Monthly Archives: January 2018

Extract comments from a group of files in C#

Posted on January 30, 2018 by RodStephens

I’m finishing up another book (I’ll announce it when it’s ready in a week or so) and I’m working through one of the thornier issues of any programming book: spell-checking code comments. I already have an example to extract comments … Continue reading →

Posted in files, strings, syntax | Tagged C#, C# programming, comments, end of line comments, example, example program, extract comments, files, multi-line comments, multiline comments, strings, syntax, Windows Forms programming | Leave a comment

Justify paragraphs in C#

Posted on January 26, 2018 by RodStephens

This example adds the ability to justify paragraphs to the example The example Align text by lines in C#. This is a bit more complicated than aligning text on the left, right, or center. (I don’t know why Microsoft didn’t … Continue reading →

Posted in fonts, graphics, printing, strings | Tagged align text, C#, C# programming, draw paragraph, draw string, draw text, DrawString, example, example program, fonts, graphics, justify paragraphs, printing, strings, Windows Forms programming | Leave a comment

Align text by lines in C#

Posted on January 26, 2018 by Rod Stephens

The example Draw paragraphs one line at a time in C# shows how to draw the lines of a paragraph one at a time. Once you can do that, it’s a simple matter to align text one line at a … Continue reading →

Posted in fonts, graphics, printing, strings | Tagged align text, C#, C# programming, draw paragraph, draw string, draw text, DrawString, example, example program, fonts, graphics, printing, strings, Windows Forms programming | 1 Comment

Draw paragraphs one line at a time in C#

Posted on January 25, 2018 by Rod Stephens

My next few posts show how to draw paragraphs on a Graphics object in various ways. The examples draw on PictureBox controls, but it’s important to remember that they work with any Graphics object including the one that you are … Continue reading →

Posted in graphics, printing, strings | Tagged C#, C# programming, draw paragraphs, draw string, draw text, example, example program, graphics, printing, strings, Windows Forms programming | 1 Comment

Print values in a grid in C#

Posted on January 24, 2018 by Rod Stephens

This example prints a set of values in a grid. The following DrawValueGrid method does all of the printing. It’s long but the pieces are relatively simple. // Draw a grid containing the indicated values. private void DrawValueGrid(Graphics gr, RectangleF … Continue reading →

Posted in graphics, printing | Tagged C#, C# programming, example, example program, graphics, grid, print, print array, print grid, printing, Windows Forms programming | Leave a comment

Use Word to make a PDF containing pictures in C#

Posted on January 23, 2018 by Rod Stephens

The example Make a Word document containing pictures in C# shows how to make a Word document containing pictures taken from selected files. This example is similar to the that one (see that post for details) except it saves the … Continue reading →

Posted in files, graphics, interoperability, Office, Word | Tagged C#, C# programming, directories, example, example program, files, graphics, image, interoperability, make PEF, Microsoft Office, Microsoft Word, Office, PEF, picture, Windows Forms programming, Word | Leave a comment

Make a Word document containing pictures in C#

Posted on January 22, 2018 by Rod Stephens

Occasionally you may want to combine selected pictures to make a Word document. This example shows one way you can search for files matching a pattern and then add them to a new Word document. This is a fairly long … Continue reading →

Posted in files, graphics, interoperability, Office, Word | Tagged C#, C# programming, directories, example, example program, files, graphics, image, interoperability, Microsoft Office, Microsoft Word, Office, picture, Windows Forms programming, Word | 3 Comments

Quick tip: Use pinvoke.net to get information about API functions for use in C#

Posted on January 19, 2018 by Rod Stephens

Platform Invocation Services (pinvoke) lets allows managed .NET code call unmanaged API functions that are implemented in a DLL. The functions in a DLL are exposed via an Application Programming Interface (API). The enormous .NET runtime library wraps many API … Continue reading →

Posted in API | Tagged API, API declarations, API functions, C#, C# programming, declarations, example, example program, pinvoke, pinvoke.net, Windows Forms programming | Leave a comment

Find Visual Studio’s Immediate window

Posted on January 18, 2018 by Rod Stephens

For some reason, the Immediate window seems to be a never-ending subject for Microsoft treasure hunts. It seems like each new release of Visual Studio moves the Immediate window to a new location buried deep within the menu hierarchy. In … Continue reading →

Posted in IDE, Windows Forms programming | Tagged C#, C# programming, example, example program, IDE, Immediate window, Visual Studio, Windows Forms programming | Leave a comment

Map device coordinates to world coordinates in C#

Posted on January 17, 2018 by Rod Stephens

Sometimes it’s convenient to draw in one coordinate system (called world coordinates) and map those coordinates to the screen’s device coordinates. The example Map points between coordinate systems in C# shows how to do this in C#. For example, the … Continue reading →