From a328e9eff89aca6f182429327232e6b73802a67e Mon Sep 17 00:00:00 2001
From: Milan Crha <mcrha@redhat.com>
Date: Fri, 16 Sep 2022 09:18:10 +0200
Subject: [PATCH] ews-I#153 - ECompEditor: Add API to get property parts

That can be used to modify the parts as needed by the extensions.

Related to https://gitlab.gnome.org/GNOME/evolution-ews/-/issues/153
---
 src/calendar/gui/e-comp-editor-page.c | 33 +++++++++++++++++++++++++++
 src/calendar/gui/e-comp-editor-page.h |  3 +++
 src/calendar/gui/e-comp-editor.c      | 22 ++++++++++++++++++
 src/calendar/gui/e-comp-editor.h      |  3 +++
 4 files changed, 61 insertions(+)

diff --git a/src/calendar/gui/e-comp-editor-page.c b/src/calendar/gui/e-comp-editor-page.c
index ccfa085e8d..391ca6797e 100644
--- a/src/calendar/gui/e-comp-editor-page.c
+++ b/src/calendar/gui/e-comp-editor-page.c
@@ -286,6 +286,39 @@ e_comp_editor_page_add_property_part (ECompEditorPage *page,
 	page->priv->parts = g_slist_append (page->priv->parts, ppd);
 }
 
+ECompEditorPropertyPart *
+e_comp_editor_page_get_property_part (ECompEditorPage *page,
+				      ICalPropertyKind prop_kind)
+{
+	GSList *link;
+
+	g_return_val_if_fail (E_IS_COMP_EDITOR_PAGE (page), NULL);
+
+	for (link = page->priv->parts; link; link = g_slist_next (link)) {
+		PropertyPartData *ppd = link->data;
+
+		if (E_IS_COMP_EDITOR_PROPERTY_PART_STRING (ppd->part)) {
+			ECompEditorPropertyPartStringClass *klass = E_COMP_EDITOR_PROPERTY_PART_STRING_GET_CLASS (ppd->part);
+			if (klass->prop_kind == prop_kind)
+				return ppd->part;
+		}
+
+		if (E_IS_COMP_EDITOR_PROPERTY_PART_DATETIME (ppd->part)) {
+			ECompEditorPropertyPartDatetimeClass *klass = E_COMP_EDITOR_PROPERTY_PART_DATETIME_GET_CLASS (ppd->part);
+			if (klass->prop_kind == prop_kind)
+				return ppd->part;
+		}
+
+		if (E_IS_COMP_EDITOR_PROPERTY_PART_SPIN (ppd->part)) {
+			ECompEditorPropertyPartSpinClass *klass = E_COMP_EDITOR_PROPERTY_PART_SPIN_GET_CLASS (ppd->part);
+			if (klass->prop_kind == prop_kind)
+				return ppd->part;
+		}
+	}
+
+	return NULL;
+}
+
 void
 e_comp_editor_page_sensitize_widgets (ECompEditorPage *page,
 				      gboolean force_insensitive)
diff --git a/src/calendar/gui/e-comp-editor-page.h b/src/calendar/gui/e-comp-editor-page.h
index b104efb025..d6198acde7 100644
--- a/src/calendar/gui/e-comp-editor-page.h
+++ b/src/calendar/gui/e-comp-editor-page.h
@@ -82,6 +82,9 @@ void		e_comp_editor_page_add_property_part	(ECompEditorPage *page,
 							 gint attach_top,
 							 gint attach_width,
 							 gint attach_height);
+ECompEditorPropertyPart *
+		e_comp_editor_page_get_property_part	(ECompEditorPage *page,
+							 ICalPropertyKind prop_kind);
 void		e_comp_editor_page_sensitize_widgets	(ECompEditorPage *page,
 							 gboolean force_insensitive);
 void		e_comp_editor_page_fill_widgets		(ECompEditorPage *page,
diff --git a/src/calendar/gui/e-comp-editor.c b/src/calendar/gui/e-comp-editor.c
index 49883a0b24..2192c5f6eb 100644
--- a/src/calendar/gui/e-comp-editor.c
+++ b/src/calendar/gui/e-comp-editor.c
@@ -3413,6 +3413,28 @@ e_comp_editor_get_page (ECompEditor *comp_editor,
 	return NULL;
 }
 
+/* The returned pointer is owned by the @comp_editor; returns the first found part,
+   in order of the addition. */
+ECompEditorPropertyPart *
+e_comp_editor_get_property_part (ECompEditor *comp_editor,
+				 ICalPropertyKind prop_kind)
+{
+	GSList *link;
+
+	g_return_val_if_fail (E_IS_COMP_EDITOR (comp_editor), NULL);
+
+	for (link = comp_editor->priv->pages; link; link = g_slist_next (link)) {
+		ECompEditorPage *page = link->data;
+		ECompEditorPropertyPart *part;
+
+		part = e_comp_editor_page_get_property_part (page, prop_kind);
+		if (part)
+			return part;
+	}
+
+	return NULL;
+}
+
 /* Free the returned GSList with g_slist_free(), the memebers are owned by the comp_editor */
 GSList *
 e_comp_editor_get_pages (ECompEditor *comp_editor)
diff --git a/src/calendar/gui/e-comp-editor.h b/src/calendar/gui/e-comp-editor.h
index 1f262d0591..e8b43c965d 100644
--- a/src/calendar/gui/e-comp-editor.h
+++ b/src/calendar/gui/e-comp-editor.h
@@ -155,6 +155,9 @@ void		e_comp_editor_add_page		(ECompEditor *comp_editor,
 ECompEditorPage *
 		e_comp_editor_get_page		(ECompEditor *comp_editor,
 						 GType page_type);
+ECompEditorPropertyPart *
+		e_comp_editor_get_property_part	(ECompEditor *comp_editor,
+						 ICalPropertyKind prop_kind);
 GSList *	e_comp_editor_get_pages		(ECompEditor *comp_editor);
 void		e_comp_editor_select_page	(ECompEditor *comp_editor,
 						 ECompEditorPage *page);