Replace MessageBox Dialog with inline MessageWidget in

EditWidget and in UnlockDatabaseWidget.
Add missing method to show Information Message.

src/gui/EditWidget.cpp

@@ -25,6 +25,8 @@ EditWidget::EditWidget(QWidget* parent)
     m_ui->setupUi(this);
     setReadOnly(false);
 
+    m_ui->messageWidget->setHidden(true);
+
     QFont headerLabelFont = m_ui->headerLabel->font();
     headerLabelFont.setBold(true);
     headerLabelFont.setPointSize(headerLabelFont.pointSize() + 2);
@@ -86,3 +88,25 @@ bool EditWidget::readOnly() const
 {
     return m_readOnly;
 }
+
+void EditWidget::showMessageError(const QString& text)
+{
+    m_ui->messageWidget->showMessageError(text);
+}
+
+void EditWidget::showMessageWarning(const QString& text)
+{
+    m_ui->messageWidget->showMessageWarning(text);
+}
+
+void EditWidget::showMessageInformation(const QString& text)
+{
+    m_ui->messageWidget->showMessageInformation(text);
+}
+
+void EditWidget::hideMessage()
+{
+    if (m_ui->messageWidget->isVisible()) {
+        m_ui->messageWidget->animatedHide();
+    }
+}

src/gui/EditWidget.h

@@ -48,6 +48,12 @@ Q_SIGNALS:
     void accepted();
     void rejected();
 
+protected:
+    void showMessageError(const QString& text);
+    void showMessageWarning(const QString& text);
+    void showMessageInformation(const QString& text);
+    void hideMessage();
+
 private:
     const QScopedPointer<Ui::EditWidget> m_ui;
     bool m_readOnly;

src/gui/EditWidget.ui

@@ -11,6 +11,9 @@
    </rect>
   </property>
   <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="MessageWidget" name="messageWidget" native="true"/>
+   </item>
    <item>
     <widget class="QLabel" name="headerLabel">
      <property name="text">
@@ -58,6 +61,12 @@
   </layout>
  </widget>
  <customwidgets>
+  <customwidget>
+   <class>MessageWidget</class>
+   <extends>QWidget</extends>
+   <header>gui/MessageWidget.h</header>
+   <container>1</container>
+  </customwidget>
   <customwidget>
    <class>CategoryListWidget</class>
    <extends>QListWidget</extends>

src/gui/MessageWidget.cpp

@@ -33,6 +33,11 @@ void MessageWidget::showMessageWarning(const QString& text)
     showMessage(text, MessageType::Warning);
 }
 
+void MessageWidget::showMessageInformation(const QString& text)
+{
+    showMessage(text, MessageType::Information);
+}
+
 void MessageWidget::showMessagePositive(const QString& text)
 {
     showMessage(text, MessageType::Positive);

src/gui/entry/EditEntryWidget.cpp

@@ -395,12 +395,13 @@ void EditEntryWidget::saveEntry()
 {
     if (m_history) {
         clear();
+        hideMessage();
         Q_EMIT editFinished(false);
         return;
     }
 
     if (!passwordsEqual()) {
-        MessageBox::warning(this, tr("Error"), tr("Different passwords supplied."));
+        showMessageError(tr("Different passwords supplied."));
         return;
     }
 
@@ -474,6 +475,7 @@ void EditEntryWidget::cancel()
 {
     if (m_history) {
         clear();
+        hideMessage();
         Q_EMIT editFinished(false);
         return;
     }
@@ -497,6 +499,7 @@ void EditEntryWidget::clear()
     m_autoTypeAssoc->clear();
     m_historyModel->clear();
     m_iconsWidget->reset();
+    hideMessage();
 }
 
 bool EditEntryWidget::hasBeenModified() const
@@ -630,15 +633,13 @@ void EditEntryWidget::insertAttachment()
 
     QFile file(filename);
     if (!file.open(QIODevice::ReadOnly)) {
-        MessageBox::warning(this, tr("Error"),
+        showMessageError(tr("Unable to open file").append(":\n").append(file.errorString()));
-                tr("Unable to open file").append(":\n").append(file.errorString()));
         return;
     }
 
     QByteArray data;
     if (!Tools::readAllFromDevice(&file, data)) {
-        MessageBox::warning(this, tr("Error"),
+        showMessageError(tr("Unable to open file").append(":\n").append(file.errorString()));
-                tr("Unable to open file").append(":\n").append(file.errorString()));
         return;
     }
 
@@ -665,13 +666,11 @@ void EditEntryWidget::saveCurrentAttachment()
 
         QFile file(savePath);
         if (!file.open(QIODevice::WriteOnly)) {
-            MessageBox::warning(this, tr("Error"),
+            showMessageError(tr("Unable to save the attachment:\n").append(file.errorString()));
-                    tr("Unable to save the attachment:\n").append(file.errorString()));
             return;
         }
         if (file.write(attachmentData) != attachmentData.size()) {
-            MessageBox::warning(this, tr("Error"),
+            showMessageError(tr("Unable to save the attachment:\n").append(file.errorString()));
-                    tr("Unable to save the attachment:\n").append(file.errorString()));
             return;
         }
     }
@@ -692,14 +691,12 @@ void EditEntryWidget::openAttachment(const QModelIndex& index)
     QTemporaryFile* file = new QTemporaryFile(tmpFileTemplate, this);
 
     if (!file->open()) {
-        MessageBox::warning(this, tr("Error"),
+        showMessageError(tr("Unable to save the attachment:\n").append(file->errorString()));
-                tr("Unable to save the attachment:\n").append(file->errorString()));
         return;
     }
 
     if (file->write(attachmentData) != attachmentData.size()) {
-        MessageBox::warning(this, tr("Error"),
+        showMessageError(tr("Unable to save the attachment:\n").append(file->errorString()));
-                tr("Unable to save the attachment:\n").append(file->errorString()));
         return;
     }