Section 3: library functions
XmTextReplaceWcs — A Text function that replaces part of a wide character string in a Text widget Synopsis #include <Xm/Text.h> void XmTextReplaceWcs( Widget widget, XmTextPosition from_pos, XmTextPosition to_pos, wchar_t *wcstring); Description XmTextReplaceWcs replaces part of the wide character string in the Text widget. The character positions begin at zero and are numbered sequentially from the…
XmTextReplace — A Text function that replaces part of a text string Synopsis #include <Xm/Text.h> void XmTextReplace( Widget widget, XmTextPosition from_pos, XmTextPosition to_pos, char * value); Description XmTextReplace replaces part of the text string in the Text widget. The character positions begin at 0 (zero) and are numbered sequentially from the beginning of the text….
XmTextRemove — A Text function that deletes the primary selection Synopsis #include <Xm/Text.h> Boolean XmTextRemove( Widget widget); Description XmTextRemove deletes the primary selected text. If there is a selection, this routine also calls the widget’s XmNvalueChangedCallback and verification callbacks, either XmNmodifyVerifyCallback or XmNmodifyVerifyCallbackWcs, or both. If both verification callback lists are registered, the procedures of…
XmTextPosition — Data type for a character position within a text string Synopsis #include <Xm/Xm.h> Description XmTextPosition is an integer data type that holds a character’s position within a text string for Text and TextField. An XmTextPosition value conceptually points to the gap between two characters. For example, consider a text string consisting of N…
XmTextPosToXY — A Text function that accesses the x and y position of a character position Synopsis #include <Xm/Text.h> Boolean XmTextPosToXY( Widget widget, XmTextPosition position, Position *x, Position *y); Description XmTextPosToXY accesses the x and y position, relative to the upper left corner of the Text widget, of a given character position in the text…
XmTextPasteLink — A Text function that inserts a link to the clipboard selection Synopsis #include <Xm/Text.h> Boolean XmTextPasteLink( Widget widget); Description XmTextPasteLink inserts a link to the clipboard selection at the insertion cursor. This routine calls the widget’s XmNdestinationCallback procedures with the selection member of the XmDestinationCallbackStruct set to CLIPBOARD and with the operation member…
XmTextPaste — A Text function that inserts the clipboard selection Synopsis #include <Xm/Text.h> Boolean XmTextPaste( Widget widget); Description XmTextPaste inserts the clipboard selection at the insertion cursor of the destination widget. If XmNpendingDelete is True and the insertion cursor is inside the current selection, the clipboard selection replaces the selected text. This routine calls the…
XmTextInsertWcs — A Text function that inserts a wide character string into a Text widget Synopsis #include <Xm/Text.h> void XmTextInsertWcs( Widget widget, XmTextPosition position, wchar_t *wcstring); Description XmTextInsertWcs inserts a wide character string into the Text widget at a specified location. The character positions begin at 0 (zero) and are numbered sequentially from the beginning…
XmTextInsert — A Text function that inserts a character string into a text string Synopsis #include <Xm/Text.h> void XmTextInsert( Widget widget, XmTextPosition position, char * value); Description XmTextInsert inserts a character string into the text string in the Text widget. The character positions begin at 0 (zero) and are numbered sequentially from the beginning of…
XmTextGetTopCharacter — A Text function that accesses the position of the first character displayed Synopsis #include <Xm/Text.h> XmTextPosition XmTextGetTopCharacter( Widget widget); Description XmTextGetTopCharacter accesses the position of the text at the top of the Text widget. If there is no text in the Text widget (in other words, XmNvalue contains an empty string), then XmTextGetTopCharacter…
XmTextGetSubstringWcs — A Text function that retrieves a portion of a wide character internal text buffer Synopsis #include <Xm/Text.h> int XmTextGetSubstringWcs( Widget widget, XmTextPosition start, int num_chars, int buffer_size, wchar_t *buffer); Description XmTextGetSubstringWcs retrieves a copy of a portion of the internal text buffer of a Text widget that is stored in a wide character…
XmTextGetSubstring — A Text function that retrieves a copy of a portion of the internal text buffer Synopsis #include <Xm/Text.h> int XmTextGetSubstring( Widget widget, XmTextPosition start, int num_chars, int buffer_size, char *buffer); Description XmTextGetSubstring retrieves a copy of a portion of the internal text buffer of a Text widget. The function copies a specified number…
XmTextGetStringWcs — A Text function that retrieves a copy of the wide character string value of a Text widget Synopsis #include <Xm/Text.h> wchar_t * XmTextGetStringWcs( Widget widget); Description XmTextGetStringWcs retrieves a copy of the wide character string value of the Text widget. The application is responsible for freeing the storage associated with the string by…
XmTextGetString — A Text function that accesses the string value Synopsis #include <Xm/Text.h> char * XmTextGetString( Widget widget); Description XmTextGetString accesses the string value of the Text widget. The application is responsible for freeing the storage associated with the string by calling XtFree. widget Specifies the Text widget ID For a complete definition of Text…
XmTextGetSource — A Text function that accesses the source of the widget Synopsis #include <Xm/Text.h> XmTextSource XmTextGetSource( Widget widget); Description XmTextGetSource accesses the source of the Text widget. Text widgets can share sources of text so that editing in one widget is reflected in another. This function accesses the source of one widget so that…
XmTextGetSelectionWcs — A Text function that retrieves the value of a wide character encoded primary selection Synopsis #include <Xm/Text.h> wchar_t * XmTextGetSelectionWcs( Widget widget); Description XmTextGetSelectionWcs retrieves the value of the primary selection that is encoded in a wide character format. It returns a NULL pointer if no text is selected in the widget. The…
XmTextGetSelectionPosition — A Text function that accesses the position of the primary selection Synopsis #include <Xm/Text.h> Boolean XmTextGetSelectionPosition( Widget widget, XmTextPosition *left, XmTextPosition *right); Description XmTextGetSelectionPosition accesses the left and right position of the primary selection in the text buffer of the Text widget. widget Specifies the Text widget ID left Specifies the pointer in…
XmTextGetSelection — A Text function that retrieves the value of the primary selection Synopsis #include <Xm/Text.h> char * XmTextGetSelection( Widget widget); Description XmTextGetSelection retrieves the value of the primary selection. It returns a NULL pointer if no text is selected in the widget. The application is responsible for freeing the storage associated with the string…
XmTextGetMaxLength — A Text function that accesses the value of the current maximum allowable length of a text string entered from the keyboard Synopsis #include <Xm/Text.h> int XmTextGetMaxLength( Widget widget); Description XmTextGetMaxLength accesses the value of the current maximum allowable length of the text string in the Text widget entered from the keyboard. The maximum…
XmTextGetLastPosition — A Text function that accesses the last position in the text Synopsis #include <Xm/Text.h> XmTextPosition XmTextGetLastPosition( Widget widget); Description XmTextGetLastPosition accesses the last position in the text buffer of the Text widget. This is an integer number of characters from the beginning of the buffer, and represents the position that text added to…