QQuickTextArea: add placeholderTextColor property

Add placeholderTextColor property for user convenience to customize the
placeholderText color to fit the backgrounds.

[ChangeLog][TextArea] Added placeholderTextColor property for user
convenience to customize the placeholderText color to fit the backgrounds.

Change-Id: Iea0233f909ca9cfe19d88f9bc24691aa35b5ab35
Reviewed-by: J-P Nurmi <jpnurmi@qt.io>

1 files changed, 16 insertions, 0 deletions

diff --git a/tests/auto/controls/data/tst_textarea.qml b/tests/auto/controls/data/tst_textarea.qml
index 7c47aa25..ea30c8d6 100644
--- a/tests/auto/controls/data/tst_textarea.qml
+++ b/tests/auto/controls/data/tst_textarea.qml
@@ -465,4 +465,20 @@ TestCase {
         control.destroy()
         wait(0)
     }
+
+    function test_placeholderTextColor() {
+        var control = createTemporaryObject(textArea, testCase)
+        verify(control)
+
+        // usually default value should not be pure opacue black
+        verify(control.placeholderTextColor !== "#ff000000")
+        control.placeholderTextColor = "#12345678"
+        compare(control.placeholderTextColor, "#12345678")
+
+        for (var i = 0; i < control.children.length; ++i) {
+            if (control.children[i].hasOwnProperty("text"))
+                compare(control.children[i].color, control.placeholderTextColor) // placeholder.color
+        }
+    }
+
 }