Lephenixnoir
/
TeX
2
4
Fork 1
Code Issues Pull Requests 1 Releases Wiki Activity

Better comments, again

This commit is contained in:
Heath Mitchell 2023-01-29 14:21:16 +00:00
parent 58fa6d7049
commit af6f449b19
1 changed files with 13 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
src/node.c
View File

@ -86,24 +86,28 @@ enum cursorMoveResult TeX_node_cursor_enter(struct TeX_Node *node, struct editCo
{
enum cursorMoveResult skipPast = action == CURSOR_MOVE_RIGHT ? CURSOR_PAST_END : CURSOR_PAST_START;
// Text
if (node->type == 0)
{
int len = strlen(node->text);
if (len == 1) return skipPast;
// Text
context->elementIsText = true;
context->cursorText = node;
context->offset = action == CURSOR_MOVE_RIGHT ? 0 : len - 2;
return SUCCESS;
}
if (node->type > 1)
// Regular nodes
else if (node->type > 1)
{
if (action == CURSOR_MOVE_RIGHT)
{
// Enter the numerator
// Enter the first child flow
// If there is no child, skip past this node
if (node->args[0] == NULL)
return CURSOR_PAST_END;
// Update the cursor to be in the right place
context->elementIsText = false;
context->cursorFlow = node->args[0];
context->offset = 0;
@ -111,14 +115,19 @@ enum cursorMoveResult TeX_node_cursor_enter(struct TeX_Node *node, struct editCo
}
else if (action == CURSOR_MOVE_LEFT)
{
// Enter the denominator
// Enter the last child flow
struct TeX_Flow *denom = node->args[1];
// If there is only one child, go to it instead
if (denom == NULL)
denom = node->args[0];
// If there is no child, skip past this node
if (denom == NULL)
return CURSOR_PAST_START;
// Update the cursor to be in the right place
context->elementIsText = false;
context->cursorFlow = denom;
context->offset = denom->elements;