demos/browser/urllineedit.h

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  41
  42 #ifndef URLLINEEDIT_H
  43 #define URLLINEEDIT_H
  44
  45 #include <QtCore/QUrl>
  46 #include <QtGui/QWidget>
  47 #include <QtGui/QStyleOptionFrame>
  48
  49 QT_BEGIN_NAMESPACE
  50 class QLineEdit;
  51 QT_END_NAMESPACE
  52
  53 class ClearButton;
  54 class ExLineEdit : public QWidget
  55 {
  56     Q_OBJECT
  57
  58 public:
  59     ExLineEdit(QWidget *parent = 0);
  60
  61     inline QLineEdit *lineEdit() const { return m_lineEdit; }
  62
  63     void setLeftWidget(QWidget *widget);
  64     QWidget *leftWidget() const;
  65
  66     QSize sizeHint() const;
  67
  68     QVariant inputMethodQuery(Qt::InputMethodQuery property) const;
  69 protected:
  70     void focusInEvent(QFocusEvent *event);
  71     void focusOutEvent(QFocusEvent *event);
  72     void keyPressEvent(QKeyEvent *event);
  73     void paintEvent(QPaintEvent *event);
  74     void resizeEvent(QResizeEvent *event);
  75     void inputMethodEvent(QInputMethodEvent *e);
  76     bool event(QEvent *event);
  77
  78 protected:
  79     void updateGeometries();
  80     void initStyleOption(QStyleOptionFrameV2 *option) const;
  81
  82     QWidget *m_leftWidget;
  83     QLineEdit *m_lineEdit;
  84     ClearButton *m_clearButton;
  85 };
  86
  87 class UrlIconLabel;
  88 class WebView;
  89 class UrlLineEdit : public ExLineEdit
  90 {
  91     Q_OBJECT
  92
  93 public:
  94     UrlLineEdit(QWidget *parent = 0);
  95     void setWebView(WebView *webView);
  96
  97 protected:
  98     void paintEvent(QPaintEvent *event);
  99     void focusOutEvent(QFocusEvent *event);
 100
 101 private slots:
 102     void webViewUrlChanged(const QUrl &url);
 103     void webViewIconChanged();
 104
 105 private:
 106     QLinearGradient generateGradient(const QColor &color) const;
 107     WebView *m_webView;
 108     UrlIconLabel *m_iconLabel;
 109     QColor m_defaultBaseColor;
 110
 111 };
 112
 113
 114 #endif // URLLINEEDIT_H
 115