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scroler fixes

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@19642 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Sergii Stoian 2004-06-28 13:19:32 +00:00
parent d6f5403307
commit 7d048ada92
1 changed files with 13 additions and 26 deletions
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39
Source/NSBrowser.m
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@ -696,7 +696,7 @@ static NSTextFieldCell *titleCell;
{
NSBrowserColumn *bc;
NSScrollView *sc;
NSRect rect = {{0, 0}, {100, 100}};
NSRect rect = {{-110, -110}, {100, 100}};
bc = [[NSBrowserColumn alloc] init];
@ -1376,35 +1376,24 @@ static NSTextFieldCell *titleCell;
/** Updates the horizontal scroller to reflect column positions. */
- (void) updateScroller
{
int num;
int num = [self numberOfVisibleColumns];
float prop = (float)num / (float)(_lastColumnLoaded + 1);
int uc = ((_lastColumnLoaded + 1) - num); // Unvisible columns
float f_step = 1.0; // Knob moving step
float fv = 0.0;
num = [self numberOfVisibleColumns];
// If there are not enough columns to scroll with
// then the column must be visible
if ((_firstVisibleColumn == 0) && (_lastColumnLoaded < num))
if (uc > 0.0)
{
[_horizontalScroller setEnabled: NO];
f_step = 1.0 / (float)uc;
}
else
fv = (float)(_firstVisibleColumn * f_step);
if (_lastVisibleColumn > _lastColumnLoaded)
{
if (!_skipUpdateScroller)
{
float prop = (float)num / (float)(_lastColumnLoaded + 1);
float i = _lastColumnLoaded - num + 1;
float f = 1 + ((_lastVisibleColumn - _lastColumnLoaded) / i);
if (_lastVisibleColumn > _lastColumnLoaded)
{
prop = (float)num / (float)(_lastVisibleColumn + 1);
}
[_horizontalScroller setFloatValue: f knobProportion: prop];
}
[_horizontalScroller setEnabled: YES];
prop = (float)num / (float)(_lastVisibleColumn + 1);
}
[_horizontalScroller setNeedsDisplay: YES];
[_horizontalScroller setFloatValue: fv knobProportion: prop];
}
/** Scrolls columns left or right based on an NSScroller. */
@ -1437,9 +1426,7 @@ static NSTextFieldCell *titleCell;
{
float f = [sender floatValue];
_skipUpdateScroller = YES;
[self scrollColumnToVisible: rintf(f * _lastColumnLoaded)];
_skipUpdateScroller = NO;
}
break;