• outsourced SPEncodingPopupAccessory

- added SPEncodingPopupAccessory class and nib
- it returns an accessory view containing a popup menu with predefined encodings
- removed that view from DBView

1 files changed, 118 insertions, 0 deletions

diff --git a/Source/SPEncodingPopupAccessory.m b/Source/SPEncodingPopupAccessory.m
new file mode 100644
index 00000000..c5b30630
--- /dev/null
+++ b/Source/SPEncodingPopupAccessory.m
@@ -0,0 +1,118 @@
+//
+//  $Id$
+//
+//  SPEncodingPopupAccessory.m
+//  sequel-pro
+//
+//  Created by Hans-Jörg Bibiko on August 22, 2009
+//
+//  This program is free software; you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation; either version 2 of the License, or
+//  (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+//
+//  More info at <http://code.google.com/p/sequel-pro/>
+
+#import "SPEncodingPopupAccessory.h"
+
+
+@implementation SPEncodingPopupAccessory
+
++ (NSView *)encodingAccessory:(NSUInteger)encoding includeDefaultEntry:(BOOL)includeDefaultItem encodingPopUp:(NSPopUpButton **)popup {
+	SPEncodingPopupAccessory *owner = [[[SPEncodingPopupAccessory alloc] init] autorelease];
+	// Rather than caching, load the accessory view everytime, as it might appear in multiple panels simultaneously.
+	if (![NSBundle loadNibNamed:@"EncodingPopupView" owner:owner])  {
+		NSLog(@"Failed to load EncodingPopupView.nib");
+		return nil;
+	}
+	if (popup) *popup = owner->encodingPopUp;
+	[[self class] setupPopUp:owner->encodingPopUp selectedEncoding:encoding withDefaultEntry:includeDefaultItem];
+	return [owner->encodingAccessoryView autorelease];
+}
+
+/**
+ * Returns the actual enabled list of encodings for open/save SQL files.
+ */
++ (NSArray *)enabledEncodings
+{
+	static const NSInteger plainTextFileStringEncodingsSupported[] = {
+		kCFStringEncodingUTF8, 
+		kCFStringEncodingUTF16, 
+		kCFStringEncodingUTF16BE, 
+		kCFStringEncodingUTF16LE, 
+		kCFStringEncodingUTF32, 
+		kCFStringEncodingWindowsLatin1, 
+		kCFStringEncodingISOLatin1, 
+		kCFStringEncodingWindowsLatin2, 
+		kCFStringEncodingISOLatin2, 
+		kCFStringEncodingISOLatin3, 
+		kCFStringEncodingISOLatin4, 
+		kCFStringEncodingWindowsLatin5, 
+		kCFStringEncodingKOI8_R, 
+		kCFStringEncodingKOI8_U, 
+		kCFStringEncodingMacRoman, 
+		kCFStringEncodingMacJapanese, 
+		kCFStringEncodingShiftJIS, 
+		kCFStringEncodingEUC_JP, 
+		kCFStringEncodingISO_2022_JP, 
+		kCFStringEncodingMacChineseTrad, 
+		kCFStringEncodingMacChineseSimp, 
+		kCFStringEncodingBig5, 
+		kCFStringEncodingGB_18030_2000, 
+		kCFStringEncodingEUC_CN, 
+		kCFStringEncodingEUC_TW, 
+		kCFStringEncodingMacKorean, 
+		kCFStringEncodingEUC_KR, 
+		-1
+		};
+		NSStringEncoding encoding;
+		NSInteger cnt = 0;
+		NSMutableArray *encs = [NSMutableArray array];
+		while (plainTextFileStringEncodingsSupported[cnt] != -1)
+			if ((encoding = CFStringConvertEncodingToNSStringEncoding(plainTextFileStringEncodingsSupported[cnt++])) != kCFStringEncodingInvalidId)
+				[encs addObject:[NSNumber numberWithUnsignedInteger:encoding]];
+
+		return encs;
+}
+
+/**
+ * This method initializes the provided popup with list of encodings; 
+ * it also sets up the selected encoding as indicated and if includeDefaultItem is YES. 
+ * Otherwise the tags are set to the NSStringEncoding value for the encoding.
+ */
++ (void)setupPopUp:(NSPopUpButton *)popup selectedEncoding:(NSUInteger)selectedEncoding withDefaultEntry:(BOOL)includeDefaultItem
+{
+	NSArray *encs = [self enabledEncodings];
+	NSUInteger cnt, numEncodings, itemToSelect = 0;
+
+	// Put the encodings in the popup
+	[popup removeAllItems];
+
+	// Make sure the initial selected encoding appears in the list
+	if (!includeDefaultItem && (selectedEncoding != NoStringEncoding) && ![encs containsObject:[NSNumber numberWithUnsignedInteger:selectedEncoding]]) encs = [encs arrayByAddingObject:[NSNumber numberWithUnsignedInteger:selectedEncoding]];
+
+	numEncodings = [encs count];
+
+	// Fill with encodings
+	for (cnt = 0; cnt < numEncodings; cnt++) {
+		NSStringEncoding enc = [[encs objectAtIndex:cnt] unsignedIntegerValue];
+		[popup addItemWithTitle:[NSString localizedNameOfStringEncoding:enc]];
+		[[popup lastItem] setTag:enc];
+		[[popup lastItem] setEnabled:YES];
+		if (enc == selectedEncoding) itemToSelect = [popup numberOfItems] - 1;
+	}
+
+	[popup selectItemAtIndex:itemToSelect];
+}
+
+
+@end