nsSize
nsGridRowGroupLayout::GetMaxSize(nsIBox* aBox, nsBoxLayoutState& aState)
{
nsSize maxSize = nsGridRowLayout::GetMaxSize(aBox, aState);
PRInt32 index = 0;
nsGrid* grid = GetGrid(aBox, &index);
if (grid)
{
// make sure we add in extra columns sizes as well
bool isHorizontal = IsHorizontal(aBox);
PRInt32 extraColumns = grid->GetExtraColumnCount(isHorizontal);
PRInt32 start = grid->GetColumnCount(isHorizontal) - grid->GetExtraColumnCount(isHorizontal);
for (PRInt32 i=0; i < extraColumns; i++)
{
nscoord max =
grid->GetMaxRowHeight(aState, i+start, !isHorizontal); // GetMaxColumnWidth
AddWidth(maxSize, max, isHorizontal);
}
}
return maxSize;
}
nsSize
nsGridRowGroupLayout::GetPrefSize(nsIBox* aBox, nsBoxLayoutState& aState)
{
nsSize vpref = nsGridRowLayout::GetPrefSize(aBox, aState);
/* It is possible that we could have some extra columns. This is when less columns in XUL were
* defined that needed. And example might be a grid with 3 defined columns but a row with 4 cells in
* it. We would need an extra column to make the grid work. But because that extra column does not
* have a box associated with it we must add its size in manually. Remember we could have extra rows
* as well.
*/
PRInt32 index = 0;
nsGrid* grid = GetGrid(aBox, &index);
if (grid)
{
// make sure we add in extra columns sizes as well
bool isHorizontal = IsHorizontal(aBox);
PRInt32 extraColumns = grid->GetExtraColumnCount(isHorizontal);
PRInt32 start = grid->GetColumnCount(isHorizontal) - grid->GetExtraColumnCount(isHorizontal);
for (PRInt32 i=0; i < extraColumns; i++)
{
nscoord pref =
grid->GetPrefRowHeight(aState, i+start, !isHorizontal); // GetPrefColumnWidth
AddWidth(vpref, pref, isHorizontal);
}
}
return vpref;
}
nsSize
nsGridLayout2::GetMaxSize(nsIBox* aBox, nsBoxLayoutState& aState)
{
nsSize maxSize = nsStackLayout::GetMaxSize(aBox, aState);
// if there are no <rows> tags that will sum up our columns,
// sum up our columns here.
nsSize total(NS_INTRINSICSIZE, NS_INTRINSICSIZE);
nsIBox* rowsBox = mGrid.GetRowsBox();
nsIBox* columnsBox = mGrid.GetColumnsBox();
if (!rowsBox || !columnsBox) {
if (!rowsBox) {
total.height = 0;
// max height is the sum of our rows
PRInt32 rows = mGrid.GetRowCount();
for (PRInt32 i=0; i < rows; i++)
{
nscoord height = mGrid.GetMaxRowHeight(aState, i, PR_TRUE);
AddWidth(total, height, PR_FALSE); // AddHeight
}
}
if (!columnsBox) {
total.width = 0;
// max height is the sum of our rows
PRInt32 columns = mGrid.GetColumnCount();
for (PRInt32 i=0; i < columns; i++)
{
nscoord width = mGrid.GetMaxRowHeight(aState, i, PR_FALSE);
AddWidth(total, width, PR_TRUE); // AddWidth
}
}
AddMargin(aBox, total);
AddOffset(aState, aBox, total);
AddSmallestSize(maxSize, total);
}
return maxSize;
}
nsSize
nsGridLayout2::GetPrefSize(nsIBox* aBox, nsBoxLayoutState& aState)
{
nsSize pref = nsStackLayout::GetPrefSize(aBox, aState);
// if there are no <rows> tags that will sum up our columns,
// sum up our columns here.
nsSize total(0,0);
nsIBox* rowsBox = mGrid.GetRowsBox();
nsIBox* columnsBox = mGrid.GetColumnsBox();
if (!rowsBox || !columnsBox) {
if (!rowsBox) {
// max height is the sum of our rows
PRInt32 rows = mGrid.GetRowCount();
for (PRInt32 i=0; i < rows; i++)
{
nscoord height = mGrid.GetPrefRowHeight(aState, i, PR_TRUE);
AddWidth(total, height, PR_FALSE); // AddHeight
}
}
if (!columnsBox) {
// max height is the sum of our rows
PRInt32 columns = mGrid.GetColumnCount();
for (PRInt32 i=0; i < columns; i++)
{
nscoord width = mGrid.GetPrefRowHeight(aState, i, PR_FALSE);
AddWidth(total, width, PR_TRUE); // AddWidth
}
}
AddMargin(aBox, total);
AddOffset(aState, aBox, total);
AddLargestSize(pref, total);
}
return pref;
}
nsSize
nsGridLayout2::GetXULMinSize(nsIFrame* aBox, nsBoxLayoutState& aState)
{
nsSize minSize = nsStackLayout::GetXULMinSize(aBox, aState);
// if there are no <rows> tags that will sum up our columns,
// sum up our columns here.
nsSize total(0,0);
nsIFrame* rowsBox = mGrid.GetRowsBox();
nsIFrame* columnsBox = mGrid.GetColumnsBox();
if (!rowsBox || !columnsBox) {
if (!rowsBox) {
// max height is the sum of our rows
int32_t rows = mGrid.GetRowCount();
for (int32_t i=0; i < rows; i++)
{
nscoord height = mGrid.GetMinRowHeight(aState, i, true);
AddWidth(total, height, false); // AddHeight
}
}
if (!columnsBox) {
// max height is the sum of our rows
int32_t columns = mGrid.GetColumnCount();
for (int32_t i=0; i < columns; i++)
{
nscoord width = mGrid.GetMinRowHeight(aState, i, false);
AddWidth(total, width, true); // AddWidth
}
}
AddMargin(aBox, total);
AddOffset(aBox, total);
AddLargestSize(minSize, total);
}
return minSize;
}
nsSize
nsGridRowGroupLayout::GetMinSize(nsIFrame* aBox, nsBoxLayoutState& aState)
{
nsSize minSize = nsGridRowLayout::GetMinSize(aBox, aState);
int32_t index = 0;
nsGrid* grid = GetGrid(aBox, &index);
if (grid)
{
// make sure we add in extra columns sizes as well
bool isHorizontal = IsHorizontal(aBox);
int32_t extraColumns = grid->GetExtraColumnCount(isHorizontal);
int32_t start = grid->GetColumnCount(isHorizontal) - grid->GetExtraColumnCount(isHorizontal);
for (int32_t i=0; i < extraColumns; i++)
{
nscoord min =
grid->GetMinRowHeight(aState, i+start, !isHorizontal); // GetMinColumnWidth
AddWidth(minSize, min, isHorizontal);
}
}
return minSize;
}