This is an internal class for Fl_Text_Buffer to manage text selections.
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#include <Fl_Text_Buffer.H>
List of all members.
Public Member Functions |
| int | end () const |
| | Return the byte ofsset to the character after the last selected character.
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int | includes (int pos) const |
| | Return true if position pos with indentation dispIndex is in the Fl_Text_Selection.
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| int | position (int *start, int *end) const |
| | Return the positions of this selection.
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| bool | selected () const |
| | Returns true if any text is selected.
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| void | selected (bool b) |
| | Modify the 'selected' flag.
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| void | set (int start, int end) |
| | Set the selection range.
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| int | start () const |
| | Return the byte offset to the first selected character.
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| void | update (int pos, int nDeleted, int nInserted) |
| | Updates a selection afer text was modified.
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Protected Attributes |
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int | mEnd |
| | byte offset to the character after the last selected character
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bool | mSelected |
| | this flag is set if any text is selected
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int | mStart |
| | byte offset to the first selected character
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Friends |
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class | Fl_Text_Buffer |
Detailed Description
This is an internal class for Fl_Text_Buffer to manage text selections.
This class works correctly with utf-8 strings assuming that the parameters for all calls are on character boundaries.
Member Function Documentation
| int Fl_Text_Selection::end |
( |
| ) |
const |
|
inline |
Return the byte ofsset to the character after the last selected character.
- Returns:
- byte offset
| int Fl_Text_Selection::position |
( |
int * |
start, |
|
|
int * |
end |
|
) |
| const |
Return the positions of this selection.
- Parameters:
-
| start | retrun byte offset to first selected character |
| end | retrun byte offset pointing after last selected character |
- Returns:
- true if selected
| bool Fl_Text_Selection::selected |
( |
| ) |
const |
|
inline |
Returns true if any text is selected.
- Returns:
- a non-zero number if any text has been selected, or 0 if no text is selected.
| void Fl_Text_Selection::selected |
( |
bool |
b | ) |
|
|
inline |
Modify the 'selected' flag.
- Parameters:
-
| void Fl_Text_Selection::set |
( |
int |
start, |
|
|
int |
end |
|
) |
| |
Set the selection range.
- Parameters:
-
| start | byte offset to first selected character |
| end | byte offset pointing after last selected character |
| int Fl_Text_Selection::start |
( |
| ) |
const |
|
inline |
Return the byte offset to the first selected character.
- Returns:
- byte offset
| void Fl_Text_Selection::update |
( |
int |
pos, |
|
|
int |
nDeleted, |
|
|
int |
nInserted |
|
) |
| |
Updates a selection afer text was modified.
Updates an individual selection for changes in the corresponding text
- Parameters:
-
| pos | byte offset into text buffer at which the change occured |
| nDeleted | number of bytes deleted from the buffer |
| nInserted | number of bytes inserted into the buffer |
The documentation for this class was generated from the following files:
