From da31eddadc0c70875cd261d8925e4346c3e26590 Mon Sep 17 00:00:00 2001 From: nicm Date: Wed, 17 Apr 2019 14:44:14 +0000 Subject: Rewrite main-vertical and horizontal to use the common spread out code and to handle the case where the panes won't fit into the existing window size. --- layout-set.c | 246 ++++++++++++++++++----------------------------------------- 1 file changed, 76 insertions(+), 170 deletions(-) (limited to 'layout-set.c') diff --git a/layout-set.c b/layout-set.c index 97315964..504d9630 100644 --- a/layout-set.c +++ b/layout-set.c @@ -184,9 +184,8 @@ static void layout_set_main_h(struct window *w) { struct window_pane *wp; - struct layout_cell *lc, *lcmain, *lcrow, *lcchild; - u_int n, mainheight, otherheight, width, height; - u_int used, i, j, columns, rows, totalrows; + struct layout_cell *lc, *lcmain, *lcother, *lcchild; + u_int n, mainh, otherh, sx; layout_print_cell(w->layout_root, __func__, 1); @@ -196,103 +195,57 @@ layout_set_main_h(struct window *w) return; n--; /* take off main pane */ - /* How many rows and columns will be needed, not counting main? */ - columns = (w->sx + 1) / (PANE_MINIMUM + 1); /* maximum columns */ - if (columns == 0) - columns = 1; - rows = 1 + (n - 1) / columns; - columns = 1 + (n - 1) / rows; - width = (w->sx - (n - 1)) / columns; - - /* Get the main pane height and add one for separator line. */ - mainheight = options_get_number(w->options, "main-pane-height") + 1; - - /* Get the optional other pane height and add one for separator line. */ - otherheight = options_get_number(w->options, "other-pane-height") + 1; - - /* - * If an other pane height was specified, honour it so long as it - * doesn't shrink the main height to less than the main-pane-height - */ - if (otherheight > 1 && w->sy - otherheight > mainheight) - mainheight = w->sy - otherheight; - if (mainheight < PANE_MINIMUM + 1) - mainheight = PANE_MINIMUM + 1; - - /* Try and make everything fit. */ - totalrows = rows * (PANE_MINIMUM + 1) - 1; - if (mainheight + totalrows > w->sy) { - if (totalrows + PANE_MINIMUM + 1 > w->sy) - mainheight = PANE_MINIMUM + 2; + /* Get the main pane height and work out the other pane height. */ + mainh = options_get_number(w->options, "main-pane-height"); + if (mainh + PANE_MINIMUM + 1 >= w->sy) { + if (w->sy <= PANE_MINIMUM + 1 + PANE_MINIMUM) + mainh = PANE_MINIMUM; else - mainheight = w->sy - totalrows; - height = PANE_MINIMUM; - } else - height = (w->sy - mainheight - (rows - 1)) / rows; + mainh = w->sy - (PANE_MINIMUM + 1); + otherh = PANE_MINIMUM; + } else { + otherh = options_get_number(w->options, "other-pane-height"); + if (otherh == 0) + otherh = w->sy - mainh; + else if (otherh > w->sy || w->sy - otherh < mainh) + otherh = w->sy - mainh; + else + mainh = w->sy - otherh; + } + + /* Work out what height is needed. */ + sx = (n * (PANE_MINIMUM + 1)) - 1; + if (sx < w->sx) + sx = w->sx; /* Free old tree and create a new root. */ layout_free(w); lc = w->layout_root = layout_create_cell(NULL); - layout_set_size(lc, w->sx, mainheight + rows * (height + 1) - 1, 0, 0); + layout_set_size(lc, sx, mainh + otherh + 1, 0, 0); layout_make_node(lc, LAYOUT_TOPBOTTOM); /* Create the main pane. */ lcmain = layout_create_cell(lc); - layout_set_size(lcmain, w->sx, mainheight - 1, 0, 0); + layout_set_size(lcmain, sx, mainh, 0, 0); layout_make_leaf(lcmain, TAILQ_FIRST(&w->panes)); TAILQ_INSERT_TAIL(&lc->cells, lcmain, entry); - /* Create a grid of the remaining cells. */ - wp = TAILQ_NEXT(TAILQ_FIRST(&w->panes), entry); - for (j = 0; j < rows; j++) { - /* If this is the last cell, all done. */ - if (wp == NULL) - break; + /* Create the other pane. */ + lcother = layout_create_cell(lc); + layout_set_size(lcother, sx, otherh, 0, 0); + layout_make_node(lcother, LAYOUT_LEFTRIGHT); + TAILQ_INSERT_TAIL(&lc->cells, lcother, entry); - /* Create the new row. */ - lcrow = layout_create_cell(lc); - layout_set_size(lcrow, w->sx, height, 0, 0); - TAILQ_INSERT_TAIL(&lc->cells, lcrow, entry); - - /* If only one column, just use the row directly. */ - if (columns == 1) { - layout_make_leaf(lcrow, wp); - wp = TAILQ_NEXT(wp, entry); - continue; - } - - /* Add in the columns. */ - layout_make_node(lcrow, LAYOUT_LEFTRIGHT); - for (i = 0; i < columns; i++) { - /* Create and add a pane cell. */ - lcchild = layout_create_cell(lcrow); - layout_set_size(lcchild, width, height, 0, 0); - layout_make_leaf(lcchild, wp); - TAILQ_INSERT_TAIL(&lcrow->cells, lcchild, entry); - - /* Move to the next cell. */ - if ((wp = TAILQ_NEXT(wp, entry)) == NULL) - break; - } - - /* Adjust the row to fit the full width if necessary. */ - if (i == columns) - i--; - used = ((i + 1) * (width + 1)) - 1; - if (w->sx <= used) + /* Add the remaining panes as children. */ + TAILQ_FOREACH(wp, &w->panes, entry) { + if (wp == TAILQ_FIRST(&w->panes)) continue; - lcchild = TAILQ_LAST(&lcrow->cells, layout_cells); - layout_resize_adjust(w, lcchild, LAYOUT_LEFTRIGHT, - w->sx - used); - } - - /* Adjust the last row height to fit if necessary. */ - used = mainheight + (rows * height) + rows - 1; - if (w->sy > used) { - lcrow = TAILQ_LAST(&lc->cells, layout_cells); - layout_resize_adjust(w, lcrow, LAYOUT_TOPBOTTOM, - w->sy - used); + lcchild = layout_create_cell(lc); + layout_set_size(lcchild, PANE_MINIMUM, otherh, 0, 0); + layout_make_leaf(lcchild, wp); + TAILQ_INSERT_TAIL(&lcother->cells, lcchild, entry); } + layout_spread_cell(w, lcother); /* Fix cell offsets. */ layout_fix_offsets(lc); @@ -309,9 +262,8 @@ static void layout_set_main_v(struct window *w) { struct window_pane *wp; - struct layout_cell *lc, *lcmain, *lccolumn, *lcchild; - u_int n, mainwidth, otherwidth, width, height; - u_int used, i, j, columns, rows, totalcolumns; + struct layout_cell *lc, *lcmain, *lcother, *lcchild; + u_int n, mainw, otherw, sy; layout_print_cell(w->layout_root, __func__, 1); @@ -321,103 +273,57 @@ layout_set_main_v(struct window *w) return; n--; /* take off main pane */ - /* How many rows and columns will be needed, not counting main? */ - rows = (w->sy + 1) / (PANE_MINIMUM + 1); /* maximum rows */ - if (rows == 0) - rows = 1; - columns = 1 + (n - 1) / rows; - rows = 1 + (n - 1) / columns; - height = (w->sy - (n - 1)) / rows; - - /* Get the main pane width and add one for separator line. */ - mainwidth = options_get_number(w->options, "main-pane-width") + 1; - - /* Get the optional other pane width and add one for separator line. */ - otherwidth = options_get_number(w->options, "other-pane-width") + 1; - - /* - * If an other pane width was specified, honour it so long as it - * doesn't shrink the main width to less than the main-pane-width - */ - if (otherwidth > 1 && w->sx - otherwidth > mainwidth) - mainwidth = w->sx - otherwidth; - if (mainwidth < PANE_MINIMUM + 1) - mainwidth = PANE_MINIMUM + 1; - - /* Try and make everything fit. */ - totalcolumns = columns * (PANE_MINIMUM + 1) - 1; - if (mainwidth + totalcolumns > w->sx) { - if (totalcolumns + PANE_MINIMUM + 1 > w->sx) - mainwidth = PANE_MINIMUM + 2; + /* Get the main pane width and work out the other pane width. */ + mainw = options_get_number(w->options, "main-pane-width"); + if (mainw + PANE_MINIMUM + 1 >= w->sx) { + if (w->sx <= PANE_MINIMUM + 1 + PANE_MINIMUM) + mainw = PANE_MINIMUM; else - mainwidth = w->sx - totalcolumns; - width = PANE_MINIMUM; - } else - width = (w->sx - mainwidth - (columns - 1)) / columns; + mainw = w->sx - (PANE_MINIMUM + 1); + otherw = PANE_MINIMUM; + } else { + otherw = options_get_number(w->options, "other-pane-width"); + if (otherw == 0) + otherw = w->sx - mainw; + else if (otherw > w->sx || w->sx - otherw < mainw) + otherw = w->sx - mainw; + else + mainw = w->sx - otherw; + } + + /* Work out what height is needed. */ + sy = (n * (PANE_MINIMUM + 1)) - 1; + if (sy < w->sy) + sy = w->sy; /* Free old tree and create a new root. */ layout_free(w); lc = w->layout_root = layout_create_cell(NULL); - layout_set_size(lc, mainwidth + columns * (width + 1) - 1, w->sy, 0, 0); + layout_set_size(lc, mainw + otherw + 1, sy, 0, 0); layout_make_node(lc, LAYOUT_LEFTRIGHT); /* Create the main pane. */ lcmain = layout_create_cell(lc); - layout_set_size(lcmain, mainwidth - 1, w->sy, 0, 0); + layout_set_size(lcmain, mainw, sy, 0, 0); layout_make_leaf(lcmain, TAILQ_FIRST(&w->panes)); TAILQ_INSERT_TAIL(&lc->cells, lcmain, entry); - /* Create a grid of the remaining cells. */ - wp = TAILQ_NEXT(TAILQ_FIRST(&w->panes), entry); - for (j = 0; j < columns; j++) { - /* If this is the last cell, all done. */ - if (wp == NULL) - break; - - /* Create the new column. */ - lccolumn = layout_create_cell(lc); - layout_set_size(lccolumn, width, w->sy, 0, 0); - TAILQ_INSERT_TAIL(&lc->cells, lccolumn, entry); - - /* If only one row, just use the row directly. */ - if (rows == 1) { - layout_make_leaf(lccolumn, wp); - wp = TAILQ_NEXT(wp, entry); - continue; - } - - /* Add in the rows. */ - layout_make_node(lccolumn, LAYOUT_TOPBOTTOM); - for (i = 0; i < rows; i++) { - /* Create and add a pane cell. */ - lcchild = layout_create_cell(lccolumn); - layout_set_size(lcchild, width, height, 0, 0); - layout_make_leaf(lcchild, wp); - TAILQ_INSERT_TAIL(&lccolumn->cells, lcchild, entry); - - /* Move to the next cell. */ - if ((wp = TAILQ_NEXT(wp, entry)) == NULL) - break; - } + /* Create the other pane. */ + lcother = layout_create_cell(lc); + layout_set_size(lcother, otherw, sy, 0, 0); + layout_make_node(lcother, LAYOUT_TOPBOTTOM); + TAILQ_INSERT_TAIL(&lc->cells, lcother, entry); - /* Adjust the column to fit the full height if necessary. */ - if (i == rows) - i--; - used = ((i + 1) * (height + 1)) - 1; - if (w->sy <= used) + /* Add the remaining panes as children. */ + TAILQ_FOREACH(wp, &w->panes, entry) { + if (wp == TAILQ_FIRST(&w->panes)) continue; - lcchild = TAILQ_LAST(&lccolumn->cells, layout_cells); - layout_resize_adjust(w, lcchild, LAYOUT_TOPBOTTOM, - w->sy - used); - } - - /* Adjust the last column width to fit if necessary. */ - used = mainwidth + (columns * width) + columns - 1; - if (w->sx > used) { - lccolumn = TAILQ_LAST(&lc->cells, layout_cells); - layout_resize_adjust(w, lccolumn, LAYOUT_LEFTRIGHT, - w->sx - used); + lcchild = layout_create_cell(lc); + layout_set_size(lcchild, otherw, PANE_MINIMUM, 0, 0); + layout_make_leaf(lcchild, wp); + TAILQ_INSERT_TAIL(&lcother->cells, lcchild, entry); } + layout_spread_cell(w, lcother); /* Fix cell offsets. */ layout_fix_offsets(lc); -- cgit v1.2.3