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

View File

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

View File

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

View File

@ -372,8 +372,12 @@ int FKeyboard::UTF8decode (const char utf8[])
{ {
register int ucs = 0; register int ucs = 0;
const int max = 4; 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]); register uChar ch = uChar(utf8[i]);

View File

@ -538,15 +538,11 @@ void FLineEdit::onTimer (FTimerEvent*)
return; return;
} }
text_offset--; if ( text_offset > 0 )
text_offset--;
if ( text_offset < 0 ) if ( cursor_pos > 0 )
text_offset = 0; cursor_pos--;
cursor_pos--;
if ( cursor_pos < 0 )
cursor_pos = 0;
break; break;
@ -557,15 +553,11 @@ void FLineEdit::onTimer (FTimerEvent*)
return; return;
} }
text_offset++; if ( text_offset <= len - getWidth() + 1 )
text_offset++;
if ( text_offset > len - getWidth() + 2 ) if ( cursor_pos < len )
text_offset = len - getWidth() + 2; cursor_pos++;
cursor_pos++;
if ( cursor_pos > len )
cursor_pos = len;
break; break;
@ -804,10 +796,8 @@ void FLineEdit::drawInputField()
//---------------------------------------------------------------------- //----------------------------------------------------------------------
inline void FLineEdit::keyLeft() inline void FLineEdit::keyLeft()
{ {
cursor_pos--; if ( cursor_pos > 0 )
cursor_pos--;
if ( cursor_pos < 0 )
cursor_pos = 0;
if ( cursor_pos < text_offset ) if ( cursor_pos < text_offset )
text_offset--; text_offset--;
@ -817,10 +807,9 @@ inline void FLineEdit::keyLeft()
inline void FLineEdit::keyRight() inline void FLineEdit::keyRight()
{ {
int len = int(text.getLength()); int len = int(text.getLength());
cursor_pos++;
if ( cursor_pos >= len ) if ( cursor_pos < len )
cursor_pos = len; cursor_pos++;
if ( cursor_pos - text_offset >= getWidth() - 2 if ( cursor_pos - text_offset >= getWidth() - 2
&& text_offset <= len - getWidth() + 1 ) && text_offset <= len - getWidth() + 1 )

View File

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