Weather: "Add a city" text.

Signed-off-by: Luiz Agostini <luiz.agostini@openbossa.org>

2 files changed, 57 insertions, 4 deletions

diff --git a/weather/addcitytool.cpp b/weather/addcitytool.cpp
index 4d0e4ed..7d8870c 100644
--- a/weather/addcitytool.cpp
+++ b/weather/addcitytool.cpp
@@ -58,6 +58,44 @@ void AddCityScreen::paint(QPainter *painter, const QStyleOptionGraphicsItem *opt
     Q_UNUSED(widget);
 }
 
+//
+
+#define ADD_A_CITY_TEXT     "Add a city"
+
+AddCityLineEdit::AddCityLineEdit(QWidget *parent)
+    : QLineEdit(parent)
+    , m_clean(true)
+{
+    editReset();
+    connect(this, SIGNAL(textEdited(QString)), this, SLOT(textEditedSlot(QString)));
+}
+
+void AddCityLineEdit::editReset()
+{
+    m_clean = true;
+    setText(ADD_A_CITY_TEXT);
+}
+
+void AddCityLineEdit::focusOutEvent(QFocusEvent *event)
+{
+    if (m_clean)
+        setText(ADD_A_CITY_TEXT);
+    QLineEdit::focusOutEvent(event);
+}
+
+void AddCityLineEdit::focusInEvent(QFocusEvent *event)
+{
+    if (m_clean)
+        setText("");
+    QLineEdit::focusInEvent(event);
+}
+
+void AddCityLineEdit::textEditedSlot(const QString & text)
+{
+    Q_UNUSED(text);
+    m_clean = false;
+}
+
 // AddCityFirstScreen
 
 AddCityFirstScreen::AddCityFirstScreen(const QRectF &boundingRect, QGraphicsItem *parent)
@@ -65,7 +103,7 @@ AddCityFirstScreen::AddCityFirstScreen(const QRectF &boundingRect, QGraphicsItem
     , m_textBackground(new QGraphicsPixmapItem(ADD_TEXT_BACKGROUND, this))
     , m_button(new PixmapButton(80.0, ADD_BUTTON_PIXMAP, this))
     , m_proxy(new QGraphicsProxyWidget(this))
-    , m_lineEdit(new QLineEdit())
+    , m_lineEdit(new AddCityLineEdit())
 {
     setFlag(ItemHasNoContents, true);
 
@@ -99,7 +137,7 @@ AddCityFirstScreen::AddCityFirstScreen(const QRectF &boundingRect, QGraphicsItem
 
 void AddCityFirstScreen::clean()
 {
-    m_lineEdit->setText("");
+    m_lineEdit->editReset();
 }
 
 void AddCityFirstScreen::buttonClick()
diff --git a/weather/addcitytool.h b/weather/addcitytool.h
index bc313b0..f0f6b1f 100644
--- a/weather/addcitytool.h
+++ b/weather/addcitytool.h
@@ -29,6 +29,22 @@ private:
     const QRectF m_boundingRect;
 };
 
+class AddCityLineEdit : public QLineEdit
+{
+    Q_OBJECT
+public:
+    AddCityLineEdit(QWidget *parent = 0);
+    void editReset();
+protected:
+    void focusInEvent(QFocusEvent *event);
+    void focusOutEvent(QFocusEvent *event);
+private:
+    bool m_clean;
+private slots:
+    void textEditedSlot(const QString & text);
+};
+
+
 class AddCityFirstScreen : public QObject, public AddCityScreen
 {
     Q_OBJECT
@@ -44,7 +60,7 @@ private:
     PixmapButton * const m_button;
     QString m_text;
     QGraphicsProxyWidget *m_proxy;
-    QLineEdit *m_lineEdit;
+    AddCityLineEdit *m_lineEdit;
 
 private slots:
     void buttonClick();
@@ -98,7 +114,6 @@ private:
     void paintNotFound(QPainter *painter);
     void paintAlreadyInList(QPainter *painter);
 };
-
 class AddCityTool : public QObject, public QGraphicsPixmapItem
 {
     Q_OBJECT