dialogue: count dimensions correctly

TODO.md

@@ -2,4 +2,4 @@ TODO:
 - [x] More universal Makefile
 - [ ] Check and fix registration and login
 - [x] UI: destroy child elements everywhere
-- [ ] use parent widgets pointers to count the margins correctly
+- [x] use parent widgets pointers to count the margins correctly

src/main.c

@@ -32,7 +32,7 @@ int main(int argc, char **argv) {
   app->modal.active = login;
   
   init_login_modal(app);
-  draw_dialogue(app, &(app->modal.dialogue), app->cur_x, app->cur_y);
+  draw_dialogue(app, &(app->modal.dialogue));
 
   event_loop(app);
 

src/ui/modals/login.c

@@ -1,6 +1,7 @@
 #include "../app.h"
 #include "../widget/dialogue.h"
 #include "../widget/group.h"
+#include <ncurses.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -21,13 +22,12 @@ dialogue_t *init_login_modal(app_t *app) {
 
   dialogue_t *d = init_dialogue("Login",
                                 "Select your login "
-                                "option",
-                                50, 20);
+                                "option");
 
   memcpy(&(app->modal.dialogue), d, sizeof(dialogue_t));
   free(d);
   app->modal.dialogue.ch_group =
-      init_group(&(app->modal.dialogue.win), d->w.id, children, horizontal);
+      init_group(&(app->modal.dialogue.win), &(d->w), children, horizontal);
   group_bt_t *ch_btns = (group_bt_t *)app->modal.dialogue.ch_group->elements;
   ch_btns[0].element->is_hovered = 1;
 

src/ui/widget.c

@@ -6,22 +6,23 @@
 
 extern uint32_t m_id;
 
-void init_widget(widget_t *w, WINDOW **win, char *title, uint32_t parent_id) {
+void init_widget(widget_t *w, widget_t *w_parent, WINDOW **win, char *title) {
   w->id = m_id++;
   w->x = 0;
   w->y = 0;
   w->m_x = 0;
   w->m_y = 0;
   w->parent_win = win;
-  w->parent_id = parent_id;
+  w->w_parent = w_parent;
   strcpy(w->title, title);
 }
 
-int32_t get_max_line_len(const char *text) {
+int32_t get_max_line_len(const char *text, uint32_t *line_count) {
   uint32_t nl_pos = 0;  // new line position
   uint32_t c_start = 0; // current line start position
   uint32_t c_len = 0;   // current line length
   uint32_t m_len = 0;   // max length
+  uint32_t line_num = 1;
   for (int i = 0; text[i] != '\0'; i++, c_len++) {
     if (text[i] == '\n') {
       if (i - nl_pos > c_len || !m_len) {
@@ -30,8 +31,10 @@ int32_t get_max_line_len(const char *text) {
       nl_pos = i;
       c_start = i + 1;
       c_len = 0;
+      line_num++;
     }
   }
+  if (line_count != NULL) *line_count = line_num;
   if (c_len > m_len) {
     return c_len;
   } else {
@@ -62,7 +65,7 @@ uint32_t print_multiline_text(WINDOW *win, const char *text,
   char l_buf[DIALOGUE_TEXT];
 
   if (attrs & PMT_POS_CENTER) {
-    m_line_len = get_max_line_len(text);
+    m_line_len = get_max_line_len(text, NULL);
   }
 
   for (; text[i]; i++, c_line_len++) {

src/ui/widget.h

@@ -12,15 +12,15 @@ enum w_type {
   w_group,
 };
 
-typedef struct {
+typedef struct widget_t {
   uint32_t id;
   char title[DIALOGUE_TITLE];
   uint32_t x;
   uint32_t y;
   uint32_t m_x;
   uint32_t m_y;
-  WINDOW **parent_win;
-  uint32_t parent_id;
+  WINDOW *const* parent_win;
+  struct widget_t *w_parent;
 } widget_t;
 
 enum pmt_attrs {
@@ -28,8 +28,8 @@ enum pmt_attrs {
   PMT_ALIGN_CENTER = 03,
 };
 
-void init_widget(widget_t *w, WINDOW **win, char *title, uint32_t parent_id);
-int32_t get_max_line_len(const char *text);
+void init_widget(widget_t *w, widget_t *w_parent, WINDOW **win, char *title);
+int32_t get_max_line_len(const char *text, uint32_t *line_count);
 uint32_t print_multiline_text(WINDOW *win, const char *text,
                               const uint32_t win_width, const uint32_t y,
                               const uint32_t x, const uint16_t attrs);

src/ui/widget/button.c

@@ -7,9 +7,9 @@
 #include "../widget.h"
 #include "button.h"
 
-button_t *init_button(WINDOW **win, uint32_t parent_id, char *label) {
+button_t *init_button(WINDOW **win, widget_t *w_parent, char *label) {
   button_t *btn = malloc(sizeof(button_t));
-  init_widget(&(btn->w), win, label, parent_id);
+  init_widget(&(btn->w), w_parent,  win, label);
   btn->is_disabled = 0;
   btn->is_focused = 0;
   btn->is_hovered = 0;
@@ -23,8 +23,8 @@ button_t *init_button(WINDOW **win, uint32_t parent_id, char *label) {
 int32_t draw_button(button_t *btn) {
   char title[DIALOGUE_TITLE + 6];
   WINDOW *win = *(btn->w.parent_win);
-  uint32_t cur_y = btn->w.m_y;
-  uint32_t cur_x = btn->w.m_x;
+  uint32_t margin_y = btn->w.m_y + btn->w.w_parent->m_y;
+  uint32_t margin_x = btn->w.m_x + btn->w.w_parent->m_x;
 
   if (btn->is_focused) {
     sprintf(title, "[< %s >]", btn->w.title);
@@ -38,7 +38,7 @@ int32_t draw_button(button_t *btn) {
     wattrset(win, COLOR_PAIR(0) | A_REVERSE);
   }
 
-  mvwprintw(win, cur_y, cur_x, "%s", title);
+  mvwprintw(win, margin_y, margin_x, "%s", title);
 
   wattroff(win, A_BOLD | A_REVERSE);
   return strlen(title);

src/ui/widget/button.h

@@ -14,7 +14,7 @@ typedef struct {
   callback_t *callback;
 } button_t;
 
-button_t *init_button(WINDOW **win, uint32_t parent_id, char *label);
+button_t *init_button(WINDOW **win, widget_t *w_parent, char *label);
 int32_t draw_button(button_t *btn);
 void destroy_button(button_t *btn);
 #endif

src/ui/widget/dialogue.c

@@ -1,30 +1,58 @@
-#include "dialogue.h"
-#include "../app.h"
-#include "group.h"
 #include <ncurses.h>
 #include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/types.h>
 
-dialogue_t *init_dialogue(const char title[], const char text[],
-                          const uint32_t width, const uint32_t height) {
+#include "../app.h"
+#include "dialogue.h"
+#include "group.h"
+
+dialogue_t *init_dialogue(const char title[], const char text[]) {
   dialogue_t *dialogue = malloc(sizeof(dialogue_t));
   dialogue->win = 0;
   dialogue->ch_group = NULL;
-  dialogue->w.x = width;
-  dialogue->w.y = height;
+  dialogue->w.x = 0;
+  dialogue->w.y = 0;
   strcpy(dialogue->w.title, title);
   strcpy(dialogue->text, text);
   return dialogue;
 }
 
-int32_t draw_dialogue(void *app, dialogue_t *d, uint32_t cur_x, uint32_t cur_y) {
-  app_t *_app = (app_t *) app;
-  d->w.m_x = (cur_x - d->w.x) / 2;
-  d->w.m_y = (cur_y - d->w.y) / 2;
+int32_t draw_dialogue(void *_app, dialogue_t *d) {
+  app_t *app = (app_t *)_app;
 
-  d->win = newwin(d->w.y, d->w.x, d->w.m_y, d->w.m_x);
+  /* count dimensions */
+  uint32_t x = 1; /* when uses box */
+  uint32_t y = 1; /* when uses box */
 
+  uint32_t line_count = 0;
+  uint32_t line_max_len = 0;
+  line_max_len = get_max_line_len(d->text, &line_count);
+  y += line_count;
+  y += 2; /* margin for text */
+
+  if (d->ch_group) {
+    d->ch_group->w.m_y = y;
+    if (line_max_len < d->ch_group->w.x) {
+      line_max_len = d->ch_group->w.x;
+      d->ch_group->w.m_x = 1; /* when uses box */
+    } else {
+      /* TODO: centering */
+    }
+    y += d->ch_group->w.y;
+  }
+  x += line_max_len;
+
+  x += 1; /* when uses box */
+  y += 1; /* when uses box */
+  d->w.x = x;
+  d->w.y = y;
+  d->w.m_x = (app->cur_x - x) / 2;
+  d->w.m_y = (app->cur_y - y) / 2;
+
+  /* render window */
+  d->win = newwin(y, x, d->w.m_y, d->w.m_x);
   wattrset(d->win, COLOR_PAIR(0) | A_BOLD | A_REVERSE);
 
   /* background */
@@ -42,10 +70,9 @@ int32_t draw_dialogue(void *app, dialogue_t *d, uint32_t cur_x, uint32_t cur_y)
   mvwprintw(d->win, 0, title_mx_pos + strlen(d->w.title), " ");
 
   /* text */
-  print_multiline_text(d->win, d->text, d->w.x, 1, 1, PMT_ALIGN_CENTER);
+  wattroff(d->win, A_BOLD);
+  print_multiline_text(d->win, d->text, d->w.x, 2, 1, PMT_ALIGN_CENTER);
   wattroff(d->win, A_REVERSE);
-  d->ch_group->w.m_x = (d->w.x - d->ch_group->w.x) / 2;
-  d->ch_group->w.m_y = 4;
   draw_group(d->win, d->ch_group);
   wrefresh(d->win);
 

src/ui/widget/dialogue.h

@@ -1,10 +1,10 @@
 #ifndef DIALOGUE_H
 #define DIALOGUE_H
 
-#include <ncurses.h>
 #include "../widget.h"
 #include "button.h"
 #include "group.h"
+#include <ncurses.h>
 
 typedef struct {
   WINDOW *win;
@@ -13,8 +13,8 @@ typedef struct {
   char text[DIALOGUE_TEXT];
 } dialogue_t;
 
-dialogue_t *init_dialogue(const char title[], const char text[], const uint32_t w, const uint32_t h);
-int32_t draw_dialogue(void *app, dialogue_t *d, const uint32_t cur_x, const uint32_t cur_y);
+dialogue_t *init_dialogue(const char title[], const char text[]);
+int32_t draw_dialogue(void *app, dialogue_t *d);
 void destroy_active_dialogue(dialogue_t *d);
 
 #endif

src/ui/widget/group.c

@@ -4,7 +4,7 @@
 #include <stdlib.h>
 #include <sys/types.h>
 
-group_t *init_group(WINDOW **win, uint32_t par_id, group_el_init_t *children,
+group_t *init_group(WINDOW **win, widget_t *w_parent, group_el_init_t *children,
                     enum g_direction direction) {
   group_t *group = malloc(sizeof(group_t));
 
@@ -12,8 +12,8 @@ group_t *init_group(WINDOW **win, uint32_t par_id, group_el_init_t *children,
   uint32_t count = 0;
   for (; children[count].type != w_end; count++)
     ;
-  count++; /* TODO: improve counting */
   group->elements = calloc(count, sizeof(group_el_t));
+  group->w.w_parent = w_parent;
   group_el_t *elements = group->elements;
   for (int i = 0; i < count; i++) {
     elements[i].type = children[i].type;
@@ -23,7 +23,7 @@ group_t *init_group(WINDOW **win, uint32_t par_id, group_el_init_t *children,
   for (int i = 0; elements[i].type != w_end; i++) {
     switch (elements[i].type) {
     case w_button:
-      elements[i].element = init_button(win, par_id, children[i].label);
+      elements[i].element = init_button(win, &(group->w), children[i].label);
       if (direction == horizontal) {
         button_t *b = (button_t *)elements[i].element;
         b->w.m_x = group->w.x;

src/ui/widget/group.h

@@ -25,7 +25,7 @@ typedef struct {
   enum g_direction direction;
 } group_t;
 
-group_t *init_group(WINDOW **win, uint32_t par_id, group_el_init_t *children,
+group_t *init_group(WINDOW **win, widget_t *w_parent, group_el_init_t *children,
                     enum g_direction dir);
 void draw_group(WINDOW *win, group_t *group);
 void destroy_group(group_t *group);