display_filter_edit.h

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#ifndef DISPLAYFILTEREDIT_H
#define DISPLAYFILTEREDIT_H
 
#include <QDrag>
#include <QActionGroup>
#include <QPointer>
 
#include <ui/qt/widgets/syntax_line_edit.h>
 
class QEvent;
class StockIconToolButton;
 
typedef enum {
    DisplayFilterToApply,  
    DisplayFilterToEnter,  
    ReadFilterToApply,     
    CustomColumnToEnter,   
} DisplayFilterEditType;
 
class DisplayFilterEdit : public SyntaxLineEdit
{
    Q_OBJECT
public:
    explicit DisplayFilterEdit(QWidget *parent = 0, DisplayFilterEditType type = DisplayFilterToEnter);
 
    void setType(DisplayFilterEditType type);
 
protected:
    void paintEvent(QPaintEvent *evt);
 
    void resizeEvent(QResizeEvent *);
 
    void keyPressEvent(QKeyEvent *event) { completionKeyPressEvent(event); }
 
    void focusInEvent(QFocusEvent *event) { completionFocusInEvent(event); }
 
    void focusOutEvent(QFocusEvent *event);
 
    virtual void dragEnterEvent(QDragEnterEvent *event);
 
    virtual void dragMoveEvent(QDragMoveEvent *event);
 
    virtual void dropEvent(QDropEvent *event);
 
    virtual void contextMenuEvent(QContextMenuEvent *menu);
 
public slots:
    bool checkFilter();
 
    void updateBookmarkMenu();
 
    void applyDisplayFilter();
 
    void displayFilterSuccess(bool success);
 
    void setStyleSheet(const QString &style_sheet);
 
private slots:
    void checkFilter(const QString &filter_text);
 
    void clearFilter();
 
    void changeEvent(QEvent* event);
 
    void displayFilterExpression();
 
    void saveFilter();
 
    void removeFilter();
 
    void showFilters();
 
    void showExpressionPrefs();
 
    void applyOrPrepareFilter();
 
    void triggerAlignementAction();
 
    void connectToMainWindow();
 
private:
    DisplayFilterEditType type_;
 
    QString placeholder_text_;
 
    QAction *save_action_;
 
    QAction *remove_action_;
 
    QActionGroup * actions_;
 
    QPointer<StockIconToolButton> bookmark_button_;
 
    QPointer<StockIconToolButton> clear_button_;
 
    QPointer<StockIconToolButton> apply_button_;
 
    bool leftAlignActions_;
 
    QString last_applied_;
 
    QString filter_word_preamble_;
 
    bool autocomplete_accepts_field_;
 
    QString style_sheet_;
 
    void setDefaultPlaceholderText();
 
    void buildCompletionList(const QString &field_word, const QString &preamble);
 
    void createFilterTextDropMenu(QDropEvent *event, bool prepare, QString filterText = QString());
 
    void alignActionButtons();
 
    void updateClearButton();
 
signals:
    void pushFilterSyntaxStatus(const QString& msg);
 
    void popFilterSyntaxStatus();
 
    void filterPackets(QString new_filter, bool force);
 
    void showPreferencesDialog(QString pane_name);
 
};
 
#endif // DISPLAYFILTEREDIT_H