I have an application with a JPanel and buttons that users click on to draw shapes on the panel. You can color and resize开发者_StackOverflow the shapes as well as move them around in the panel. How w
I am using Qt 4.5 and C++ on Windows XP. Basically I will be having an UI where the user will enter some data. He can go and modify the values available in the UI. The UI will have basic Qt UI elemen
I\'m building a database using a BST (binary search tree) and I wan开发者_StackOverflowt the user to be able to roll back the last 5 commands. Any Suggestions? I\'m using Java.Have you considered usin
how can i track the number of undo operation of a wpf richtext开发者_运维技巧box?You can\'t do that. Undo logic is private inside TextBoxBase class and it depends on internal UndoManager class. I advi
I have a view where a UITextView always has focus. What I want to do is extend the built-in undo/redo behavior to support undo/redo for when I programmatically set the text (e.g., for when I clear it,
In emacs, I sometimes invoke call-last-kbd-macro by mistake. When undoing I would have expected undo to undo the entire effect of the keyboard macro atomically, but that does开发者_JS百科 not happen.
I\'m writing a bitmap editor where I use the Command Pattern to represent actions that will transform the document. I keep all the commands executed so far in a list and, to implement undo, I restore
Myself and one other developer had 开发者_开发知识库been merging and pushing our work to a non-master branch called toolwork. That way, we didn\'t impact the rest of the team. My topic branch was call
I goofed up a merge.I\'d like to revert then try again. Is there a way to revert a merge before it is committed?
Hi I\'m about to add new functionality to application which I\'m currently writting. I need to write a undo/redo fnctionality. However 90% of our application is r开发者_StackOverflow社区eady and I don