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[kdenlive] / src / unicodedialog.h

diff --git a/src/unicodedialog.h b/src/unicodedialog.h
index 4c0376623d804553c8b36e91e8fc171b94571649..4a8579a2048955461a1f4ded227e8690b3ab093f 100644 (file)
--- a/src/unicodedialog.h
+++ b/src/unicodedialog.h
@@ -14,36 +14,68 @@
 
 class UnicodeDialog : public QDialog, public Ui::UnicodeDialog_UI
 {
-       Q_OBJECT
-       
+    Q_OBJECT
+
 public:
-       /** \brief The input method for the dialog. Atm only InputHex supported. */
-       enum InputMethod { InputHex, InputDec };
-       
-       UnicodeDialog(InputMethod inputMeth);
-       ~UnicodeDialog();
-       
-       /** \brief Returns infos about an unicode number. Extendable/improvable ;) */
-       QString unicodeInfo(QString unicode_number);
+    /** \brief The input method for the dialog. Atm only InputHex supported. */
+    enum InputMethod { InputHex, InputDec };
+
+    UnicodeDialog(InputMethod inputMeth);
+    ~UnicodeDialog();
+
+    /** \brief Returns infos about a unicode number. Extendable/improvable ;) */
+    QString unicodeInfo(QString unicode);
+
+    void showLastUnicode();
+
+protected:
+    virtual void wheelEvent(QWheelEvent * event);
+
+public slots:
+    /** \brief Override QDialog::exec() to assure the focus being on the unicode input field */
+    int exec();
 
 private:
-       Ui::UnicodeDialog_UI m_view;
-       
-       /** Selected input method */
-       InputMethod inputMethod;
-       /** \brief Validates text and removes all invalid characters (non-hex e.g.) */
-       QString validateText(QString text);
-       
-       int lastCursorPos;
-       QString lastUnicodeNumber;
+    Ui::UnicodeDialog_UI m_view;
+
+    enum Direction { Forward, Backward };
+
+    /** Selected input method */
+    InputMethod inputMethod;
+
+    /** \brief Validates text and removes all invalid characters (non-hex e.g.) */
+    QString validateText(QString text);
+    /** \brief Removes all leading zeros */
+    QString trimmedUnicodeNumber(QString text);
+    /** \brief Checks whether the given string is a control character */
+    bool controlCharacter(QString text);
+    /** \brief Checks whether the given uint is a control character */
+    bool controlCharacter(uint value);
+
+    /** \brief Returns the next available unicode. */
+    QString nextUnicode(QString text, Direction direction);
+
+    /** \brief Paints previous and next characters around current char */
+    void updateOverviewChars(uint unicode);
+    void clearOverviewChars();
+
+    int m_lastCursorPos;
+    QString m_lastUnicodeNumber;
+
+    /** \brief Reads the last used unicode number from the config file. */
+    void readChoices();
+    /** \brief Writes the last used unicode number into the config file. */
+    void writeChoices();
 
 signals:
-       /** \brief Contains the selected unicode character; emitted when Enter is pressed. */
-       void charSelected(const QString&);
+    /** \brief Contains the selected unicode character; emitted when Enter is pressed. */
+    void charSelected(const QString&);
 
 private slots:
-       void slotTextChanged(QString text);
-       void slotReturnPressed();
+    void slotTextChanged(QString text);
+    void slotReturnPressed();
+    void slotNextUnicode();
+    void slotPrevUnicode();
 
 };