Improve warning dialogs when removing table rows. Part of issue #192.

1 files changed, 36 insertions, 24 deletions

diff --git a/Source/TableContent.m b/Source/TableContent.m
index e28cf44e..0e6d21b3 100644
--- a/Source/TableContent.m
+++ b/Source/TableContent.m
@@ -774,37 +774,49 @@
 		[tableContentView editColumn:0 row:[tableContentView selectedRow] withEvent:nil select:YES];
 }
 
-- (IBAction)removeRow:(id)sender
-/*
- asks user if he really wants to delete the selected rows
+/**
+ * Asks the user if they really want to delete the selected rows
  */
+- (IBAction)removeRow:(id)sender
 {
 	// Check whether a save of the current row is required.
-	if ( ![self saveRowOnDeselect] ) return;
+	if (![self saveRowOnDeselect]) 
+		return;
 
-	if ( ![tableContentView numberOfSelectedRows] )
+	if (![tableContentView numberOfSelectedRows])
 		return;
-	/*
-	 if ( ([tableContentView numberOfSelectedRows] == [self numberOfRowsInTableView:tableContentView]) &&
-	 areShowingAllRows &&
-	 (![prefs boolForKey:@"LimitResults"] || ([tableContentView numberOfSelectedRows] < [prefs integerForKey:@"LimitResultsValue"])) ) {
-	 */
-	if ( ([tableContentView numberOfSelectedRows] == [tableContentView numberOfRows]) && 
+	
+	NSAlert *alert = [NSAlert alertWithMessageText:@""
+									 defaultButton:NSLocalizedString(@"Delete", @"delete button") 
+								   alternateButton:NSLocalizedString(@"Cancel", @"cancel button") 
+									   otherButton:nil 
+						 informativeTextWithFormat:@""];
+	
+	[alert setAlertStyle:NSCriticalAlertStyle];
+	
+	NSString *contextInfo = @"removerow";
+	
+	if (([tableContentView numberOfSelectedRows] == [tableContentView numberOfRows]) && 
 		(([prefs boolForKey:@"LimitResults"] && [tableContentView numberOfSelectedRows] == [self fetchNumberOfRows]) ||
-		 (![prefs boolForKey:@"LimitResults"] && [tableContentView numberOfSelectedRows] == [self getNumberOfRows])) ) {
-		NSBeginAlertSheet(NSLocalizedString(@"Warning", @"warning"), NSLocalizedString(@"Delete", @"delete button"), NSLocalizedString(@"Cancel", @"cancel button"), nil, tableWindow, self, @selector(sheetDidEnd:returnCode:contextInfo:),
-						  nil, @"removeallrows", NSLocalizedString(@"Do you really want to delete all rows?", @"message of panel asking for confirmation for deleting all rows"));
-	} else if ( [tableContentView numberOfSelectedRows] == 1 ) {
-		NSBeginAlertSheet(NSLocalizedString(@"Warning", @"warning"), NSLocalizedString(@"Delete", @"delete button"), NSLocalizedString(@"Cancel", @"cancel button"), nil, tableWindow, self, @selector(sheetDidEnd:returnCode:contextInfo:),
-						  nil, @"removerow", NSLocalizedString(@"Do you really want to delete the selected row?", @"message of panel asking for confirmation for deleting the selected row"));
-	} else {
-		NSBeginAlertSheet(NSLocalizedString(@"Warning", @"warning"), NSLocalizedString(@"Delete", @"delete button"), NSLocalizedString(@"Cancel", @"cancel button"), nil, tableWindow, self, @selector(sheetDidEnd:returnCode:contextInfo:),
-						  nil, @"removerow",
-						  [NSString stringWithFormat:NSLocalizedString(@"Do you really want to delete the selected %d rows?", @"message of panel asking for confirmation for deleting the selected rows"), [tableContentView numberOfSelectedRows]]);
+		 (![prefs boolForKey:@"LimitResults"] && [tableContentView numberOfSelectedRows] == [self getNumberOfRows]))) {
+		
+		contextInfo = @"removeallrows";
+		
+		[alert setMessageText:NSLocalizedString(@"Delete all rows?", @"delete all rows message")];
+		[alert setInformativeText:NSLocalizedString(@"Are you sure you want to delete all the rows from this table. This action cannot be undone.", @"delete all rows informative message")];
+	} 
+	else if ([tableContentView numberOfSelectedRows] == 1) {
+		[alert setMessageText:NSLocalizedString(@"Delete selected row?", @"delete selected row message")];
+		[alert setInformativeText:NSLocalizedString(@"Are you sure you want to delete the selected row from this table. This action cannot be undone.", @"delete selected row informative message")];
+	} 
+	else {
+		[alert setMessageText:NSLocalizedString(@"Delete rows?", @"delete rows message")];
+		[alert setInformativeText:[NSString stringWithFormat:NSLocalizedString(@"Are you sure you want to delete the selected %d rows from this table. This action cannot be undone.", @"delete rows informative message"), [tableContentView numberOfSelectedRows]]];
 	}
+	
+	[alert beginSheetModalForWindow:tableWindow modalDelegate:self didEndSelector:@selector(sheetDidEnd:returnCode:contextInfo:) contextInfo:contextInfo];
 }
 
-
 //editSheet methods
 - (IBAction)closeEditSheet:(id)sender
 {
@@ -1587,9 +1599,9 @@
 	CMMCPResult *queryResult;
 	int i, errors;
 	
-	[sheet orderOut:self];
-	
 	if ( [contextInfo isEqualToString:@"addrow"] ) {
+		[sheet orderOut:self];
+		
 		if ( returnCode == NSAlertDefaultReturn ) {
 			//problem: reenter edit mode doesn't function
 			[tableContentView editColumn:0 row:[tableContentView selectedRow] withEvent:nil select:YES];