/[rdesktop]/sourceforge.net/branches/seamlessrdp-branch/rdesktop/doc/seamlessrdp-channel.txt
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revision 1088 by ossman_, Fri Mar 10 08:44:55 2006 UTC revision 1138 by ossman_, Wed Mar 15 15:11:53 2006 UTC
# Line 24  systems (e.g. VNC) as well. Line 24  systems (e.g. VNC) as well.
24  One line may not exceed 1024 bytes, including newline.  One line may not exceed 1024 bytes, including newline.
25    
26  The protocol has no concept of hidden or unmapped windows. A window does not  The protocol has no concept of hidden or unmapped windows. A window does not
27  exist unless it is visible. Note that a minimised window is an exception to  exist unless it is visible. Note that a minimized window is an exception to
28  this rule.  this rule.
29    
30  Data types  Data types
# Line 36  outside the desktop. Line 36  outside the desktop.
36    
37  All integers fit inside 32 bits.  All integers fit inside 32 bits.
38    
39    Strings are sent in UTF-8 and do not contain any characters less than 0x20 or
40    the character , (comma).
41    
42  Server to Client Operations  Server to Client Operations
43  ===========================  ===========================
44    
# Line 45  CREATE Line 48  CREATE
48  Allocate structures for a new window.  Allocate structures for a new window.
49    
50  Syntax:  Syntax:
51          CREATE,<ID>,<FLAGS>          CREATE,<ID>,<PARENT>,<FLAGS>
52    
53    Indicates that a window has appeared on the server. If PARENT is non-zero then
54    the new window is a child of that window (it's transient for it). The special
55    value 0xFFFFFFFF for PARENT means that the window is a popup window without a
56    parent. It's commonly used for splash screens, tool tips and context menus.
57    
58  Note that very little information is included in this message. Things like  Note that very little information is included in this message. Things like
59  title and state will come in subsequent messages. This message should only  title and state will come in subsequent messages. This message should only
# Line 70  Syntax: Line 78  Syntax:
78          POSITION,<ID>,<X>,<Y>,<WIDTH>,<HEIGHT>,<FLAGS>          POSITION,<ID>,<X>,<Y>,<WIDTH>,<HEIGHT>,<FLAGS>
79    
80  If the window isn't visible yet (because a  If the window isn't visible yet (because a
81  STATE hasn't been set or because it's minimised), you must store the position  STATE hasn't been set or because it's minimized), you must store the position
82  and size. A new POSITION is not guaranteed to be sent when the window changes  and size. A new POSITION is not guaranteed to be sent when the window changes
83  state.  state.
84    
# Line 85  Syntax: Line 93  Syntax:
93  The text is guaranteed to be stripped of control characters (< 0x20).  The text is guaranteed to be stripped of control characters (< 0x20).
94    
95  Note that this has the same requirement as POSITION, that the title needs to  Note that this has the same requirement as POSITION, that the title needs to
96  be stored for newly created windows until a STATE is sent.  be stored for newly created windows until a STATE is sent. It is however not
97    guaranteed that a TITLE will be sent before the first STATE.
98    
99    
100  ZCHANGE  ZCHANGE
# Line 109  Syntax: Line 118  Syntax:
118    
119  State can have one of three values:  State can have one of three values:
120   0 : "Normal" window.   0 : "Normal" window.
121   1 : Minimised.   1 : Minimized.
122   2 : Maximised.   2 : Maximized.
123    
124    The initial STATE for a window will always be preceeded by one CREATE and one
125    POSITION. Optionally, a TITLE may also be sent before the first STATE.
126    
127  DEBUG  DEBUG
128  -----  -----
# Line 157  Request a synchronisation of window info Line 168  Request a synchronisation of window info
168  Syntax:  Syntax:
169          SYNC,<FLAGS>          SYNC,<FLAGS>
170    
171  For each window, the server will send CREATE, POSITION and SETSTATE just as  For each window, the server will send CREATE, POSITION and STATE, in that
172  if the window was created.  order, just as if the window was created. Note that a TITLE may also,
173    optionally, be sent before the STATE.
174    
175  POSITION  POSITION
176  --------  --------
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