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Some small code improvements

This commit is contained in:
Markus Gans 2018-09-02 22:46:01 +02:00
parent 076598c988
commit fc45c3c1a5
5 changed files with 25 additions and 35 deletions
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1
ChangeLog
View File

@ -1,6 +1,7 @@
2018-09-02 Markus Gans <guru.mail@muenster.de>
* Fix mouse wheel behavior over horizontal scroll bars
in FTextView
* Some small code improvements
2018-09-01 Markus Gans <guru.mail@muenster.de>
* Compiles now with newer gcc

6
examples/opti-move.cpp
View File

@ -91,7 +91,7 @@ void move (int xold, int yold, int xnew, int ynew)
// prints the cursor move escape sequence
std::string sequence;
char* buffer;
char from[10], to[10], byte[20];
char from[26], to[26], byte[20];
uInt len;
const std::string ctrl_character[] =
{
@ -104,8 +104,8 @@ void move (int xold, int yold, int xnew, int ynew)
term_boundaries(xold, yold);
term_boundaries(xnew, ynew);
snprintf (from, sizeof(from), "(%d;%d)", xold, yold);
snprintf (to, sizeof(to), "(%d;%d)", xnew, ynew);
snprintf (from, sizeof(from), "(%3d;%3d)", xold, yold);
snprintf (to, sizeof(to), "(%3d;%3d)", xnew, ynew);
std::cout << std::right << std::setw(10) << from
<< " -> "
<< std::left << std::setw(10) << to

6
src/fkeyboard.cpp
View File

@ -372,8 +372,12 @@ int FKeyboard::UTF8decode (const char utf8[])
{
register int ucs = 0;
const int max = 4;
int len = int(std::strlen(utf8));
for (register int i = 0; i < int(std::strlen(utf8)) && i < max; ++i)
if ( len > max )
len = max;
for (register int i = 0; i < len; ++i)
{
register uChar ch = uChar(utf8[i]);

25
src/flineedit.cpp
View File

@ -538,16 +538,12 @@ void FLineEdit::onTimer (FTimerEvent*)
return;
}
if ( text_offset > 0 )
text_offset--;
if ( text_offset < 0 )
text_offset = 0;
if ( cursor_pos > 0 )
cursor_pos--;
if ( cursor_pos < 0 )
cursor_pos = 0;
break;
case FLineEdit::scrollRight:
@ -557,16 +553,12 @@ void FLineEdit::onTimer (FTimerEvent*)
return;
}
if ( text_offset <= len - getWidth() + 1 )
text_offset++;
if ( text_offset > len - getWidth() + 2 )
text_offset = len - getWidth() + 2;
if ( cursor_pos < len )
cursor_pos++;
if ( cursor_pos > len )
cursor_pos = len;
break;
default:
@ -804,11 +796,9 @@ void FLineEdit::drawInputField()
//----------------------------------------------------------------------
inline void FLineEdit::keyLeft()
{
if ( cursor_pos > 0 )
cursor_pos--;
if ( cursor_pos < 0 )
cursor_pos = 0;
if ( cursor_pos < text_offset )
text_offset--;
}
@ -817,10 +807,9 @@ inline void FLineEdit::keyLeft()
inline void FLineEdit::keyRight()
{
int len = int(text.getLength());
cursor_pos++;
if ( cursor_pos >= len )
cursor_pos = len;
if ( cursor_pos < len )
cursor_pos++;
if ( cursor_pos - text_offset >= getWidth() - 2
&& text_offset <= len - getWidth() + 1 )

8
src/flistview.cpp
View File

@ -1814,10 +1814,8 @@ inline void FListView::keyLeft (int& first_line_position_before)
else
{
// Scroll left
if ( xoffset > 0 )
xoffset--;
if ( xoffset < 0 )
xoffset = 0;
}
}
@ -1838,11 +1836,9 @@ inline void FListView::keyRight (int& first_line_position_before)
else
{
// Scroll right
if ( xoffset < xoffset_end )
xoffset++;
if ( xoffset > xoffset_end )
xoffset = xoffset_end;
if ( xoffset < 0 )
xoffset = 0;
}