Changeset 70655 in vbox

Timestamp:

Jan 20, 2018 9:41:31 AM (7 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

120387

Message:

FE/Qt bugref:9072 Mark the filtered log viewer by blending a background

Location:

trunk/src/VBox/Frontends/VirtualBox/src/logviewer

Files:

• UIVMLogViewerTextEdit.cpp (modified) (8 diffs)
• UIVMLogViewerTextEdit.h (modified) (5 diffs)

trunk/src/VBox/Frontends/VirtualBox/src/logviewer/UIVMLogViewerTextEdit.cpp

@@ -28 +28 @@
 # include <QPlainTextEdit>
 # include <QScrollBar>
+# include <QStyle>
 # include <QTextBlock>
 
 /* GUI includes: */
 # include "UIVMLogViewerTextEdit.h"
+# include "UIVMLogViewerWidget.h"
 
 #endif /* !VBOX_WITH_PRECOMPILED_HEADERS */
@@ -152 +154 @@
 
 UIVMLogViewerTextEdit::UIVMLogViewerTextEdit(QWidget* parent /* = 0 */)
-    :QPlainTextEdit(parent)
+    : QIWithRetranslateUI<QPlainTextEdit>(parent)
     , m_pLineNumberArea(0)
     , m_mouseCursorLine(-1)
@@ -169 +171 @@
 {
     prepareWidgets();
+    retranslateUi();
 }
 
@@ -191 +194 @@
     setReadOnly(true);
 
-    /* Set colors to have a selection with bluebackground and white foreground: */
-    QPalette mPalette = palette();
-    mPalette.setColor(QPalette::Highlight, QColor(48, 140, 198, 255));
-    mPalette.setColor(QPalette::HighlightedText, QColor(255, 255, 255, 255));
-    mPalette.setColor(QPalette::Text, QColor(0, 0, 0, 255));
-    setPalette(mPalette);
 
 #if defined(RT_OS_SOLARIS)
@@ -206 +203 @@
 #endif
     setFont(font);
+
     if (m_pLineNumberArea)
         m_pLineNumberArea->setFont(font);
-
 }
 
@@ -266 +263 @@
 }
 
+void UIVMLogViewerTextEdit::retranslateUi()
+{
+    m_strBackgroungText = QString(UIVMLogViewerWidget::tr("Filtered"));
+}
+
+void UIVMLogViewerTextEdit::setBackground()
+{
+    QPalette mPalette = palette();
+    /* When the text is marked as filtered blend a background indicating that */
+    if (m_bShownTextIsFiltered)
+    {
+        QImage image(300, 100, QImage::Format_ARGB32_Premultiplied);
+        QColor fillColor(QPalette::Light);
+        fillColor.setAlpha(0);
+        image.fill(fillColor);
+        QPainter painter(&image);
+
+        /* Configure the font size and color. */
+        QFont pfont = painter.font();
+        QColor fontColor(QPalette::Dark);
+        fontColor.setAlpha(22);
+        painter.setPen(fontColor);
+        pfont.setBold(true);
+        pfont.setPixelSize(40);
+        painter.setFont(pfont);
+
+        painter.drawText(image.rect(), Qt::AlignCenter | Qt::AlignVCenter, m_strBackgroungText);
+
+        mPalette.setBrush(QPalette::Base, QBrush(image));
+        setPalette(mPalette);
+    }
+    else
+    {
+        /* Reset this->palette back to standard one. */
+        if (style())
+            setPalette(style()->standardPalette());
+    }
+}
+
 void UIVMLogViewerTextEdit::contextMenuEvent(QContextMenuEvent *pEvent)
 {
@@ -288 +324 @@
 
     delete menu;
-}
-
-void UIVMLogViewerTextEdit::paintEvent(QPaintEvent *pEvent)
-{
-    QPlainTextEdit::paintEvent(pEvent);
-    if (m_bShownTextIsFiltered && viewport())
-    {
-        int rectHeight = 24;
-        int rectWidth = 84;
-        int rectX = viewport()->width() - rectWidth;
-        int rectMargin = 4;
-        if (verticalScrollBar())
-            rectX -= verticalScrollBar()->width();
-        QPainter painter(viewport());
-        painter.fillRect(rectX, 0, rectWidth, rectHeight, QColor(125, 125, 125, 100));
-        QFont nFont(painter.font());
-        nFont.setPixelSize(rectHeight- 2 * rectMargin) ;
-        painter.setFont(nFont);
-        painter.setPen(QPen(QColor(255, 0, 0, 175), 1.8f));
-        painter.drawText(rectX + rectMargin, rectMargin, rectWidth, rectHeight,
-                         Qt::AlignLeft, "Filtered");
-        viewport()->update();
-    }
 }
 
@@ -442 +455 @@
         return;
     m_bShownTextIsFiltered = warning;
+    setBackground();
 }
 

trunk/src/VBox/Frontends/VirtualBox/src/logviewer/UIVMLogViewerTextEdit.h

@@ -19 +19 @@
 #define ___UIVMLogViewerTextEdit_h___
 
+/* GUI includes: */
+#include "QIWithRetranslateUI.h"
+
 /* Qt includes: */
 #include <QPlainTextEdit>
@@ -26 +29 @@
 /* QPlainTextEdit extension for some addtional context menu items,
    a special scrollbar, line number area, and bookmarking support: */
-class UIVMLogViewerTextEdit : public QPlainTextEdit
+class UIVMLogViewerTextEdit : public QIWithRetranslateUI<QPlainTextEdit>
 {
     Q_OBJECT;
@@ -60 +63 @@
 protected:
 
-    virtual void paintEvent(QPaintEvent *pEvent) /* override */;
     virtual void contextMenuEvent(QContextMenuEvent *pEvent) /* override */;
     virtual void resizeEvent(QResizeEvent *pEvent) /* override */;
     virtual void mouseMoveEvent(QMouseEvent *pEvent) /* override */;
     virtual void leaveEvent(QEvent * pEvent) /* override */;
+    virtual void retranslateUi() /* override */;
 
 private slots:
@@ -82 +85 @@
     /** If bookmark exists this function removes it, if not it adds the bookmark. */
     void toggleBookmark(const QPair<int, QString>& bookmark);
+    void setBackground();
     /** Line number and text at the context menu position */
     QPair<int, QString>  m_iContextMenuBookmark;
@@ -96 +100 @@
     bool                 m_bShowLineNumbers;
     bool                 m_bWrapLines;
-
+    QString              m_strBackgroungText;
     friend class UILineNumberArea;
 };