SyntaxEditor Auto-Sizing

by Avatar Bill Henning (Actipro)
Wednesday, February 26, 2014 at 2:34pm

PostBannerSyntaxEditorDevNotes

One feature that several customers have asked for is the ability for SyntaxEditor to automatically resize itself based on its text contents.  We didn't originally have this feature since it can be time-consuming (relatively speaking) and when editing huge documents, we didn't want to add any performance hits.

That being said, in the upcoming 2014.1 version of SyntaxEditor for WPF, Silverlight, and WinRT/XAML, we have added a new SyntaxEditor.IsViewLineMeasureEnabled property that can be set to true to activate view line measure behavior.  This means that you now can use SyntaxEditor in a layout scenario where its measured size will have an effect on its arranged size.

Multi-Line Editing Example

Let's check out an example of this in action.  Here we have a SyntaxEditor that has an XML language loaded and the new view line measure features enabled.  It's resizing itself vertically according to the number of lines in it:

AutoSizeMultiLine1

Now if we press Enter a couple times, it auto-sizes to a larger height:

AutoSizeMultiLine2

You can see how this would be useful when SyntaxEditor is hosted in controls like a StackPanel.

Single-Line Editing Example

We've also enhanced our single-line edit mode with a neat new feature.  Now if you set word wrap mode on and also have the view line measure features enabled, the single line will grow to render on multiple lines but will still not allow Enter to be pressed or inserted via pastes, etc.

This sort of feature is useful for scenarios where you want to allow a single line snippet of text to be edited but for the entire text to be visible.  Let's have a look:

AutoSizeSingleLine1

Above we have a SyntaxEditor in single-line mode, with word wrap on, and view line measure enabled.  Let's type some more text:

AutoSizeSingleLine2

Even though the text is still a single line (no line feeds are allowed in single-line mode), the word wrap caused the editor to grow taller.

Summary

These great new features will be available when the 2014.1 WPF, Silverlight, and WinRT/XAML versions are released in March.

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Docking/MDI for WPF - Huge Metro Theme Updates

by Avatar Bill Henning (Actipro)
Friday, February 7, 2014 at 9:38am

PostBannerWPFStudioDevNotes

The past couple days, we've been working on enhancing our popular Metro Themes, mostly focusing on refinements and improvements to their use in our Docking/MDI product.

Our Metro Light, White, and Dark themes have been available since v2012.2 and not only theme the Actipro controls you use in your projects, but also can theme all the native WPF controls.  This allows your entire app to mesh together cleanly with a polished, professional appearance.

Theme Updates

Let's dive in and take a look at some of the updates that are coming.  First, here's a screenshot of our main Docking/MDI demo with the updated Metro Light theme:

DockingMetroLightThemeUpdates

Improvements include:

  • Lighter dock site background that blends better with the window background.
  • Subtle outline borders around the tabbed MDI and tool window containers.
  • Tool window container title bars are no longer as in-your-face when not focused.
  • Tool window container title bars now have a dotted region that help relay that they are grippable.
  • New auto-hidden tool window tab appearance that is more like Visual Studio 2013.
  • Tool window tab images hidden by default in Metro themes (but can be toggled back via a new option).
  • Slightly lighter control backgrounds in Metro Dark theme.

Here's the same window in our Metro Dark theme:

DockingMetroDarkThemeUpdates

Summary

Our feature rich Docking/MDI product, combined with our enhanced Metro themes, really provide sleek and clean docking window functionality for your WPF apps.  You won't beat the attention to detail that our themes provide.

These new features will be available in the 2014.1 version of Docking/MDI.

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Docking/MDI Getting Events for Auto-Hide Popups

by Avatar Bill Henning (Actipro)
Wednesday, January 8, 2014 at 9:45am

PostBannerWPFStudioDevNotes

One feature that has been requested by a number of customers for our Docking/MDI product is to be notified of when a tool window that is auto-hidden flies out or back in, such as the Error List tool window in the screenshot below:

DockingAutoHide

We just completed adding two new events to DockSite named WindowAutoHidePopupOpened and WindowAutoHidePopupClosed.  Each even passes an event args that specifies which tool window is being opened or closed.

These new features will be available in the 2014.1 version of Docking/MDI.

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SyntaxEditor Delimiter Auto-Complete Improvements

by Avatar Bill Henning (Actipro)
Tuesday, January 7, 2014 at 4:21pm

PostBannerSyntaxEditorDevNotes

Earlier last year we added delimiter auto-complete features to SyntaxEditor.  Delimiter auto-complete is where the user types a start delimiter and a related end delimiter is auto-inserted after the caret.  This is especially helpful when working on mobile tablets like a Surface since it means less overall typing is required to output the same code.  Best of all, with SyntaxEditor, these features can be easily added to any custom language.

Today I'd like to announce that we have rewritten and made improvements to the internal logic used to track delimiter auto-completions.  This means that as an end user encounters an already-completed delimiter, SyntaxEditor is more intelligent about how to handle various text change operations.

Example 1

Lets check out some of the enhancements.  We'll type in some JavaScript:

DelimiterAutoComplete1

In the screenshot above, the ) character was auto-completed when the ( character was typed.  Now let's type in some parameters:

DelimiterAutoComplete4

Next we will type the ) character even though it already exists in the document.  SyntaxEditor intelligently knows that the ) was previously auto-completed so it moves the caret past it without entering a second ):

DelimiterAutoComplete2

This sort of functionality works in the current SyntaxEditor version however only if there was nothing typed between the delimiters.  In the above scenario with the current version, since we typed in some parameter names, a second ) would have been typed.  With the most recently logic updates, SyntaxEditor now handles real-world scenarios much better.

Example 2

Let's start over to show another nice feature.  Here we've again typed a function and some parameters.  Note that the end ) was auto-completed while typing out the text so it appears after the caret.

DelimiterAutoComplete4

If we Backspace over the text and get to the start ( character, upon Backspacing over that, the related end-delimiter is automatically removed too:

DelimiterAutoComplete5

This feature works in the current version as well but again, only if there was nothing typed between the delimiters.  With the code updates, SyntaxEditor handles many more scenarios of typing within delimiters, and even multiple nestings of delimiters!

Summary

These new features will be available in the 2014.1 version of SyntaxEditor, in the WPF, WinRT/XAML, and Silverlight platforms, and will also appear in the next version of our free Code Writer Windows 8 app.

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WPF Controls 2013.2 Build 592 Released

by Avatar Bill Henning (Actipro)
Thursday, December 19, 2013 at 9:52pm

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WPF Controls 2013.2 build 592 has been released and is now available for download.  This build focuses on numerous enhancements and bug fixes.  While many updates were made, major ones are listed below.

See the announcement post for the detailed list of enhancements and updates.

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  • Added the ability to alter the label positioning mode algorithm for a series.

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  • Improved support for high DPI scenarios.
  • Improved support for highlighting tabs when interop controls get focus.

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  • Added support for the Metro Dark theme.

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  • Added a new Property Dialog QuickStart that shows how to display a dialog from a property editor.

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  • Added the ability to edit multiple lines of text at the same time when block selection is active.
  • Added incremental search features.
  • Added the ability to highlight search match results within a view.
  • Added support for alpha-blended foreground/background style colors.
  • .NET Languages Add-on - Added a 'deprecated' quick info note on types/members flagged as Obsolete.

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  • Improved WindowChrome (and RibbonWindow) rendering in various scenarios.

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