/
MessageListView.m
95 lines (87 loc) · 2.5 KB
/
MessageListView.m
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//
// MessageListView.m
// Vienna
//
// Created by Steve on Thu Mar 04 2004.
// Copyright (c) 2004-2005 Steve Palmer. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#import "MessageListView.h"
@interface NSObject(MessageListViewDelegate)
-(BOOL)handleKeyDown:(unichar)keyChar withFlags:(unsigned int)flags;
-(BOOL)copyTableSelection:(NSArray *)rows toPasteboard:(NSPasteboard *)pboard;
-(BOOL)canDeleteMessageAtRow:(int)row;
-(IBAction)deleteMessage:(id)sender;
@end
@implementation MessageListView
/* keyDown
* Here is where we handle special keys when the article list view
* has the focus so we can do custom things.
*/
-(void)keyDown:(NSEvent *)theEvent
{
if ([[theEvent characters] length] == 1)
{
unichar keyChar = [[theEvent characters] characterAtIndex:0];
if ([[NSApp delegate] handleKeyDown:keyChar withFlags:[theEvent modifierFlags]])
return;
}
[super keyDown:theEvent];
}
/* copy
* Handle the Copy action when the article list has focus.
*/
-(IBAction)copy:(id)sender
{
if ([self selectedRow] >= 0)
{
[[self delegate] copyTableSelection:[[self selectedRowEnumerator] allObjects] toPasteboard:[NSPasteboard generalPasteboard]];
return;
}
}
/* delete
* Handle the Delete action when the article list has focus.
*/
-(IBAction)delete:(id)sender
{
[[NSApp delegate] deleteMessage:self];
}
/* validateMenuItem
* This is our override where we handle item validation for the
* commands that we own.
*/
-(BOOL)validateMenuItem:(NSMenuItem *)menuItem
{
if ([menuItem action] == @selector(copy:))
{
return ([self selectedRow] >= 0);
}
if ([menuItem action] == @selector(delete:))
{
return [[self delegate] canDeleteMessageAtRow:[self selectedRow]];
}
if ([menuItem action] == @selector(selectAll:))
{
return YES;
}
return NO;
}
// Might as well allow text drags into other apps...
-(NSDragOperation)draggingSourceOperationMaskForLocal:(BOOL)isLocal
{
if (isLocal)
return NSDragOperationCopy|NSDragOperationGeneric;
return NSDragOperationCopy;
}
@end