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authorLukas Fleischer <calcurse@cryptocrack.de>2014-05-18 09:47:19 +0200
committerLukas Fleischer <calcurse@cryptocrack.de>2014-05-18 11:07:27 +0200
commit2a15531bb9df283060e0eb0e7e93ecf33e494b4d (patch)
treec2bfb323789bf43123e70ec209cb18533914e4ad /src
parenta5f3e53ce3b1e99058bf75d6dfddfec3c9c95768 (diff)
downloadcalcurse-2a15531bb9df283060e0eb0e7e93ecf33e494b4d.tar.gz
calcurse-2a15531bb9df283060e0eb0e7e93ecf33e494b4d.zip
Add support for caption rows in list boxes
This adds support for rows that cannot be selected. Such rows can be used for section headings and the like. Signed-off-by: Lukas Fleischer <calcurse@cryptocrack.de>
Diffstat (limited to 'src')
-rw-r--r--src/calcurse.h16
-rw-r--r--src/custom.c9
-rw-r--r--src/listbox.c71
-rw-r--r--src/notify.c9
-rw-r--r--src/ui-day.c5
-rw-r--r--src/ui-todo.c5
-rw-r--r--src/wins.c6
7 files changed, 105 insertions, 16 deletions
diff --git a/src/calcurse.h b/src/calcurse.h
index 07f6b78..8072304 100644
--- a/src/calcurse.h
+++ b/src/calcurse.h
@@ -511,13 +511,21 @@ struct scrollwin {
};
/* Generic list box structure. */
+enum listbox_row_type {
+ LISTBOX_ROW_TEXT,
+ LISTBOX_ROW_CAPTION
+};
+
+typedef enum listbox_row_type (*listbox_fn_item_type_t) (int, void *);
typedef int (*listbox_fn_item_height_t) (int, void *);
typedef void (*listbox_fn_draw_item_t) (int, WINDOW *, int, int, void *);
struct listbox {
struct scrollwin sw;
unsigned item_count;
- unsigned item_sel;
+ int item_sel;
+ listbox_fn_item_type_t fn_type;
+ enum listbox_row_type *type;
listbox_fn_item_height_t fn_height;
unsigned *ch;
listbox_fn_draw_item_t fn_draw;
@@ -793,7 +801,9 @@ int keys_check_missing_bindings(void);
void keys_fill_missing(void);
/* listbox.c */
-void listbox_init(struct listbox *, int, int, int, int, const char *, listbox_fn_item_height_t, listbox_fn_draw_item_t);
+void listbox_init(struct listbox *, int, int, int, int, const char *,
+ listbox_fn_item_type_t, listbox_fn_item_height_t,
+ listbox_fn_draw_item_t);
void listbox_delete(struct listbox *);
void listbox_resize(struct listbox *, int, int, int, int);
void listbox_set_cb_data(struct listbox *, void *);
@@ -951,6 +961,7 @@ void ui_day_load_items(void);
void ui_day_sel_reset(void);
void ui_day_sel_move(int);
void ui_day_draw(int, WINDOW *, int, int, void *);
+enum listbox_row_type ui_day_row_type(int, void *);
int ui_day_height(int, void *);
void ui_day_update_panel(int);
void ui_day_popup_item(void);
@@ -964,6 +975,7 @@ void ui_todo_delete(void);
void ui_todo_edit(void);
void ui_todo_pipe(void);
void ui_todo_draw(int, WINDOW *, int, int, void *);
+enum listbox_row_type ui_todo_row_type(int, void *);
int ui_todo_height(int, void *);
void ui_todo_load_items(void);
void ui_todo_sel_move(int);
diff --git a/src/custom.c b/src/custom.c
index bb425a6..688ca21 100644
--- a/src/custom.c
+++ b/src/custom.c
@@ -684,6 +684,11 @@ static void print_general_option(int i, WINDOW *win, int y, int hilt, void *cb_d
custom_remove_attr(win, ATTR_HIGHEST);
}
+static enum listbox_row_type general_option_row_type(int i, void *cb_data)
+{
+ return LISTBOX_ROW_TEXT;
+}
+
static int general_option_height(int i, void *cb_data)
{
if (i == 9)
@@ -771,8 +776,8 @@ void custom_general_config(void)
clear();
listbox_init(&lb, 0, 0, notify_bar() ? row - 3 : row - 2, col,
- _("general options"), general_option_height,
- print_general_option);
+ _("general options"), general_option_row_type,
+ general_option_height, print_general_option);
listbox_load_items(&lb, 10);
listbox_draw_deco(&lb, 0);
status_mesg("", "");
diff --git a/src/listbox.c b/src/listbox.c
index 80b5dae..245eeef 100644
--- a/src/listbox.c
+++ b/src/listbox.c
@@ -37,12 +37,15 @@
#include "calcurse.h"
void listbox_init(struct listbox *lb, int y, int x, int h, int w,
- const char *label, listbox_fn_item_height_t fn_height,
+ const char *label, listbox_fn_item_type_t fn_type,
+ listbox_fn_item_height_t fn_height,
listbox_fn_draw_item_t fn_draw)
{
EXIT_IF(lb == NULL, "null pointer");
wins_scrollwin_init(&(lb->sw), y, x, h, w, label);
lb->item_count = lb->item_sel = 0;
+ lb->fn_type = fn_type;
+ lb->type = NULL;
lb->fn_height = fn_height;
lb->ch = NULL;
lb->fn_draw = fn_draw;
@@ -53,6 +56,7 @@ void listbox_delete(struct listbox *lb)
{
EXIT_IF(lb == NULL, "null pointer");
wins_scrollwin_delete(&(lb->sw));
+ free(lb->type);
free(lb->ch);
}
@@ -78,9 +82,15 @@ void listbox_load_items(struct listbox *lb, int item_count)
if (lb->item_sel >= item_count)
lb->item_sel = item_count - 1;
+ if (item_count == 0)
+ return;
+
+ free(lb->type);
free(lb->ch);
+ lb->type = xmalloc(item_count * sizeof(unsigned));
lb->ch = xmalloc((item_count + 1) * sizeof(unsigned));
for (i = 0, ch = 0; i < item_count; i++) {
+ lb->type[i] = lb->fn_type(i, lb->cb_data);
lb->ch[i] = ch;
ch += lb->fn_height(i, lb->cb_data);
}
@@ -113,12 +123,53 @@ int listbox_get_sel(struct listbox *lb)
return lb->item_sel;
}
-void listbox_set_sel(struct listbox *lb, unsigned pos)
+static void listbox_fix_sel(struct listbox *lb, int direction)
{
- lb->item_sel = pos;
+ int did_flip = 0;
+
+ if (lb->item_count == 0 || direction == 0)
+ return;
+
+ direction = direction > 0 ? 1 : -1;
+
+ while (lb->type[lb->item_sel] != LISTBOX_ROW_TEXT) {
+ if ((direction == -1 && lb->item_sel == 0) ||
+ (direction == 1 && lb->item_sel == lb->item_count - 1)) {
+ if (did_flip) {
+ lb->item_sel = -1;
+ return;
+ }
+ direction = -direction;
+ did_flip = 1;
+ } else {
+ lb->item_sel += direction;
+ }
+ }
+}
+
+static void listbox_fix_visible_region(struct listbox *lb)
+{
+ int i;
wins_scrollwin_ensure_visible(&(lb->sw), lb->ch[lb->item_sel]);
wins_scrollwin_ensure_visible(&(lb->sw), lb->ch[lb->item_sel + 1] - 1);
+
+ i = lb->item_sel - 1;
+ while (i >= 0 && lb->type[i] != LISTBOX_ROW_TEXT) {
+ wins_scrollwin_ensure_visible(&(lb->sw), lb->ch[i]);
+ wins_scrollwin_ensure_visible(&(lb->sw), lb->ch[i + 1] - 1);
+ i++;
+ }
+}
+
+void listbox_set_sel(struct listbox *lb, unsigned pos)
+{
+ lb->item_sel = pos;
+ listbox_fix_sel(lb, 1);
+ if (lb->item_sel < 0)
+ return;
+
+ listbox_fix_visible_region(lb);
}
void listbox_sel_move(struct listbox *lb, int delta)
@@ -126,13 +177,15 @@ void listbox_sel_move(struct listbox *lb, int delta)
if (lb->item_count == 0)
return;
- if (delta < 0 && lb->item_sel < -delta)
+ lb->item_sel += delta;
+ if (lb->item_sel < 0)
lb->item_sel = 0;
- else if (delta > 0 && lb->item_sel + delta >= lb->item_count)
+ else if (lb->item_sel >= lb->item_count)
lb->item_sel = lb->item_count - 1;
- else
- lb->item_sel += delta;
- wins_scrollwin_ensure_visible(&(lb->sw), lb->ch[lb->item_sel]);
- wins_scrollwin_ensure_visible(&(lb->sw), lb->ch[lb->item_sel + 1] - 1);
+ listbox_fix_sel(lb, delta);
+ if (lb->item_sel < 0)
+ return;
+
+ listbox_fix_visible_region(lb);
}
diff --git a/src/notify.c b/src/notify.c
index 1adaded..532bd01 100644
--- a/src/notify.c
+++ b/src/notify.c
@@ -658,6 +658,11 @@ static void print_config_option(int i, WINDOW *win, int y, int hilt, void *cb_da
custom_remove_attr(win, ATTR_HIGHEST);
}
+static enum listbox_row_type config_option_row_type(int i, void *cb_data)
+{
+ return LISTBOX_ROW_TEXT;
+}
+
static int config_option_height(int i, void *cb_data)
{
return 3;
@@ -761,7 +766,9 @@ void notify_config_bar(void)
int ch;
clear();
- listbox_init(&lb, 0, 0, notify_bar() ? row - 3 : row - 2, col, _("notification options"), config_option_height, print_config_option);
+ listbox_init(&lb, 0, 0, notify_bar() ? row - 3 : row - 2, col,
+ _("notification options"), config_option_row_type,
+ config_option_height, print_config_option);
listbox_load_items(&lb, 8);
listbox_draw_deco(&lb, 0);
status_mesg("", "");
diff --git a/src/ui-day.c b/src/ui-day.c
index d1e5843..e52b6d2 100644
--- a/src/ui-day.c
+++ b/src/ui-day.c
@@ -843,6 +843,11 @@ void ui_day_draw(int n, WINDOW *win, int y, int hilt, void *cb_data)
}
+enum listbox_row_type ui_day_row_type(int i, void *cb_data)
+{
+ return LISTBOX_ROW_TEXT;
+}
+
int ui_day_height(int n, void *cb_data)
{
struct day_item *item = day_get_item(n);
diff --git a/src/ui-todo.c b/src/ui-todo.c
index c7b29f4..8daf283 100644
--- a/src/ui-todo.c
+++ b/src/ui-todo.c
@@ -177,6 +177,11 @@ void ui_todo_draw(int n, WINDOW *win, int y, int hilt, void *cb_data)
*((llist_item_t **)cb_data) = i->next;
}
+enum listbox_row_type ui_todo_row_type(int i, void *cb_data)
+{
+ return LISTBOX_ROW_TEXT;
+}
+
int ui_todo_height(int n, void *cb_data)
{
return 1;
diff --git a/src/wins.c b/src/wins.c
index 729e014..0c12d8e 100644
--- a/src/wins.c
+++ b/src/wins.c
@@ -250,11 +250,13 @@ static void wins_init_panels(void)
wins_sbar_width(), _("Calendar"));
listbox_init(&lb_apt, win[APP].y, win[APP].x, win[APP].h, win[APP].w,
- _("Appointments"), ui_day_height, ui_day_draw);
+ _("Appointments"), ui_day_row_type, ui_day_height,
+ ui_day_draw);
ui_day_load_items();
listbox_init(&lb_todo, win[TOD].y, win[TOD].x, win[TOD].h, win[TOD].w,
- _("TODO"), ui_todo_height, ui_todo_draw);
+ _("TODO"), ui_todo_row_type, ui_todo_height,
+ ui_todo_draw);
ui_todo_load_items();
}