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Bugfix: Obey colspan/rowspan when checking if containers can be snapped to the right/bottom (Thanks Mirko) 

This fixes ticket #54.
This commit is contained in:
Michael Stapelberg 2009-06-19 22:39:03 +02:00
parent 749faa3695
commit ba070fcc6c
1 changed files with 14 additions and 12 deletions
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26
src/commands.c
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@ -352,7 +352,7 @@ static void snap_current_container(xcb_connection_t *conn, direction_t direction
case D_LEFT:
/* Snap to the left is actually a move to the left and then a snap right */
if (!cell_exists(container->col - 1, container->row) ||
CUR_TABLE[container->col-1][container->row]->currently_focused != NULL) {
CUR_TABLE[container->col-1][container->row]->currently_focused != NULL) {
LOG("cannot snap to left - the cell is already used\n");
return;
}
@ -363,11 +363,12 @@ static void snap_current_container(xcb_connection_t *conn, direction_t direction
case D_RIGHT: {
/* Check if the cell is used */
int new_col = container->col + container->colspan;
if (!cell_exists(new_col, container->row) ||
CUR_TABLE[new_col][container->row]->currently_focused != NULL) {
LOG("cannot snap to right - the cell is already used\n");
return;
}
for (int i = 0; i < container->rowspan; i++)
if (!cell_exists(new_col, container->row + i) ||
CUR_TABLE[new_col][container->row + i]->currently_focused != NULL) {
LOG("cannot snap to right - the cell is already used\n");
return;
}
/* Check if there are other cells with rowspan, which are in our way.
* If so, reduce their rowspan. */
@ -384,7 +385,7 @@ static void snap_current_container(xcb_connection_t *conn, direction_t direction
}
case D_UP:
if (!cell_exists(container->col, container->row - 1) ||
CUR_TABLE[container->col][container->row-1]->currently_focused != NULL) {
CUR_TABLE[container->col][container->row-1]->currently_focused != NULL) {
LOG("cannot snap to top - the cell is already used\n");
return;
}
@ -395,11 +396,12 @@ static void snap_current_container(xcb_connection_t *conn, direction_t direction
case D_DOWN: {
LOG("snapping down\n");
int new_row = container->row + container->rowspan;
if (!cell_exists(container->col, new_row) ||
CUR_TABLE[container->col][new_row]->currently_focused != NULL) {
LOG("cannot snap down - the cell is already used\n");
return;
}
for (int i = 0; i < container->colspan; i++)
if (!cell_exists(container->col + i, new_row) ||
CUR_TABLE[container->col + i][new_row]->currently_focused != NULL) {
LOG("cannot snap down - the cell is already used\n");
return;
}
for (int i = container->col-1; i >= 0; i--) {
LOG("we got cell %d, %d with colspan %d\n",