_SetObjResult(interp, Tcl_NewStringObj("empty bitmap value", -1));
+ Tcl_SetErrorCode(interp, "TK", "MACBITMAP", "EMPTY", NULL);
+ goto end;
+ }
+#if 0
+ if ((kind == ICON_TYPE || kind == ICON_SYSTEM)) {
+ Tcl_DString ds;
+ Tcl_Encoding encoding = Tcl_GetEncoding(NULL, "macRoman");
+
+ Tcl_UtfToExternalDString(encoding, value, -1, &ds);
+ len = Tcl_DStringLength(&ds);
+ Tcl_DStringFree(&ds);
+ Tcl_FreeEncoding(encoding);
+ if (len > 4) {
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "invalid bitmap value", -1));
+ Tcl_SetErrorCode(interp, "TK", "MACBITMAP", "INVALID", NULL);
+ goto end;
+ }
+ }
+#endif
+ ib.value = ckalloc(len + 1);
+ strcpy(ib.value, value);
+ if (!iconBitmapTable.buckets) {
+ Tcl_InitHashTable(&iconBitmapTable, TCL_STRING_KEYS);
+ }
+ hPtr = Tcl_CreateHashEntry(&iconBitmapTable, name, &isNew);
+ if (!isNew) {
+ iconBitmap = Tcl_GetHashValue(hPtr);
+ ckfree(iconBitmap->value);
+ } else {
+ iconBitmap = ckalloc(sizeof(IconBitmap));
+ Tcl_SetHashValue(hPtr, iconBitmap);
+ }
+ *iconBitmap = ib;
+ result = TCL_OK;
+ end:
+ return result;
+}
+
+/*
+ * Local Variables:
+ * mode: objc
+ * c-basic-offset: 4
+ * fill-column: 79
+ * coding: utf-8
+ * End:
+ */