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Better error reporting when applying custom layouts.
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parent
cd692b5a68
commit
4ae2c64657
@ -77,7 +77,7 @@ cmd_select_layout_exec(struct cmd *self, struct cmdq_item *item)
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struct window *w = wl->window;
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struct window_pane *wp = target->wp;
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const char *layoutname;
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char *oldlayout;
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char *oldlayout, *cause;
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int next, previous, layout;
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server_unzoom_window(w);
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@ -124,8 +124,9 @@ cmd_select_layout_exec(struct cmd *self, struct cmdq_item *item)
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}
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if (layoutname != NULL) {
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if (layout_parse(w, layoutname) == -1) {
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cmdq_error(item, "can't set layout: %s", layoutname);
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if (layout_parse(w, layoutname, &cause) == -1) {
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cmdq_error(item, "%s: %s", cause, layoutname);
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free(cause);
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goto error;
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}
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goto changed;
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@ -154,7 +154,7 @@ layout_check(struct layout_cell *lc)
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/* Parse a layout string and arrange window as layout. */
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int
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layout_parse(struct window *w, const char *layout)
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layout_parse(struct window *w, const char *layout, char **cause)
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{
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struct layout_cell *lc, *lcchild;
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struct window_pane *wp;
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@ -165,22 +165,31 @@ layout_parse(struct window *w, const char *layout)
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if (sscanf(layout, "%hx,", &csum) != 1)
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return (-1);
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layout += 5;
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if (csum != layout_checksum(layout))
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if (csum != layout_checksum(layout)) {
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*cause = xstrdup("invalid layout");
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return (-1);
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}
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/* Build the layout. */
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lc = layout_construct(NULL, &layout);
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if (lc == NULL)
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if (lc == NULL) {
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*cause = xstrdup("invalid layout");
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return (-1);
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if (*layout != '\0')
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}
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if (*layout != '\0') {
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*cause = xstrdup("invalid layout");
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goto fail;
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}
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/* Check this window will fit into the layout. */
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for (;;) {
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npanes = window_count_panes(w);
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ncells = layout_count_cells(lc);
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if (npanes > ncells)
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if (npanes > ncells) {
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xasprintf(cause, "have %u panes but need %u", npanes,
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ncells);
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goto fail;
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}
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if (npanes == ncells)
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break;
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@ -217,8 +226,10 @@ layout_parse(struct window *w, const char *layout)
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}
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/* Check the new layout. */
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if (!layout_check(lc))
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if (!layout_check(lc)) {
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*cause = xstrdup("size mismatch after applying layout");
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return (-1);
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}
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/* Resize to the layout size. */
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window_resize(w, lc->sx, lc->sy, -1, -1);
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