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2007-Jul-04 19:08 UTC
[Wxruby-development] [1104] trunk/wxruby2: Added 2.8 methods to TextCtrl & document them; tidy up header file

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<title>[1104] trunk/wxruby2: Added 2.8 methods to TextCtrl & document
them; tidy up header file</title>
</head>
<body>

<div id="msg">
<dl>
<dt>Revision</dt> <dd>1104</dd>
<dt>Author</dt> <dd>brokentoy</dd>
<dt>Date</dt> <dd>2007-07-04 15:08:07 -0400 (Wed, 04 Jul
2007)</dd>
</dl>

<h3>Log Message</h3>
<pre>Added 2.8 methods to TextCtrl & document them; tidy up header
file</pre>

<h3>Modified Paths</h3>
<ul>
<li><a
href="#trunkwxruby2doctextiletextctrltxtl">trunk/wxruby2/doc/textile/textctrl.txtl</a></li>
<li><a
href="#trunkwxruby2swigclassesincludewxTextCtrlh">trunk/wxruby2/swig/classes/include/wxTextCtrl.h</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkwxruby2doctextiletextctrltxtl"></a>
<div class="modfile"><h4>Modified:
trunk/wxruby2/doc/textile/textctrl.txtl (1103 => 1104)</h4>
<pre class="diff"><span>
<span class="info">---
trunk/wxruby2/doc/textile/textctrl.txtl&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp2007-07-04
19:00:47 UTC (rev 1103)
+++
trunk/wxruby2/doc/textile/textctrl.txtl&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp2007-07-04
19:08:07 UTC (rev 1104)
</span><span class="lines">@@ -41,6 +41,14 @@
</span><span class="cx"> 
</span><span class="cx"> See also "window styles
overview":windowstyles.html and
"TextCtrl.new":textctrl.html#TextCtrl_new.
</span><span class="cx"> 
</span><ins>+Note that alignment styles (@TE_LEFT@, 
+@TE_CENTRE@ and @TE_RIGHT@) can be changed
+dynamically after control creation on MSW and GTK. 
+@TE_READONLY@, @TE_PASSWORD@ and wrapping styles
+can be dynamically changed under GTK but not MSW. The other styles can be
+only set during control creation.
+
+
</ins><span class="cx"> h2. TextCtrl text format
</span><span class="cx"> 
</span><span class="cx"> The multiline text controls
always store the text as a sequence of lines
</span><span class="lines">@@ -92,6 +100,27 @@
</span><span class="cx">      text.set_default_style(
Wx::TextAttr.new(Wx::BLUE) )
</span><span class="cx">      text.append_text("Blue
on grey text\n")
</span><span class="cx"> 
</span><ins>+h2. Constants
+
+The values below are the possible return codes of the
+"hit_test":#TextCtrl_hittest method:
+
+
+
+ // the point asked is ...
+ enum TextCtrlHitTestResult
+ {
+     TE_HT_UNKNOWN = -2,   // this means HitTest() is simply not implemented
+     TE_HT_BEFORE,         // either to the left or upper
+     TE_HT_ON_TEXT,        // directly on
+     TE_HT_BELOW,          // below [the last line]
+     TE_HT_BEYOND          // after [the end of line]
+ };
+ // ... the character returned
+ 
+
+
+
</ins><span class="cx"> h2. Event handling
</span><span class="cx"> 
</span><span class="cx"> The following commands are
processed by default event handlers in
</span><span class="lines">@@ -104,7 +133,7 @@
</span><span class="cx"> argument.
</span><span class="cx"> 
</span><span class="cx"> 
</span><del>-|*evt_text(id)&nbsp;{&nbsp;&#124;&nbsp;event&nbsp;&#124;&nbsp;...&nbsp;}*|Respond
to a EVT_COMMAND_TEXT_UPDATED event,generated when the text changes. Notice that
this event will always be sentwhen the text controls contents changes - whether
this is due to user input orcomes from the program itself (for example, if
SetValue() is called)|
</del><ins>+|*evt_text(id)&nbsp;{&nbsp;&#124;&nbsp;event&nbsp;&#124;&nbsp;...&nbsp;}*|Respond
to a EVT_COMMAND_TEXT_UPDATED event,generated when the text changes. Notice that
this event will be sentwhen the text controls contents changes - whether this is
due to user input orcomes from the program itself (for example, if SetValue() is
called); see ChangeValue() fora function which does not send this event.|
</ins><span class="cx">
|*evt_text_enter(id)&nbsp;{&nbsp;&#124;&nbsp;event&nbsp;&#124;&nbsp;...&nbsp;}*|Respond
to a EVT_COMMAND_TEXT_ENTER event,generated when enter is pressed in a text
control (which must haveTE_PROCESS_ENTER style for this event to be generated).|
</span><span class="cx">
|*evt_text_maxlen(id)&nbsp;{&nbsp;&#124;&nbsp;event&nbsp;&#124;&nbsp;...&nbsp;}*|User
tried to enter more textinto the control than the limit set by
"set_max_length":#TextCtrl_setmaxlength.|
</span><span class="cx"> 
</span><span class="lines">@@ -145,6 +174,7 @@
</span><span class="cx"> *
"TextCtrl#get_value":#TextCtrl_getvalue
</span><span class="cx"> *
"TextCtrl#hit_test":#TextCtrl_hittest
</span><span class="cx"> *
"TextCtrl#is_editable":#TextCtrl_iseditable
</span><ins>+* "TextCtrl#is_empty":#TextCtrl_isempty
</ins><span class="cx"> *
"TextCtrl#is_modified":#TextCtrl_ismodified
</span><span class="cx"> *
"TextCtrl#is_multi_line":#TextCtrl_ismultiline
</span><span class="cx"> *
"TextCtrl#is_single_line":#TextCtrl_issingleline
</span><span class="lines">@@ -162,9 +192,11 @@
</span><span class="cx"> *
"TextCtrl#set_insertion_point":#TextCtrl_setinsertionpoint
</span><span class="cx"> *
"TextCtrl#set_insertion_point_end":#TextCtrl_setinsertionpointend
</span><span class="cx"> *
"TextCtrl#set_max_length":#TextCtrl_setmaxlength
</span><ins>+*
"TextCtrl#set_modified":#TextCtrl_setmodified
</ins><span class="cx"> *
"TextCtrl#set_selection":#TextCtrl_setselection
</span><span class="cx"> *
"TextCtrl#set_style":#TextCtrl_setstyle
</span><span class="cx"> *
"TextCtrl#set_value":#TextCtrl_setvalue
</span><ins>+*
"TextCtrl#change_value":#TextCtrl_changevalue
</ins><span class="cx"> *
"TextCtrl#show_position":#TextCtrl_showposition
</span><span class="cx"> *
"TextCtrl#undo":#TextCtrl_undo
</span><span class="cx"> *
"TextCtrl#write_text":#TextCtrl_writetext
</span><span class="lines">@@ -408,14 +440,19 @@
</span><span class="cx"> h4. Remarks
</span><span class="cx"> 
</span><span class="cx"> Note that even empty text
controls have one line (where the insertion point
</span><del>-is), so GetNumberOfLines() never returns 0.
</del><ins>+is), so GetNumberOfLines() never returns $0$.
</ins><span class="cx"> 
</span><del>-For gtk_text (multi-line) controls, the number of lines
is
-calculated by actually counting newline characters in the buffer. You
-may wish to avoid using functions that work with line numbers if you are
-working with controls that contain large amounts of text.
</del><ins>+For GTK using GTK+ 1.2.x and earlier, the number of
lines in a multi-line
+text control is calculated by actually counting newline characters in the
+buffer, i.e. this function returns the number of logical lines and
doesn''t
+depend on whether any of them are wrapped. For all the other platforms, the
+number of physical lines in the control is returned.
</ins><span class="cx"> 
</span><ins>+Also note that you may wish to avoid using functions
that work with line
+numbers if you are working with controls that contain large amounts of text as
+this function has $O(N)$ complexity for $N$ being the number of lines.
</ins><span class="cx"> 
</span><ins>+
</ins><span class="cx"> h3(#TextCtrl_getrange).
TextCtrl#get_range
</span><span class="cx"> 
</span><span class="cx">  String
*get_range*(%(arg-type)Integer% from,  %(arg-type)Integer% to)
</span><span class="lines">@@ -505,6 +542,7 @@
</span><span class="cx"> 
</span><span class="cx">
"position_to_xy":#TextCtrl_positiontoxy,
"XYToPosition":textctrlxytoposition.html
</span><span class="cx"> 
</span><ins>+
</ins><span class="cx"> h3(#TextCtrl_iseditable).
TextCtrl#is_editable
</span><span class="cx"> 
</span><span class="cx">  Boolean *is_editable*()
</span><span class="lines">@@ -515,6 +553,17 @@
</span><span class="cx">
"set_editable":#TextCtrl_seteditable.
</span><span class="cx"> 
</span><span class="cx"> 
</span><ins>+h3(#TextCtrl_isempty). TextCtrl#is_empty
+
+ Boolean *is_empty*()
+
+Returns  if the control is currently empty. This is the same as 
+@GetValue().empty()@ but can be much more efficient for the multiline
+controls containing big amounts of text.
+
+2.7.1
+
+
</ins><span class="cx"> h3(#TextCtrl_ismodified).
TextCtrl#is_modified
</span><span class="cx"> 
</span><span class="cx">  Boolean *is_modified*()
</span><span class="lines">@@ -553,13 +602,14 @@
</span><span class="cx"> 
</span><span class="cx"> h3(#TextCtrl_loadfile).
TextCtrl#load_file
</span><span class="cx"> 
</span><del>- Boolean *load_file*(%(arg-type)String% filename)
</del><ins>+ Boolean *load_file*(%(arg-type)String% filename, 
%(arg-type)Integer% fileType = TEXT_TYPE_ANY)
</ins><span class="cx"> 
</span><span class="cx"> Loads and displays the named
file, if it exists.
</span><span class="cx"> 
</span><span class="cx"> h4. Parameters
</span><span class="cx"> 
</span><span class="cx"> * _filename_ The filename of the
file to load.
</span><ins>+* _fileType_ The type of file to load. This is
currently ignored in TextCtrl.
</ins><span class="cx"> 
</span><span class="cx"> h4. Return value
</span><span class="cx"> 
</span><span class="lines">@@ -668,13 +718,14 @@
</span><span class="cx"> 
</span><span class="cx"> h3(#TextCtrl_savefile).
TextCtrl#save_file
</span><span class="cx"> 
</span><del>- Boolean *save_file*(%(arg-type)String% filename)
</del><ins>+ Boolean *save_file*(%(arg-type)String% filename, 
%(arg-type)Integer% fileType = TEXT_TYPE_ANY)
</ins><span class="cx"> 
</span><span class="cx"> Saves the contents of the control
in a text file.
</span><span class="cx"> 
</span><span class="cx"> h4. Parameters
</span><span class="cx"> 
</span><span class="cx"> * _filename_ The name of the file
in which to save the text.
</span><ins>+* _fileType_ The type of file to save. This is
currently ignored in TextCtrl.
</ins><span class="cx"> 
</span><span class="cx"> h4. Return value
</span><span class="cx"> 
</span><span class="lines">@@ -766,6 +817,17 @@
</span><span class="cx"> Only implemented in MSW/GTK
starting with Widgets 2.3.2.
</span><span class="cx"> 
</span><span class="cx"> 
</span><ins>+h3(#TextCtrl_setmodified). TextCtrl#set_modified
+
+  *set_modified*(%(arg-type)Boolean% modified)
+
+Marks the control as being modified by the user or not.
+
+h4. See also
+
+"mark_dirty":#TextCtrl_markdirty,
"discard_edits":#TextCtrl_discardedits
+
+
</ins><span class="cx"> h3(#TextCtrl_setselection).
TextCtrl#set_selection
</span><span class="cx"> 
</span><span class="cx">  
*set_selection*(%(arg-type)Integer% from,  %(arg-type)Integer% to)
</span><span class="lines">@@ -814,10 +876,33 @@
</span><span class="cx"> Note that this function will
generate a @EVT_COMMAND_TEXT_UPDATED@
</span><span class="cx"> event.
</span><span class="cx"> 
</span><ins>+This function is deprecated and should not be used in
new code. Please use the
+"change_value":#TextCtrl_changevalue function instead.
+
</ins><span class="cx"> h4. Parameters
</span><span class="cx"> 
</span><span class="cx"> * _value_ The new value to set.
It may contain newline characters if the text control is multi-line.
</span><span class="cx"> 
</span><ins>+
+h3(#TextCtrl_changevalue). TextCtrl#change_value
+
+  *change_value*(%(arg-type)String% value)
+
+Sets the text value and marks the control as not-modified (which means that
+"is_modified":#TextCtrl_ismodified would return @false@ immediately
+after the call to SetValue).
+
+Note that this function will not generate the @EVT_COMMAND_TEXT_UPDATED@ 
+event.
+This is the only difference with "set_value":#TextCtrl_setvalue.
+See "this topic":progevent.html for more information.
+
+2.7.1
+
+h4. Parameters
+
+* _value_ The new value to set. It may contain newline characters if the text
control is multi-line.
+
</ins><span class="cx"> h3(#TextCtrl_showposition).
TextCtrl#show_position
</span><span class="cx"> 
</span><span class="cx">  
*show_position*(%(arg-type)Integer% pos)
</span></span></pre></div>
<a id="trunkwxruby2swigclassesincludewxTextCtrlh"></a>
<div class="modfile"><h4>Modified:
trunk/wxruby2/swig/classes/include/wxTextCtrl.h (1103 => 1104)</h4>
<pre class="diff"><span>
<span class="info">---
trunk/wxruby2/swig/classes/include/wxTextCtrl.h&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp2007-07-04
19:00:47 UTC (rev 1103)
+++
trunk/wxruby2/swig/classes/include/wxTextCtrl.h&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp2007-07-04
19:08:07 UTC (rev 1104)
</span><span class="lines">@@ -7,10 +7,15 @@
</span><span class="cx"> {
</span><span class="cx"> public:
</span><span class="cx">     wxTextCtrl();
</span><del>-    wxTextCtrl(wxWindow *parent, wxWindowID id,
wxString const &value = wxT(""),
-&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspwxPoint
const &pos = wxDefaultPosition, wxSize const &size = wxDefaultSize,
-&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsplong
style = 0, wxValidator const &validator = wxDefaultValidator,
-&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspwxString
const &name = wxTextCtrlNameStr);
</del><ins>+    wxTextCtrl(wxWindow *parent, 
+&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp
wxWindowID id,
+&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp
wxString const &value = wxT(""),
+&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp
wxPoint const &pos = wxDefaultPosition,
+&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp
wxSize const &size = wxDefaultSize,
+&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp
long style = 0,
+&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp
wxValidator const &validator = wxDefaultValidator,
+&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp
wxString const &name = wxTextCtrlNameStr);
+
</ins><span class="cx">     bool Create(wxWindow *parent,
</span><span class="cx">                 wxWindowID id,
</span><span class="cx">                 const wxString
&value = wxEmptyString,
</span><span class="lines">@@ -21,12 +26,17 @@
</span><span class="cx">                 const wxString
&name = wxTextCtrlNameStr);
</span><span class="cx"> 
</span><span class="cx">     virtual wxString GetValue()
const;
</span><del>-    virtual void SetValue(const wxString& value);
</del><ins>+    virtual void SetValue(const wxString& value); //
deprecated since 2.8
+&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspvirtual
void ChangeValue(const wxString& value);
+
+
</ins><span class="cx">     virtual int GetLineLength(long
lineNo) const;
</span><span class="cx">     virtual wxString
GetLineText(long lineNo) const;
</span><span class="cx">     virtual int
GetNumberOfLines() const;
</span><span class="cx">     virtual bool IsModified()
const;
</span><span class="cx">     virtual bool IsEditable()
const;
</span><ins>+&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbspbool
IsEmpty() const;
+
</ins><span class="cx">     virtual void
GetSelection(long* from, long* to) const;
</span><span class="cx">     virtual void Clear();
</span><span class="cx">     virtual void Replace(long
from, long to, const wxString& value);
</span><span class="lines">@@ -74,6 +84,9 @@
</span><span class="cx">     bool
SetForegroundColour(const wxColour& colour);
</span><span class="cx">     bool
SetBackgroundColour(const wxColour& colour);
</span><span class="cx"> 
</span><ins>+
+    void SetModified(bool modified);
+
</ins><span class="cx">
&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp//
Although the following were public in the .h file,
</span><span class="cx">
&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp// I
believe they are not part of the public API
</span><span class="cx">
&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp//GtkWidget*
GetConnectWidget();
</span><span class="lines">@@ -82,7 +95,7 @@
</span><span class="cx">     //void CalculateScrollbar();
</span><span class="cx">     //void OnInternalIdle();
</span><span class="cx">     //void SetUpdateFont(bool ) {
}
</span><del>-    //void SetModified() { m_modified = true; }
</del><ins>+
</ins><span class="cx">     //virtual void Freeze();
</span><span class="cx">     //virtual void Thaw();
</span><span class="cx">     //virtual bool
ScrollLines(int lines);
</span><span class="lines">@@ -103,9 +116,6 @@
</span><span class="cx">     //virtual wxString
GetLineText(long lineNo) const = 0;
</span><span class="cx">     //virtual int
GetNumberOfLines() const = 0;
</span><span class="cx"> 
</span><del>-    //virtual bool IsModified() const = 0;
-    //virtual bool IsEditable() const = 0;
-
</del><span class="cx">     bool IsSingleLine() const;
</span><span class="cx">     bool IsMultiLine() const;
</span><span class="cx"> 
</span></span></pre>
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