learning the unix operating system 5 edition pdf

Ngày tải lên: 25/11/2013, 11:07

... another shell prompt; you can enter UNIX commands again. Previous: 1.2 Syntax of UNIX Command Lines Learning the Unix Operating System Next: 1.4 The Unresponsive Terminal 1.2 Syntax of UNIX ... & John Strang; ISBN 1 -56 592-390-1, 106 pages. Fourth Edition, January 1998. (See the catalog page for this book.) Search the text of Learning the Unix Operating System. Index Symbols | A ... documentation on UNIX : 7.1. Standard UNIX Documentation DOS, accessing with UNIX : 4.4.6. Files on Other Operating Systems MTOOLS utilities for : 4.4.6. Files on Other Operating Systems dot...

Ngày tải lên: 18/03/2014, 00:20

... of 255 and the other two fields a value of 0: rgb_color redColor = { 255 , 0, 0, 255 }; To add a hint of blue to the color defined by redColor, the third value could be changed from 0 to, say, 50 . ... a window the same region created by the Region example project and pictured in Figure 5- 15. Figure 5- 15. The window that results from running the Region program Shapes 159 SetPenSize (5. 0); StrokeRect(rect5); ... redColor = { 255 , 0, 0, 255 }; BPoint start1 (50 .0, 50 .0); BPoint end1( 150 .0, 50 .0); SetHighColor(redColor); SetPenSize(10.0); StrokeLine(start1, end1, stripePattern); PointAndLine example project The PointAndLine...

Ngày tải lên: 26/01/2014, 07:20

Ngày tải lên: 14/08/2014, 02:22

... with system messages—messages generated and dispatched by the system. The Message Protocols appendix of the Be Book defines all the system messages. In short, system messages fall into the following categories: Application ... posted message becomes the next in the queue, the looper invokes DispatchMessage() to pass the message to the target handler. The effect is for the posted message to reach the target handler’s ... sev- eral examples of the creating of messages and the dispatching of these messages both by the object that created them and by other objects. Figure 9-1. The inheritance hierarchy for the Application...

Ngày tải lên: 17/10/2013, 19:15

... For the Save file panel, the display of the panel comes when the user chooses the Save As item from the File menu. In response to the message issued by the system to the appropriate MessageReceived() ... control is in the hands of the user. Once the user confirms a choice (whether it’s a file selection in the Open file panel, a click on the Save button in the Save file panel, or a click on the Can- cel ... in either type of panel), a message is automatically sent by the system to the panel’s target. By default the panel’s target is the application object, but this can be changed (either in the BFilePanel...

Ngày tải lên: 20/10/2013, 10:15

... during the execution of a program. An object can be added or deleted from the heap without regard for its placement in the heap, or for the other contents of the heap. The stack, on the other hand, ... such tasks. The zoom- ing and moving of windows is handled by the system, not by the SimpleApp code. This simple demonstration emphasizes the power of the BeOS system software—it is the system software ... window’s tab) • The type of the window (the look and feel of the window) • The behavior of the window (whether it has a resize knob, and so forth) Recall from your C++ background that when the definition...

Ngày tải lên: 26/01/2014, 07:20

... file with the same name as the project (and thus the same name as the application that will be built from the project). The header file holds the definition of the class derived from the BApplication ... name to change in the Find box and the name to replace it with in the Replace box of the Find window. 5. Click on the Find button in the Find window. 6. After verifying that the found text should ... any resizing of the window. The final BView constructor parameter determines the types of notifications the view is to receive from the system. The Be constant B_WILL_DRAW means that the view should...

Ngày tải lên: 26/01/2014, 07:20

... to another window. Class Descriptions and the Be Book The definitive source of information for the many classes that make up the BeOS software kits is the Be class reference by the programmers of the ... to them, some of their classes appear throughout the book. See the description of the Support Kit below for a specific example concerning the BLocker class. Application Kit The classes of the ... created in the application constructor, the MyHelloWindow constructor is responsible for creating a new view, adding the view to the new window, and then displaying the new window. The new MyHelloWorld...

Ngày tải lên: 26/01/2014, 07:20

... was clicked. The values of the point are in the view’s coor- dinate system. For example, if the cursor was over the very top left corner of the view at the time of the mouse click, the point’s ... and Messages 50 .0). If the point (100.1, 49.9) is used instead, the result is the same the win- dow’s corner ends up 100 pixels from the left and 50 pixels from the top of the screen. The above ... located at the time of the mouse button click. The window that receives the message calls the BView hook function MouseDown() of the view the cursor was over at the time of the mouse button click. B_MOUSE_UP Reaches...

Ngày tải lên: 26/01/2014, 07:20

... will be placed in the window. In that figure, the values 1 25 and 50 come from the left and top values in the radioGroupRect rectangle declared here: BRect radioGroupRect(1 25. 0, 50 .0, 230.0, 120.0); BRect ... 255 , 0, 255 ); break; case RADIO_BLACK_MSG: fMyView->SetHighColor(0, 0, 0, 255 ); break; 194 Chapter 6: Controls and Messages The off and on parameters are BPicture objects that define the ... the BWindow hook function Zoom() to shrink or enlarge the window. To allocate the handling of a message to one of its views, the window passes the message to the affected view, and the view then...

Ngày tải lên: 26/01/2014, 07:20

... as the item’s label when the user pulls down the menu in which the item appears. The message parameter assigns a message of a particular type to the menu item. When the user chooses the item, the ... given the variable used to represent the sub- menu the name subMenu, it really is nothing more than a BMenu object. The items in the Dogs submenu were added the same way as the items in the Animal menu—by ... all of these items need to be shifted within the window, it would make sense to have all of the items attached to a view within the window rather than to the win- dow itself. Then a call to the...

Ngày tải lên: 26/01/2014, 07:20

... of 45. 0 produces the maximum slant to the left, while a value of 1 35. 0 produces the maximum slant to the right. The following code generates the three strings shown in Figure 8-3: BFont theFont(be_plain_font); theFont.SetSize(24.0); theFont.SetShear( 45. 0); theView->SetFont(&theFont); theView->MovePenTo(110.0, ... When the contents of the view a scrollbar is attached to exceed the size of the view, the scrollbar’s knob appears and the scrollbar becomes enabled. As the content of the view increases, the ... 90"); theFont.SetShear(1 35. 0); theView->SetFont(&theFont); theView->MovePenTo(110.0, 220.0); theView->DrawString("Shear 1 35& quot;); Font rotation The SetRotation() function in the...

Ngày tải lên: 26/01/2014, 07:20

... about 50 % of the first standard, and that increased to 65% in the second standard. (With C++11, the number of pages covering the library rose from about 350 to about 750 pages.) Note that the standard ... the general concepts and the utilities that the library uses. Then, I describe all the components, each in one or more chapters. The first compo- nent is the standard template library (STL). There ... For example, if the runtime grows linearly with the number of elements — doubling the input doubles the runtime — the complexity is O(n). If the runtime is independent of the input, the complexity...

Ngày tải lên: 17/02/2014, 22:20

... to the Eighth Edition vii Foreword to the Eighth Edition xi Preface to the Seventh Edition xii Introduction to the Sixth Edition xiii Foreword to the Fifth Edition xxx Preface to the Fifth Edition ... ever could. On the other hand, the new synthesis accepts the ethical ideal of concern for all humans ; it embraces the democratic faith in the worth of the individual and seeks the welfare of ... of them was the end of the Cold War be- tween the U. S. and the Soviet Union, strangely leaving those persons who had long promoted friendship between the two countries still unforgiven for their...

Ngày tải lên: 06/03/2014, 11:20

... Rollovers 52 Triggering Events 53 Event Types 53 Quotes in JavaScript 55 Clicking the Link to Nowhere 56 More Interesting Actions 57 Swapping Images 58 Working with Multiple Images 59 www.it-ebooks.info Welcome ... ActiveXObject("Microsoft.XMLHTTP") 454 D CHAPTER 15 S ITALIAN TRANSLATOR AND CHAPTER 17’S TO DO LIST APPLICATION 455 Chapter 15 s Italian Translator 455 Chapter 17’s To Do List Application 457 todo.html 457 readXMLFile.php ... 263 Asynchronicity The A in Ajax 264 XML The X in Ajax 2 65 JavaScript The J in Ajax 2 65 Creating and Sending Requests 2 65 Creating a Request Object 2 65 Telling the Object Where to Send the Request 266 What...

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Ngày tải lên: 08/08/2014, 21:23