Add inactive text feature to LineEdit

gzsombor · Feb 1, 2009 · a98153f · a98153f
1 parent beaed2e
commit a98153f
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Showing 4 changed files with 37 additions and 37 deletions.
diff --git a/src/searchlineedit.cpp b/src/searchlineedit.cpp
@@ -195,7 +195,7 @@ SearchLineEdit::SearchLineEdit(QWidget *parent)
     m_searchButton = new SearchButton(this);
     updateGeometries();
     addWidget(m_searchButton, LeftSide);
-    m_inactiveText = tr("Search");
+    setInactiveText(tr("Search"));
 
     QSizePolicy policy = sizePolicy();
     setSizePolicy(QSizePolicy::Preferred, policy.verticalPolicy());
@@ -212,26 +212,6 @@ SearchLineEdit::SearchLineEdit(QWidget *parent)
     setUpdatesEnabled(true);
 }
 
-void SearchLineEdit::paintEvent(QPaintEvent *event)
-{
-    if (text().isEmpty() && !hasFocus() && !m_inactiveText.isEmpty()) {
-        LineEdit::paintEvent(event);
-        QStyleOptionFrameV2 panel;
-        initStyleOption(&panel);
-        QRect textRect = style()->subElementRect(QStyle::SE_LineEditContents, &panel, this);
-#if QT_VERSION >= 0x040500
-        int left = textMargin(LineEdit::LeftSide);
-        int right = textMargin(LineEdit::RightSide);
-        textRect.adjust(left, 0, -right, 0);
-#endif
-        QPainter painter(this);
-        painter.setPen(palette().brush(QPalette::Disabled, QPalette::Text).color());
-        painter.drawText(textRect, Qt::AlignLeft | Qt::AlignVCenter, m_inactiveText);
-    } else {
-        LineEdit::paintEvent(event);
-    }
-}
-
 void SearchLineEdit::resizeEvent(QResizeEvent *event)
 {
     updateGeometries();
@@ -249,16 +229,6 @@ void SearchLineEdit::updateGeometries()
     updateTextMargins();
 }
 
-QString SearchLineEdit::inactiveText() const
-{
-    return m_inactiveText;
-}
-
-void SearchLineEdit::setInactiveText(const QString &text)
-{
-    m_inactiveText = text;
-}
-
 void SearchLineEdit::setMenu(QMenu *menu)
 {
     if (m_searchButton->m_menu)

diff --git a/src/searchlineedit.h b/src/searchlineedit.h
@@ -100,21 +100,16 @@ class SearchLineEdit : public LineEdit
 public:
     SearchLineEdit(QWidget *parent = 0);
 
-    QString inactiveText() const;
-    void setInactiveText(const QString &text);
-
     QMenu *menu() const;
     void setMenu(QMenu *menu);
 
 protected:
     void resizeEvent(QResizeEvent *event);
-    void paintEvent(QPaintEvent *event);
 
 private:
     void updateGeometries();
 
     SearchButton *m_searchButton;
-    QString m_inactiveText;
 };
 
 #endif // SEARCHLINEEDIT_H

diff --git a/src/utils/lineedit.cpp b/src/utils/lineedit.cpp
@@ -32,6 +32,7 @@
 #include <qevent.h>
 #include <qlayout.h>
 #include <qstyleoption.h>
+#include <qpainter.h>
 
 #include <qdebug.h>
 
@@ -213,3 +214,33 @@ void LineEdit::resizeEvent(QResizeEvent *event)
     QLineEdit::resizeEvent(event);
 }
 
+QString LineEdit::inactiveText() const
+{
+    return m_inactiveText;
+}
+
+void LineEdit::setInactiveText(const QString &text)
+{
+    m_inactiveText = text;
+}
+
+void LineEdit::paintEvent(QPaintEvent *event)
+{
+    QLineEdit::paintEvent(event);
+    if (text().isEmpty() && !m_inactiveText.isEmpty() && !hasFocus()) {
+        QStyleOptionFrameV2 panel;
+        initStyleOption(&panel);
+        QRect textRect = style()->subElementRect(QStyle::SE_LineEditContents, &panel, this);
+        int horizontalMargin = 2;
+        textRect.adjust(horizontalMargin, 0, 0, 0);
+#if QT_VERSION >= 0x040500
+        int left = textMargin(LineEdit::LeftSide);
+        int right = textMargin(LineEdit::RightSide);
+        textRect.adjust(left, 0, -right, 0);
+#endif
+        QPainter painter(this);
+        painter.setPen(palette().brush(QPalette::Disabled, QPalette::Text).color());
+        painter.drawText(textRect, Qt::AlignLeft | Qt::AlignVCenter, m_inactiveText);
+    }
+}
+
diff --git a/src/utils/lineedit.h b/src/utils/lineedit.h
@@ -62,6 +62,10 @@ class LineEdit : public QLineEdit
     void setWidgetSpacing(int spacing);
     int widgetSpacing() const;
     int textMargin(WidgetPosition position) const;
+    QString inactiveText() const;
+    void setInactiveText(const QString &text);
+
+    void paintEvent(QPaintEvent *event);
 
 protected:
     void resizeEvent(QResizeEvent *event);
@@ -78,7 +82,7 @@ protected slots:
     SideWidget *m_rightWidget;
     QHBoxLayout *m_leftLayout;
     QHBoxLayout *m_rightLayout;
-
+    QString m_inactiveText;
 };
 
 #endif // LINEEDIT_H