From 7400879a3e0ad9da11b90d637ac3392ddb1b9691 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Franti=C5=A1ek=20Boh=C3=A1=C4=8Dek?=
 <fandabohacek@gmail.com>
Date: Mon, 28 Jun 2021 22:16:45 +0200
Subject: [PATCH] feat: add dialog window

---
 lib-gui/include/dialog.h |   9 +++
 lib-gui/src/dialog.c     | 139 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 148 insertions(+)
 create mode 100644 lib-gui/include/dialog.h
 create mode 100644 lib-gui/src/dialog.c

diff --git a/lib-gui/include/dialog.h b/lib-gui/include/dialog.h
new file mode 100644
index 0000000..b109e41
--- /dev/null
+++ b/lib-gui/include/dialog.h
@@ -0,0 +1,9 @@
+#ifndef __DIALOG_H__
+#define __DIALOG_H__
+
+#include "gui.h"
+#include "font.h"
+
+bool dialog_info_show(gui_t *gui, font_t *font, const char *title, const char *text);
+
+#endif // __DIALOG_H__
diff --git a/lib-gui/src/dialog.c b/lib-gui/src/dialog.c
new file mode 100644
index 0000000..6bec695
--- /dev/null
+++ b/lib-gui/src/dialog.c
@@ -0,0 +1,139 @@
+#include "dialog.h"
+#include "display_utils.h"
+#include "font.h"
+#include "gui.h"
+#include "gui_component_text.h"
+#include "gui_container_info.h"
+#include "gui_component_line.h"
+#include "gui_window_info.h"
+#include "input.h"
+#include "logger.h"
+
+#define DIALOG_WIDTH 350
+#define DIALOG_HEIGHT 233
+#define DIALOG_PADDING 10
+
+typedef struct {
+  bool running;
+  gui_t *gui;
+
+  window_t *dialog_window;
+  component_t *title_component;
+  component_t *dialog_component;
+
+  text_t title_text;
+  text_t dialog_text;
+
+  font_t *font;
+
+  const char *title;
+  const char *text;
+} dialog_state_t;
+
+static void *dialog_construct(window_t *window, void *state);
+static bool dialog_running(void *state);
+static void dialog_job(void *state);
+
+gui_container_info_t dialog_container_info[] = {
+    {.type = CONT_GROUP, .payload.group.components_count = 3},
+    {.type = CONT_ONE},
+};
+
+window_info_t dialog_info = {.containers_count = 2,
+                             .containers = dialog_container_info,
+                             .construct = dialog_construct};
+
+bool dialog_info_show(gui_t *gui, font_t *font, const char *title, const char *text) {
+  logger_info(gui->logger, __FILE__, __FUNCTION__, __LINE__, "Opening dialog");
+
+  dialog_state_t state = {
+      .running = true,
+      .title = title,
+      .text = text,
+      .gui = gui,
+      .font = font,
+  };
+
+  uint16_t commands_state = commands_save_state(gui->commands);
+  bool success = gui_window_init_and_loop(gui, &state, dialog_info,
+                                          dialog_running, dialog_job);
+  commands_restore_state(gui->commands, commands_state);
+  logger_info(gui->logger, __FILE__, __FUNCTION__, __LINE__, "Closing dialog");
+  return success;
+}
+
+static void command_handler_close(void *state, int amount) {
+  dialog_state_t *dstate = (dialog_state_t *)state;
+  dstate->running = false;
+}
+
+static void *dialog_construct(window_t *window, void *state) {
+  dialog_state_t *dstate = (dialog_state_t *)state;
+  gui_t *gui = dstate->gui;
+  font_t *font = dstate->font;
+  dstate->dialog_window = window;
+
+  dstate->title_text.font = font;
+  dstate->title_text.color = WHITE_PIXEL;
+  dstate->title_text.line = dstate->title;
+
+  dstate->dialog_text.font = font;
+  dstate->dialog_text.color = WHITE_PIXEL;
+  dstate->dialog_text.line = dstate->text;
+
+  container_t *one_container = &window->containers[1];
+  container_t *group_container = &window->containers[0];
+
+  int16_t begin_x = gui->size.x / 2 - DIALOG_WIDTH / 2;
+  int16_t begin_y = gui->size.y / 2 - DIALOG_HEIGHT / 2;
+
+  // construct line, rectangle and text
+  gui_container_info_init(group_container, NULL, 0, begin_x,
+                          begin_y);
+
+  gui_group_container_add_component(
+      group_container,
+      gui_line_create(&WHITE_PIXEL, 0, 0, DIALOG_WIDTH, DIALOG_HEIGHT));
+
+  gui_group_container_add_component(
+      group_container,
+      gui_line_create(&WHITE_PIXEL, 10, font->size + 3, DIALOG_WIDTH - 20, 1));
+
+  uint16_t title_center_x =
+      DIALOG_WIDTH / 2 - font_measure_text(font, dstate->title).x / 2;
+
+  dstate->title_component = gui_group_container_add_component(
+      group_container,
+      gui_text_create(&dstate->title_text, title_center_x, 2, 0, 0));
+
+  // construct message
+  gui_container_info_init(one_container, NULL, 0, begin_x,
+                          begin_y + font->size + 5);
+
+  dstate->dialog_component = gui_one_container_set_component(
+      one_container,
+      gui_text_create(&dstate->dialog_text, DIALOG_PADDING, DIALOG_PADDING, DIALOG_WIDTH - 2*DIALOG_PADDING, DIALOG_HEIGHT - one_container->y - DIALOG_PADDING*2));
+
+  // register commands
+  commands_register(gui->commands, IN_KEYBOARD, 0, command_handler_close, dstate);
+
+  return state;
+}
+
+static bool dialog_running(void *state) {
+  dialog_state_t *dstate = (dialog_state_t*)state;
+  return dstate->running;
+}
+
+static void dialog_job(void *state) {
+  dialog_state_t *dstate = (dialog_state_t *)state;
+  //gui_t *gui = dstate->gui;
+  font_t *font = dstate->font;
+
+  uint16_t title_center_x =
+      DIALOG_WIDTH / 2 - font_measure_text(font, dstate->title).x / 2;
+  dstate->title_component->x = title_center_x;
+
+  //int16_t begin_y = gui->size.y / 2 - DIALOG_HEIGHT / 2;
+  //dstate->dialog_window->containers[0].y = begin_y + font->size + 5;
+}
-- 
2.48.1