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Centre labels above and below vertical wxSlider

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Improve label position for specific combinations of wxSlider styles.
This commit is contained in:
Maarten Bent
2019-01-31 20:19:12 +01:00
parent 0e82488300
commit 94f3d567c8
1 changed files with 31 additions and 34 deletions
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39
src/msw/slider.cpp
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@@ -429,9 +429,12 @@ void wxSlider::DoMoveWindow(int x, int y, int width, int height)
if ( HasFlag(wxSL_LEFT) ) if ( HasFlag(wxSL_LEFT) )
{ {
// Label aligned to the left edge of the slider. // Label aligned to the left edge of the slider.
xPos = sliderOffset + tickOffset; xPos = sliderOffset + THUMB / 2;
holdTopX = xPos; if ( HasFlag(wxSL_TICKS) )
holdBottomX = xPos; xPos += TICK;
holdTopX = xPos - minLabelWidth / 2;
holdBottomX = xPos - maxLabelWidth / 2;
if ( holdTopX + minLabelWidth > width ) if ( holdTopX + minLabelWidth > width )
holdTopX = width - minLabelWidth; holdTopX = width - minLabelWidth;
if ( holdBottomX + maxLabelWidth > width ) if ( holdBottomX + maxLabelWidth > width )
@@ -440,24 +443,18 @@ void wxSlider::DoMoveWindow(int x, int y, int width, int height)
else // wxSL_RIGHT else // wxSL_RIGHT
{ {
// Label aligned to the right edge of the slider. // Label aligned to the right edge of the slider.
if ( HasFlag(wxSL_BOTH) ) xPos = sliderOffset + THUMB / 2;
xPos = sliderOffset + THUMB + tickOffset/2; if ( HasFlag(wxSL_TICKS) && HasFlag(wxSL_BOTH) )
else xPos += TICK;
xPos = sliderOffset + THUMB;
holdTopX = xPos - minLabelWidth; holdTopX = xPos - minLabelWidth / 2;
holdBottomX = xPos - maxLabelWidth; holdBottomX = xPos - maxLabelWidth / 2;
if ( holdTopX < 0 ) if ( holdTopX < 0 )
holdTopX = 0; holdTopX = 0;
if ( holdBottomX < 0 ) if ( holdBottomX < 0 )
holdBottomX = 0; holdBottomX = 0;
} }
if ( HasFlag(wxSL_INVERSE) )
{
wxSwap(holdTopX, holdBottomX);
}
DoMoveSibling((HWND)(*m_labels)[SliderLabel_Min], DoMoveSibling((HWND)(*m_labels)[SliderLabel_Min],
x + holdTopX, x + holdTopX,
y, y,
@@ -488,20 +485,20 @@ void wxSlider::DoMoveWindow(int x, int y, int width, int height)
else // horizontal else // horizontal
{ {
int yLabelMinMax = int yLabelMinMax =
(y + ((THUMB + tickOffset) / 2)) - (labelHeight / 2); ((THUMB + tickOffset) / 2) - (labelHeight / 2);
int xLabelValue = int xLabelValue =
x + minLabelWidth + minLabelWidth +
((width - (minLabelWidth + maxLabelWidth)) / 2) - ((width - (minLabelWidth + maxLabelWidth)) / 2) -
(longestLabelWidth / 2); (longestLabelWidth / 2);
int ySlider = y; int ySlider = 0;
int minLabelWidthUsed = 0; int minLabelWidthUsed = 0;
int maxLabelWidthUsed = 0; int maxLabelWidthUsed = 0;
if ( HasFlag(wxSL_VALUE_LABEL) ) if ( HasFlag(wxSL_VALUE_LABEL) )
{ {
DoMoveSibling((HWND)(*m_labels)[SliderLabel_Value], DoMoveSibling((HWND)(*m_labels)[SliderLabel_Value],
xLabelValue, x + xLabelValue,
y + (HasFlag(wxSL_BOTTOM) ? 0 : THUMB + tickOffset), y + (HasFlag(wxSL_BOTTOM) ? 0 : THUMB + tickOffset),
longestLabelWidth, labelHeight); longestLabelWidth, labelHeight);
@@ -516,11 +513,11 @@ void wxSlider::DoMoveWindow(int x, int y, int width, int height)
{ {
DoMoveSibling((HWND)(*m_labels)[SliderLabel_Min], DoMoveSibling((HWND)(*m_labels)[SliderLabel_Min],
x, x,
yLabelMinMax, y + yLabelMinMax,
minLabelWidth, labelHeight); minLabelWidth, labelHeight);
DoMoveSibling((HWND)(*m_labels)[SliderLabel_Max], DoMoveSibling((HWND)(*m_labels)[SliderLabel_Max],
x + width - maxLabelWidth, x + width - maxLabelWidth,
yLabelMinMax, y + yLabelMinMax,
maxLabelWidth, labelHeight); maxLabelWidth, labelHeight);
minLabelWidthUsed = minLabelWidth + VGAP; minLabelWidthUsed = minLabelWidth + VGAP;
@@ -530,7 +527,7 @@ void wxSlider::DoMoveWindow(int x, int y, int width, int height)
// position the slider itself along the top/bottom edge // position the slider itself along the top/bottom edge
wxSliderBase::DoMoveWindow( wxSliderBase::DoMoveWindow(
x + minLabelWidthUsed, x + minLabelWidthUsed,
ySlider, y + ySlider,
width - (minLabelWidthUsed + maxLabelWidthUsed), width - (minLabelWidthUsed + maxLabelWidthUsed),
THUMB + tickOffset); THUMB + tickOffset);
} }