[gnome-notes/136-implement-the-list-row-pattern-in-main-view: 9/11] list-view-row: add colors

[Isaque Galdino de Araujo <igaldino src gnome org>]

commit e14fe7183badc95ff1f4a9b48faf6836e9bd6f78
Author: Isaque Galdino <igaldino gmail com>
Date:   Mon Jun 15 00:41:43 2020 -0300

    list-view-row: add colors

 src/bjb-controller.c    | 11 +++++++++--
 src/bjb-controller.h    |  1 +
 src/bjb-list-view-row.c | 19 ++++++++++++++++++-
 3 files changed, 28 insertions(+), 3 deletions(-)
---
diff --git a/src/bjb-controller.c b/src/bjb-controller.c
index 82d5400..ba4116d 100644
--- a/src/bjb-controller.c
+++ b/src/bjb-controller.c
@@ -95,6 +95,7 @@ bjb_controller_init (BjbController *self)
                               G_TYPE_STRING,   // BJB_MODEL_COLUMN_TITLE
                               G_TYPE_STRING,   // BJB_MODEL_COLUMN_TEXT
                               G_TYPE_INT64,    // BJB_MODEL_COLUMN_MTIME
+                              G_TYPE_STRING,   // BJB_MODEL_COLUMN_COLOR
                               G_TYPE_BOOLEAN); // BJB_MODEL_COLUMN_SELECTED
 
   self->model = GTK_TREE_MODEL (store);
@@ -230,8 +231,10 @@ bjb_controller_add_item (BjbController *self,
                          gboolean       prepend,
                          GtkTreeIter   *sibling)
 {
-  GtkTreeIter   iter;
-  GtkListStore *store;
+  GtkTreeIter      iter;
+  GtkListStore    *store;
+  GdkRGBA          note_color;
+  g_autofree char *color = NULL;
 
   g_return_if_fail (BIJI_IS_ITEM (item));
   store = GTK_LIST_STORE (self->model);
@@ -251,12 +254,16 @@ bjb_controller_add_item (BjbController *self,
   else
     gtk_list_store_append (store, &iter);
 
+  if (biji_note_obj_get_rgba (BIJI_NOTE_OBJ (item), &note_color))
+    color = gdk_rgba_to_string (&note_color);
+
   gtk_list_store_set (store,
                       &iter,
                       BJB_MODEL_COLUMN_UUID,  biji_item_get_uuid (item),
                       BJB_MODEL_COLUMN_TITLE, biji_item_get_title (item),
                       BJB_MODEL_COLUMN_TEXT,  biji_note_obj_get_raw_text (BIJI_NOTE_OBJ (item)),
                       BJB_MODEL_COLUMN_MTIME, biji_item_get_mtime (item),
+                      BJB_MODEL_COLUMN_COLOR, color,
                       -1);
 }
 
diff --git a/src/bjb-controller.h b/src/bjb-controller.h
index d3015c2..975e9de 100644
--- a/src/bjb-controller.h
+++ b/src/bjb-controller.h
@@ -33,6 +33,7 @@ typedef enum {
   BJB_MODEL_COLUMN_TITLE,
   BJB_MODEL_COLUMN_TEXT,
   BJB_MODEL_COLUMN_MTIME,
+  BJB_MODEL_COLUMN_COLOR,
   BJB_MODEL_COLUMN_SELECTED,
   BJB_MODEL_COLUMN_LAST
 } BjbModelColumnsType;
diff --git a/src/bjb-list-view-row.c b/src/bjb-list-view-row.c
index d8dc21b..2c36735 100644
--- a/src/bjb-list-view-row.c
+++ b/src/bjb-list-view-row.c
@@ -27,6 +27,7 @@ struct _BjbListViewRow
 {
   GtkListBoxRow   parent_instance;
 
+  GtkCssProvider *css_provider;
   BjbListView    *view;
   GtkCheckButton *select_button;
   GtkLabel       *title;
@@ -70,11 +71,14 @@ bjb_list_view_row_setup (BjbListViewRow *self,
   char            *uuid;
   char            *title;
   char            *text;
+  char            *color;
   gint64           mtime;
-  g_autofree char *updated_time = NULL;
+  GdkRGBA          rgba;
   g_auto (GStrv)   lines        = NULL;
   g_autofree char *one_line     = NULL;
   g_autofree char *preview      = NULL;
+  g_autofree char *updated_time = NULL;
+  g_autofree char *css_style    = NULL;
 
   self->view = view;
 
@@ -89,6 +93,7 @@ bjb_list_view_row_setup (BjbListViewRow *self,
                       BJB_MODEL_COLUMN_TITLE, &title,
                       BJB_MODEL_COLUMN_TEXT,  &text,
                       BJB_MODEL_COLUMN_MTIME, &mtime,
+                      BJB_MODEL_COLUMN_COLOR, &color,
                       -1);
 
   updated_time = bjb_utils_get_human_time (mtime);
@@ -106,6 +111,17 @@ bjb_list_view_row_setup (BjbListViewRow *self,
     }
   if (updated_time)
     gtk_label_set_text (self->updated_time, updated_time);
+  if (color && gdk_rgba_parse (&rgba, color))
+    {
+      css_style = g_strdup_printf ("row {color: %s; background-color: %s} row:hover {background-color: 
darker(%s)}",
+                                   BJB_UTILS_COLOR_INTENSITY ((&rgba)) < 0.5 ? "white" : "black",
+                                   color, color);
+      self->css_provider = gtk_css_provider_new ();
+      gtk_css_provider_load_from_data (self->css_provider, css_style, -1, 0);
+      gtk_style_context_add_provider (gtk_widget_get_style_context (GTK_WIDGET (self)),
+                                      GTK_STYLE_PROVIDER (self->css_provider),
+                                      GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
+    }
 }
 
 void
@@ -139,6 +155,7 @@ bjb_list_view_row_finalize (GObject *object)
 {
   BjbListViewRow *self = BJB_LIST_VIEW_ROW (object);
 
+  g_clear_object (&self->css_provider);
   g_free (self->uuid);
   g_free (self->model_iter);