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75 lines
1.8 KiB
C
75 lines
1.8 KiB
C
#ifndef EL__BFU_TEXT_H
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#define EL__BFU_TEXT_H
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#include "util/color.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct dialog;
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struct dialog_data;
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struct terminal;
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struct widget_info_text {
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format_align_T align;
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unsigned int is_label:1;
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unsigned int is_scrollable:1;
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};
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struct widget_data_info_text {
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/* The number of the first line that should be
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* displayed within the widget.
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* This is used only for scrollable text widgets */
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int current;
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/* The number of lines saved in @cdata */
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int lines;
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/* The dialog width to which the lines are wrapped.
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* This is used to check whether the lines must be
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* rewrapped. */
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int max_width;
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#ifdef CONFIG_MOUSE
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/* For mouse scrollbar handling. See bfu/text.c.*/
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/* Height of selected part of scrollbar. */
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int scroller_height;
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/* Position of selected part of scrollbar. */
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int scroller_y;
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/* Direction of last mouse scroll. Used to adjust
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* scrolling when selected bar part has a low height
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* (especially the 1 char height) */
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int scroller_last_dir;
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#endif
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};
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void add_dlg_text(struct dialog *dlg, char *text,
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format_align_T align, int bottom_pad);
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extern const struct widget_ops text_ops;
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void dlg_format_text_do(struct dialog_data *dlg_data,
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const char *text,
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int x, int *y, int width, int *real_width,
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struct color_pair *color, format_align_T align,
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int format_only);
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void
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dlg_format_text(struct dialog_data *dlg_data, struct widget_data *widget_data,
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int x, int *y, int dlg_width, int *real_width, int height, int format_only);
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#define text_is_scrollable(widget_data) \
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((widget_data)->widget->info.text.is_scrollable \
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&& (widget_data)->box.height > 0 \
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&& (widget_data)->info.text.lines > 0 \
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&& (widget_data)->box.height < (widget_data)->info.text.lines)
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#ifdef __cplusplus
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}
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#endif
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#endif
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