From bcc2fb5838323aa6b26518c0c43353a7d9dfe67a Mon Sep 17 00:00:00 2001
From: xianjimli <xianjimli@gmail.com>
Date: Mon, 18 Jun 2018 07:18:37 +0800
Subject: [PATCH] add pages_set_active_by_name

---
 src/base/pages.c    | 21 +++++++++++++++++++++
 src/base/pages.h    | 14 ++++++++++++--
 tests/pages_test.cc | 27 +++++++++++++++++++++++++++
 3 files changed, 60 insertions(+), 2 deletions(-)
 create mode 100644 tests/pages_test.cc

diff --git a/src/base/pages.c b/src/base/pages.c
index 65b73b53c..855c0173f 100644
--- a/src/base/pages.c
+++ b/src/base/pages.c
@@ -37,6 +37,27 @@ ret_t pages_set_active(widget_t* widget, uint32_t index) {
   return RET_OK;
 }
 
+ret_t pages_set_active_by_name(widget_t* widget, const char* name) {
+  uint32_t i = 0;
+  uint32_t nr = 0;
+  widget_t** children = NULL;
+  return_value_if_fail(widget != NULL && name != NULL, RET_BAD_PARAMS);
+
+  if (widget->children && widget->children->elms) {
+    nr = widget->children->size;
+    children = (widget_t**)(widget->children->elms);
+
+    for (i = 0; i < nr; i++) {
+      widget_t* iter = children[i];
+      if (iter->name.str && str_fast_equal(iter->name.str, name)) {
+        return pages_set_active(widget, i);
+      }
+    }
+  }
+
+  return RET_NOT_FOUND;
+}
+
 static widget_t* pages_find_target(widget_t* widget, xy_t x, xy_t y) {
   pages_t* pages = PAGES(widget);
   return_value_if_fail(pages != NULL, NULL);
diff --git a/src/base/pages.h b/src/base/pages.h
index f55818b39..e704b22b0 100644
--- a/src/base/pages.h
+++ b/src/base/pages.h
@@ -58,14 +58,24 @@ widget_t* pages_create(widget_t* parent, xy_t x, xy_t y, wh_t w, wh_t h);
 
 /**
  * @method pages_set_active
- * 设置进度条的进度。
+ * 设置当前的Page。
  * @param {widget_t*} widget 控件对象。
- * @param {uint32_t} index 当Page的序号。
+ * @param {uint32_t} index 当前Page的序号。
  *
  * @return {ret_t} 返回RET_OK表示成功，否则表示失败。
  */
 ret_t pages_set_active(widget_t* widget, uint32_t index);
 
+/**
+ * @method pages_set_active_by_name
+ * 通过页面的名字设置当前的Page。
+ * @param {widget_t*} widget 控件对象。
+ * @param {char*} name 当前Page的名字。
+ *
+ * @return {ret_t} 返回RET_OK表示成功，否则表示失败。
+ */
+ret_t pages_set_active_by_name(widget_t* widget, const char* name);
+
 #define PAGES(widget) ((pages_t*)(widget))
 
 END_C_DECLS
diff --git a/tests/pages_test.cc b/tests/pages_test.cc
new file mode 100644
index 000000000..8137a2890
--- /dev/null
+++ b/tests/pages_test.cc
@@ -0,0 +1,27 @@
+#include "base/pages.h"
+#include "base/view.h"
+#include "gtest/gtest.h"
+
+TEST(Pages, basic) {
+  widget_t* pages = pages_create(NULL, 0, 0, 100, 100);
+  widget_t* p0 = view_create(pages, 0, 0, 100, 100);
+  widget_t* p1 = view_create(pages, 0, 0, 100, 100);
+  widget_t* p2 = view_create(pages, 0, 0, 100, 100);
+
+  widget_set_name(p0, "p0");
+  widget_set_name(p1, "p1");
+  widget_set_name(p2, "p2");
+
+  ASSERT_EQ(PAGES(pages)->active, 0);
+
+  pages_set_active(pages, 1);
+  ASSERT_EQ(PAGES(pages)->active, 1);
+
+  pages_set_active_by_name(pages, "p2");
+  ASSERT_EQ(PAGES(pages)->active, 2);
+
+  pages_set_active_by_name(pages, "not found");
+  ASSERT_EQ(PAGES(pages)->active, 2);
+
+  widget_destroy(pages);
+}