Initial revision

1 files changed, 268 insertions, 0 deletions

diff --git a/mac/tkMacBitmap.c b/mac/tkMacBitmap.c
new file mode 100644
index 0000000..fd08193
--- /dev/null
+++ b/mac/tkMacBitmap.c
@@ -0,0 +1,268 @@
+/* 
+ * tkMacBitmap.c --
+ *
+ *	This file handles the implementation of native bitmaps.
+ *
+ * Copyright (c) 1996 Sun Microsystems, Inc.
+ *
+ * See the file "license.terms" for information on usage and redistribution
+ * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
+ *
+ * SCCS: @(#) tkMacBitmap.c 1.4 96/12/13 11:13:16
+ */
+
+#include "tkPort.h"
+#include "tk.h"
+#include "tkMacInt.h"
+
+#include <Icons.h>
+#include <Dialogs.h>
+#include <Resources.h>
+#include <Strings.h>
+
+/*
+ * Depending on the resource type there are different ways to
+ * draw native icons.
+ */
+#define TYPE1	0	/* Family icon suite. */
+#define TYPE2	1	/* ICON resource. */
+#define TYPE3	2	/* cicn resource. */
+
+/*
+ * This data structure describes the id and type of a given icon.
+ * It is used as the source for native icons.
+ */
+typedef struct {
+    int id;		/* Resource Id for Icon. */
+    long int type;	/* Type of icon. */
+} NativeIcon;
+
+/*
+ * This structure holds information about native bitmaps.
+ */
+
+typedef struct {
+    char *name;			/* Name of icon. */
+    long int type;		/* Type of icon. */
+    int id;			/* Id of icon. */
+    int size;			/* Size of icon. */
+} BuiltInIcon;
+
+/*
+ * This array mapps a string name to the supported builtin icons
+ * on the Macintosh.
+ */
+
+static BuiltInIcon builtInIcons[] = {
+    {"document",	TYPE1,	kGenericDocumentIconResource,		32},
+    {"stationery",	TYPE1,	kGenericStationeryIconResource,		32},
+    {"edition",		TYPE1,	kGenericEditionFileIconResource,	32},
+    {"application",	TYPE1,	kGenericApplicationIconResource,	32},
+    {"accessory",	TYPE1,	kGenericDeskAccessoryIconResource,	32},
+    {"folder",		TYPE1,	kGenericFolderIconResource,		32},
+    {"pfolder",		TYPE1,	kPrivateFolderIconResource,		32},
+    {"trash",		TYPE1,	kTrashIconResource,			32},
+    {"floppy",		TYPE1,	kFloppyIconResource,			32},
+    {"ramdisk",		TYPE1,	kGenericRAMDiskIconResource,		32},
+    {"cdrom",		TYPE1,	kGenericCDROMIconResource,		32},
+    {"preferences",	TYPE1,	kGenericPreferencesIconResource,	32},
+    {"querydoc",	TYPE1,	kGenericQueryDocumentIconResource,	32},
+    {"stop",		TYPE2,	kStopIcon,				32},
+    {"note",		TYPE2,	kNoteIcon,				32},
+    {"caution",		TYPE2,	kCautionIcon,				32},
+    {(char *) NULL,	0,	0, 					0}
+};
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkpDefineNativeBitmaps --
+ *
+ *	Add native bitmaps.
+ *
+ * Results:
+ *	A standard Tcl result.  If an error occurs then TCL_ERROR is
+ *	returned and a message is left in interp->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()
+{
+    int new;
+    Tcl_HashEntry *predefHashPtr;
+    TkPredefBitmap *predefPtr;
+    char * name;
+    BuiltInIcon *builtInPtr;
+    NativeIcon *nativeIconPtr;
+    
+    for (builtInPtr = builtInIcons; builtInPtr->name != NULL; builtInPtr++) {
+	name = Tk_GetUid(builtInPtr->name);
+	predefHashPtr = Tcl_CreateHashEntry(&tkPredefBitmapTable, name, &new);
+	if (!new) {
+	    continue;
+	}
+	predefPtr = (TkPredefBitmap *) ckalloc(sizeof(TkPredefBitmap));
+	nativeIconPtr = (NativeIcon *) ckalloc(sizeof(NativeIcon));
+	nativeIconPtr->id = builtInPtr->id;
+	nativeIconPtr->type = builtInPtr->type;
+	predefPtr->source = (char *) nativeIconPtr;
+	predefPtr->width = builtInPtr->size;
+	predefPtr->height = builtInPtr->size;
+	predefPtr->native = 1;
+	Tcl_SetHashValue(predefHashPtr, predefPtr);
+    }
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkpCreateNativeBitmap --
+ *
+ *	Add native bitmaps.
+ *
+ * Results:
+ *	A standard Tcl result.  If an error occurs then TCL_ERROR is
+ *	returned and a message is left in interp->result.
+ *
+ * Side effects:
+ *	"Name" is entered into the bitmap table and may be used from
+ *	here on to refer to the given bitmap.
+ *
+ *----------------------------------------------------------------------
+ */
+
+Pixmap
+TkpCreateNativeBitmap(
+    Display *display,
+    char * source)		/* Info about the icon to build. */
+{
+    Pixmap pix;
+    GWorldPtr destPort;
+    Rect destRect;
+    Handle icon;
+    CGrafPtr saveWorld;
+    GDHandle saveDevice;
+    NativeIcon *nativeIconPtr;
+    
+    pix = Tk_GetPixmap(display, None, 32, 32, 0);
+    destPort = TkMacGetDrawablePort(pix);
+
+    GetGWorld(&saveWorld, &saveDevice);
+    SetGWorld(destPort, NULL);
+
+    nativeIconPtr = (NativeIcon *) source;
+    SetRect(&destRect, 0, 0, 32, 32);
+    if (nativeIconPtr->type == TYPE1) {
+	RGBColor white = {0xFFFF, 0xFFFF, 0xFFFF};
+
+	RGBForeColor(&white);
+	PaintRect(&destRect);
+	PlotIconID(&destRect, atAbsoluteCenter, ttNone, nativeIconPtr->id);
+    } else if (nativeIconPtr->type == TYPE2) {
+	icon = GetIcon(nativeIconPtr->id);
+	if (icon != NULL) {
+	    RGBColor black = {0, 0, 0};
+	
+	    RGBForeColor(&black);
+	    PlotIcon(&destRect, icon);
+	    ReleaseResource(icon);
+	}
+    }
+
+    SetGWorld(saveWorld, saveDevice);
+    return pix;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * TkpGetNativeAppBitmap --
+ *
+ *	Add native bitmaps.
+ *
+ * Results:
+ *	A standard Tcl result.  If an error occurs then TCL_ERROR is
+ *	returned and a message is left in interp->result.
+ *
+ * Side effects:
+ *	"Name" is entered into the bitmap table and may be used from
+ *	here on to refer to the given bitmap.
+ *
+ *----------------------------------------------------------------------
+ */
+
+Pixmap
+TkpGetNativeAppBitmap(
+    Display *display,	/* The display. */
+    char *name,		/* The name of the bitmap. */
+    int *width,		/* The width & height of the bitmap. */
+    int *height)
+{
+    Pixmap pix;
+    CGrafPtr saveWorld;
+    GDHandle saveDevice;
+    GWorldPtr destPort;
+    Rect destRect;
+    Handle resource;
+    int type;
+
+    c2pstr(name);
+    resource = GetNamedResource('cicn', (StringPtr) name);
+    if (resource != NULL) {
+	type = TYPE3;
+    } else {
+	resource = GetNamedResource('ICON', (StringPtr) name);
+	if (resource != NULL) {
+	    type = TYPE2;
+	}
+    }
+    p2cstr((StringPtr) name);
+    
+    if (resource == NULL) {
+	return NULL;
+    }
+    
+    pix = Tk_GetPixmap(display, None, 32, 32, 0);
+    destPort = TkMacGetDrawablePort(pix);
+
+    GetGWorld(&saveWorld, &saveDevice);
+    SetGWorld(destPort, NULL);
+    
+    SetRect(&destRect, 0, 0, 32, 32);
+    if (type == TYPE2) {
+	RGBColor black = {0, 0, 0};
+	
+	RGBForeColor(&black);
+	PlotIcon(&destRect, resource);
+	ReleaseResource(resource);
+    } else if (type == TYPE3) {
+	RGBColor white = {0xFFFF, 0xFFFF, 0xFFFF};
+	short id;
+	ResType theType;
+	Str255 dummy;
+	
+	/*
+	 * We need to first paint the background white.  Also, for
+	 * some reason we *must* use GetCIcon instead of GetNamedResource
+	 * for PlotCIcon to work - so we use GetResInfo to get the id.
+	 */
+	RGBForeColor(&white);
+	PaintRect(&destRect);
+	GetResInfo(resource, &id, &theType, dummy);
+	ReleaseResource(resource);
+	resource = (Handle) GetCIcon(id);
+	PlotCIcon(&destRect, (CIconHandle) resource);
+	DisposeCIcon((CIconHandle) resource);
+    }
+    
+    *width = 32;
+    *height = 32;
+    SetGWorld(saveWorld, saveDevice);
+    return pix;
+}