implement selectFormat selector

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Shelley Vohr 2018-02-09 21:38:21 -05:00
parent 0fff336481
commit 3085c78bcf
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GPG key ID: F13993A75599653C

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@ -14,10 +14,42 @@
#include "base/mac/scoped_cftyperef.h"
#include "base/strings/sys_string_conversions.h"
@interface PopUpButtonHandler : NSObject
@property (nonatomic, weak) NSSavePanel *savePanel;
@property (nonatomic, weak) NSArray *fileTypes;
- (instancetype)initWithPanel:(NSSavePanel *)panel andTypes:(NSArray *)types;
- (void)selectFormat:(id)sender;
@end
@implementation PopUpButtonHandler
- (instancetype)initWithPanel:(NSSavePanel *)panel andTypes:(NSArray *)types {
self = [super init];
if (self) {
_savePanel = panel;
_fileTypes = types;
}
return self;
}
- (void)selectFormat:(id)sender {
NSPopUpButton *button = (NSPopUpButton *)sender;
NSInteger selectedItemIndex = [button indexOfSelectedItem];
NSString *nameFieldString = [[self savePanel] nameFieldStringValue];
NSString *trimmedNameFieldString = [nameFieldString stringByDeletingPathExtension];
NSString *extension = [[self fileTypes] objectAtIndex: selectedItemIndex];
NSString *nameFieldStringWithExt = [NSString stringWithFormat:@"%@.%@", trimmedNameFieldString, extension];
[[self savePanel] setNameFieldStringValue:nameFieldStringWithExt];
[[self savePanel] setAllowedFileTypes:@[extension]];
}
@end
namespace file_dialog {
namespace {
static PopUpButtonHandler *popUpButtonHandler;
void SetAllowedFileTypes(NSSavePanel* dialog, const Filters& filters) {
NSMutableSet* file_type_set = [NSMutableSet set];
for (size_t i = 0; i < filters.size(); ++i) {
@ -43,6 +75,9 @@ void SetAllowedFileTypes(NSSavePanel* dialog, const Filters& filters) {
[dialog setAllowedFileTypes:file_types];
if (!popUpButtonHandler)
popUpButtonHandler = [[PopUpButtonHandler alloc] initWithPanel:dialog andTypes:file_types];
// add file format picker
NSView *accessoryView = [[NSView alloc] initWithFrame:NSMakeRect(0.0, 0.0, 200, 32.0)];
NSTextField *label = [[NSTextField alloc] initWithFrame:NSMakeRect(0, 0, 60, 22)];
@ -55,6 +90,7 @@ void SetAllowedFileTypes(NSSavePanel* dialog, const Filters& filters) {
NSPopUpButton *popupButton = [[NSPopUpButton alloc] initWithFrame:NSMakeRect(50.0, 2, 140, 22.0) pullsDown:NO];
[popupButton addItemsWithTitles:file_types];
[popupButton setTarget:popUpButtonHandler];
[popupButton setAction:@selector(selectFormat:)];
[accessoryView addSubview:label];