thirdparty/scummvm
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limit slider drag range

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svn-id: r4566
This commit is contained in:
Max Horn 2002-07-16 12:01:03 +00:00
parent 76e6d7a197
commit e277d392b8
1 changed files with 11 additions and 8 deletions
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19
gui/widget.cpp
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@ -197,10 +197,14 @@ SliderWidget::SliderWidget(Dialog *boss, int x, int y, int w, int h, const char
void SliderWidget::handleMouseMoved(int x, int y, int button) {
if (_isDragging) {
int newvalue = x * 100 / _w;
int newValue = x * 100 / _w;
if (newValue < 0)
newValue = 0;
else if (newValue > 100)
newValue = 100;
if (newvalue != _value) {
_value = newvalue;
if (newValue != _value) {
_value = newValue;
draw();
}
}
@ -226,14 +230,13 @@ void SliderWidget::drawWidget(bool hilite)
void SliderWidget::handleMouseDown(int x, int y, int button) {
int barx;
barx=2 + ((_w - 5) * _old_value / 100);
barx = 2 + ((_w - 5) * _old_value / 100);
// only start dragging if mouse is over bar
if (x > (barx-3) && x < (barx+3))
_isDragging=true;
if (x > (barx - 3) && x < (barx + 3))
_isDragging = true;
}
void SliderWidget::handleMouseUp(int x, int y, int button) {
if (_isDragging)
_isDragging=false;
_isDragging = false;
}