即使 shouldReloadTableForSearchString 方法返回 NO,为什么我的 UISearchDisplayController 仍显示“无结果”?它不应该什么都不做并保持黑色吗?我怎样才能防止它这样做?
#import "RootViewController.h"
@implementation RootViewController
#pragma mark Table view methods
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
return 1;
}
// Customize the number of rows in the table view.
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
if (tableView == self.searchDisplayController.searchResultsTableView) {
return 0;
}
return 10;
}
// Customize the appearance of table view cells.
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
static NSString *CellIdentifier = @"Cell";
UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
if (cell == nil) {
cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];
}
// Configure the cell.
cell.textLabel.text = [NSString stringWithFormat:@"row %d", indexPath.row];
return cell;
}
#pragma mark SearchController stuff
- (BOOL)searchDisplayController:(UISearchDisplayController *)controller shouldReloadTableForSearchString:(NSString *)searchString {
return NO;
}
- (void)dealloc {
[super dealloc];
}
@end