transmission/macosx/FileRenameSheetController.mm

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// This file Copyright © Transmission authors and contributors.
// It may be used under the MIT (SPDX: MIT) license.
// License text can be found in the licenses/ folder.
// Created by Mitchell Livingston on 1/20/13.
#import "FileRenameSheetController.h"
#import "FileListNode.h"
#import "Torrent.h"
typedef void (^CompletionBlock)(BOOL);
@interface FileRenameSheetController ()
@property(nonatomic, weak) IBOutlet NSTextField* labelField;
@property(nonatomic, weak) IBOutlet NSTextField* inputField;
@property(nonatomic, weak) IBOutlet NSButton* renameButton;
@property(nonatomic, weak) IBOutlet NSButton* cancelButton;
@property(nonatomic) Torrent* torrent;
@property(nonatomic) FileListNode* node;
@property(nonatomic, copy) NSString* originalName;
@end
@implementation FileRenameSheetController
+ (void)presentSheetForTorrent:(Torrent*)torrent
modalForWindow:(NSWindow*)window
completionHandler:(void (^)(BOOL didRename))completionHandler
{
NSParameterAssert(torrent != nil);
NSParameterAssert(window != nil);
FileRenameSheetController* renamer = [[FileRenameSheetController alloc] initWithWindowNibName:@"FileRenameSheetController"];
renamer.torrent = torrent;
[self presentSheetForRenamer:renamer modalForWindow:window completionHandler:completionHandler];
}
+ (void)presentSheetForFileListNode:(FileListNode*)node
modalForWindow:(NSWindow*)window
completionHandler:(void (^)(BOOL didRename))completionHandler
{
NSParameterAssert(node != nil);
NSParameterAssert(window != nil);
FileRenameSheetController* renamer = [[FileRenameSheetController alloc] initWithWindowNibName:@"FileRenameSheetController"];
renamer.torrent = node.torrent;
renamer.node = node;
[self presentSheetForRenamer:renamer modalForWindow:window completionHandler:completionHandler];
}
+ (void)presentSheetForRenamer:(FileRenameSheetController*)renamer
modalForWindow:(NSWindow*)window
completionHandler:(void (^)(BOOL))completionHandler
{
// we capture renamer strongly to avoid it being deallocated before completionHandler
__block FileRenameSheetController* strongRenamer = renamer;
[window beginSheet:renamer.window completionHandler:^(NSModalResponse returnCode) {
completionHandler(returnCode == NSModalResponseOK);
strongRenamer = nil;
}];
}
- (void)windowDidLoad
{
[super windowDidLoad];
self.originalName = self.node.name ?: self.torrent.name;
NSString* label = [NSString stringWithFormat:NSLocalizedString(@"Rename the file \"%@\":", "rename sheet label"), self.originalName];
self.labelField.stringValue = label;
self.inputField.stringValue = self.originalName;
self.renameButton.enabled = NO;
//resize the buttons so that they're long enough and the same width
NSRect const oldRenameFrame = self.renameButton.frame;
NSRect const oldCancelFrame = self.cancelButton.frame;
//get the extra width of the rename button from the English xib - the width from sizeToFit is too squished
[self.renameButton sizeToFit];
CGFloat const extra = NSWidth(oldRenameFrame) - NSWidth(self.renameButton.frame);
self.renameButton.title = NSLocalizedString(@"Rename", "rename sheet button");
self.cancelButton.title = NSLocalizedString(@"Cancel", "rename sheet button");
[self.renameButton sizeToFit];
[self.cancelButton sizeToFit];
NSRect newRenameFrame = self.renameButton.frame;
NSRect newCancelFrame = self.cancelButton.frame;
newRenameFrame.size.width = MAX(NSWidth(newRenameFrame), NSWidth(newCancelFrame)) + extra;
newCancelFrame.size.width = MAX(NSWidth(newRenameFrame), NSWidth(newCancelFrame)) + extra;
CGFloat const renameWidthIncrease = NSWidth(newRenameFrame) - NSWidth(oldRenameFrame);
newRenameFrame.origin.x -= renameWidthIncrease;
self.renameButton.frame = newRenameFrame;
CGFloat const cancelWidthIncrease = NSWidth(newCancelFrame) - NSWidth(oldCancelFrame);
newCancelFrame.origin.x -= renameWidthIncrease + cancelWidthIncrease;
self.cancelButton.frame = newCancelFrame;
}
- (IBAction)rename:(id)sender
{
void (^completionHandler)(BOOL) = ^(BOOL didRename) {
if (didRename)
{
[NSApp endSheet:self.window returnCode:NSModalResponseOK];
}
else
{
#warning more thorough error
NSBeep();
}
};
if (self.node)
{
[self.torrent renameFileNode:self.node withName:self.inputField.stringValue completionHandler:completionHandler];
}
else
{
[self.torrent renameTorrent:self.inputField.stringValue completionHandler:completionHandler];
}
}
- (IBAction)cancelRename:(id)sender
{
[NSApp endSheet:self.window returnCode:NSModalResponseCancel];
}
- (void)controlTextDidChange:(NSNotification*)notification
{
self.renameButton.enabled = ![self.inputField.stringValue isEqualToString:@""] &&
![self.inputField.stringValue isEqualToString:self.originalName];
}
@end