UI调整

resource/PowerModeler.qrc

@@ -1,5 +1,7 @@
 <RCC>
   <qresource prefix="img">
+    <file>images/icon_refresh3_disable.png</file>
+    <file>images/icon_close_disable.png</file>
     <file>images/btn_close_pressed.png</file>
     <file>images/btn_close_default.png</file>
     <file>images/btn_close_hover.png</file>
@@ -11,8 +13,11 @@
     <file>images/icon_close.png</file>
     <file>images/icon_done.png</file>
     <file>images/icon_plus.png</file>
-    <file>images/icon_subtra.png</file>
     <file>images/icon_save2.png</file>
+    <file>images/icon_done_disable.png</file>
+    <file>images/icon_plus_disable.png</file>
+    <file>images/icon_subtract.png</file>
+    <file>images/icon_subtract_disable.png</file>
     <file>images/icon_copy.png</file>
     <file>images/icon_paste.png</file>
     <file>images/icon_download.png</file>

source/dbBrowser.cpp

@@ -21,7 +21,6 @@ int DatabaseBrowser::tabIndex(const QString& tabText)
 {
     for(int i = 0; i < ui->tabWidget->count(); i++)
     {
-        QString strText = ui->tabWidget->tabText(i);
         if(ui->tabWidget->tabText(i) == tabText)
             return i;
     }

ui/dbBrowser.ui

@@ -149,7 +149,8 @@ QPushButton:pressed
          </property>
          <property name="icon">
           <iconset resource="../resource/PowerModeler.qrc">
-           <normaloff>:/img/images/icon_plus.png</normaloff>:/img/images/icon_plus.png</iconset>
+           <normaloff>:/img/images/icon_plus.png</normaloff>
+           <disabledoff>:/img/images/icon_plus_disable.png</disabledoff>:/img/images/icon_plus.png</iconset>
          </property>
          <property name="iconSize">
           <size>
@@ -193,7 +194,8 @@ QPushButton:pressed
          </property>
          <property name="icon">
           <iconset resource="../resource/PowerModeler.qrc">
-           <normaloff>:/img/images/icon_subtra.png</normaloff>:/img/images/icon_subtra.png</iconset>
+           <normaloff>:/img/images/icon_subtract.png</normaloff>
+           <disabledoff>:/img/images/icon_subtract_disable.png</disabledoff>:/img/images/icon_subtract.png</iconset>
          </property>
          <property name="iconSize">
           <size>
@@ -234,7 +236,8 @@ QPushButton:pressed
          </property>
          <property name="icon">
           <iconset resource="../resource/PowerModeler.qrc">
-           <normaloff>:/img/images/icon_done.png</normaloff>:/img/images/icon_done.png</iconset>
+           <normaloff>:/img/images/icon_done.png</normaloff>
+           <disabledoff>:/img/images/icon_done_disable.png</disabledoff>:/img/images/icon_done.png</iconset>
          </property>
          <property name="iconSize">
           <size>