wpf datatrigger

WPF drip (2) create a single instance application, wpf drip Recently, a colleague asked me how to ensure that the new application is no longer started, but the previously started process is not restarted after the application is started, essentially, this is a single-instance WPF application. There is an App in the VS project tree. xaml and App. xaml. cs (both fi

Reading directory I. What is the purpose of WPF? 2: what can we do with this technology? What is the difference between it and other technologies? 　　I. What is the purpose of WPF? .Let's first talk about the purpose of the emergence of WPF. The emergence of a technology does not come out of thin air, but must be purposeful. It must come into being to solve a prob

Address: http://www.cnblogs.com/winkingzhang/archive/2008/12/01/1344816.htmlIntroduction Since XAML things have become a bit complicated in trying to conceptualize MVC ubuntures for Windows applications. the gap between web and win is narrowing and the whole WPF thing adds diverse possibilities to one's toobox. what to use? Model-View-controler, the Model-View-presenter or the new paradigm called Model-View-viewmodel? I have tried to understand what i

A resource is an unexecutable data stored in an executable file. Resources allow us to include images, strings, and other data of almost any type. Of course, the. NET Framework also supports such an important feature. A Resource Creation, locating, packaging, and deployment tool is built in it. You can create. resx and. resources files in. NET. Where. resx is composed of XML items .. Resx is only an intermediate format and cannot be directly used by applications. It must be converted to. resourc

WPF flowchart generation basics 1: wpf flowchart BasicsThe basic requirement for creating a WPF flowchart is to use the wpf development flowchart, which allows you to manually drag the configuration. If you have used a flow chart, you should be able to imagine the flow chart dragging configuration. Here, we will focus

WPF imitation Baidu Echarts population migration map, wpf imitation echarts population About the famous Baidu Echarts I do not say much do not know friends directly look at the official example of http://echarts.baidu.com/examples.html A while ago, I joined a WPF technology exchange group to complete the demo. First of all, I would like to thank the Group for its

WPF beginners (1)-layout [good interface Basics] And wpf beginners layout Basics Some people who switch from Winform to WPF may ignore the layout and use fixed positioning habitually. However, there is no good layout, and the interface controls behind the screen are beautiful and fancy. They are all just flowers inserted on the cow dung, and they may always be fu

WPF comes with a WebBrowser control. When we use it to open a webpage, such as Baidu, and then click a link in it, a new window will pop up, then it will pop up an IE window instead of jumping to the link internally. If you use the WebBrowser control of Winform, we can listen to its NewWindow event and perform some processing in this event. For example, when you create a new Tab to open it, you can also control the redirection in the current WebBrowse

In the previous Post, I discussed resources in WPF from the perspective of resource compilation behavior. However, both Resource and Content declare resources during compilation. If we break this restriction, we do not want to specify a fully confirmed resource address. WPF provides an abstraction similar to IE address location, which is determined based on the location of the application deployment.

WPF development time trace notebook, wpf time notebook I haven't written anything for a long time. Let's start a new year. Long ago, I wanted to develop a notebook software by myself, which not only could be used by myself, but could also be used for free. The most important thing was to have an approval for myself. Since I learned WPF myself, I felt very bad,

In the previous article, we analyzed how to compile GUI applications using Win32 and winform.ProgramMain problems. To sum up, the most important thing is how to efficiently update the interface from the worker thread. So let's first look at how WPF achieves this goal. Use of dispatcherobject The dispatcherobject class has two member Methods: checkaccess and verifyaccess. The checkaccess function is the same as the control. invokerequired attribute

WPF development diary-solves the latency of dragging behavior appended to the element, wpf drag The premise of this article is to use ItemsControl to dynamically add the most MVVM control to the Canvas. In the previous blog, I used ItemsControls to set Canvs as the layout panel. Set Canvs. Left and Canvas. Top in ItemContainerStyle. In MVVM mode. The next step is to show the drag of the content. I am sorry

Today a simple record of a knowledge point: WPF Custom Window base class, common WinForm people know that WinForm form inheritance is very useful, write a basic form, directly in the background code rewrite the inherited form name. But if WPF is to inherit forms, I personally feel that I do not understand before: it is difficult, do not know how to deal with or can not inherit, but after understanding is ve

1. Prerequisites It can be said that mvvm is a model designed for WPF, or mvvm is just a variant of MVC. However, in practice, if you or your team are not used to binding, it makes little sense to study mvvm. In addition, I personally think that using command and creating a reasonable and simplified way to use command is equally important as using binding. 2. Birth To solve problems in the real world, we need to abstract things in the real worl

Overview If you are developing a WPF program, you should have heard of the Composite Application Guidance for WPF (PRISM) All in all, Prism helps you develop complex WPF applications. I hope this series of tutorials will help you. Since the official version was released last year, it has been nearly half a year. the release of Silverlight 2. prism also began to s

A person needs to be introduced before the text begins: Sean Sexton. A software engineer from Minnesota Twins. Best of all, he maintained two blogs:2,000things you should Know about C # and 2,000 things you should Know about W PF . He updates one of the most important and easily forgotten knowledge of WPF and C # every day with a short 150-word language like Weibo. I hope I can share it with you.This series I will not only translate his every tip, but

Original: 2000 the WPF small pose basics you should know A person needs to be introduced before the text begins: Sean Sexton. A software engineer from Minnesota Twins. Best of all, he maintained two blogs:2,000things you should Know about C # and 2,000 things you should Know about W PF . He updates one of the most important and easily forgotten knowledge of WPF and C # every day with a short 150-word langua

What is composite application guidance for WPF (hereinafter referred to as PRISM) Let's imagine that in a complex enterprise-level development, the scale of our development is so great that we need to break it down into smaller modules so that we can distribute it to different people, even teams from different places, and we finally integrate these relatively independent modules into a complete application. So we need to find a way to help us divide

Learn WPF with me (1): WPF's uidesign language-XAML, wpfxamlWhat is XAML? The full name of XAML is Extensible Application Markup Language (Extensible Application Markup Language). It is specialized in the uidesign Language of WPF technology.XAML Basics XAML is based on XML, and The XAML is a tree structure as a whole. It is similar to the DOM tree of HTML. If you know XML, you can see that the XAML should h

The first WPF application, the wpf ApplicationWPF is called Windows Presentation Foundation.Core features: 2. New Data banding makes development easier3. The interface is completely separated from the code for easy maintenance. 4. The interface effect is more dazzling and the user experience is better. Prospects: 1. With the emergence of win8, Microsoft began to marginalized