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More doc comments about coordinates.
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@ -47,8 +47,20 @@ struct window {
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/** The terminal (and screen) that hosts the window */
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struct terminal *term;
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/** Used for tabs focus detection. */
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/** For ::WINDOW_TAB, the position and size in the tab bar.
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* Updated while the tab bar is being drawn, and read if the
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* user clicks there with the mouse. */
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int xpos, width;
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/** The position of something that has focus in the window.
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* Any popup menus are drawn near this position.
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* In tab windows, during ::NAVIGATE_CURSOR_ROUTING, this is
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* also the position of the cursor that the user can move;
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* there is no separate cursor position for each frame.
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* In dialog boxes, this is typically the top left corner of
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* the focused widget, while the cursor is somewhere within
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* the widget.
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* @see set_window_ptr, get_parent_ptr, set_cursor */
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int x, y;
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/** For delayed tab resizing */
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@ -1080,6 +1080,11 @@ enter(struct session *ses, struct document_view *doc_view, int do_reload)
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return activate_link(ses, doc_view, link, do_reload);
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}
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/** Get the link at the coordinates @a x and @a y, or NULL if none.
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* The coordinates are relative to the document view; not to the
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* terminal, nor to the document. So (0, 0) means whatever part of
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* the document has been scrolled to the top left corner of the
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* document view. */
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struct link *
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get_link_at_coordinates(struct document_view *doc_view, int x, int y)
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{
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@ -28,6 +28,8 @@ struct view_state {
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* should never be negative. */
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int y;
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/** The index of the focused link in the document.links array,
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* or -1 of none. */
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int current_link;
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int old_current_link;
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