Changes file structure; experiments with better string; Search init in file list

src/widget_core/CMakeLists.txt

@@ -0,0 +1,13 @@
+add_library(widget_core STATIC)
+
+file(GLOB M_HEADERS "*.h")
+file(GLOB M_SOURCES "*.c")
+
+target_sources(widget_core
+    PRIVATE
+        ${M_SOURCES}
+    PUBLIC
+        FILE_SET HEADERS
+        FILES
+            ${M_HEADERS}
+)

src/widget_core/widget_core.c

@@ -0,0 +1,126 @@
+#include "widget_core.h"
+#include "../main.h"
+#include <ncurses.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+
+extern uint32_t m_id;
+int32_t rsize_to_value(int32_t size, enum rsize rsize);
+
+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->w_parent = w_parent;
+  w->callback = NULL;
+  strcpy(w->title, title);
+}
+
+int32_t get_max_line_len(const char *text, uint32_t *line_count) {
+  uint32_t nl_pos = 0; /* new line 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) {
+        m_len = c_len;
+      }
+      nl_pos = i;
+      c_len = 0;
+      line_num++;
+    }
+  }
+  if (line_count != NULL)
+    *line_count = line_num;
+  if (c_len > m_len) {
+    return c_len;
+  } else {
+    return m_len;
+  }
+}
+
+#define PRINT_TEXT(win, l_buf, text, i, c_line_len, win_width, line_v_pos,     \
+                   attrs)                                                      \
+  strncpy(l_buf, text + i - c_line_len, c_line_len);                           \
+  l_buf[c_line_len] = '\0';                                                    \
+  if ((attrs & PMT_ALIGN_CENTER) == PMT_ALIGN_CENTER) {                        \
+    mvwprintw(win, line_v_pos, (win_width - c_line_len) / 2, "%s", l_buf);     \
+  } else if (attrs & PMT_POS_CENTER) {                                         \
+    mvwprintw(win, line_v_pos, (win_width - m_line_len) / 2, "%s", l_buf);     \
+  } else {                                                                     \
+    mvwprintw(win, line_v_pos, x, "%s", l_buf);                                \
+  }
+
+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) {
+
+  uint16_t line_v_pos = y;
+  int32_t c_line_len = 0;
+  uint32_t m_line_len = 0;
+  uint32_t i = 0;
+  char l_buf[DIALOGUE_TEXT];
+  char *text = malloc(strlen(_text) + 1);
+  strcpy(text, _text);
+
+  uint l_size = 0;
+  for (uint m = 0; text[m] != '\0'; m++) {
+    if (text[m] != '\n') {
+      if (l_size >= win_width) {
+        uint j = m;
+        while (text[j] != ' ') {
+          j--;
+        }
+        text[j] = '\n';
+        l_size = 0;
+      } else {
+        l_size++;
+      }
+    } else {
+      l_size = 0;
+    }
+  }
+
+  if (attrs & PMT_POS_CENTER) {
+    m_line_len = get_max_line_len(text, NULL);
+  }
+
+  for (; text[i]; i++, c_line_len++) {
+    if (text[i] == '\n') {
+      PRINT_TEXT(win, l_buf, text, i, c_line_len, win_width, line_v_pos, attrs)
+      c_line_len = -1;
+      line_v_pos++;
+    }
+  }
+
+  PRINT_TEXT(win, l_buf, text, i, c_line_len, win_width, line_v_pos, attrs)
+
+  free(text);
+
+  return 1;
+}
+
+int32_t rsize_to_value(int32_t size, enum rsize rsize) {
+  switch (rsize) {
+  case s_1:
+    return size;
+  case s_1_2:
+    return size / 2;
+  case s_1_3:
+    return size / 3;
+  case s_2_3:
+    return size / 3 * 2;
+  case s_1_4:
+    return size / 4;
+  case s_3_4:
+    return size / 4 * 3;
+  case s_auto:
+  default:
+    return size;
+  }
+}

src/widget_core/widget_core.h

@@ -0,0 +1,65 @@
+#ifndef WIDGET_CORE_H
+#define WIDGET_CORE_H
+
+#include "../main.h"
+#include <ncurses.h>
+#include <stdint.h>
+
+enum w_type {
+  w_end,
+  w_button,
+  w_box,
+  w_group,
+  w_input,
+  w_progress,
+  w_fs_file_list,
+};
+
+typedef struct {
+  void *app;
+  void *element;
+  void *data;
+  void *resp_data;
+  uint32_t active_id;
+} callback_args_t;
+
+enum rsize {
+  s_auto,
+  s_1,
+  s_1_2,
+  s_1_3,
+  s_2_3,
+  s_1_4,
+  s_3_4,
+};
+
+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;
+  struct {
+    uint32_t y;
+    uint32_t x;
+  } cur;
+  WINDOW *const *parent_win;
+  struct widget_t *w_parent;
+  // enum rsize rsize;
+  void (*callback)(callback_args_t *args);
+} widget_t;
+
+typedef void (*callback_t)(callback_args_t *args);
+
+enum pmt_attrs {
+  PMT_POS_CENTER = 01,
+  PMT_ALIGN_CENTER = 03,
+};
+
+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);
+
+#endif