add icon to indicate the read/edit mode of tab

Signed-off-by: Le Tan <[email protected]>

src/resources/icons/editing.svg

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 16.2.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 width="512px" height="512px" viewBox="0 0 512 512" enable-background="new 0 0 512 512" xml:space="preserve">
+<g>
+	
+		<rect x="178.846" y="92.087" transform="matrix(-0.7071 -0.7071 0.7071 -0.7071 224.3476 631.1498)" width="128.085" height="354.049"/>
+	<path d="M471.723,88.393l-48.115-48.114c-11.723-11.724-31.558-10.896-44.304,1.85l-45.202,45.203l90.569,90.568l45.202-45.202
+		C482.616,119.952,483.445,100.116,471.723,88.393z"/>
+	<polygon points="64.021,363.252 32,480 148.737,447.979 	"/>
+</g>
+</svg>

src/resources/icons/reading.svg

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 16.2.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 width="512px" height="512px" viewBox="0 0 512 512" enable-background="new 0 0 512 512" xml:space="preserve">
+<g>
+	<path d="M112,64v16v320h16V80h304v337.143c0,8.205-6.652,14.857-14.857,14.857H94.857C86.652,432,80,425.348,80,417.143V128h16v-16
+		H64v305.143C64,434.157,77.843,448,94.857,448h322.285C434.157,448,448,434.157,448,417.143V64H112z"/>
+	<rect x="160" y="112" width="128" height="16"/>
+	<rect x="160" y="192" width="240" height="16"/>
+	<rect x="160" y="272" width="192" height="16"/>
+	<rect x="160" y="352" width="240" height="16"/>
+</g>
+</svg>

src/veditwindow.cpp

@@ -94,8 +94,8 @@ void VEditWindow::removeEditTab(int p_index)
 int VEditWindow::insertEditTab(int p_index, VFile *p_file, QWidget *p_page)
 {
     int idx = insertTab(p_index, p_page, p_file->getName());
-    QTabBar *tabs = tabBar();
-    tabs->setTabToolTip(idx, generateTooltip(p_file));
+    setTabToolTip(idx, generateTooltip(p_file));
+    setTabIcon(idx, QIcon(":/resources/icons/reading.svg"));
     return idx;
 }
 
@@ -293,9 +293,10 @@ void VEditWindow::noticeTabStatus(int p_index)
     bool editMode = editor->getIsEditMode();
 
     // Update tab text
-    QTabBar *tabs = tabBar();
-    tabs->setTabText(p_index, generateTabText(file->getName(), file->isModified()));
-    tabs->setTabToolTip(p_index, generateTooltip(file));
+    setTabText(p_index, generateTabText(file->getName(), file->isModified()));
+    setTabToolTip(p_index, generateTooltip(file));
+    setTabIcon(p_index, editMode ? QIcon(":/resources/icons/editing.svg") :
+               QIcon(":/resources/icons/reading.svg"));
     emit tabStatusChanged(file, editor, editMode);
 }
 
@@ -387,12 +388,11 @@ void VEditWindow::updateTabListMenu()
     }
 
     int curTab = currentIndex();
-    QTabBar *tabbar = tabBar();
-    int nrTab = tabbar->count();
+    int nrTab = count();
     for (int i = 0; i < nrTab; ++i) {
         VEditTab *editor = getTab(i);
         QPointer<VFile> file = editor->getFile();
-        QAction *action = new QAction(tabbar->tabText(i), tabListAct);
+        QAction *action = new QAction(tabIcon(i), tabText(i), tabListAct);
         action->setStatusTip(generateTooltip(file));
         action->setData(QVariant::fromValue(file));
         if (i == curTab) {

src/vnote.qrc

@@ -74,5 +74,7 @@
         <file>resources/icons/vnote.png</file>
         <file>resources/icons/insert_image.svg</file>
         <file>resources/icons/import_note.svg</file>
+        <file>resources/icons/editing.svg</file>
+        <file>resources/icons/reading.svg</file>
     </qresource>
 </RCC>