Allow to create keys.

A popup shows required parameters. Created keys are added to the list of
secret keys managed by the user.

PopupCreate.h

@@ -0,0 +1,160 @@
+/* 
+ * File:   PopupCreate.h
+ * Author: SET - nmset@yandex.com
+ * License : GPL v2
+ * Copyright SET - © 2019
+ *
+ * Created on November 11, 2020, 10:20 PM
+ */
+
+#ifndef POPUPCREATE_H
+#define POPUPCREATE_H
+
+#include <Wt/WPopupWidget.h>
+#include <Wt/WContainerWidget.h>
+#include <Wt/WLineEdit.h>
+#include <Wt/WCheckBox.h>
+#include <Wt/WDateEdit.h>
+#include <Wt/WComboBox.h>
+#include <Wt/WPushButton.h>
+#include "TransientMessageWidget.h"
+
+using namespace Wt;
+
+/**
+ * A popup with all parameters to create keys. A secret key must be created, a
+ * subkey is optional (GPGME allows this). Key algorithm identifiers are poked
+ * from kleopatra.
+ * @param anchorWidget
+ * @param txtMessage
+ * @param width
+ */
+class PopupCreate : public WPopupWidget
+{
+public:
+    PopupCreate(WWidget * anchorWidget, TransientMessageWidget * txtMessage,
+                const WLength& width = 400);
+    virtual ~PopupCreate();
+    void Create();
+
+    const WString GetName() const
+    {
+        return m_leName->text();
+    }
+
+    /**
+     * GPGME accepts anything here, it may not be an email address.
+     * @return 
+     */
+    const WString GetEmail() const
+    {
+        return m_leEmail->text();
+    }
+
+    const WString GetComment() const
+    {
+        return m_leComment->text();
+    }
+    /**
+     * Number of seconds from now. Default is 2 years.
+     * \n NB : with default engine algorithms, GPGME does not set an expiry time
+     * for the subkey.
+     * @return 
+     */
+    const ulong GetExpiry() const;
+
+    bool UseDefaultEngineAlgorithms() const
+    {
+        return m_cbDefaultAlgo->isChecked();
+    }
+
+    /**
+     * Selected by the user.
+     * @return 
+     */
+    const WString GetArbitraryKeyAlgo() const
+    {
+        return m_arbitraryKeyAlgo;
+    }
+
+    /**
+     * Selected by the user.
+     * @return 
+     */
+    const WString GetArbitrarySubkeyAlgo() const
+    {
+        return m_arbitrarySubkeyAlgo;
+    }
+
+    const WString GetPassphrase() const
+    {
+        return m_lePassphrase->text();
+    }
+
+    /**
+     * For caller to bind its key creation function.
+     * @return 
+     */
+    WPushButton * GetApplyButton() const
+    {
+        return m_btnApply;
+    }
+    /**
+     * There must be
+     * <ul>
+     * <li>an email address</li>
+     * <li>a passphrase</li>
+     * <li>a passphrase confirmation</li>
+     * <li>a key algorithm</li>
+     * </ul>
+     * @return 
+     */
+    bool Validate() const;
+    /**
+     * If completely is false :
+     * <ul>
+     * <li>name</li>
+     * <li>email</li>
+     * <li>comment</li>
+     * <li>password fields</li>
+     * </ul>
+     * are set to default values.
+     * \n If completely is true, all parameters are reset to default.
+     * @param completely
+     */
+    void Reset(bool completely = false);
+
+private:
+    TransientMessageWidget * m_tmwMessage;
+    WContainerWidget * m_cwMain;
+    WLineEdit * m_leName;
+    WLineEdit * m_leEmail;
+    WLineEdit * m_leComment;
+    WDateEdit * m_deExpiry;
+    WLineEdit * m_lePassphrase;
+    WLineEdit * m_leConfirm;
+    WCheckBox * m_cbDefaultAlgo;
+    WPushButton * m_btnApply;
+
+    list<WComboBox*> m_cmbKeyAlgo;
+    list<WComboBox*> m_cmbSubkeyAlgo;
+    WString m_arbitraryKeyAlgo;
+    WString m_arbitrarySubkeyAlgo;
+
+    /**
+     * Sets the other comboboxes in the list to empty values.
+     * \n Assigns the selected algorithm to m_arbitraryKeyAlgo.
+     * @param cmb
+     */
+    void OnComboKeyAlgoSelect(WComboBox * cmb);
+    /**
+     * Sets the other comboboxes in the list to empty values.
+     * \n Assigns the selected algorithm to m_arbitrarySubkeyAlgo.
+     * @param cmb
+     */
+    void OnComboSubkeyAlgoSelect(WComboBox * cmb);
+
+};
+
+#endif /* POPUPCREATE_H */
+