feat: judge the version.

Change-Id: I461fcd3717afe92bd1539e7224a3d7c16929d240

deepin-font-installer/singlefilepage.cpp

@@ -196,13 +196,18 @@ void SingleFilePage::updateInfo(DFontInfo *data)
  m_closeBtn->hide();
 
  if (data->isInstalled) {
+ if (data->sysVersion != data->version) {
+ m_statusLabel->setText(QString(tr("Other version installed: %1")).arg(data->sysVersion));
+ m_statusLabel->setStyleSheet("QLabel { color: #ff5a5a; }");
+ } else {
+ m_statusLabel->setText(tr("Same version installed"));
+ m_statusLabel->setStyleSheet("QLabel { color: #ff5a5a; }");
+ }
+
  m_installBtn->hide();
  m_removeBtn->show();
  m_reinstallBtn->show();
  m_viewFileBtn->hide();
-
- m_statusLabel->setText(tr("Same version installed"));
- m_statusLabel->setStyleSheet("QLabel { color: #ff5a5a; }");
  } else {
  m_installBtn->show();
  m_removeBtn->hide();

deepin-font-installer/translations/deepin-font-installer.ts

@@ -114,5 +114,9 @@
  <source>Removed successfully</source>
  <translation type="unfinished"></translation>
  </message>
+ <message>
+ <source>Other version installed: %1</source>
+ <translation type="unfinished"></translation>
+ </message>
 </context>
 </TS>

libdeepin-font-installer/dfontinfomanager.cpp

@@ -94,8 +94,35 @@ void DFontInfoManager::refreshList()
  data.filePath = path;
  data.familyName = face->family_name;
  data.styleName = face->style_name;
- dataList << data;
 
+ if (FT_IS_SFNT(face)) {
+ const int count = FT_Get_Sfnt_Name_Count(face);
+
+ for (int i = 0; i < count; ++i) {
+ FT_SfntName sname;
+
+ if (FT_Get_Sfnt_Name(face, i, &sname) != 0) {
+ continue;
+ }
+
+ // only handle the unicode names for US langid.
+ if (!(sname.platform_id == TT_PLATFORM_MICROSOFT &&
+ sname.encoding_id == TT_MS_ID_UNICODE_CS &&
+ sname.language_id == TT_MS_LANGID_ENGLISH_UNITED_STATES)) {
+ continue;
+ }
+
+ switch (sname.name_id) {
+ case TT_NAME_ID_VERSION_STRING:
+ data.version = g_convert((char *)sname.string,
+ sname.string_len,
+ "UTF-8", "UTF-16BE", NULL, NULL, NULL);
+ break;
+ }
+ }
+ }
+
+ dataList << data;
  FT_Done_Face(face);
  }
 
@@ -211,6 +238,7 @@ bool DFontInfoManager::isFontInstalled(DFontInfo *data)
 
  if (item.familyName == data->familyName &&
  item.styleName == data->styleName) {
+ data->sysVersion = item.version;
  return true;
  }
  }

libdeepin-font-installer/dfontinfomanager.h

@@ -31,6 +31,7 @@ struct DFontInfo
  QString version;
  QString copyright;
  QString description;
+ QString sysVersion;
  bool isInstalled;
 };