added wxWindow::IsVisible() method

[wxWidgets.git] / docs / latex / wx / text.tex

diff --git a/docs/latex/wx/text.tex b/docs/latex/wx/text.tex
index 330e4d6d036528615c7b1fb6c00135529b9c01da..599285884395c280a1ef0ba628cc1341e09f4a74 100644 (file)
--- a/docs/latex/wx/text.tex
+++ b/docs/latex/wx/text.tex
@@ -1,261 +1,3 @@
-%%%%%%%%%%%%%%%%%%%%%%%%%%%% wxTextAttr %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-
-\section{\class{wxTextAttr}}\label{wxtextattr}
-
-wxTextAttr represents the character and paragraph attributes, or style, for a range of text in a\rtfsp
-\helpref{wxTextCtrl}{wxtextctrl}.
-
-When setting up a wxTextAttr object, pass a bitlist mask to SetFlags to indicate
-which style elements should be changed. As a convenience, when you call a
-setter such as SetFont, the relevant bit will be set.
-
-\wxheading{Derived from}
-
-No base class
-
-\wxheading{Include files}
-
-<wx/textctrl.h>
-
-\wxheading{Typedefs}
-
-\texttt{wxTextPos} is the type containing the index of a position in a text
-control. \texttt{wxTextCoord} contains the index of a column or a row in the
-control.
-
-Note that although both of these types should probably have been unsigned, due
-to backwards compatibility reasons, are defined as \texttt{long} currently.
-Their use (instead of plain \texttt{long}) is still encouraged as it makes the
-code more readable.
-
-\wxheading{Constants}
-
-The following values can be passed to SetAlignment to determine
-paragraph alignment.
-
-{\small
-\begin{verbatim}
-enum wxTextAttrAlignment
-{
-    wxTEXT_ALIGNMENT_DEFAULT,
-    wxTEXT_ALIGNMENT_LEFT,
-    wxTEXT_ALIGNMENT_CENTRE,
-    wxTEXT_ALIGNMENT_CENTER = wxTEXT_ALIGNMENT_CENTRE,
-    wxTEXT_ALIGNMENT_RIGHT,
-    wxTEXT_ALIGNMENT_JUSTIFIED
-};
-\end{verbatim}
-}
-
-These values are passed in a bitlist to SetFlags to determine
-what attributes will be considered when setting the attributes
-for a text control.
-
-{\small
-\begin{verbatim}
-#define wxTEXT_ATTR_TEXT_COLOUR             0x0001
-#define wxTEXT_ATTR_BACKGROUND_COLOUR       0x0002
-#define wxTEXT_ATTR_FONT_FACE               0x0004
-#define wxTEXT_ATTR_FONT_SIZE               0x0008
-#define wxTEXT_ATTR_FONT_WEIGHT             0x0010
-#define wxTEXT_ATTR_FONT_ITALIC             0x0020
-#define wxTEXT_ATTR_FONT_UNDERLINE          0x0040
-#define wxTEXT_ATTR_FONT \
-  wxTEXT_ATTR_FONT_FACE | wxTEXT_ATTR_FONT_SIZE | wxTEXT_ATTR_FONT_WEIGHT \
-| wxTEXT_ATTR_FONT_ITALIC | wxTEXT_ATTR_FONT_UNDERLINE
-#define wxTEXT_ATTR_ALIGNMENT               0x0080
-#define wxTEXT_ATTR_LEFT_INDENT             0x0100
-#define wxTEXT_ATTR_RIGHT_INDENT            0x0200
-#define wxTEXT_ATTR_TABS                    0x0400
-\end{verbatim}
-}
-
-The values below are the possible return codes of the
-\helpref{HitTest}{wxtextctrlhittest} method:
-{\small
-\begin{verbatim}
-// the point asked is ...
-enum wxTextCtrlHitTestResult
-{
-    wxTE_HT_UNKNOWN = -2,   // this means HitTest() is simply not implemented
-    wxTE_HT_BEFORE,         // either to the left or upper
-    wxTE_HT_ON_TEXT,        // directly on
-    wxTE_HT_BELOW,          // below [the last line]
-    wxTE_HT_BEYOND          // after [the end of line]
-};
-// ... the character returned
-\end{verbatim}
-}
-
-
-\latexignore{\rtfignore{\wxheading{Members}}}
-
-
-\membersection{wxTextAttr::wxTextAttr}\label{wxtextattrctor}
-
-\func{}{wxTextAttr}{\void}
-
-\func{}{wxTextAttr}{\param{const wxColour\& }{colText}, \param{const wxColour\& }{colBack = wxNullColour},
- \param{const wxFont\& }{font = wxNullFont}, \param{wxTextAttrAlignment }{alignment = wxTEXT\_ALIGNMENT\_DEFAULT}}
-
-The constructors initialize one or more of the text foreground colour, background
-colour, font, and alignment. The values not initialized in the constructor can be set
-later, otherwise \helpref{wxTextCtrl::SetStyle}{wxtextctrlsetstyle} will use
-the default values for them.
-
-
-\membersection{wxTextAttr::GetAlignment}\label{wxtextattrgetalignment}
-
-\constfunc{wxTextAttrAlignment}{GetAlignment}{\void}
-
-Returns the paragraph alignment.
-
-
-\membersection{wxTextAttr::GetBackgroundColour}\label{wxtextattrgetbackgroundcolour}
-
-\constfunc{const wxColour\&}{GetBackgroundColour}{\void}
-
-Return the background colour specified by this attribute.
-
-
-\membersection{wxTextAttr::GetFont}\label{wxtextattrgetfont}
-
-\constfunc{const wxFont\&}{GetFont}{\void}
-
-Return the text font specified by this attribute.
-
-
-\membersection{wxTextAttr::GetLeftIndent}\label{wxtextattrgetleftindent}
-
-\constfunc{int}{GetLeftIndent}{\void}
-
-Returns the left indent in tenths of a millimetre.
-
-
-\membersection{wxTextAttr::GetLeftSubIndent}\label{wxtextattrgetleftsubindent}
-
-\constfunc{int}{GetLeftSubIndent}{\void}
-
-Returns the left sub indent for all lines but the first line in a paragraph in
-tenths of a millimetre.
-
-
-\membersection{wxTextAttr::GetRightIndent}\label{wxtextattrgetrightindent}
-
-\constfunc{int}{GetRightIndent}{\void}
-
-Returns the right indent in tenths of a millimetre.
-
-
-\membersection{wxTextAttr::GetTabs}\label{wxtextattrgettabs}
-
-\constfunc{const wxArrayInt\&}{GetTabs}{\void}
-
-Returns the array of integers representing the tab stops. Each
-array element specifies the tab stop in tenths of a millimetre.
-
-
-\membersection{wxTextAttr::GetTextColour}\label{wxtextattrgettextcolour}
-
-\constfunc{const wxColour\&}{GetTextColour}{\void}
-
-Return the text colour specified by this attribute.
-
-
-\membersection{wxTextAttr::HasBackgroundColour}\label{wxtextattrhasbackgroundcolour}
-
-\constfunc{bool}{HasBackgroundColour}{\void}
-
-Returns {\tt true} if this style specifies the background colour to use.
-
-
-\membersection{wxTextAttr::HasFont}\label{wxtextattrhasfont}
-
-\constfunc{bool}{HasFont}{\void}
-
-Returns {\tt true} if this style specifies the font to use.
-
-
-\membersection{wxTextAttr::HasTextColour}\label{wxtextattrhastextcolour}
-
-\constfunc{bool}{HasTextColour}{\void}
-
-Returns {\tt true} if this style specifies the foreground colour to use.
-
-
-\membersection{wxTextAttr::GetFlags}\label{wxtextattrgetflags}
-
-\func{long}{GetFlags}{\void}
-
-Returns a bitlist indicating which attributes will be set.
-
-
-\membersection{wxTextAttr::IsDefault}\label{wxtextattrisdefault}
-
-\constfunc{bool}{IsDefault}{\void}
-
-Returns {\tt true} if this style specifies any non-default attributes.
-
-
-\membersection{wxTextAttr::SetAlignment}\label{wxtextattrsetalignment}
-
-\func{void}{SetAlignment}{\param{wxTextAttrAlignment}{ alignment}}
-
-Sets the paragraph alignment.
-
-
-\membersection{wxTextAttr::SetBackgroundColour}\label{wxtextattrsetbackgroundcolour}
-
-\func{void}{SetBackgroundColour}{\param{const wxColour\& }{colour}}
-
-Sets the background colour.
-
-
-\membersection{wxTextAttr::SetFlags}\label{wxtextattrsetflags}
-
-\func{void}{SetFlags}{\param{long}{ flags}}
-
-Pass a bitlist indicating which attributes will be set.
-
-
-\membersection{wxTextAttr::SetFont}\label{wxtextattrsetfont}
-
-\func{void}{SetFont}{\param{const wxFont\&}{ font}}
-
-Sets the text font.
-
-
-\membersection{wxTextAttr::SetLeftIndent}\label{wxtextattrsetleftindent}
-
-\func{void}{SetLeftIndent}{\param{int }{indent}, \param{int }{subIndent = 0}}
-
-Sets the left indent in tenths of a millimetre.
-subIndent sets the indent for all lines but the first line in a paragraph
-relative to the first line.
-
-
-\membersection{wxTextAttr::SetRightIndent}\label{wxtextattrsetrightindent}
-
-\func{void}{SetRightIndent}{\param{int }{indent}}
-
-Sets the right indent in tenths of a millimetre.
-
-
-\membersection{wxTextAttr::SetTabs}\label{wxtextattrsettabs}
-
-\func{void}{SetTabs}{\param{const wxArrayInt\&}{ tabs}}
-
-Sets the array of integers representing the tab stops. Each
-array element specifies the tab stop in tenths of a millimetre.
-
-
-\membersection{wxTextAttr::SetTextColour}\label{wxtextattrsettextcolour}
-
-\func{void}{SetTextColour}{\param{const wxColour\& }{colour}}
-
-Sets the text colour.
-
-

 %%%%%%%%%%%%%%%%%%%%%%%%%%%% wxTextCtrl %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \section{\class{wxTextCtrl}}\label{wxtextctrl}
 %%%%%%%%%%%%%%%%%%%%%%%%%%%% wxTextCtrl %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 \section{\class{wxTextCtrl}}\label{wxtextctrl}


@@ -306,9 +48,10 @@ used, so that text won't be wrapped. No effect under wxGTK1.}
 \twocolitem{\windowstyle{wxTE\_LEFT}}{The text in the control will be left-justified (default).}
 \twocolitem{\windowstyle{wxTE\_CENTRE}}{The text in the control will be centered (currently wxMSW and wxGTK2 only).}
 \twocolitem{\windowstyle{wxTE\_RIGHT}}{The text in the control will be right-justified (currently wxMSW and wxGTK2 only).}
 \twocolitem{\windowstyle{wxTE\_LEFT}}{The text in the control will be left-justified (default).}
 \twocolitem{\windowstyle{wxTE\_CENTRE}}{The text in the control will be centered (currently wxMSW and wxGTK2 only).}
 \twocolitem{\windowstyle{wxTE\_RIGHT}}{The text in the control will be right-justified (currently wxMSW and wxGTK2 only).}

-\twocolitem{\windowstyle{wxTE\_DONTWRAP}}{Same as {\tt wxHSCROLL} style.}
-\twocolitem{\windowstyle{wxTE\_LINEWRAP}}{Wrap the lines too long to be shown entirely at any position (wxUniv and wxGTK2 only currently).}
-\twocolitem{\windowstyle{wxTE\_WORDWRAP}}{Wrap the lines too long to be shown entirely at word boundaries (this is the default if wxTE\_DONTWRAP is not given).}
+\twocolitem{\windowstyle{wxTE\_DONTWRAP}}{Same as {\tt wxHSCROLL} style: don't wrap at all, show horizontal scrollbar instead.}
+\twocolitem{\windowstyle{wxTE\_CHARWRAP}}{Wrap the lines too long to be shown entirely at any position (wxUniv and wxGTK2 only).}
+\twocolitem{\windowstyle{wxTE\_WORDWRAP}}{Wrap the lines too long to be shown entirely at word boundaries (wxUniv and wxGTK2 only).}
+\twocolitem{\windowstyle{wxTE\_BESTWRAP}}{Wrap the lines at word boundaries or at any other character if there are words longer than the window width (this is the default).}

 \twocolitem{\windowstyle{wxTE\_CAPITALIZE}}{On PocketPC and Smartphone, causes the first letter to be capitalized.}
 \end{twocollist}
 
 \twocolitem{\windowstyle{wxTE\_CAPITALIZE}}{On PocketPC and Smartphone, causes the first letter to be capitalized.}
 \end{twocollist}
 


@@ -442,6 +185,27 @@ you may just do
 See \helpref{wxStreamToTextRedirector}{wxstreamtotextredirector} for more
 details.
 
 See \helpref{wxStreamToTextRedirector}{wxstreamtotextredirector} for more
 details.
 

+\wxheading{Constants}
+
+The values below are the possible return codes of the
+\helpref{HitTest}{wxtextctrlhittest} method:
+
+{\small
+\begin{verbatim}
+// the point asked is ...
+enum wxTextCtrlHitTestResult
+{
+    wxTE_HT_UNKNOWN = -2,   // this means HitTest() is simply not implemented
+    wxTE_HT_BEFORE,         // either to the left or upper
+    wxTE_HT_ON_TEXT,        // directly on
+    wxTE_HT_BELOW,          // below [the last line]
+    wxTE_HT_BEYOND          // after [the end of line]
+};
+// ... the character returned
+\end{verbatim}
+}
+
+

 \wxheading{Event handling}
 
 The following commands are processed by default event handlers in wxTextCtrl: wxID\_CUT, wxID\_COPY,
 \wxheading{Event handling}
 
 The following commands are processed by default event handlers in wxTextCtrl: wxID\_CUT, wxID\_COPY,


@@ -460,7 +224,7 @@ comes from the program itself (for example, if SetValue() is called)}
 \twocolitem{{\bf EVT\_TEXT\_ENTER(id, func)}}{Respond to a wxEVT\_COMMAND\_TEXT\_ENTER event,
 generated when enter is pressed in a text control (which must have
 wxTE\_PROCESS\_ENTER style for this event to be generated).}
 \twocolitem{{\bf EVT\_TEXT\_ENTER(id, func)}}{Respond to a wxEVT\_COMMAND\_TEXT\_ENTER event,
 generated when enter is pressed in a text control (which must have
 wxTE\_PROCESS\_ENTER style for this event to be generated).}

-\twocolitem{{\bf EVT\_TEXT\_URL(id, func)}}{A mouse event occured over an URL
+\twocolitem{{\bf EVT\_TEXT\_URL(id, func)}}{A mouse event occurred over an URL

 in the text control (wxMSW and wxGTK2 only)}
 \twocolitem{{\bf EVT\_TEXT\_MAXLEN(id, func)}}{User tried to enter more text
 into the control than the limit set by
 in the text control (wxMSW and wxGTK2 only)}
 \twocolitem{{\bf EVT\_TEXT\_MAXLEN(id, func)}}{User tried to enter more text
 into the control than the limit set by


@@ -633,7 +397,7 @@ Resets the internal `modified' flag as if the current edits had been saved.
 \func{bool}{EmulateKeyPress}{\param{const wxKeyEvent\& }{event}}
 
 This functions inserts into the control the character which would have been
 \func{bool}{EmulateKeyPress}{\param{const wxKeyEvent\& }{event}}
 
 This functions inserts into the control the character which would have been

-inserted if the given key event had occured in the text control. The
+inserted if the given key event had occurred in the text control. The

 {\it event} object should be the same as the one passed to {\tt EVT\_KEY\_DOWN}
 handler previously by wxWidgets.
 
 {\it event} object should be the same as the one passed to {\tt EVT\_KEY\_DOWN}
 handler previously by wxWidgets.
 


@@ -730,19 +494,24 @@ Returns the number of lines in the text control buffer.
 \wxheading{Remarks}
 
 Note that even empty text controls have one line (where the insertion point
 \wxheading{Remarks}
 
 Note that even empty text controls have one line (where the insertion point

-is), so GetNumberOfLines() never returns 0.
+is), so GetNumberOfLines() never returns $0$.
+
+For wxGTK 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.

 
 

-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.
+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.

 
 
 \membersection{wxTextCtrl::GetRange}\label{wxtextctrlgetrange}
 
 \constfunc{virtual wxString}{GetRange}{\param{long}{ from}, \param{long}{ to}}
 
 
 
 \membersection{wxTextCtrl::GetRange}\label{wxtextctrlgetrange}
 
 \constfunc{virtual wxString}{GetRange}{\param{long}{ from}, \param{long}{ to}}
 

-Returns the string containing the text staring in the positions {\it from} and
+Returns the string containing the text starting in the positions {\it from} and

 up to {\it to} in the control. The positions must have been returned by another
 wxTextCtrl method.
 
 up to {\it to} in the control. The positions must have been returned by another
 wxTextCtrl method.
 


@@ -798,7 +567,7 @@ support this function.
 
 \wxheading{Return value}
 
 
 \wxheading{Return value}
 

-{\tt true} on success, {\tt false} if an error occured - it may also mean that
+{\tt true} on success, {\tt false} if an error occurred - it may also mean that

 the styles are not supported under this platform.
 
 \wxheading{See also}
 the styles are not supported under this platform.
 
 \wxheading{See also}


@@ -852,6 +621,10 @@ read-only mode by a previous call to
 Returns {\tt true} if the text has been modified by user. Note that calling
 \helpref{SetValue}{wxtextctrlsetvalue} doesn't make the control modified.
 
 Returns {\tt true} if the text has been modified by user. Note that calling
 \helpref{SetValue}{wxtextctrlsetvalue} doesn't make the control modified.
 

+\wxheading{See also}
+
+\helpref{MarkDirty}{wxtextctrlmarkdirty}
+

 
 \membersection{wxTextCtrl::IsMultiLine}\label{wxtextctrlismultiline}
 
 
 \membersection{wxTextCtrl::IsMultiLine}\label{wxtextctrlismultiline}
 


@@ -922,6 +695,17 @@ Loads and displays the named file, if it exists.
 %% \helpref{wxKeyEvent}{wxkeyevent}
 
 
 %% \helpref{wxKeyEvent}{wxkeyevent}
 
 

+\membersection{wxTextCtrl::MarkDirty}\label{wxtextctrlmarkdirty}
+
+\func{void}{MarkDirty}{\void}
+
+Mark text as modified (dirty).
+
+\wxheading{See also}
+
+\helpref{IsModified}{wxtextctrlismodified}
+
+

 \membersection{wxTextCtrl::OnDropFiles}\label{wxtextctrlondropfiles}
 
 \func{void}{OnDropFiles}{\param{wxDropFilesEvent\& }{event}}
 \membersection{wxTextCtrl::OnDropFiles}\label{wxtextctrlondropfiles}
 
 \func{void}{OnDropFiles}{\param{wxDropFilesEvent\& }{event}}


@@ -1056,7 +840,7 @@ wouldn't change it at all).
 
 \wxheading{Return value}
 
 
 \wxheading{Return value}
 

-{\tt true} on success, {\tt false} if an error occured - may also mean that
+{\tt true} on success, {\tt false} if an error occurred - may also mean that

 the styles are not supported under this platform.
 
 \wxheading{See also}
 the styles are not supported under this platform.
 
 \wxheading{See also}


@@ -1123,6 +907,17 @@ Note that under GTK+, this function may only be used with single line text contr
 Only implemented in wxMSW/wxGTK starting with wxWidgets 2.3.2.
 
 
 Only implemented in wxMSW/wxGTK starting with wxWidgets 2.3.2.
 
 

+\membersection{wxTextCtrl::SetModified}\label{wxtextctrlsetmodified}
+
+\func{void}{SetModified}{\param{bool }{modified}}
+
+Marks the control as being modified by the user or not.
+
+\wxheading{See also}
+
+\helpref{MarkDirty}{wxtextctrlmarkdirty}, \helpref{DiscardEdits}{wxtextctrldiscardedits}
+
+

 \membersection{wxTextCtrl::SetSelection}\label{wxtextctrlsetselection}
 
 \func{virtual void}{SetSelection}{\param{long}{ from}, \param{long}{ to}}
 \membersection{wxTextCtrl::SetSelection}\label{wxtextctrlsetselection}
 
 \func{virtual void}{SetSelection}{\param{long}{ from}, \param{long}{ to}}


@@ -1155,7 +950,7 @@ not set, the corresponding attribute from \helpref{GetDefaultStyle()}{wxtextctrl
 
 \wxheading{Return value}
 
 
 \wxheading{Return value}
 

-{\tt true} on success, {\tt false} if an error occured - it may also mean that
+{\tt true} on success, {\tt false} if an error occurred - it may also mean that

 the styles are not supported under this platform.
 
 \wxheading{See also}
 the styles are not supported under this platform.
 
 \wxheading{See also}


@@ -1231,7 +1026,7 @@ Converts the given zero based column and line number to a position.
 
 \wxheading{Return value}
 
 
 \wxheading{Return value}
 

-The position value.
+The position value, or -1 if {\tt x} or {\tt y} was invalid.

 
 
 \membersection{wxTextCtrl::operator \cinsert}\label{wxtextctrlinsert}
 
 
 \membersection{wxTextCtrl::operator \cinsert}\label{wxtextctrlinsert}