Fix: Font-size & row height will not refresh in search list.

修复字体大小改变时搜索结果列表行高和fontmetircs不刷新的bug.

libsearch/global-settings.cpp

@@ -77,8 +77,18 @@ GlobalSettings::GlobalSettings(QObject *parent) : QObject(parent)
             if (key == STYLE_NAME_KEY) {
                 //当前主题改变时也发出paletteChanged信号，通知主界面刷新
                 qApp->paletteChanged(qApp->palette());
+                m_cache.remove(STYLE_NAME_KEY);
+                m_cache.insert(STYLE_NAME_KEY, m_theme_gsettings->get(STYLE_NAME_KEY).toString());
+            } else if (key == FONT_SIZE_KEY) {
+                qApp->paletteChanged(qApp->palette());
+                m_cache.remove(FONT_SIZE_KEY);
+                m_cache.insert(FONT_SIZE_KEY, m_theme_gsettings->get(FONT_SIZE_KEY).toDouble());
             }
         });
+        m_cache.remove(STYLE_NAME_KEY);
+        m_cache.insert(STYLE_NAME_KEY, m_theme_gsettings->get(STYLE_NAME_KEY).toString());
+        m_cache.remove(FONT_SIZE_KEY);
+        m_cache.insert(FONT_SIZE_KEY, m_theme_gsettings->get(FONT_SIZE_KEY).toDouble());
     }
 }
 

libsearch/global-settings.h

@@ -39,6 +39,7 @@
 #define TRANSPARENCY_KEY "transparency"
 #define THEME_GSETTINGS_ID "org.ukui.style"
 #define STYLE_NAME_KEY "styleName"
+#define FONT_SIZE_KEY "systemFontSize"
 #define INDEX_DATABASE_STATE "index_database_state"
 #define CONTENT_INDEX_DATABASE_STATE "content_index_database_state"
 #define INDEX_GENERATOR_NORMAL_EXIT "index_generator_normal_exit"

src/control/highlight-item-delegate.cpp

@@ -25,6 +25,7 @@
 #include <QDebug>
 #include <QTextDocument>
 #include <QAbstractTextDocumentLayout>
+#include "global-settings.h"
 
 HighlightItemDelegate::HighlightItemDelegate(QObject *parent) : QStyledItemDelegate (parent)
 {
@@ -83,8 +84,11 @@ QString HighlightItemDelegate::getHtmlText(QPainter *painter, const QStyleOption
 {
     int indexFindLeft = 0;
     QString indexString = index.model()->data(index,Qt::DisplayRole).toString();
-    QFontMetrics m_QFontMetrics = painter->fontMetrics();
+    QFont ft(painter->font().family(), GlobalSettings::getInstance()->getValue(FONT_SIZE_KEY).toInt());
-    QString indexColString = m_QFontMetrics.elidedText(indexString, Qt::ElideRight, itemOption.rect.width() + 10); //当字体超过Item的长度时显示为省略号
+    QFontMetrics fm(ft);
+    QString indexColString = fm.elidedText(indexString, Qt::ElideRight, itemOption.rect.width() + 10); //当字体超过Item的长度时显示为省略号
+//    QFontMetrics m_QFontMetrics = painter->fontMetrics();
+//    QString indexColString = m_QFontMetrics.elidedText(indexString, Qt::ElideRight, itemOption.rect.width() + 10); //当字体超过Item的长度时显示为省略号
     QString htmlString;
     if ((indexColString.toUpper()).contains((m_regFindKeyWords.toUpper()))) {
         indexFindLeft = indexColString.toUpper().indexOf(m_regFindKeyWords.toUpper()); //得到查找字体在当前整个Item字体中的位置

src/control/home-page-item.cpp

@@ -35,8 +35,12 @@ HomePageItem::HomePageItem(QWidget *parent, const int& type, const QString& path
     connect(qApp, &QApplication::paletteChanged, this, [ = ]() {
         if (m_namelabel) {
             QString name = this->toolTip();
+            if (m_type == ItemType::Recent) {
+                m_namelabel->setText(m_namelabel->fontMetrics().elidedText(name, Qt::ElideRight, 250));
+            } else {
                 m_namelabel->setText(m_namelabel->fontMetrics().elidedText(name, Qt::ElideRight, 108));
             }
+        }
     });
 }
 
@@ -51,6 +55,7 @@ HomePageItem::~HomePageItem()
  */
 void HomePageItem::setupUi(const int& type, const QString& path) {
     m_path = path;
+    m_type = type;
     m_widget = new QWidget(this);
     m_widget->setObjectName("MainWidget");
 //    m_widget->setStyleSheet("QWidget#MainWidget{background: rgba(0, 0, 0, 0.05); border-radius: 4px;}");

src/control/home-page-item.h

@@ -56,6 +56,7 @@ private:
     QLabel * m_namelabel = nullptr;
     double m_transparency = 0;
     QString m_path;
+    int m_type = 0;
 };
 
 #endif // HOMEPAGEITEM_H

src/control/search-list-view.cpp

@@ -21,9 +21,13 @@
 #include "search-list-view.h"
 #include <QDebug>
 #include <QFileInfo>
+#include "custom-style.h"
 
 SearchListView::SearchListView(QWidget * parent, const QStringList& list, const int& type) : QTreeView(parent)
 {
+    CustomStyle * style = new CustomStyle(GlobalSettings::getInstance()->getValue(STYLE_NAME_KEY).toString());
+    this->setStyle(style);
+
     this->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
     setSelectionBehavior(QAbstractItemView::SelectRows);
     setSelectionMode(QAbstractItemView::SingleSelection);

src/custom-style.cpp

@@ -0,0 +1,18 @@
+#include "custom-style.h"
+
+CustomStyle::CustomStyle(const QString &proxyStyleName, QObject *parent) : QProxyStyle(proxyStyleName)
+{
+
+}
+
+QSize CustomStyle::sizeFromContents(QStyle::ContentsType type, const QStyleOption *option, const QSize &contentsSize, const QWidget *widget) const
+{
+    switch (type) {
+        case CT_ItemViewItem: {
+            QSize size(0, GlobalSettings::getInstance()->getValue(FONT_SIZE_KEY).toDouble() * 2);
+            return size;
+        } break;
+        default: break;
+    }
+    return QProxyStyle::sizeFromContents(type, option, contentsSize, widget);
+}

src/custom-style.h

@@ -0,0 +1,14 @@
+#ifndef CUSTOMSTYLE_H
+#define CUSTOMSTYLE_H
+#include <QProxyStyle>
+#include "global-settings.h"
+
+class CustomStyle : public QProxyStyle
+{
+    Q_OBJECT
+public:
+    explicit CustomStyle(const QString &proxyStyleName = "windows",QObject *parent = nullptr);
+    virtual QSize sizeFromContents(QStyle::ContentsType type, const QStyleOption *option, const QSize &contentsSize, const QWidget *widget = nullptr) const;
+};
+
+#endif // CUSTOMSTYLE_H

src/src.pro

@@ -26,6 +26,7 @@ include(singleapplication/qt-single-application.pri)
 
 SOURCES += \
     content-widget.cpp \
+    custom-style.cpp \
     input-box.cpp \
     main.cpp \
     mainwindow.cpp \
@@ -37,6 +38,7 @@ SOURCES += \
 
 HEADERS += \
     content-widget.h \
+    custom-style.h \
     input-box.h \
     mainwindow.h \
     search-app-thread.h \