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2014/10/15 ¤U¤È 10:13:15
iphone Programming Glossary: reloadUsing insert rows in a UITableView http://stackoverflow.com/questions/1470898/using-insert-rows-in-a-uitableview do I respond to clicks on the add new category row The row is not clickable in my current implementation. Do I need to reload the data when the user starts editing I am doing this because otherwise the insertion rows are never drawn. Thanks. void.. BOOL animated super setEditing editing animated animated self.tableView setEditing editing animated animated tableView reloadData NSInteger tableView UITableView _tableView numberOfRowsInSection NSInteger section ... if self.tableView.editing return.. uitableview insert editing share improve this question I was missing one thing. In setEditing instead of calling reloadData I should have done void setEditing BOOL editing animated BOOL animated super setEditing editing animated animated self.tableView..
Get notified when UITableView has finished asking for data? http://stackoverflow.com/questions/1483581/get-notified-when-uitableview-has-finished-asking-for-data data source have finished for the time being eg until the view is scrolled . One workaround I have found is to call reloadData in viewDidAppear since when reloadData returns the table view is guaranteed to have finished querying the data source.. being eg until the view is scrolled . One workaround I have found is to call reloadData in viewDidAppear since when reloadData returns the table view is guaranteed to have finished querying the data source as much as it needs to for the time being... it is causing the data source to be asked for the same information twice once automatically and once because of the reloadData call when it is first loaded. The reason I want to do this at all is that I want to preserve the scroll position of..
Expand/collapse section in UITableView http://stackoverflow.com/questions/1938921/expand-collapse-section-in-uitableview could then have the tableView didSelectRowAtIndexPath on each of your custom header rows toggle this value and then reload that specific section. void tableView UITableView tableView didSelectRowAtIndexPath NSIndexPath indexPath if indexPath.row.. header put in your code to toggle your boolean value here mybooleans indexPath.section mybooleans indexPath.section reload this section self.tableView reloadSections NSIndexSet indexSetWithIndex indexPath.section withRowAnimation UITableViewRowAnimationFade.. your boolean value here mybooleans indexPath.section mybooleans indexPath.section reload this section self.tableView reloadSections NSIndexSet indexSetWithIndex indexPath.section withRowAnimation UITableViewRowAnimationFade You'd then setup your..
What exactly must I do in viewDidUnload? http://stackoverflow.com/questions/2261972/what-exactly-must-i-do-in-viewdidunload place for most needs. When a low memory warning occurs the UIViewController class purges its views if it knows it can reload or recreate them again later. If this happens it also calls the viewDidUnload method to give your code a chance to relinquish..
Accordion table cell - How to dynamically expand/contract uitableviewcell? http://stackoverflow.com/questions/3066167/accordion-table-cell-how-to-dynamically-expand-contract-uitableviewcell will return height 100 for the selected cell. Now we can go back to the begin end updates. That block triggers the reload of all tableView geometry. Moreover that block is animated which eventually gives the impresions of the row expanding. Hope..
How to dynamically resize UITableViewCell height http://stackoverflow.com/questions/3069339/how-to-dynamically-resize-uitableviewcell-height I want the cell to increase its height as the user writes and the text starts a new line. My question is do I need to reload the whole table just to increase the height of a cell Isn't there any other method I've been searching a lot and previous.. things that I already know. My concern is that to achieve what I want I will have to calculate height and reload the table every time the user enters a new character which I don't find very clean or efficient. Thanks. iphone uitableview.. iphone uitableview uitableviewcell resize uitextview share improve this question You do not always have to reload the entire table. You can instead just reload that one row. tableView reloadRowsAtIndexPaths NSArray arrayWithObject NSIndexPath..
http://stackoverflow.com/questions/3841642/curve-text-on-existing-circle
Fast and Lean PDF Viewer for iPhone / iPad / iOs - tips and hints? http://stackoverflow.com/questions/3889634/fast-and-lean-pdf-viewer-for-iphone-ipad-ios-tips-and-hints destroy unused views Close any open Contexts as soon as you don't need them on receiving memory warnings release and reload the DocRef and any page Caches Other PDF Features Getting Links inside a PDF and here and here Understanding the PDF Rect..
http://stackoverflow.com/questions/4213529/saving-uiview-contents-in-ios-4-with-real-size-of-the-images-inside-i-e-scale do but I was wondering if there is any more elegant way to do that Seems like a waist of memory and processor time to reload everything again since it's already done ... p.s. if anyone has an answer including code would be nice iphone uiview ios4..
Iphone - when to calculate heightForRowAtIndexPath for a tableview when each cell height is dynamic? http://stackoverflow.com/questions/4823197/iphone-when-to-calculate-heightforrowatindexpath-for-a-tableview-when-each-cel scroll view etc. So unless every cell height is the same then when a UITableView is created and whenever you send it a reloadData message the datasource is sent one heightForRowAtIndexPath message for each cell. So if your table has 30 cells that.. sent 30 times. Say only six of those 30 cells are visible on screen. In that case when created and when you send it a reloadData message the UITableView will send one cellForRowAtIndexPath message per visible row i.e. that message gets sent six.. building a view and then measuring the result. Note that if you change the height of a cell you will need to either reload the whole table with reloadData this will ask the delegate for every height but only ask for visible cells OR selectively..
Lazy load images in UITableViewCell http://stackoverflow.com/questions/531482/lazy-load-images-in-uitableviewcell warning. But the app invariably gets a memory warning due to size of images being cached and clears the cache before reloading. If scrolling is very fast it crashes. Any other suggestions are welcome iphone cocoa touch uitableview image lazy loading.. share improve this question Loading the images on a background thread is still a good idea. If you didn't want to reload them each time I'd suggest setting up an NSMutableDictionary and storing the images in there. You could use some unique..
How to display a progress indicator overlay/HUD on iPhone? http://stackoverflow.com/questions/593147/how-to-display-a-progress-indicator-overlay-hud-on-iphone an Updating label to appear over it. I have seen this in several apps in the store notably Facebook when you shake to reload and Darkslide. My first impulse is to create a semi transparent UIView place a UILabel and a UIProgressIndicatorView inside..
Change iOS app's language on the fly http://stackoverflow.com/questions/6150576/change-ios-apps-language-on-the-fly the user to be able to change the UI language independent of the iPhone's or iPad's language. The question is how do I reload the appropriate NIB file for the currently displayed view when the language changes and how do I load the appropriate .strings..
Do I need to release xib resources? http://stackoverflow.com/questions/61838/do-i-need-to-release-xib-resources values in viewDidUnload. One consideration here though is when your controller might dispose of its user interface and reload it dynamically on demand for example if you have a view controller that loads a view from a nib file but on request say.. loads a view from a nib file but on request say under memory pressure releases it with the expectation that it can be reloaded if the view is needed again . In this situation you want to make sure that when the main view is disposed of you also..
http://stackoverflow.com/questions/7010547/uitextfield-text-change-event UIControlEventEditingChanged Then in the textFieldDidChange method you can examine the contents of the textField and reload your table view as needed. You could use that and put calculateAndUpdateTextFields as your selector. share improve this..
UITableView scrollToRowAtIndexPath http://stackoverflow.com/questions/1480092/uitableview-scrolltorowatindexpath
Can't connect IBOutlet in Interface Builder http://stackoverflow.com/questions/1746281/cant-connect-iboutlet-in-interface-builder I did a combination of the things in this thread and I finally had success. In Interface builder not xcode File Reload All Class Files File Read Class Files select MyClass.h Reconnect File's Owner by a. Setting the Class to MyClass b. Reconnecting..
Adding a UILabel to a UIToolbar http://stackoverflow.com/questions/333441/adding-a-uilabel-to-a-uitoolbar label nil Add the toolbar as a subview to the navigation controller. self.navigationController.view addSubview toolbar Reload the table view self.tableView reloadData iphone cocoa touch ios share improve this question Have a look into this UIBarButtonItem..
How to Reload a UITableView While I am Looking at It http://stackoverflow.com/questions/661031/how-to-reload-a-uitableview-while-i-am-looking-at-it to Reload a UITableView While I am Looking at It When I have a UITableView as part of the visible view controller how can I reload..
How to save nsdictionary of a subview to a mainview based off tableviewcell selection http://stackoverflow.com/questions/7922305/how-to-save-nsdictionary-of-a-subview-to-a-mainview-based-off-tableviewcell-sele to set index scroller and section titles Add the value to the array for this letter arrayForLetter addObject value Reload data in table self.tableView reloadData from here I do several things to do with setting up the tableview after self.tableView..
iPhone Dev: Reload data of a table view from a child controller and another controller in a TabBar http://stackoverflow.com/questions/932288/iphone-dev-reload-data-of-a-table-view-from-a-child-controller-and-another-cont Dev Reload data of a table view from a child controller and another controller in a TabBar I'm implementing a notes manager application..
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